fastapi_google_sso_login_with_callback_user_info.py

1from fastapi import FastAPI, Request
2from fastapi.responses import RedirectResponse
3from fastapi_sso.sso.google import GoogleSSO
4
5app = FastAPI()
6
7# Replace these with your actual credentials from the Google Cloud Console
8CLIENT_ID = "your-client-id.apps.googleusercontent.com"
9CLIENT_SECRET = "your-client-secret"
10
11google_sso = GoogleSSO(CLIENT_ID, CLIENT_SECRET, "http://localhost:8000/auth/callback")
12
13@app.get("/auth/login")
14async def auth_init():
15    """Initialize auth and redirect"""
16    with google_sso:
17        return await google_sso.get_login_redirect()
18
19@app.get("/auth/callback")
20async def auth_callback(request: Request):
21    """Verify login and return user info"""
22    with google_sso:
23        user = await google_sso.verify_and_process(request)
24    return {
25        "id": user.id,
26        "email": user.email,
27        "display_name": user.display_name,
28        "picture": user.picture
29    }