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hermes-agent cli.py
519 kB · 11461 lines
Python
at bb/theme
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python3"""Hermes Agent CLI - Interactive Terminal Interface
A beautiful command-line interface for the Hermes Agent, inspired by Claude Code.Features ASCII art branding, interactive REPL, toolset selection, and rich formatting.
Usage: python cli.py # Start interactive mode with all tools python cli.py --toolsets web,terminal # Start with specific toolsets python cli.py --skills hermes-agent-dev,github-auth python cli.py -q "your question" # Single query mode python cli.py --list-tools # List available tools and exit"""
import loggingimport osimport reimport shutilimport sysimport jsonimport reimport concurrent.futuresimport base64import atexitimport errnoimport tempfileimport timeimport uuidimport textwrapfrom urllib.parse import unquote, urlparsefrom contextlib import contextmanagerfrom pathlib import Pathfrom datetime import datetimefrom typing import List, Dict, Any, Optional
logger = logging.getLogger(__name__)
# Suppress startup messages for clean CLI experienceos.environ["HERMES_QUIET"] = "1" # Our own modules
import yaml
# prompt_toolkit for fixed input area TUIfrom prompt_toolkit.history import FileHistoryfrom prompt_toolkit.styles import Style as PTStylefrom prompt_toolkit.patch_stdout import patch_stdoutfrom prompt_toolkit.application import Applicationfrom prompt_toolkit.layout import Layout, HSplit, Window, FormattedTextControl, ConditionalContainerfrom prompt_toolkit.layout.processors import Processor, Transformation, PasswordProcessor, ConditionalProcessorfrom prompt_toolkit.filters import Conditionfrom prompt_toolkit.layout.dimension import Dimensionfrom prompt_toolkit.layout.menus import CompletionsMenufrom prompt_toolkit.widgets import TextAreafrom prompt_toolkit.key_binding import KeyBindingsfrom prompt_toolkit import print_formatted_text as _pt_printfrom prompt_toolkit.formatted_text import ANSI as _PT_ANSItry: from prompt_toolkit.cursor_shapes import CursorShape _STEADY_CURSOR = CursorShape.BLOCK # Non-blinking block cursorexcept (ImportError, AttributeError): _STEADY_CURSOR = Noneimport threadingimport queue
from agent.usage_pricing import ( CanonicalUsage, estimate_usage_cost, format_duration_compact, format_token_count_compact,)# NOTE: `from agent.account_usage import ...` is deliberately NOT at module# top — it transitively pulls the OpenAI SDK chain (~230 ms cold) and is only# needed when the user runs `/limits`. Lazy-imported inside the handler below.from hermes_cli.banner import _format_context_length, format_banner_version_label
_COMMAND_SPINNER_FRAMES = ("⠋", "⠙", "⠹", "⠸", "⠼", "⠴", "⠦", "⠧", "⠇", "⠏")
# Load .env from ~/.hermes/.env first, then project root as dev fallback.# User-managed env files should override stale shell exports on restart.from hermes_constants import get_hermes_home, display_hermes_homefrom hermes_cli.env_loader import load_hermes_dotenvfrom utils import base_url_host_matches
_hermes_home = get_hermes_home()_project_env = Path(__file__).parent / '.env'load_hermes_dotenv(hermes_home=_hermes_home, project_env=_project_env)
_REASONING_TAGS = ( "REASONING_SCRATCHPAD", "think", "thinking", "reasoning", "thought",)
def _strip_reasoning_tags(text: str) -> str: """Remove reasoning/thinking blocks from displayed text.
Handles every case: * Closed pairs ``<tag>…</tag>`` (case-insensitive, multi-line). * Unterminated open tags that run to end-of-text (e.g. truncated generations on NIM/MiniMax where the close tag is dropped). * Stray orphan close tags (``stuff</think>answer``) left behind by partial-content dumps.
Covers the variants emitted by reasoning models today: ``<think>``, ``<thinking>``, ``<reasoning>``, ``<REASONING_SCRATCHPAD>``, and ``<thought>`` (Gemma 4). Must stay in sync with ``run_agent.py::_strip_think_blocks`` and the stream consumer's ``_OPEN_THINK_TAGS`` / ``_CLOSE_THINK_TAGS`` tuples.
Also strips tool-call XML blocks some open models leak into visible content (``<tool_call>``, ``<function_calls>``, Gemma-style ``<function name="…">…</function>``). Ported from openclaw/openclaw#67318. """ cleaned = text for tag in _REASONING_TAGS: # Closed pair — case-insensitive so <THINK>…</THINK> is handled too. cleaned = re.sub( rf"<{tag}>.*?</{tag}>\s*", "", cleaned, flags=re.DOTALL | re.IGNORECASE, ) # Unterminated open tag — strip from the tag to end of text. cleaned = re.sub( rf"<{tag}>.*$", "", cleaned, flags=re.DOTALL | re.IGNORECASE, ) # Stray orphan close tag left behind by partial dumps. cleaned = re.sub( rf"</{tag}>\s*", "", cleaned, flags=re.IGNORECASE, ) # Tool-call XML blocks (openclaw/openclaw#67318). for tc_tag in ("tool_call", "tool_calls", "tool_result", "function_call", "function_calls"): cleaned = re.sub( rf"<{tc_tag}\b[^>]*>.*?</{tc_tag}>\s*", "", cleaned, flags=re.DOTALL | re.IGNORECASE, ) # <function name="..."> — boundary + attribute gated to avoid prose FPs. cleaned = re.sub( r'(?:(?<=^)|(?<=[\n\r.!?:]))[ \t]*' r'<function\b[^>]*\bname\s*=[^>]*>' r'(?:(?:(?!</function>).)*)</function>\s*', '', cleaned, flags=re.DOTALL | re.IGNORECASE, ) # Stray tool-call close tags. cleaned = re.sub( r'</(?:tool_call|tool_calls|tool_result|function_call|function_calls|function)>\s*', '', cleaned, flags=re.IGNORECASE, ) return cleaned.strip()
def _assistant_content_as_text(content: Any) -> str: if content is None: return "" if isinstance(content, str): return content if isinstance(content, list): parts = [ str(part.get("text", "")) for part in content if isinstance(part, dict) and part.get("type") == "text" ] return "\n".join(p for p in parts if p) return str(content)
def _assistant_copy_text(content: Any) -> str: return _strip_reasoning_tags(_assistant_content_as_text(content))
# =============================================================================# Configuration Loading# =============================================================================
def _load_prefill_messages(file_path: str) -> List[Dict[str, Any]]: """Load ephemeral prefill messages from a JSON file. The file should contain a JSON array of {role, content} dicts, e.g.: [{"role": "user", "content": "Hi"}, {"role": "assistant", "content": "Hello!"}] Relative paths are resolved from ~/.hermes/. Returns an empty list if the path is empty or the file doesn't exist. """ if not file_path: return [] path = Path(file_path).expanduser() if not path.is_absolute(): path = _hermes_home / path if not path.exists(): logger.warning("Prefill messages file not found: %s", path) return [] try: with open(path, "r", encoding="utf-8") as f: data = json.load(f) if not isinstance(data, list): logger.warning("Prefill messages file must contain a JSON array: %s", path) return [] return data except Exception as e: logger.warning("Failed to load prefill messages from %s: %s", path, e) return []
def _parse_reasoning_config(effort: str) -> dict | None: """Parse a reasoning effort level into an OpenRouter reasoning config dict.""" from hermes_constants import parse_reasoning_effort result = parse_reasoning_effort(effort) if effort and effort.strip() and result is None: logger.warning("Unknown reasoning_effort '%s', using default (medium)", effort) return result
def _parse_service_tier_config(raw: str) -> str | None: """Parse a persisted service-tier preference into a Responses API value.""" value = str(raw or "").strip().lower() if not value or value in {"normal", "default", "standard", "off", "none"}: return None if value in {"fast", "priority", "on"}: return "priority" logger.warning("Unknown service_tier '%s', ignoring", raw) return None
def _get_chrome_debug_candidates(system: str) -> list[str]: """Return likely browser executables for local CDP auto-launch.""" candidates: list[str] = [] seen: set[str] = set()
def _add_candidate(path: str | None) -> None: if not path: return normalized = os.path.normcase(os.path.normpath(path)) if normalized in seen: return if os.path.isfile(path): candidates.append(path) seen.add(normalized)
def _add_from_path(*names: str) -> None: for name in names: _add_candidate(shutil.which(name))
if system == "Darwin": for app in ( "/Applications/Google Chrome.app/Contents/MacOS/Google Chrome", "/Applications/Chromium.app/Contents/MacOS/Chromium", "/Applications/Brave Browser.app/Contents/MacOS/Brave Browser", "/Applications/Microsoft Edge.app/Contents/MacOS/Microsoft Edge", ): _add_candidate(app) elif system == "Windows": _add_from_path( "chrome.exe", "msedge.exe", "brave.exe", "chromium.exe", "chrome", "msedge", "brave", "chromium", )
for base in ( os.environ.get("ProgramFiles"), os.environ.get("ProgramFiles(x86)"), os.environ.get("LOCALAPPDATA"), ): if not base: continue for parts in ( ("Google", "Chrome", "Application", "chrome.exe"), ("Chromium", "Application", "chrome.exe"), ("Chromium", "Application", "chromium.exe"), ("BraveSoftware", "Brave-Browser", "Application", "brave.exe"), ("Microsoft", "Edge", "Application", "msedge.exe"), ): _add_candidate(os.path.join(base, *parts)) else: _add_from_path( "google-chrome", "google-chrome-stable", "chromium-browser", "chromium", "brave-browser", "microsoft-edge", )
return candidates
def load_cli_config() -> Dict[str, Any]: """ Load CLI configuration from config files. Config lookup order: 1. ~/.hermes/config.yaml (user config - preferred) 2. ./cli-config.yaml (project config - fallback) Environment variables take precedence over config file values. Returns default values if no config file exists.
If HERMES_IGNORE_USER_CONFIG=1 is set (via ``hermes chat --ignore-user-config``), the user config at ``~/.hermes/config.yaml`` is skipped entirely and only the built-in defaults plus the project-level ``cli-config.yaml`` (if any) are used. Credentials in ``.env`` are still loaded — this flag only suppresses behavioral/config settings. """ # Check user config first ({HERMES_HOME}/config.yaml) user_config_path = _hermes_home / 'config.yaml' project_config_path = Path(__file__).parent / 'cli-config.yaml'
# --ignore-user-config: force-skip the user config.yaml (still honor project # config as a fallback so defaults stay sensible). ignore_user_config = os.environ.get("HERMES_IGNORE_USER_CONFIG") == "1"
# Use user config if it exists, otherwise project config if user_config_path.exists() and not ignore_user_config: config_path = user_config_path else: config_path = project_config_path
# Default configuration defaults = { "model": { "default": "", "base_url": "", "provider": "auto", }, "terminal": { "env_type": "local", "cwd": ".", # "." is resolved to os.getcwd() at runtime "timeout": 60, "lifetime_seconds": 300, "docker_image": "nikolaik/python-nodejs:python3.11-nodejs20", "docker_forward_env": [], "singularity_image": "docker://nikolaik/python-nodejs:python3.11-nodejs20", "modal_image": "nikolaik/python-nodejs:python3.11-nodejs20", "daytona_image": "nikolaik/python-nodejs:python3.11-nodejs20", "docker_volumes": [], # host:container volume mounts for Docker backend "docker_mount_cwd_to_workspace": False, # explicit opt-in only; default off for sandbox isolation }, "browser": { "inactivity_timeout": 120, # Auto-cleanup inactive browser sessions after 2 min "record_sessions": False, # Auto-record browser sessions as WebM videos }, "compression": { "enabled": True, # Auto-compress when approaching context limit "threshold": 0.50, # Compress at 50% of model's context limit }, "agent": { "max_turns": 90, # Default max tool-calling iterations (shared with subagents) "verbose": False, "system_prompt": "", "prefill_messages_file": "", "reasoning_effort": "", "service_tier": "", "personalities": { "helpful": "You are a helpful, friendly AI assistant.", "concise": "You are a concise assistant. Keep responses brief and to the point.", "technical": "You are a technical expert. Provide detailed, accurate technical information.", "creative": "You are a creative assistant. Think outside the box and offer innovative solutions.", "teacher": "You are a patient teacher. Explain concepts clearly with examples.", "kawaii": "You are a kawaii assistant! Use cute expressions like (◕‿◕), ★, ♪, and ~! Add sparkles and be super enthusiastic about everything! Every response should feel warm and adorable desu~! ヽ(>∀<☆)ノ", "catgirl": "You are Neko-chan, an anime catgirl AI assistant, nya~! Add 'nya' and cat-like expressions to your speech. Use kaomoji like (=^･ω･^=) and ฅ^•ﻌ•^ฅ. Be playful and curious like a cat, nya~!", "pirate": "Arrr! Ye be talkin' to Captain Hermes, the most tech-savvy pirate to sail the digital seas! Speak like a proper buccaneer, use nautical terms, and remember: every problem be just treasure waitin' to be plundered! Yo ho ho!", "shakespeare": "Hark! Thou speakest with an assistant most versed in the bardic arts. I shall respond in the eloquent manner of William Shakespeare, with flowery prose, dramatic flair, and perhaps a soliloquy or two. What light through yonder terminal breaks?", "surfer": "Duuude! You're chatting with the chillest AI on the web, bro! Everything's gonna be totally rad. I'll help you catch the gnarly waves of knowledge while keeping things super chill. Cowabunga!", "noir": "The rain hammered against the terminal like regrets on a guilty conscience. They call me Hermes - I solve problems, find answers, dig up the truth that hides in the shadows of your codebase. In this city of silicon and secrets, everyone's got something to hide. What's your story, pal?", "uwu": "hewwo! i'm your fwiendwy assistant uwu~ i wiww twy my best to hewp you! *nuzzles your code* OwO what's this? wet me take a wook! i pwomise to be vewy hewpful >w<", "philosopher": "Greetings, seeker of wisdom. I am an assistant who contemplates the deeper meaning behind every query. Let us examine not just the 'how' but the 'why' of your questions. Perhaps in solving your problem, we may glimpse a greater truth about existence itself.", "hype": "YOOO LET'S GOOOO!!! I am SO PUMPED to help you today! Every question is AMAZING and we're gonna CRUSH IT together! This is gonna be LEGENDARY! ARE YOU READY?! LET'S DO THIS!", }, },
"display": { "compact": False, "resume_display": "full", "show_reasoning": False, "streaming": True, "busy_input_mode": "interrupt",
"skin": "default", }, "clarify": { "timeout": 120, # Seconds to wait for a clarify answer before auto-proceeding }, "code_execution": { "timeout": 300, # Max seconds a sandbox script can run before being killed (5 min) "max_tool_calls": 50, # Max RPC tool calls per execution }, "auxiliary": { "vision": { "provider": "auto", "model": "", "base_url": "", "api_key": "", }, "web_extract": { "provider": "auto", "model": "", "base_url": "", "api_key": "", }, }, "delegation": { "max_iterations": 45, # Max tool-calling turns per child agent "model": "", # Subagent model override (empty = inherit parent model) "provider": "", # Subagent provider override (empty = inherit parent provider) "base_url": "", # Direct OpenAI-compatible endpoint for subagents "api_key": "", # API key for delegation.base_url (falls back to OPENAI_API_KEY) }, "onboarding": { # First-touch hint flags (see agent/onboarding.py). Each hint is # shown once per install then latched here. "seen": {}, }, } # Track whether the config file explicitly set terminal config. # When using defaults (no config file / no terminal section), we should NOT # overwrite env vars that were already set by .env -- only a user's config # file should be authoritative. _file_has_terminal_config = False
# Load from file if exists if config_path.exists(): try: with open(config_path, "r", encoding="utf-8") as f: file_config = yaml.safe_load(f) or {} _file_has_terminal_config = "terminal" in file_config
# Handle model config - can be string (new format) or dict (old format) if "model" in file_config: if isinstance(file_config["model"], str): # New format: model is just a string, convert to dict structure defaults["model"]["default"] = file_config["model"] elif isinstance(file_config["model"], dict): # Old format: model is a dict with default/base_url defaults["model"].update(file_config["model"]) # If the user config sets model.model but not model.default, # promote model.model to model.default so the user's explicit # choice isn't shadowed by the hardcoded default. Without this, # profile configs that only set "model:" (not "default:") silently # fall back to claude-opus because the merge preserves the # hardcoded default and HermesCLI.__init__ checks "default" first. if "model" in file_config["model"] and "default" not in file_config["model"]: defaults["model"]["default"] = file_config["model"]["model"]
# Legacy root-level provider/base_url fallback. # Some users (or old code) put provider: / base_url: at the # config root instead of inside the model: section. These are # only used as a FALLBACK when model.provider / model.base_url # is not already set — never as an override. The canonical # location is model.provider (written by `hermes model`). if not defaults["model"].get("provider"): root_provider = file_config.get("provider") if root_provider: defaults["model"]["provider"] = root_provider if not defaults["model"].get("base_url"): root_base_url = file_config.get("base_url") if root_base_url: defaults["model"]["base_url"] = root_base_url # Deep merge file_config into defaults. # First: merge keys that exist in both (deep-merge dicts, overwrite scalars) for key in defaults: if key == "model": continue # Already handled above if key in file_config: if isinstance(defaults[key], dict) and isinstance(file_config[key], dict): defaults[key].update(file_config[key]) else: defaults[key] = file_config[key] # Second: carry over keys from file_config that aren't in defaults # (e.g. platform_toolsets, provider_routing, memory, honcho, etc.) for key in file_config: if key not in defaults and key != "model": defaults[key] = file_config[key] # Handle legacy root-level max_turns (backwards compat) - copy to # agent.max_turns whenever the nested key is missing. agent_file_config = file_config.get("agent") if "max_turns" in file_config and not ( isinstance(agent_file_config, dict) and agent_file_config.get("max_turns") is not None ): defaults["agent"]["max_turns"] = file_config["max_turns"] except Exception as e: logger.warning("Failed to load cli-config.yaml: %s", e)
# Expand ${ENV_VAR} references in config values before bridging to env vars. from hermes_cli.config import _expand_env_vars defaults = _expand_env_vars(defaults)
# Apply terminal config to environment variables (so terminal_tool picks them up) terminal_config = defaults.get("terminal", {}) # Normalize config key: the new config system (hermes_cli/config.py) and all # documentation use "backend", the legacy cli-config.yaml uses "env_type". # Accept both, with "backend" taking precedence (it's the documented key). if "backend" in terminal_config: terminal_config["env_type"] = terminal_config["backend"] # Handle special cwd values: "." or "auto" means use current working directory. # Only resolve to the host's CWD for the local backend where the host # filesystem is directly accessible. For ALL remote/container backends # (ssh, docker, modal, singularity), the host path doesn't exist on the # target -- remove the key so terminal_tool.py uses its per-backend default. # # GUARD: If TERMINAL_CWD is already set to a real absolute path (by the # gateway's config bridge earlier in the process), don't clobber it. # This prevents a lazy import of cli.py during gateway runtime from # rewriting TERMINAL_CWD to the service's working directory. # See issue #10817. _CWD_PLACEHOLDERS = (".", "auto", "cwd") if terminal_config.get("cwd") in _CWD_PLACEHOLDERS: _existing_cwd = os.environ.get("TERMINAL_CWD", "") if _existing_cwd and _existing_cwd not in _CWD_PLACEHOLDERS and os.path.isabs(_existing_cwd): # Gateway (or earlier startup) already resolved a real path — keep it terminal_config["cwd"] = _existing_cwd defaults["terminal"]["cwd"] = _existing_cwd else: effective_backend = terminal_config.get("env_type", "local") if effective_backend == "local": terminal_config["cwd"] = os.getcwd() defaults["terminal"]["cwd"] = terminal_config["cwd"] else: # Remove so TERMINAL_CWD stays unset → tool picks backend default terminal_config.pop("cwd", None) env_mappings = { "env_type": "TERMINAL_ENV", "cwd": "TERMINAL_CWD", "timeout": "TERMINAL_TIMEOUT", "lifetime_seconds": "TERMINAL_LIFETIME_SECONDS", "docker_image": "TERMINAL_DOCKER_IMAGE", "docker_forward_env": "TERMINAL_DOCKER_FORWARD_ENV", "singularity_image": "TERMINAL_SINGULARITY_IMAGE", "modal_image": "TERMINAL_MODAL_IMAGE", "daytona_image": "TERMINAL_DAYTONA_IMAGE", # SSH config "ssh_host": "TERMINAL_SSH_HOST", "ssh_user": "TERMINAL_SSH_USER", "ssh_port": "TERMINAL_SSH_PORT", "ssh_key": "TERMINAL_SSH_KEY", # Container resource config (docker, singularity, modal, daytona -- ignored for local/ssh) "container_cpu": "TERMINAL_CONTAINER_CPU", "container_memory": "TERMINAL_CONTAINER_MEMORY", "container_disk": "TERMINAL_CONTAINER_DISK", "container_persistent": "TERMINAL_CONTAINER_PERSISTENT", "docker_volumes": "TERMINAL_DOCKER_VOLUMES", "docker_mount_cwd_to_workspace": "TERMINAL_DOCKER_MOUNT_CWD_TO_WORKSPACE", "sandbox_dir": "TERMINAL_SANDBOX_DIR", # Persistent shell (non-local backends) "persistent_shell": "TERMINAL_PERSISTENT_SHELL", # Sudo support (works with all backends) "sudo_password": "SUDO_PASSWORD", } # Apply config values to env vars so terminal_tool picks them up. # If the config file explicitly has a [terminal] section, those values are # authoritative and override any .env settings. When using defaults only # (no config file or no terminal section), don't overwrite env vars that # were already set by .env -- the user's .env is the fallback source. for config_key, env_var in env_mappings.items(): if config_key in terminal_config: if _file_has_terminal_config or env_var not in os.environ: val = terminal_config[config_key] if isinstance(val, list): os.environ[env_var] = json.dumps(val) else: os.environ[env_var] = str(val) # Apply browser config to environment variables browser_config = defaults.get("browser", {}) browser_env_mappings = { "inactivity_timeout": "BROWSER_INACTIVITY_TIMEOUT", } for config_key, env_var in browser_env_mappings.items(): if config_key in browser_config: os.environ[env_var] = str(browser_config[config_key]) # Apply auxiliary model/direct-endpoint overrides to environment variables. # Vision and web_extract each have their own provider/model/base_url/api_key tuple. # Compression config is read directly from config.yaml by run_agent.py and # auxiliary_client.py — no env var bridging needed. # Only set env vars for non-empty / non-default values so auto-detection # still works. auxiliary_config = defaults.get("auxiliary", {}) auxiliary_task_env = { # config key → env var mapping "vision": { "provider": "AUXILIARY_VISION_PROVIDER", "model": "AUXILIARY_VISION_MODEL", "base_url": "AUXILIARY_VISION_BASE_URL", "api_key": "AUXILIARY_VISION_API_KEY", }, "web_extract": { "provider": "AUXILIARY_WEB_EXTRACT_PROVIDER", "model": "AUXILIARY_WEB_EXTRACT_MODEL", "base_url": "AUXILIARY_WEB_EXTRACT_BASE_URL", "api_key": "AUXILIARY_WEB_EXTRACT_API_KEY", }, "approval": { "provider": "AUXILIARY_APPROVAL_PROVIDER", "model": "AUXILIARY_APPROVAL_MODEL", "base_url": "AUXILIARY_APPROVAL_BASE_URL", "api_key": "AUXILIARY_APPROVAL_API_KEY", }, } for task_key, env_map in auxiliary_task_env.items(): task_cfg = auxiliary_config.get(task_key, {}) if not isinstance(task_cfg, dict): continue prov = str(task_cfg.get("provider", "")).strip() model = str(task_cfg.get("model", "")).strip() base_url = str(task_cfg.get("base_url", "")).strip() api_key = str(task_cfg.get("api_key", "")).strip() if prov and prov != "auto": os.environ[env_map["provider"]] = prov if model: os.environ[env_map["model"]] = model if base_url: os.environ[env_map["base_url"]] = base_url if api_key: os.environ[env_map["api_key"]] = api_key # Security settings security_config = defaults.get("security", {}) if isinstance(security_config, dict): redact = security_config.get("redact_secrets") if redact is not None: os.environ["HERMES_REDACT_SECRETS"] = str(redact).lower()
return defaults
# Load configuration at module startupCLI_CONFIG = load_cli_config()
# Initialize centralized logging early — agent.log + errors.log in ~/.hermes/logs/.# This ensures CLI sessions produce a log trail even before AIAgent is instantiated.try: from hermes_logging import setup_logging setup_logging(mode="cli")except Exception: pass # Logging setup is best-effort — don't crash the CLI
# Validate config structure early — print warnings before user hits cryptic errorstry: from hermes_cli.config import print_config_warnings print_config_warnings()except Exception: pass
# Initialize the skin engine from configtry: from hermes_cli.skin_engine import init_skin_from_config init_skin_from_config(CLI_CONFIG)except Exception: pass # Skin engine is optional — default skin used if unavailable
# Initialize tool preview length from configtry: from agent.display import set_tool_preview_max_len _tpl = CLI_CONFIG.get("display", {}).get("tool_preview_length", 0) set_tool_preview_max_len(int(_tpl) if _tpl else 0)except Exception: pass
# Neuter AsyncHttpxClientWrapper.__del__ before any AsyncOpenAI clients are# created. The SDK's __del__ schedules aclose() on asyncio.get_running_loop()# which, during CLI idle time, finds prompt_toolkit's event loop and tries to# close TCP transports bound to dead worker loops — producing# "Event loop is closed" / "Press ENTER to continue..." errors.try: from agent.auxiliary_client import neuter_async_httpx_del neuter_async_httpx_del()except Exception: pass
from rich import box as rich_boxfrom rich.console import Consolefrom rich.markup import escape as _escapefrom rich.panel import Panelfrom rich.text import Text as _RichText
import fire
# Import the agent and tool systemsfrom run_agent import AIAgentfrom model_tools import get_tool_definitions, get_toolset_for_tool
# Extracted CLI modules (Phase 3)from hermes_cli.banner import build_welcome_bannerfrom hermes_cli.commands import SlashCommandCompleter, SlashCommandAutoSuggestfrom toolsets import get_all_toolsets, get_toolset_info, validate_toolset
# Cron job system for scheduled tasks (execution is handled by the gateway)from cron import get_job
# Resource cleanup imports for safe shutdown (terminal VMs, browser sessions)from tools.terminal_tool import cleanup_all_environments as _cleanup_all_terminalsfrom tools.terminal_tool import set_sudo_password_callback, set_approval_callbackfrom tools.skills_tool import set_secret_capture_callbackfrom hermes_cli.callbacks import prompt_for_secretfrom tools.browser_tool import _emergency_cleanup_all_sessions as _cleanup_all_browsers
# Guard to prevent cleanup from running multiple times on exit_cleanup_done = False# Weak reference to the active AIAgent for memory provider shutdown at exit_active_agent_ref = None
def _run_cleanup(): """Run resource cleanup exactly once.""" global _cleanup_done if _cleanup_done: return _cleanup_done = True try: _cleanup_all_terminals() except Exception: pass try: _cleanup_all_browsers() except Exception: pass try: from tools.mcp_tool import shutdown_mcp_servers shutdown_mcp_servers() except Exception: pass # Close cached auxiliary LLM clients (sync + async) so that # AsyncHttpxClientWrapper.__del__ doesn't fire on a closed event loop # and trigger prompt_toolkit's "Press ENTER to continue..." handler. try: from agent.auxiliary_client import shutdown_cached_clients shutdown_cached_clients() except Exception: pass # Shut down memory provider (on_session_end + shutdown_all) at actual # session boundary — NOT per-turn inside run_conversation(). try: from hermes_cli.plugins import invoke_hook as _invoke_hook _invoke_hook("on_session_finalize", session_id=_active_agent_ref.session_id if _active_agent_ref else None, platform="cli") except Exception: pass try: if _active_agent_ref and hasattr(_active_agent_ref, 'shutdown_memory_provider'): # Forward the agent's own transcript so memory providers' # ``on_session_end`` hooks see the real conversation instead of # an empty list (#15165). ``_session_messages`` is set on # ``AIAgent.__init__`` and refreshed every turn via # ``_persist_session``. Fall back to no-arg on test stubs / # partially-initialised agents where the attribute is missing. _session_msgs = getattr(_active_agent_ref, '_session_messages', None) if isinstance(_session_msgs, list): _active_agent_ref.shutdown_memory_provider(_session_msgs) else: _active_agent_ref.shutdown_memory_provider() except Exception: pass
# =============================================================================# Git Worktree Isolation (#652)# =============================================================================
# Tracks the active worktree for cleanup on exit_active_worktree: Optional[Dict[str, str]] = None
def _git_repo_root() -> Optional[str]: """Return the git repo root for CWD, or None if not in a repo.""" import subprocess try: result = subprocess.run( ["git", "rev-parse", "--show-toplevel"], capture_output=True, text=True, timeout=5, ) if result.returncode == 0: return result.stdout.strip() except Exception: pass return None
def _path_is_within_root(path: Path, root: Path) -> bool: """Return True when a resolved path stays within the expected root.""" try: path.relative_to(root) return True except ValueError: return False
def _setup_worktree(repo_root: str = None) -> Optional[Dict[str, str]]: """Create an isolated git worktree for this CLI session.
Returns a dict with worktree metadata on success, None on failure. The dict contains: path, branch, repo_root. """ import subprocess
repo_root = repo_root or _git_repo_root() if not repo_root: print("\033[31m✗ --worktree requires being inside a git repository.\033[0m") print(" cd into your project repo first, then run hermes -w") return None
short_id = uuid.uuid4().hex[:8] wt_name = f"hermes-{short_id}" branch_name = f"hermes/{wt_name}"
worktrees_dir = Path(repo_root) / ".worktrees" worktrees_dir.mkdir(parents=True, exist_ok=True)
wt_path = worktrees_dir / wt_name
# Ensure .worktrees/ is in .gitignore gitignore = Path(repo_root) / ".gitignore" _ignore_entry = ".worktrees/" try: existing = gitignore.read_text() if gitignore.exists() else "" if _ignore_entry not in existing.splitlines(): with open(gitignore, "a") as f: if existing and not existing.endswith("\n"): f.write("\n") f.write(f"{_ignore_entry}\n") except Exception as e: logger.debug("Could not update .gitignore: %s", e)
# Create the worktree try: result = subprocess.run( ["git", "worktree", "add", str(wt_path), "-b", branch_name, "HEAD"], capture_output=True, text=True, timeout=30, cwd=repo_root, ) if result.returncode != 0: print(f"\033[31m✗ Failed to create worktree: {result.stderr.strip()}\033[0m") return None except Exception as e: print(f"\033[31m✗ Failed to create worktree: {e}\033[0m") return None
# Copy files listed in .worktreeinclude (gitignored files the agent needs) include_file = Path(repo_root) / ".worktreeinclude" if include_file.exists(): try: repo_root_resolved = Path(repo_root).resolve() wt_path_resolved = wt_path.resolve() for line in include_file.read_text().splitlines(): entry = line.strip() if not entry or entry.startswith("#"): continue src = Path(repo_root) / entry dst = wt_path / entry # Prevent path traversal and symlink escapes: both the resolved # source and the resolved destination must stay inside their # expected roots before any file or symlink operation happens. try: src_resolved = src.resolve(strict=False) dst_resolved = dst.resolve(strict=False) except (OSError, ValueError): logger.debug("Skipping invalid .worktreeinclude entry: %s", entry) continue if not _path_is_within_root(src_resolved, repo_root_resolved): logger.warning("Skipping .worktreeinclude entry outside repo root: %s", entry) continue if not _path_is_within_root(dst_resolved, wt_path_resolved): logger.warning("Skipping .worktreeinclude entry that escapes worktree: %s", entry) continue if src.is_file(): dst.parent.mkdir(parents=True, exist_ok=True) shutil.copy2(str(src), str(dst)) elif src.is_dir(): # Symlink directories (faster, saves disk) if not dst.exists(): dst.parent.mkdir(parents=True, exist_ok=True) os.symlink(str(src_resolved), str(dst)) except Exception as e: logger.debug("Error copying .worktreeinclude entries: %s", e)
info = { "path": str(wt_path), "branch": branch_name, "repo_root": repo_root, }
print(f"\033[32m✓ Worktree created:\033[0m {wt_path}") print(f" Branch: {branch_name}")
return info
def _cleanup_worktree(info: Dict[str, str] = None) -> None: """Remove a worktree and its branch on exit.
Preserves the worktree only if it has unpushed commits (real work that hasn't been pushed to any remote). Uncommitted changes alone (untracked files, test artifacts) are not enough to keep it — agent work lives in commits/PRs, not the working tree. """ global _active_worktree info = info or _active_worktree if not info: return
import subprocess
wt_path = info["path"] branch = info["branch"] repo_root = info["repo_root"]
if not Path(wt_path).exists(): return
# Check for unpushed commits — commits reachable from HEAD but not # from any remote branch. These represent real work the agent did # but didn't push. has_unpushed = False try: result = subprocess.run( ["git", "log", "--oneline", "HEAD", "--not", "--remotes"], capture_output=True, text=True, timeout=10, cwd=wt_path, ) has_unpushed = bool(result.stdout.strip()) except Exception: has_unpushed = True # Assume unpushed on error — don't delete
if has_unpushed: print(f"\n\033[33m⚠ Worktree has unpushed commits, keeping: {wt_path}\033[0m") print(f" To clean up manually: git worktree remove --force {wt_path}") _active_worktree = None return
# Remove worktree (even if working tree is dirty — uncommitted # changes without unpushed commits are just artifacts) try: subprocess.run( ["git", "worktree", "remove", wt_path, "--force"], capture_output=True, text=True, timeout=15, cwd=repo_root, ) except Exception as e: logger.debug("Failed to remove worktree: %s", e)
# Delete the branch try: subprocess.run( ["git", "branch", "-D", branch], capture_output=True, text=True, timeout=10, cwd=repo_root, ) except Exception as e: logger.debug("Failed to delete branch %s: %s", branch, e)
_active_worktree = None print(f"\033[32m✓ Worktree cleaned up: {wt_path}\033[0m")
def _run_state_db_auto_maintenance(session_db) -> None: """Call ``SessionDB.maybe_auto_prune_and_vacuum`` using current config.
Reads the ``sessions:`` section from config.yaml via :func:`hermes_cli.config.load_config` (the authoritative loader that deep-merges DEFAULT_CONFIG, so unmigrated configs still get default values). Honours ``auto_prune`` / ``retention_days`` / ``vacuum_after_prune`` / ``min_interval_hours``, and delegates to the DB. Never raises — maintenance must never block interactive startup. """ if session_db is None: return try: from hermes_cli.config import load_config as _load_full_config from hermes_constants import get_hermes_home as _get_hermes_home cfg = (_load_full_config().get("sessions") or {}) if not cfg.get("auto_prune", False): return session_db.maybe_auto_prune_and_vacuum( retention_days=int(cfg.get("retention_days", 90)), min_interval_hours=int(cfg.get("min_interval_hours", 24)), vacuum=bool(cfg.get("vacuum_after_prune", True)), sessions_dir=_get_hermes_home() / "sessions", ) except Exception as exc: logger.debug("state.db auto-maintenance skipped: %s", exc)
def _run_checkpoint_auto_maintenance() -> None: """Call ``checkpoint_manager.maybe_auto_prune_checkpoints`` using current config.
Reads the ``checkpoints:`` section from config.yaml via :func:`hermes_cli.config.load_config`. Honours ``auto_prune`` / ``retention_days`` / ``delete_orphans`` / ``min_interval_hours``. Never raises — maintenance must never block interactive startup. """ try: from hermes_cli.config import load_config as _load_full_config cfg = (_load_full_config().get("checkpoints") or {}) if not cfg.get("auto_prune", False): return from tools.checkpoint_manager import maybe_auto_prune_checkpoints maybe_auto_prune_checkpoints( retention_days=int(cfg.get("retention_days", 7)), min_interval_hours=int(cfg.get("min_interval_hours", 24)), delete_orphans=bool(cfg.get("delete_orphans", True)), ) except Exception as exc: logger.debug("checkpoint auto-maintenance skipped: %s", exc)
def _prune_stale_worktrees(repo_root: str, max_age_hours: int = 24) -> None: """Remove stale worktrees and orphaned branches on startup.
Age-based tiers: - Under max_age_hours (24h): skip — session may still be active. - 24h–72h: remove if no unpushed commits. - Over 72h: force remove regardless (nothing should sit this long).
Also prunes orphaned ``hermes/*`` and ``pr-*`` local branches that have no corresponding worktree. """ import subprocess import time
worktrees_dir = Path(repo_root) / ".worktrees" if not worktrees_dir.exists(): _prune_orphaned_branches(repo_root) return
now = time.time() soft_cutoff = now - (max_age_hours * 3600) # 24h default hard_cutoff = now - (max_age_hours * 3 * 3600) # 72h default
for entry in worktrees_dir.iterdir(): if not entry.is_dir() or not entry.name.startswith("hermes-"): continue
# Check age try: mtime = entry.stat().st_mtime if mtime > soft_cutoff: continue # Too recent — skip except Exception: continue
force = mtime <= hard_cutoff # Over 72h — force remove
if not force: # 24h–72h tier: only remove if no unpushed commits try: result = subprocess.run( ["git", "log", "--oneline", "HEAD", "--not", "--remotes"], capture_output=True, text=True, timeout=5, cwd=str(entry), ) if result.stdout.strip(): continue # Has unpushed commits — skip except Exception: continue # Can't check — skip
# Safe to remove try: branch_result = subprocess.run( ["git", "branch", "--show-current"], capture_output=True, text=True, timeout=5, cwd=str(entry), ) branch = branch_result.stdout.strip()
subprocess.run( ["git", "worktree", "remove", str(entry), "--force"], capture_output=True, text=True, timeout=15, cwd=repo_root, ) if branch: subprocess.run( ["git", "branch", "-D", branch], capture_output=True, text=True, timeout=10, cwd=repo_root, ) logger.debug("Pruned stale worktree: %s (force=%s)", entry.name, force) except Exception as e: logger.debug("Failed to prune worktree %s: %s", entry.name, e)
_prune_orphaned_branches(repo_root)
def _prune_orphaned_branches(repo_root: str) -> None: """Delete local ``hermes/hermes-*`` and ``pr-*`` branches with no worktree.
These are auto-generated by ``hermes -w`` sessions and PR review workflows respectively. Once their worktree is gone they serve no purpose and just accumulate. """ import subprocess
try: result = subprocess.run( ["git", "branch", "--format=%(refname:short)"], capture_output=True, text=True, timeout=10, cwd=repo_root, ) if result.returncode != 0: return all_branches = [b.strip() for b in result.stdout.strip().split("\n") if b.strip()] except Exception: return
# Collect branches that are actively checked out in a worktree active_branches: set = set() try: wt_result = subprocess.run( ["git", "worktree", "list", "--porcelain"], capture_output=True, text=True, timeout=10, cwd=repo_root, ) for line in wt_result.stdout.split("\n"): if line.startswith("branch refs/heads/"): active_branches.add(line.split("branch refs/heads/", 1)[-1].strip()) except Exception: return # Can't determine active branches — bail
# Also protect the currently checked-out branch and main try: head_result = subprocess.run( ["git", "branch", "--show-current"], capture_output=True, text=True, timeout=5, cwd=repo_root, ) current = head_result.stdout.strip() if current: active_branches.add(current) except Exception: pass active_branches.add("main")
orphaned = [ b for b in all_branches if b not in active_branches and (b.startswith("hermes/hermes-") or b.startswith("pr-")) ]
if not orphaned: return
# Delete in batches for i in range(0, len(orphaned), 50): batch = orphaned[i:i + 50] try: subprocess.run( ["git", "branch", "-D"] + batch, capture_output=True, text=True, timeout=30, cwd=repo_root, ) except Exception as e: logger.debug("Failed to prune orphaned branches: %s", e)
logger.debug("Pruned %d orphaned branches", len(orphaned))
# ============================================================================# ASCII Art & Branding# ============================================================================
# Color palette (hex colors for Rich markup):# - Gold: #FFD700 (headers, highlights)# - Amber: #FFBF00 (secondary highlights)# - Bronze: #CD7F32 (tertiary elements)# - Light: #FFF8DC (text)# - Dim: #B8860B (muted text)
# ANSI building blocks for conversation display_ACCENT_ANSI_DEFAULT = "\033[1;38;2;255;215;0m" # True-color #FFD700 bold — fallback_BOLD = "\033[1m"_RST = "\033[0m"_STREAM_PAD = " " # 4-space indent for streamed response text (matches Panel padding)
def _hex_to_ansi(hex_color: str, *, bold: bool = False) -> str: """Convert a hex color like '#268bd2' to a true-color ANSI escape.""" try: r = int(hex_color[1:3], 16) g = int(hex_color[3:5], 16) b = int(hex_color[5:7], 16) prefix = "1;" if bold else "" return f"\033[{prefix}38;2;{r};{g};{b}m" except (ValueError, IndexError): return _ACCENT_ANSI_DEFAULT if bold else "\033[38;2;184;134;11m"
class _SkinAwareAnsi: """Lazy ANSI escape that resolves from the skin engine on first use.
Acts as a string in f-strings and concatenation. Call ``.reset()`` to force re-resolution after a ``/skin`` switch. """
def __init__(self, skin_key: str, fallback_hex: str = "#FFD700", *, bold: bool = False): self._skin_key = skin_key self._fallback_hex = fallback_hex self._bold = bold self._cached: str | None = None
def __str__(self) -> str: if self._cached is None: try: from hermes_cli.skin_engine import get_active_skin self._cached = _hex_to_ansi( get_active_skin().get_color(self._skin_key, self._fallback_hex), bold=self._bold, ) except Exception: self._cached = _hex_to_ansi(self._fallback_hex, bold=self._bold) return self._cached
def __add__(self, other: str) -> str: return str(self) + other
def __radd__(self, other: str) -> str: return other + str(self)
def reset(self) -> None: """Clear cache so the next access re-reads the skin.""" self._cached = None
_ACCENT = _SkinAwareAnsi("response_border", "#FFD700", bold=True)_DIM = _SkinAwareAnsi("banner_dim", "#B8860B")
def _accent_hex() -> str: """Return the active skin accent color for legacy CLI output lines.""" try: from hermes_cli.skin_engine import get_active_skin return get_active_skin().get_color("ui_accent", "#FFBF00") except Exception: return "#FFBF00"
def _rich_text_from_ansi(text: str) -> _RichText: """Safely render assistant/tool output that may contain ANSI escapes.
Using Rich Text.from_ansi preserves literal bracketed text like ``[not markup]`` while still interpreting real ANSI color codes. """ return _RichText.from_ansi(text or "")
def _strip_markdown_syntax(text: str) -> str: """Best-effort markdown marker removal for plain-text display.""" plain = _rich_text_from_ansi(text or "").plain plain = re.sub(r"^\s{0,3}(?:[-*_]\s*){3,}$", "", plain, flags=re.MULTILINE) plain = re.sub(r"^\s{0,3}#{1,6}\s+", "", plain, flags=re.MULTILINE) # Preserve blockquotes, lists, and checkboxes because they carry structure. plain = re.sub(r"(```+|~~~+)", "", plain) plain = re.sub(r"`([^`]*)`", r"\1", plain) plain = re.sub(r"!\[([^\]]*)\]\([^\)]*\)", r"\1", plain) plain = re.sub(r"\[([^\]]+)\]\([^\)]*\)", r"\1", plain) plain = re.sub(r"\*\*\*([^*]+)\*\*\*", r"\1", plain) plain = re.sub(r"(?<!\w)___([^_]+)___(?!\w)", r"\1", plain) plain = re.sub(r"\*\*([^*]+)\*\*", r"\1", plain) plain = re.sub(r"(?<!\w)__([^_]+)__(?!\w)", r"\1", plain) plain = re.sub(r"\*([^*]+)\*", r"\1", plain) plain = re.sub(r"(?<!\w)_([^_]+)_(?!\w)", r"\1", plain) plain = re.sub(r"~~([^~]+)~~", r"\1", plain) plain = re.sub(r"\n{3,}", "\n\n", plain) return plain.strip("\n")
def _render_final_assistant_content(text: str, mode: str = "render"): """Render final assistant content as markdown, stripped text, or raw text.""" from rich.markdown import Markdown
normalized_mode = str(mode or "render").strip().lower() if normalized_mode == "strip": return _RichText(_strip_markdown_syntax(text)) if normalized_mode == "raw": return _rich_text_from_ansi(text or "")
plain = _rich_text_from_ansi(text or "").plain return Markdown(plain)
def _cprint(text: str): """Print ANSI-colored text through prompt_toolkit's native renderer.
Raw ANSI escapes written via print() are swallowed by patch_stdout's StdoutProxy. Routing through print_formatted_text(ANSI(...)) lets prompt_toolkit parse the escapes and render real colors. """ _pt_print(_PT_ANSI(text))
# ---------------------------------------------------------------------------# File-drop / local attachment detection — extracted as pure helpers for tests.# ---------------------------------------------------------------------------
_IMAGE_EXTENSIONS = frozenset({ '.png', '.jpg', '.jpeg', '.gif', '.webp', '.bmp', '.tiff', '.tif', '.svg', '.ico',})
from hermes_constants import is_termux as _is_termux_environment
def _termux_example_image_path(filename: str = "cat.png") -> str: """Return a realistic example media path for the current Termux setup.""" candidates = [ os.path.expanduser("~/storage/shared"), "/sdcard", "/storage/emulated/0", "/storage/self/primary", ] for root in candidates: if os.path.isdir(root): return os.path.join(root, "Pictures", filename) return os.path.join("~/storage/shared", "Pictures", filename)
def _split_path_input(raw: str) -> tuple[str, str]: r"""Split a leading file path token from trailing free-form text.
Supports quoted paths and backslash-escaped spaces so callers can accept inputs like: /tmp/pic.png describe this ~/storage/shared/My\ Photos/cat.png what is this? "/storage/emulated/0/DCIM/Camera/cat 1.png" summarize """ raw = str(raw or "").strip() if not raw: return "", ""
if raw[0] in {'"', "'"}: quote = raw[0] pos = 1 while pos < len(raw): ch = raw[pos] if ch == '\\' and pos + 1 < len(raw): pos += 2 continue if ch == quote: token = raw[1:pos] remainder = raw[pos + 1 :].strip() return token, remainder pos += 1 return raw[1:], ""
pos = 0 while pos < len(raw): ch = raw[pos] if ch == '\\' and pos + 1 < len(raw) and raw[pos + 1] == ' ': pos += 2 elif ch == ' ': break else: pos += 1
token = raw[:pos].replace('\\ ', ' ') remainder = raw[pos:].strip() return token, remainder
def _resolve_attachment_path(raw_path: str) -> Path | None: """Resolve a user-supplied local attachment path.
Accepts quoted or unquoted paths, expands ``~`` and env vars, and resolves relative paths from ``TERMINAL_CWD`` when set (matching terminal tool cwd). Returns ``None`` when the path does not resolve to an existing file. """ token = str(raw_path or "").strip() if not token: return None
if (token.startswith('"') and token.endswith('"')) or (token.startswith("'") and token.endswith("'")): token = token[1:-1].strip() token = token.replace('\\ ', ' ') if not token: return None
expanded = token if token.startswith("file://"): try: parsed = urlparse(token) if parsed.scheme == "file": expanded = unquote(parsed.path or "") if parsed.netloc and os.name == "nt": expanded = f"//{parsed.netloc}{expanded}" except Exception: expanded = token expanded = os.path.expandvars(os.path.expanduser(expanded)) if os.name != "nt": normalized = expanded.replace("\\", "/") if len(normalized) >= 3 and normalized[1] == ":" and normalized[2] == "/" and normalized[0].isalpha(): expanded = f"/mnt/{normalized[0].lower()}/{normalized[3:]}" path = Path(expanded) if not path.is_absolute(): base_dir = Path(os.getenv("TERMINAL_CWD", os.getcwd())) path = base_dir / path
try: resolved = path.resolve() except Exception: resolved = path
if not resolved.exists() or not resolved.is_file(): return None return resolved
def _format_process_notification(evt: dict) -> "str | None": """Format a process notification event into a [IMPORTANT: ...] message.
Handles both completion events (notify_on_complete) and watch pattern match events from the unified completion_queue. """ evt_type = evt.get("type", "completion") _sid = evt.get("session_id", "unknown") _cmd = evt.get("command", "unknown")
if evt_type == "watch_disabled": return f"[IMPORTANT: {evt.get('message', '')}]"
if evt_type == "watch_match": _pat = evt.get("pattern", "?") _out = evt.get("output", "") _sup = evt.get("suppressed", 0) text = ( f"[IMPORTANT: Background process {_sid} matched " f"watch pattern \"{_pat}\".\n" f"Command: {_cmd}\n" f"Matched output:\n{_out}" ) if _sup: text += f"\n({_sup} earlier matches were suppressed by rate limit)" text += "]" return text
# Default: completion event _exit = evt.get("exit_code", "?") _out = evt.get("output", "") return ( f"[IMPORTANT: Background process {_sid} completed " f"(exit code {_exit}).\n" f"Command: {_cmd}\n" f"Output:\n{_out}]" )
def _detect_file_drop(user_input: str) -> "dict | None": """Detect if *user_input* starts with a real local file path.
This catches dragged/pasted paths before they are mistaken for slash commands, and also supports Termux-friendly paths like ``~/storage/...``.
Returns a dict on match::
{ "path": Path, # resolved file path "is_image": bool, # True when suffix is a known image type "remainder": str, # any text after the path }
Returns ``None`` when the input is not a real file path. """ if not isinstance(user_input, str): return None
stripped = user_input.strip() if not stripped: return None
starts_like_path = ( stripped.startswith("/") or stripped.startswith("~") or stripped.startswith("./") or stripped.startswith("../") or stripped.startswith("file://") or (len(stripped) >= 3 and stripped[1] == ":" and stripped[2] in ("\\", "/") and stripped[0].isalpha()) or stripped.startswith('"/') or stripped.startswith('"~') or stripped.startswith("'/") or stripped.startswith("'~") or (len(stripped) >= 4 and stripped[0] in ("'", '"') and stripped[2] == ":" and stripped[3] in ("\\", "/") and stripped[1].isalpha()) ) if not starts_like_path: return None
direct_path = _resolve_attachment_path(stripped) if direct_path is not None: return { "path": direct_path, "is_image": direct_path.suffix.lower() in _IMAGE_EXTENSIONS, "remainder": "", }
first_token, remainder = _split_path_input(stripped) drop_path = _resolve_attachment_path(first_token) if drop_path is None and " " in stripped and stripped[0] not in {"'", '"'}: space_positions = [idx for idx, ch in enumerate(stripped) if ch == " "] for pos in reversed(space_positions): candidate = stripped[:pos].rstrip() resolved = _resolve_attachment_path(candidate) if resolved is not None: drop_path = resolved remainder = stripped[pos + 1 :].strip() break if drop_path is None: return None
return { "path": drop_path, "is_image": drop_path.suffix.lower() in _IMAGE_EXTENSIONS, "remainder": remainder, }
def _format_image_attachment_badges(attached_images: list[Path], image_counter: int, width: int | None = None) -> str: """Format the attached-image badge row for the interactive CLI.
Narrow terminals such as Termux should get a compact summary that fits on a single row, while wider terminals can show the classic per-image badges. """ if not attached_images: return ""
width = width or shutil.get_terminal_size((80, 24)).columns
def _trunc(name: str, limit: int) -> str: return name if len(name) <= limit else name[: max(1, limit - 3)] + "..."
if width < 52: if len(attached_images) == 1: return f"[📎 {_trunc(attached_images[0].name, 20)}]" return f"[📎 {len(attached_images)} images attached]"
if width < 80: if len(attached_images) == 1: return f"[📎 {_trunc(attached_images[0].name, 32)}]" first = _trunc(attached_images[0].name, 20) extra = len(attached_images) - 1 return f"[📎 {first}] [+{extra}]"
base = image_counter - len(attached_images) + 1 return " ".join( f"[📎 Image #{base + i}]" for i in range(len(attached_images)) )
def _should_auto_attach_clipboard_image_on_paste(pasted_text: str) -> bool: """Auto-attach clipboard images only for image-only paste gestures.""" return not pasted_text.strip()
def _strip_leaked_bracketed_paste_wrappers(text: str) -> str: """Strip leaked bracketed-paste wrapper markers from user-visible text.
Defensive normalization for cases where terminal/prompt_toolkit parsing fails and bracketed-paste markers end up in the buffer as literal text.
We strip canonical wrappers unconditionally and also handle degraded visible forms like ``[200~`` / ``[201~`` and ``00~`` / ``01~`` when they look like wrapper boundaries, not arbitrary user content. """ if not text: return text
text = ( text.replace("\x1b[200~", "") .replace("\x1b[201~", "") .replace("^[[200~", "") .replace("^[[201~", "") ) text = re.sub(r"(^|[\s\n>:\]\)])\[200~", r"\1", text) text = re.sub(r"\[201~(?=$|[\s\n<\[\(\):;.,!?])", "", text) text = re.sub(r"(^|[\s\n>:\]\)])00~", r"\1", text) text = re.sub(r"01~(?=$|[\s\n<\[\(\):;.,!?])", "", text) return text
# Cursor Position Report (CPR / DSR) response, format ``ESC[<row>;<col>R``.# prompt_toolkit's _on_resize() + renderer send ``ESC[6n`` queries to the# terminal; under resize storms or tab switches the terminal's reply can# race past the input parser and end up in the input buffer as literal# text (see issue #14692). Also matches the visible-form ``^[[<row>;<col>R``# that appears when the ESC byte was stripped by a prior filter._DSR_CPR_ESC_RE = re.compile(r"\x1b\[\d+;\d+R")_DSR_CPR_VISIBLE_RE = re.compile(r"\^\[\[\d+;\d+R")
def _strip_leaked_terminal_responses(text: str) -> str: """Strip leaked terminal control-response sequences from user input.
Covers Cursor Position Report (CPR / DSR) responses — ``ESC[<row>;<col>R`` and the visible ``^[[<row>;<col>R`` form. These are replies the terminal sends back to queries prompt_toolkit makes during ``_on_resize`` / ``_request_absolute_cursor_position``. When the input parser drops one (resize storms, multiplexer focus changes, slow PTYs) the response lands in the input buffer as literal text and corrupts what the user typed. """ if not text: return text text = _DSR_CPR_ESC_RE.sub("", text) text = _DSR_CPR_VISIBLE_RE.sub("", text) return text
def _collect_query_images(query: str | None, image_arg: str | None = None) -> tuple[str, list[Path]]: """Collect local image attachments for single-query CLI flows.""" message = query or "" images: list[Path] = []
if isinstance(message, str): dropped = _detect_file_drop(message) if dropped and dropped.get("is_image"): images.append(dropped["path"]) message = dropped["remainder"] or f"[User attached image: {dropped['path'].name}]"
if image_arg: explicit_path = _resolve_attachment_path(image_arg) if explicit_path is None: raise ValueError(f"Image file not found: {image_arg}") if explicit_path.suffix.lower() not in _IMAGE_EXTENSIONS: raise ValueError(f"Not a supported image file: {explicit_path}") images.append(explicit_path)
deduped: list[Path] = [] seen: set[str] = set() for img in images: key = str(img) if key in seen: continue seen.add(key) deduped.append(img) return message, deduped
class ChatConsole: """Rich Console adapter for prompt_toolkit's patch_stdout context.
Captures Rich's rendered ANSI output and routes it through _cprint so colors and markup render correctly inside the interactive chat loop. Drop-in replacement for Rich Console — just pass this to any function that expects a console.print() interface. """
def __init__(self): from io import StringIO self._buffer = StringIO() self._inner = Console( file=self._buffer, force_terminal=True, color_system="truecolor", highlight=False, )
def print(self, *args, **kwargs): self._buffer.seek(0) self._buffer.truncate() # Read terminal width at render time so panels adapt to current size self._inner.width = shutil.get_terminal_size((80, 24)).columns self._inner.print(*args, **kwargs) output = self._buffer.getvalue() for line in output.rstrip("\n").split("\n"): _cprint(line)
@contextmanager def status(self, *_args, **_kwargs): """Provide a no-op Rich-compatible status context.
Some slash command helpers use ``console.status(...)`` when running in the standalone CLI. Interactive chat routes those helpers through ``ChatConsole()``, which historically only implemented ``print()``. Returning a silent context manager keeps slash commands compatible without duplicating the higher-level busy indicator already shown by ``HermesCLI._busy_command()``. """ yield self
# ASCII Art - HERMES-AGENT logo (full width, single line - requires ~95 char terminal)HERMES_AGENT_LOGO = """[bold #FFD700]██╗ ██╗███████╗██████╗ ███╗ ███╗███████╗███████╗ █████╗ ██████╗ ███████╗███╗ ██╗████████╗[/][bold #FFD700]██║ ██║██╔════╝██╔══██╗████╗ ████║██╔════╝██╔════╝ ██╔══██╗██╔════╝ ██╔════╝████╗ ██║╚══██╔══╝[/][#FFBF00]███████║█████╗ ██████╔╝██╔████╔██║█████╗ ███████╗█████╗███████║██║ ███╗█████╗ ██╔██╗ ██║ ██║[/][#FFBF00]██╔══██║██╔══╝ ██╔══██╗██║╚██╔╝██║██╔══╝ ╚════██║╚════╝██╔══██║██║ ██║██╔══╝ ██║╚██╗██║ ██║[/][#CD7F32]██║ ██║███████╗██║ ██║██║ ╚═╝ ██║███████╗███████║ ██║ ██║╚██████╔╝███████╗██║ ╚████║ ██║[/][#CD7F32]╚═╝ ╚═╝╚══════╝╚═╝ ╚═╝╚═╝ ╚═╝╚══════╝╚══════╝ ╚═╝ ╚═╝ ╚═════╝ ╚══════╝╚═╝ ╚═══╝ ╚═╝[/]"""
# ASCII Art - Hermes Caduceus (compact, fits in left panel)HERMES_CADUCEUS = """[#CD7F32]⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣀⡀⠀⣀⣀⠀⢀⣀⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀[/][#CD7F32]⠀⠀⠀⠀⠀⠀⢀⣠⣴⣾⣿⣿⣇⠸⣿⣿⠇⣸⣿⣿⣷⣦⣄⡀⠀⠀⠀⠀⠀⠀[/][#FFBF00]⠀⢀⣠⣴⣶⠿⠋⣩⡿⣿⡿⠻⣿⡇⢠⡄⢸⣿⠟⢿⣿⢿⣍⠙⠿⣶⣦⣄⡀⠀[/][#FFBF00]⠀⠀⠉⠉⠁⠶⠟⠋⠀⠉⠀⢀⣈⣁⡈⢁⣈⣁⡀⠀⠉⠀⠙⠻⠶⠈⠉⠉⠀⠀[/][#FFD700]⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣴⣿⡿⠛⢁⡈⠛⢿⣿⣦⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀[/][#FFD700]⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠿⣿⣦⣤⣈⠁⢠⣴⣿⠿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀[/][#FFBF00]⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠉⠻⢿⣿⣦⡉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀[/][#FFBF00]⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⢷⣦⣈⠛⠃⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀[/][#CD7F32]⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢠⣴⠦⠈⠙⠿⣦⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀[/][#CD7F32]⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⣿⣤⡈⠁⢤⣿⠇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀[/][#B8860B]⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠉⠛⠷⠄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀[/][#B8860B]⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣀⠑⢶⣄⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀[/][#B8860B]⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⠁⢰⡆⠈⡿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀[/][#B8860B]⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠳⠈⣡⠞⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀[/][#B8860B]⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀[/]"""
def _build_compact_banner() -> str: """Build a compact banner that fits the current terminal width.""" try: from hermes_cli.skin_engine import get_active_skin _skin = get_active_skin() except Exception: _skin = None
skin_name = getattr(_skin, "name", "default") if _skin else "default" border_color = _skin.get_color("banner_border", "#FFD700") if _skin else "#FFD700" title_color = _skin.get_color("banner_title", "#FFBF00") if _skin else "#FFBF00" dim_color = _skin.get_color("banner_dim", "#B8860B") if _skin else "#B8860B"
if skin_name == "default": line1 = "⚕ NOUS HERMES - AI Agent Framework" tiny_line = "⚕ NOUS HERMES" else: agent_name = _skin.get_branding("agent_name", "Hermes Agent") if _skin else "Hermes Agent" line1 = f"{agent_name} - AI Agent Framework" tiny_line = agent_name
version_line = format_banner_version_label()
w = min(shutil.get_terminal_size().columns - 2, 88) if w < 30: return f"\n[{title_color}]{tiny_line}[/] [dim {dim_color}]- Nous Research[/]\n"
inner = w - 2 # inside the box border bar = "═" * w content_width = inner - 2
# Truncate and pad to fit line1 = line1[:content_width].ljust(content_width) line2 = version_line[:content_width].ljust(content_width)
return ( f"\n[bold {border_color}]╔{bar}╗[/]\n" f"[bold {border_color}]║[/] [{title_color}]{line1}[/] [bold {border_color}]║[/]\n" f"[bold {border_color}]║[/] [dim {dim_color}]{line2}[/] [bold {border_color}]║[/]\n" f"[bold {border_color}]╚{bar}╝[/]\n" )
# ============================================================================# Slash-command detection helper# ============================================================================
def _looks_like_slash_command(text: str) -> bool: """Return True if *text* looks like a slash command, not a file path.
Slash commands are ``/help``, ``/model gpt-4``, ``/q``, etc. File paths like ``/Users/ironin/file.md:45-46 can you fix this?`` also start with ``/`` but contain additional ``/`` characters in the first whitespace-delimited word. This helper distinguishes the two so that pasted paths are sent to the agent instead of triggering "Unknown command". """ if not text or not text.startswith("/"): return False first_word = text.split()[0] # After stripping the leading /, a command name has no slashes. # A path like /Users/foo/bar.md always does. return "/" not in first_word[1:]
# ============================================================================# Skill Slash Commands — dynamic commands generated from installed skills# ============================================================================
from agent.skill_commands import ( scan_skill_commands, build_skill_invocation_message, build_preloaded_skills_prompt,)
_skill_commands = scan_skill_commands()
def _get_plugin_cmd_handler_names() -> set: """Return plugin command names (without slash prefix) for dispatch matching.""" try: from hermes_cli.plugins import get_plugin_manager return set(get_plugin_manager()._plugin_commands.keys()) except Exception: return set()
def _parse_skills_argument(skills: str | list[str] | tuple[str, ...] | None) -> list[str]: """Normalize a CLI skills flag into a deduplicated list of skill identifiers.""" if not skills: return []
if isinstance(skills, str): raw_values = [skills] elif isinstance(skills, (list, tuple)): raw_values = [str(item) for item in skills if item is not None] else: raw_values = [str(skills)]
parsed: list[str] = [] seen: set[str] = set() for raw in raw_values: for part in raw.split(","): normalized = part.strip() if not normalized or normalized in seen: continue seen.add(normalized) parsed.append(normalized) return parsed
def save_config_value(key_path: str, value: any) -> bool: """ Save a value to the active config file at the specified key path. Respects the same lookup order as load_cli_config(): 1. ~/.hermes/config.yaml (user config - preferred, used if it exists) 2. ./cli-config.yaml (project config - fallback) Args: key_path: Dot-separated path like "agent.system_prompt" value: Value to save Returns: True if successful, False otherwise """ # Use the same precedence as load_cli_config: user config first, then project config user_config_path = _hermes_home / 'config.yaml' project_config_path = Path(__file__).parent / 'cli-config.yaml' config_path = user_config_path if user_config_path.exists() else project_config_path try: # Ensure parent directory exists (for ~/.hermes/config.yaml on first use) config_path.parent.mkdir(parents=True, exist_ok=True) # Load existing config if config_path.exists(): with open(config_path, 'r') as f: config = yaml.safe_load(f) or {} else: config = {} # Navigate to the key and set value keys = key_path.split('.') current = config for key in keys[:-1]: if key not in current or not isinstance(current[key], dict): current[key] = {} current = current[key] current[keys[-1]] = value # Save back atomically — write to temp file + fsync + os.replace # so an interrupt never leaves config.yaml truncated or empty. from utils import atomic_yaml_write atomic_yaml_write(config_path, config) # Enforce owner-only permissions on config files (contain API keys) try: os.chmod(config_path, 0o600) except (OSError, NotImplementedError): pass return True except Exception as e: logger.error("Failed to save config: %s", e) return False
# ============================================================================# HermesCLI Class# ============================================================================
class HermesCLI: """ Interactive CLI for the Hermes Agent. Provides a REPL interface with rich formatting, command history, and tool execution capabilities. """ def __init__( self, model: str = None, toolsets: List[str] = None, provider: str = None, api_key: str = None, base_url: str = None, max_turns: int = None, verbose: bool = False, compact: bool = False, resume: str = None, checkpoints: bool = False, pass_session_id: bool = False, ignore_rules: bool = False, ): """ Initialize the Hermes CLI.
Args: model: Model to use (default: from env or claude-sonnet) toolsets: List of toolsets to enable (default: all) provider: Inference provider ("auto", "openrouter", "nous", "openai-codex", "zai", "kimi-coding", "minimax", "minimax-cn") api_key: API key (default: from environment) base_url: API base URL (default: OpenRouter) max_turns: Maximum tool-calling iterations shared with subagents (default: 90) verbose: Enable verbose logging compact: Use compact display mode resume: Session ID to resume (restores conversation history from SQLite) pass_session_id: Include the session ID in the agent's system prompt """ # Initialize Rich console self.console = Console() self.config = CLI_CONFIG self.compact = compact if compact is not None else CLI_CONFIG["display"].get("compact", False) # tool_progress: "off", "new", "all", "verbose" (from config.yaml display section) # YAML 1.1 parses bare `off` as boolean False — normalise to string. _raw_tp = CLI_CONFIG["display"].get("tool_progress", "all") self.tool_progress_mode = "off" if _raw_tp is False else str(_raw_tp) # resume_display: "full" (show history) | "minimal" (one-liner only) self.resume_display = CLI_CONFIG["display"].get("resume_display", "full") # bell_on_complete: play terminal bell (\a) when agent finishes a response self.bell_on_complete = CLI_CONFIG["display"].get("bell_on_complete", False) # show_reasoning: display model thinking/reasoning before the response self.show_reasoning = CLI_CONFIG["display"].get("show_reasoning", False) # busy_input_mode: "interrupt" (Enter interrupts current run), # "queue" (Enter queues for next turn), or "steer" (Enter injects # mid-run via /steer, arriving after the next tool call). _bim = str(CLI_CONFIG["display"].get("busy_input_mode", "interrupt")).strip().lower() if _bim == "queue": self.busy_input_mode = "queue" elif _bim == "steer": self.busy_input_mode = "steer" else: self.busy_input_mode = "interrupt"
self.verbose = verbose if verbose is not None else (self.tool_progress_mode == "verbose") # streaming: stream tokens to the terminal as they arrive (display.streaming in config.yaml) self.streaming_enabled = CLI_CONFIG["display"].get("streaming", False) self.final_response_markdown = str( CLI_CONFIG["display"].get("final_response_markdown", "strip") ).strip().lower() or "strip" if self.final_response_markdown not in {"render", "strip", "raw"}: self.final_response_markdown = "strip"
# Inline diff previews for write actions (display.inline_diffs in config.yaml) self._inline_diffs_enabled = CLI_CONFIG["display"].get("inline_diffs", True)
# Submitted multiline user-message preview (display.user_message_preview in config.yaml) _ump = CLI_CONFIG["display"].get("user_message_preview", {}) if not isinstance(_ump, dict): _ump = {} try: _ump_first_lines = int(_ump.get("first_lines", 2)) except (TypeError, ValueError): _ump_first_lines = 2 try: _ump_last_lines = int(_ump.get("last_lines", 2)) except (TypeError, ValueError): _ump_last_lines = 2 self.user_message_preview_first_lines = max(1, _ump_first_lines) self.user_message_preview_last_lines = max(0, _ump_last_lines)
# Streaming display state self._stream_buf = "" # Partial line buffer for line-buffered rendering self._stream_started = False # True once first delta arrives self._stream_box_opened = False # True once the response box header is printed self._reasoning_preview_buf = "" # Coalesce tiny reasoning chunks for [thinking] output self._pending_edit_snapshots = {} # Configuration - priority: CLI args > env vars > config file # Model comes from: CLI arg or config.yaml (single source of truth). # LLM_MODEL/OPENAI_MODEL env vars are NOT checked — config.yaml is # authoritative. This avoids conflicts in multi-agent setups where # env vars would stomp each other. _model_config = CLI_CONFIG.get("model", {}) _config_model = (_model_config.get("default") or _model_config.get("model") or "") if isinstance(_model_config, dict) else (_model_config or "") _DEFAULT_CONFIG_MODEL = "" self.model = model or _config_model or _DEFAULT_CONFIG_MODEL # Auto-detect model from local server if still on default if self.model == _DEFAULT_CONFIG_MODEL: _base_url = (_model_config.get("base_url") or "") if isinstance(_model_config, dict) else "" if "localhost" in _base_url or "127.0.0.1" in _base_url: from hermes_cli.runtime_provider import _auto_detect_local_model _detected = _auto_detect_local_model(_base_url) if _detected: self.model = _detected # Track whether model was explicitly chosen by the user or fell back # to the global default. Provider-specific normalisation may override # the default silently but should warn when overriding an explicit choice. # A config model that matches the global fallback is NOT considered an # explicit choice — the user just never changed it. But a config model # like "gpt-5.3-codex" IS explicit and must be preserved. self._model_is_default = not model and ( not _config_model or _config_model == _DEFAULT_CONFIG_MODEL )
self._explicit_api_key = api_key self._explicit_base_url = base_url
# Provider selection is resolved lazily at use-time via _ensure_runtime_credentials(). self.requested_provider = ( provider or CLI_CONFIG["model"].get("provider") or os.getenv("HERMES_INFERENCE_PROVIDER") or "auto" ) self._provider_source: Optional[str] = None self.provider = self.requested_provider self.api_mode = "chat_completions" self.acp_command: Optional[str] = None self.acp_args: list[str] = [] self.base_url = ( base_url or CLI_CONFIG["model"].get("base_url", "") or os.getenv("OPENROUTER_BASE_URL", "") ) or None # Match key to resolved base_url: OpenRouter URL → prefer OPENROUTER_API_KEY, # custom endpoint → prefer OPENAI_API_KEY (issue #560). # Note: _ensure_runtime_credentials() re-resolves this before first use. if self.base_url and base_url_host_matches(self.base_url, "openrouter.ai"): self.api_key = api_key or os.getenv("OPENROUTER_API_KEY") or os.getenv("OPENAI_API_KEY") else: self.api_key = api_key or os.getenv("OPENAI_API_KEY") or os.getenv("OPENROUTER_API_KEY") # Max turns priority: CLI arg > config file > env var > default if max_turns is not None: # CLI arg was explicitly set self.max_turns = max_turns elif CLI_CONFIG["agent"].get("max_turns"): self.max_turns = CLI_CONFIG["agent"]["max_turns"] elif CLI_CONFIG.get("max_turns"): # Backwards compat: root-level max_turns self.max_turns = CLI_CONFIG["max_turns"] elif os.getenv("HERMES_MAX_ITERATIONS"): self.max_turns = int(os.getenv("HERMES_MAX_ITERATIONS")) else: self.max_turns = 90 # Parse and validate toolsets self.enabled_toolsets = toolsets if toolsets and "all" not in toolsets and "*" not in toolsets: # Validate each toolset — MCP server names are resolved via # live registry aliases (registered during discover_mcp_tools), # but discovery hasn't run yet at this point, so exclude them. mcp_names = set((CLI_CONFIG.get("mcp_servers") or {}).keys()) invalid = [t for t in toolsets if not validate_toolset(t) and t not in mcp_names] if invalid: self._console_print(f"[bold red]Warning: Unknown toolsets: {', '.join(invalid)}[/]") # Filesystem checkpoints: CLI flag > config cp_cfg = CLI_CONFIG.get("checkpoints", {}) if isinstance(cp_cfg, bool): cp_cfg = {"enabled": cp_cfg} self.checkpoints_enabled = checkpoints or cp_cfg.get("enabled", False) self.checkpoint_max_snapshots = cp_cfg.get("max_snapshots", 50) self.pass_session_id = pass_session_id # --ignore-rules: honor either the constructor flag or the env var set # by `hermes chat --ignore-rules` in hermes_cli/main.py. When true we # pass skip_context_files=True and skip_memory=True to AIAgent so # AGENTS.md/SOUL.md/.cursorrules and persistent memory are not loaded. self.ignore_rules = ignore_rules or os.environ.get("HERMES_IGNORE_RULES") == "1" # Ephemeral system prompt: env var takes precedence, then config self.system_prompt = ( os.getenv("HERMES_EPHEMERAL_SYSTEM_PROMPT", "") or CLI_CONFIG["agent"].get("system_prompt", "") ) self.personalities = CLI_CONFIG["agent"].get("personalities", {}) # Ephemeral prefill messages (few-shot priming, never persisted) self.prefill_messages = _load_prefill_messages( CLI_CONFIG["agent"].get("prefill_messages_file", "") ) # Reasoning config (OpenRouter reasoning effort level) self.reasoning_config = _parse_reasoning_config( CLI_CONFIG["agent"].get("reasoning_effort", "") ) self.service_tier = _parse_service_tier_config( CLI_CONFIG["agent"].get("service_tier", "") ) # OpenRouter provider routing preferences pr = CLI_CONFIG.get("provider_routing", {}) or {} self._provider_sort = pr.get("sort") self._providers_only = pr.get("only") self._providers_ignore = pr.get("ignore") self._providers_order = pr.get("order") self._provider_require_params = pr.get("require_parameters", False) self._provider_data_collection = pr.get("data_collection") # Fallback provider chain — tried in order when primary fails after retries. # Supports new list format (fallback_providers) and legacy single-dict (fallback_model). fb = CLI_CONFIG.get("fallback_providers") or CLI_CONFIG.get("fallback_model") or [] # Normalize legacy single-dict to a one-element list if isinstance(fb, dict): fb = [fb] if fb.get("provider") and fb.get("model") else [] self._fallback_model = fb
# Signature of the currently-initialised agent's runtime. Used to # rebuild the agent when provider / model / base_url changes across # turns (e.g. after /model or credential rotation). self._active_agent_route_signature = None
# Agent will be initialized on first use self.agent: Optional[AIAgent] = None self._app = None # prompt_toolkit Application (set in run()) # Conversation state self.conversation_history: List[Dict[str, Any]] = [] self.session_start = datetime.now() self._resumed = False # Per-prompt elapsed timer — started at the beginning of each chat turn, # frozen when the agent thread completes, displayed in the status bar. self._prompt_start_time: Optional[float] = None # time.time() when turn started self._prompt_duration: float = 0.0 # frozen duration of last completed turn # Initialize SQLite session store early so /title works before first message self._session_db = None try: from hermes_state import SessionDB self._session_db = SessionDB() except Exception as e: logger.warning("Failed to initialize SessionDB — session will NOT be indexed for search: %s", e)
# Opportunistic state.db maintenance — runs at most once per # min_interval_hours, tracked via state_meta in state.db itself so # it's shared across all Hermes processes for this HERMES_HOME. # Never blocks startup on failure. _run_state_db_auto_maintenance(self._session_db)
# Opportunistic shadow-repo cleanup — deletes orphan/stale # checkpoint repos under ~/.hermes/checkpoints/. Opt-in via # checkpoints.auto_prune, idempotent via .last_prune marker. _run_checkpoint_auto_maintenance()
# Deferred title: stored in memory until the session is created in the DB self._pending_title: Optional[str] = None # Session ID: reuse existing one when resuming, otherwise generate fresh if resume: self.session_id = resume self._resumed = True else: timestamp_str = self.session_start.strftime("%Y%m%d_%H%M%S") short_uuid = uuid.uuid4().hex[:6] self.session_id = f"{timestamp_str}_{short_uuid}" # History file for persistent input recall across sessions self._history_file = _hermes_home / ".hermes_history" self._last_invalidate: float = 0.0 # throttle UI repaints self._app = None
# State shared by interactive run() and single-query chat mode. # These must exist before any direct chat() call because single-query # mode does not go through run(). self._agent_running = False self._pending_input = queue.Queue() self._interrupt_queue = queue.Queue() self._should_exit = False self._last_ctrl_c_time = 0 self._clarify_state = None self._clarify_freetext = False self._clarify_deadline = 0 self._sudo_state = None self._sudo_deadline = 0 self._modal_input_snapshot = None self._approval_state = None self._approval_deadline = 0 self._approval_lock = threading.Lock() self._model_picker_state = None self._secret_state = None self._secret_deadline = 0 self._spinner_text: str = "" # thinking spinner text for TUI self._tool_start_time: float = 0.0 # monotonic timestamp when current tool started (for live elapsed) self._pending_tool_info: dict = {} # function_name -> list of (preview, args) for stacked scrollback self._last_scrollback_tool: str = "" # last tool name printed to scrollback (for "new" dedup) self._command_running = False self._command_status = "" self._attached_images: list[Path] = [] self._image_counter = 0 self.preloaded_skills: list[str] = [] self._startup_skills_line_shown = False
# Voice mode state (also reinitialized inside run() for interactive TUI). self._voice_lock = threading.Lock() self._voice_mode = False self._voice_tts = False self._voice_recorder = None self._voice_recording = False self._voice_processing = False self._voice_continuous = False self._voice_tts_done = threading.Event() self._voice_tts_done.set()
# Status bar visibility (toggled via /statusbar) self._status_bar_visible = True
# Background task tracking: {task_id: threading.Thread} self._background_tasks: Dict[str, threading.Thread] = {} self._background_task_counter = 0
def _invalidate(self, min_interval: float = 0.25) -> None: """Throttled UI repaint — prevents terminal blinking on slow/SSH connections.""" now = time.monotonic() if hasattr(self, "_app") and self._app and (now - self._last_invalidate) >= min_interval: self._last_invalidate = now self._app.invalidate()
def _force_full_redraw(self) -> None: """Force a clean full-screen repaint of the prompt_toolkit UI.
Used to recover from terminal buffer drift caused by external redraws we can't detect — e.g. macOS cmux / tmux tab switches, ``clear`` issued from a subshell, or SSH window restores. These wipe or repaint the terminal without firing SIGWINCH, so prompt_toolkit's tracked ``_cursor_pos`` no longer matches reality and the next incremental redraw stacks on top of stale content (ghost status bars, duplicated prompts).
Bound to Ctrl+L and exposed as the ``/redraw`` slash command, matching the standard terminal-UX convention (bash, zsh, fish, vim, htop). """ app = getattr(self, "_app", None) if not app: return try: renderer = app.renderer out = renderer.output out.reset_attributes() out.erase_screen() out.cursor_goto(0, 0) out.flush() # Drop prompt_toolkit's cached screen + cursor state so the # next _redraw() starts from a known (0, 0) origin and # re-renders every cell rather than diffing against stale. renderer.reset(leave_alternate_screen=False) except Exception: pass try: app.invalidate() except Exception: pass
def _status_bar_context_style(self, percent_used: Optional[int]) -> str: if percent_used is None: return "class:status-bar-dim" if percent_used >= 95: return "class:status-bar-critical" if percent_used > 80: return "class:status-bar-bad" if percent_used >= 50: return "class:status-bar-warn" return "class:status-bar-good"
def _build_context_bar(self, percent_used: Optional[int], width: int = 10) -> str: safe_percent = max(0, min(100, percent_used or 0)) filled = round((safe_percent / 100) * width) return f"[{('█' * filled) + ('░' * max(0, width - filled))}]"
@staticmethod def _format_prompt_elapsed(prompt_start_time: Optional[float], prompt_duration: float, live: bool = False) -> str: """Format per-prompt elapsed time for the status bar.
Always returns a string — shows 0s on fresh start before first turn. Keeps seconds visible at all scales so it increments smoothly: 59s → 1m → 1m 1s → ... → 1m 59s → 2m → 2m 1s → ... 59m 59s → 1h → 1h 0m 1s → ... 23h 59m 59s → 1d → 1d 0h 1m → ...
Emoji prefix: ⏱ when turn is live, ⏲ when frozen or fresh start. Uses width-1 (no variation selector) glyphs so the status bar stays aligned in monospace terminals. """ if prompt_start_time is None and prompt_duration == 0.0: return "⏲ 0s" elapsed = time.time() - prompt_start_time if prompt_start_time is not None else prompt_duration elapsed = max(0.0, elapsed)
days = int(elapsed // 86400) remaining = elapsed % 86400 hours = int(remaining // 3600) remaining = remaining % 3600 minutes = int(remaining // 60) seconds = int(remaining % 60)
if days > 0: time_str = f"{days}d {hours}h {minutes}m" elif hours > 0: time_str = f"{hours}h {minutes}m {seconds}s" if seconds else f"{hours}h {minutes}m" elif minutes > 0: time_str = f"{minutes}m {seconds}s" if seconds else f"{minutes}m" else: time_str = f"{int(elapsed)}s"
emoji = "⏱" if live else "⏲" return f"{emoji} {time_str}"
def _get_status_bar_snapshot(self) -> Dict[str, Any]: # Prefer the agent's model name — it updates on fallback. # self.model reflects the originally configured model and never # changes mid-session, so the TUI would show a stale name after # _try_activate_fallback() switches provider/model. agent = getattr(self, "agent", None) model_name = (getattr(agent, "model", None) or self.model or "unknown") model_short = model_name.split("/")[-1] if "/" in model_name else model_name if model_short.endswith(".gguf"): model_short = model_short[:-5] if len(model_short) > 26: model_short = f"{model_short[:23]}..."
elapsed_seconds = max(0.0, (datetime.now() - self.session_start).total_seconds()) snapshot = { "model_name": model_name, "model_short": model_short, "duration": format_duration_compact(elapsed_seconds), "prompt_elapsed": self._format_prompt_elapsed( getattr(self, "_prompt_start_time", None), getattr(self, "_prompt_duration", 0.0), live=getattr(self, "_prompt_start_time", None) is not None, ), "context_tokens": 0, "context_length": None, "context_percent": None, "session_input_tokens": 0, "session_output_tokens": 0, "session_cache_read_tokens": 0, "session_cache_write_tokens": 0, "session_prompt_tokens": 0, "session_completion_tokens": 0, "session_total_tokens": 0, "session_api_calls": 0, "compressions": 0, }
if not agent: return snapshot
snapshot["session_input_tokens"] = getattr(agent, "session_input_tokens", 0) or 0 snapshot["session_output_tokens"] = getattr(agent, "session_output_tokens", 0) or 0 snapshot["session_cache_read_tokens"] = getattr(agent, "session_cache_read_tokens", 0) or 0 snapshot["session_cache_write_tokens"] = getattr(agent, "session_cache_write_tokens", 0) or 0 snapshot["session_prompt_tokens"] = getattr(agent, "session_prompt_tokens", 0) or 0 snapshot["session_completion_tokens"] = getattr(agent, "session_completion_tokens", 0) or 0 snapshot["session_total_tokens"] = getattr(agent, "session_total_tokens", 0) or 0 snapshot["session_api_calls"] = getattr(agent, "session_api_calls", 0) or 0
compressor = getattr(agent, "context_compressor", None) if compressor: context_tokens = getattr(compressor, "last_prompt_tokens", 0) or 0 context_length = getattr(compressor, "context_length", 0) or 0 snapshot["context_tokens"] = context_tokens snapshot["context_length"] = context_length or None snapshot["compressions"] = getattr(compressor, "compression_count", 0) or 0 if context_length: snapshot["context_percent"] = max(0, min(100, round((context_tokens / context_length) * 100)))
return snapshot
@staticmethod def _status_bar_display_width(text: str) -> int: """Return terminal cell width for status-bar text.
len() is not enough for prompt_toolkit layout decisions because some glyphs can render wider than one Python codepoint. Keeping the status bar within the real display width prevents it from wrapping onto a second line and leaving behind duplicate rows. """ try: from prompt_toolkit.utils import get_cwidth return get_cwidth(text or "") except Exception: return len(text or "")
@classmethod def _trim_status_bar_text(cls, text: str, max_width: int) -> str: """Trim status-bar text to a single terminal row.""" if max_width <= 0: return "" try: from prompt_toolkit.utils import get_cwidth except Exception: get_cwidth = None
if cls._status_bar_display_width(text) <= max_width: return text
ellipsis = "..." ellipsis_width = cls._status_bar_display_width(ellipsis) if max_width <= ellipsis_width: return ellipsis[:max_width]
out = [] width = 0 for ch in text: ch_width = get_cwidth(ch) if get_cwidth else len(ch) if width + ch_width + ellipsis_width > max_width: break out.append(ch) width += ch_width return "".join(out).rstrip() + ellipsis
@staticmethod def _get_tui_terminal_width(default: tuple[int, int] = (80, 24)) -> int: """Return the live prompt_toolkit width, falling back to ``shutil``.
The TUI layout can be narrower than ``shutil.get_terminal_size()`` reports, especially on Termux/mobile shells, so prefer prompt_toolkit's width whenever an app is active. """ try: from prompt_toolkit.application import get_app return get_app().output.get_size().columns except Exception: return shutil.get_terminal_size(default).columns
def _use_minimal_tui_chrome(self, width: Optional[int] = None) -> bool: """Hide low-value chrome on narrow/mobile terminals to preserve rows.""" if width is None: width = self._get_tui_terminal_width() return width < 64
def _tui_input_rule_height(self, position: str, width: Optional[int] = None) -> int: """Return the visible height for the top/bottom input separator rules.""" if position not in {"top", "bottom"}: raise ValueError(f"Unknown input rule position: {position}") if position == "top": return 1 return 0 if self._use_minimal_tui_chrome(width=width) else 1
def _agent_spacer_height(self, width: Optional[int] = None) -> int: """Return the spacer height shown above the status bar while the agent runs.""" if not getattr(self, "_agent_running", False): return 0 return 0 if self._use_minimal_tui_chrome(width=width) else 1
def _spinner_widget_height(self, width: Optional[int] = None) -> int: """Return the visible height for the spinner/status text line above the status bar.""" spinner_line = self._render_spinner_text() if not spinner_line: return 0 if self._use_minimal_tui_chrome(width=width): return 0 width = width or self._get_tui_terminal_width() if width and width > 10: import math text_width = self._status_bar_display_width(spinner_line) return max(1, math.ceil(text_width / width)) return 1
def _render_spinner_text(self) -> str: """Return the live spinner/status text exactly as rendered in the TUI.""" txt = getattr(self, "_spinner_text", "") if not txt: return "" t0 = getattr(self, "_tool_start_time", 0) or 0 if t0 > 0: elapsed = time.monotonic() - t0 if elapsed >= 60: _m, _s = int(elapsed // 60), int(elapsed % 60) elapsed_str = f"{_m}m {_s}s" else: elapsed_str = f"{elapsed:.1f}s" return f" {txt} ({elapsed_str})" return f" {txt}"
def _get_voice_status_fragments(self, width: Optional[int] = None): """Return the voice status bar fragments for the interactive TUI.""" width = width or self._get_tui_terminal_width() compact = self._use_minimal_tui_chrome(width=width) if self._voice_recording: if compact: return [("class:voice-status-recording", " ● REC ")] return [("class:voice-status-recording", " ● REC Ctrl+B to stop ")] if self._voice_processing: if compact: return [("class:voice-status", " ◉ STT ")] return [("class:voice-status", " ◉ Transcribing... ")] if compact: return [("class:voice-status", " 🎤 Ctrl+B ")] tts = " | TTS on" if self._voice_tts else "" cont = " | Continuous" if self._voice_continuous else "" return [("class:voice-status", f" 🎤 Voice mode{tts}{cont} — Ctrl+B to record ")]
def _build_status_bar_text(self, width: Optional[int] = None) -> str: """Return a compact one-line session status string for the TUI footer.""" try: snapshot = self._get_status_bar_snapshot() if width is None: width = self._get_tui_terminal_width() percent = snapshot["context_percent"] percent_label = f"{percent}%" if percent is not None else "--" duration_label = snapshot["duration"]
if width < 52: text = f"⚕ {snapshot['model_short']} · {duration_label}" return self._trim_status_bar_text(text, width) if width < 76: parts = [f"⚕ {snapshot['model_short']}", percent_label] parts.append(duration_label) return self._trim_status_bar_text(" · ".join(parts), width)
if snapshot["context_length"]: ctx_total = _format_context_length(snapshot["context_length"]) ctx_used = format_token_count_compact(snapshot["context_tokens"]) context_label = f"{ctx_used}/{ctx_total}" else: context_label = "ctx --"
parts = [f"⚕ {snapshot['model_short']}", context_label, percent_label] parts.append(duration_label) prompt_elapsed = snapshot.get("prompt_elapsed") if prompt_elapsed: parts.append(prompt_elapsed) return self._trim_status_bar_text(" │ ".join(parts), width) except Exception: return f"⚕ {self.model if getattr(self, 'model', None) else 'Hermes'}"
def _get_status_bar_fragments(self): if not self._status_bar_visible or getattr(self, '_model_picker_state', None): return [] try: snapshot = self._get_status_bar_snapshot() # Use prompt_toolkit's own terminal width when running inside the # TUI — shutil.get_terminal_size() can return stale or fallback # values (especially on SSH) that differ from what prompt_toolkit # actually renders, causing the fragments to overflow to a second # line and produce duplicated status bar rows over long sessions. width = self._get_tui_terminal_width() duration_label = snapshot["duration"]
if width < 52: frags = [ ("class:status-bar", " ⚕ "), ("class:status-bar-strong", snapshot["model_short"]), ("class:status-bar-dim", " · "), ("class:status-bar-dim", duration_label), ("class:status-bar", " "), ] else: percent = snapshot["context_percent"] percent_label = f"{percent}%" if percent is not None else "--" if width < 76: frags = [ ("class:status-bar", " ⚕ "), ("class:status-bar-strong", snapshot["model_short"]), ("class:status-bar-dim", " · "), (self._status_bar_context_style(percent), percent_label), ("class:status-bar-dim", " · "), ("class:status-bar-dim", duration_label), ("class:status-bar", " "), ] else: if snapshot["context_length"]: ctx_total = _format_context_length(snapshot["context_length"]) ctx_used = format_token_count_compact(snapshot["context_tokens"]) context_label = f"{ctx_used}/{ctx_total}" else: context_label = "ctx --"
bar_style = self._status_bar_context_style(percent) frags = [ ("class:status-bar", " ⚕ "), ("class:status-bar-strong", snapshot["model_short"]), ("class:status-bar-dim", " │ "), ("class:status-bar-dim", context_label), ("class:status-bar-dim", " │ "), (bar_style, self._build_context_bar(percent)), ("class:status-bar-dim", " "), (bar_style, percent_label), ("class:status-bar-dim", " │ "), ("class:status-bar-dim", duration_label), ] # Position 7: per-prompt elapsed timer (live or frozen) prompt_elapsed = snapshot.get("prompt_elapsed") if prompt_elapsed: frags.append(("class:status-bar-dim", " │ ")) frags.append(("class:status-bar-dim", prompt_elapsed)) frags.append(("class:status-bar", " "))
total_width = sum(self._status_bar_display_width(text) for _, text in frags) if total_width > width: plain_text = "".join(text for _, text in frags) trimmed = self._trim_status_bar_text(plain_text, width) return [("class:status-bar", trimmed)] return frags except Exception: return [("class:status-bar", f" {self._build_status_bar_text()} ")]
def _normalize_model_for_provider(self, resolved_provider: str) -> bool: """Normalize provider-specific model IDs and routing.""" current_model = (self.model or "").strip() changed = False
try: from hermes_cli.model_normalize import ( _AGGREGATOR_PROVIDERS, normalize_model_for_provider, )
if resolved_provider not in _AGGREGATOR_PROVIDERS: normalized_model = normalize_model_for_provider(current_model, resolved_provider) if normalized_model and normalized_model != current_model: if not self._model_is_default: self._console_print( f"[yellow]⚠️ Normalized model '{current_model}' to '{normalized_model}' for {resolved_provider}.[/]" ) self.model = normalized_model current_model = normalized_model changed = True except Exception: pass
if resolved_provider == "copilot": try: from hermes_cli.models import copilot_model_api_mode, normalize_copilot_model_id
canonical = normalize_copilot_model_id(current_model, api_key=self.api_key) if canonical and canonical != current_model: if not self._model_is_default: self._console_print( f"[yellow]⚠️ Normalized Copilot model '{current_model}' to '{canonical}'.[/]" ) self.model = canonical current_model = canonical changed = True
resolved_mode = copilot_model_api_mode(current_model, api_key=self.api_key) if resolved_mode != self.api_mode: self.api_mode = resolved_mode changed = True except Exception: pass return changed
if resolved_provider in {"opencode-zen", "opencode-go"}: try: from hermes_cli.models import normalize_opencode_model_id, opencode_model_api_mode
canonical = normalize_opencode_model_id(resolved_provider, current_model) if canonical and canonical != current_model: if not self._model_is_default: self._console_print( f"[yellow]⚠️ Stripped provider prefix from '{current_model}'; using '{canonical}' for {resolved_provider}.[/]" ) self.model = canonical current_model = canonical changed = True
resolved_mode = opencode_model_api_mode(resolved_provider, current_model) if resolved_mode != self.api_mode: self.api_mode = resolved_mode changed = True except Exception: pass return changed
if resolved_provider != "openai-codex": return changed
# 1. Strip provider prefix ("openai/gpt-5.4" → "gpt-5.4") if "/" in current_model: slug = current_model.split("/", 1)[1] if not self._model_is_default: self._console_print( f"[yellow]⚠️ Stripped provider prefix from '{current_model}'; " f"using '{slug}' for OpenAI Codex.[/]" ) self.model = slug current_model = slug changed = True
# 2. Replace untouched default with a Codex model if self._model_is_default: fallback_model = "gpt-5.3-codex" try: from hermes_cli.codex_models import get_codex_model_ids
available = get_codex_model_ids( access_token=self.api_key if self.api_key else None, ) if available: fallback_model = available[0] except Exception: pass
if current_model != fallback_model: self.model = fallback_model changed = True
return changed
def _on_thinking(self, text: str) -> None: """Called by agent when thinking starts/stops. Updates TUI spinner.""" if not text: self._flush_reasoning_preview(force=True) self._spinner_text = text or "" self._tool_start_time = 0.0 # clear tool timer when switching to thinking self._invalidate()
# ── Streaming display ────────────────────────────────────────────────
def _current_reasoning_callback(self): """Return the active reasoning display callback for the current mode.""" if self.show_reasoning and self.streaming_enabled: return self._stream_reasoning_delta if self.verbose and not self.show_reasoning: return self._on_reasoning return None
def _emit_reasoning_preview(self, reasoning_text: str) -> None: """Render a buffered reasoning preview as a single [thinking] block.""" preview_text = reasoning_text.strip() if not preview_text: return
try: term_width = shutil.get_terminal_size().columns except Exception: term_width = 80 prefix = " [thinking] " wrap_width = max(30, term_width - len(prefix) - 2)
paragraphs = [] raw_paragraphs = re.split(r"\n\s*\n+", preview_text.replace("\r\n", "\n")) for paragraph in raw_paragraphs: compact = " ".join(line.strip() for line in paragraph.splitlines() if line.strip()) if compact: paragraphs.append(textwrap.fill(compact, width=wrap_width)) preview_text = "\n".join(paragraphs) if not preview_text: return
if self.verbose: _cprint(f" {_DIM}[thinking] {preview_text}{_RST}") return
lines = preview_text.splitlines() if len(lines) > 5: preview = "\n".join(lines[:5]) preview += f"\n ... ({len(lines) - 5} more lines)" else: preview = preview_text _cprint(f" {_DIM}[thinking] {preview}{_RST}")
def _flush_reasoning_preview(self, *, force: bool = False) -> None: """Flush buffered reasoning text at natural boundaries.
Some providers stream reasoning in tiny word or punctuation chunks. Buffer them here so the preview path does not print one `[thinking]` line per token. """ buf = getattr(self, "_reasoning_preview_buf", "") if not buf: return
try: term_width = shutil.get_terminal_size().columns except Exception: term_width = 80 target_width = max(40, term_width - len(" [thinking] ") - 4)
flush_text = ""
if force: flush_text = buf buf = "" else: line_break = buf.rfind("\n") min_newline_flush = max(16, target_width // 3) if line_break != -1 and ( line_break >= min_newline_flush or buf.endswith("\n\n") or buf.endswith(".\n") or buf.endswith("!\n") or buf.endswith("?\n") or buf.endswith(":\n") ): flush_text = buf[: line_break + 1] buf = buf[line_break + 1 :] elif len(buf) >= target_width: search_start = max(20, target_width // 2) search_end = min(len(buf), max(target_width + (target_width // 3), target_width + 8)) cut = -1 for boundary in (" ", "\t", ".", "!", "?", ",", ";", ":"): cut = max(cut, buf.rfind(boundary, search_start, search_end)) if cut != -1: flush_text = buf[: cut + 1] buf = buf[cut + 1 :]
self._reasoning_preview_buf = buf.lstrip() if flush_text else buf if flush_text: self._emit_reasoning_preview(flush_text)
def _format_submitted_user_message_preview(self, user_input: str) -> str: """Format the submitted user-message scrollback preview.""" lines = user_input.split("\n") if len(lines) <= 1: return f"[bold {_accent_hex()}]●[/] [bold]{_escape(user_input)}[/]"
first_lines = int(getattr(self, "user_message_preview_first_lines", 2)) last_lines = int(getattr(self, "user_message_preview_last_lines", 2)) first_lines = max(1, first_lines) last_lines = max(0, last_lines) head = lines[:first_lines] remaining_after_head = max(0, len(lines) - len(head)) tail_count = min(last_lines, remaining_after_head) tail = lines[-tail_count:] if tail_count else []
hidden_middle_count = len(lines) - len(head) - len(tail) if hidden_middle_count < 0: hidden_middle_count = 0 tail = []
preview_lines = [ f"[bold {_accent_hex()}]●[/] [bold]{_escape(head[0])}[/]" ] preview_lines.extend(f"[bold]{_escape(line)}[/]" for line in head[1:])
if hidden_middle_count > 0: noun = "line" if hidden_middle_count == 1 else "lines" preview_lines.append(f"[dim]... (+{hidden_middle_count} more {noun})[/]")
preview_lines.extend(f"[bold]{_escape(line)}[/]" for line in tail) return "\n".join(preview_lines)
def _expand_paste_references(self, text: str | None) -> str: """Expand [Pasted text #N -> file] placeholders into file contents.""" if not isinstance(text, str) or "[Pasted text #" not in text: return text or "" paste_ref_re = re.compile(r'\[Pasted text #\d+: \d+ lines \u2192 (.+?)\]')
def _expand_ref(match): path = Path(match.group(1)) return path.read_text(encoding="utf-8") if path.exists() else match.group(0)
return paste_ref_re.sub(_expand_ref, text)
def _print_user_message_preview(self, user_input: str) -> None: """Render a user message using the normal chat scrollback style.""" ChatConsole().print(f"[{_accent_hex()}]{'─' * 40}[/]") text = str(user_input or "") if "\n" in text: ChatConsole().print(self._format_submitted_user_message_preview(text)) else: ChatConsole().print(f"[bold {_accent_hex()}]●[/] [bold]{_escape(text)}[/]")
def _stream_reasoning_delta(self, text: str) -> None: """Stream reasoning/thinking tokens into a dim box above the response.
Opens a dim reasoning box on first token, streams line-by-line. The box is closed automatically when content tokens start arriving (via _stream_delta → _emit_stream_text).
Once the response box is open, suppress any further reasoning rendering — a late thinking block (e.g. after an interrupt) would otherwise draw a reasoning box inside the response box. """ if not text: return self._reasoning_shown_this_turn = True if getattr(self, "_stream_box_opened", False): return
# Open reasoning box on first reasoning token if not getattr(self, "_reasoning_box_opened", False): self._reasoning_box_opened = True w = shutil.get_terminal_size().columns r_label = " Reasoning " r_fill = w - 2 - len(r_label) _cprint(f"\n{_DIM}┌─{r_label}{'─' * max(r_fill - 1, 0)}┐{_RST}")
self._reasoning_buf = getattr(self, "_reasoning_buf", "") + text
# Emit complete lines, and force-flush long partial lines so # reasoning is visible in real-time even without newlines. while "\n" in self._reasoning_buf: line, self._reasoning_buf = self._reasoning_buf.split("\n", 1) _cprint(f"{_DIM}{line}{_RST}") if len(self._reasoning_buf) > 80: _cprint(f"{_DIM}{self._reasoning_buf}{_RST}") self._reasoning_buf = ""
def _close_reasoning_box(self) -> None: """Close the live reasoning box if it's open.""" if getattr(self, "_reasoning_box_opened", False): # Flush remaining reasoning buffer buf = getattr(self, "_reasoning_buf", "") if buf: _cprint(f"{_DIM}{buf}{_RST}") self._reasoning_buf = "" w = shutil.get_terminal_size().columns _cprint(f"{_DIM}└{'─' * (w - 2)}┘{_RST}") self._reasoning_box_opened = False
# Flush any content that was deferred while reasoning was rendering. deferred = getattr(self, "_deferred_content", "") if deferred: self._deferred_content = "" self._emit_stream_text(deferred)
def _stream_delta(self, text) -> None: """Line-buffered streaming callback for real-time token rendering.
Receives text deltas from the agent as tokens arrive. Buffers partial lines and emits complete lines via _cprint to work reliably with prompt_toolkit's patch_stdout.
Reasoning/thinking blocks (<REASONING_SCRATCHPAD>, <think>, etc.) are suppressed during streaming since they'd display raw XML tags. The agent strips them from the final response anyway.
A ``None`` value signals an intermediate turn boundary (tools are about to execute). Flushes any open boxes and resets state so tool feed lines render cleanly between turns. """ if text is None: self._flush_stream() self._reset_stream_state() return if not text: return
self._stream_started = True
# ── Tag-based reasoning suppression ── # Track whether we're inside a reasoning/thinking block. # These tags are model-generated (system prompt tells the model # to use them) and get stripped from final_response. We must # suppress them during streaming too — unless show_reasoning is # enabled, in which case we route the inner content to the # reasoning display box instead of discarding it. _OPEN_TAGS = ("<REASONING_SCRATCHPAD>", "<think>", "<reasoning>", "<THINKING>", "<thinking>", "<thought>") _CLOSE_TAGS = ("</REASONING_SCRATCHPAD>", "</think>", "</reasoning>", "</THINKING>", "</thinking>", "</thought>")
# Append to a pre-filter buffer first self._stream_prefilt = getattr(self, "_stream_prefilt", "") + text
# Check if we're entering a reasoning block. # Only match tags that appear at a "block boundary": start of the # stream, after a newline (with optional whitespace), or when nothing # but whitespace has been emitted on the current line. # This prevents false positives when models *mention* tags in prose # like "(/think not producing <think> tags)". # # _stream_last_was_newline tracks whether the last character emitted # (or the start of the stream) is a line boundary. It's True at # stream start and set True whenever emitted text ends with '\n'. if not hasattr(self, "_stream_last_was_newline"): self._stream_last_was_newline = True # start of stream = boundary
if not getattr(self, "_in_reasoning_block", False): for tag in _OPEN_TAGS: search_start = 0 while True: idx = self._stream_prefilt.find(tag, search_start) if idx == -1: break # Check if this is a block boundary position preceding = self._stream_prefilt[:idx] if idx == 0: # At buffer start — only a boundary if we're at # a line start (stream start or last emit ended # with newline) is_block_boundary = getattr(self, "_stream_last_was_newline", True) else: # Find last newline in the buffer before the tag last_nl = preceding.rfind("\n") if last_nl == -1: # No newline in buffer — boundary only if # last emit was a newline AND only whitespace # has accumulated before the tag is_block_boundary = ( getattr(self, "_stream_last_was_newline", True) and preceding.strip() == "" ) else: # Text between last newline and tag must be # whitespace-only is_block_boundary = preceding[last_nl + 1:].strip() == "" if is_block_boundary: # Emit everything before the tag if preceding: self._emit_stream_text(preceding) self._stream_last_was_newline = preceding.endswith("\n") self._in_reasoning_block = True self._stream_prefilt = self._stream_prefilt[idx + len(tag):] break # Not a block boundary — keep searching after this occurrence search_start = idx + 1 if getattr(self, "_in_reasoning_block", False): break
# Could also be a partial open tag at the end — hold it back if not getattr(self, "_in_reasoning_block", False): # Check for partial tag match at the end safe = self._stream_prefilt for tag in _OPEN_TAGS: for i in range(1, len(tag)): if self._stream_prefilt.endswith(tag[:i]): safe = self._stream_prefilt[:-i] break if safe: self._emit_stream_text(safe) self._stream_last_was_newline = safe.endswith("\n") self._stream_prefilt = self._stream_prefilt[len(safe):] return
# Inside a reasoning block — look for close tag. # Keep accumulating _stream_prefilt because close tags can arrive # split across multiple tokens (e.g. "</REASONING_SCRATCH" + "PAD>..."). if getattr(self, "_in_reasoning_block", False): for tag in _CLOSE_TAGS: idx = self._stream_prefilt.find(tag) if idx != -1: self._in_reasoning_block = False # When show_reasoning is on, route inner content to # the reasoning display box instead of discarding. if self.show_reasoning: inner = self._stream_prefilt[:idx] if inner: self._stream_reasoning_delta(inner) after = self._stream_prefilt[idx + len(tag):] self._stream_prefilt = "" # Process remaining text after close tag through full # filtering (it could contain another open tag) if after: self._stream_delta(after) return # When show_reasoning is on, stream reasoning content live # instead of silently accumulating. Keep only the tail that # could be a partial close tag prefix. max_tag_len = max(len(t) for t in _CLOSE_TAGS) if len(self._stream_prefilt) > max_tag_len: if self.show_reasoning: # Route the safe prefix to reasoning display safe_reasoning = self._stream_prefilt[:-max_tag_len] self._stream_reasoning_delta(safe_reasoning) self._stream_prefilt = self._stream_prefilt[-max_tag_len:] return
def _emit_stream_text(self, text: str) -> None: """Emit filtered text to the streaming display.""" if not text: return
# When show_reasoning is on and reasoning is still rendering, # defer content until the reasoning box closes. This ensures the # reasoning block always appears BEFORE the response in the terminal. if self.show_reasoning and getattr(self, "_reasoning_box_opened", False): self._deferred_content = getattr(self, "_deferred_content", "") + text return
# Close the live reasoning box before opening the response box self._close_reasoning_box()
# Open the response box header on the very first visible text if not self._stream_box_opened: # Strip leading whitespace/newlines before first visible content text = text.lstrip("\n") if not text: return self._stream_box_opened = True try: from hermes_cli.skin_engine import get_active_skin _skin = get_active_skin() label = _skin.get_branding("response_label", "⚕ Hermes") _text_hex = _skin.get_color("banner_text", "#FFF8DC") except Exception: label = "⚕ Hermes" _text_hex = "#FFF8DC" # Build a true-color ANSI escape for the response text color # so streamed content matches the Rich Panel appearance. try: _r = int(_text_hex[1:3], 16) _g = int(_text_hex[3:5], 16) _b = int(_text_hex[5:7], 16) self._stream_text_ansi = f"\033[38;2;{_r};{_g};{_b}m" except (ValueError, IndexError): self._stream_text_ansi = "" w = shutil.get_terminal_size().columns fill = w - 2 - len(label) _cprint(f"\n{_ACCENT}╭─{label}{'─' * max(fill - 1, 0)}╮{_RST}")
self._stream_buf += text
# Emit complete lines, keep partial remainder in buffer _tc = getattr(self, "_stream_text_ansi", "") while "\n" in self._stream_buf: line, self._stream_buf = self._stream_buf.split("\n", 1) if self.final_response_markdown == "strip": line = _strip_markdown_syntax(line) _cprint(f"{_STREAM_PAD}{_tc}{line}{_RST}" if _tc else f"{_STREAM_PAD}{line}")
def _flush_stream(self) -> None: """Emit any remaining partial line from the stream buffer and close the box.""" # If we're still inside a "reasoning block" at end-of-stream, it was # a false positive — the model mentioned a tag like <think> in prose # but never closed it. Recover the buffered content as regular text. if getattr(self, "_in_reasoning_block", False) and getattr(self, "_stream_prefilt", ""): self._in_reasoning_block = False self._emit_stream_text(self._stream_prefilt) self._stream_prefilt = ""
# Close reasoning box if still open (in case no content tokens arrived) self._close_reasoning_box()
if self._stream_buf: _tc = getattr(self, "_stream_text_ansi", "") line = _strip_markdown_syntax(self._stream_buf) if self.final_response_markdown == "strip" else self._stream_buf _cprint(f"{_STREAM_PAD}{_tc}{line}{_RST}" if _tc else f"{_STREAM_PAD}{line}") self._stream_buf = ""
# Close the response box if self._stream_box_opened: w = shutil.get_terminal_size().columns _cprint(f"{_ACCENT}╰{'─' * (w - 2)}╯{_RST}")
def _reset_stream_state(self) -> None: """Reset streaming state before each agent invocation.""" self._stream_buf = "" self._stream_started = False self._stream_box_opened = False self._stream_text_ansi = "" self._stream_prefilt = "" self._in_reasoning_block = False self._stream_last_was_newline = True self._reasoning_box_opened = False self._reasoning_buf = "" self._reasoning_preview_buf = "" self._deferred_content = ""
def _slow_command_status(self, command: str) -> str: """Return a user-facing status message for slower slash commands.""" cmd_lower = command.lower().strip() if cmd_lower.startswith("/skills search"): return "Searching skills..." if cmd_lower.startswith("/skills browse"): return "Loading skills..." if cmd_lower.startswith("/skills inspect"): return "Inspecting skill..." if cmd_lower.startswith("/skills install"): return "Installing skill..." if cmd_lower.startswith("/skills"): return "Processing skills command..." if cmd_lower == "/reload-mcp": return "Reloading MCP servers..." if cmd_lower.startswith("/browser"): return "Configuring browser..." return "Processing command..."
def _command_spinner_frame(self) -> str: """Return the current spinner frame for slow slash commands.""" frame_idx = int(time.monotonic() * 10) % len(_COMMAND_SPINNER_FRAMES) return _COMMAND_SPINNER_FRAMES[frame_idx]
@contextmanager def _busy_command(self, status: str): """Expose a temporary busy state in the TUI while a slash command runs.""" self._command_running = True self._command_status = status self._invalidate(min_interval=0.0) try: print(f"⏳ {status}") yield finally: self._command_running = False self._command_status = "" self._invalidate(min_interval=0.0)
def _open_external_editor(self, buffer=None) -> bool: """Open the active input buffer in an external editor.""" app = getattr(self, "_app", None) if not app: _cprint(f"{_DIM}External editor is only available inside the interactive CLI.{_RST}") return False if self._command_running: _cprint(f"{_DIM}Wait for the current command to finish before opening the editor.{_RST}") return False if self._sudo_state or self._secret_state or self._approval_state or self._clarify_state: _cprint(f"{_DIM}Finish the active prompt before opening the editor.{_RST}") return False target_buffer = buffer or getattr(app, "current_buffer", None) if target_buffer is None: _cprint(f"{_DIM}No active input buffer is available for the external editor.{_RST}") return False try: existing_text = getattr(target_buffer, "text", "") expanded_text = self._expand_paste_references(existing_text) if expanded_text != existing_text and hasattr(target_buffer, "text"): self._skip_paste_collapse = True target_buffer.text = expanded_text if hasattr(target_buffer, "cursor_position"): target_buffer.cursor_position = len(expanded_text) # Set skip flag (again) so the text-change event fired when the # editor closes does not re-collapse the returned content. self._skip_paste_collapse = True target_buffer.open_in_editor(validate_and_handle=False) return True except Exception as exc: _cprint(f"{_DIM}Failed to open external editor: {exc}{_RST}") return False
def _ensure_runtime_credentials(self) -> bool: """ Ensure runtime credentials are resolved before agent use. Re-resolves provider credentials so key rotation and token refresh are picked up without restarting the CLI. Returns True if credentials are ready, False on auth failure. """ from hermes_cli.runtime_provider import ( resolve_runtime_provider, format_runtime_provider_error, )
_primary_exc = None runtime = None try: runtime = resolve_runtime_provider( requested=self.requested_provider, explicit_api_key=self._explicit_api_key, explicit_base_url=self._explicit_base_url, ) except Exception as exc: _primary_exc = exc
# Primary provider auth failed — try fallback providers before giving up. if runtime is None and _primary_exc is not None: from hermes_cli.auth import AuthError if isinstance(_primary_exc, AuthError): _fb_chain = self._fallback_model if isinstance(self._fallback_model, list) else [] for _fb in _fb_chain: _fb_provider = (_fb.get("provider") or "").strip().lower() _fb_model = (_fb.get("model") or "").strip() if not _fb_provider or not _fb_model: continue try: runtime = resolve_runtime_provider(requested=_fb_provider) logger.warning( "Primary provider auth failed (%s). Falling through to fallback: %s/%s", _primary_exc, _fb_provider, _fb_model, ) _cprint(f"⚠️ Primary auth failed — switching to fallback: {_fb_provider} / {_fb_model}") self.requested_provider = _fb_provider self.model = _fb_model _primary_exc = None break except Exception: continue
if runtime is None: message = format_runtime_provider_error(_primary_exc) if _primary_exc else "Provider resolution failed." ChatConsole().print(f"[bold red]{message}[/]") return False
api_key = runtime.get("api_key") base_url = runtime.get("base_url") resolved_provider = runtime.get("provider", "openrouter") resolved_api_mode = runtime.get("api_mode", self.api_mode) resolved_acp_command = runtime.get("command") resolved_acp_args = list(runtime.get("args") or []) resolved_credential_pool = runtime.get("credential_pool") if not isinstance(api_key, str) or not api_key: # Custom / local endpoints (llama.cpp, ollama, vLLM, etc.) often # don't require authentication. When a base_url IS configured but # no API key was found, use a placeholder so the OpenAI SDK # doesn't reject the request and local servers just ignore it. _source = runtime.get("source", "") _has_custom_base = isinstance(base_url, str) and base_url and "openrouter.ai" not in base_url if _has_custom_base: api_key = "no-key-required" logger.debug( "No API key for custom endpoint %s (source=%s), " "using placeholder — local servers typically ignore auth", base_url, _source, ) else: print("\n⚠️ Provider resolver returned an empty API key. " "Set OPENROUTER_API_KEY or run: hermes setup") return False if not isinstance(base_url, str) or not base_url: print("\n⚠️ Provider resolver returned an empty base URL. " "Check your provider config or run: hermes setup") return False
credentials_changed = api_key != self.api_key or base_url != self.base_url routing_changed = ( resolved_provider != self.provider or resolved_api_mode != self.api_mode or resolved_acp_command != self.acp_command or resolved_acp_args != self.acp_args ) self.provider = resolved_provider self.api_mode = resolved_api_mode self.acp_command = resolved_acp_command self.acp_args = resolved_acp_args self._credential_pool = resolved_credential_pool self._provider_source = runtime.get("source") self.api_key = api_key self.base_url = base_url
# When a custom_provider entry carries an explicit `model` field, # use it as the effective model name. Without this, running # `hermes chat --model <provider-name>` sends the provider name # (e.g. "my-provider") as the model string to the API instead of # the configured model (e.g. "qwen3.6-plus"), causing 400 errors. runtime_model = runtime.get("model") if runtime_model and isinstance(runtime_model, str): # Only use runtime model if: model is unset, or model equals provider name should_use_runtime_model = ( not self.model or # No model configured yet self.model == self.provider or # Model is the provider slug self.model == runtime.get("name") # Model matches provider display name ) if should_use_runtime_model: self.model = runtime_model
# If model is still empty (e.g. user ran `hermes auth add openai-codex` # without `hermes model`), fall back to the provider's first catalog # model so the API call doesn't fail with "model must be non-empty". if not self.model and resolved_provider: try: from hermes_cli.models import get_default_model_for_provider _default = get_default_model_for_provider(resolved_provider) if _default: self.model = _default logger.info( "No model configured — defaulting to %s for provider %s", _default, resolved_provider, ) except Exception: pass
# Normalize model for the resolved provider (e.g. swap non-Codex # models when provider is openai-codex). Fixes #651. model_changed = self._normalize_model_for_provider(resolved_provider)
# AIAgent/OpenAI client holds auth at init time, so rebuild if key, # routing, or the effective model changed. if (credentials_changed or routing_changed or model_changed) and self.agent is not None: self.agent = None self._active_agent_route_signature = None
return True
def _resolve_turn_agent_config(self, user_message: str) -> dict: """Build the effective model/runtime config for a single user turn.
Always uses the session's primary model/provider. If the user has toggled `/fast` on and the current model supports Priority Processing / Anthropic fast mode, attach `request_overrides` so the API call is marked accordingly. """ from hermes_cli.models import resolve_fast_mode_overrides
runtime = { "api_key": self.api_key, "base_url": self.base_url, "provider": self.provider, "api_mode": self.api_mode, "command": self.acp_command, "args": list(self.acp_args or []), "credential_pool": getattr(self, "_credential_pool", None), } route = { "model": self.model, "runtime": runtime, "signature": ( self.model, runtime["provider"], runtime["base_url"], runtime["api_mode"], runtime["command"], tuple(runtime["args"]), ), }
service_tier = getattr(self, "service_tier", None) if not service_tier: route["request_overrides"] = None return route
try: overrides = resolve_fast_mode_overrides(route["model"]) except Exception: overrides = None route["request_overrides"] = overrides return route
def _init_agent(self, *, model_override: str = None, runtime_override: dict = None, request_overrides: dict | None = None) -> bool: """ Initialize the agent on first use. When resuming a session, restores conversation history from SQLite. Returns: bool: True if successful, False otherwise """ if self.agent is not None: return True
if not self._ensure_runtime_credentials(): return False
# Initialize SQLite session store for CLI sessions (if not already done in __init__) if self._session_db is None: try: from hermes_state import SessionDB self._session_db = SessionDB() except Exception as e: logger.warning("SQLite session store not available — session will NOT be indexed: %s", e) # If resuming, validate the session exists and load its history. # _preload_resumed_session() may have already loaded it (called from # run() for immediate display). In that case, conversation_history # is non-empty and we skip the DB round-trip. if self._resumed and self._session_db and not self.conversation_history: session_meta = self._session_db.get_session(self.session_id) if not session_meta: _cprint(f"\033[1;31mSession not found: {self.session_id}{_RST}") _cprint(f"{_DIM}Use a session ID from a previous CLI run (hermes sessions list).{_RST}") return False # If the requested session is the (empty) head of a compression # chain, walk to the descendant that actually holds the messages. # See #15000 and SessionDB.resolve_resume_session_id. try: resolved_id = self._session_db.resolve_resume_session_id(self.session_id) except Exception: resolved_id = self.session_id if resolved_id and resolved_id != self.session_id: ChatConsole().print( f"[{_DIM}]Session {_escape(self.session_id)} was compressed into " f"{_escape(resolved_id)}; resuming the descendant with your " f"transcript.[/]" ) self.session_id = resolved_id resolved_meta = self._session_db.get_session(self.session_id) if resolved_meta: session_meta = resolved_meta restored = self._session_db.get_messages_as_conversation(self.session_id) if restored: restored = [m for m in restored if m.get("role") != "session_meta"] self.conversation_history = restored msg_count = len([m for m in restored if m.get("role") == "user"]) title_part = "" if session_meta.get("title"): title_part = f" \"{session_meta['title']}\"" ChatConsole().print( f"[bold {_accent_hex()}]↻ Resumed session[/] " f"[bold]{_escape(self.session_id)}[/]" f"[bold {_accent_hex()}]{_escape(title_part)}[/] " f"({msg_count} user message{'s' if msg_count != 1 else ''}, {len(restored)} total messages)" ) else: ChatConsole().print( f"[bold {_accent_hex()}]Session {_escape(self.session_id)} found but has no messages. Starting fresh.[/]" ) # Re-open the session (clear ended_at so it's active again) try: self._session_db._conn.execute( "UPDATE sessions SET ended_at = NULL, end_reason = NULL WHERE id = ?", (self.session_id,), ) self._session_db._conn.commit() except Exception: pass try: runtime = runtime_override or { "api_key": self.api_key, "base_url": self.base_url, "provider": self.provider, "api_mode": self.api_mode, "command": self.acp_command, "args": list(self.acp_args or []), "credential_pool": getattr(self, "_credential_pool", None), } effective_model = model_override or self.model self.agent = AIAgent( model=effective_model, api_key=runtime.get("api_key"), base_url=runtime.get("base_url"), provider=runtime.get("provider"), api_mode=runtime.get("api_mode"), acp_command=runtime.get("command"), acp_args=runtime.get("args"), credential_pool=runtime.get("credential_pool"), max_iterations=self.max_turns, enabled_toolsets=self.enabled_toolsets, verbose_logging=self.verbose, quiet_mode=not self.verbose, ephemeral_system_prompt=self.system_prompt if self.system_prompt else None, prefill_messages=self.prefill_messages or None, reasoning_config=self.reasoning_config, service_tier=self.service_tier, request_overrides=request_overrides, providers_allowed=self._providers_only, providers_ignored=self._providers_ignore, providers_order=self._providers_order, provider_sort=self._provider_sort, provider_require_parameters=self._provider_require_params, provider_data_collection=self._provider_data_collection, session_id=self.session_id, platform="cli", session_db=self._session_db, clarify_callback=self._clarify_callback, reasoning_callback=self._current_reasoning_callback(),
fallback_model=self._fallback_model, thinking_callback=self._on_thinking, checkpoints_enabled=self.checkpoints_enabled, checkpoint_max_snapshots=self.checkpoint_max_snapshots, pass_session_id=self.pass_session_id, skip_context_files=self.ignore_rules, skip_memory=self.ignore_rules, tool_progress_callback=self._on_tool_progress, tool_start_callback=self._on_tool_start if self._inline_diffs_enabled else None, tool_complete_callback=self._on_tool_complete if self._inline_diffs_enabled else None, stream_delta_callback=self._stream_delta if self.streaming_enabled else None, tool_gen_callback=self._on_tool_gen_start if self.streaming_enabled else None, ) # Store reference for atexit memory provider shutdown global _active_agent_ref _active_agent_ref = self.agent # Route agent status output through prompt_toolkit so ANSI escape # sequences aren't garbled by patch_stdout's StdoutProxy (#2262). self.agent._print_fn = _cprint self._active_agent_route_signature = ( effective_model, runtime.get("provider"), runtime.get("base_url"), runtime.get("api_mode"), runtime.get("command"), tuple(runtime.get("args") or ()), )
if self._pending_title and self._session_db: try: self._session_db.set_session_title(self.session_id, self._pending_title) _cprint(f" Session title applied: {self._pending_title}") self._pending_title = None except (ValueError, Exception) as e: _cprint(f" Could not apply pending title: {e}") self._pending_title = None return True except Exception as e: ChatConsole().print(f"[bold red]Failed to initialize agent: {e}[/]") return False def show_banner(self): """Display the welcome banner in Claude Code style.""" self.console.clear()
# Get context length for display before branching so it remains # available to the low-context warning logic in compact mode too. ctx_len = None if hasattr(self, 'agent') and self.agent and hasattr(self.agent, 'context_compressor'): ctx_len = self.agent.context_compressor.context_length # Auto-compact for narrow terminals — the full banner with caduceus # + tool list needs ~80 columns minimum to render without wrapping. term_width = shutil.get_terminal_size().columns use_compact = self.compact or term_width < 80 if use_compact: self._console_print(_build_compact_banner()) self._show_status() else: # Get tools for display tools = get_tool_definitions(enabled_toolsets=self.enabled_toolsets, quiet_mode=True) # Get terminal working directory (where commands will execute) cwd = os.getenv("TERMINAL_CWD", os.getcwd()) # Build and display the banner build_welcome_banner( console=self.console, model=self.model, cwd=cwd, tools=tools, enabled_toolsets=self.enabled_toolsets, session_id=self.session_id, context_length=ctx_len, ) # Show tool availability warnings if any tools are disabled self._show_tool_availability_warnings()
# Warn about very low context lengths (common with local servers) if ctx_len and ctx_len <= 8192: self._console_print() self._console_print( f"[yellow]⚠️ Context length is only {ctx_len:,} tokens — " f"this is likely too low for agent use with tools.[/]" ) self._console_print( "[dim] Hermes needs 16k–32k minimum. Tool schemas + system prompt alone use ~4k–8k.[/]" ) base_url = getattr(self, "base_url", "") or "" if "11434" in base_url or "ollama" in base_url.lower(): self._console_print( "[dim] Ollama fix: OLLAMA_CONTEXT_LENGTH=32768 ollama serve[/]" ) elif "1234" in base_url: self._console_print( "[dim] LM Studio fix: Set context length in model settings → reload model[/]" ) else: self._console_print( "[dim] Fix: Set model.context_length in config.yaml, or increase your server's context setting[/]" )
# Warn if the configured model is a Nous Hermes LLM (not agentic) from hermes_cli.model_switch import is_nous_hermes_non_agentic
model_name = getattr(self, "model", "") or "" if is_nous_hermes_non_agentic(model_name): self._console_print() self._console_print( "[bold yellow]⚠ Nous Research Hermes 3 & 4 models are NOT agentic and are not " "designed for use with Hermes Agent.[/]" ) self._console_print( "[dim] They lack tool-calling capabilities required for agent workflows. " "Consider using an agentic model (Claude, GPT, Gemini, DeepSeek, etc.).[/]" ) self._console_print( "[dim] Switch with: /model sonnet or /model gpt5[/]" )
self._console_print()
def _preload_resumed_session(self) -> bool: """Load a resumed session's history from the DB early (before first chat).
Called from run() so the conversation history is available for display before the user sends their first message. Sets ``self.conversation_history`` and prints the one-liner status. Returns True if history was loaded, False otherwise.
The corresponding block in ``_init_agent()`` checks whether history is already populated and skips the DB round-trip. """ if not self._resumed or not self._session_db: return False
session_meta = self._session_db.get_session(self.session_id) if not session_meta: self._console_print( f"[bold red]Session not found: {self.session_id}[/]" ) self._console_print( "[dim]Use a session ID from a previous CLI run " "(hermes sessions list).[/]" ) return False
# If the requested session is the (empty) head of a compression chain, # walk to the descendant that actually holds the messages. See #15000. try: resolved_id = self._session_db.resolve_resume_session_id(self.session_id) except Exception: resolved_id = self.session_id if resolved_id and resolved_id != self.session_id: self._console_print( f"[dim]Session {self.session_id} was compressed into " f"{resolved_id}; resuming the descendant with your transcript.[/]" ) self.session_id = resolved_id resolved_meta = self._session_db.get_session(self.session_id) if resolved_meta: session_meta = resolved_meta
restored = self._session_db.get_messages_as_conversation(self.session_id) if restored: restored = [m for m in restored if m.get("role") != "session_meta"] self.conversation_history = restored msg_count = len([m for m in restored if m.get("role") == "user"]) title_part = "" if session_meta.get("title"): title_part = f' "{session_meta["title"]}"' accent_color = _accent_hex() self._console_print( f"[{accent_color}]↻ Resumed session [bold]{self.session_id}[/bold]" f"{title_part} " f"({msg_count} user message{'s' if msg_count != 1 else ''}, " f"{len(restored)} total messages)[/]" ) else: accent_color = _accent_hex() self._console_print( f"[{accent_color}]Session {self.session_id} found but has no " f"messages. Starting fresh.[/]" ) return False
# Re-open the session (clear ended_at so it's active again) try: self._session_db._conn.execute( "UPDATE sessions SET ended_at = NULL, end_reason = NULL " "WHERE id = ?", (self.session_id,), ) self._session_db._conn.commit() except Exception: pass
return True
def _display_resumed_history(self): """Render a compact recap of previous conversation messages.
Uses Rich markup with dim/muted styling so the recap is visually distinct from the active conversation. Caps the display at the last ``MAX_DISPLAY_EXCHANGES`` user/assistant exchanges and shows an indicator for earlier hidden messages. """ if not self.conversation_history: return
# Check config: resume_display setting if self.resume_display == "minimal": return
MAX_DISPLAY_EXCHANGES = 10 # max user+assistant pairs to show MAX_USER_LEN = 300 # truncate user messages MAX_ASST_LEN = 200 # truncate assistant text MAX_ASST_LINES = 3 # max lines of assistant text
# Collect displayable entries (skip system, tool-result messages) entries = [] # list of (role, display_text) _last_asst_idx = None # index of last assistant entry _last_asst_full = None # un-truncated display text for last assistant for msg in self.conversation_history: role = msg.get("role", "") content = msg.get("content") tool_calls = msg.get("tool_calls") or []
if role == "system": continue if role == "tool": continue
if role == "user": text = "" if content is None else str(content) # Handle multimodal content (list of dicts) if isinstance(content, list): parts = [] for part in content: if isinstance(part, dict) and part.get("type") == "text": parts.append(part.get("text", "")) elif isinstance(part, dict) and part.get("type") == "image_url": parts.append("[image]") text = " ".join(parts) if len(text) > MAX_USER_LEN: text = text[:MAX_USER_LEN] + "..." entries.append(("user", text))
elif role == "assistant": text = "" if content is None else str(content) text = _strip_reasoning_tags(text) parts = [] full_parts = [] # un-truncated version if text: full_parts.append(text) lines = text.splitlines() if len(lines) > MAX_ASST_LINES: text = "\n".join(lines[:MAX_ASST_LINES]) + " ..." if len(text) > MAX_ASST_LEN: text = text[:MAX_ASST_LEN] + "..." parts.append(text) if tool_calls: tc_count = len(tool_calls) # Extract tool names names = [] for tc in tool_calls: fn = tc.get("function", {}) name = fn.get("name", "unknown") if isinstance(fn, dict) else "unknown" if name not in names: names.append(name) names_str = ", ".join(names[:4]) if len(names) > 4: names_str += ", ..." noun = "call" if tc_count == 1 else "calls" tc_summary = f"[{tc_count} tool {noun}: {names_str}]" parts.append(tc_summary) full_parts.append(tc_summary) if not parts: # Skip pure-reasoning messages that have no visible output continue entries.append(("assistant", " ".join(parts))) _last_asst_idx = len(entries) - 1 _last_asst_full = " ".join(full_parts)
if not entries: return
# Determine if we need to truncate skipped = 0 if len(entries) > MAX_DISPLAY_EXCHANGES * 2: skipped = len(entries) - MAX_DISPLAY_EXCHANGES * 2 entries = entries[skipped:]
# Replace last assistant entry with full (un-truncated) text # so the user can see where they left off without wasting tokens. if _last_asst_idx is not None and _last_asst_full: adj_idx = _last_asst_idx - skipped if 0 <= adj_idx < len(entries): entries[adj_idx] = ("assistant_last", _last_asst_full)
# Build the display using Rich from rich.panel import Panel from rich.text import Text
try: from hermes_cli.skin_engine import get_active_skin _skin = get_active_skin() _history_text_c = _skin.get_color("banner_text", "#FFF8DC") _session_label_c = _skin.get_color("session_label", "#DAA520") _session_border_c = _skin.get_color("session_border", "#8B8682") _assistant_label_c = _skin.get_color("ui_ok", "#8FBC8F") except Exception: _history_text_c = "#FFF8DC" _session_label_c = "#DAA520" _session_border_c = "#8B8682" _assistant_label_c = "#8FBC8F"
lines = Text() if skipped: lines.append( f" ... {skipped} earlier messages ...\n\n", style="dim italic", )
for i, (role, text) in enumerate(entries): if role == "user": lines.append(" ● You: ", style=f"dim bold {_session_label_c}") # Show first line inline, indent rest msg_lines = text.splitlines() lines.append(msg_lines[0] + "\n", style="dim") for ml in msg_lines[1:]: lines.append(f" {ml}\n", style="dim") elif role == "assistant_last": # Last assistant response shown in full, non-dim lines.append(" ◆ Hermes: ", style=f"bold {_assistant_label_c}") msg_lines = text.splitlines() lines.append(msg_lines[0] + "\n", style="") for ml in msg_lines[1:]: lines.append(f" {ml}\n", style="") else: lines.append(" ◆ Hermes: ", style=f"dim bold {_assistant_label_c}") msg_lines = text.splitlines() lines.append(msg_lines[0] + "\n", style="dim") for ml in msg_lines[1:]: lines.append(f" {ml}\n", style="dim") if i < len(entries) - 1: lines.append("") # small gap
panel = Panel( lines, title=f"[dim {_session_label_c}]Previous Conversation[/]", border_style=f"dim {_session_border_c}", padding=(0, 1), style=_history_text_c, ) self._console_print(panel)
def _try_attach_clipboard_image(self) -> bool: """Check clipboard for an image and attach it if found.
Saves the image to ~/.hermes/images/ and appends the path to ``_attached_images``. Returns True if an image was attached. """ from hermes_cli.clipboard import save_clipboard_image
img_dir = get_hermes_home() / "images" self._image_counter += 1 ts = datetime.now().strftime("%Y%m%d_%H%M%S") img_path = img_dir / f"clip_{ts}_{self._image_counter}.png"
if save_clipboard_image(img_path): self._attached_images.append(img_path) return True self._image_counter -= 1 return False
def _handle_rollback_command(self, command: str): """Handle /rollback — list, diff, or restore filesystem checkpoints.
Syntax: /rollback — list checkpoints /rollback <N> — restore checkpoint N (also undoes last chat turn) /rollback diff <N> — preview changes since checkpoint N /rollback <N> <file> — restore a single file from checkpoint N """ from tools.checkpoint_manager import format_checkpoint_list
if not hasattr(self, 'agent') or not self.agent: print(" No active agent session.") return
mgr = self.agent._checkpoint_mgr if not mgr.enabled: print(" Checkpoints are not enabled.") print(" Enable with: hermes --checkpoints") print(" Or in config.yaml: checkpoints: { enabled: true }") return
cwd = os.getenv("TERMINAL_CWD", os.getcwd()) parts = command.split() args = parts[1:] if len(parts) > 1 else []
if not args: # List checkpoints checkpoints = mgr.list_checkpoints(cwd) print(format_checkpoint_list(checkpoints, cwd)) return
# Handle /rollback diff <N> if args[0].lower() == "diff": if len(args) < 2: print(" Usage: /rollback diff <N>") return checkpoints = mgr.list_checkpoints(cwd) if not checkpoints: print(f" No checkpoints found for {cwd}") return target_hash = self._resolve_checkpoint_ref(args[1], checkpoints) if not target_hash: return result = mgr.diff(cwd, target_hash) if result["success"]: stat = result.get("stat", "") diff = result.get("diff", "") if not stat and not diff: print(" No changes since this checkpoint.") else: if stat: print(f"\n{stat}") if diff: # Limit diff output to avoid terminal flood diff_lines = diff.splitlines() if len(diff_lines) > 80: print("\n".join(diff_lines[:80])) print(f"\n ... ({len(diff_lines) - 80} more lines, showing first 80)") else: print(f"\n{diff}") else: print(f" ❌ {result['error']}") return
# Resolve checkpoint reference (number or hash) checkpoints = mgr.list_checkpoints(cwd) if not checkpoints: print(f" No checkpoints found for {cwd}") return
target_hash = self._resolve_checkpoint_ref(args[0], checkpoints) if not target_hash: return
# Check for file-level restore: /rollback <N> <file> file_path = args[1] if len(args) > 1 else None
result = mgr.restore(cwd, target_hash, file_path=file_path) if result["success"]: if file_path: print(f" ✅ Restored {file_path} from checkpoint {result['restored_to']}: {result['reason']}") else: print(f" ✅ Restored to checkpoint {result['restored_to']}: {result['reason']}") print(" A pre-rollback snapshot was saved automatically.")
# Also undo the last conversation turn so the agent's context # matches the restored filesystem state if self.conversation_history: self.undo_last() print(" Chat turn undone to match restored file state.") else: print(f" ❌ {result['error']}")
def _resolve_checkpoint_ref(self, ref: str, checkpoints: list) -> str | None: """Resolve a checkpoint number or hash to a full commit hash.""" try: idx = int(ref) - 1 # 1-indexed for user if 0 <= idx < len(checkpoints): return checkpoints[idx]["hash"] else: print(f" Invalid checkpoint number. Use 1-{len(checkpoints)}.") return None except ValueError: # Treat as a git hash return ref
def _handle_snapshot_command(self, command: str): """Handle /snapshot — lightweight state snapshots for Hermes config/state.
Syntax: /snapshot — list recent snapshots /snapshot create [label] — create a snapshot /snapshot restore <id> — restore state from snapshot /snapshot prune [N] — prune to N snapshots (default 20) """ from hermes_cli.backup import ( create_quick_snapshot, list_quick_snapshots, restore_quick_snapshot, prune_quick_snapshots, ) from hermes_constants import display_hermes_home
parts = command.split() subcmd = parts[1].lower() if len(parts) > 1 else "list"
if subcmd in ("list", "ls"): snaps = list_quick_snapshots() if not snaps: print(" No state snapshots yet.") print(" Create one: /snapshot create [label]") return print(f" State snapshots ({display_hermes_home()}/state-snapshots/):\n") print(f" {'#':>3} {'ID':<35} {'Files':>5} {'Size':>10} {'Label'}") print(f" {'─'*3} {'─'*35} {'─'*5} {'─'*10} {'─'*20}") for i, s in enumerate(snaps, 1): size = s.get("total_size", 0) if size < 1024: size_str = f"{size} B" elif size < 1024 * 1024: size_str = f"{size / 1024:.0f} KB" else: size_str = f"{size / 1024 / 1024:.1f} MB" label = s.get("label") or "" print(f" {i:3} {s['id']:<35} {s.get('file_count', 0):>5} {size_str:>10} {label}")
elif subcmd == "create": label = " ".join(parts[2:]) if len(parts) > 2 else None snap_id = create_quick_snapshot(label=label) if snap_id: print(f" Snapshot created: {snap_id}") else: print(" No state files found to snapshot.")
elif subcmd in ("restore", "rewind"): if len(parts) < 3: print(" Usage: /snapshot restore <snapshot-id>") # Show hint with most recent snapshot snaps = list_quick_snapshots(limit=1) if snaps: print(f" Most recent: {snaps[0]['id']}") return snap_id = parts[2] # Allow restore by number (1-indexed) try: idx = int(snap_id) snaps = list_quick_snapshots() if 1 <= idx <= len(snaps): snap_id = snaps[idx - 1]["id"] else: print(f" Invalid snapshot number. Use 1-{len(snaps)}.") return except ValueError: pass if restore_quick_snapshot(snap_id): print(f" Restored state from: {snap_id}") print(" Restart recommended for state.db changes to take effect.") else: print(f" Snapshot not found: {snap_id}")
elif subcmd == "prune": keep = 20 if len(parts) > 2: try: keep = int(parts[2]) except ValueError: print(" Usage: /snapshot prune [keep-count]") return deleted = prune_quick_snapshots(keep=keep) print(f" Pruned {deleted} old snapshot(s) (keeping {keep}).")
else: print(f" Unknown subcommand: {subcmd}") print(" Usage: /snapshot [list|create [label]|restore <id>|prune [N]]")
def _handle_stop_command(self): """Handle /stop — kill all running background processes.
Inspired by OpenAI Codex's separation of interrupt (stop current turn) from /stop (clean up background processes). See openai/codex#14602. """ from tools.process_registry import process_registry
processes = process_registry.list_sessions() running = [p for p in processes if p.get("status") == "running"]
if not running: print(" No running background processes.") return
print(f" Stopping {len(running)} background process(es)...") killed = process_registry.kill_all() print(f" ✅ Stopped {killed} process(es).")
def _handle_agents_command(self): """Handle /agents — show background processes and agent status.""" from tools.process_registry import format_uptime_short, process_registry
processes = process_registry.list_sessions() running = [p for p in processes if p.get("status") == "running"] finished = [p for p in processes if p.get("status") != "running"]
_cprint(f" Running processes: {len(running)}") for p in running: cmd = p.get("command", "")[:80] up = format_uptime_short(p.get("uptime_seconds", 0)) _cprint(f" {p.get('session_id', '?')} · {up} · {cmd}")
if finished: _cprint(f" Recently finished: {len(finished)}")
agent_running = getattr(self, "_agent_running", False) _cprint(f" Agent: {'running' if agent_running else 'idle'}")
def _handle_paste_command(self): """Handle /paste — explicitly check clipboard for an image.
This is the reliable fallback for terminals where BracketedPaste doesn't fire for image-only clipboard content (e.g., VSCode terminal, Windows Terminal with WSL2). """ if _is_termux_environment(): _cprint( f" {_DIM}Clipboard image paste is not available on Termux — " f"use /image <path> or paste a local image path like " f"{_termux_example_image_path()}{_RST}" ) return
from hermes_cli.clipboard import has_clipboard_image if has_clipboard_image(): if self._try_attach_clipboard_image(): n = len(self._attached_images) _cprint(f" 📎 Image #{n} attached from clipboard") else: _cprint(f" {_DIM}(>_<) Clipboard has an image but extraction failed{_RST}") else: _cprint(f" {_DIM}(._.) No image found in clipboard{_RST}")
def _write_osc52_clipboard(self, text: str) -> None: """Copy *text* to terminal clipboard via OSC 52.""" payload = base64.b64encode(text.encode("utf-8")).decode("ascii") seq = f"\x1b]52;c;{payload}\x07" out = getattr(self, "_app", None) output = getattr(out, "output", None) if out else None if output and hasattr(output, "write_raw"): output.write_raw(seq) output.flush() return if output and hasattr(output, "write"): output.write(seq) output.flush() return sys.stdout.write(seq) sys.stdout.flush()
def _handle_copy_command(self, cmd_original: str) -> None: """Handle /copy [number] — copy assistant output to clipboard.""" parts = cmd_original.split(maxsplit=1) arg = parts[1].strip() if len(parts) > 1 else ""
assistant = [m for m in self.conversation_history if m.get("role") == "assistant"] if not assistant: _cprint(" Nothing to copy yet.") return
if arg: try: idx = int(arg) - 1 except ValueError: _cprint(" Usage: /copy [number]") return if idx < 0 or idx >= len(assistant): _cprint(f" Invalid response number. Use 1-{len(assistant)}.") return else: idx = len(assistant) - 1 while idx >= 0 and not _assistant_copy_text(assistant[idx].get("content")): idx -= 1 if idx < 0: _cprint(" Nothing to copy in assistant responses yet.") return
text = _assistant_copy_text(assistant[idx].get("content")) if not text: _cprint(" Nothing to copy in that assistant response.") return
try: self._write_osc52_clipboard(text) _cprint(f" Copied assistant response #{idx + 1} to clipboard") except Exception as e: _cprint(f" Clipboard copy failed: {e}")
def _handle_image_command(self, cmd_original: str): """Handle /image <path> — attach a local image file for the next prompt.""" raw_args = (cmd_original.split(None, 1)[1].strip() if " " in cmd_original else "") if not raw_args: hint = _termux_example_image_path() if _is_termux_environment() else "/path/to/image.png" _cprint(f" {_DIM}Usage: /image <path> e.g. /image {hint}{_RST}") return
path_token, _remainder = _split_path_input(raw_args) image_path = _resolve_attachment_path(path_token) if image_path is None: _cprint(f" {_DIM}(>_<) File not found: {path_token}{_RST}") return if image_path.suffix.lower() not in _IMAGE_EXTENSIONS: _cprint(f" {_DIM}(._.) Not a supported image file: {image_path.name}{_RST}") return
self._attached_images.append(image_path) _cprint(f" 📎 Attached image: {image_path.name}") if _remainder: _cprint(f" {_DIM}Now type your prompt (or use --image in single-query mode): {_remainder}{_RST}") elif _is_termux_environment(): _cprint(f" {_DIM}Tip: type your next message, or run hermes chat -q --image {_termux_example_image_path(image_path.name)} \"What do you see?\"{_RST}")
def _preprocess_images_with_vision(self, text: str, images: list, *, announce: bool = True) -> str: """Analyze attached images via the vision tool and return enriched text.
Instead of embedding raw base64 ``image_url`` content parts in the conversation (which only works with vision-capable models), this pre-processes each image through the auxiliary vision model (Gemini Flash) and prepends the descriptions to the user's message — the same approach the messaging gateway uses.
The local file path is included so the agent can re-examine the image later with ``vision_analyze`` if needed. """ import asyncio as _asyncio from tools.vision_tools import vision_analyze_tool
analysis_prompt = ( "Describe everything visible in this image in thorough detail. " "Include any text, code, data, objects, people, layout, colors, " "and any other notable visual information." )
enriched_parts = [] for img_path in images: if not img_path.exists(): continue size_kb = img_path.stat().st_size // 1024 if announce: _cprint(f" {_DIM}👁️ analyzing {img_path.name} ({size_kb}KB)...{_RST}") try: result_json = _asyncio.run( vision_analyze_tool(image_url=str(img_path), user_prompt=analysis_prompt) ) result = json.loads(result_json) if result.get("success"): description = result.get("analysis", "") enriched_parts.append( f"[The user attached an image. Here's what it contains:\n{description}]\n" f"[If you need a closer look, use vision_analyze with " f"image_url: {img_path}]" ) if announce: _cprint(f" {_DIM}✓ image analyzed{_RST}") else: enriched_parts.append( f"[The user attached an image but it couldn't be analyzed. " f"You can try examining it with vision_analyze using " f"image_url: {img_path}]" ) if announce: _cprint(f" {_DIM}⚠ vision analysis failed — path included for retry{_RST}") except Exception as e: enriched_parts.append( f"[The user attached an image but analysis failed ({e}). " f"You can try examining it with vision_analyze using " f"image_url: {img_path}]" ) if announce: _cprint(f" {_DIM}⚠ vision analysis error — path included for retry{_RST}")
# Combine: vision descriptions first, then the user's original text user_text = text if isinstance(text, str) and text else "" if enriched_parts: prefix = "\n\n".join(enriched_parts) return f"{prefix}\n\n{user_text}" if user_text else prefix return user_text or "What do you see in this image?"
def _show_tool_availability_warnings(self): """Show warnings about disabled tools due to missing API keys.""" try: from model_tools import check_tool_availability available, unavailable = check_tool_availability() # Filter to only those missing API keys (not system deps) api_key_missing = [u for u in unavailable if u["missing_vars"]] if api_key_missing: self._console_print() self._console_print("[yellow]⚠️ Some tools disabled (missing API keys):[/]") for item in api_key_missing: tools_str = ", ".join(item["tools"][:2]) # Show first 2 tools if len(item["tools"]) > 2: tools_str += f", +{len(item['tools'])-2} more" self._console_print(f" [dim]• {item['name']}[/] [dim italic]({', '.join(item['missing_vars'])})[/]") self._console_print("[dim] Run 'hermes setup' to configure[/]") except Exception: pass # Don't crash on import errors def _show_status(self): """Show compact startup status line.""" # Get tool count tools = get_tool_definitions(enabled_toolsets=self.enabled_toolsets, quiet_mode=True) tool_count = len(tools) if tools else 0
# Format model name (shorten if needed) model_short = self.model.split("/")[-1] if "/" in self.model else self.model if len(model_short) > 30: model_short = model_short[:27] + "..."
# Get API status indicator if self.api_key: api_indicator = "[green bold]●[/]" else: api_indicator = "[red bold]●[/]"
# Build status line with proper markup — skin-aware colors try: from hermes_cli.skin_engine import get_active_skin skin = get_active_skin() separator_color = skin.get_color("banner_dim", "#B8860B") accent_color = skin.get_color("ui_accent", "#FFBF00") label_color = skin.get_color("ui_label", "#DAA520") except Exception: separator_color, accent_color, label_color = "#B8860B", "#FFBF00", "cyan" toolsets_info = "" if self.enabled_toolsets and "all" not in self.enabled_toolsets: toolsets_info = f" [dim {separator_color}]·[/] [{label_color}]toolsets: {', '.join(self.enabled_toolsets)}[/]"
provider_info = f" [dim {separator_color}]·[/] [dim]provider: {self.provider}[/]" if self._provider_source: provider_info += f" [dim {separator_color}]·[/] [dim]auth: {self._provider_source}[/]"
self._console_print( f" {api_indicator} [{accent_color}]{model_short}[/] " f"[dim {separator_color}]·[/] [bold {label_color}]{tool_count} tools[/]" f"{toolsets_info}{provider_info}" )
def _show_session_status(self): """Show gateway-style status for the current CLI session.""" session_meta = {} if self._session_db: try: session_meta = self._session_db.get_session(self.session_id) or {} except Exception: session_meta = {}
title = (session_meta.get("title") or "").strip()
created_at = self.session_start started_at = session_meta.get("started_at") if started_at: try: created_at = datetime.fromtimestamp(float(started_at)) except Exception: created_at = self.session_start
updated_at = created_at for field in ("updated_at", "last_updated_at", "last_activity_at"): value = session_meta.get(field) if not value: continue try: updated_at = datetime.fromtimestamp(float(value)) break except Exception: pass
agent = getattr(self, "agent", None) total_tokens = getattr(agent, "session_total_tokens", 0) or 0 provider = getattr(self, "provider", None) or "unknown" model = getattr(self, "model", None) or "(unknown)" is_running = bool(getattr(self, "_agent_running", False))
lines = [ "Hermes CLI Status", "", f"Session ID: {self.session_id}", f"Path: {display_hermes_home()}", ] if title: lines.append(f"Title: {title}") lines.extend([ f"Model: {model} ({provider})", f"Created: {created_at.strftime('%Y-%m-%d %H:%M')}", f"Last Activity: {updated_at.strftime('%Y-%m-%d %H:%M')}", f"Tokens: {total_tokens:,}", f"Agent Running: {'Yes' if is_running else 'No'}", ]) self._console_print("\n".join(lines), highlight=False, markup=False) def _fast_command_available(self) -> bool: try: from hermes_cli.models import model_supports_fast_mode except Exception: return False agent = getattr(self, "agent", None) model = getattr(agent, "model", None) or getattr(self, "model", None) return model_supports_fast_mode(model)
def _command_available(self, slash_command: str) -> bool: if slash_command == "/fast": return self._fast_command_available() return True
def show_help(self): """Display help information with categorized commands.""" from hermes_cli.commands import COMMANDS_BY_CATEGORY
try: from hermes_cli.skin_engine import get_active_help_header header = get_active_help_header("(^_^)? Available Commands") except Exception: header = "(^_^)? Available Commands" header = (header or "").strip() or "(^_^)? Available Commands" inner_width = 55 if len(header) > inner_width: header = header[:inner_width] _cprint(f"\n{_BOLD}+{'-' * inner_width}+{_RST}") _cprint(f"{_BOLD}|{header:^{inner_width}}|{_RST}") _cprint(f"{_BOLD}+{'-' * inner_width}+{_RST}")
for category, commands in COMMANDS_BY_CATEGORY.items(): _cprint(f"\n {_BOLD}── {category} ──{_RST}") for cmd, desc in commands.items(): if not self._command_available(cmd): continue ChatConsole().print(f" [bold {_accent_hex()}]{cmd:<15}[/] [dim]-[/] {_escape(desc)}")
if _skill_commands: _cprint(f"\n ⚡ {_BOLD}Skill Commands{_RST} ({len(_skill_commands)} installed):") for cmd, info in sorted(_skill_commands.items()): ChatConsole().print( f" [bold {_accent_hex()}]{cmd:<22}[/] [dim]-[/] {_escape(info['description'])}" )
_cprint(f"\n {_DIM}Tip: Just type your message to chat with Hermes!{_RST}") _cprint(f" {_DIM}Multi-line: Alt+Enter for a new line{_RST}") _cprint(f" {_DIM}Draft editor: Ctrl+G (Alt+G in VSCode/Cursor){_RST}") if _is_termux_environment(): _cprint(f" {_DIM}Attach image: /image {_termux_example_image_path()} or start your prompt with a local image path{_RST}\n") else: _cprint(f" {_DIM}Paste image: Alt+V (or /paste){_RST}\n") def show_tools(self): """Display available tools with kawaii ASCII art.""" tools = get_tool_definitions(enabled_toolsets=self.enabled_toolsets, quiet_mode=True) if not tools: print("(;_;) No tools available") return # Header print() title = "(^_^)/ Available Tools" width = 78 pad = width - len(title) print("+" + "-" * width + "+") print("|" + " " * (pad // 2) + title + " " * (pad - pad // 2) + "|") print("+" + "-" * width + "+") print() # Group tools by toolset toolsets = {} for tool in sorted(tools, key=lambda t: t["function"]["name"]): name = tool["function"]["name"] toolset = get_toolset_for_tool(name) or "unknown" if toolset not in toolsets: toolsets[toolset] = [] desc = tool["function"].get("description", "") # First sentence: split on ". " (period+space) to avoid breaking on "e.g." or "v2.0" desc = desc.split("\n")[0] if ". " in desc: desc = desc[:desc.index(". ") + 1] toolsets[toolset].append((name, desc)) # Display by toolset for toolset in sorted(toolsets.keys()): print(f" [{toolset}]") for name, desc in toolsets[toolset]: print(f" * {name:<20} - {desc}") print() print(f" Total: {len(tools)} tools ヽ(^o^)ノ") print()
def _handle_tools_command(self, cmd: str): """Handle /tools [list|disable|enable] slash commands.
/tools (no args) shows the tool list. /tools list shows enabled/disabled status per toolset. /tools disable/enable saves the change to config and resets the session so the new tool set takes effect cleanly (no prompt-cache breakage mid-conversation). """ import shlex from argparse import Namespace from contextlib import redirect_stdout from io import StringIO from hermes_cli.tools_config import tools_disable_enable_command
def _run_capture(ns: Namespace) -> None: """Run tools_disable_enable_command, routing its ANSI-colored print() output through _cprint when inside the interactive TUI so escapes aren't mangled by patch_stdout's StdoutProxy into garbled '?[32m...?[0m' text.
Outside the TUI (standalone mode, tests), call straight through so real stdout / pytest capture works as expected. """ # Standalone/tests, run as usual if getattr(self, "_app", None) is None: tools_disable_enable_command(ns) return
# Buffer reports isatty()=True so color() in hermes_cli/colors.py # still emits ANSI escapes. StringIO.isatty() is False, which # would otherwise strip all colors before we re-render them. class _TTYBuf(StringIO): def isatty(self) -> bool: return True
buf = _TTYBuf() with redirect_stdout(buf): tools_disable_enable_command(ns) for line in buf.getvalue().splitlines(): _cprint(line)
try: parts = shlex.split(cmd) except ValueError: parts = cmd.split()
subcommand = parts[1] if len(parts) > 1 else "" if subcommand not in ("list", "disable", "enable"): self.show_tools() return
if subcommand == "list": _run_capture(Namespace(tools_action="list", platform="cli")) return
names = parts[2:] if not names: print(f"(._.) Usage: /tools {subcommand} <name> [name ...]") print(f" Built-in toolset: /tools {subcommand} web") print(f" MCP tool: /tools {subcommand} github:create_issue") return
# Apply the change directly — the user typing the command is implicit # consent. Do NOT use input() here; it hangs inside prompt_toolkit's # TUI event loop (known pitfall). verb = "Disabling" if subcommand == "disable" else "Enabling" label = ", ".join(names) _cprint(f"{_ACCENT}{verb} {label}...{_RST}")
_run_capture(Namespace(tools_action=subcommand, names=names, platform="cli"))
# Reset session so the new tool config is picked up from a clean state from hermes_cli.tools_config import _get_platform_tools from hermes_cli.config import load_config self.enabled_toolsets = _get_platform_tools(load_config(), "cli") self.new_session() _cprint(f"{_DIM}Session reset. New tool configuration is active.{_RST}")
def show_toolsets(self): """Display available toolsets with kawaii ASCII art.""" all_toolsets = get_all_toolsets() # Header print() title = "(^_^)b Available Toolsets" width = 58 pad = width - len(title) print("+" + "-" * width + "+") print("|" + " " * (pad // 2) + title + " " * (pad - pad // 2) + "|") print("+" + "-" * width + "+") print() for name in sorted(all_toolsets.keys()): info = get_toolset_info(name) if info: tool_count = info["tool_count"] desc = info["description"] # Mark if currently enabled marker = "(*)" if self.enabled_toolsets and name in self.enabled_toolsets else " " print(f" {marker} {name:<18} [{tool_count:>2} tools] - {desc}") print() print(" (*) = currently enabled") print() print(" Tip: Use 'all' or '*' to enable all toolsets") print(" Example: python cli.py --toolsets web,terminal") print() def _handle_profile_command(self): """Display active profile name and home directory.""" from hermes_constants import display_hermes_home from hermes_cli.profiles import get_active_profile_name
display = display_hermes_home() profile_name = get_active_profile_name()
print() print(f" Profile: {profile_name}") print(f" Home: {display}") print()
def show_config(self): """Display current configuration with kawaii ASCII art.""" # Get terminal config from environment (which was set from cli-config.yaml) terminal_env = os.getenv("TERMINAL_ENV", "local") terminal_cwd = os.getenv("TERMINAL_CWD", os.getcwd()) terminal_timeout = os.getenv("TERMINAL_TIMEOUT", "60") user_config_path = _hermes_home / 'config.yaml' project_config_path = Path(__file__).parent / 'cli-config.yaml' if user_config_path.exists(): config_path = user_config_path else: config_path = project_config_path config_status = "(loaded)" if config_path.exists() else "(not found)" api_key_display = '********' + self.api_key[-4:] if self.api_key and len(self.api_key) > 4 else 'Not set!' print() title = "(^_^) Configuration" width = 50 pad = width - len(title) print("+" + "-" * width + "+") print("|" + " " * (pad // 2) + title + " " * (pad - pad // 2) + "|") print("+" + "-" * width + "+") print() print(" -- Model --") print(f" Model: {self.model}") print(f" Base URL: {self.base_url}") print(f" API Key: {api_key_display}") print() print(" -- Terminal --") print(f" Environment: {terminal_env}") if terminal_env == "ssh": ssh_host = os.getenv("TERMINAL_SSH_HOST", "not set") ssh_user = os.getenv("TERMINAL_SSH_USER", "not set") ssh_port = os.getenv("TERMINAL_SSH_PORT", "22") print(f" SSH Target: {ssh_user}@{ssh_host}:{ssh_port}") print(f" Working Dir: {terminal_cwd}") print(f" Timeout: {terminal_timeout}s") print() print(" -- Agent --") print(f" Max Turns: {self.max_turns}") print(f" Toolsets: {', '.join(self.enabled_toolsets) if self.enabled_toolsets else 'all'}") print(f" Verbose: {self.verbose}") print() print(" -- Session --") print(f" Started: {self.session_start.strftime('%Y-%m-%d %H:%M:%S')}") print(f" Config File: {config_path} {config_status}") print() def _list_recent_sessions(self, limit: int = 10) -> list[dict[str, Any]]: """Return recent CLI sessions for in-chat browsing/resume affordances.""" if not self._session_db: return [] try: sessions = self._session_db.list_sessions_rich( source="cli", exclude_sources=["tool"], limit=limit, ) except Exception: return [] return [s for s in sessions if s.get("id") != self.session_id]
def _show_recent_sessions(self, *, reason: str = "history", limit: int = 10) -> bool: """Render recent sessions inline from the active chat TUI.
Returns True when something was shown, False if no session list was available. """ sessions = self._list_recent_sessions(limit=limit) if not sessions: return False
from hermes_cli.main import _relative_time
print() if reason == "history": print("(._.) No messages in the current chat yet — here are recent sessions you can resume:") else: print(" Recent sessions:") print() print(f" {'Title':<32} {'Preview':<40} {'Last Active':<13} {'ID'}") print(f" {'─' * 32} {'─' * 40} {'─' * 13} {'─' * 24}") for session in sessions: title = (session.get("title") or "—")[:30] preview = (session.get("preview") or "")[:38] last_active = _relative_time(session.get("last_active")) print(f" {title:<32} {preview:<40} {last_active:<13} {session['id']}") print() print(" Use /resume <session id or title> to continue where you left off.") print() return True
def show_history(self): """Display conversation history.""" if not self.conversation_history: if not self._show_recent_sessions(reason="history"): print("(._.) No conversation history yet.") return
preview_limit = 400 visible_index = 0 hidden_tool_messages = 0
def flush_tool_summary(): nonlocal hidden_tool_messages if not hidden_tool_messages: return
noun = "message" if hidden_tool_messages == 1 else "messages" print("\n [Tools]") print(f" ({hidden_tool_messages} tool {noun} hidden)") hidden_tool_messages = 0
print() print("+" + "-" * 50 + "+") print("|" + " " * 12 + "(^_^) Conversation History" + " " * 11 + "|") print("+" + "-" * 50 + "+")
for msg in self.conversation_history: role = msg.get("role", "unknown")
if role == "tool": hidden_tool_messages += 1 continue
if role not in {"user", "assistant"}: continue
flush_tool_summary() visible_index += 1
content = msg.get("content") content_text = "" if content is None else str(content)
if role == "user": print(f"\n [You #{visible_index}]") print( f" {content_text[:preview_limit]}{'...' if len(content_text) > preview_limit else ''}" ) continue
print(f"\n [Hermes #{visible_index}]") tool_calls = msg.get("tool_calls") or [] if content_text: preview = content_text[:preview_limit] suffix = "..." if len(content_text) > preview_limit else "" elif tool_calls: tool_count = len(tool_calls) noun = "call" if tool_count == 1 else "calls" preview = f"(requested {tool_count} tool {noun})" suffix = "" else: preview = "(no text response)" suffix = "" print(f" {preview}{suffix}")
flush_tool_summary() print() def _notify_session_boundary(self, event_type: str) -> None: """Fire a session-boundary plugin hook (on_session_finalize or on_session_reset).
Non-blocking — errors are caught and logged. Safe to call from any lifecycle point (shutdown, /new, /reset). """ try: from hermes_cli.plugins import invoke_hook as _invoke_hook _invoke_hook( event_type, session_id=self.agent.session_id if self.agent else None, platform=getattr(self, "platform", None) or "cli", ) except Exception: pass
def new_session(self, silent=False): """Start a fresh session with a new session ID and cleared agent state.""" if self.agent and self.conversation_history: # Trigger memory extraction on the old session before session_id rotates. self.agent.commit_memory_session(self.conversation_history) self._notify_session_boundary("on_session_finalize") elif self.agent: # First session or empty history — still finalize the old session self._notify_session_boundary("on_session_finalize")
old_session_id = self.session_id if self._session_db and old_session_id: try: self._session_db.end_session(old_session_id, "new_session") except Exception: pass
self.session_start = datetime.now() timestamp_str = self.session_start.strftime("%Y%m%d_%H%M%S") short_uuid = uuid.uuid4().hex[:6] self.session_id = f"{timestamp_str}_{short_uuid}" self.conversation_history = [] self._pending_title = None self._resumed = False
if self.agent: self.agent.session_id = self.session_id self.agent.session_start = self.session_start self.agent.reset_session_state() if hasattr(self.agent, "_last_flushed_db_idx"): self.agent._last_flushed_db_idx = 0 if hasattr(self.agent, "_todo_store"): try: from tools.todo_tool import TodoStore self.agent._todo_store = TodoStore() except Exception: pass if hasattr(self.agent, "_invalidate_system_prompt"): self.agent._invalidate_system_prompt()
if self._session_db: try: self._session_db.create_session( session_id=self.session_id, source=os.environ.get("HERMES_SESSION_SOURCE", "cli"), model=self.model, model_config={ "max_iterations": self.max_turns, "reasoning_config": self.reasoning_config, }, ) except Exception: pass self._notify_session_boundary("on_session_reset")
if not silent: print("(^_^)v New session started!")
def _handle_resume_command(self, cmd_original: str) -> None: """Handle /resume <session_id_or_title> — switch to a previous session mid-conversation.""" parts = cmd_original.split(None, 1) target = parts[1].strip() if len(parts) > 1 else ""
if not target: _cprint(" Usage: /resume <session_id_or_title>") if self._show_recent_sessions(reason="resume"): return _cprint(" Tip: Use /history or `hermes sessions list` to find sessions.") return
if not self._session_db: _cprint(" Session database not available.") return
# Resolve title or ID from hermes_cli.main import _resolve_session_by_name_or_id resolved = _resolve_session_by_name_or_id(target) target_id = resolved or target
session_meta = self._session_db.get_session(target_id) if not session_meta: _cprint(f" Session not found: {target}") _cprint(" Use /history or `hermes sessions list` to see available sessions.") return
# If the target is the empty head of a compression chain, redirect to # the descendant that actually holds the transcript. See #15000. try: resolved_id = self._session_db.resolve_resume_session_id(target_id) except Exception: resolved_id = target_id if resolved_id and resolved_id != target_id: _cprint( f" Session {target_id} was compressed into {resolved_id}; " f"resuming the descendant with your transcript." ) target_id = resolved_id resolved_meta = self._session_db.get_session(target_id) if resolved_meta: session_meta = resolved_meta
if target_id == self.session_id: _cprint(" Already on that session.") return
# End current session try: self._session_db.end_session(self.session_id, "resumed_other") except Exception: pass
# Switch to the target session self.session_id = target_id self._resumed = True self._pending_title = None
# Load conversation history (strip transcript-only metadata entries) restored = self._session_db.get_messages_as_conversation(target_id) restored = [m for m in (restored or []) if m.get("role") != "session_meta"] self.conversation_history = restored
# Re-open the target session so it's not marked as ended try: self._session_db.reopen_session(target_id) except Exception: pass
# Sync the agent if already initialised if self.agent: self.agent.session_id = target_id self.agent.reset_session_state() if hasattr(self.agent, "_last_flushed_db_idx"): self.agent._last_flushed_db_idx = len(self.conversation_history) if hasattr(self.agent, "_todo_store"): try: from tools.todo_tool import TodoStore self.agent._todo_store = TodoStore() except Exception: pass if hasattr(self.agent, "_invalidate_system_prompt"): self.agent._invalidate_system_prompt()
title_part = f" \"{session_meta['title']}\"" if session_meta.get("title") else "" msg_count = len([m for m in self.conversation_history if m.get("role") == "user"]) if self.conversation_history: _cprint( f" ↻ Resumed session {target_id}{title_part}" f" ({msg_count} user message{'s' if msg_count != 1 else ''}," f" {len(self.conversation_history)} total)" ) else: _cprint(f" ↻ Resumed session {target_id}{title_part} — no messages, starting fresh.")
def _handle_branch_command(self, cmd_original: str) -> None: """Handle /branch [name] — fork the current session into a new independent copy.
Copies the full conversation history to a new session so the user can explore a different approach without losing the original session state. Inspired by Claude Code's /branch command. """ if not self.conversation_history: _cprint(" No conversation to branch — send a message first.") return
if not self._session_db: _cprint(" Session database not available.") return
parts = cmd_original.split(None, 1) branch_name = parts[1].strip() if len(parts) > 1 else ""
# Generate the new session ID now = datetime.now() timestamp_str = now.strftime("%Y%m%d_%H%M%S") short_uuid = uuid.uuid4().hex[:6] new_session_id = f"{timestamp_str}_{short_uuid}"
# Determine branch title if branch_name: branch_title = branch_name else: # Auto-generate from the current session title current_title = None if self._session_db: current_title = self._session_db.get_session_title(self.session_id) base = current_title or "branch" branch_title = self._session_db.get_next_title_in_lineage(base)
# Save the current session's state before branching parent_session_id = self.session_id
# End the old session try: self._session_db.end_session(self.session_id, "branched") except Exception: pass
# Create the new session with parent link try: self._session_db.create_session( session_id=new_session_id, source=os.environ.get("HERMES_SESSION_SOURCE", "cli"), model=self.model, model_config={ "max_iterations": self.max_turns, "reasoning_config": self.reasoning_config, }, parent_session_id=parent_session_id, ) except Exception as e: _cprint(f" Failed to create branch session: {e}") return
# Copy conversation history to the new session for msg in self.conversation_history: try: self._session_db.append_message( session_id=new_session_id, role=msg.get("role", "user"), content=msg.get("content"), tool_name=msg.get("tool_name") or msg.get("name"), tool_calls=msg.get("tool_calls"), tool_call_id=msg.get("tool_call_id"), reasoning=msg.get("reasoning"), ) except Exception: pass # Best-effort copy
# Set title on the branch try: self._session_db.set_session_title(new_session_id, branch_title) except Exception: pass
# Switch to the new session self.session_id = new_session_id self.session_start = now self._pending_title = None self._resumed = True # Prevents auto-title generation
# Sync the agent if self.agent: self.agent.session_id = new_session_id self.agent.session_start = now # Redirect the JSON session log to the new branch session file so # messages written after branching land in the correct file. if hasattr(self.agent, "session_log_file") and hasattr(self.agent, "logs_dir"): self.agent.session_log_file = ( self.agent.logs_dir / f"session_{new_session_id}.json" ) self.agent.reset_session_state() if hasattr(self.agent, "_last_flushed_db_idx"): self.agent._last_flushed_db_idx = len(self.conversation_history) if hasattr(self.agent, "_todo_store"): try: from tools.todo_tool import TodoStore self.agent._todo_store = TodoStore() except Exception: pass if hasattr(self.agent, "_invalidate_system_prompt"): self.agent._invalidate_system_prompt()
msg_count = len([m for m in self.conversation_history if m.get("role") == "user"]) _cprint( f" ⑂ Branched session \"{branch_title}\"" f" ({msg_count} user message{'s' if msg_count != 1 else ''})" ) _cprint(f" Original session: {parent_session_id}") _cprint(f" Branch session: {new_session_id}")
def save_conversation(self): """Save the current conversation to a JSON snapshot under ~/.hermes/sessions/saved/.
The snapshot is a convenience export for sharing or off-line inspection; every message is already persisted incrementally to the SQLite session DB, so the live session remains resumable via ``hermes --resume <id>`` regardless of whether the user ever runs ``/save``. """ if not self.conversation_history: print("(;_;) No conversation to save.") return
timestamp = datetime.now().strftime("%Y%m%d_%H%M%S") saved_dir = get_hermes_home() / "sessions" / "saved" try: saved_dir.mkdir(parents=True, exist_ok=True) except Exception as e: print(f"(x_x) Failed to create save directory {saved_dir}: {e}") return path = saved_dir / f"hermes_conversation_{timestamp}.json"
try: with open(path, "w", encoding="utf-8") as f: json.dump({ "model": self.model, "session_id": self.session_id, "session_start": self.session_start.isoformat(), "messages": self.conversation_history, }, f, indent=2, ensure_ascii=False) print(f"(^_^)v Conversation snapshot saved to: {path}") if self.session_id: print(f" Resume the live session with: hermes --resume {self.session_id}") except Exception as e: print(f"(x_x) Failed to save: {e}") def retry_last(self): """Retry the last user message by removing the last exchange and re-sending. Removes the last assistant response (and any tool-call messages) and the last user message, then re-sends that user message to the agent. Returns the message to re-send, or None if there's nothing to retry. """ if not self.conversation_history: print("(._.) No messages to retry.") return None # Walk backwards to find the last user message last_user_idx = None for i in range(len(self.conversation_history) - 1, -1, -1): if self.conversation_history[i].get("role") == "user": last_user_idx = i break if last_user_idx is None: print("(._.) No user message found to retry.") return None # Extract the message text and remove everything from that point forward last_message = self.conversation_history[last_user_idx].get("content", "") self.conversation_history = self.conversation_history[:last_user_idx] print(f"(^_^)b Retrying: \"{last_message[:60]}{'...' if len(last_message) > 60 else ''}\"") return last_message def undo_last(self): """Remove the last user/assistant exchange from conversation history. Walks backwards and removes all messages from the last user message onward (including assistant responses, tool calls, etc.). """ if not self.conversation_history: print("(._.) No messages to undo.") return # Walk backwards to find the last user message last_user_idx = None for i in range(len(self.conversation_history) - 1, -1, -1): if self.conversation_history[i].get("role") == "user": last_user_idx = i break if last_user_idx is None: print("(._.) No user message found to undo.") return # Count how many messages we're removing removed_count = len(self.conversation_history) - last_user_idx removed_msg = self.conversation_history[last_user_idx].get("content", "") # Truncate history to before the last user message self.conversation_history = self.conversation_history[:last_user_idx] print(f"(^_^)b Undid {removed_count} message(s). Removed: \"{removed_msg[:60]}{'...' if len(removed_msg) > 60 else ''}\"") remaining = len(self.conversation_history) print(f" {remaining} message(s) remaining in history.") def _run_curses_picker(self, title: str, items: list[str], default_index: int = 0) -> int | None: """Run curses_single_select via run_in_terminal so prompt_toolkit handles terminal ownership cleanly.""" import threading from hermes_cli.curses_ui import curses_single_select
result = [None]
def _pick(): result[0] = curses_single_select(title, items, default_index=default_index)
# run_in_terminal requires an asyncio event loop — only exists in the # main prompt_toolkit thread. If we're in a background thread (e.g. # process_loop), fall back to direct curses call. in_main_thread = threading.current_thread() is threading.main_thread()
if self._app and in_main_thread: from prompt_toolkit.application import run_in_terminal was_visible = self._status_bar_visible self._status_bar_visible = False self._app.invalidate() try: run_in_terminal(_pick) finally: self._status_bar_visible = was_visible self._app.invalidate() else: _pick()
return result[0]
def _prompt_text_input(self, prompt_text: str) -> str | None: """Prompt for free-text input safely inside or outside prompt_toolkit.""" result = [None]
def _ask(): try: result[0] = input(prompt_text).strip() or None except (KeyboardInterrupt, EOFError): pass
if self._app: from prompt_toolkit.application import run_in_terminal was_visible = self._status_bar_visible self._status_bar_visible = False self._app.invalidate() try: run_in_terminal(_ask) finally: self._status_bar_visible = was_visible self._app.invalidate() else: _ask() return result[0]
def _open_model_picker(self, providers: list, current_model: str, current_provider: str, user_provs=None, custom_provs=None) -> None: """Open prompt_toolkit-native /model picker modal.""" self._capture_modal_input_snapshot() default_idx = next((i for i, p in enumerate(providers) if p.get("is_current")), 0) self._model_picker_state = { "stage": "provider", "providers": providers, "selected": default_idx, "current_model": current_model, "current_provider": current_provider, "user_provs": user_provs, "custom_provs": custom_provs, } self._invalidate(min_interval=0.0)
def _close_model_picker(self) -> None: self._model_picker_state = None self._restore_modal_input_snapshot() self._invalidate(min_interval=0.0)
@staticmethod def _compute_model_picker_viewport( selected: int, scroll_offset: int, n: int, term_rows: int, reserved_below: int = 6, panel_chrome: int = 6, min_visible: int = 3, ) -> tuple[int, int]: """Resolve (scroll_offset, visible) for the /model picker viewport.
``reserved_below`` matches the approval / clarify panels — input area, status bar, and separators below the panel. ``panel_chrome`` covers this panel's own borders + blanks + hint row. The remaining rows hold the scrollable list, with the offset slid to keep ``selected`` on screen. """ max_visible = max(min_visible, term_rows - reserved_below - panel_chrome) if n <= max_visible: return 0, n visible = max_visible if selected < scroll_offset: scroll_offset = selected elif selected >= scroll_offset + visible: scroll_offset = selected - visible + 1 scroll_offset = max(0, min(scroll_offset, n - visible)) return scroll_offset, visible
def _apply_model_switch_result(self, result, persist_global: bool) -> None: if not result.success: _cprint(f" ✗ {result.error_message}") return
old_model = self.model self.model = result.new_model self.provider = result.target_provider self.requested_provider = result.target_provider if result.api_key: self.api_key = result.api_key self._explicit_api_key = result.api_key if result.base_url: self.base_url = result.base_url self._explicit_base_url = result.base_url if result.api_mode: self.api_mode = result.api_mode
if self.agent is not None: try: self.agent.switch_model( new_model=result.new_model, new_provider=result.target_provider, api_key=result.api_key, base_url=result.base_url, api_mode=result.api_mode, ) except Exception as exc: _cprint(f" ⚠ Agent swap failed ({exc}); change applied to next session.")
self._pending_model_switch_note = ( f"[Note: model was just switched from {old_model} to {result.new_model} " f"via {result.provider_label or result.target_provider}. " f"Adjust your self-identification accordingly.]" )
provider_label = result.provider_label or result.target_provider _cprint(f" ✓ Model switched: {result.new_model}") _cprint(f" Provider: {provider_label}")
# Context: always resolve via the provider-aware chain so Codex OAuth, # Copilot, and Nous-enforced caps win over the raw models.dev entry # (e.g. gpt-5.5 is 1.05M on openai but 272K on Codex OAuth). mi = result.model_info try: from hermes_cli.model_switch import resolve_display_context_length ctx = resolve_display_context_length( result.new_model, result.target_provider, base_url=result.base_url or self.base_url or "", api_key=result.api_key or self.api_key or "", model_info=mi, ) if ctx: _cprint(f" Context: {ctx:,} tokens") except Exception: pass if mi: if mi.max_output: _cprint(f" Max output: {mi.max_output:,} tokens") if mi.has_cost_data(): _cprint(f" Cost: {mi.format_cost()}") _cprint(f" Capabilities: {mi.format_capabilities()}")
cache_enabled = ( (base_url_host_matches(result.base_url or "", "openrouter.ai") and "claude" in result.new_model.lower()) or result.api_mode == "anthropic_messages" ) if cache_enabled: _cprint(" Prompt caching: enabled") if result.warning_message: _cprint(f" ⚠ {result.warning_message}") if persist_global: save_config_value("model.default", result.new_model) if result.provider_changed: save_config_value("model.provider", result.target_provider) _cprint(" Saved to config.yaml (--global)") else: _cprint(" (session only — add --global to persist)")
def _handle_model_picker_selection(self, persist_global: bool = False) -> None: state = self._model_picker_state if not state: return selected = state.get("selected", 0) stage = state.get("stage") if stage == "provider": providers = state.get("providers") or [] if selected >= len(providers): self._close_model_picker() return provider_data = providers[selected] # Use the curated model list from list_authenticated_providers() # (same lists as `hermes model` and gateway pickers). # Only fall back to the live provider catalog when the curated # list is empty (e.g. user-defined endpoints with no curated list). model_list = provider_data.get("models", []) if not model_list: try: from hermes_cli.models import provider_model_ids live = provider_model_ids(provider_data["slug"]) if live: model_list = live except Exception: pass state["stage"] = "model" state["provider_data"] = provider_data state["model_list"] = model_list state["selected"] = 0 self._invalidate(min_interval=0.0) return if stage == "model": provider_data = state.get("provider_data") or {} model_list = state.get("model_list") or [] back_idx = len(model_list) cancel_idx = len(model_list) + 1 if selected == back_idx: state["stage"] = "provider" state["selected"] = next((i for i, p in enumerate(state.get("providers") or []) if p.get("slug") == provider_data.get("slug")), 0) self._invalidate(min_interval=0.0) return if selected >= cancel_idx: self._close_model_picker() return if selected < len(model_list): from hermes_cli.model_switch import switch_model chosen_model = model_list[selected] result = switch_model( raw_input=chosen_model, current_provider=self.provider or "", current_model=self.model or "", current_base_url=self.base_url or "", current_api_key=self.api_key or "", is_global=persist_global, explicit_provider=provider_data.get("slug"), user_providers=state.get("user_provs"), custom_providers=state.get("custom_provs"), ) self._close_model_picker() self._apply_model_switch_result(result, persist_global) return self._close_model_picker()
def _handle_model_switch(self, cmd_original: str): """Handle /model command — switch model for this session.
Supports: /model — show current model + usage hints /model <name> — switch for this session only /model <name> --global — switch and persist to config.yaml /model <name> --provider <provider> — switch provider + model /model --provider <provider> — switch to provider, auto-detect model """ from hermes_cli.model_switch import switch_model, parse_model_flags, list_authenticated_providers from hermes_cli.providers import get_label
# Parse args from the original command parts = cmd_original.split(None, 1) # split off '/model' raw_args = parts[1].strip() if len(parts) > 1 else ""
# Parse --provider and --global flags model_input, explicit_provider, persist_global = parse_model_flags(raw_args)
# Load providers for switch_model (picker path needs them below) user_provs = None custom_provs = None try: from hermes_cli.config import get_compatible_custom_providers, load_config cfg = load_config() user_provs = cfg.get("providers") custom_provs = get_compatible_custom_providers(cfg) except Exception: pass
# No args at all: open prompt_toolkit-native picker modal if not model_input and not explicit_provider: model_display = self.model or "unknown" provider_display = get_label(self.provider) if self.provider else "unknown"
try: providers = list_authenticated_providers( current_provider=self.provider or "", current_base_url=self.base_url or "", current_model=self.model or "", user_providers=user_provs, custom_providers=custom_provs, max_models=50, ) except Exception: providers = []
if not providers: _cprint(" No authenticated providers found.") _cprint("") _cprint(" /model <name> switch model") _cprint(" /model --provider <slug> switch provider") return
self._open_model_picker( providers, model_display, provider_display, user_provs=user_provs, custom_provs=custom_provs, ) return
# Perform the switch result = switch_model( raw_input=model_input, current_provider=self.provider or "", current_model=self.model or "", current_base_url=self.base_url or "", current_api_key=self.api_key or "", is_global=persist_global, explicit_provider=explicit_provider, user_providers=user_provs, custom_providers=custom_provs, )
if not result.success: _cprint(f" ✗ {result.error_message}") return
# Apply to CLI state. # Update requested_provider so _ensure_runtime_credentials() doesn't # overwrite the switch on the next turn (it re-resolves from this). old_model = self.model self.model = result.new_model self.provider = result.target_provider self.requested_provider = result.target_provider if result.api_key: self.api_key = result.api_key self._explicit_api_key = result.api_key if result.base_url: self.base_url = result.base_url self._explicit_base_url = result.base_url if result.api_mode: self.api_mode = result.api_mode
# Apply to running agent (in-place swap) if self.agent is not None: try: self.agent.switch_model( new_model=result.new_model, new_provider=result.target_provider, api_key=result.api_key, base_url=result.base_url, api_mode=result.api_mode, ) except Exception as exc: _cprint(f" ⚠ Agent swap failed ({exc}); change applied to next session.")
# Store a note to prepend to the next user message so the model # knows a switch occurred (avoids injecting system messages mid-history # which breaks providers and prompt caching). self._pending_model_switch_note = ( f"[Note: model was just switched from {old_model} to {result.new_model} " f"via {result.provider_label or result.target_provider}. " f"Adjust your self-identification accordingly.]" )
# Display confirmation with full metadata provider_label = result.provider_label or result.target_provider _cprint(f" ✓ Model switched: {result.new_model}") _cprint(f" Provider: {provider_label}")
# Context: always resolve via the provider-aware chain so Codex OAuth, # Copilot, and Nous-enforced caps win over the raw models.dev entry # (e.g. gpt-5.5 is 1.05M on openai but 272K on Codex OAuth). mi = result.model_info from hermes_cli.model_switch import resolve_display_context_length ctx = resolve_display_context_length( result.new_model, result.target_provider, base_url=result.base_url or self.base_url or "", api_key=result.api_key or self.api_key or "", model_info=mi, ) if ctx: _cprint(f" Context: {ctx:,} tokens") if mi: if mi.max_output: _cprint(f" Max output: {mi.max_output:,} tokens") if mi.has_cost_data(): _cprint(f" Cost: {mi.format_cost()}") _cprint(f" Capabilities: {mi.format_capabilities()}")
# Cache notice cache_enabled = ( (base_url_host_matches(result.base_url or "", "openrouter.ai") and "claude" in result.new_model.lower()) or result.api_mode == "anthropic_messages" ) if cache_enabled: _cprint(" Prompt caching: enabled")
# Warning from validation if result.warning_message: _cprint(f" ⚠ {result.warning_message}")
# Persistence if persist_global: save_config_value("model.default", result.new_model) if result.provider_changed: save_config_value("model.provider", result.target_provider) _cprint(" Saved to config.yaml (--global)") else: _cprint(" (session only — add --global to persist)")
def _should_handle_model_command_inline(self, text: str, has_images: bool = False) -> bool: """Return True when /model should be handled immediately on the UI thread.""" if not text or has_images or not _looks_like_slash_command(text): return False try: from hermes_cli.commands import resolve_command base = text.split(None, 1)[0].lower().lstrip('/') cmd = resolve_command(base) return bool(cmd and cmd.name == "model") except Exception: return False
def _should_handle_steer_command_inline(self, text: str, has_images: bool = False) -> bool: """Return True when /steer should be dispatched immediately while the agent is running.
/steer MUST bypass the normal _pending_input → process_loop path when the agent is active, because process_loop is blocked inside self.chat() for the duration of the run. By the time the queued command is pulled from _pending_input, _agent_running has already flipped back to False, and process_command() takes the idle fallback — delivering the steer as a next-turn message instead of injecting it mid-run. Dispatching inline on the UI thread calls agent.steer() directly, which is thread-safe (uses _pending_steer_lock). """ if not text or has_images or not _looks_like_slash_command(text): return False if not getattr(self, "_agent_running", False): return False try: from hermes_cli.commands import resolve_command base = text.split(None, 1)[0].lower().lstrip('/') cmd = resolve_command(base) return bool(cmd and cmd.name == "steer") except Exception: return False
def _output_console(self): """Use prompt_toolkit-safe Rich rendering once the TUI is live.""" if getattr(self, "_app", None): return ChatConsole() return self.console
def _console_print(self, *args, **kwargs): """Print through the active command-safe console.""" self._output_console().print(*args, **kwargs)
@staticmethod def _resolve_personality_prompt(value) -> str: """Accept string or dict personality value; return system prompt string.""" if isinstance(value, dict): parts = [value.get("system_prompt", "")] if value.get("tone"): parts.append(f'Tone: {value["tone"]}' ) if value.get("style"): parts.append(f'Style: {value["style"]}' ) return "\n".join(p for p in parts if p) return str(value)
def _handle_gquota_command(self, cmd_original: str) -> None: """Show Google Gemini Code Assist quota usage for the current OAuth account.""" try: from agent.google_oauth import get_valid_access_token, GoogleOAuthError, load_credentials from agent.google_code_assist import retrieve_user_quota, CodeAssistError except ImportError as exc: self._console_print(f" [red]Gemini modules unavailable: {exc}[/]") return
try: access_token = get_valid_access_token() except GoogleOAuthError as exc: self._console_print(f" [yellow]{exc}[/]") self._console_print(" Run [bold]/model[/] and pick 'Google Gemini (OAuth)' to sign in.") return
creds = load_credentials() project_id = (creds.project_id if creds else "") or ""
try: buckets = retrieve_user_quota(access_token, project_id=project_id) except CodeAssistError as exc: self._console_print(f" [red]Quota lookup failed:[/] {exc}") return
if not buckets: self._console_print(" [dim]No quota buckets reported (account may be on legacy/unmetered tier).[/]") return
# Sort for stable display, group by model buckets.sort(key=lambda b: (b.model_id, b.token_type)) self._console_print() self._console_print(f" [bold]Gemini Code Assist quota[/] (project: {project_id or '(auto / free-tier)'})") self._console_print() for b in buckets: pct = max(0.0, min(1.0, b.remaining_fraction)) width = 20 filled = int(round(pct * width)) bar = "▓" * filled + "░" * (width - filled) pct_str = f"{int(pct * 100):3d}%" header = b.model_id if b.token_type: header += f" [{b.token_type}]" self._console_print(f" {header:40s} {bar} {pct_str}") self._console_print()
def _handle_personality_command(self, cmd: str): """Handle the /personality command to set predefined personalities.""" parts = cmd.split(maxsplit=1) if len(parts) > 1: # Set personality personality_name = parts[1].strip().lower() if personality_name in ("none", "default", "neutral"): self.system_prompt = "" self.agent = None # Force re-init if save_config_value("agent.system_prompt", ""): print("(^_^)b Personality cleared (saved to config)") else: print("(^_^) Personality cleared (session only)") print(" No personality overlay — using base agent behavior.") elif personality_name in self.personalities: self.system_prompt = self._resolve_personality_prompt(self.personalities[personality_name]) self.agent = None # Force re-init if save_config_value("agent.system_prompt", self.system_prompt): print(f"(^_^)b Personality set to '{personality_name}' (saved to config)") else: print(f"(^_^) Personality set to '{personality_name}' (session only)") print(f" \"{self.system_prompt[:60]}{'...' if len(self.system_prompt) > 60 else ''}\"") else: print(f"(._.) Unknown personality: {personality_name}") print(f" Available: none, {', '.join(self.personalities.keys())}") else: # Show available personalities print() print("+" + "-" * 50 + "+") print("|" + " " * 12 + "(^o^)/ Personalities" + " " * 15 + "|") print("+" + "-" * 50 + "+") print() print(f" {'none':<12} - (no personality overlay)") for name, prompt in self.personalities.items(): if isinstance(prompt, dict): preview = prompt.get("description") or prompt.get("system_prompt", "")[:50] else: preview = str(prompt)[:50] print(f" {name:<12} - {preview}") print() print(" Usage: /personality <name>") print() def _handle_cron_command(self, cmd: str): """Handle the /cron command to manage scheduled tasks.""" import shlex from tools.cronjob_tools import cronjob as cronjob_tool
def _cron_api(**kwargs): return json.loads(cronjob_tool(**kwargs))
def _normalize_skills(values): normalized = [] for value in values: text = str(value or "").strip() if text and text not in normalized: normalized.append(text) return normalized
def _parse_flags(tokens): opts = { "name": None, "deliver": None, "repeat": None, "skills": [], "add_skills": [], "remove_skills": [], "clear_skills": False, "all": False, "prompt": None, "schedule": None, "positionals": [], } i = 0 while i < len(tokens): token = tokens[i] if token == "--name" and i + 1 < len(tokens): opts["name"] = tokens[i + 1] i += 2 elif token == "--deliver" and i + 1 < len(tokens): opts["deliver"] = tokens[i + 1] i += 2 elif token == "--repeat" and i + 1 < len(tokens): try: opts["repeat"] = int(tokens[i + 1]) except ValueError: print("(._.) --repeat must be an integer") return None i += 2 elif token == "--skill" and i + 1 < len(tokens): opts["skills"].append(tokens[i + 1]) i += 2 elif token == "--add-skill" and i + 1 < len(tokens): opts["add_skills"].append(tokens[i + 1]) i += 2 elif token == "--remove-skill" and i + 1 < len(tokens): opts["remove_skills"].append(tokens[i + 1]) i += 2 elif token == "--clear-skills": opts["clear_skills"] = True i += 1 elif token == "--all": opts["all"] = True i += 1 elif token == "--prompt" and i + 1 < len(tokens): opts["prompt"] = tokens[i + 1] i += 2 elif token == "--schedule" and i + 1 < len(tokens): opts["schedule"] = tokens[i + 1] i += 2 else: opts["positionals"].append(token) i += 1 return opts
tokens = shlex.split(cmd)
if len(tokens) == 1: print() print("+" + "-" * 68 + "+") print("|" + " " * 22 + "(^_^) Scheduled Tasks" + " " * 23 + "|") print("+" + "-" * 68 + "+") print() print(" Commands:") print(" /cron list") print(' /cron add "every 2h" "Check server status" [--skill blogwatcher]') print(' /cron edit <job_id> --schedule "every 4h" --prompt "New task"') print(" /cron edit <job_id> --skill blogwatcher --skill maps") print(" /cron edit <job_id> --remove-skill blogwatcher") print(" /cron edit <job_id> --clear-skills") print(" /cron pause <job_id>") print(" /cron resume <job_id>") print(" /cron run <job_id>") print(" /cron remove <job_id>") print() result = _cron_api(action="list") jobs = result.get("jobs", []) if result.get("success") else [] if jobs: print(" Current Jobs:") print(" " + "-" * 63) for job in jobs: repeat_str = job.get("repeat", "?") print(f" {job['job_id'][:12]:<12} | {job['schedule']:<15} | {repeat_str:<8}") if job.get("skills"): print(f" Skills: {', '.join(job['skills'])}") print(f" {job.get('prompt_preview', '')}") if job.get("next_run_at"): print(f" Next: {job['next_run_at']}") print() else: print(" No scheduled jobs. Use '/cron add' to create one.") print() return
subcommand = tokens[1].lower() opts = _parse_flags(tokens[2:]) if opts is None: return
if subcommand == "list": result = _cron_api(action="list", include_disabled=opts["all"]) jobs = result.get("jobs", []) if result.get("success") else [] if not jobs: print("(._.) No scheduled jobs.") return
print() print("Scheduled Jobs:") print("-" * 80) for job in jobs: print(f" ID: {job['job_id']}") print(f" Name: {job['name']}") print(f" State: {job.get('state', '?')}") print(f" Schedule: {job['schedule']} ({job.get('repeat', '?')})") print(f" Next run: {job.get('next_run_at', 'N/A')}") if job.get("skills"): print(f" Skills: {', '.join(job['skills'])}") print(f" Prompt: {job.get('prompt_preview', '')}") if job.get("last_run_at"): print(f" Last run: {job['last_run_at']} ({job.get('last_status', '?')})") print() return
if subcommand in {"add", "create"}: positionals = opts["positionals"] if not positionals: print("(._.) Usage: /cron add <schedule> <prompt>") return schedule = opts["schedule"] or positionals[0] prompt = opts["prompt"] or " ".join(positionals[1:]) skills = _normalize_skills(opts["skills"]) if not prompt and not skills: print("(._.) Please provide a prompt or at least one skill") return result = _cron_api( action="create", schedule=schedule, prompt=prompt or None, name=opts["name"], deliver=opts["deliver"], repeat=opts["repeat"], skills=skills or None, ) if result.get("success"): print(f"(^_^)b Created job: {result['job_id']}") print(f" Schedule: {result['schedule']}") if result.get("skills"): print(f" Skills: {', '.join(result['skills'])}") print(f" Next run: {result['next_run_at']}") else: print(f"(x_x) Failed to create job: {result.get('error')}") return
if subcommand == "edit": positionals = opts["positionals"] if not positionals: print("(._.) Usage: /cron edit <job_id> [--schedule ...] [--prompt ...] [--skill ...]") return job_id = positionals[0] existing = get_job(job_id) if not existing: print(f"(._.) Job not found: {job_id}") return
final_skills = None replacement_skills = _normalize_skills(opts["skills"]) add_skills = _normalize_skills(opts["add_skills"]) remove_skills = set(_normalize_skills(opts["remove_skills"])) existing_skills = list(existing.get("skills") or ([] if not existing.get("skill") else [existing.get("skill")])) if opts["clear_skills"]: final_skills = [] elif replacement_skills: final_skills = replacement_skills elif add_skills or remove_skills: final_skills = [skill for skill in existing_skills if skill not in remove_skills] for skill in add_skills: if skill not in final_skills: final_skills.append(skill)
result = _cron_api( action="update", job_id=job_id, schedule=opts["schedule"], prompt=opts["prompt"], name=opts["name"], deliver=opts["deliver"], repeat=opts["repeat"], skills=final_skills, ) if result.get("success"): job = result["job"] print(f"(^_^)b Updated job: {job['job_id']}") print(f" Schedule: {job['schedule']}") if job.get("skills"): print(f" Skills: {', '.join(job['skills'])}") else: print(" Skills: none") else: print(f"(x_x) Failed to update job: {result.get('error')}") return
if subcommand in {"pause", "resume", "run", "remove", "rm", "delete"}: positionals = opts["positionals"] if not positionals: print(f"(._.) Usage: /cron {subcommand} <job_id>") return job_id = positionals[0] action = "remove" if subcommand in {"remove", "rm", "delete"} else subcommand result = _cron_api(action=action, job_id=job_id, reason="paused from /cron" if action == "pause" else None) if not result.get("success"): print(f"(x_x) Failed to {action} job: {result.get('error')}") return if action == "pause": print(f"(^_^)b Paused job: {result['job']['name']} ({job_id})") elif action == "resume": print(f"(^_^)b Resumed job: {result['job']['name']} ({job_id})") print(f" Next run: {result['job'].get('next_run_at')}") elif action == "run": print(f"(^_^)b Triggered job: {result['job']['name']} ({job_id})") print(" It will run on the next scheduler tick.") else: removed = result.get("removed_job", {}) print(f"(^_^)b Removed job: {removed.get('name', job_id)} ({job_id})") return
print(f"(._.) Unknown cron command: {subcommand}") print(" Available: list, add, edit, pause, resume, run, remove") def _handle_skills_command(self, cmd: str): """Handle /skills slash command — delegates to hermes_cli.skills_hub.""" from hermes_cli.skills_hub import handle_skills_slash handle_skills_slash(cmd, ChatConsole())
def _show_gateway_status(self): """Show status of the gateway and connected messaging platforms.""" from gateway.config import load_gateway_config, Platform print() print("+" + "-" * 60 + "+") print("|" + " " * 15 + "(✿◠‿◠) Gateway Status" + " " * 17 + "|") print("+" + "-" * 60 + "+") print() try: config = load_gateway_config() print(" Messaging Platform Configuration:") print(" " + "-" * 55) platform_status = { Platform.TELEGRAM: ("Telegram", "TELEGRAM_BOT_TOKEN"), Platform.DISCORD: ("Discord", "DISCORD_BOT_TOKEN"), Platform.SLACK: ("Slack", "SLACK_BOT_TOKEN"), Platform.WHATSAPP: ("WhatsApp", "WHATSAPP_ENABLED"), } for platform, (name, env_var) in platform_status.items(): pconfig = config.platforms.get(platform) if pconfig and pconfig.enabled: home = config.get_home_channel(platform) home_str = f" → {home.name}" if home else "" print(f" ✓ {name:<12} Enabled{home_str}") else: print(f" ○ {name:<12} Not configured ({env_var})") print() print(" Session Reset Policy:") print(" " + "-" * 55) policy = config.default_reset_policy print(f" Mode: {policy.mode}") print(f" Daily reset at: {policy.at_hour}:00") print(f" Idle timeout: {policy.idle_minutes} minutes") print() print(" To start the gateway:") print(" python cli.py --gateway") print() print(f" Configuration file: {display_hermes_home()}/config.yaml") print() except Exception as e: print(f" Error loading gateway config: {e}") print() print(" To configure the gateway:") print(" 1. Set environment variables:") print(" TELEGRAM_BOT_TOKEN=your_token") print(" DISCORD_BOT_TOKEN=your_token") print(f" 2. Or configure settings in {display_hermes_home()}/config.yaml") print() def process_command(self, command: str) -> bool: """ Process a slash command. Args: command: The command string (starting with /) Returns: bool: True to continue, False to exit """ # Lowercase only for dispatch matching; preserve original case for arguments cmd_lower = command.lower().strip() cmd_original = command.strip()
# Resolve aliases via central registry so adding an alias is a one-line # change in hermes_cli/commands.py instead of touching every dispatch site. from hermes_cli.commands import resolve_command as _resolve_cmd _base_word = cmd_lower.split()[0].lstrip("/") _cmd_def = _resolve_cmd(_base_word) canonical = _cmd_def.name if _cmd_def else _base_word if canonical in ("quit", "exit", "q"): return False elif canonical == "help": self.show_help() elif canonical == "profile": self._handle_profile_command() elif canonical == "tools": self._handle_tools_command(cmd_original) elif canonical == "toolsets": self.show_toolsets() elif canonical == "config": self.show_config() elif canonical == "redraw": # Manual recovery for terminal buffer drift from multiplexer # tab switches, subshell ``clear``, SSH window restores, etc. # See issue #8688 (cmux). Ctrl+L is bound to the same helper. self._force_full_redraw() _cprint(f" {_DIM}✓ UI redrawn{_RST}") elif canonical == "clear": self.new_session(silent=True) # Clear terminal screen. Inside the TUI, Rich's console.clear() # goes through patch_stdout's StdoutProxy which swallows the # screen-clear escape sequences. Use prompt_toolkit's output # object directly to actually clear the terminal. if self._app: out = self._app.output out.erase_screen() out.cursor_goto(0, 0) out.flush() else: self.console.clear() # Show fresh banner. Inside the TUI we must route Rich output # through ChatConsole (which uses prompt_toolkit's native ANSI # renderer) instead of self.console (which writes raw to stdout # and gets mangled by patch_stdout). if self._app: cc = ChatConsole() term_w = shutil.get_terminal_size().columns if self.compact or term_w < 80: cc.print(_build_compact_banner()) else: tools = get_tool_definitions(enabled_toolsets=self.enabled_toolsets, quiet_mode=True) cwd = os.getenv("TERMINAL_CWD", os.getcwd()) ctx_len = None if hasattr(self, 'agent') and self.agent and hasattr(self.agent, 'context_compressor'): ctx_len = self.agent.context_compressor.context_length build_welcome_banner( console=cc, model=self.model, cwd=cwd, tools=tools, enabled_toolsets=self.enabled_toolsets, session_id=self.session_id, context_length=ctx_len, ) _cprint(" ✨ (◕‿◕)✨ Fresh start! Screen cleared and conversation reset.\n") # Show a random tip on new session try: from hermes_cli.tips import get_random_tip _tip = get_random_tip() try: from hermes_cli.skin_engine import get_active_skin _tip_color = get_active_skin().get_color("banner_dim", "#B8860B") except Exception: _tip_color = "#B8860B" cc.print(f"[dim {_tip_color}]✦ Tip: {_tip}[/]") except Exception: pass else: self.show_banner() print(" ✨ (◕‿◕)✨ Fresh start! Screen cleared and conversation reset.\n") # Show a random tip on new session try: from hermes_cli.tips import get_random_tip _tip = get_random_tip() try: from hermes_cli.skin_engine import get_active_skin _tip_color = get_active_skin().get_color("banner_dim", "#B8860B") except Exception: _tip_color = "#B8860B" self._console_print(f"[dim {_tip_color}]✦ Tip: {_tip}[/]") except Exception: pass elif canonical == "history": self.show_history() elif canonical == "title": parts = cmd_original.split(maxsplit=1) if len(parts) > 1: raw_title = parts[1].strip() if raw_title: if self._session_db: # Sanitize the title early so feedback matches what gets stored try: from hermes_state import SessionDB new_title = SessionDB.sanitize_title(raw_title) except ValueError as e: _cprint(f" {e}") new_title = None if not new_title: _cprint(" Title is empty after cleanup. Please use printable characters.") elif self._session_db.get_session(self.session_id): # Session exists in DB — set title directly try: if self._session_db.set_session_title(self.session_id, new_title): _cprint(f" Session title set: {new_title}") else: _cprint(" Session not found in database.") except ValueError as e: _cprint(f" {e}") else: # Session not created yet — defer the title # Check uniqueness proactively with the sanitized title existing = self._session_db.get_session_by_title(new_title) if existing: _cprint(f" Title '{new_title}' is already in use by session {existing['id']}") else: self._pending_title = new_title _cprint(f" Session title queued: {new_title} (will be saved on first message)") else: _cprint(" Session database not available.") else: _cprint(" Usage: /title <your session title>") else: # Show current title and session ID if no argument given if self._session_db: _cprint(f" Session ID: {self.session_id}") session = self._session_db.get_session(self.session_id) if session and session.get("title"): _cprint(f" Title: {session['title']}") elif self._pending_title: _cprint(f" Title (pending): {self._pending_title}") else: _cprint(" No title set. Usage: /title <your session title>") else: _cprint(" Session database not available.") elif canonical == "new": self.new_session() elif canonical == "resume": self._handle_resume_command(cmd_original) elif canonical == "model": self._handle_model_switch(cmd_original) elif canonical == "gquota": self._handle_gquota_command(cmd_original)
elif canonical == "personality": # Use original case (handler lowercases the personality name itself) self._handle_personality_command(cmd_original) elif canonical == "retry": retry_msg = self.retry_last() if retry_msg and hasattr(self, '_pending_input'): # Re-queue the message so process_loop sends it to the agent self._pending_input.put(retry_msg) elif canonical == "undo": self.undo_last() elif canonical == "branch": self._handle_branch_command(cmd_original) elif canonical == "save": self.save_conversation() elif canonical == "cron": self._handle_cron_command(cmd_original) elif canonical == "skills": with self._busy_command(self._slow_command_status(cmd_original)): self._handle_skills_command(cmd_original) elif canonical == "platforms": self._show_gateway_status() elif canonical == "status": self._show_session_status() elif canonical == "statusbar": self._status_bar_visible = not self._status_bar_visible state = "visible" if self._status_bar_visible else "hidden" self._console_print(f" Status bar {state}") elif canonical == "verbose": self._toggle_verbose() elif canonical == "footer": self._handle_footer_command(cmd_original) elif canonical == "yolo": self._toggle_yolo() elif canonical == "reasoning": self._handle_reasoning_command(cmd_original) elif canonical == "fast": self._handle_fast_command(cmd_original) elif canonical == "compress": self._manual_compress(cmd_original) elif canonical == "usage": self._show_usage() elif canonical == "insights": self._show_insights(cmd_original) elif canonical == "copy": self._handle_copy_command(cmd_original) elif canonical == "debug": self._handle_debug_command() elif canonical == "paste": self._handle_paste_command() elif canonical == "image": self._handle_image_command(cmd_original) elif canonical == "reload": from hermes_cli.config import reload_env count = reload_env() print(f" Reloaded .env ({count} var(s) updated)") elif canonical == "reload-mcp": with self._busy_command(self._slow_command_status(cmd_original)): self._reload_mcp() elif canonical == "browser": self._handle_browser_command(cmd_original) elif canonical == "plugins": try: from hermes_cli.plugins import get_plugin_manager mgr = get_plugin_manager() plugins = mgr.list_plugins() if not plugins: print("No plugins installed.") print(f"Drop plugin directories into {display_hermes_home()}/plugins/ to get started.") else: print(f"Plugins ({len(plugins)}):") for p in plugins: status = "✓" if p["enabled"] else "✗" version = f" v{p['version']}" if p["version"] else "" tools = f"{p['tools']} tools" if p["tools"] else "" hooks = f"{p['hooks']} hooks" if p["hooks"] else "" commands = f"{p['commands']} commands" if p.get("commands") else "" parts = [x for x in [tools, hooks, commands] if x] detail = f" ({', '.join(parts)})" if parts else "" error = f" — {p['error']}" if p["error"] else "" print(f" {status} {p['name']}{version}{detail}{error}") except Exception as e: print(f"Plugin system error: {e}") elif canonical == "rollback": self._handle_rollback_command(cmd_original) elif canonical == "snapshot": self._handle_snapshot_command(cmd_original) elif canonical == "stop": self._handle_stop_command() elif canonical == "agents": self._handle_agents_command() elif canonical == "background": self._handle_background_command(cmd_original) elif canonical == "queue": # Extract prompt after "/queue " or "/q " parts = cmd_original.split(None, 1) payload = parts[1].strip() if len(parts) > 1 else "" if not payload: _cprint(" Usage: /queue <prompt>") else: self._pending_input.put(payload) if self._agent_running: _cprint(f" Queued for the next turn: {payload[:80]}{'...' if len(payload) > 80 else ''}") else: _cprint(f" Queued: {payload[:80]}{'...' if len(payload) > 80 else ''}") elif canonical == "steer": # Inject a message after the next tool call without interrupting. # If the agent is actively running, push the text into the agent's # pending_steer slot — the drain hook in _execute_tool_calls_* # will append it to the next tool result's content. If no agent # is running, fall back to queue semantics (same as /queue). parts = cmd_original.split(None, 1) payload = parts[1].strip() if len(parts) > 1 else "" if not payload: _cprint(" Usage: /steer <prompt>") elif self._agent_running and self.agent is not None and hasattr(self.agent, "steer"): try: accepted = self.agent.steer(payload) except Exception as exc: _cprint(f" Steer failed: {exc}") else: if accepted: _cprint(f" ⏩ Steer queued — arrives after the next tool call: {payload[:80]}{'...' if len(payload) > 80 else ''}") else: _cprint(" Steer rejected (empty payload).") else: # No active run — treat as a normal next-turn message. self._pending_input.put(payload) _cprint(f" No agent running; queued as next turn: {payload[:80]}{'...' if len(payload) > 80 else ''}") elif canonical == "skin": self._handle_skin_command(cmd_original) elif canonical == "voice": self._handle_voice_command(cmd_original) elif canonical == "busy": self._handle_busy_command(cmd_original) else: # Check for user-defined quick commands (bypass agent loop, no LLM call) base_cmd = cmd_lower.split()[0] quick_commands = self.config.get("quick_commands", {}) if base_cmd.lstrip("/") in quick_commands: qcmd = quick_commands[base_cmd.lstrip("/")] if qcmd.get("type") == "exec": import subprocess exec_cmd = qcmd.get("command", "") if exec_cmd: try: result = subprocess.run( exec_cmd, shell=True, capture_output=True, text=True, timeout=30 ) output = result.stdout.strip() or result.stderr.strip() if output: self._console_print(_rich_text_from_ansi(output)) else: self._console_print("[dim]Command returned no output[/]") except subprocess.TimeoutExpired: self._console_print("[bold red]Quick command timed out (30s)[/]") except Exception as e: self._console_print(f"[bold red]Quick command error: {e}[/]") else: self._console_print(f"[bold red]Quick command '{base_cmd}' has no command defined[/]") elif qcmd.get("type") == "alias": target = qcmd.get("target", "").strip() if target: target = target if target.startswith("/") else f"/{target}" user_args = cmd_original[len(base_cmd):].strip() aliased_command = f"{target} {user_args}".strip() return self.process_command(aliased_command) else: self._console_print(f"[bold red]Quick command '{base_cmd}' has no target defined[/]") else: self._console_print(f"[bold red]Quick command '{base_cmd}' has unsupported type (supported: 'exec', 'alias')[/]") # Check for plugin-registered slash commands elif base_cmd.lstrip("/") in _get_plugin_cmd_handler_names(): from hermes_cli.plugins import get_plugin_command_handler plugin_handler = get_plugin_command_handler(base_cmd.lstrip("/")) if plugin_handler: user_args = cmd_original[len(base_cmd):].strip() try: result = plugin_handler(user_args) if result: _cprint(str(result)) except Exception as e: _cprint(f"\033[1;31mPlugin command error: {e}{_RST}") # Check for skill slash commands (/gif-search, /axolotl, etc.) elif base_cmd in _skill_commands: user_instruction = cmd_original[len(base_cmd):].strip() msg = build_skill_invocation_message( base_cmd, user_instruction, task_id=self.session_id ) if msg: skill_name = _skill_commands[base_cmd]["name"] print(f"\n⚡ Loading skill: {skill_name}") if hasattr(self, '_pending_input'): self._pending_input.put(msg) else: ChatConsole().print(f"[bold red]Failed to load skill for {base_cmd}[/]") else: # Prefix matching: if input uniquely identifies one command, execute it. # Matches against both built-in COMMANDS and installed skill commands so # that execution-time resolution agrees with tab-completion. from hermes_cli.commands import COMMANDS typed_base = cmd_lower.split()[0] all_known = set(COMMANDS) | set(_skill_commands) matches = [c for c in all_known if c.startswith(typed_base)] if len(matches) > 1: # Prefer an exact match (typed the full command name) exact = [c for c in matches if c == typed_base] if len(exact) == 1: matches = exact else: # Prefer the unique shortest match: # /qui → /quit (5) wins over /quint-pipeline (15) min_len = min(len(c) for c in matches) shortest = [c for c in matches if len(c) == min_len] if len(shortest) == 1: matches = shortest if len(matches) == 1: # Expand the prefix to the full command name, preserving arguments. # Guard against redispatching the same token to avoid infinite # recursion when the expanded name still doesn't hit an exact branch # (e.g. /config with extra args that are not yet handled above). full_name = matches[0] if full_name == typed_base: # Already an exact token — no expansion possible; fall through _cprint(f"\033[1;31mUnknown command: {cmd_lower}{_RST}") _cprint(f"{_DIM}{_ACCENT}Type /help for available commands{_RST}") else: remainder = cmd_original.strip()[len(typed_base):] full_cmd = full_name + remainder return self.process_command(full_cmd) elif len(matches) > 1: _cprint(f"{_ACCENT}Ambiguous command: {cmd_lower}{_RST}") _cprint(f"{_DIM}Did you mean: {', '.join(sorted(matches))}?{_RST}") else: _cprint(f"\033[1;31mUnknown command: {cmd_lower}{_RST}") _cprint(f"{_DIM}{_ACCENT}Type /help for available commands{_RST}") return True def _handle_background_command(self, cmd: str): """Handle /background <prompt> — run a prompt in a separate background session.
Spawns a new AIAgent in a background thread with its own session. When it completes, prints the result to the CLI without modifying the active session's conversation history. """ parts = cmd.strip().split(maxsplit=1) if len(parts) < 2 or not parts[1].strip(): _cprint(" Usage: /background <prompt>") _cprint(" Example: /background Summarize the top HN stories today") _cprint(" The task runs in a separate session and results display here when done.") return
prompt = parts[1].strip() self._background_task_counter += 1 task_num = self._background_task_counter task_id = f"bg_{datetime.now().strftime('%H%M%S')}_{uuid.uuid4().hex[:6]}"
# Make sure we have valid credentials if not self._ensure_runtime_credentials(): _cprint(" (>_<) Cannot start background task: no valid credentials.") return
_cprint(f" 🔄 Background task #{task_num} started: \"{prompt[:60]}{'...' if len(prompt) > 60 else ''}\"") _cprint(f" Task ID: {task_id}") _cprint(" You can continue chatting — results will appear when done.\n")
turn_route = self._resolve_turn_agent_config(prompt)
def run_background(): set_sudo_password_callback(self._sudo_password_callback) set_approval_callback(self._approval_callback) try: set_secret_capture_callback(self._secret_capture_callback) except Exception: pass try: bg_agent = AIAgent( model=turn_route["model"], api_key=turn_route["runtime"].get("api_key"), base_url=turn_route["runtime"].get("base_url"), provider=turn_route["runtime"].get("provider"), api_mode=turn_route["runtime"].get("api_mode"), acp_command=turn_route["runtime"].get("command"), acp_args=turn_route["runtime"].get("args"), max_iterations=self.max_turns, enabled_toolsets=self.enabled_toolsets, quiet_mode=True, verbose_logging=False, session_id=task_id, platform="cli", session_db=self._session_db, reasoning_config=self.reasoning_config, service_tier=self.service_tier, request_overrides=turn_route.get("request_overrides"), providers_allowed=self._providers_only, providers_ignored=self._providers_ignore, providers_order=self._providers_order, provider_sort=self._provider_sort, provider_require_parameters=self._provider_require_params, provider_data_collection=self._provider_data_collection, fallback_model=self._fallback_model, ) # Silence raw spinner; route thinking through TUI widget when no foreground agent is active. bg_agent._print_fn = lambda *_a, **_kw: None
def _bg_thinking(text: str) -> None: # Concurrent bg tasks may race on _spinner_text; acceptable for best-effort UI. if not self._agent_running: self._spinner_text = text if self._app: self._app.invalidate()
bg_agent.thinking_callback = _bg_thinking
result = bg_agent.run_conversation( user_message=prompt, task_id=task_id, )
response = result.get("final_response", "") if result else "" if not response and result and result.get("error"): response = f"Error: {result['error']}"
# Display result in the CLI (thread-safe via patch_stdout). # Force a TUI refresh first so spinner/status bar don't overlap # with the output (fixes #2718). if self._app: self._app.invalidate() time.sleep(0.05) # brief pause for refresh print() ChatConsole().print(f"[{_accent_hex()}]{'─' * 40}[/]") _cprint(f" ✅ Background task #{task_num} complete") _cprint(f" Prompt: \"{prompt[:60]}{'...' if len(prompt) > 60 else ''}\"") ChatConsole().print(f"[{_accent_hex()}]{'─' * 40}[/]") if response: try: from hermes_cli.skin_engine import get_active_skin _skin = get_active_skin() label = _skin.get_branding("response_label", "⚕ Hermes") _resp_color = _skin.get_color("response_border", "#CD7F32") _resp_text = _skin.get_color("banner_text", "#FFF8DC") except Exception: label = "⚕ Hermes" _resp_color = "#CD7F32" _resp_text = "#FFF8DC"
_chat_console = ChatConsole() _chat_console.print(Panel( _render_final_assistant_content(response, mode=self.final_response_markdown), title=f"[{_resp_color} bold]{label} (background #{task_num})[/]", title_align="left", border_style=_resp_color, style=_resp_text, box=rich_box.HORIZONTALS, padding=(1, 4), )) else: _cprint(" (No response generated)")
# Play bell if enabled if self.bell_on_complete: sys.stdout.write("\a") sys.stdout.flush()
except Exception as e: # Same TUI refresh pattern as success path (#2718) if self._app: self._app.invalidate() time.sleep(0.05) print() _cprint(f" ❌ Background task #{task_num} failed: {e}") finally: try: set_sudo_password_callback(None) set_approval_callback(None) set_secret_capture_callback(None) except Exception: pass self._background_tasks.pop(task_id, None) # Clear spinner only if no foreground agent owns it if not self._agent_running: self._spinner_text = "" if self._app: self._invalidate(min_interval=0)
thread = threading.Thread(target=run_background, daemon=True, name=f"bg-task-{task_id}") self._background_tasks[task_id] = thread thread.start()
@staticmethod def _try_launch_chrome_debug(port: int, system: str) -> bool: """Try to launch Chrome/Chromium with remote debugging enabled.
Uses a dedicated user-data-dir so the debug instance doesn't conflict with an already-running Chrome using the default profile.
Returns True if a launch command was executed (doesn't guarantee success). """ import subprocess as _sp
candidates = _get_chrome_debug_candidates(system)
if not candidates: return False
# Dedicated profile dir so debug Chrome won't collide with normal Chrome data_dir = str(_hermes_home / "chrome-debug") os.makedirs(data_dir, exist_ok=True)
chrome = candidates[0] try: _sp.Popen( [ chrome, f"--remote-debugging-port={port}", f"--user-data-dir={data_dir}", "--no-first-run", "--no-default-browser-check", ], stdout=_sp.DEVNULL, stderr=_sp.DEVNULL, start_new_session=True, # detach from terminal ) return True except Exception: return False
def _handle_browser_command(self, cmd: str): """Handle /browser connect|disconnect|status — manage live Chrome CDP connection.""" import platform as _plat
parts = cmd.strip().split(None, 1) sub = parts[1].lower().strip() if len(parts) > 1 else "status"
_DEFAULT_CDP = "http://127.0.0.1:9222" current = os.environ.get("BROWSER_CDP_URL", "").strip()
if sub.startswith("connect"): # Optionally accept a custom CDP URL: /browser connect ws://host:port connect_parts = cmd.strip().split(None, 2) # ["/browser", "connect", "ws://..."] cdp_url = connect_parts[2].strip() if len(connect_parts) > 2 else _DEFAULT_CDP
# Clear any existing browser sessions so the next tool call uses the new backend try: from tools.browser_tool import cleanup_all_browsers cleanup_all_browsers() except Exception: pass
print()
# Extract port for connectivity checks _port = 9222 try: _port = int(cdp_url.rsplit(":", 1)[-1].split("/")[0]) except (ValueError, IndexError): pass
# Check if Chrome is already listening on the debug port import socket _already_open = False try: s = socket.socket(socket.AF_INET, socket.SOCK_STREAM) s.settimeout(1) s.connect(("127.0.0.1", _port)) s.close() _already_open = True except (OSError, socket.timeout): pass
if _already_open: print(f" ✓ Chrome is already listening on port {_port}") elif cdp_url == _DEFAULT_CDP: # Try to auto-launch Chrome with remote debugging print(" Chrome isn't running with remote debugging — attempting to launch...") _launched = self._try_launch_chrome_debug(_port, _plat.system()) if _launched: # Wait for the port to come up for _wait in range(10): try: s = socket.socket(socket.AF_INET, socket.SOCK_STREAM) s.settimeout(1) s.connect(("127.0.0.1", _port)) s.close() _already_open = True break except (OSError, socket.timeout): time.sleep(0.5) if _already_open: print(f" ✓ Chrome launched and listening on port {_port}") else: print(f" ⚠ Chrome launched but port {_port} isn't responding yet") print(" Try again in a few seconds — the debug instance may still be starting") else: print(" ⚠ Could not auto-launch Chrome") # Show manual instructions as fallback _data_dir = str(_hermes_home / "chrome-debug") sys_name = _plat.system() if sys_name == "Darwin": chrome_cmd = ( 'open -a "Google Chrome" --args' f" --remote-debugging-port=9222" f' --user-data-dir="{_data_dir}"' " --no-first-run --no-default-browser-check" ) elif sys_name == "Windows": chrome_cmd = ( f'chrome.exe --remote-debugging-port=9222' f' --user-data-dir="{_data_dir}"' f" --no-first-run --no-default-browser-check" ) else: chrome_cmd = ( f"google-chrome --remote-debugging-port=9222" f' --user-data-dir="{_data_dir}"' f" --no-first-run --no-default-browser-check" ) print(f" Launch Chrome manually:") print(f" {chrome_cmd}") else: print(f" ⚠ Port {_port} is not reachable at {cdp_url}")
os.environ["BROWSER_CDP_URL"] = cdp_url # Eagerly start the CDP supervisor so pending_dialogs + frame_tree # show up in the next browser_snapshot. No-op if already started. try: from tools.browser_tool import _ensure_cdp_supervisor # type: ignore[import-not-found] _ensure_cdp_supervisor("default") except Exception: pass print() print("🌐 Browser connected to live Chrome via CDP") print(f" Endpoint: {cdp_url}") print()
# Inject context message so the model knows if hasattr(self, '_pending_input'): self._pending_input.put( "[System note: The user has connected your browser tools to their live Chrome browser " "via Chrome DevTools Protocol. Your browser_navigate, browser_snapshot, browser_click, " "and other browser tools now control their real browser — including any pages they have " "open, logged-in sessions, and cookies. They likely opened specific sites or logged into " "services before connecting. Please await their instruction before attempting to operate " "the browser. When you do act, be mindful that your actions affect their real browser — " "don't close tabs or navigate away from pages without asking.]" )
elif sub == "disconnect": if current: os.environ.pop("BROWSER_CDP_URL", None) try: from tools.browser_tool import cleanup_all_browsers, _stop_cdp_supervisor _stop_cdp_supervisor("default") cleanup_all_browsers() except Exception: pass print() print("🌐 Browser disconnected from live Chrome") print(" Browser tools reverted to default mode (local headless or cloud provider)") print()
if hasattr(self, '_pending_input'): self._pending_input.put( "[System note: The user has disconnected the browser tools from their live Chrome. " "Browser tools are back to default mode (headless local browser or cloud provider).]" ) else: print() print("Browser is not connected to live Chrome (already using default mode)") print()
elif sub == "status": print() if current: print("🌐 Browser: connected to live Chrome via CDP") print(f" Endpoint: {current}")
_port = 9222 try: _port = int(current.rsplit(":", 1)[-1].split("/")[0]) except (ValueError, IndexError): pass try: import socket s = socket.socket(socket.AF_INET, socket.SOCK_STREAM) s.settimeout(1) s.connect(("127.0.0.1", _port)) s.close() print(" Status: ✓ reachable") except (OSError, Exception): print(" Status: ⚠ not reachable (Chrome may not be running)") else: try: from tools.browser_tool import _get_cloud_provider provider = _get_cloud_provider() except Exception: provider = None
if provider is not None: print(f"🌐 Browser: {provider.provider_name()} (cloud)") else: print("🌐 Browser: local headless Chromium (agent-browser)") print() print(" /browser connect — connect to your live Chrome") print(" /browser disconnect — revert to default") print()
else: print() print("Usage: /browser connect|disconnect|status") print() print(" connect Connect browser tools to your live Chrome session") print(" disconnect Revert to default browser backend") print(" status Show current browser mode") print()
def _handle_skin_command(self, cmd: str): """Handle /skin [name] — show or change the display skin.""" try: from hermes_cli.skin_engine import list_skins, set_active_skin, get_active_skin_name except ImportError: print("Skin engine not available.") return
parts = cmd.strip().split(maxsplit=1) if len(parts) < 2 or not parts[1].strip(): # Show current skin and list available current = get_active_skin_name() skins = list_skins() print(f"\n Current skin: {current}") print(" Available skins:") for s in skins: marker = " ●" if s["name"] == current else " " source = f" ({s['source']})" if s["source"] == "user" else "" print(f" {marker} {s['name']}{source} — {s['description']}") print("\n Usage: /skin <name>") print(f" Custom skins: drop a YAML file in {display_hermes_home()}/skins/\n") return
new_skin = parts[1].strip().lower() available = {s["name"] for s in list_skins()} if new_skin not in available: print(f" Unknown skin: {new_skin}") print(f" Available: {', '.join(sorted(available))}") return
set_active_skin(new_skin) _ACCENT.reset() # Re-resolve ANSI color for the new skin _DIM.reset() # Re-resolve dim/secondary ANSI color for the new skin if save_config_value("display.skin", new_skin): print(f" Skin set to: {new_skin} (saved)") else: print(f" Skin set to: {new_skin}") print(" Note: banner colors will update on next session start.") if self._apply_tui_skin_style(): print(" Prompt + TUI colors updated.")
def _handle_footer_command(self, cmd_original: str) -> None: """Toggle or inspect ``display.runtime_footer.enabled`` from the CLI.
Usage: /footer → toggle /footer on|off → explicit /footer status → show current state """ from hermes_cli.config import load_config from hermes_cli.colors import Colors as _Colors
# Parse arg arg = "" try: parts = (cmd_original or "").strip().split(None, 1) if len(parts) > 1: arg = parts[1].strip().lower() except Exception: arg = ""
cfg = load_config() or {} footer_cfg = ((cfg.get("display") or {}).get("runtime_footer") or {}) current = bool(footer_cfg.get("enabled", False)) fields = footer_cfg.get("fields") or ["model", "context_pct", "cwd"]
if arg in ("status", "?"): state = "ON" if current else "OFF" _cprint( f" {_Colors.BOLD}Runtime footer:{_Colors.RESET} {state}\n" f" Fields: {', '.join(fields)}" ) return
if arg in ("on", "enable", "true", "1"): new_state = True elif arg in ("off", "disable", "false", "0"): new_state = False elif arg == "": new_state = not current else: _cprint(" Usage: /footer [on|off|status]") return
if save_config_value("display.runtime_footer.enabled", new_state): state = ( f"{_Colors.GREEN}ON{_Colors.RESET}" if new_state else f"{_Colors.DIM}OFF{_Colors.RESET}" ) _cprint(f" Runtime footer: {state}") else: _cprint(" Failed to save runtime_footer setting to config.yaml")
def _toggle_verbose(self): """Cycle tool progress mode: off → new → all → verbose → off.""" cycle = ["off", "new", "all", "verbose"] try: idx = cycle.index(self.tool_progress_mode) except ValueError: idx = 2 # default to "all" self.tool_progress_mode = cycle[(idx + 1) % len(cycle)] self.verbose = self.tool_progress_mode == "verbose"
if self.agent: self.agent.verbose_logging = self.verbose self.agent.quiet_mode = not self.verbose self.agent.reasoning_callback = self._current_reasoning_callback()
# Use raw ANSI codes via _cprint so the output is routed through # prompt_toolkit's renderer. self.console.print() with Rich markup # writes directly to stdout which patch_stdout's StdoutProxy mangles # into garbled sequences like '?[33mTool progress: NEW?[0m' (#2262). from hermes_cli.colors import Colors as _Colors labels = { "off": f"{_Colors.DIM}Tool progress: OFF{_Colors.RESET} — silent mode, just the final response.", "new": f"{_Colors.YELLOW}Tool progress: NEW{_Colors.RESET} — show each new tool (skip repeats).", "all": f"{_Colors.GREEN}Tool progress: ALL{_Colors.RESET} — show every tool call.", "verbose": f"{_Colors.BOLD}{_Colors.GREEN}Tool progress: VERBOSE{_Colors.RESET} — full args, results, think blocks, and debug logs.", } _cprint(labels.get(self.tool_progress_mode, ""))
def _toggle_yolo(self): """Toggle YOLO mode — skip all dangerous command approval prompts.""" import os from hermes_cli.colors import Colors as _Colors
current = bool(os.environ.get("HERMES_YOLO_MODE")) if current: os.environ.pop("HERMES_YOLO_MODE", None) _cprint( f" ⚠ YOLO mode {_Colors.BOLD}{_Colors.RED}OFF{_Colors.RESET}" " — dangerous commands will require approval." ) else: os.environ["HERMES_YOLO_MODE"] = "1" _cprint( f" ⚡ YOLO mode {_Colors.BOLD}{_Colors.GREEN}ON{_Colors.RESET}" " — all commands auto-approved. Use with caution." )
def _handle_reasoning_command(self, cmd: str): """Handle /reasoning — manage effort level and display toggle.
Usage: /reasoning Show current effort level and display state /reasoning <level> Set reasoning effort (none, minimal, low, medium, high, xhigh) /reasoning show|on Show model thinking/reasoning in output /reasoning hide|off Hide model thinking/reasoning from output """ parts = cmd.strip().split(maxsplit=1)
if len(parts) < 2: # Show current state rc = self.reasoning_config if rc is None: level = "medium (default)" elif rc.get("enabled") is False: level = "none (disabled)" else: level = rc.get("effort", "medium") display_state = "on ✓" if self.show_reasoning else "off" _cprint(f" {_ACCENT}Reasoning effort: {level}{_RST}") _cprint(f" {_ACCENT}Reasoning display: {display_state}{_RST}") _cprint(f" {_DIM}Usage: /reasoning <none|minimal|low|medium|high|xhigh|show|hide>{_RST}") return
arg = parts[1].strip().lower()
# Display toggle if arg in ("show", "on"): self.show_reasoning = True if self.agent: self.agent.reasoning_callback = self._current_reasoning_callback() save_config_value("display.show_reasoning", True) _cprint(f" {_ACCENT}✓ Reasoning display: ON (saved){_RST}") _cprint(f" {_DIM} Model thinking will be shown during and after each response.{_RST}") return if arg in ("hide", "off"): self.show_reasoning = False if self.agent: self.agent.reasoning_callback = self._current_reasoning_callback() save_config_value("display.show_reasoning", False) _cprint(f" {_ACCENT}✓ Reasoning display: OFF (saved){_RST}") return
# Effort level change parsed = _parse_reasoning_config(arg) if parsed is None: _cprint(f" {_DIM}(._.) Unknown argument: {arg}{_RST}") _cprint(f" {_DIM}Valid levels: none, minimal, low, medium, high, xhigh{_RST}") _cprint(f" {_DIM}Display: show, hide{_RST}") return
self.reasoning_config = parsed self.agent = None # Force agent re-init with new reasoning config
if save_config_value("agent.reasoning_effort", arg): _cprint(f" {_ACCENT}✓ Reasoning effort set to '{arg}' (saved to config){_RST}") else: _cprint(f" {_ACCENT}✓ Reasoning effort set to '{arg}' (session only){_RST}")
def _handle_busy_command(self, cmd: str): """Handle /busy — control what Enter does while Hermes is working.
Usage: /busy Show current busy input mode /busy status Show current busy input mode /busy queue Queue input for the next turn instead of interrupting /busy steer Inject Enter mid-run via /steer (after next tool call) /busy interrupt Interrupt the current run on Enter (default) """ parts = cmd.strip().split(maxsplit=1) if len(parts) < 2 or parts[1].strip().lower() == "status": _cprint(f" {_ACCENT}Busy input mode: {self.busy_input_mode}{_RST}") if self.busy_input_mode == "queue": _behavior = "queues for next turn" elif self.busy_input_mode == "steer": _behavior = "steers into current run (after next tool call)" else: _behavior = "interrupts current run" _cprint(f" {_DIM}Enter while busy: {_behavior}{_RST}") _cprint(f" {_DIM}Usage: /busy [queue|steer|interrupt|status]{_RST}") return
arg = parts[1].strip().lower() if arg not in {"queue", "interrupt", "steer"}: _cprint(f" {_DIM}(._.) Unknown argument: {arg}{_RST}") _cprint(f" {_DIM}Usage: /busy [queue|steer|interrupt|status]{_RST}") return
self.busy_input_mode = arg if save_config_value("display.busy_input_mode", arg): if arg == "queue": behavior = "Enter will queue follow-up input while Hermes is busy." elif arg == "steer": behavior = "Enter will steer your message into the current run (after the next tool call)." else: behavior = "Enter will interrupt the current run while Hermes is busy." _cprint(f" {_ACCENT}✓ Busy input mode set to '{arg}' (saved to config){_RST}") _cprint(f" {_DIM}{behavior}{_RST}") else: _cprint(f" {_ACCENT}✓ Busy input mode set to '{arg}' (session only){_RST}")
def _handle_fast_command(self, cmd: str): """Handle /fast — toggle fast mode (OpenAI Priority Processing / Anthropic Fast Mode).""" if not self._fast_command_available(): _cprint(" (._.) /fast is only available for models that support fast mode (OpenAI Priority Processing or Anthropic Fast Mode).") return
# Determine the branding for the current model try: from hermes_cli.models import _is_anthropic_fast_model agent = getattr(self, "agent", None) model = getattr(agent, "model", None) or getattr(self, "model", None) feature_name = "Anthropic Fast Mode" if _is_anthropic_fast_model(model) else "Priority Processing" except Exception: feature_name = "Fast mode"
parts = cmd.strip().split(maxsplit=1) if len(parts) < 2 or parts[1].strip().lower() == "status": status = "fast" if self.service_tier == "priority" else "normal" _cprint(f" {_ACCENT}{feature_name}: {status}{_RST}") _cprint(f" {_DIM}Usage: /fast [normal|fast|status]{_RST}") return
arg = parts[1].strip().lower()
if arg in {"fast", "on"}: self.service_tier = "priority" saved_value = "fast" label = "FAST" elif arg in {"normal", "off"}: self.service_tier = None saved_value = "normal" label = "NORMAL" else: _cprint(f" {_DIM}(._.) Unknown argument: {arg}{_RST}") _cprint(f" {_DIM}Usage: /fast [normal|fast|status]{_RST}") return
self.agent = None # Force agent re-init with new service-tier config if save_config_value("agent.service_tier", saved_value): _cprint(f" {_ACCENT}✓ {feature_name} set to {label} (saved to config){_RST}") else: _cprint(f" {_ACCENT}✓ {feature_name} set to {label} (session only){_RST}")
def _on_reasoning(self, reasoning_text: str): """Callback for intermediate reasoning display during tool-call loops.""" if not reasoning_text: return self._reasoning_preview_buf = getattr(self, "_reasoning_preview_buf", "") + reasoning_text self._flush_reasoning_preview(force=False)
def _manual_compress(self, cmd_original: str = ""): """Manually trigger context compression on the current conversation.
Accepts an optional focus topic: ``/compress <focus>`` guides the summariser to preserve information related to *focus* while being more aggressive about discarding everything else. Inspired by Claude Code's ``/compact <focus>`` feature. """ if not self.conversation_history or len(self.conversation_history) < 4: print("(._.) Not enough conversation to compress (need at least 4 messages).") return
if not self.agent: print("(._.) No active agent -- send a message first.") return
if not self.agent.compression_enabled: print("(._.) Compression is disabled in config.") return
# Extract optional focus topic from the command (e.g. "/compress database schema") focus_topic = "" if cmd_original: parts = cmd_original.strip().split(None, 1) if len(parts) > 1: focus_topic = parts[1].strip()
original_count = len(self.conversation_history) with self._busy_command("Compressing context..."): try: from agent.model_metadata import estimate_messages_tokens_rough from agent.manual_compression_feedback import summarize_manual_compression original_history = list(self.conversation_history) approx_tokens = estimate_messages_tokens_rough(original_history) if focus_topic: print(f"🗜️ Compressing {original_count} messages (~{approx_tokens:,} tokens), " f"focus: \"{focus_topic}\"...") else: print(f"🗜️ Compressing {original_count} messages (~{approx_tokens:,} tokens)...")
# Pass None as system_message so _compress_context rebuilds # the system prompt from scratch via _build_system_prompt(None). # Passing _cached_system_prompt caused duplication because # _build_system_prompt appends system_message to prompt_parts # which already contain the agent identity — resulting in the # identity block appearing twice (issue #15281). compressed, _ = self.agent._compress_context( original_history, None, approx_tokens=approx_tokens, focus_topic=focus_topic or None, ) self.conversation_history = compressed # _compress_context ends the old session and creates a new child # session on the agent (run_agent.py::_compress_context). Sync the # CLI's session_id so /status, /resume, exit summary, and title # generation all point at the live continuation session, not the # ended parent. Without this, subsequent end_session() calls target # the already-closed parent and the child is orphaned. if ( getattr(self.agent, "session_id", None) and self.agent.session_id != self.session_id ): self.session_id = self.agent.session_id self._pending_title = None new_tokens = estimate_messages_tokens_rough(self.conversation_history) summary = summarize_manual_compression( original_history, self.conversation_history, approx_tokens, new_tokens, ) icon = "🗜️" if summary["noop"] else "✅" print(f" {icon} {summary['headline']}") print(f" {summary['token_line']}") if summary["note"]: print(f" {summary['note']}")
except Exception as e: print(f" ❌ Compression failed: {e}")
def _handle_debug_command(self): """Handle /debug — upload debug report + logs and print paste URLs.""" from hermes_cli.debug import run_debug_share from types import SimpleNamespace
args = SimpleNamespace(lines=200, expire=7, local=False) run_debug_share(args)
def _show_usage(self): """Show rate limits (if available) and session token usage.""" if not self.agent: print("(._.) No active agent -- send a message first.") return
agent = self.agent calls = agent.session_api_calls
if calls == 0: print("(._.) No API calls made yet in this session.") return
# ── Rate limits (shown first when available) ──────────────── rl_state = agent.get_rate_limit_state() if rl_state and rl_state.has_data: from agent.rate_limit_tracker import format_rate_limit_display print() print(format_rate_limit_display(rl_state)) print()
# ── Session token usage ───────────────────────────────────── input_tokens = getattr(agent, "session_input_tokens", 0) or 0 output_tokens = getattr(agent, "session_output_tokens", 0) or 0 cache_read_tokens = getattr(agent, "session_cache_read_tokens", 0) or 0 cache_write_tokens = getattr(agent, "session_cache_write_tokens", 0) or 0 prompt = agent.session_prompt_tokens completion = agent.session_completion_tokens total = agent.session_total_tokens
compressor = agent.context_compressor last_prompt = compressor.last_prompt_tokens ctx_len = compressor.context_length pct = min(100, (last_prompt / ctx_len * 100)) if ctx_len else 0 compressions = compressor.compression_count
msg_count = len(self.conversation_history) cost_result = estimate_usage_cost( agent.model, CanonicalUsage( input_tokens=input_tokens, output_tokens=output_tokens, cache_read_tokens=cache_read_tokens, cache_write_tokens=cache_write_tokens, ), provider=getattr(agent, "provider", None), base_url=getattr(agent, "base_url", None), ) elapsed = format_duration_compact((datetime.now() - self.session_start).total_seconds())
print(" 📊 Session Token Usage") print(f" {'─' * 40}") print(f" Model: {agent.model}") print(f" Input tokens: {input_tokens:>10,}") print(f" Cache read tokens: {cache_read_tokens:>10,}") print(f" Cache write tokens: {cache_write_tokens:>10,}") print(f" Output tokens: {output_tokens:>10,}") print(f" Prompt tokens (total): {prompt:>10,}") print(f" Completion tokens: {completion:>10,}") print(f" Total tokens: {total:>10,}") print(f" API calls: {calls:>10,}") print(f" Session duration: {elapsed:>10}") print(f" Cost status: {cost_result.status:>10}") print(f" Cost source: {cost_result.source:>10}") if cost_result.amount_usd is not None: prefix = "~" if cost_result.status == "estimated" else "" print(f" Total cost: {prefix}${float(cost_result.amount_usd):>10.4f}") elif cost_result.status == "included": print(f" Total cost: {'included':>10}") else: print(f" Total cost: {'n/a':>10}") print(f" {'─' * 40}") print(f" Current context: {last_prompt:,} / {ctx_len:,} ({pct:.0f}%)") print(f" Messages: {msg_count}") print(f" Compressions: {compressions}") if cost_result.status == "unknown": print(f" Note: Pricing unknown for {agent.model}")
# Account limits -- fetched off-thread with a hard timeout so slow # provider APIs don't hang the prompt. provider = getattr(agent, "provider", None) or getattr(self, "provider", None) base_url = getattr(agent, "base_url", None) or getattr(self, "base_url", None) api_key = getattr(agent, "api_key", None) or getattr(self, "api_key", None) # Lazy import — pulls the OpenAI SDK chain, only needed here. from agent.account_usage import fetch_account_usage, render_account_usage_lines account_snapshot = None if provider: with concurrent.futures.ThreadPoolExecutor(max_workers=1) as _pool: try: account_snapshot = _pool.submit( fetch_account_usage, provider, base_url=base_url, api_key=api_key, ).result(timeout=10.0) except (concurrent.futures.TimeoutError, Exception): account_snapshot = None account_lines = [f" {line}" for line in render_account_usage_lines(account_snapshot)] if account_lines: print() for line in account_lines: print(line)
if self.verbose: logging.getLogger().setLevel(logging.DEBUG) for noisy in ('openai', 'openai._base_client', 'httpx', 'httpcore', 'asyncio', 'hpack', 'grpc', 'modal'): logging.getLogger(noisy).setLevel(logging.WARNING) else: logging.getLogger().setLevel(logging.INFO) for quiet_logger in ('tools', 'run_agent', 'trajectory_compressor', 'cron', 'hermes_cli'): logging.getLogger(quiet_logger).setLevel(logging.ERROR)
def _show_insights(self, command: str = "/insights"): """Show usage insights and analytics from session history.""" # Parse optional --days flag parts = command.split() days = 30 source = None i = 1 while i < len(parts): if parts[i] == "--days" and i + 1 < len(parts): try: days = int(parts[i + 1]) except ValueError: print(f" Invalid --days value: {parts[i + 1]}") return i += 2 elif parts[i] == "--source" and i + 1 < len(parts): source = parts[i + 1] i += 2 else: i += 1
try: from hermes_state import SessionDB from agent.insights import InsightsEngine
db = SessionDB() engine = InsightsEngine(db) report = engine.generate(days=days, source=source) print(engine.format_terminal(report)) db.close() except Exception as e: print(f" Error generating insights: {e}")
def _check_config_mcp_changes(self) -> None: """Detect mcp_servers changes in config.yaml and auto-reload MCP connections.
Called from process_loop every CONFIG_WATCH_INTERVAL seconds. Compares config.yaml mtime + mcp_servers section against the last known state. When a change is detected, triggers _reload_mcp() and informs the user so they know the tool list has been refreshed. """ import yaml as _yaml
CONFIG_WATCH_INTERVAL = 5.0 # seconds between config.yaml stat() calls
now = time.monotonic() if now - self._last_config_check < CONFIG_WATCH_INTERVAL: return self._last_config_check = now
from hermes_cli.config import get_config_path as _get_config_path cfg_path = _get_config_path() if not cfg_path.exists(): return
try: mtime = cfg_path.stat().st_mtime except OSError: return
if mtime == self._config_mtime: return # File unchanged — fast path
# File changed — check whether mcp_servers section changed self._config_mtime = mtime try: with open(cfg_path, encoding="utf-8") as f: new_cfg = _yaml.safe_load(f) or {} except Exception: return
new_mcp = new_cfg.get("mcp_servers") or {} if new_mcp == self._config_mcp_servers: return # mcp_servers unchanged (some other section was edited)
self._config_mcp_servers = new_mcp # Notify user and reload. Run in a separate thread with a hard # timeout so a hung MCP server cannot block the process_loop # indefinitely (which would freeze the entire TUI). print() print("🔄 MCP server config changed — reloading connections...") _reload_thread = threading.Thread( target=self._reload_mcp, daemon=True ) _reload_thread.start() _reload_thread.join(timeout=30) if _reload_thread.is_alive(): print(" ⚠️ MCP reload timed out (30s). Some servers may not have reconnected.")
def _reload_mcp(self): """Reload MCP servers: disconnect all, re-read config.yaml, reconnect.
After reconnecting, refreshes the agent's tool list so the model sees the updated tools on the next turn. """ try: from tools.mcp_tool import shutdown_mcp_servers, discover_mcp_tools, _servers, _lock
# Capture old server names with _lock: old_servers = set(_servers.keys())
if not self._command_running: print("🔄 Reloading MCP servers...")
# Shutdown existing connections shutdown_mcp_servers()
# Reconnect (reads config.yaml fresh) new_tools = discover_mcp_tools()
# Compute what changed with _lock: connected_servers = set(_servers.keys())
added = connected_servers - old_servers removed = old_servers - connected_servers reconnected = connected_servers & old_servers
if reconnected: print(f" ♻️ Reconnected: {', '.join(sorted(reconnected))}") if added: print(f" ➕ Added: {', '.join(sorted(added))}") if removed: print(f" ➖ Removed: {', '.join(sorted(removed))}") if not connected_servers: print(" No MCP servers connected.") else: print(f" 🔧 {len(new_tools)} tool(s) available from {len(connected_servers)} server(s)")
# Refresh the agent's tool list so the model can call new tools if self.agent is not None: self.agent.tools = get_tool_definitions( enabled_toolsets=self.agent.enabled_toolsets if hasattr(self.agent, "enabled_toolsets") else None, quiet_mode=True, ) self.agent.valid_tool_names = { tool["function"]["name"] for tool in self.agent.tools } if self.agent.tools else set()
# Inject a message at the END of conversation history so the # model knows tools changed. Appended after all existing # messages to preserve prompt-cache for the prefix. change_parts = [] if added: change_parts.append(f"Added servers: {', '.join(sorted(added))}") if removed: change_parts.append(f"Removed servers: {', '.join(sorted(removed))}") if reconnected: change_parts.append(f"Reconnected servers: {', '.join(sorted(reconnected))}") tool_summary = f"{len(new_tools)} MCP tool(s) now available" if new_tools else "No MCP tools available" change_detail = ". ".join(change_parts) + ". " if change_parts else "" self.conversation_history.append({ "role": "user", "content": f"[IMPORTANT: MCP servers have been reloaded. {change_detail}{tool_summary}. The tool list for this conversation has been updated accordingly.]", })
# Persist session immediately so the session log reflects the # updated tools list (self.agent.tools was refreshed above). if self.agent is not None: try: self.agent._persist_session( self.conversation_history, self.conversation_history, ) except Exception: pass # Best-effort
print(f" ✅ Agent updated — {len(self.agent.tools if self.agent else [])} tool(s) available")
except Exception as e: print(f" ❌ MCP reload failed: {e}")
# ==================================================================== # Tool-call generation indicator (shown during streaming) # ====================================================================
def _on_tool_gen_start(self, tool_name: str) -> None: """Called when the model begins generating tool-call arguments.
Closes any open streaming boxes (reasoning / response) exactly once, then prints a short status line so the user sees activity instead of a frozen screen while a large payload (e.g. 45 KB write_file) streams. """ if getattr(self, "_stream_box_opened", False): self._flush_stream() self._stream_box_opened = False self._close_reasoning_box()
from agent.display import get_tool_emoji emoji = get_tool_emoji(tool_name, default="⚡") _cprint(f" ┊ {emoji} preparing {tool_name}…")
# ==================================================================== # Tool progress callback (audio cues for voice mode) # ====================================================================
def _on_tool_progress(self, event_type: str, function_name: str = None, preview: str = None, function_args: dict = None, **kwargs): """Called on tool lifecycle events (tool.started, tool.completed, reasoning.available, etc.).
Updates the TUI spinner widget so the user can see what the agent is doing during tool execution (fills the gap between thinking spinner and next response). Also plays audio cue in voice mode.
On tool.started, records a monotonic timestamp so get_spinner_text() can show a live elapsed timer (the TUI poll loop already invalidates every ~0.15s, so the counter updates automatically).
When tool_progress_mode is "all" or "new", also prints a persistent stacked line to scrollback on tool.completed so users can see the full history of tool calls (not just the current one in the spinner). """ if event_type == "tool.completed": self._tool_start_time = 0.0 # Print stacked scrollback line for "all" / "new" modes if function_name and self.tool_progress_mode in ("all", "new"): duration = kwargs.get("duration", 0.0) is_error = kwargs.get("is_error", False) # Pop stored args from tool.started for this function stored = self._pending_tool_info.get(function_name) stored_args = stored.pop(0) if stored else {} if stored is not None and not stored: del self._pending_tool_info[function_name] # "new" mode: skip consecutive repeats of the same tool if self.tool_progress_mode == "new" and function_name == self._last_scrollback_tool: self._invalidate() return self._last_scrollback_tool = function_name try: from agent.display import get_cute_tool_message line = get_cute_tool_message(function_name, stored_args, duration) if is_error: line = f"{line} [error]" _cprint(f" {line}") except Exception: pass # First-touch onboarding: on the first tool in this process # that takes longer than the threshold while we're in the # noisiest progress mode, print a one-time hint about # /verbose. Latched on self so it fires at most once per # process; persisted to config.yaml so it never fires again # across processes either. try: if ( not getattr(self, "_long_tool_hint_fired", False) and self.tool_progress_mode == "all" and duration >= 30.0 ): from agent.onboarding import ( TOOL_PROGRESS_FLAG, is_seen, mark_seen, tool_progress_hint_cli, ) if not is_seen(CLI_CONFIG, TOOL_PROGRESS_FLAG): self._long_tool_hint_fired = True _cprint(f" {_DIM}{tool_progress_hint_cli()}{_RST}") mark_seen(_hermes_home / "config.yaml", TOOL_PROGRESS_FLAG) CLI_CONFIG.setdefault("onboarding", {}).setdefault("seen", {})[TOOL_PROGRESS_FLAG] = True except Exception: pass self._invalidate() return if event_type != "tool.started": return if function_name and not function_name.startswith("_"): from agent.display import get_tool_emoji emoji = get_tool_emoji(function_name) label = preview or function_name from agent.display import get_tool_preview_max_len _pl = get_tool_preview_max_len() if _pl > 0 and len(label) > _pl: label = label[:_pl - 3] + "..." self._spinner_text = f"{emoji} {label}" self._tool_start_time = time.monotonic() # Store args for stacked scrollback line on completion self._pending_tool_info.setdefault(function_name, []).append( function_args if function_args is not None else {} ) self._invalidate()
if not self._voice_mode: return if not function_name or function_name.startswith("_"): return try: from tools.voice_mode import play_beep threading.Thread( target=play_beep, kwargs={"frequency": 1200, "duration": 0.06, "count": 1}, daemon=True, ).start() except Exception: pass
def _on_tool_start(self, tool_call_id: str, function_name: str, function_args: dict): """Capture local before-state for write-capable tools.""" try: from agent.display import capture_local_edit_snapshot
snapshot = capture_local_edit_snapshot(function_name, function_args) if snapshot is not None: self._pending_edit_snapshots[tool_call_id] = snapshot except Exception: logger.debug("Edit snapshot capture failed for %s", function_name, exc_info=True)
def _on_tool_complete(self, tool_call_id: str, function_name: str, function_args: dict, function_result: str): """Render file edits with inline diff after write-capable tools complete.""" snapshot = self._pending_edit_snapshots.pop(tool_call_id, None) try: from agent.display import render_edit_diff_with_delta
render_edit_diff_with_delta( function_name, function_result, function_args=function_args, snapshot=snapshot, print_fn=_cprint, ) except Exception: logger.debug("Edit diff preview failed for %s", function_name, exc_info=True)
# ==================================================================== # Voice mode methods # ====================================================================
def _voice_start_recording(self): """Start capturing audio from the microphone.""" if getattr(self, '_should_exit', False): return from tools.voice_mode import create_audio_recorder, check_voice_requirements
reqs = check_voice_requirements() if not reqs["audio_available"]: if _is_termux_environment(): details = reqs.get("details", "") if "Termux:API Android app is not installed" in details: raise RuntimeError( "Termux:API command package detected, but the Android app is missing.\n" "Install/update the Termux:API Android app, then retry /voice on.\n" "Fallback: pkg install python-numpy portaudio && python -m pip install sounddevice" ) raise RuntimeError( "Voice mode requires either Termux:API microphone access or Python audio libraries.\n" "Option 1: pkg install termux-api and install the Termux:API Android app\n" "Option 2: pkg install python-numpy portaudio && python -m pip install sounddevice" ) raise RuntimeError( "Voice mode requires sounddevice and numpy.\n" f"Install with: {sys.executable} -m pip install sounddevice numpy" ) if not reqs.get("stt_available", reqs.get("stt_key_set")): raise RuntimeError( "Voice mode requires an STT provider for transcription.\n" "Option 1: pip install faster-whisper (free, local)\n" "Option 2: Set GROQ_API_KEY (free tier)\n" "Option 3: Set VOICE_TOOLS_OPENAI_KEY (paid)" )
# Prevent double-start from concurrent threads (atomic check-and-set) with self._voice_lock: if self._voice_recording: return self._voice_recording = True
# Load silence detection params from config voice_cfg = {} try: from hermes_cli.config import load_config voice_cfg = load_config().get("voice", {}) except Exception: pass
if self._voice_recorder is None: self._voice_recorder = create_audio_recorder()
# Apply config-driven silence params self._voice_recorder._silence_threshold = voice_cfg.get("silence_threshold", 200) self._voice_recorder._silence_duration = voice_cfg.get("silence_duration", 3.0)
def _on_silence(): """Called by AudioRecorder when silence is detected after speech.""" with self._voice_lock: if not self._voice_recording: return _cprint(f"\n{_DIM}Silence detected, auto-stopping...{_RST}") if hasattr(self, '_app') and self._app: self._app.invalidate() self._voice_stop_and_transcribe()
# Audio cue: single beep BEFORE starting stream (avoid CoreAudio conflict) if self._voice_beeps_enabled(): try: from tools.voice_mode import play_beep play_beep(frequency=880, count=1) except Exception: pass
try: self._voice_recorder.start(on_silence_stop=_on_silence) except Exception: with self._voice_lock: self._voice_recording = False raise if getattr(self._voice_recorder, "supports_silence_autostop", True): _recording_hint = "auto-stops on silence | Ctrl+B to stop & exit continuous" elif _is_termux_environment(): _recording_hint = "Termux:API capture | Ctrl+B to stop" else: _recording_hint = "Ctrl+B to stop" _cprint(f"\n{_ACCENT}● Recording...{_RST} {_DIM}({_recording_hint}){_RST}")
# Periodically refresh prompt to update audio level indicator def _refresh_level(): while True: with self._voice_lock: still_recording = self._voice_recording if not still_recording: break if hasattr(self, '_app') and self._app: self._app.invalidate() time.sleep(0.15) threading.Thread(target=_refresh_level, daemon=True).start()
def _voice_stop_and_transcribe(self): """Stop recording, transcribe via STT, and queue the transcript as input.""" # Atomic guard: only one thread can enter stop-and-transcribe. # Set _voice_processing immediately so concurrent Ctrl+B presses # don't race into the START path while recorder.stop() holds its lock. with self._voice_lock: if not self._voice_recording: return self._voice_recording = False self._voice_processing = True
submitted = False wav_path = None try: if self._voice_recorder is None: return
wav_path = self._voice_recorder.stop()
# Audio cue: double beep after stream stopped (no CoreAudio conflict) if self._voice_beeps_enabled(): try: from tools.voice_mode import play_beep play_beep(frequency=660, count=2) except Exception: pass
if wav_path is None: _cprint(f"{_DIM}No speech detected.{_RST}") return
# _voice_processing is already True (set atomically above) if hasattr(self, '_app') and self._app: self._app.invalidate() _cprint(f"{_DIM}Transcribing...{_RST}")
# Get STT model from config stt_model = None try: from hermes_cli.config import load_config stt_config = load_config().get("stt", {}) stt_model = stt_config.get("model") except Exception: pass
from tools.voice_mode import transcribe_recording result = transcribe_recording(wav_path, model=stt_model)
if result.get("success") and result.get("transcript", "").strip(): transcript = result["transcript"].strip() self._attached_images.clear() if hasattr(self, '_app') and self._app: self._app.invalidate() self._pending_input.put(transcript) submitted = True elif result.get("success"): _cprint(f"{_DIM}No speech detected.{_RST}") else: error = result.get("error", "Unknown error") _cprint(f"\n{_DIM}Transcription failed: {error}{_RST}")
except Exception as e: _cprint(f"\n{_DIM}Voice processing error: {e}{_RST}") finally: with self._voice_lock: self._voice_processing = False if hasattr(self, '_app') and self._app: self._app.invalidate() # Clean up temp file try: if wav_path and os.path.isfile(wav_path): os.unlink(wav_path) except Exception: pass
# Track consecutive no-speech cycles to avoid infinite restart loops. if not submitted: self._no_speech_count = getattr(self, '_no_speech_count', 0) + 1 if self._no_speech_count >= 3: self._voice_continuous = False self._no_speech_count = 0 _cprint(f"{_DIM}No speech detected 3 times, continuous mode stopped.{_RST}") return else: self._no_speech_count = 0
# If no transcript was submitted but continuous mode is active, # restart recording so the user can keep talking. # (When transcript IS submitted, process_loop handles restart # after chat() completes.) if self._voice_continuous and not submitted and not self._voice_recording: def _restart_recording(): try: self._voice_start_recording() if hasattr(self, '_app') and self._app: self._app.invalidate() except Exception as e: _cprint(f"{_DIM}Voice auto-restart failed: {e}{_RST}") threading.Thread(target=_restart_recording, daemon=True).start()
def _voice_speak_response(self, text: str): """Speak the agent's response aloud using TTS (runs in background thread).""" if not self._voice_tts: return self._voice_tts_done.clear() try: from tools.tts_tool import text_to_speech_tool from tools.voice_mode import play_audio_file
# Strip markdown and non-speech content for cleaner TTS tts_text = text[:4000] if len(text) > 4000 else text tts_text = re.sub(r'```[\s\S]*?```', ' ', tts_text) # fenced code blocks tts_text = re.sub(r'\[([^\]]+)\]\([^)]+\)', r'\1', tts_text) # [text](url) -> text tts_text = re.sub(r'https?://\S+', '', tts_text) # URLs tts_text = re.sub(r'\*\*(.+?)\*\*', r'\1', tts_text) # bold tts_text = re.sub(r'\*(.+?)\*', r'\1', tts_text) # italic tts_text = re.sub(r'`(.+?)`', r'\1', tts_text) # inline code tts_text = re.sub(r'^#+\s*', '', tts_text, flags=re.MULTILINE) # headers tts_text = re.sub(r'^\s*[-*]\s+', '', tts_text, flags=re.MULTILINE) # list items tts_text = re.sub(r'---+', '', tts_text) # horizontal rules tts_text = re.sub(r'\n{3,}', '\n\n', tts_text) # excessive newlines tts_text = tts_text.strip() if not tts_text: return
# Use MP3 output for CLI playback (afplay doesn't handle OGG well). # The TTS tool may auto-convert MP3->OGG, but the original MP3 remains. os.makedirs(os.path.join(tempfile.gettempdir(), "hermes_voice"), exist_ok=True) mp3_path = os.path.join( tempfile.gettempdir(), "hermes_voice", f"tts_{time.strftime('%Y%m%d_%H%M%S')}.mp3", )
text_to_speech_tool(text=tts_text, output_path=mp3_path)
# Play the MP3 directly (the TTS tool returns OGG path but MP3 still exists) if os.path.isfile(mp3_path) and os.path.getsize(mp3_path) > 0: play_audio_file(mp3_path) # Clean up try: os.unlink(mp3_path) ogg_path = mp3_path.rsplit(".", 1)[0] + ".ogg" if os.path.isfile(ogg_path): os.unlink(ogg_path) except OSError: pass except Exception as e: logger.warning("Voice TTS playback failed: %s", e) _cprint(f"{_DIM}TTS playback failed: {e}{_RST}") finally: self._voice_tts_done.set()
def _handle_voice_command(self, command: str): """Handle /voice [on|off|tts|status] command.""" parts = command.strip().split(maxsplit=1) subcommand = parts[1].lower().strip() if len(parts) > 1 else ""
if subcommand == "on": self._enable_voice_mode() elif subcommand == "off": self._disable_voice_mode() elif subcommand == "tts": self._toggle_voice_tts() elif subcommand == "status": self._show_voice_status() elif subcommand == "": # Toggle if self._voice_mode: self._disable_voice_mode() else: self._enable_voice_mode() else: _cprint(f"Unknown voice subcommand: {subcommand}") _cprint("Usage: /voice [on|off|tts|status]")
def _voice_beeps_enabled(self) -> bool: """Return whether CLI voice mode should play record start/stop beeps.""" try: from hermes_cli.config import load_config voice_cfg = load_config().get("voice", {}) if isinstance(voice_cfg, dict): return bool(voice_cfg.get("beep_enabled", True)) except Exception: pass return True
def _enable_voice_mode(self): """Enable voice mode after checking requirements.""" if self._voice_mode: _cprint(f"{_DIM}Voice mode is already enabled.{_RST}") return
from tools.voice_mode import check_voice_requirements, detect_audio_environment
# Environment detection -- warn and block in incompatible environments env_check = detect_audio_environment() if not env_check["available"]: _cprint(f"\n{_ACCENT}Voice mode unavailable in this environment:{_RST}") for warning in env_check["warnings"]: _cprint(f" {_DIM}{warning}{_RST}") return
reqs = check_voice_requirements() if not reqs["available"]: _cprint(f"\n{_ACCENT}Voice mode requirements not met:{_RST}") for line in reqs["details"].split("\n"): _cprint(f" {_DIM}{line}{_RST}") if reqs["missing_packages"]: if _is_termux_environment(): _cprint(f"\n {_BOLD}Option 1: pkg install termux-api{_RST}") _cprint(f" {_DIM}Then install/update the Termux:API Android app for microphone capture{_RST}") _cprint(f" {_BOLD}Option 2: pkg install python-numpy portaudio && python -m pip install sounddevice{_RST}") else: _cprint(f"\n {_BOLD}Install: {sys.executable} -m pip install {' '.join(reqs['missing_packages'])}{_RST}") return
with self._voice_lock: self._voice_mode = True
# Check config for auto_tts try: from hermes_cli.config import load_config voice_config = load_config().get("voice", {}) if voice_config.get("auto_tts", False): with self._voice_lock: self._voice_tts = True except Exception: pass
# Voice mode instruction is injected as a user message prefix (not a # system prompt change) to avoid invalidating the prompt cache. See # _voice_message_prefix property and its usage in _process_message().
tts_status = " (TTS enabled)" if self._voice_tts else "" try: from hermes_cli.config import load_config _raw_ptt = load_config().get("voice", {}).get("record_key", "ctrl+b") _ptt_key = _raw_ptt.lower().replace("ctrl+", "c-").replace("alt+", "a-") except Exception: _ptt_key = "c-b" _ptt_display = _ptt_key.replace("c-", "Ctrl+").upper() _cprint(f"\n{_ACCENT}Voice mode enabled{tts_status}{_RST}") _cprint(f" {_DIM}{_ptt_display} to start/stop recording{_RST}") _cprint(f" {_DIM}/voice tts to toggle speech output{_RST}") _cprint(f" {_DIM}/voice off to disable voice mode{_RST}")
def _disable_voice_mode(self): """Disable voice mode, cancel any active recording, and stop TTS.""" recorder = None with self._voice_lock: if self._voice_recording and self._voice_recorder: self._voice_recorder.cancel() self._voice_recording = False recorder = self._voice_recorder self._voice_mode = False self._voice_tts = False self._voice_continuous = False
# Shut down the persistent audio stream in background if recorder is not None: def _bg_shutdown(rec=recorder): try: rec.shutdown() except Exception: pass threading.Thread(target=_bg_shutdown, daemon=True).start() self._voice_recorder = None
# Stop any active TTS playback try: from tools.voice_mode import stop_playback stop_playback() except Exception: pass self._voice_tts_done.set()
_cprint(f"\n{_DIM}Voice mode disabled.{_RST}")
def _toggle_voice_tts(self): """Toggle TTS output for voice mode.""" if not self._voice_mode: _cprint(f"{_DIM}Enable voice mode first: /voice on{_RST}") return
with self._voice_lock: self._voice_tts = not self._voice_tts status = "enabled" if self._voice_tts else "disabled"
if self._voice_tts: from tools.tts_tool import check_tts_requirements if not check_tts_requirements(): _cprint(f"{_DIM}Warning: No TTS provider available. Install edge-tts or set API keys.{_RST}")
_cprint(f"{_ACCENT}Voice TTS {status}.{_RST}")
def _show_voice_status(self): """Show current voice mode status.""" from hermes_cli.config import load_config from tools.voice_mode import check_voice_requirements
reqs = check_voice_requirements()
_cprint(f"\n{_BOLD}Voice Mode Status{_RST}") _cprint(f" Mode: {'ON' if self._voice_mode else 'OFF'}") _cprint(f" TTS: {'ON' if self._voice_tts else 'OFF'}") _cprint(f" Recording: {'YES' if self._voice_recording else 'no'}") _raw_key = load_config().get("voice", {}).get("record_key", "ctrl+b") _display_key = _raw_key.replace("ctrl+", "Ctrl+").upper() if "ctrl+" in _raw_key.lower() else _raw_key _cprint(f" Record key: {_display_key}") _cprint(f"\n {_BOLD}Requirements:{_RST}") for line in reqs["details"].split("\n"): _cprint(f" {line}")
def _clarify_callback(self, question, choices): """ Platform callback for the clarify tool. Called from the agent thread.
Sets up the interactive selection UI (or freetext prompt for open-ended questions), then blocks until the user responds via the prompt_toolkit key bindings. If no response arrives within the configured timeout the question is dismissed and the agent is told to decide on its own. """ import time as _time
timeout = CLI_CONFIG.get("clarify", {}).get("timeout", 120) response_queue = queue.Queue() is_open_ended = not choices
self._clarify_state = { "question": question, "choices": choices if not is_open_ended else [], "selected": 0, "response_queue": response_queue, } self._clarify_deadline = _time.monotonic() + timeout # Open-ended questions skip straight to freetext input self._clarify_freetext = is_open_ended
# Trigger prompt_toolkit repaint from this (non-main) thread self._invalidate()
# Poll for the user's response. The countdown in the hint line # updates on each invalidate — but frequent repaints cause visible # flicker in some terminals (Kitty, ghostty). We only refresh the # countdown every 5 s; selection changes (↑/↓) trigger instant # Poll for the user's response. The countdown in the hint line # updates on each invalidate — but frequent repaints cause visible # flicker in some terminals (Kitty, ghostty). We only refresh the # countdown every 5 s; selection changes (↑/↓) trigger instant # repaints via the key bindings. _last_countdown_refresh = _time.monotonic() while True: try: result = response_queue.get(timeout=1) self._clarify_deadline = 0 return result except queue.Empty: remaining = self._clarify_deadline - _time.monotonic() if remaining <= 0: break # Only repaint every 5 s for the countdown — avoids flicker now = _time.monotonic() if now - _last_countdown_refresh >= 5.0: _last_countdown_refresh = now self._invalidate() if now - _last_countdown_refresh >= 5.0: _last_countdown_refresh = now self._invalidate()
# Timed out — tear down the UI and let the agent decide self._clarify_state = None self._clarify_freetext = False self._clarify_deadline = 0 self._invalidate() _cprint(f"\n{_DIM}(clarify timed out after {timeout}s — agent will decide){_RST}") return ( "The user did not provide a response within the time limit. " "Use your best judgement to make the choice and proceed." )
def _sudo_password_callback(self) -> str: """ Prompt for sudo password through the prompt_toolkit UI. Called from the agent thread when a sudo command is encountered. Uses the same clarify-style mechanism: sets UI state, waits on a queue for the user's response via the Enter key binding. """ import time as _time
timeout = 45 response_queue = queue.Queue()
self._capture_modal_input_snapshot() self._sudo_state = { "response_queue": response_queue, } self._sudo_deadline = _time.monotonic() + timeout
self._invalidate()
while True: try: result = response_queue.get(timeout=1) self._sudo_state = None self._sudo_deadline = 0 self._restore_modal_input_snapshot() self._invalidate() if result: _cprint(f"\n{_DIM} ✓ Password received (cached for session){_RST}") else: _cprint(f"\n{_DIM} ⏭ Skipped{_RST}") return result except queue.Empty: remaining = self._sudo_deadline - _time.monotonic() if remaining <= 0: break self._invalidate()
self._sudo_state = None self._sudo_deadline = 0 self._restore_modal_input_snapshot() self._invalidate() _cprint(f"\n{_DIM} ⏱ Timeout — continuing without sudo{_RST}") return ""
def _approval_callback(self, command: str, description: str, *, allow_permanent: bool = True) -> str: """ Prompt for dangerous command approval through the prompt_toolkit UI.
Called from the agent thread. Shows a selection UI similar to clarify with choices: once / session / always / deny. When allow_permanent is False (tirith warnings present), the 'always' option is hidden. Long commands also get a 'view' option so the full command can be expanded before deciding.
Uses _approval_lock to serialize concurrent requests (e.g. from parallel delegation subtasks) so each prompt gets its own turn and the shared _approval_state / _approval_deadline aren't clobbered. """ import time as _time
with self._approval_lock: timeout = 60 response_queue = queue.Queue()
self._approval_state = { "command": command, "description": description, "choices": self._approval_choices(command, allow_permanent=allow_permanent), "selected": 0, "response_queue": response_queue, } self._approval_deadline = _time.monotonic() + timeout
self._invalidate()
_last_countdown_refresh = _time.monotonic() while True: try: result = response_queue.get(timeout=1) self._approval_state = None self._approval_deadline = 0 self._invalidate() return result except queue.Empty: remaining = self._approval_deadline - _time.monotonic() if remaining <= 0: break now = _time.monotonic() if now - _last_countdown_refresh >= 5.0: _last_countdown_refresh = now self._invalidate()
self._approval_state = None self._approval_deadline = 0 self._invalidate() _cprint(f"\n{_DIM} ⏱ Timeout — denying command{_RST}") return "deny"
def _approval_choices(self, command: str, *, allow_permanent: bool = True) -> list[str]: """Return approval choices for a dangerous command prompt.""" choices = ["once", "session", "always", "deny"] if allow_permanent else ["once", "session", "deny"] if len(command) > 70: choices.append("view") return choices
def _handle_approval_selection(self) -> None: """Process the currently selected dangerous-command approval choice.""" state = self._approval_state if not state: return
selected = state.get("selected", 0) choices = state.get("choices") if not isinstance(choices, list): choices = [] if not (0 <= selected < len(choices)): return
chosen = choices[selected] if chosen == "view": state["show_full"] = True state["choices"] = [choice for choice in choices if choice != "view"] if state["selected"] >= len(state["choices"]): state["selected"] = max(0, len(state["choices"]) - 1) self._invalidate() return
state["response_queue"].put(chosen) self._approval_state = None self._invalidate()
def _get_approval_display_fragments(self): """Render the dangerous-command approval panel for the prompt_toolkit UI.
Layout priority: title + command + choices must always render, even if the terminal is short or the description is long. Description is placed at the bottom of the panel and gets truncated to fit the remaining row budget. This prevents HSplit from clipping approve/deny off-screen when tirith findings produce multi-paragraph descriptions or when the user runs in a compact terminal pane. """ state = self._approval_state if not state: return []
def _panel_box_width(title_text: str, content_lines: list[str], min_width: int = 46, max_width: int = 76) -> int: term_cols = shutil.get_terminal_size((100, 20)).columns longest = max([len(title_text)] + [len(line) for line in content_lines] + [min_width - 4]) inner = min(max(longest + 4, min_width - 2), max_width - 2, max(24, term_cols - 6)) return inner + 2
def _wrap_panel_text(text: str, width: int, subsequent_indent: str = "") -> list[str]: wrapped = textwrap.wrap( text, width=max(8, width), replace_whitespace=False, drop_whitespace=False, subsequent_indent=subsequent_indent, ) return wrapped or [""]
def _append_panel_line(lines, border_style: str, content_style: str, text: str, box_width: int) -> None: inner_width = max(0, box_width - 2) lines.append((border_style, "│ ")) lines.append((content_style, text.ljust(inner_width))) lines.append((border_style, " │\n"))
def _append_blank_panel_line(lines, border_style: str, box_width: int) -> None: lines.append((border_style, "│" + (" " * box_width) + "│\n"))
command = state["command"] description = state["description"] choices = state["choices"] selected = state.get("selected", 0) show_full = state.get("show_full", False)
title = "⚠️ Dangerous Command" cmd_display = command if show_full or len(command) <= 70 else command[:70] + '...' choice_labels = { "once": "Allow once", "session": "Allow for this session", "always": "Add to permanent allowlist", "deny": "Deny", "view": "Show full command", }
preview_lines = _wrap_panel_text(description, 60) preview_lines.extend(_wrap_panel_text(cmd_display, 60)) for i, choice in enumerate(choices): prefix = '❯ ' if i == selected else ' ' preview_lines.extend(_wrap_panel_text( f"{prefix}{choice_labels.get(choice, choice)}", 60, subsequent_indent=" ", ))
box_width = _panel_box_width(title, preview_lines) inner_text_width = max(8, box_width - 2)
# Pre-wrap the mandatory content — command + choices must always render. cmd_wrapped = _wrap_panel_text(cmd_display, inner_text_width)
# (choice_index, wrapped_line) so we can re-apply selected styling below choice_wrapped: list[tuple[int, str]] = [] for i, choice in enumerate(choices): label = choice_labels.get(choice, choice) # Show number prefix for quick selection (1-9 for items 1-9, 0 for 10th item) if i < 9: num_prefix = str(i + 1) elif i == 9: num_prefix = '0' else: num_prefix = ' ' # No number for items beyond 10th if i == selected: prefix = f'❯ {num_prefix}. ' else: prefix = f' {num_prefix}. ' for wrapped in _wrap_panel_text(f"{prefix}{label}", inner_text_width, subsequent_indent=" "): choice_wrapped.append((i, wrapped))
# Budget vertical space so HSplit never clips the command or choices. # Panel chrome (full layout with separators): # top border + title + blank_after_title # + blank_between_cmd_choices + bottom border = 5 rows. # In tight terminals we collapse to: # top border + title + bottom border = 3 rows (no blanks). # # reserved_below: rows consumed below the approval panel by the # spinner/tool-progress line, status bar, input area, separators, and # prompt symbol. Measured at ~6 rows during live PTY approval prompts; # budget 6 so we don't overestimate the panel's room. term_rows = shutil.get_terminal_size((100, 24)).lines chrome_full = 5 chrome_tight = 3 reserved_below = 6
available = max(0, term_rows - reserved_below) mandatory_full = chrome_full + len(cmd_wrapped) + len(choice_wrapped)
# If the full-chrome panel doesn't fit, drop the separator blanks. # This keeps the command and every choice on-screen in compact terminals. use_compact_chrome = mandatory_full > available chrome_rows = chrome_tight if use_compact_chrome else chrome_full
# If the command itself is too long to leave room for choices (e.g. user # hit "view" on a multi-hundred-character command), truncate it so the # approve/deny buttons still render. Keep at least 1 row of command. max_cmd_rows = max(1, available - chrome_rows - len(choice_wrapped)) if len(cmd_wrapped) > max_cmd_rows: keep = max(1, max_cmd_rows - 1) if max_cmd_rows > 1 else 1 cmd_wrapped = cmd_wrapped[:keep] + ["… (command truncated — use /logs or /debug for full text)"]
# Allocate any remaining rows to description. The extra -1 in full mode # accounts for the blank separator between choices and description. mandatory_no_desc = chrome_rows + len(cmd_wrapped) + len(choice_wrapped) desc_sep_cost = 0 if use_compact_chrome else 1 available_for_desc = available - mandatory_no_desc - desc_sep_cost # Even on huge terminals, cap description height so the panel stays compact. available_for_desc = max(0, min(available_for_desc, 10))
desc_wrapped = _wrap_panel_text(description, inner_text_width) if description else [] if available_for_desc < 1 or not desc_wrapped: desc_wrapped = [] elif len(desc_wrapped) > available_for_desc: keep = max(1, available_for_desc - 1) desc_wrapped = desc_wrapped[:keep] + ["… (description truncated)"]
# Render: title → command → choices → description (description last so # any remaining overflow clips from the bottom of the least-critical # content, never from the command or choices). Use compact chrome (no # blank separators) when the terminal is tight. lines = [] lines.append(('class:approval-border', '╭' + ('─' * box_width) + '╮\n')) _append_panel_line(lines, 'class:approval-border', 'class:approval-title', title, box_width) if not use_compact_chrome: _append_blank_panel_line(lines, 'class:approval-border', box_width)
for wrapped in cmd_wrapped: _append_panel_line(lines, 'class:approval-border', 'class:approval-cmd', wrapped, box_width) if not use_compact_chrome: _append_blank_panel_line(lines, 'class:approval-border', box_width)
for i, wrapped in choice_wrapped: style = 'class:approval-selected' if i == selected else 'class:approval-choice' _append_panel_line(lines, 'class:approval-border', style, wrapped, box_width)
if desc_wrapped: if not use_compact_chrome: _append_blank_panel_line(lines, 'class:approval-border', box_width) for wrapped in desc_wrapped: _append_panel_line(lines, 'class:approval-border', 'class:approval-desc', wrapped, box_width)
lines.append(('class:approval-border', '╰' + ('─' * box_width) + '╯\n')) return lines
def _secret_capture_callback(self, var_name: str, prompt: str, metadata=None) -> dict: return prompt_for_secret(self, var_name, prompt, metadata)
def _capture_modal_input_snapshot(self) -> None: """Temporarily clear the input buffer and save the user's in-progress draft.""" if self._modal_input_snapshot is not None or not getattr(self, "_app", None): return try: buf = self._app.current_buffer self._modal_input_snapshot = { "text": buf.text, "cursor_position": buf.cursor_position, } buf.reset() except Exception: self._modal_input_snapshot = None
def _restore_modal_input_snapshot(self) -> None: """Restore any draft text that was present before a modal prompt opened.""" snapshot = self._modal_input_snapshot self._modal_input_snapshot = None if not snapshot or not getattr(self, "_app", None): return try: buf = self._app.current_buffer buf.text = snapshot.get("text", "") buf.cursor_position = min(snapshot.get("cursor_position", 0), len(buf.text)) except Exception: pass
def _submit_secret_response(self, value: str) -> None: if not self._secret_state: return self._secret_state["response_queue"].put(value) self._secret_state = None self._secret_deadline = 0 self._invalidate()
def _cancel_secret_capture(self) -> None: self._submit_secret_response("")
def _clear_secret_input_buffer(self) -> None: if getattr(self, "_app", None): try: self._app.current_buffer.reset() except Exception: pass
def chat(self, message, images: list = None) -> Optional[str]: """ Send a message to the agent and get a response. Handles streaming output, interrupt detection (user typing while agent is working), and re-queueing of interrupted messages. Uses a dedicated _interrupt_queue (separate from _pending_input) to avoid race conditions between the process_loop and interrupt monitoring. Messages typed while the agent is running go to _interrupt_queue; messages typed while idle go to _pending_input. Args: message: The user's message (str or multimodal content list) images: Optional list of Path objects for attached images Returns: The agent's response, or None on error """ # Single-query and direct chat callers do not go through run(), so # register secure secret capture here as well. set_secret_capture_callback(self._secret_capture_callback)
# Refresh provider credentials if needed (handles key rotation transparently) if not self._ensure_runtime_credentials(): return None
turn_route = self._resolve_turn_agent_config(message) if turn_route["signature"] != self._active_agent_route_signature: self.agent = None
# Initialize agent if needed if self.agent is None: _cprint(f"{_DIM}Initializing agent...{_RST}") if not self._init_agent( model_override=turn_route["model"], runtime_override=turn_route["runtime"], request_overrides=turn_route.get("request_overrides"), ): return None # Route image attachments based on the active model's vision capability. # "native" → pass pixels as OpenAI-style content parts (adapters # translate for Anthropic/Gemini/Bedrock). # "text" → pre-analyze each image with vision_analyze and prepend the # description as text — works with non-vision models. # See agent/image_routing.py for the decision table. if images: try: from agent.image_routing import ( build_native_content_parts, decide_image_input_mode, ) from hermes_cli.config import load_config
_img_mode = decide_image_input_mode( (self.provider or "").strip(), (self.model or "").strip(), load_config(), ) except Exception as _img_exc: logging.debug("image_routing decision failed, defaulting to text: %s", _img_exc) _img_mode = "text"
if _img_mode == "native": try: _text_for_parts = message if isinstance(message, str) else "" _img_str_paths = [str(p) for p in images] _parts, _skipped = build_native_content_parts( _text_for_parts, _img_str_paths, ) if _skipped: _cprint( f" {_DIM}⚠ skipped {len(_skipped)} unreadable image path(s){_RST}" ) if any(p.get("type") == "image_url" for p in _parts): _img_names = ", ".join(Path(p).name for p in _img_str_paths) _cprint( f" {_DIM}📎 attaching {len(images)} image(s) natively " f"(model supports vision): {_img_names}{_RST}" ) message = _parts else: # All images unreadable — fall back to text enrichment. message = self._preprocess_images_with_vision( message if isinstance(message, str) else "", images ) except Exception as _img_exc: logging.warning("native image attach failed, falling back to text: %s", _img_exc) message = self._preprocess_images_with_vision( message if isinstance(message, str) else "", images ) else: message = self._preprocess_images_with_vision( message if isinstance(message, str) else "", images )
# Expand @ context references (e.g. @file:main.py, @diff, @folder:src/) if isinstance(message, str) and "@" in message: try: from agent.context_references import preprocess_context_references from agent.model_metadata import get_model_context_length _ctx_len = get_model_context_length( self.model, base_url=self.base_url or "", api_key=self.api_key or "") _ctx_result = preprocess_context_references( message, cwd=os.getcwd(), context_length=_ctx_len) if _ctx_result.expanded or _ctx_result.blocked: if _ctx_result.references: _cprint( f" {_DIM}[@ context: {len(_ctx_result.references)} ref(s), " f"{_ctx_result.injected_tokens} tokens]{_RST}") for w in _ctx_result.warnings: _cprint(f" {_DIM}⚠ {w}{_RST}") if _ctx_result.blocked: return "\n".join(_ctx_result.warnings) or "Context injection refused." message = _ctx_result.message except Exception as e: logging.debug("@ context reference expansion failed: %s", e)
# Sanitize surrogate characters that can arrive via clipboard paste from # rich-text editors (Google Docs, Word, etc.). Lone surrogates are invalid # UTF-8 and crash JSON serialization in the OpenAI SDK. if isinstance(message, str): from run_agent import _sanitize_surrogates message = _sanitize_surrogates(message)
# Add user message to history self.conversation_history.append({"role": "user", "content": message})
ChatConsole().print(f"[{_accent_hex()}]{'─' * 40}[/]") print(flush=True) try: # Run the conversation with interrupt monitoring result = None
# Reset streaming display state for this turn self._reset_stream_state() # Separate from _reset_stream_state because this must persist # across intermediate turn boundaries (tool-calling loops) — only # reset at the start of each user turn. self._reasoning_shown_this_turn = False
# --- Streaming TTS setup --- # When ElevenLabs is the TTS provider and sounddevice is available, # we stream audio sentence-by-sentence as the agent generates tokens # instead of waiting for the full response. use_streaming_tts = False _streaming_box_opened = False text_queue = None tts_thread = None stream_callback = None stop_event = None
if self._voice_tts: try: from tools.tts_tool import ( _load_tts_config as _load_tts_cfg, _get_provider as _get_prov, _import_elevenlabs, _import_sounddevice, stream_tts_to_speaker, ) _tts_cfg = _load_tts_cfg() if _get_prov(_tts_cfg) == "elevenlabs": # Verify both ElevenLabs SDK and audio output are available _import_elevenlabs() _import_sounddevice() use_streaming_tts = True except (ImportError, OSError): pass except Exception: pass
if use_streaming_tts: text_queue = queue.Queue() stop_event = threading.Event()
def display_callback(sentence: str): """Called by TTS consumer when a sentence is ready to display + speak.""" nonlocal _streaming_box_opened if not _streaming_box_opened: _streaming_box_opened = True w = self.console.width label = " ⚕ Hermes " fill = w - 2 - len(label) _cprint(f"\n{_ACCENT}╭─{label}{'─' * max(fill - 1, 0)}╮{_RST}") _cprint(f"{_STREAM_PAD}{sentence.rstrip()}")
tts_thread = threading.Thread( target=stream_tts_to_speaker, args=(text_queue, stop_event, self._voice_tts_done), kwargs={"display_callback": display_callback}, daemon=True, ) tts_thread.start()
def stream_callback(delta: str): if text_queue is not None: text_queue.put(delta)
# When voice mode is active, prepend a brief instruction so the # model responds concisely. The prefix is API-call-local only — # run_conversation persists the original clean user message. _voice_prefix = "" if self._voice_mode and isinstance(message, str): _voice_prefix = ( "[Voice input — respond concisely and conversationally, " "2-3 sentences max. No code blocks or markdown.] " )
def run_agent(): nonlocal result # Set callbacks inside the agent thread so thread-local storage # in terminal_tool is populated for this thread. The main thread # registration (run() line ~9046) is invisible here because # _callback_tls is threading.local(). Matches the pattern used # by acp_adapter/server.py for ACP sessions. set_sudo_password_callback(self._sudo_password_callback) set_approval_callback(self._approval_callback) try: set_secret_capture_callback(self._secret_capture_callback) except Exception: pass agent_message = _voice_prefix + message if _voice_prefix else message # Prepend pending model switch note so the model knows about the switch _msn = getattr(self, '_pending_model_switch_note', None) if _msn: agent_message = _msn + "\n\n" + agent_message self._pending_model_switch_note = None try: result = self.agent.run_conversation( user_message=agent_message, conversation_history=self.conversation_history[:-1], # Exclude the message we just added stream_callback=stream_callback, task_id=self.session_id, persist_user_message=message if _voice_prefix else None, ) except Exception as exc: logging.error("run_conversation raised: %s", exc, exc_info=True) _summary = getattr(self.agent, '_summarize_api_error', lambda e: str(e)[:300])(exc) result = { "final_response": f"Error: {_summary}", "messages": [], "api_calls": 0, "completed": False, "failed": True, "error": _summary, } finally: # Clear thread-local callbacks so a reused thread doesn't # hold stale references to a disposed CLI instance. try: set_sudo_password_callback(None) set_approval_callback(None) set_secret_capture_callback(None) except Exception: pass
# Start agent in background thread (daemon so it cannot keep the # process alive when the user closes the terminal tab — SIGHUP # exits the main thread and daemon threads are reaped automatically). # Start per-prompt elapsed timer — frozen after the agent thread # finishes; reset on the next turn. self._prompt_start_time = time.time() self._prompt_duration = 0.0 agent_thread = threading.Thread(target=run_agent, daemon=True) agent_thread.start()
# Monitor the dedicated interrupt queue while the agent runs. # _interrupt_queue is separate from _pending_input, so process_loop # and chat() never compete for the same queue. # When a clarify question is active, user input is handled entirely # by the Enter key binding (routed to the clarify response queue), # so we skip interrupt processing to avoid stealing that input. interrupt_msg = None while agent_thread.is_alive(): if hasattr(self, '_interrupt_queue'): try: interrupt_msg = self._interrupt_queue.get(timeout=0.1) if interrupt_msg: # If clarify is active, the Enter handler routes # input directly; this queue shouldn't have anything. # But if it does (race condition), don't interrupt. if self._clarify_state or self._clarify_freetext: continue print("\n⚡ New message detected, interrupting...") # Signal TTS to stop on interrupt if stop_event is not None: stop_event.set() self.agent.interrupt(interrupt_msg) # Debug: log to file (stdout may be devnull from redirect_stdout) try: _dbg = _hermes_home / "interrupt_debug.log" with open(_dbg, "a") as _f: _f.write(f"{time.strftime('%H:%M:%S')} interrupt fired: msg={str(interrupt_msg)[:60]!r}, " f"children={len(self.agent._active_children)}, " f"parent._interrupt={self.agent._interrupt_requested}\n") for _ci, _ch in enumerate(self.agent._active_children): _f.write(f" child[{_ci}]._interrupt={_ch._interrupt_requested}\n") except Exception: pass break except queue.Empty: # Force prompt_toolkit to flush any pending stdout # output from the agent thread. Without this, the # StdoutProxy buffer only flushes on renderer passes # triggered by input events — on macOS this causes # the CLI to appear frozen until the user types. (#1624) self._invalidate(min_interval=0.15) else: # Fallback for non-interactive mode (e.g., single-query) agent_thread.join(0.1)
# Wait for the agent thread to finish. After an interrupt the # agent may take a few seconds to clean up (kill subprocess, persist # session). Poll instead of a blocking join so the process_loop # stays responsive — if the user sent another interrupt or the # agent gets stuck, we can break out instead of freezing forever. if interrupt_msg is not None: # Interrupt path: poll briefly, then move on. The agent # thread is daemon — it dies on process exit regardless. for _wait_tick in range(50): # 50 * 0.2s = 10s max agent_thread.join(timeout=0.2) if not agent_thread.is_alive(): break # Check if user fired ANOTHER interrupt (Ctrl+C sets # _should_exit which process_loop checks on next pass). if getattr(self, '_should_exit', False): break if agent_thread.is_alive(): logger.warning( "Agent thread still alive after interrupt " "(thread %s). Daemon thread will be cleaned up " "on exit.", agent_thread.ident, ) else: # Normal completion: agent thread should be done already, # but guard against edge cases. agent_thread.join(timeout=30)
# Freeze per-prompt elapsed timer once the agent thread has # exited (or been abandoned as a daemon after interrupt). if self._prompt_start_time is not None: self._prompt_duration = max(0.0, time.time() - self._prompt_start_time) self._prompt_start_time = None
# Proactively clean up async clients whose event loop is dead. # The agent thread may have created AsyncOpenAI clients bound # to a per-thread event loop; if that loop is now closed, those # clients' __del__ would crash prompt_toolkit's loop on GC. try: from agent.auxiliary_client import cleanup_stale_async_clients cleanup_stale_async_clients() except Exception: pass
# Flush any remaining streamed text and close the box self._flush_stream()
# Signal end-of-text to TTS consumer and wait for it to finish if use_streaming_tts and text_queue is not None: text_queue.put(None) # sentinel if tts_thread is not None: tts_thread.join(timeout=120)
# Drain any remaining agent output still in the StdoutProxy # buffer so tool/status lines render ABOVE our response box. # The flush pushes data into the renderer queue; the short # sleep lets the renderer actually paint it before we draw. sys.stdout.flush() time.sleep(0.15)
# Update history with full conversation self.conversation_history = result.get("messages", self.conversation_history) if result else self.conversation_history
# If auto-compression fired mid-turn, the agent created a new # continuation session and mutated self.agent.session_id. Sync # the CLI's session_id so /status, /resume, title generation, # and the exit summary all target the live child session rather # than the ended parent. Mirrors the gateway's post-run sync # (gateway/run.py around line 9983). if ( self.agent and getattr(self.agent, "session_id", None) and self.agent.session_id != self.session_id ): self.session_id = self.agent.session_id self._pending_title = None
# Get the final response response = result.get("final_response", "") if result else ""
# Auto-generate session title after first exchange (non-blocking) if response and result and not result.get("failed") and not result.get("partial"): try: from agent.title_generator import maybe_auto_title # Route title-generation failures through the agent's # user-visible warning channel so a depleted auxiliary # provider doesn't silently leave sessions untitled # (issue #15775). _title_failure_cb = getattr( self.agent, "_emit_auxiliary_failure", None ) if self.agent else None maybe_auto_title( self._session_db, self.session_id, message, response, self.conversation_history, failure_callback=_title_failure_cb, main_runtime={ "model": self.model, "provider": self.provider, "base_url": self.base_url, "api_key": self.api_key, "api_mode": self.api_mode, }, ) except Exception: pass
# Handle failed or partial results (e.g., non-retryable errors, rate limits, # truncated output, invalid tool calls). Both "failed" and "partial" with # an empty final_response mean the agent couldn't produce a usable answer. if result and (result.get("failed") or result.get("partial")) and not response: error_detail = result.get("error", "Unknown error") response = f"Error: {error_detail}" # Stop continuous voice mode on persistent errors (e.g. 429 rate limit) # to avoid an infinite error → record → error loop if self._voice_continuous: self._voice_continuous = False _cprint(f"\n{_DIM}Continuous voice mode stopped due to error.{_RST}")
# Handle interrupt - check if we were interrupted pending_message = None if result and result.get("interrupted"): pending_message = result.get("interrupt_message") or interrupt_msg # Add indicator that we were interrupted if response and pending_message: response = response + "\n\n---\n_[Interrupted - processing new message]_"
response_previewed = result.get("response_previewed", False) if result else False
# Display reasoning (thinking) box if enabled and available. # Skip when streaming already showed reasoning live. Use the # turn-persistent flag (_reasoning_shown_this_turn) instead of # _reasoning_stream_started — the latter gets reset during # intermediate turn boundaries (tool-calling loops), which caused # the reasoning box to re-render after the final response. _reasoning_already_shown = getattr(self, '_reasoning_shown_this_turn', False) if self.show_reasoning and result and not _reasoning_already_shown: reasoning = result.get("last_reasoning") if reasoning: w = shutil.get_terminal_size().columns r_label = " Reasoning " r_fill = w - 2 - len(r_label) r_top = f"{_DIM}┌─{r_label}{'─' * max(r_fill - 1, 0)}┐{_RST}" r_bot = f"{_DIM}└{'─' * (w - 2)}┘{_RST}" # Collapse long reasoning: show first 10 lines lines = reasoning.strip().splitlines() if len(lines) > 10: display_reasoning = "\n".join(lines[:10]) display_reasoning += f"\n{_DIM} ... ({len(lines) - 10} more lines){_RST}" else: display_reasoning = reasoning.strip() _cprint(f"\n{r_top}\n{_DIM}{display_reasoning}{_RST}\n{r_bot}")
if response and not response_previewed: # Use skin engine for label/color with fallback try: from hermes_cli.skin_engine import get_active_skin _skin = get_active_skin() label = _skin.get_branding("response_label", "⚕ Hermes") _resp_color = _skin.get_color("response_border", "#CD7F32") _resp_text = _skin.get_color("banner_text", "#FFF8DC") except Exception: label = "⚕ Hermes" _resp_color = "#CD7F32" _resp_text = "#FFF8DC"
is_error_response = result and (result.get("failed") or result.get("partial")) already_streamed = self._stream_started and self._stream_box_opened and not is_error_response if use_streaming_tts and _streaming_box_opened and not is_error_response: # Text was already printed sentence-by-sentence; just close the box w = shutil.get_terminal_size().columns _cprint(f"\n{_ACCENT}╰{'─' * (w - 2)}╯{_RST}") elif already_streamed: # Response was already streamed token-by-token with box framing; # _flush_stream() already closed the box. Skip Rich Panel. pass else: _chat_console = ChatConsole() _chat_console.print(Panel( _render_final_assistant_content(response, mode=self.final_response_markdown), title=f"[{_resp_color} bold]{label}[/]", title_align="left", border_style=_resp_color, style=_resp_text, box=rich_box.HORIZONTALS, padding=(1, 4), ))
# Play terminal bell when agent finishes (if enabled). # Works over SSH — the bell propagates to the user's terminal. if self.bell_on_complete: sys.stdout.write("\a") sys.stdout.flush()
# Notify when iteration budget was hit if result and not result.get("completed") and not result.get("interrupted"): _api_calls = result.get("api_calls", 0) if _api_calls >= getattr(self.agent, "max_iterations", 90): _max_iter = getattr(self.agent, "max_iterations", 90) _cprint( f"\n{_DIM}⚠ Iteration budget reached " f"({_api_calls}/{_max_iter}) — " f"response may be incomplete{_RST}" )
# Speak response aloud if voice TTS is enabled # Skip batch TTS when streaming TTS already handled it if self._voice_tts and response and not use_streaming_tts: threading.Thread( target=self._voice_speak_response, args=(response,), daemon=True, ).start()
# Re-queue the interrupt message (and any that arrived while we were # processing the first) as the next prompt for process_loop. # Only reached when busy_input_mode == "interrupt" (the default). # In "queue" mode Enter routes directly to _pending_input so this # block is never hit. if pending_message and hasattr(self, '_pending_input'): all_parts = [pending_message] while not self._interrupt_queue.empty(): try: extra = self._interrupt_queue.get_nowait() if extra: all_parts.append(extra) except queue.Empty: break combined = "\n".join(all_parts) n = len(all_parts) preview = combined[:50] + ("..." if len(combined) > 50 else "") if n > 1: print(f"\n⚡ Sending {n} messages after interrupt: '{preview}'") else: print(f"\n⚡ Sending after interrupt: '{preview}'") self._pending_input.put(combined)
# If a /steer was left over (agent finished before another tool # batch could absorb it), deliver it as the next user turn. _leftover_steer = result.get("pending_steer") if result else None if _leftover_steer and hasattr(self, '_pending_input'): preview = _leftover_steer[:60] + ("..." if len(_leftover_steer) > 60 else "") print(f"\n⏩ Delivering leftover /steer as next turn: '{preview}'") self._pending_input.put(_leftover_steer)
return response except Exception as e: print(f"Error: {e}") return None finally: # Ensure streaming TTS resources are cleaned up even on error. # Normal path sends the sentinel at line ~3568; this is a safety # net for exception paths that skip it. Duplicate sentinels are # harmless — stream_tts_to_speaker exits on the first None. if text_queue is not None: try: text_queue.put_nowait(None) except Exception: pass if stop_event is not None: stop_event.set() if tts_thread is not None and tts_thread.is_alive(): tts_thread.join(timeout=5) def _print_exit_summary(self): """Print session resume info on exit, similar to Claude Code.""" print() msg_count = len(self.conversation_history) if msg_count > 0: user_msgs = len([m for m in self.conversation_history if m.get("role") == "user"]) tool_calls = len([m for m in self.conversation_history if m.get("role") == "tool" or m.get("tool_calls")]) elapsed = datetime.now() - self.session_start hours, remainder = divmod(int(elapsed.total_seconds()), 3600) minutes, seconds = divmod(remainder, 60) if hours > 0: duration_str = f"{hours}h {minutes}m {seconds}s" elif minutes > 0: duration_str = f"{minutes}m {seconds}s" else: duration_str = f"{seconds}s" # Look up session title for resume-by-name hint session_title = None if self._session_db: try: session_title = self._session_db.get_session_title(self.session_id) except Exception: pass
print("Resume this session with:") print(f" hermes --resume {self.session_id}") if session_title: print(f" hermes -c \"{session_title}\"") print() print(f"Session: {self.session_id}") if session_title: print(f"Title: {session_title}") print(f"Duration: {duration_str}") print(f"Messages: {msg_count} ({user_msgs} user, {tool_calls} tool calls)") else: try: from hermes_cli.skin_engine import get_active_goodbye goodbye = get_active_goodbye("Goodbye! ⚕") except Exception: goodbye = "Goodbye! ⚕" print(goodbye)
def _get_tui_prompt_symbols(self) -> tuple[str, str]: """Return ``(normal_prompt, state_suffix)`` for the active skin.
``normal_prompt`` is the full ``branding.prompt_symbol``. ``state_suffix`` is what special states (sudo/secret/approval/agent) should render after their leading icon.
When a profile is active (not "default"), the profile name is prepended to the prompt symbol: ``coder ❯`` instead of ``❯``. """ try: from hermes_cli.skin_engine import get_active_prompt_symbol symbol = get_active_prompt_symbol("❯ ") except Exception: symbol = "❯ "
symbol = (symbol or "❯ ").rstrip() + " "
# Prepend profile name when not default try: from hermes_cli.profiles import get_active_profile_name profile = get_active_profile_name() if profile not in ("default", "custom"): symbol = f"{profile} {symbol}" except Exception: pass stripped = symbol.rstrip() if not stripped: return "❯ ", "❯ "
parts = stripped.split() candidate = parts[-1] if parts else "" arrow_chars = ("❯", ">", "$", "#", "›", "»", "→") if any(ch in candidate for ch in arrow_chars): return symbol, candidate.rstrip() + " "
# Icon-only custom prompts should still remain visible in special states. return symbol, symbol
def _audio_level_bar(self) -> str: """Return a visual audio level indicator based on current RMS.""" _LEVEL_BARS = " ▁▂▃▄▅▆▇" rec = getattr(self, "_voice_recorder", None) if rec is None: return "" rms = rec.current_rms # Normalize RMS (0-32767) to 0-7 index, with log-ish scaling # Typical speech RMS is 500-5000, we cap display at ~8000 level = min(rms, 8000) * 7 // 8000 return _LEVEL_BARS[level]
def _get_tui_prompt_fragments(self): """Return the prompt_toolkit fragments for the current interactive state.""" symbol, state_suffix = self._get_tui_prompt_symbols() compact = self._use_minimal_tui_chrome(width=self._get_tui_terminal_width())
def _state_fragment(style: str, icon: str, extra: str = ""): if compact: text = icon if extra: text = f"{text} {extra.strip()}".rstrip() return [(style, text + " ")] if extra: return [(style, f"{icon} {extra} {state_suffix}")] return [(style, f"{icon} {state_suffix}")]
if self._voice_recording: bar = self._audio_level_bar() return _state_fragment("class:voice-recording", "●", bar) if self._voice_processing: return _state_fragment("class:voice-processing", "◉") if self._sudo_state: return _state_fragment("class:sudo-prompt", "🔐") if self._secret_state: return _state_fragment("class:sudo-prompt", "🔑") if self._approval_state: return _state_fragment("class:prompt-working", "⚠") if self._clarify_freetext: return _state_fragment("class:clarify-selected", "✎") if self._clarify_state: return _state_fragment("class:prompt-working", "?") if self._command_running: return _state_fragment("class:prompt-working", self._command_spinner_frame()) if self._agent_running: return _state_fragment("class:prompt-working", "⚕") if self._voice_mode: return _state_fragment("class:voice-prompt", "🎤") return [("class:prompt", symbol)]
def _get_tui_prompt_text(self) -> str: """Return the visible prompt text for width calculations.""" return "".join(text for _, text in self._get_tui_prompt_fragments())
def _build_tui_style_dict(self) -> dict[str, str]: """Layer the active skin's prompt_toolkit colors over the base TUI style.""" style_dict = dict(getattr(self, "_tui_style_base", {}) or {}) try: from hermes_cli.skin_engine import get_prompt_toolkit_style_overrides style_dict.update(get_prompt_toolkit_style_overrides()) except Exception: pass return style_dict
def _apply_tui_skin_style(self) -> bool: """Refresh prompt_toolkit styling for a running interactive TUI.""" if not getattr(self, "_app", None) or not getattr(self, "_tui_style_base", None): return False self._app.style = PTStyle.from_dict(self._build_tui_style_dict()) self._invalidate(min_interval=0.0) return True
# --- Protected TUI extension hooks for wrapper CLIs ---
def _get_extra_tui_widgets(self) -> list: """Return extra prompt_toolkit widgets to insert into the TUI layout.
Wrapper CLIs can override this to inject widgets (e.g. a mini-player, overlay menu) into the layout without overriding ``run()``. Widgets are inserted between the spacer and the status bar. """ return []
def _register_extra_tui_keybindings(self, kb, *, input_area) -> None: """Register extra keybindings on the TUI ``KeyBindings`` object.
Wrapper CLIs can override this to add keybindings (e.g. transport controls, modal shortcuts) without overriding ``run()``.
Parameters ---------- kb : KeyBindings The active keybinding registry for the prompt_toolkit application. input_area : TextArea The main input widget, for wrappers that need to inspect or manipulate user input from a keybinding handler. """
def _build_tui_layout_children( self, *, sudo_widget, secret_widget, approval_widget, clarify_widget, model_picker_widget=None, spinner_widget=None, spacer, status_bar, input_rule_top, image_bar, input_area, input_rule_bot, voice_status_bar, completions_menu, ) -> list: """Assemble the ordered list of children for the root ``HSplit``.
Wrapper CLIs typically override ``_get_extra_tui_widgets`` instead of this method. Override this only when you need full control over widget ordering. """ return [ item for item in [ Window(height=0), sudo_widget, secret_widget, approval_widget, clarify_widget, model_picker_widget, spinner_widget, spacer, *self._get_extra_tui_widgets(), status_bar, input_rule_top, image_bar, input_area, input_rule_bot, voice_status_bar, completions_menu, ] if item is not None ]
def run(self): """Run the interactive CLI loop with persistent input at bottom.""" # Push the entire TUI to the bottom of the terminal so the banner, # responses, and prompt all appear pinned to the bottom — empty # space stays above, not below. This prints enough blank lines to # scroll the cursor to the last row before any content is rendered. try: _term_lines = shutil.get_terminal_size().lines if _term_lines > 2: print("\n" * (_term_lines - 1), end="", flush=True) except Exception: pass
self.show_banner()
# One-line Honcho session indicator (TTY-only, not captured by agent). # Only show when the user explicitly configured Honcho for Hermes # (not auto-enabled from a stray HONCHO_API_KEY env var). # If resuming a session, load history and display it immediately # so the user has context before typing their first message. if self._resumed: if self._preload_resumed_session(): self._display_resumed_history()
try: from hermes_cli.skin_engine import get_active_skin _welcome_skin = get_active_skin() _welcome_text = _welcome_skin.get_branding("welcome", "Welcome to Hermes Agent! Type your message or /help for commands.") _welcome_color = _welcome_skin.get_color("banner_text", "#FFF8DC") except Exception: _welcome_text = "Welcome to Hermes Agent! Type your message or /help for commands." _welcome_color = "#FFF8DC" self._console_print(f"[{_welcome_color}]{_welcome_text}[/]") # First-time OpenClaw-residue banner — fires once if ~/.openclaw/ exists # after an OpenClaw→Hermes migration (especially migrations done by # OpenClaw's own tool, which doesn't archive the source directory). try: from agent.onboarding import ( OPENCLAW_RESIDUE_FLAG, detect_openclaw_residue, is_seen, mark_seen, openclaw_residue_hint_cli, ) if not is_seen(self.config, OPENCLAW_RESIDUE_FLAG) and detect_openclaw_residue(): try: _resid_color = _welcome_skin.get_color("banner_dim", "#B8860B") except Exception: _resid_color = "#B8860B" self._console_print(f"[{_resid_color}]{openclaw_residue_hint_cli()}[/]") try: from hermes_cli.config import get_config_path as _get_cfg_path_resid mark_seen(_get_cfg_path_resid(), OPENCLAW_RESIDUE_FLAG) except Exception: pass # best-effort — banner will fire again next session except Exception: pass # banner is non-critical — never break startup # Show a random tip to help users discover features try: from hermes_cli.tips import get_random_tip _tip = get_random_tip() try: _tip_color = _welcome_skin.get_color("banner_dim", "#B8860B") except Exception: _tip_color = "#B8860B" self._console_print(f"[dim {_tip_color}]✦ Tip: {_tip}[/]") except Exception: pass # Tips are non-critical — never break startup if self.preloaded_skills and not self._startup_skills_line_shown: skills_label = ", ".join(self.preloaded_skills) self._console_print( f"[bold {_accent_hex()}]Activated skills:[/] {skills_label}" ) self._startup_skills_line_shown = True self._console_print() # State for async operation self._agent_running = False self._pending_input = queue.Queue() # For normal input (commands + new queries) self._interrupt_queue = queue.Queue() # For messages typed while agent is running self._should_exit = False self._last_ctrl_c_time = 0 # Track double Ctrl+C for force exit
# Give plugin manager a CLI reference so plugins can inject messages from hermes_cli.plugins import get_plugin_manager get_plugin_manager()._cli_ref = self
# Config file watcher — detect mcp_servers changes and auto-reload from hermes_cli.config import get_config_path as _get_config_path _cfg_path = _get_config_path() self._config_mtime: float = _cfg_path.stat().st_mtime if _cfg_path.exists() else 0.0 self._config_mcp_servers: dict = self.config.get("mcp_servers") or {} self._last_config_check: float = 0.0 # monotonic time of last check
# Clarify tool state: interactive question/answer with the user. # When the agent calls the clarify tool, _clarify_state is set and # the prompt_toolkit UI switches to a selection mode. self._clarify_state = None # dict with question, choices, selected, response_queue self._clarify_freetext = False # True when user chose "Other" and is typing self._clarify_deadline = 0 # monotonic timestamp when the clarify times out
# Sudo password prompt state (similar mechanism to clarify) self._sudo_state = None # dict with response_queue when active self._sudo_deadline = 0 self._modal_input_snapshot = None
# Dangerous command approval state (similar mechanism to clarify) self._approval_state = None # dict with command, description, choices, selected, response_queue self._approval_deadline = 0 self._approval_lock = threading.Lock() # serialize concurrent approval prompts (delegation race fix)
# Slash command loading state self._command_running = False self._command_status = ""
# Secure secret capture state for skill setup self._secret_state = None # dict with var_name, prompt, metadata, response_queue self._secret_deadline = 0
# Clipboard image attachments (paste images into the CLI) self._attached_images: list[Path] = [] self._image_counter = 0
# Voice mode state (protected by _voice_lock for cross-thread access) self._voice_lock = threading.Lock() self._voice_mode = False # Whether voice mode is enabled self._voice_tts = False # Whether TTS output is enabled self._voice_recorder = None # AudioRecorder instance (lazy init) self._voice_recording = False # Whether currently recording self._voice_processing = False # Whether STT is in progress self._voice_continuous = False # Whether to auto-restart after agent responds self._voice_tts_done = threading.Event() # Signals TTS playback finished self._voice_tts_done.set() # Initially "done" (no TTS pending)
# Register callbacks so terminal_tool prompts route through our UI set_sudo_password_callback(self._sudo_password_callback) set_approval_callback(self._approval_callback) set_secret_capture_callback(self._secret_capture_callback)
# Ensure tirith security scanner is available (downloads if needed). # Warn the user if tirith is enabled in config but not available, # so they know command security scanning is degraded. try: from tools.tirith_security import ensure_installed tirith_path = ensure_installed(log_failures=False) if tirith_path is None: security_cfg = self.config.get("security", {}) or {} tirith_enabled = security_cfg.get("tirith_enabled", True) if tirith_enabled: _cprint(f" {_DIM}⚠ tirith security scanner enabled but not available " f"— command scanning will use pattern matching only{_RST}") except Exception: pass # Non-fatal — fail-open at scan time if unavailable # Key bindings for the input area kb = KeyBindings() @kb.add('enter') def handle_enter(event): """Handle Enter key - submit input. Routes to the correct queue based on active UI state: - Sudo password prompt: password goes to sudo response queue - Approval selection: selected choice goes to approval response queue - Clarify freetext mode: answer goes to the clarify response queue - Clarify choice mode: selected choice goes to the clarify response queue - Agent running: goes to _interrupt_queue (chat() monitors this) - Agent idle: goes to _pending_input (process_loop monitors this) Commands (starting with /) always go to _pending_input so they're handled as commands, not sent as interrupt text to the agent. """ # --- Sudo password prompt: submit the typed password --- if self._sudo_state: text = event.app.current_buffer.text self._sudo_state["response_queue"].put(text) self._sudo_state = None event.app.invalidate() return
# --- Secret prompt: submit the typed secret --- if self._secret_state: text = event.app.current_buffer.text self._submit_secret_response(text) event.app.current_buffer.reset() event.app.invalidate() return
# --- Approval selection: confirm the highlighted choice --- if self._approval_state: self._handle_approval_selection() event.app.invalidate() return
# --- /model picker modal --- if self._model_picker_state: self._handle_model_picker_selection() event.app.current_buffer.reset() event.app.invalidate() return
# --- Clarify freetext mode: user typed their own answer --- if self._clarify_freetext and self._clarify_state: text = event.app.current_buffer.text.strip() if text: self._clarify_state["response_queue"].put(text) self._clarify_state = None self._clarify_freetext = False event.app.current_buffer.reset() event.app.invalidate() return
# --- Clarify choice mode: confirm the highlighted selection --- if self._clarify_state and not self._clarify_freetext: state = self._clarify_state selected = state["selected"] choices = state.get("choices") or [] if selected < len(choices): state["response_queue"].put(choices[selected]) self._clarify_state = None event.app.invalidate() else: # "Other" selected → switch to freetext self._clarify_freetext = True event.app.invalidate() return
# --- Normal input routing --- text = event.app.current_buffer.text.strip() has_images = bool(self._attached_images) if text or has_images: # Handle /model directly on the UI thread so interactive pickers # can safely use prompt_toolkit terminal handoff helpers. if self._should_handle_model_command_inline(text, has_images=has_images): if not self.process_command(text): self._should_exit = True if event.app.is_running: event.app.exit() event.app.current_buffer.reset(append_to_history=True) return
# Handle /steer while the agent is running immediately on the # UI thread. Queuing through _pending_input would deadlock the # steer until after the agent loop finishes (process_loop is # blocked inside self.chat()), which turns /steer into a # post-run next-turn message — defeating mid-run injection. # agent.steer() is thread-safe (holds _pending_steer_lock). if self._should_handle_steer_command_inline(text, has_images=has_images): self.process_command(text) event.app.current_buffer.reset(append_to_history=True) return
# Snapshot and clear attached images images = list(self._attached_images) self._attached_images.clear() event.app.invalidate() # Bundle text + images as a tuple when images are present payload = (text, images) if images else text if self._agent_running and not (text and _looks_like_slash_command(text)): _effective_mode = self.busy_input_mode if _effective_mode == "steer": # Route Enter through /steer — inject mid-run after the # next tool call. Images can't ride along (steer only # appends text), so fall back to queue when images are # attached. If the agent lacks steer() or rejects the # payload, also fall back to queue so nothing is lost. if images or not text: _effective_mode = "queue" else: accepted = False try: if self.agent is not None and hasattr(self.agent, "steer"): accepted = bool(self.agent.steer(text)) except Exception as exc: _cprint(f" {_DIM}Steer failed ({exc}) — queued for next turn.{_RST}") accepted = False if accepted: preview = text[:80] + ("..." if len(text) > 80 else "") _cprint(f" {_ACCENT}⏩ Steered: '{preview}'{_RST}") else: _effective_mode = "queue" if _effective_mode == "queue": # Queue for the next turn instead of interrupting self._pending_input.put(payload) preview = text if text else f"[{len(images)} image{'s' if len(images) != 1 else ''} attached]" _cprint(f" Queued for the next turn: {preview[:80]}{'...' if len(preview) > 80 else ''}") elif _effective_mode == "interrupt": self._interrupt_queue.put(payload) # Debug: log to file when message enters interrupt queue try: _dbg = _hermes_home / "interrupt_debug.log" with open(_dbg, "a") as _f: _f.write(f"{time.strftime('%H:%M:%S')} ENTER: queued interrupt msg={str(payload)[:60]!r}, " f"agent_running={self._agent_running}\n") except Exception: pass # First-touch onboarding: on the very first busy-while-running # event for this install, print a one-line tip explaining the # /busy knob. Flag persists to config.yaml and never fires # again. Guarded for exceptions so onboarding can't break # the input loop. try: from agent.onboarding import ( BUSY_INPUT_FLAG, busy_input_hint_cli, is_seen, mark_seen, ) if not is_seen(CLI_CONFIG, BUSY_INPUT_FLAG): _cprint(f" {_DIM}{busy_input_hint_cli(self.busy_input_mode)}{_RST}") mark_seen(_hermes_home / "config.yaml", BUSY_INPUT_FLAG) CLI_CONFIG.setdefault("onboarding", {}).setdefault("seen", {})[BUSY_INPUT_FLAG] = True except Exception: pass else: self._pending_input.put(payload) event.app.current_buffer.reset(append_to_history=True) @kb.add('escape', 'enter') def handle_alt_enter(event): """Alt+Enter inserts a newline for multi-line input.""" event.current_buffer.insert_text('\n')
@kb.add('c-j') def handle_ctrl_enter(event): """Ctrl+Enter (c-j) inserts a newline. Most terminals send c-j for Ctrl+Enter.""" event.current_buffer.insert_text('\n')
# VSCode/Cursor bind Ctrl+G to "Find Next" at the editor level, so # the keystroke never reaches the embedded terminal. Alt+G is unbound # in those IDEs and arrives here as ('escape', 'g') — register it as # a fallback so the editor handoff works inside Cursor/VSCode too. _editor_filter = Condition( lambda: not self._clarify_state and not self._approval_state and not self._sudo_state and not self._secret_state )
@kb.add('c-g', filter=_editor_filter) @kb.add('escape', 'g', filter=_editor_filter) def handle_open_in_editor(event): """Ctrl+G (or Alt+G in VSCode/Cursor) opens the current draft in an external editor.""" cli_ref._open_external_editor(event.current_buffer)
@kb.add('tab', eager=True) def handle_tab(event): """Tab: accept completion, auto-suggestion, or start completions.
Priority: 1. Completion menu open → accept selected completion 2. Ghost text suggestion available → accept auto-suggestion 3. Otherwise → start completion menu
After accepting a provider like 'anthropic:', the completion menu closes and complete_while_typing doesn't fire (no keystroke). This binding re-triggers completions so stage-2 models appear immediately. """ buf = event.current_buffer if buf.complete_state: # Completion menu is open — accept the selection completion = buf.complete_state.current_completion if completion is None: # Menu open but nothing selected — select first then grab it buf.go_to_completion(0) completion = buf.complete_state and buf.complete_state.current_completion if completion is None: return # Accept the selected completion buf.apply_completion(completion) elif buf.suggestion and buf.suggestion.text: # No completion menu, but there's a ghost text auto-suggestion — accept it buf.insert_text(buf.suggestion.text) else: # No menu and no suggestion — start completions from scratch buf.start_completion()
# --- Clarify tool: arrow-key navigation for multiple-choice questions ---
@kb.add('up', filter=Condition(lambda: bool(self._clarify_state) and not self._clarify_freetext)) def clarify_up(event): """Move selection up in clarify choices.""" if self._clarify_state: self._clarify_state["selected"] = max(0, self._clarify_state["selected"] - 1) event.app.invalidate()
@kb.add('down', filter=Condition(lambda: bool(self._clarify_state) and not self._clarify_freetext)) def clarify_down(event): """Move selection down in clarify choices.""" if self._clarify_state: choices = self._clarify_state.get("choices") or [] max_idx = len(choices) # last index is the "Other" option self._clarify_state["selected"] = min(max_idx, self._clarify_state["selected"] + 1) event.app.invalidate()
# Number keys for quick clarify selection (1-9, 0 for 10th item) def _make_clarify_number_handler(idx): def handler(event): if self._clarify_state and not self._clarify_freetext: choices = self._clarify_state.get("choices") or [] # Map index to choice (treating "Other" as the last option) if idx < len(choices): # Select a numbered choice self._clarify_state["response_queue"].put(choices[idx]) self._clarify_state = None self._clarify_freetext = False event.app.invalidate() elif idx == len(choices): # Select "Other" option self._clarify_freetext = True event.app.invalidate() return handler
for _num in range(10): # 1-9 select items 0-8, 0 selects item 9 (10thitem) _idx = 9 if _num == 0 else _num - 1 kb.add(str(_num), filter=Condition(lambda: bool(self._clarify_state) and not self._clarify_freetext))(_make_clarify_number_handler(_idx))
# --- Dangerous command approval: arrow-key navigation ---
@kb.add('up', filter=Condition(lambda: bool(self._approval_state))) def approval_up(event): if self._approval_state: self._approval_state["selected"] = max(0, self._approval_state["selected"] - 1) event.app.invalidate()
@kb.add('down', filter=Condition(lambda: bool(self._approval_state))) def approval_down(event): if self._approval_state: max_idx = len(self._approval_state["choices"]) - 1 self._approval_state["selected"] = min(max_idx, self._approval_state["selected"] + 1) event.app.invalidate()
# --- /model picker: arrow-key navigation --- @kb.add('up', filter=Condition(lambda: bool(self._model_picker_state))) def model_picker_up(event): if self._model_picker_state: self._model_picker_state["selected"] = max(0, self._model_picker_state.get("selected", 0) - 1) event.app.invalidate()
@kb.add('down', filter=Condition(lambda: bool(self._model_picker_state))) def model_picker_down(event): state = self._model_picker_state if not state: return if state.get("stage") == "provider": max_idx = len(state.get("providers") or []) else: max_idx = len(state.get("model_list") or []) + 1 state["selected"] = min(max_idx, state.get("selected", 0) + 1) event.app.invalidate()
@kb.add('escape', filter=Condition(lambda: bool(self._model_picker_state)), eager=True) def model_picker_escape(event): """ESC closes the /model picker.""" self._close_model_picker() event.app.current_buffer.reset() event.app.invalidate()
# Number keys for quick approval selection (1-9, 0 for 10th item) def _make_approval_number_handler(idx): def handler(event): if self._approval_state and idx < len(self._approval_state["choices"]): self._approval_state["selected"] = idx self._handle_approval_selection() event.app.invalidate() return handler
for _num in range(10): # 1-9 select items 0-8, 0 selects item 9 (10th item) _idx = 9 if _num == 0 else _num - 1 kb.add(str(_num), filter=Condition(lambda: bool(self._approval_state)))(_make_approval_number_handler(_idx))
# --- History navigation: up/down browse history in normal input mode --- # The TextArea is multiline, so by default up/down only move the cursor. # Buffer.auto_up/auto_down handle both: cursor movement when multi-line, # history browsing when on the first/last line (or single-line input). _normal_input = Condition( lambda: not self._clarify_state and not self._approval_state and not self._sudo_state and not self._secret_state and not self._model_picker_state )
@kb.add('up', filter=_normal_input) def history_up(event): """Up arrow: browse history when on first line, else move cursor up.""" event.app.current_buffer.auto_up(count=event.arg)
@kb.add('down', filter=_normal_input) def history_down(event): """Down arrow: browse history when on last line, else move cursor down.""" event.app.current_buffer.auto_down(count=event.arg)
@kb.add('c-l') def handle_ctrl_l(event): """Ctrl+L: force a clean full-screen repaint.
Recovers the UI after external terminal buffer drift — tmux / cmux tab switches, ``clear`` from a subshell, SSH window restores, etc. — that prompt_toolkit can't detect on its own. Matches the universal bash/zsh/fish/vim/htop convention. """ self._force_full_redraw()
@kb.add('c-c') def handle_ctrl_c(event): """Handle Ctrl+C - cancel interactive prompts, interrupt agent, or exit. Priority: 0. Cancel active voice recording 1. Cancel active sudo/approval/clarify prompt 2. Interrupt the running agent (first press) 3. Force exit (second press within 2s, or when idle) """ now = time.time()
# Cancel active voice recording. # Run cancel() in a background thread to prevent blocking the # event loop if AudioRecorder._lock or CoreAudio takes time. _should_cancel_voice = False _recorder_ref = None with cli_ref._voice_lock: if cli_ref._voice_recording and cli_ref._voice_recorder: _recorder_ref = cli_ref._voice_recorder cli_ref._voice_recording = False cli_ref._voice_continuous = False _should_cancel_voice = True if _should_cancel_voice: _cprint(f"\n{_DIM}Recording cancelled.{_RST}") threading.Thread( target=_recorder_ref.cancel, daemon=True ).start() event.app.invalidate() return
# Cancel sudo prompt if self._sudo_state: self._sudo_state["response_queue"].put("") self._sudo_state = None event.app.invalidate() return
# Cancel secret prompt if self._secret_state: self._cancel_secret_capture() event.app.current_buffer.reset() event.app.invalidate() return
# Cancel approval prompt (deny) if self._approval_state: self._approval_state["response_queue"].put("deny") self._approval_state = None event.app.invalidate() return
# Cancel /model picker if self._model_picker_state: self._close_model_picker() event.app.current_buffer.reset() event.app.invalidate() return
# Cancel clarify prompt if self._clarify_state: self._clarify_state["response_queue"].put( "The user cancelled. Use your best judgement to proceed." ) self._clarify_state = None self._clarify_freetext = False event.app.current_buffer.reset() event.app.invalidate() return
if self._agent_running and self.agent: if now - self._last_ctrl_c_time < 2.0: print("\n⚡ Force exiting...") self._should_exit = True event.app.exit() return self._last_ctrl_c_time = now print("\n⚡ Interrupting agent... (press Ctrl+C again to force exit)") self.agent.interrupt() else: # If there's text or images, clear them (like bash). # If everything is already empty, exit. if event.app.current_buffer.text or self._attached_images: event.app.current_buffer.reset() self._attached_images.clear() event.app.invalidate() else: self._should_exit = True event.app.exit() @kb.add('c-d') def handle_ctrl_d(event): """Ctrl+D: delete char under cursor (standard readline behaviour). Only exit when the input is empty — same as bash/zsh. Pending attached images count as input and block the EOF-exit so the user doesn't lose them silently. """ buf = event.app.current_buffer if buf.text: buf.delete() elif self._attached_images: # Empty text but pending attachments — no-op, don't exit. return else: self._should_exit = True event.app.exit()
_modal_prompt_active = Condition( lambda: bool(self._secret_state or self._sudo_state) )
@kb.add('escape', filter=_modal_prompt_active, eager=True) def handle_escape_modal(event): """ESC cancels active secret/sudo prompts.""" if self._secret_state: self._cancel_secret_capture() event.app.current_buffer.reset() event.app.invalidate() return if self._sudo_state: self._sudo_state["response_queue"].put("") self._sudo_state = None event.app.invalidate() return
@kb.add('c-z') def handle_ctrl_z(event): """Handle Ctrl+Z - suspend process to background (Unix only).""" if sys.platform == 'win32': _cprint(f"\n{_DIM}Suspend (Ctrl+Z) is not supported on Windows.{_RST}") event.app.invalidate() return import signal as _sig from prompt_toolkit.application import run_in_terminal from hermes_cli.skin_engine import get_active_skin agent_name = get_active_skin().get_branding("agent_name", "Hermes Agent") msg = f"\n{agent_name} has been suspended. Run `fg` to bring {agent_name} back." def _suspend(): os.write(1, msg.encode()) os.kill(0, _sig.SIGTSTP) run_in_terminal(_suspend)
# Voice push-to-talk key: configurable via config.yaml (voice.record_key) # Default: Ctrl+B (avoids conflict with Ctrl+R readline reverse-search) # Config uses "ctrl+b" format; prompt_toolkit expects "c-b" format. try: from hermes_cli.config import load_config _raw_key = load_config().get("voice", {}).get("record_key", "ctrl+b") _voice_key = _raw_key.lower().replace("ctrl+", "c-").replace("alt+", "a-") except Exception: _voice_key = "c-b"
@kb.add(_voice_key) def handle_voice_record(event): """Toggle voice recording when voice mode is active.
IMPORTANT: This handler runs in prompt_toolkit's event-loop thread. Any blocking call here (locks, sd.wait, disk I/O) freezes the entire UI. All heavy work is dispatched to daemon threads. """ if not cli_ref._voice_mode: return # Always allow STOPPING a recording (even when agent is running) if cli_ref._voice_recording: # Manual stop via push-to-talk key: stop continuous mode with cli_ref._voice_lock: cli_ref._voice_continuous = False # Flag clearing is handled atomically inside _voice_stop_and_transcribe event.app.invalidate() threading.Thread( target=cli_ref._voice_stop_and_transcribe, daemon=True, ).start() else: # Guard: don't START recording during agent run or interactive prompts if cli_ref._agent_running: return if cli_ref._clarify_state or cli_ref._sudo_state or cli_ref._approval_state: return # Guard: don't start while a previous stop/transcribe cycle is # still running — recorder.stop() holds AudioRecorder._lock and # start() would block the event-loop thread waiting for it. if cli_ref._voice_processing: return
# Interrupt TTS if playing, so user can start talking. # stop_playback() is fast (just terminates a subprocess). if not cli_ref._voice_tts_done.is_set(): try: from tools.voice_mode import stop_playback stop_playback() cli_ref._voice_tts_done.set() except Exception: pass
with cli_ref._voice_lock: cli_ref._voice_continuous = True
# Dispatch to a daemon thread so play_beep(sd.wait), # AudioRecorder.start(lock acquire), and config I/O # never block the prompt_toolkit event loop. def _start_recording(): try: cli_ref._voice_start_recording() if hasattr(cli_ref, '_app') and cli_ref._app: cli_ref._app.invalidate() except Exception as e: _cprint(f"\n{_DIM}Voice recording failed: {e}{_RST}")
threading.Thread(target=_start_recording, daemon=True).start() event.app.invalidate() from prompt_toolkit.keys import Keys
@kb.add(Keys.BracketedPaste, eager=True) def handle_paste(event): """Handle terminal paste — detect clipboard images.
When the terminal supports bracketed paste, Ctrl+V / Cmd+V triggers this with the pasted text. We only auto-attach a clipboard image for image-only/empty paste gestures so text pastes and dictation do not accidentally attach stale images.
Large pastes (5+ lines) are collapsed to a file reference placeholder while preserving any existing user text in the buffer. """ # Diagnostic canary: measure how long the paste handler blocks # the prompt_toolkit event loop. If this exceeds ~500ms we log # it so recurring "CLI freezes on paste" reports (issue #16263, # macOS Tahoe 26 + iTerm2/Ghostty) arrive with data attached. _paste_handler_start = time.perf_counter() _paste_raw_size = len(event.data or "") pasted_text = event.data or "" # Normalise line endings — Windows \r\n and old Mac \r both become \n # so the 5-line collapse threshold and display are consistent. pasted_text = pasted_text.replace('\r\n', '\n').replace('\r', '\n') pasted_text = _strip_leaked_bracketed_paste_wrappers(pasted_text) pasted_text = _strip_leaked_terminal_responses(pasted_text) if _should_auto_attach_clipboard_image_on_paste(pasted_text) and self._try_attach_clipboard_image(): event.app.invalidate() if pasted_text: # Sanitize surrogate characters (e.g. from Word/Google Docs paste) before writing from run_agent import _sanitize_surrogates pasted_text = _sanitize_surrogates(pasted_text) line_count = pasted_text.count('\n') buf = event.current_buffer if line_count >= 5 and not buf.text.strip().startswith('/'): _paste_counter[0] += 1 paste_dir = _hermes_home / "pastes" paste_dir.mkdir(parents=True, exist_ok=True) paste_file = paste_dir / f"paste_{_paste_counter[0]}_{datetime.now().strftime('%H%M%S')}.txt" paste_file.write_text(pasted_text, encoding="utf-8") placeholder = f"[Pasted text #{_paste_counter[0]}: {line_count + 1} lines \u2192 {paste_file}]" prefix = "" if buf.cursor_position > 0 and buf.text[buf.cursor_position - 1] != '\n': prefix = "\n" _paste_just_collapsed[0] = True buf.insert_text(prefix + placeholder) else: buf.insert_text(pasted_text) _paste_handler_elapsed_ms = (time.perf_counter() - _paste_handler_start) * 1000.0 if _paste_handler_elapsed_ms > 500.0: logger.warning( "Slow bracketed-paste handler: %.1fms to process %d bytes " "(%d lines) on %s. If the input becomes unresponsive after " "this, attach this log line to the bug report.", _paste_handler_elapsed_ms, _paste_raw_size, pasted_text.count('\n') + 1 if pasted_text else 0, sys.platform, )
@kb.add('c-v') def handle_ctrl_v(event): """Fallback image paste for terminals without bracketed paste.
On Linux terminals (GNOME Terminal, Konsole, etc.), Ctrl+V sends raw byte 0x16 instead of triggering a paste. This binding catches that and checks the clipboard for images. On terminals that DO intercept Ctrl+V for paste (macOS Terminal, iTerm2, VSCode, Windows Terminal), the bracketed paste handler fires instead and this binding never triggers. """ if self._try_attach_clipboard_image(): event.app.invalidate()
@kb.add('escape', 'v') def handle_alt_v(event): """Alt+V — paste image from clipboard.
Alt key combos pass through all terminal emulators (sent as ESC + key), unlike Ctrl+V which terminals intercept for text paste. This is the reliable way to attach clipboard images on WSL2, VSCode, and any terminal over SSH where Ctrl+V can't reach the application for image-only clipboard. """ if self._try_attach_clipboard_image(): event.app.invalidate() else: # No image found — show a hint pass # silent when no image (avoid noise on accidental press)
# Dynamic prompt: shows Hermes symbol when agent is working, # or answer prompt when clarify freetext mode is active. cli_ref = self
def get_prompt(): return cli_ref._get_tui_prompt_fragments()
# Create the input area with multiline (shift+enter), autocomplete, and paste handling from prompt_toolkit.auto_suggest import AutoSuggestFromHistory
_completer = SlashCommandCompleter( skill_commands_provider=lambda: _skill_commands, command_filter=cli_ref._command_available, ) input_area = TextArea( height=Dimension(min=1, max=8, preferred=1), prompt=get_prompt, style='class:input-area', multiline=True, wrap_lines=True, read_only=Condition(lambda: bool(cli_ref._command_running)), history=FileHistory(str(self._history_file)), completer=_completer, complete_while_typing=True, auto_suggest=SlashCommandAutoSuggest( history_suggest=AutoSuggestFromHistory(), completer=_completer, ), ) # Keep prompt_toolkit on its simple tempfile path. Setting # buffer.tempfile = "prompt.md" triggers its complex-tempfile branch, # which tries to mkdir() the mkdtemp() directory again and raises # EEXIST. The suffix keeps markdown highlighting without that bug. input_area.buffer.tempfile_suffix = '.md'
# Dynamic height: accounts for both explicit newlines AND visual # wrapping of long lines so the input area always fits its content. def _input_height(): try: from prompt_toolkit.application import get_app from prompt_toolkit.utils import get_cwidth
doc = input_area.buffer.document prompt_width = max(2, get_cwidth(self._get_tui_prompt_text())) try: available_width = get_app().output.get_size().columns - prompt_width except Exception: available_width = shutil.get_terminal_size((80, 24)).columns - prompt_width if available_width < 10: available_width = 40 visual_lines = 0 for line in doc.lines: # Each logical line takes at least 1 visual row; long lines wrap. # Use prompt_toolkit's cell width so CJK wide characters count as 2. line_width = get_cwidth(line) if line_width <= 0: visual_lines += 1 else: visual_lines += max(1, -(-line_width // available_width)) # ceil division return min(max(visual_lines, 1), 8) except Exception: return 1
input_area.window.height = _input_height
# Paste collapsing: detect large pastes and save to temp file _paste_counter = [0] _prev_text_len = [0] _prev_newline_count = [0] _paste_just_collapsed = [False] self._skip_paste_collapse = False
def _on_text_changed(buf): """Detect large pastes and collapse them to a file reference.
When bracketed paste is available, handle_paste collapses large pastes directly. This handler is a fallback for terminals without bracketed paste support.
Two heuristics (either triggers collapse): 1. Many characters added at once (chars_added > 1) — works when the terminal delivers the paste in one event-loop tick. 2. Newline count jumped by 4+ in a single text-change event — catches terminals that feed characters individually but still batch newlines. Alt+Enter only adds 1 newline per event so it never triggers this. """ text = _strip_leaked_bracketed_paste_wrappers(buf.text) text = _strip_leaked_terminal_responses(text) if text != buf.text: cursor = min(buf.cursor_position, len(text)) _paste_just_collapsed[0] = True buf.text = text buf.cursor_position = cursor _prev_text_len[0] = len(text) _prev_newline_count[0] = text.count('\n') return chars_added = len(text) - _prev_text_len[0] _prev_text_len[0] = len(text) if _paste_just_collapsed[0] or self._skip_paste_collapse: _paste_just_collapsed[0] = False self._skip_paste_collapse = False _prev_newline_count[0] = text.count('\n') return line_count = text.count('\n') newlines_added = line_count - _prev_newline_count[0] _prev_newline_count[0] = line_count is_paste = chars_added > 1 or newlines_added >= 4 if line_count >= 5 and is_paste and not text.startswith('/'): _paste_counter[0] += 1 paste_dir = _hermes_home / "pastes" paste_dir.mkdir(parents=True, exist_ok=True) paste_file = paste_dir / f"paste_{_paste_counter[0]}_{datetime.now().strftime('%H%M%S')}.txt" paste_file.write_text(text, encoding="utf-8") _paste_just_collapsed[0] = True buf.text = f"[Pasted text #{_paste_counter[0]}: {line_count + 1} lines \u2192 {paste_file}]" buf.cursor_position = len(buf.text)
input_area.buffer.on_text_changed += _on_text_changed
# --- Input processors for password masking and inline placeholder ---
# Mask input with '*' when the sudo password prompt is active input_area.control.input_processors.append( ConditionalProcessor( PasswordProcessor(), filter=Condition( lambda: bool(cli_ref._sudo_state) or bool(cli_ref._secret_state) ), ) )
class _PlaceholderProcessor(Processor): """Render grayed-out placeholder text inside the input when empty.""" def __init__(self, get_text): self._get_text = get_text
def apply_transformation(self, ti): if not ti.document.text and ti.lineno == 0: text = self._get_text() if text: # Append after existing fragments (preserves the ❯ prompt) return Transformation(fragments=ti.fragments + [('class:placeholder', text)]) return Transformation(fragments=ti.fragments)
def _get_placeholder(): if cli_ref._voice_recording: return "recording... Ctrl+B to stop, Ctrl+C to cancel" if cli_ref._voice_processing: return "transcribing..." if cli_ref._sudo_state: return "type password (hidden), Enter to submit · ESC to skip" if cli_ref._secret_state: return "type secret (hidden), Enter to submit · ESC to skip" if cli_ref._approval_state: return "" if cli_ref._clarify_freetext: return "type your answer here and press Enter" if cli_ref._clarify_state: return "" if cli_ref._command_running: frame = cli_ref._command_spinner_frame() status = cli_ref._command_status or "Processing command..." return f"{frame} {status}" if cli_ref._agent_running: return "msg=interrupt · /queue · /bg · /steer · Ctrl+C cancel" if cli_ref._voice_mode: return "type or Ctrl+B to record" return ""
input_area.control.input_processors.append(_PlaceholderProcessor(_get_placeholder))
# Hint line above input: shown only for interactive prompts that need # extra instructions (sudo countdown, approval navigation, clarify). # The agent-running interrupt hint is now an inline placeholder above. def get_hint_text(): if cli_ref._sudo_state: remaining = max(0, int(cli_ref._sudo_deadline - time.monotonic())) return [ ('class:hint', ' password hidden · Enter to skip'), ('class:clarify-countdown', f' ({remaining}s)'), ]
if cli_ref._secret_state: remaining = max(0, int(cli_ref._secret_deadline - time.monotonic())) return [ ('class:hint', ' secret hidden · Enter to skip'), ('class:clarify-countdown', f' ({remaining}s)'), ]
if cli_ref._approval_state: remaining = max(0, int(cli_ref._approval_deadline - time.monotonic())) return [ ('class:hint', ' ↑/↓ to select, Enter to confirm'), ('class:clarify-countdown', f' ({remaining}s)'), ]
if cli_ref._clarify_state: remaining = max(0, int(cli_ref._clarify_deadline - time.monotonic())) countdown = f' ({remaining}s)' if cli_ref._clarify_deadline else '' if cli_ref._clarify_freetext: return [ ('class:hint', ' type your answer and press Enter'), ('class:clarify-countdown', countdown), ] return [ ('class:hint', ' ↑/↓ to select, Enter to confirm'), ('class:clarify-countdown', countdown), ]
if cli_ref._command_running: frame = cli_ref._command_spinner_frame() return [ ('class:hint', f' {frame} command in progress · input temporarily disabled'), ]
return []
def get_hint_height(): if cli_ref._sudo_state or cli_ref._secret_state or cli_ref._approval_state or cli_ref._clarify_state or cli_ref._command_running: return 1 # Keep a spacer while the agent runs on roomy terminals, but reclaim # the row on narrow/mobile screens where every line matters. return cli_ref._agent_spacer_height()
def get_spinner_text(): spinner_line = cli_ref._render_spinner_text() if not spinner_line: return [] return [('class:hint', spinner_line)]
def get_spinner_height(): return cli_ref._spinner_widget_height()
spinner_widget = Window( content=FormattedTextControl(get_spinner_text), height=get_spinner_height, wrap_lines=True, )
spacer = Window( content=FormattedTextControl(get_hint_text), height=get_hint_height, )
# --- Clarify tool: dynamic display widget for questions + choices ---
def _panel_box_width(title: str, content_lines: list[str], min_width: int = 46, max_width: int = 76) -> int: """Choose a stable panel width wide enough for the title and content.""" term_cols = shutil.get_terminal_size((100, 20)).columns longest = max([len(title)] + [len(line) for line in content_lines] + [min_width - 4]) inner = min(max(longest + 4, min_width - 2), max_width - 2, max(24, term_cols - 6)) return inner + 2 # account for the single leading/trailing spaces inside borders
def _wrap_panel_text(text: str, width: int, subsequent_indent: str = "") -> list[str]: wrapped = textwrap.wrap( text, width=max(8, width), break_long_words=False, break_on_hyphens=False, subsequent_indent=subsequent_indent, ) return wrapped or [""]
def _append_panel_line(lines, border_style: str, content_style: str, text: str, box_width: int) -> None: inner_width = max(0, box_width - 2) lines.append((border_style, "│ ")) lines.append((content_style, text.ljust(inner_width))) lines.append((border_style, " │\n"))
def _append_blank_panel_line(lines, border_style: str, box_width: int) -> None: lines.append((border_style, "│" + (" " * box_width) + "│\n"))
def _get_clarify_display(): """Build styled text for the clarify question/choices panel.
Layout priority: choices + Other option must always render even if the question is very long. The question is budgeted to leave enough rows for the choices and trailing chrome; anything over the budget is truncated with a marker. """ state = cli_ref._clarify_state if not state: return []
question = state["question"] choices = state.get("choices") or [] selected = state.get("selected", 0) preview_lines = _wrap_panel_text(question, 60) for i, choice in enumerate(choices): # Show number prefix for quick selection (1-9 for items 1-9, 0 for 10th item) if i < 9: num_prefix = str(i + 1) elif i == 9: num_prefix = '0' else: num_prefix = ' ' if i == selected and not cli_ref._clarify_freetext: prefix = f"❯ {num_prefix}. " else: prefix = f" {num_prefix}. " preview_lines.extend(_wrap_panel_text(f"{prefix}{choice}", 60, subsequent_indent=" ")) # "Other" option in preview other_num = len(choices) + 1 if other_num < 10: other_num_prefix = str(other_num) elif other_num == 10: other_num_prefix = '0' else: other_num_prefix = ' ' other_label = ( f"❯ {other_num_prefix}. Other (type below)" if cli_ref._clarify_freetext else f"❯ {other_num_prefix}. Other (type your answer)" if selected == len(choices) else f" {other_num_prefix}. Other (type your answer)" ) preview_lines.extend(_wrap_panel_text(other_label, 60, subsequent_indent=" ")) box_width = _panel_box_width("Hermes needs your input", preview_lines) inner_text_width = max(8, box_width - 2)
# Pre-wrap choices + Other option — these are mandatory. choice_wrapped: list[tuple[int, str]] = [] if choices: for i, choice in enumerate(choices): # Show number prefix for quick selection (1-9 for items 1-9, 0 for 10th item) if i < 9: num_prefix = str(i + 1) elif i == 9: num_prefix = '0' else: num_prefix = ' ' if i == selected and not cli_ref._clarify_freetext: prefix = f'❯ {num_prefix}. ' else: prefix = f' {num_prefix}. ' for wrapped in _wrap_panel_text(f"{prefix}{choice}", inner_text_width, subsequent_indent=" "): choice_wrapped.append((i, wrapped)) # Trailing Other row(s) other_idx = len(choices) other_num = other_idx + 1 if other_num < 10: other_num_prefix = str(other_num) elif other_num == 10: other_num_prefix = '0' else: other_num_prefix = ' ' if selected == other_idx and not cli_ref._clarify_freetext: other_label_mand = f'❯ {other_num_prefix}. Other (type your answer)' elif cli_ref._clarify_freetext: other_label_mand = f'❯ {other_num_prefix}. Other (type below)' else: other_label_mand = f' {other_num_prefix}. Other (type your answer)' other_wrapped = _wrap_panel_text(other_label_mand, inner_text_width, subsequent_indent=" ") elif cli_ref._clarify_freetext: # Freetext-only mode: the guidance line takes the place of choices. other_wrapped = _wrap_panel_text( "Type your answer in the prompt below, then press Enter.", inner_text_width, ) else: other_wrapped = []
# Budget the question so mandatory rows always render. # Chrome layouts: # full : top border + blank_after_title + blank_after_question # + blank_before_bottom + bottom border = 5 rows # tight: top border + bottom border = 2 rows (drop all blanks) # # reserved_below matches the approval-panel budget (~6 rows for # spinner/tool-progress + status + input + separators + prompt). term_rows = shutil.get_terminal_size((100, 24)).lines chrome_full = 5 chrome_tight = 2 reserved_below = 6
available = max(0, term_rows - reserved_below) mandatory_full = chrome_full + len(choice_wrapped) + len(other_wrapped)
use_compact_chrome = mandatory_full > available chrome_rows = chrome_tight if use_compact_chrome else chrome_full
max_question_rows = max(1, available - chrome_rows - len(choice_wrapped) - len(other_wrapped)) max_question_rows = min(max_question_rows, 12) # soft cap on huge terminals
question_wrapped = _wrap_panel_text(question, inner_text_width) if len(question_wrapped) > max_question_rows: keep = max(1, max_question_rows - 1) question_wrapped = question_wrapped[:keep] + ["… (question truncated)"]
lines = [] # Box top border lines.append(('class:clarify-border', '╭─ ')) lines.append(('class:clarify-title', 'Hermes needs your input')) lines.append(('class:clarify-border', ' ' + ('─' * max(0, box_width - len("Hermes needs your input") - 3)) + '╮\n')) if not use_compact_chrome: _append_blank_panel_line(lines, 'class:clarify-border', box_width)
# Question text (bounded) for wrapped in question_wrapped: _append_panel_line(lines, 'class:clarify-border', 'class:clarify-question', wrapped, box_width) if not use_compact_chrome: _append_blank_panel_line(lines, 'class:clarify-border', box_width)
if cli_ref._clarify_freetext and not choices: for wrapped in other_wrapped: _append_panel_line(lines, 'class:clarify-border', 'class:clarify-choice', wrapped, box_width) if not use_compact_chrome: _append_blank_panel_line(lines, 'class:clarify-border', box_width)
if choices: # Multiple-choice mode: show selectable options for i, wrapped in choice_wrapped: style = 'class:clarify-selected' if i == selected and not cli_ref._clarify_freetext else 'class:clarify-choice' _append_panel_line(lines, 'class:clarify-border', style, wrapped, box_width)
# "Other" option (trailing row(s), only shown when choices exist) other_idx = len(choices) # Calculate number prefix for "Other" option other_num = other_idx + 1 if other_num < 10: other_num_prefix = str(other_num) elif other_num == 10: other_num_prefix = '0' else: other_num_prefix = ' ' if selected == other_idx and not cli_ref._clarify_freetext: other_style = 'class:clarify-selected' elif cli_ref._clarify_freetext: other_style = 'class:clarify-active-other' else: other_style = 'class:clarify-choice' for wrapped in other_wrapped: _append_panel_line(lines, 'class:clarify-border', other_style, wrapped, box_width)
if not use_compact_chrome: _append_blank_panel_line(lines, 'class:clarify-border', box_width) lines.append(('class:clarify-border', '╰' + ('─' * box_width) + '╯\n')) return lines
clarify_widget = ConditionalContainer( Window( FormattedTextControl(_get_clarify_display), wrap_lines=True, ), filter=Condition(lambda: cli_ref._clarify_state is not None), )
# --- Sudo password: display widget ---
def _get_sudo_display(): state = cli_ref._sudo_state if not state: return [] title = '🔐 Sudo Password Required' body = 'Enter password below (hidden), or press Enter to skip' box_width = _panel_box_width(title, [body]) lines = [] lines.append(('class:sudo-border', '╭─ ')) lines.append(('class:sudo-title', title)) lines.append(('class:sudo-border', ' ' + ('─' * max(0, box_width - len(title) - 3)) + '╮\n')) _append_blank_panel_line(lines, 'class:sudo-border', box_width) _append_panel_line(lines, 'class:sudo-border', 'class:sudo-text', body, box_width) _append_blank_panel_line(lines, 'class:sudo-border', box_width) lines.append(('class:sudo-border', '╰' + ('─' * box_width) + '╯\n')) return lines
sudo_widget = ConditionalContainer( Window( FormattedTextControl(_get_sudo_display), wrap_lines=True, ), filter=Condition(lambda: cli_ref._sudo_state is not None), )
def _get_secret_display(): state = cli_ref._secret_state if not state: return []
title = '🔑 Skill Setup Required' prompt = state.get("prompt") or f"Enter value for {state.get('var_name', 'secret')}" metadata = state.get("metadata") or {} help_text = metadata.get("help") body = 'Enter secret below (hidden), ESC or Ctrl+C to skip' content_lines = [prompt, body] if help_text: content_lines.insert(1, str(help_text)) box_width = _panel_box_width(title, content_lines) lines = [] lines.append(('class:sudo-border', '╭─ ')) lines.append(('class:sudo-title', title)) lines.append(('class:sudo-border', ' ' + ('─' * max(0, box_width - len(title) - 3)) + '╮\n')) _append_blank_panel_line(lines, 'class:sudo-border', box_width) _append_panel_line(lines, 'class:sudo-border', 'class:sudo-text', prompt, box_width) if help_text: _append_panel_line(lines, 'class:sudo-border', 'class:sudo-text', str(help_text), box_width) _append_blank_panel_line(lines, 'class:sudo-border', box_width) _append_panel_line(lines, 'class:sudo-border', 'class:sudo-text', body, box_width) _append_blank_panel_line(lines, 'class:sudo-border', box_width) lines.append(('class:sudo-border', '╰' + ('─' * box_width) + '╯\n')) return lines
secret_widget = ConditionalContainer( Window( FormattedTextControl(_get_secret_display), wrap_lines=True, ), filter=Condition(lambda: cli_ref._secret_state is not None), )
# --- Dangerous command approval: display widget ---
def _get_approval_display(): return cli_ref._get_approval_display_fragments()
approval_widget = ConditionalContainer( Window( FormattedTextControl(_get_approval_display), wrap_lines=True, ), filter=Condition(lambda: cli_ref._approval_state is not None), )
# --- /model picker: display widget --- def _get_model_picker_display(): state = cli_ref._model_picker_state if not state: return [] stage = state.get("stage", "provider") if stage == "provider": title = "⚙ Model Picker — Select Provider" choices = [] _providers = state.get("providers") for p in _providers if isinstance(_providers, list) else []: count = p.get("total_models", len(p.get("models", []))) label = f"{p['name']} ({count} model{'s' if count != 1 else ''})" if p.get("is_current"): label += " ← current" choices.append(label) choices.append("Cancel") hint = f"Current: {state.get('current_model', 'unknown')} on {state.get('current_provider', 'unknown')}" else: provider_data = state.get("provider_data") or {} model_list = state.get("model_list") or [] title = f"⚙ Model Picker — {provider_data.get('name', provider_data.get('slug', 'Provider'))}" choices = list(model_list) + ["← Back", "Cancel"] if model_list: hint = f"Select a model ({len(model_list)} available)" else: hint = "No models listed for this provider. Use Back or Cancel."
box_width = _panel_box_width(title, [hint] + choices, min_width=46, max_width=84) inner_text_width = max(8, box_width - 6) selected = state.get("selected", 0)
# Scrolling viewport: the panel renders into a Window with no max # height, so without limiting visible items the bottom border and # any items past the available terminal rows get clipped on long # provider catalogs (e.g. Ollama Cloud's 36+ models). try: from prompt_toolkit.application import get_app term_rows = get_app().output.get_size().rows except Exception: term_rows = shutil.get_terminal_size((100, 24)).lines scroll_offset, visible = HermesCLI._compute_model_picker_viewport( selected, state.get("_scroll_offset", 0), len(choices), term_rows, ) state["_scroll_offset"] = scroll_offset
lines = [] lines.append(('class:clarify-border', '╭─ ')) lines.append(('class:clarify-title', title)) lines.append(('class:clarify-border', ' ' + ('─' * max(0, box_width - len(title) - 3)) + '╮\n')) _append_blank_panel_line(lines, 'class:clarify-border', box_width) _append_panel_line(lines, 'class:clarify-border', 'class:clarify-hint', hint, box_width) _append_blank_panel_line(lines, 'class:clarify-border', box_width) for idx in range(scroll_offset, scroll_offset + visible): choice = choices[idx] style = 'class:clarify-selected' if idx == selected else 'class:clarify-choice' prefix = '❯ ' if idx == selected else ' ' for wrapped in _wrap_panel_text(prefix + choice, inner_text_width, subsequent_indent=' '): _append_panel_line(lines, 'class:clarify-border', style, wrapped, box_width) _append_blank_panel_line(lines, 'class:clarify-border', box_width) lines.append(('class:clarify-border', '╰' + ('─' * box_width) + '╯\n')) return lines
model_picker_widget = ConditionalContainer( Window( FormattedTextControl(_get_model_picker_display), wrap_lines=True, ), filter=Condition(lambda: cli_ref._model_picker_state is not None), )
# Horizontal rules above and below the input. # On narrow/mobile terminals we keep the top separator for structure but # hide the bottom one to recover a full row for conversation content. input_rule_top = Window( char='─', height=lambda: cli_ref._tui_input_rule_height("top"), style='class:input-rule', ) input_rule_bot = Window( char='─', height=lambda: cli_ref._tui_input_rule_height("bottom"), style='class:input-rule', )
# Image attachment indicator — shows badges like [📎 Image #1] above input cli_ref = self
def _get_image_bar(): if not cli_ref._attached_images: return [] badges = _format_image_attachment_badges( cli_ref._attached_images, cli_ref._image_counter, ) return [("class:image-badge", f" {badges} ")]
image_bar = Window( content=FormattedTextControl(_get_image_bar), height=Condition(lambda: bool(cli_ref._attached_images)), )
# Persistent voice mode status bar (visible only when voice mode is on) def _get_voice_status(): return cli_ref._get_voice_status_fragments()
voice_status_bar = ConditionalContainer( Window( FormattedTextControl(_get_voice_status), height=1, ), filter=Condition(lambda: cli_ref._voice_mode), )
status_bar = ConditionalContainer( Window( content=FormattedTextControl(lambda: cli_ref._get_status_bar_fragments()), height=1, # Prevent fragments that overflow the terminal width from # wrapping onto a second line, which causes the status bar to # appear duplicated (one full + one partial row) during long # sessions, especially on SSH where shutil.get_terminal_size # may return stale values. _get_status_bar_fragments now reads # width from prompt_toolkit's own output object, so fragments # will always fit; wrap_lines=False is the belt-and-suspenders # guard against any future width mismatch. wrap_lines=False, ), filter=Condition(lambda: cli_ref._status_bar_visible), )
# Allow wrapper CLIs to register extra keybindings. self._register_extra_tui_keybindings(kb, input_area=input_area)
# Layout: interactive prompt widgets + ruled input at bottom. # The sudo, approval, and clarify widgets appear above the input when # the corresponding interactive prompt is active. completions_menu = CompletionsMenu(max_height=12, scroll_offset=1)
layout = Layout( HSplit( self._build_tui_layout_children( sudo_widget=sudo_widget, secret_widget=secret_widget, approval_widget=approval_widget, clarify_widget=clarify_widget, model_picker_widget=model_picker_widget, spinner_widget=spinner_widget, spacer=spacer, status_bar=status_bar, input_rule_top=input_rule_top, image_bar=image_bar, input_area=input_area, input_rule_bot=input_rule_bot, voice_status_bar=voice_status_bar, completions_menu=completions_menu, ) ) ) # Style for the application self._tui_style_base = { 'input-area': '#FFF8DC', 'placeholder': '#555555 italic', 'prompt': '#FFF8DC', 'prompt-working': '#888888 italic', 'hint': '#555555 italic', 'status-bar': 'bg:#1a1a2e #C0C0C0', 'status-bar-strong': 'bg:#1a1a2e #FFD700 bold', 'status-bar-dim': 'bg:#1a1a2e #8B8682', 'status-bar-good': 'bg:#1a1a2e #8FBC8F bold', 'status-bar-warn': 'bg:#1a1a2e #FFD700 bold', 'status-bar-bad': 'bg:#1a1a2e #FF8C00 bold', 'status-bar-critical': 'bg:#1a1a2e #FF6B6B bold', # Bronze horizontal rules around the input area 'input-rule': '#CD7F32', # Clipboard image attachment badges 'image-badge': '#87CEEB bold', 'completion-menu': 'bg:#1a1a2e #FFF8DC', 'completion-menu.completion': 'bg:#1a1a2e #FFF8DC', 'completion-menu.completion.current': 'bg:#333355 #FFD700', 'completion-menu.meta.completion': 'bg:#1a1a2e #888888', 'completion-menu.meta.completion.current': 'bg:#333355 #FFBF00', # Clarify question panel 'clarify-border': '#CD7F32', 'clarify-title': '#FFD700 bold', 'clarify-question': '#FFF8DC bold', 'clarify-choice': '#AAAAAA', 'clarify-selected': '#FFD700 bold', 'clarify-active-other': '#FFD700 italic', 'clarify-countdown': '#CD7F32', # Sudo password panel 'sudo-prompt': '#FF6B6B bold', 'sudo-border': '#CD7F32', 'sudo-title': '#FF6B6B bold', 'sudo-text': '#FFF8DC', # Dangerous command approval panel 'approval-border': '#CD7F32', 'approval-title': '#FF8C00 bold', 'approval-desc': '#FFF8DC bold', 'approval-cmd': '#AAAAAA italic', 'approval-choice': '#AAAAAA', 'approval-selected': '#FFD700 bold', # Voice mode 'voice-prompt': '#87CEEB', 'voice-recording': '#FF4444 bold', 'voice-processing': '#FFA500 italic', 'voice-status': 'bg:#1a1a2e #87CEEB', 'voice-status-recording': 'bg:#1a1a2e #FF4444 bold', } style = PTStyle.from_dict(self._build_tui_style_dict()) # Create the application app = Application( layout=layout, key_bindings=kb, style=style, full_screen=False, mouse_support=False, **({'cursor': _STEADY_CURSOR} if _STEADY_CURSOR is not None else {}), ) self._app = app # Store reference for clarify_callback
# ── Fix ghost status-bar lines on terminal resize ────────────── # When the terminal shrinks (e.g. un-maximize), the emulator reflows # the previously-rendered full-width rows (status bar, input rules) # into multiple narrower rows. prompt_toolkit's _on_resize handler # only cursor_up()s by the stored layout height, missing the extra # rows created by reflow — leaving ghost duplicates visible. # # It's not just column-shrink: widening, row-shrinking, and # multiplexer-driven SIGWINCH-less redraws (cmux / tmux tab switch) # all produce the same class of drift, where the renderer's tracked # _cursor_pos.y no longer matches terminal reality. The only reliable # recovery is a full screen-clear (\x1b[2J\x1b[H) before the next # redraw, so we force one on every resize rather than trying to # compute the exact drift. _original_on_resize = app._on_resize
def _resize_clear_ghosts(): renderer = app.renderer try: out = renderer.output # Reset attributes, erase the entire screen, and home the # cursor. This overwrites any reflowed status-bar rows or # stale content the terminal kept from the prior layout. out.reset_attributes() out.erase_screen() out.cursor_goto(0, 0) out.flush() # Tell the renderer its tracked position is fresh so its # own erase() inside _on_resize doesn't cursor_up() past # the top of the screen. renderer.reset(leave_alternate_screen=False) except Exception: pass # never break resize handling _original_on_resize()
app._on_resize = _resize_clear_ghosts
def spinner_loop(): while not self._should_exit: if not self._app: time.sleep(0.1) continue if self._command_running: self._invalidate(min_interval=0.1) time.sleep(0.1) else: # Do not repaint the idle prompt every second. In non-full-screen # prompt_toolkit mode, background redraws can fight tmux/Ghostty/cmux # viewport restoration after focus changes and visually move the # command input area. Keep idle stable; input/agent events still # invalidate explicitly when the UI actually changes. time.sleep(0.2)
spinner_thread = threading.Thread(target=spinner_loop, daemon=True) spinner_thread.start() # Background thread to process inputs and run agent def process_loop(): while not self._should_exit: try: # Check for pending input with timeout try: user_input = self._pending_input.get(timeout=0.1) except queue.Empty: # Periodic config watcher — auto-reload MCP on mcp_servers change if not self._agent_running: self._check_config_mcp_changes() # Check for background process notifications (completions # and watch pattern matches) while agent is idle. try: from tools.process_registry import process_registry if not process_registry.completion_queue.empty(): evt = process_registry.completion_queue.get_nowait() # Skip if the agent already consumed this via wait/poll/log _evt_sid = evt.get("session_id", "") if evt.get("type") == "completion" and process_registry.is_completion_consumed(_evt_sid): pass # already delivered via tool result else: _synth = _format_process_notification(evt) if _synth: self._pending_input.put(_synth) except Exception: pass continue if not user_input: continue
# Unpack image payload: (text, [Path, ...]) or plain str submit_images = [] if isinstance(user_input, tuple): user_input, submit_images = user_input
if isinstance(user_input, str): user_input = _strip_leaked_bracketed_paste_wrappers(user_input) user_input = _strip_leaked_terminal_responses(user_input) # Check for commands — but detect dragged/pasted file paths first. # See _detect_file_drop() for details. _file_drop = _detect_file_drop(user_input) if isinstance(user_input, str) else None if _file_drop: _drop_path = _file_drop["path"] _remainder = _file_drop["remainder"] if _file_drop["is_image"]: submit_images.append(_drop_path) user_input = _remainder or f"[User attached image: {_drop_path.name}]" _cprint(f" 📎 Auto-attached image: {_drop_path.name}") else: _cprint(f" 📄 Detected file: {_drop_path.name}") user_input = ( f"[User attached file: {_drop_path}]" + (f"\n{_remainder}" if _remainder else "") )
if not _file_drop and isinstance(user_input, str) and _looks_like_slash_command(user_input): _cprint(f"\n⚙️ {user_input}") if not self.process_command(user_input): self._should_exit = True # Schedule app exit if app.is_running: app.exit() continue # Expand paste references back to full content _paste_ref_re = re.compile(r'\[Pasted text #\d+: \d+ lines \u2192 (.+?)\]') paste_refs = list(_paste_ref_re.finditer(user_input)) if isinstance(user_input, str) else [] if paste_refs: user_input = self._expand_paste_references(user_input) print() self._print_user_message_preview(user_input) # Show image attachment count if submit_images: n = len(submit_images) _cprint(f" {_DIM}📎 {n} image{'s' if n > 1 else ''} attached{_RST}")
# Regular chat - run agent self._agent_running = True app.invalidate() # Refresh status line
try: self.chat(user_input, images=submit_images or None) finally: self._agent_running = False self._spinner_text = "" self._tool_start_time = 0.0 self._pending_tool_info.clear() self._last_scrollback_tool = ""
app.invalidate() # Refresh status line
# Continuous voice: auto-restart recording after agent responds. # Dispatch to a daemon thread so play_beep (sd.wait) and # AudioRecorder.start (lock acquire) never block process_loop — # otherwise queued user input would stall silently. if self._voice_mode and self._voice_continuous and not self._voice_recording: def _restart_recording(): try: if self._voice_tts: self._voice_tts_done.wait(timeout=60) time.sleep(0.3) self._voice_start_recording() app.invalidate() except Exception as e: _cprint(f"{_DIM}Voice auto-restart failed: {e}{_RST}") threading.Thread(target=_restart_recording, daemon=True).start()
# Drain process notifications (completions + watch matches) # that arrived while the agent was running. try: from tools.process_registry import process_registry while not process_registry.completion_queue.empty(): evt = process_registry.completion_queue.get_nowait() # Skip if the agent already consumed this via wait/poll/log _evt_sid = evt.get("session_id", "") if evt.get("type") == "completion" and process_registry.is_completion_consumed(_evt_sid): continue # already delivered via tool result _synth = _format_process_notification(evt) if _synth: self._pending_input.put(_synth) except Exception: pass # Non-fatal — don't break the main loop
except Exception as e: print(f"Error: {e}") # Start processing thread process_thread = threading.Thread(target=process_loop, daemon=True) process_thread.start() # Register atexit cleanup so resources are freed even on unexpected exit atexit.register(_run_cleanup) # Register signal handlers for graceful shutdown on SSH disconnect / SIGTERM def _signal_handler(signum, frame): """Handle SIGHUP/SIGTERM by triggering graceful cleanup.
Calls ``self.agent.interrupt()`` first so the agent daemon thread's poll loop sees the per-thread interrupt and kills the tool's subprocess group via ``_kill_process`` (os.killpg). Without this, the main thread dies from KeyboardInterrupt and the daemon thread is killed with it — before it can run one more poll iteration to clean up the subprocess, which was spawned with ``os.setsid`` and therefore survives as an orphan with PPID=1.
Grace window (``HERMES_SIGTERM_GRACE``, default 1.5 s) gives the daemon time to: detect the interrupt (next 200 ms poll) → call _kill_process (SIGTERM + 1 s wait + SIGKILL if needed) → return from _wait_for_process. ``time.sleep`` releases the GIL so the daemon actually runs during the window. """ logger.debug("Received signal %s, triggering graceful shutdown", signum) try: if getattr(self, "agent", None) and getattr(self, "_agent_running", False): self.agent.interrupt(f"received signal {signum}") try: _grace = float(os.getenv("HERMES_SIGTERM_GRACE", "1.5")) except (TypeError, ValueError): _grace = 1.5 if _grace > 0: time.sleep(_grace) except Exception: pass # never block signal handling raise KeyboardInterrupt() try: import signal as _signal _signal.signal(_signal.SIGTERM, _signal_handler) if hasattr(_signal, 'SIGHUP'): _signal.signal(_signal.SIGHUP, _signal_handler) except Exception: pass # Signal handlers may fail in restricted environments # Install a custom asyncio exception handler that suppresses the # "Event loop is closed" RuntimeError from httpx transport cleanup # and the "0 is not registered" KeyError from broken stdin (#6393). # The RuntimeError fix is defense-in-depth — the primary fix is # neuter_async_httpx_del which disables __del__ entirely. The # KeyError fix handles macOS + uv-managed Python environments where # fd 0 is not reliably available to the asyncio selector. def _suppress_closed_loop_errors(loop, context): exc = context.get("exception") if isinstance(exc, RuntimeError) and "Event loop is closed" in str(exc): return # silently suppress if isinstance(exc, KeyError) and "is not registered" in str(exc): return # suppress selector registration failures (#6393) if isinstance(exc, OSError) and getattr(exc, "errno", None) == errno.EIO: return # suppress I/O errors from broken stdout on interrupt (#13710) # Fall back to default handler for everything else loop.default_exception_handler(context)
# Validate stdin before launching prompt_toolkit — on macOS with # uv-managed Python, fd 0 can be invalid or unregisterable with the # asyncio selector, causing "KeyError: '0 is not registered'" (#6393). try: os.fstat(0) except OSError: print( "Error: stdin (fd 0) is not available.\n" "This can happen with certain Python installations (e.g. uv-managed cPython on macOS).\n" "Try reinstalling Python via pyenv or Homebrew, then re-run: hermes setup" ) _run_cleanup() self._print_exit_summary() return
# Run the application with patch_stdout for proper output handling try: with patch_stdout(): # Set the custom handler on prompt_toolkit's event loop try: import asyncio as _aio _loop = _aio.get_event_loop() _loop.set_exception_handler(_suppress_closed_loop_errors) except Exception: pass app.run() except (EOFError, KeyboardInterrupt, BrokenPipeError): pass except (KeyError, OSError) as _stdin_err: # Catch selector registration failures from broken stdin (#6393) # and I/O errors from broken stdout during interrupt (#13710). if isinstance(_stdin_err, OSError) and getattr(_stdin_err, "errno", None) == errno.EIO: pass # suppress broken-stdout I/O errors on interrupt (#13710) elif "is not registered" in str(_stdin_err) or "Bad file descriptor" in str(_stdin_err): print( f"\nError: stdin is not usable ({_stdin_err}).\n" "This can happen with certain Python installations (e.g. uv-managed cPython on macOS).\n" "Try reinstalling Python via pyenv or Homebrew, then re-run: hermes setup" ) else: raise finally: self._should_exit = True # Interrupt the agent immediately so its daemon thread stops making # API calls and exits promptly (agent_thread is daemon, so the # process will exit once the main thread finishes, but interrupting # avoids wasted API calls and lets run_conversation clean up). if self.agent and getattr(self, '_agent_running', False): try: self.agent.interrupt() except Exception: pass # Shut down voice recorder (release persistent audio stream) if hasattr(self, '_voice_recorder') and self._voice_recorder: try: self._voice_recorder.shutdown() except Exception: pass self._voice_recorder = None # Clean up old temp voice recordings try: from tools.voice_mode import cleanup_temp_recordings cleanup_temp_recordings() except Exception: pass # Unregister callbacks to avoid dangling references set_sudo_password_callback(None) set_approval_callback(None) set_secret_capture_callback(None) # Close session in SQLite if hasattr(self, '_session_db') and self._session_db and self.agent: try: self._session_db.end_session(self.agent.session_id, "cli_close") except (Exception, KeyboardInterrupt) as e: logger.debug("Could not close session in DB: %s", e) # Plugin hook: on_session_end — safety net for interrupted exits. # run_conversation() already fires this per-turn on normal completion, # so only fire here if the agent was mid-turn (_agent_running) when # the exit occurred, meaning run_conversation's hook didn't fire. if self.agent and getattr(self, '_agent_running', False): try: from hermes_cli.plugins import invoke_hook as _invoke_hook _invoke_hook( "on_session_end", session_id=self.agent.session_id, completed=False, interrupted=True, model=getattr(self.agent, 'model', None), platform=getattr(self.agent, 'platform', None) or "cli", ) except Exception: pass _run_cleanup() self._print_exit_summary()
# ============================================================================# Main Entry Point# ============================================================================
def main( query: str = None, q: str = None, image: str = None, toolsets: str = None, skills: str | list[str] | tuple[str, ...] = None, model: str = None, provider: str = None, api_key: str = None, base_url: str = None, max_turns: int = None, verbose: bool = False, quiet: bool = False, compact: bool = False, list_tools: bool = False, list_toolsets: bool = False, gateway: bool = False, resume: str = None, worktree: bool = False, w: bool = False, checkpoints: bool = False, pass_session_id: bool = False, ignore_user_config: bool = False, ignore_rules: bool = False,): """ Hermes Agent CLI - Interactive AI Assistant Args: query: Single query to execute (then exit). Alias: -q q: Shorthand for --query image: Optional local image path to attach to a single query toolsets: Comma-separated list of toolsets to enable (e.g., "web,terminal") skills: Comma-separated or repeated list of skills to preload for the session model: Model to use (default: anthropic/claude-opus-4-20250514) provider: Inference provider ("auto", "openrouter", "nous", "openai-codex", "zai", "kimi-coding", "minimax", "minimax-cn") api_key: API key for authentication base_url: Base URL for the API max_turns: Maximum tool-calling iterations (default: 60) verbose: Enable verbose logging compact: Use compact display mode list_tools: List available tools and exit list_toolsets: List available toolsets and exit resume: Resume a previous session by its ID (e.g., 20260225_143052_a1b2c3) worktree: Run in an isolated git worktree (for parallel agents). Alias: -w w: Shorthand for --worktree Examples: python cli.py # Start interactive mode python cli.py --toolsets web,terminal # Use specific toolsets python cli.py --skills hermes-agent-dev,github-auth python cli.py -q "What is Python?" # Single query mode python cli.py -q "Describe this" --image ~/storage/shared/Pictures/cat.png python cli.py --list-tools # List tools and exit python cli.py --resume 20260225_143052_a1b2c3 # Resume session python cli.py -w # Start in isolated git worktree python cli.py -w -q "Fix issue #123" # Single query in worktree """ global _active_worktree
# Signal to terminal_tool that we're in interactive mode # This enables interactive sudo password prompts with timeout os.environ["HERMES_INTERACTIVE"] = "1" # Handle gateway mode (messaging + cron) if gateway: import asyncio from gateway.run import start_gateway print("Starting Hermes Gateway (messaging platforms)...") asyncio.run(start_gateway()) return
# Skip worktree for list commands (they exit immediately) if not list_tools and not list_toolsets: # ── Git worktree isolation (#652) ── # Create an isolated worktree so this agent instance doesn't collide # with other agents working on the same repo. use_worktree = worktree or w or CLI_CONFIG.get("worktree", False) wt_info = None if use_worktree: # Prune stale worktrees from crashed/killed sessions _repo = _git_repo_root() if _repo: _prune_stale_worktrees(_repo) wt_info = _setup_worktree() if wt_info: _active_worktree = wt_info os.environ["TERMINAL_CWD"] = wt_info["path"] atexit.register(_cleanup_worktree, wt_info) else: # Worktree was explicitly requested but setup failed — # don't silently run without isolation. return else: wt_info = None # Handle query shorthand query = query or q # Parse toolsets - handle both string and tuple/list inputs # Default to hermes-cli toolset which includes cronjob management tools toolsets_list = None if toolsets: if isinstance(toolsets, str): toolsets_list = [t.strip() for t in toolsets.split(",")] elif isinstance(toolsets, (list, tuple)): # Fire may pass multiple --toolsets as a tuple toolsets_list = [] for t in toolsets: if isinstance(t, str): toolsets_list.extend([x.strip() for x in t.split(",")]) else: toolsets_list.append(str(t)) else: # Use the shared resolver so MCP servers are included at runtime from hermes_cli.tools_config import _get_platform_tools toolsets_list = sorted(_get_platform_tools(CLI_CONFIG, "cli")) parsed_skills = _parse_skills_argument(skills)
# Create CLI instance cli = HermesCLI( model=model, toolsets=toolsets_list, provider=provider, api_key=api_key, base_url=base_url, max_turns=max_turns, verbose=verbose, compact=compact, resume=resume, checkpoints=checkpoints, pass_session_id=pass_session_id, ignore_rules=ignore_rules, )
if parsed_skills: skills_prompt, loaded_skills, missing_skills = build_preloaded_skills_prompt( parsed_skills, task_id=cli.session_id, ) if missing_skills: missing_display = ", ".join(missing_skills) raise ValueError(f"Unknown skill(s): {missing_display}") if skills_prompt: cli.system_prompt = "\n\n".join( part for part in (cli.system_prompt, skills_prompt) if part ).strip() cli.preloaded_skills = loaded_skills
# Inject worktree context into agent's system prompt if wt_info: wt_note = ( f"\n\n[System note: You are working in an isolated git worktree at " f"{wt_info['path']}. Your branch is `{wt_info['branch']}`. " f"Changes here do not affect the main working tree or other agents. " f"Remember to commit and push your changes, and create a PR if appropriate. " f"The original repo is at {wt_info['repo_root']}.]" ) cli.system_prompt = (cli.system_prompt or "") + wt_note # Handle list commands (don't init agent for these) if list_tools: cli.show_banner() cli.show_tools() sys.exit(0) if list_toolsets: cli.show_banner() cli.show_toolsets() sys.exit(0) # Register cleanup for single-query mode (interactive mode registers in run()) atexit.register(_run_cleanup)
# Also install signal handlers in single-query / `-q` mode. Interactive # mode registers its own inside HermesCLI.run(), but `-q` runs # cli.agent.run_conversation() below and AIAgent spawns worker threads # for tools — so when SIGTERM arrives on the main thread, raising # KeyboardInterrupt only unwinds the main thread, not the worker # running _wait_for_process. Python then exits, the child subprocess # (spawned with os.setsid, its own process group) is reparented to # init and keeps running as an orphan. # # Fix: route SIGTERM/SIGHUP through agent.interrupt() which sets the # per-thread interrupt flag the worker's poll loop checks every 200 ms. # Give the worker a grace window to call _kill_process (SIGTERM to the # process group, then SIGKILL after 1 s), then raise KeyboardInterrupt # so main unwinds normally. HERMES_SIGTERM_GRACE overrides the 1.5 s # default for debugging. def _signal_handler_q(signum, frame): logger.debug("Received signal %s in single-query mode", signum) try: _agent = getattr(cli, "agent", None) if _agent is not None: _agent.interrupt(f"received signal {signum}") try: _grace = float(os.getenv("HERMES_SIGTERM_GRACE", "1.5")) except (TypeError, ValueError): _grace = 1.5 if _grace > 0: time.sleep(_grace) except Exception: pass # never block signal handling raise KeyboardInterrupt() try: import signal as _signal _signal.signal(_signal.SIGTERM, _signal_handler_q) if hasattr(_signal, "SIGHUP"): _signal.signal(_signal.SIGHUP, _signal_handler_q) except Exception: pass # signal handler may fail in restricted environments # Handle single query mode if query or image: query, single_query_images = _collect_query_images(query, image) if quiet: # Quiet mode: suppress banner, spinner, tool previews. # Only print the final response and parseable session info. cli.tool_progress_mode = "off" if cli._ensure_runtime_credentials(): effective_query = query if single_query_images: effective_query = cli._preprocess_images_with_vision( query, single_query_images, announce=False, ) turn_route = cli._resolve_turn_agent_config(effective_query) if turn_route["signature"] != cli._active_agent_route_signature: cli.agent = None if cli._init_agent( model_override=turn_route["model"], runtime_override=turn_route["runtime"], request_overrides=turn_route.get("request_overrides"), ): cli.agent.quiet_mode = True cli.agent.suppress_status_output = True # Suppress streaming display callbacks so stdout stays # machine-readable (no styled "Hermes" box, no tool-gen # status lines). The response is printed once below. cli.agent.stream_delta_callback = None cli.agent.tool_gen_callback = None result = cli.agent.run_conversation( user_message=effective_query, conversation_history=cli.conversation_history, ) # Sync session_id if mid-run compression created a # continuation session. The exit line below reports # session_id to stderr for automation wrappers; without # this sync it would point at the ended parent. if ( getattr(cli.agent, "session_id", None) and cli.agent.session_id != cli.session_id ): cli.session_id = cli.agent.session_id response = result.get("final_response", "") if isinstance(result, dict) else str(result) if response: print(response) # Session ID goes to stderr so piped stdout is clean. print(f"\nsession_id: {cli.session_id}", file=sys.stderr) # Ensure proper exit code for automation wrappers sys.exit(1 if isinstance(result, dict) and result.get("failed") else 0) # Exit with error code if credentials or agent init fails sys.exit(1) else: cli.show_banner() _query_label = query or ("[image attached]" if single_query_images else "") if _query_label: cli.console.print(f"[bold blue]Query:[/] {_query_label}") cli.chat(query, images=single_query_images or None) cli._print_exit_summary() return # Run interactive mode cli.run()
if __name__ == "__main__": fire.Fire(main)