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Hermes-Skills/productivity/google-workspace/scripts/gws_bridge.py
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Hermes Skills Manager 6770bc9b9d Initial commit: Hermes Agent skills collection
- Trading skills (OKX, dividend, lottery, quantitative)
- Creative skills (ASCII art, diagrams, video)
- Development skills (GitHub, debugging, TDD)
- Research skills (arXiv, blog monitoring)
- Productivity skills (email, documents, notes)
- MCP integration skills
- Custom user skills
2026-07-05 02:31:15 -04:00

112 lines
3.6 KiB
Python
Executable File

#!/usr/bin/env python3
"""Bridge between Hermes OAuth token and gws CLI.
Refreshes the token if expired, then executes gws with the valid access token.
"""
import json
import os
import subprocess
import sys
from datetime import datetime, timezone
from pathlib import Path
# Ensure sibling modules (_hermes_home) are importable when run standalone.
_SCRIPTS_DIR = str(Path(__file__).resolve().parent)
if _SCRIPTS_DIR not in sys.path:
sys.path.insert(0, _SCRIPTS_DIR)
from _hermes_home import get_hermes_home
def get_token_path() -> Path:
return get_hermes_home() / "google_token.json"
def _normalize_authorized_user_payload(payload: dict) -> dict:
normalized = dict(payload)
if not normalized.get("type"):
normalized["type"] = "authorized_user"
return normalized
def refresh_token(token_data: dict) -> dict:
"""Refresh the access token using the refresh token."""
import urllib.error
import urllib.parse
import urllib.request
required_keys = ["client_id", "client_secret", "refresh_token", "token_uri"]
missing = [k for k in required_keys if k not in token_data]
if missing:
print(f"ERROR: google_token.json is missing required fields: {', '.join(missing)}", file=sys.stderr)
print("Please re-authenticate by running the Google Workspace setup script.", file=sys.stderr)
sys.exit(1)
params = urllib.parse.urlencode({
"client_id": token_data["client_id"],
"client_secret": token_data["client_secret"],
"refresh_token": token_data["refresh_token"],
"grant_type": "refresh_token",
}).encode()
req = urllib.request.Request(token_data["token_uri"], data=params)
try:
with urllib.request.urlopen(req, timeout=15) as resp:
result = json.loads(resp.read())
except urllib.error.HTTPError as e:
body = e.read().decode("utf-8", errors="replace")
print(f"ERROR: Token refresh failed (HTTP {e.code}): {body}", file=sys.stderr)
print("Re-run setup.py to re-authenticate.", file=sys.stderr)
sys.exit(1)
except (urllib.error.URLError, TimeoutError) as e:
print(f"ERROR: Token refresh failed (network): {e}", file=sys.stderr)
sys.exit(1)
token_data["token"] = result["access_token"]
token_data["expiry"] = datetime.fromtimestamp(
datetime.now(timezone.utc).timestamp() + result["expires_in"],
tz=timezone.utc,
).isoformat()
get_token_path().write_text(
json.dumps(_normalize_authorized_user_payload(token_data), indent=2)
)
return token_data
def get_valid_token() -> str:
"""Return a valid access token, refreshing if needed."""
token_path = get_token_path()
if not token_path.exists():
print("ERROR: No Google token found. Run setup.py --auth-url first.", file=sys.stderr)
sys.exit(1)
token_data = json.loads(token_path.read_text())
expiry = token_data.get("expiry", "")
if expiry:
exp_dt = datetime.fromisoformat(expiry.replace("Z", "+00:00"))
now = datetime.now(timezone.utc)
if now >= exp_dt:
token_data = refresh_token(token_data)
return token_data["token"]
def main():
"""Refresh token if needed, then exec gws with remaining args."""
if len(sys.argv) < 2:
print("Usage: gws_bridge.py <gws args...>", file=sys.stderr)
sys.exit(1)
access_token = get_valid_token()
env = os.environ.copy()
env["GOOGLE_WORKSPACE_CLI_TOKEN"] = access_token
result = subprocess.run(["gws"] + sys.argv[1:], env=env)
sys.exit(result.returncode)
if __name__ == "__main__":
main()