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Monorepo for Aesthetic.Computer aesthetic.computer
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Shell
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# Shared helpers for AC Native boot media layouts.
MEDIA_LAYOUT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"MEDIA_LAYOUT_ROOT="$(cd "${MEDIA_LAYOUT_DIR}/.." && pwd)"
ac_media_identity_marker() { printf '%s\n' "AC_IDENTITY_BLOCK_V1"}
ac_media_identity_size() { printf '%s\n' "32768"}
ac_media_nixos_data_label() { printf '%s\n' "${AC_NIXOS_DATA_LABEL:-ACDATA}"}
ac_media_nixos_data_size_mib() { printf '%s\n' "${AC_NIXOS_DATA_PARTITION_MIB:-512}"}
ac_media_legacy_config_size() { printf '%s\n' "${AC_LEGACY_CONFIG_BYTES:-4096}"}
ac_media_default_identity_json() { printf '%s' '{"handle":"","piece":"notepat","sub":"","email":""}'}
ac_media_identity_filename() { printf '%s\n' "${AC_IDENTITY_FILENAME:-identity.bin}"}
ac_media_bootloader_path() { local splash="${AC_SPLASH_EFI:-${MEDIA_LAYOUT_ROOT}/bootloader/splash.efi}" local splash_dir splash_dir="$(dirname "${splash}")" local splash_src="${splash_dir}/splash.c" local splash_font="${splash_dir}/font8x8.h" local splash_make="${splash_dir}/Makefile"
if [ -f "${splash_make}" ] && [ -f "${splash_src}" ]; then if [ ! -f "${splash}" ] || [ "${splash_src}" -nt "${splash}" ] || { [ -f "${splash_font}" ] && [ "${splash_font}" -nt "${splash}" ]; } || [ "${splash_make}" -nt "${splash}" ]; then (cd "${splash_dir}" && make all >/dev/null) || { echo "Failed to rebuild splash bootloader in ${splash_dir}" >&2 return 1 } fi fi if [ ! -f "${splash}" ]; then echo "Missing splash bootloader: ${splash}" >&2 return 1 fi printf '%s\n' "${splash}"}
ac_media_stage_tree_size_mib() { local stage_root="$1" local size_mb size_mb=$(du -sm "${stage_root}" 2>/dev/null | awk '{print $1}') printf '%s\n' "${size_mb:-1}"}
ac_stage_tree_size_mb() { ac_media_stage_tree_size_mib "$@"}
ac_media_file_mib() { local file_path="$1" local bytes bytes=$(stat -c%s "${file_path}") printf '%s\n' $(( (bytes + 1048575) / 1048576 ))}
ac_write_identity_block_config() { local out_path="$1" local marker="$2" local total_bytes="$3" local json_payload="$4"
mkdir -p "$(dirname "${out_path}")" printf '%s\n' "${marker}" > "${out_path}" printf '%s' "${json_payload}" >> "${out_path}"
local current_size current_size=$(stat -c%s "${out_path}") if [ "${current_size}" -gt "${total_bytes}" ]; then echo "Identity block payload exceeds ${total_bytes} bytes" >&2 return 1 fi
local pad_size=$(( total_bytes - current_size )) dd if=/dev/zero bs=1 count="${pad_size}" status=none >> "${out_path}"}
ac_media_write_identity_config() { local out_path="$1" local json_payload="${2:-$(ac_media_default_identity_json)}"
ac_write_identity_block_config \ "${out_path}" \ "$(ac_media_identity_marker)" \ "$(ac_media_identity_size)" \ "${json_payload}"}
ac_media_write_legacy_config() { local out_path="$1" local json_payload="${2:-$(ac_media_default_identity_json)}" local total_bytes local current_size local pad_size
total_bytes="$(ac_media_legacy_config_size)" mkdir -p "$(dirname "${out_path}")" printf '%s' "${json_payload}" > "${out_path}"
current_size=$(stat -c%s "${out_path}") if [ "${current_size}" -gt "${total_bytes}" ]; then echo "Legacy config payload exceeds ${total_bytes} bytes" >&2 return 1 fi
pad_size=$(( total_bytes - current_size )) if [ "${pad_size}" -gt 0 ]; then head -c "${pad_size}" < /dev/zero | tr '\000' ' ' >> "${out_path}" fi}
ac_media_write_global_wifi_creds() { local out_path="$1"
mkdir -p "$(dirname "${out_path}")" # Keep this preset list in sync with the hardcoded fallbacks in src/wifi.c. cat > "${out_path}" <<'EOF'[ {"ssid":"aesthetic.computer","pass":"aesthetic.computer"}, {"ssid":"ATT2AWTpcr","pass":"t84q%7%g2h8u"}, {"ssid":"ATTcifXGXi","pass":"dvt%mnk8h6z"}, {"ssid":"GettyLink","pass":""}, {"ssid":"Tondo_Guest","pass":"California"}, {"ssid":"Eightfold Coffee","pass":"wecloseat430"}, {"ssid":"TP-Link_F12F","pass":"32139297"}, {"ssid":"Plot","pass":"blanketfort"}]EOF}
ac_media_merge_wifi_creds() { local out_path="$1" local base_path="$2" local extra_path="${3:-}"
if [ ! -f "${base_path}" ]; then echo "Missing base wifi creds: ${base_path}" >&2 return 1 fi
if [ -z "${extra_path}" ] || [ ! -f "${extra_path}" ]; then cp "${base_path}" "${out_path}" return 0 fi
python3 - "${base_path}" "${extra_path}" "${out_path}" <<'PYEOF'import jsonimport pathlibimport sys
base_path, extra_path, out_path = sys.argv[1:]
def read_creds(path): try: data = json.loads(pathlib.Path(path).read_text()) except Exception: return [] if not isinstance(data, list): return []
creds = [] for entry in data: if not isinstance(entry, dict): continue ssid = entry.get("ssid") password = entry.get("pass", "") if not isinstance(ssid, str) or not ssid: continue if not isinstance(password, str): password = "" creds.append({"ssid": ssid, "pass": password}) return creds
merged = {}order = []for path in (base_path, extra_path): for entry in read_creds(path): ssid = entry["ssid"] if ssid not in merged: order.append(ssid) merged[ssid] = entry
pathlib.Path(out_path).write_text( json.dumps([merged[ssid] for ssid in order], indent=2) + "\n")PYEOF}
ac_media_summarize_wifi_creds_file() { local wifi_path="$1"
if [ ! -f "${wifi_path}" ]; then echo "wifi=missing" return 1 fi
python3 - "${wifi_path}" <<'PYEOF'import jsonimport pathlibimport sys
path = pathlib.Path(sys.argv[1])try: data = json.loads(path.read_text())except Exception: print("wifi=invalid") raise SystemExit(1)
if not isinstance(data, list): print("wifi=invalid") raise SystemExit(1)
count = sum( 1 for entry in data if isinstance(entry, dict) and isinstance(entry.get("ssid"), str) and entry.get("ssid"))print(f"wifi={count}")PYEOF}
ac_media_stage_boot_tree() { local stage_root="$1" local kernel_path="$2" local config_path="$3" local bootloader_path
if [ ! -f "${kernel_path}" ]; then echo "Missing kernel: ${kernel_path}" >&2 return 1 fi if [ ! -f "${config_path}" ]; then echo "Missing config: ${config_path}" >&2 return 1 fi
bootloader_path="$(ac_media_bootloader_path)" || return 1
rm -rf "${stage_root}" mkdir -p "${stage_root}/EFI/BOOT"
# Kernel as BOOTX64.EFI — standard UEFI fallback path, works on all firmware. # No splash chainloader needed; the kernel's EFI stub boots directly. cp "${kernel_path}" "${stage_root}/EFI/BOOT/BOOTX64.EFI" # 32-bit UEFI fallback: kernel's EFI stub with EFI_MIXED=y can boot # directly from 32-bit firmware (handles 32→64 mode switch internally). cp "${kernel_path}" "${stage_root}/EFI/BOOT/BOOTIA32.EFI" cp "${config_path}" "${stage_root}/config.json"
# Stage slim kernel + initramfs for universal boot (systemd-boot mode). # The kernel's baked-in cmdline has `initrd=\initramfs.cpio.gz`, so the # gzip initramfs MUST land at the ESP root — don't relocate it under # EFI/BOOT/ or the EFI stub will fail to find it at boot time. local kernel_dir kernel_dir="$(dirname "${kernel_path}")" local slim="${kernel_dir}/vmlinuz-slim" if [ -f "${slim}" ]; then cp "${slim}" "${stage_root}/EFI/BOOT/KERNEL-SLIM.EFI" fi local initramfs_gz="${kernel_dir}/initramfs.cpio.gz" local initramfs_lz4="${kernel_dir}/initramfs.cpio.lz4" if [ -f "${initramfs_gz}" ]; then cp "${initramfs_gz}" "${stage_root}/initramfs.cpio.gz" elif [ -f "${initramfs_lz4}" ]; then # Fallback: no .gz produced. Kernel cmdline still says .gz, so this # path is only useful for systemd-boot layouts that pass their own # initrd= in loader/entries/ac-native.conf. cp "${initramfs_lz4}" "${stage_root}/initramfs.cpio.lz4" fi}
ac_stage_boot_media_tree() { ac_media_stage_boot_tree "$@"}
ac_media_create_fat_image() { local stage_root="$1" local image_path="$2" local label="$3" local size_mb="${4:-}"
if [ -z "${size_mb}" ]; then size_mb=$(( $(ac_media_stage_tree_size_mib "${stage_root}") + 64 )) fi
dd if=/dev/zero of="${image_path}" bs=1M count="${size_mb}" status=none mkfs.vfat -F 32 -n "${label}" "${image_path}" >/dev/null 2>&1
export MTOOLS_SKIP_CHECK=1 mmd -i "${image_path}" ::EFI ::EFI/BOOT 2>/dev/null || true if [ -f "${stage_root}/config.json" ]; then mcopy -o -i "${image_path}" "${stage_root}/config.json" ::config.json fi if [ -f "${stage_root}/wifi_creds.json" ]; then mcopy -o -i "${image_path}" "${stage_root}/wifi_creds.json" ::wifi_creds.json fi mcopy -o -i "${image_path}" "${stage_root}/EFI/BOOT/BOOTX64.EFI" ::EFI/BOOT/BOOTX64.EFI # 32-bit UEFI fallback (kernel with EFI_MIXED=y) if [ -f "${stage_root}/EFI/BOOT/BOOTIA32.EFI" ]; then mcopy -o -i "${image_path}" "${stage_root}/EFI/BOOT/BOOTIA32.EFI" ::EFI/BOOT/BOOTIA32.EFI fi # External initramfs at ESP root — matches `initrd=\initramfs.cpio.gz` in # CONFIG_CMDLINE so the kernel EFI stub can load it. if [ -f "${stage_root}/initramfs.cpio.gz" ]; then mcopy -o -i "${image_path}" "${stage_root}/initramfs.cpio.gz" ::initramfs.cpio.gz elif [ -f "${stage_root}/initramfs.cpio.lz4" ]; then mcopy -o -i "${image_path}" "${stage_root}/initramfs.cpio.lz4" ::initramfs.cpio.lz4 fi}
ac_media_create_efi_disk_image() { local stage_root="$1" local image_path="$2" local label="${3:-AC_ESP}" local size_mb="${4:-}" local esp_start=2048 local esp_offset
if [ -z "${size_mb}" ]; then size_mb=$(( $(ac_media_stage_tree_size_mib "${stage_root}") + 96 )) fi
dd if=/dev/zero of="${image_path}" bs=1M count="${size_mb}" status=none printf 'label: gpt\nstart=%s, type=C12A7328-F81F-11D2-BA4B-00A0C93EC93B, name="%s"\n' \ "${esp_start}" "${label}" | sfdisk --force --no-reread "${image_path}" >/dev/null mkfs.vfat -F 32 --offset="${esp_start}" -n "${label}" "${image_path}" >/dev/null
esp_offset=$(( esp_start * 512 )) export MTOOLS_SKIP_CHECK=1 mmd -i "${image_path}@@${esp_offset}" ::EFI ::EFI/BOOT 2>/dev/null || true if [ -f "${stage_root}/config.json" ]; then mcopy -o -i "${image_path}@@${esp_offset}" "${stage_root}/config.json" ::config.json fi if [ -f "${stage_root}/wifi_creds.json" ]; then mcopy -o -i "${image_path}@@${esp_offset}" "${stage_root}/wifi_creds.json" ::wifi_creds.json fi if [ -f "${stage_root}/$(ac_media_identity_filename)" ]; then mcopy -o -i "${image_path}@@${esp_offset}" "${stage_root}/$(ac_media_identity_filename)" "::$(ac_media_identity_filename)" fi mcopy -o -i "${image_path}@@${esp_offset}" "${stage_root}/EFI/BOOT/BOOTX64.EFI" ::EFI/BOOT/BOOTX64.EFI if [ -f "${stage_root}/EFI/BOOT/BOOTIA32.EFI" ]; then mcopy -o -i "${image_path}@@${esp_offset}" "${stage_root}/EFI/BOOT/BOOTIA32.EFI" ::EFI/BOOT/BOOTIA32.EFI fi # External initramfs — see ac_media_create_fat_image for rationale. if [ -f "${stage_root}/initramfs.cpio.gz" ]; then mcopy -o -i "${image_path}@@${esp_offset}" "${stage_root}/initramfs.cpio.gz" ::initramfs.cpio.gz elif [ -f "${stage_root}/initramfs.cpio.lz4" ]; then mcopy -o -i "${image_path}@@${esp_offset}" "${stage_root}/initramfs.cpio.lz4" ::initramfs.cpio.lz4 fi}
ac_create_fat_boot_image() { ac_media_create_fat_image "$@"}
ac_media_partition_start_sector() { local image_path="$1" local partition_number="$2" local partition_name="${image_path}${partition_number}"
sfdisk -d "${image_path}" 2>/dev/null | awk -v partition_name="${partition_name}" ' BEGIN { found = 0 } $1 == partition_name { for (i = 1; i <= NF; i++) { if ($i ~ /^start=/) { value = $i sub(/^start=/, "", value) gsub(/,/, "", value) if (value == "" && i < NF) { value = $(i + 1) gsub(/,/, "", value) } if (value ~ /^[0-9]+$/) { print value found = 1 exit } } } } END { exit found ? 0 : 1 } '}
ac_media_partition_number_for_type_guid() { local image_path="$1" local type_guid="$2"
python3 - "$image_path" "$type_guid" <<'PYEOF'import reimport subprocessimport sys
image_path, type_guid = sys.argv[1:]dump = subprocess.check_output(["sfdisk", "-d", image_path], text=True, stderr=subprocess.DEVNULL)pattern = re.compile(rf"{re.escape(image_path)}(\d+)\s*:.*type=([0-9A-Fa-f\-]+)")for line in dump.splitlines(): match = pattern.match(line.strip()) if match and match.group(2).lower() == type_guid.lower(): print(match.group(1)) raise SystemExit(0)raise SystemExit(1)PYEOF}
ac_media_nixos_data_partition_start_sector() { local image_path="$1" local data_part
data_part="$(ac_media_partition_number_for_type_guid "${image_path}" "EBD0A0A2-B9E5-4433-87C0-68B6B72699C7")" || return 1 ac_media_partition_start_sector "${image_path}" "${data_part}"}
ac_media_generate_manifest() { local image_path="$1" local build_name="$2" local out_path="$3" local identity_size local config_size local identity_marker
identity_size="$(ac_media_identity_size)" config_size="$(ac_media_legacy_config_size)" identity_marker="$(ac_media_identity_marker)"
python3 - "$image_path" "$build_name" "$out_path" "$identity_size" "$config_size" "$identity_marker" <<'PYEOF'import jsonimport osimport sysfrom datetime import datetime, timezone
image_path, build_name, out_path, identity_size, config_size, identity_marker = sys.argv[1:]identity_size = int(identity_size)config_size = int(config_size)needle = b'{"handle":"","piece":"notepat","sub":"","email":""}'identity_header = (identity_marker + "\n").encode()
with open(image_path, "rb") as fh: data = fh.read()
identity_offset = data.find(identity_header)config_offsets = []start = 0while True: idx = data.find(needle, start) if idx < 0: break if idx < len(identity_header) or data[idx - len(identity_header):idx] != identity_header: config_offsets.append(idx) start = idx + len(needle)
manifest = { "name": build_name, "timestamp": datetime.now(timezone.utc).strftime("%Y-%m-%dT%H:%M:%SZ"), "artifactType": "img", "identityBlockOffset": identity_offset, "identityBlockSize": identity_size, "identityMarker": identity_marker, "configOffsets": config_offsets, "configPatchSize": config_size, "imageSize": os.path.getsize(image_path),}
with open(out_path, "w", encoding="utf-8") as fh: json.dump(manifest, fh, indent=2)PYEOF}
ac_media_customize_nixos_efi_boot() { local image_path="$1" local efi_start local efi_offset local tmpdir local orig_cfg local menu_cfg local direct_cfg local linux_line local initrd_line
if [ ! -f "${image_path}" ]; then echo "Missing NixOS image: ${image_path}" >&2 return 1 fi
local efi_part if ! efi_part="$(ac_media_partition_number_for_type_guid "${image_path}" "C12A7328-F81F-11D2-BA4B-00A0C93EC93B")"; then echo "No EFI boot partition found in ${image_path}" >&2 return 1 fi
if ! efi_start="$(ac_media_partition_start_sector "${image_path}" "${efi_part}")"; then echo "No EFI boot partition found in ${image_path}" >&2 return 1 fi
efi_offset=$(( efi_start * 512 )) tmpdir="$(mktemp -d /tmp/ac-nixos-efi.XXXXXX)" orig_cfg="${tmpdir}/grub.cfg.orig" menu_cfg="${tmpdir}/grub-menu.cfg" direct_cfg="${tmpdir}/grub.cfg"
export MTOOLS_SKIP_CHECK=1 if ! mcopy -o -i "${image_path}@@${efi_offset}" ::EFI/BOOT/grub.cfg "${orig_cfg}" >/dev/null 2>&1; then rm -rf "${tmpdir}" echo "Failed to read EFI grub.cfg from ${image_path}" >&2 return 1 fi
linux_line="$(grep -m1 '^[[:space:]]*linux ' "${orig_cfg}" | sed -E 's/^[[:space:]]+//; s/[[:space:]]+\$\{isoboot\}([[:space:]]|$)/ /g; s/[[:space:]]+$//')" initrd_line="$(grep -m1 '^[[:space:]]*initrd ' "${orig_cfg}" | sed -E 's/^[[:space:]]+//; s/[[:space:]]+$//')"
if [ -z "${linux_line}" ] || [ -z "${initrd_line}" ]; then rm -rf "${tmpdir}" echo "Failed to extract kernel/initrd lines from EFI grub.cfg" >&2 return 1 fi
cp "${orig_cfg}" "${menu_cfg}" cat > "${direct_cfg}" <<EOFset timeout=0set default=0set efi_root=\$rootterminal_output consoleterminal_input consoleinsmod part_msdosinsmod fatinsmod iso9660insmod search_fs_file
search --no-floppy --set=root --file /EFI/nixos-installer-image
echo "Booting AC Native..."${linux_line}${initrd_line}boot
echo "AC Native boot failed."if [ -f (\$efi_root)/EFI/BOOT/grub-menu.cfg ]; then configfile (\$efi_root)/EFI/BOOT/grub-menu.cfgfiEOF
if ! mcopy -o -i "${image_path}@@${efi_offset}" "${menu_cfg}" ::EFI/BOOT/grub-menu.cfg >/dev/null 2>&1 || ! mcopy -o -i "${image_path}@@${efi_offset}" "${direct_cfg}" ::EFI/BOOT/grub.cfg >/dev/null 2>&1; then rm -rf "${tmpdir}" echo "Failed to update EFI grub.cfg in ${image_path}" >&2 return 1 fi
rm -rf "${tmpdir}"}
ac_media_ensure_nixos_data_partition() { local image_path="$1" local config_path="$2" local data_size_mib="${3:-$(ac_media_nixos_data_size_mib)}" local wifi_creds_path="${4:-}" local sector_size=512 local data_start local data_offset local label
if [ ! -f "${image_path}" ]; then echo "Missing NixOS image: ${image_path}" >&2 return 1 fi if [ ! -f "${config_path}" ]; then echo "Missing NixOS data config: ${config_path}" >&2 return 1 fi
label="$(ac_media_nixos_data_label)"
if ! data_start="$(ac_media_nixos_data_partition_start_sector "${image_path}")"; then local image_bytes local image_sectors local data_sectors
image_bytes=$(stat -c%s "${image_path}") image_sectors=$(( (image_bytes + sector_size - 1) / sector_size )) data_start=$(( ((image_sectors + 2047) / 2048) * 2048 )) data_sectors=$(( data_size_mib * 1024 * 1024 / sector_size ))
truncate -s $(((data_start + data_sectors) * sector_size)) "${image_path}" printf 'start=%s, size=%s, type=c\n' "${data_start}" "${data_sectors}" | sfdisk --no-reread -N 3 "${image_path}" >/dev/null mkfs.vfat -F 32 -n "${label}" --offset="${data_start}" "${image_path}" >/dev/null fi
data_offset=$(( data_start * sector_size ))
export MTOOLS_SKIP_CHECK=1 mmd -i "${image_path}@@${data_offset}" ::logs 2>/dev/null || true mcopy -o -i "${image_path}@@${data_offset}" "${config_path}" ::config.json if [ -n "${wifi_creds_path}" ] && [ -f "${wifi_creds_path}" ]; then mcopy -o -i "${image_path}@@${data_offset}" "${wifi_creds_path}" ::wifi_creds.json fi}
ac_media_build_hybrid_iso() { local stage_root="$1" local efi_img="$2" local iso_out="$3" local volume_id="${4:-AC_NATIVE}"
if ! command -v xorriso >/dev/null 2>&1; then echo "xorriso not found" >&2 return 1 fi
xorriso -as mkisofs \ -o "${iso_out}" \ -V "${volume_id}" \ -r -J -joliet-long \ -hfsplus \ -hfs-bless-by intel_bootfile /EFI/BOOT/BOOTX64.EFI \ -append_partition 2 0xef "${efi_img}" \ -appended_part_as_apm \ -eltorito-alt-boot \ -e --interval:appended_partition_2:all:: \ -no-emul-boot \ "${stage_root}" 2>&1 | grep -v "^xorriso\|^Drive\|^Media" || true
[ -f "${iso_out}" ]}
ac_media_summarize_config_file() { local config_path="$1"
if [ ! -f "${config_path}" ]; then echo "config=missing" return 1 fi
if command -v jq >/dev/null 2>&1; then jq -r ' def yesno($v): if $v then "yes" else "no" end; "handle=@\(.handle // "unknown") ac_token=\(yesno((((.token // "") | tostring) | length) > 0)) claude_token=\(yesno((((.claudeToken // "") | tostring) | length) > 0)) github_pat=\(yesno((((.githubPat // "") | tostring) | length) > 0)) claude_creds=\(yesno(.claudeCreds? != null)) claude_state=\(yesno(.claudeState? != null))" ' "${config_path}" 2>/dev/null && return 0 fi
if command -v node >/dev/null 2>&1; then node -e " const fs = require('fs'); const cfg = JSON.parse(fs.readFileSync(process.argv[1], 'utf8')); const parts = [ 'handle=@' + (cfg.handle || 'unknown'), 'ac_token=' + ((cfg.token || '').length > 0 ? 'yes' : 'no'), 'claude_token=' + ((cfg.claudeToken || '').length > 0 ? 'yes' : 'no'), 'github_pat=' + ((cfg.githubPat || '').length > 0 ? 'yes' : 'no'), 'claude_creds=' + (cfg.claudeCreds ? 'yes' : 'no'), 'claude_state=' + (cfg.claudeState ? 'yes' : 'no'), ]; console.log(parts.join(' ')); " "${config_path}" 2>/dev/null && return 0 fi
echo "config=unreadable" return 1}
ac_summarize_config_file() { ac_media_summarize_config_file "$@"}