Files
webui-develop/api/startup.py
2026-04-20 10:43:30 +02:00

75 lines
2.8 KiB
Python

"""Hermes Web UI -- startup helpers."""
from __future__ import annotations
import os, stat, subprocess, sys
from pathlib import Path
# Credential files that should never be world-readable
_SENSITIVE_FILES = (
'.env',
'google_token.json',
'google_client_secret.json',
'.signing_key',
'auth.json',
)
def fix_credential_permissions() -> None:
"""Ensure sensitive files in HERMES_HOME are chmod 600 (owner-only)."""
hermes_home = Path(os.environ.get('HERMES_HOME', str(Path.home() / '.hermes')))
if not hermes_home.is_dir():
return
for name in _SENSITIVE_FILES:
fpath = hermes_home / name
if not fpath.exists():
continue
try:
current = stat.S_IMODE(fpath.stat().st_mode)
if current & 0o077: # group or other bits set
fpath.chmod(0o600)
print(f' [security] fixed permissions on {fpath.name} ({oct(current)} -> 0600)', flush=True)
except OSError:
pass # best-effort; don't abort startup
def _agent_dir() -> Path | None:
hermes_home = Path(os.environ.get('HERMES_HOME', str(Path.home() / '.hermes')))
for raw in [os.environ.get('HERMES_WEBUI_AGENT_DIR', '').strip(), str(hermes_home / 'hermes-agent')]:
if not raw:
continue
p = Path(raw).expanduser()
if p.is_dir():
return p.resolve()
return None
def auto_install_agent_deps() -> bool:
agent_dir = _agent_dir()
if agent_dir is None:
print('[!!] Auto-install skipped: agent directory not found.', flush=True)
return False
req_file = agent_dir / 'requirements.txt'
pyproject = agent_dir / 'pyproject.toml'
if req_file.exists():
install_args = [sys.executable, '-m', 'pip', 'install', '--quiet', '-r', str(req_file)]
print(f' Installing from {req_file} ...', flush=True)
elif pyproject.exists():
install_args = [sys.executable, '-m', 'pip', 'install', '--quiet', str(agent_dir)]
print(f' Installing from {agent_dir} (pyproject.toml) ...', flush=True)
else:
print('[!!] Auto-install skipped: no requirements.txt or pyproject.toml in agent dir.', flush=True)
return False
try:
result = subprocess.run(install_args, capture_output=True, text=True, timeout=120)
if result.returncode != 0:
print(f'[!!] pip install failed (exit {result.returncode}):', flush=True)
for line in (result.stderr or '').splitlines()[-10:]:
print(f' {line}', flush=True)
return False
print('[ok] pip install completed.', flush=True)
return True
except subprocess.TimeoutExpired:
print('[!!] Auto-install timed out after 120s.', flush=True)
return False
except Exception as e:
print(f'[!!] Auto-install error: {e}', flush=True)
return False