GCP container image that prints details of the access_token

main.py

import os

from flask import Flask

import google.auth
from google.auth.transport.requests import AuthorizedSession

from google.auth import impersonated_credentials
from google.auth import compute_engine


app = Flask(__name__)

@app.route("/")
def hello_world():
    credentials, project = google.auth.default(scopes=['https://www.googleapis.com/auth/cloud-platform', 'https://www.googleapis.com/auth/drive'])
    authed_session = AuthorizedSession(credentials)
    response = authed_session.get("https://www.googleapis.com/oauth2/v3/tokeninfo")
    return response.json(), 200, {'Content-Type': 'application/json'}


if __name__ == "__main__":
    app.run(debug=True, host="0.0.0.0", port=int(os.environ.get("PORT", 8080)))

FROM python:3.10-slim

ENV PYTHONUNBUFFERED True

ENV APP_HOME /app
WORKDIR $APP_HOME
COPY . ./

RUN pip install --no-cache-dir -r requirements.txt

CMD exec gunicorn --bind :8080 --workers 1 --threads 8 --timeout 0 main:app

Flask==2.0.2
gunicorn==20.1.0
google-auth
requests