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fork of prime agent with changes i want but are not upstreamable probqbly (and some fixes)
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6.1 kB · 155 lines
TypeScript
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156import { mkdtempSync, rmSync } from "node:fs";import { createServer, type Socket } from "node:net";import { tmpdir } from "node:os";import { join } from "node:path";import { describe, expect, it, vi } from "vitest";import { DAEMON_PROTOCOL_INFO, DAEMON_SCHEMA_REVISION, type DaemonOutbound, type DaemonPeerTransportTicket, type DaemonResponse,} from "../src/modes/daemon/daemon-protocol.js";import { createDaemonSessionTransport, DaemonRoutedClient } from "../src/modes/daemon/daemon-routed-client.js";import { getDaemonSocketIdentity } from "../src/modes/daemon/daemon-socket.js";import { DaemonWorkerClient } from "../src/modes/daemon/daemon-worker-client.js";
const HELLO = { type: "daemon_hello", socketPath: "/tmp/fake.sock", protocol: DAEMON_PROTOCOL_INFO, schemaRevision: DAEMON_SCHEMA_REVISION, clientId: "client-1", serverCapabilities: ["session_input_admission", "direct_peer_transport"],} as const;
function makeFakeEndpoint(hello: unknown = HELLO) { const requests: { type: string }[] = []; return { requests, client: { hello, isConnected: true, supportsServerCapability: (capability: string) => Array.isArray((hello as { serverCapabilities?: string[] })?.serverCapabilities) && (hello as { serverCapabilities: string[] }).serverCapabilities.includes(capability), onMessage: () => () => {}, onClose: () => () => {}, request: async (command: { type: string }): Promise<DaemonResponse> => { requests.push(command); return { type: "response", command: command.type, success: true }; }, close: () => {}, }, };}
describe("DaemonRoutedClient routing", () => { it("routes only session-plane commands the worker's own hello serves to the direct socket", async () => { const supervisor = makeFakeEndpoint(); const direct = makeFakeEndpoint({ ...HELLO, serverCapabilities: [] }); const routed = new DaemonRoutedClient(supervisor.client as never, direct.client as unknown as DaemonWorkerClient);
await routed.request({ type: "abort", activeSessionId: "active-1" }); expect(direct.requests.map((request) => request.type)).toEqual(["abort"]);
// A worker "list" would mean something different; control-plane commands never go direct. await routed.request({ type: "list" }); // The worker hello lacks session_input_admission, so prompt falls back to the supervisor. await routed.request({ type: "prompt", activeSessionId: "active-1", message: "hi" }); expect(direct.requests.map((request) => request.type)).toEqual(["abort"]); expect(supervisor.requests.map((request) => request.type)).toEqual(["list", "prompt"]); routed.close(); });});
describe("createDaemonSessionTransport", () => { it("never asks an old supervisor for a ticket", async () => { const supervisor = makeFakeEndpoint({ ...HELLO, serverCapabilities: [] });
const transport = await createDaemonSessionTransport(supervisor.client as never, "active-1", false);
expect(transport).toBe(supervisor.client); expect(supervisor.requests).toEqual([]); });
it("falls back to the supervisor when the worker socket identity does not match the ticket", async () => { const directory = mkdtempSync(join(tmpdir(), "prime-agent-routed-ticket-")); const socketPath = join(directory, "worker.sock"); const server = createServer(); await new Promise<void>((resolveListen) => server.listen(socketPath, resolveListen)); try { const identity = getDaemonSocketIdentity(socketPath)!; const ticket: DaemonPeerTransportTicket = { purpose: "session_client", socketPath, socketIdentity: { dev: identity.dev, ino: identity.ino + 1 }, workerInstanceId: "instance-1", activeSessionId: "active-1", grantId: "grant-1", token: "token-1", expiresAt: new Date(Date.now() + 10_000).toISOString(), }; const supervisor = makeFakeEndpoint(); supervisor.client.request = async (command: { type: string }): Promise<DaemonResponse> => ({ type: "response", command: command.type, success: true, data: ticket, });
const transport = await createDaemonSessionTransport(supervisor.client as never, "active-1", false);
expect(transport).toBe(supervisor.client); } finally { await new Promise<void>((resolveClose) => server.close(() => resolveClose())); rmSync(directory, { recursive: true, force: true }); } });});
describe("DaemonWorkerClient direct decoding", () => { function makeDirectClient() { const destroyed = vi.fn(); const client = new DaemonWorkerClient("/tmp/prime-agent-direct.sock"); const internals = client as unknown as { socket: Socket; directPeer: boolean; handleFrame(frame: { header: Record<string, unknown>; payload: Buffer }): void; }; internals.socket = { destroyed: false, destroy: destroyed } as unknown as Socket; internals.directPeer = true; return { client, internals, destroyed }; }
it("emits decoded outbound frames to message listeners", () => { const { client, internals } = makeDirectClient(); const messages: DaemonOutbound[] = []; client.onMessage((message) => messages.push(message));
internals.handleFrame({ header: { kind: "outbound", outboundType: "session_detached", payloadEncoding: "jsonl" }, payload: Buffer.from(JSON.stringify({ type: "session_detached", activeSessionId: "active-1" })), });
expect(messages).toEqual([{ type: "session_detached", activeSessionId: "active-1" }]); });
it("closes the direct link on a malformed frame instead of throwing into consumers", () => { const { client, internals, destroyed } = makeDirectClient(); const messages: DaemonOutbound[] = []; const closes: Error[] = []; client.onMessage((message) => messages.push(message)); client.onClose((error) => closes.push(error));
internals.handleFrame({ header: { kind: "outbound", outboundType: "session_event", payloadEncoding: "jsonl" }, payload: Buffer.from("{not json"), });
expect(messages).toEqual([]); expect(destroyed).toHaveBeenCalledOnce(); expect(closes).toHaveLength(1); expect(closes[0]?.name).toBe("DaemonSocketClosedError"); });});