Files

106 lines
3.2 KiB
Python

#!/usr/bin/env python3
"""Verify Google Drive OAuth credentials are valid.
Priority:
1. DRIVE_CREDS_JSON env var — authorized_user JSON injected by Skald.
2. GOOGLE_CREDS_PATH env var → file on disk (standalone).
3. Default path ./secrets/google_creds.json (standalone).
Loads credentials and does one cheap API probe (files.list(maxResults=1)).
Output: single JSON object on stdout:
{"ok": true, "message": "..."}
{"ok": false, "message": "..."}
"""
from __future__ import annotations
import json
import os
import sys
def _check_api(creds) -> None:
"""Perform a live Drive API probe with the given credentials."""
try:
from google.auth.transport.requests import Request
from googleapiclient.discovery import build
except ImportError as e:
_fail(f"Missing dependencies: {e}. Install google-api-python-client and google-auth.")
return
if creds.expired and creds.refresh_token:
try:
creds.refresh(Request())
except Exception as e:
_fail(f"Token refresh failed: {e}")
return
try:
service = build("drive", "v3", credentials=creds)
result = service.files().list(maxResults=1, q="trashed=false").execute()
count = len(result.get("files", []))
_ok(f"Google Drive API is reachable. {count} recent file(s) found.")
except Exception as e:
_fail(f"API probe failed: {e}")
def main() -> None:
# Priority 1: env var with full JSON (Skald mode)
raw = os.environ.get("DRIVE_CREDS_JSON")
if raw:
try:
from google.oauth2.credentials import Credentials
creds = Credentials.from_authorized_user_info(
json.loads(raw),
["https://www.googleapis.com/auth/drive"],
)
_check_api(creds)
return
except ImportError as e:
_fail(f"Missing dependencies: {e}. Install google-api-python-client and google-auth.")
return
except Exception as e:
_fail(f"Failed to load credentials from DRIVE_CREDS_JSON: {e}")
return
# Priority 2/3: file-based (standalone use)
creds_path = os.environ.get(
"GOOGLE_CREDS_PATH",
os.path.join(os.path.dirname(__file__), "secrets", "google_creds.json"),
)
if not os.path.exists(creds_path):
_fail(f"Credentials not found. Set DRIVE_CREDS_JSON env var (Skald mode) or "
f"place credentials file at {creds_path} (standalone mode).")
return
try:
from google.oauth2.credentials import Credentials
creds = Credentials.from_authorized_user_file(
creds_path,
["https://www.googleapis.com/auth/drive"],
)
except ImportError as e:
_fail(f"Missing dependencies: {e}. Install google-api-python-client and google-auth.")
return
except Exception as e:
_fail(f"Failed to load credentials: {e}")
return
_check_api(creds)
def _ok(message: str) -> None:
json.dump({"ok": True, "message": message}, sys.stdout)
sys.stdout.write("\n")
def _fail(message: str) -> None:
json.dump({"ok": False, "message": message}, sys.stdout)
sys.stdout.write("\n")
sys.exit(1)
if __name__ == "__main__":
main()