verifier_app.py

from flask import Flask, jsonify
import flask
from flask_session import Session
from flask_pyoidc import OIDCAuthentication
from flask_pyoidc.provider_configuration import ProviderConfiguration, ClientMetadata
from flask_pyoidc.user_session import UserSession
import redis


# Redis init red = redis.StrictRedis()
red= redis.Redis(host='localhost', port=6379, db=0)

# Init Flask
app = Flask(__name__)
app.config.update(
    OIDC_REDIRECT_URI = 'http://127.0.0.1:4000/callback', # your application redirect uri. Must not be used in your code
    SECRET_KEY = "lkjhlkjh" # your application secret code for session, random
)

# Framework Flask and Session setup
app.config['SESSION_PERMANENT'] = True
app.config['SESSION_COOKIE_NAME'] = 'talao'
app.config['SESSION_TYPE'] = 'redis' # Redis server side session
app.config['SESSION_FILE_THRESHOLD'] = 100

sess = Session()
sess.init_app(app)


"""
Init OpenID Connect client PYOIDC with the 3 bridge parameters :  client_id, client_secret and issuer URL
"""
client_metadata = ClientMetadata(
    client_id='qibzzaizvb',
    client_secret= '85bb38f7-2336-11ee-a578-4be368da1fbe',
    post_logout_redirect_uris=['http://127.0.0.1:4000/logout']) # your post logout uri (optional)


auth_params = {'scope': ['openid', 'ethereum', 'defi' ]}

provider_config = ProviderConfiguration(issuer='http://192.168.0.65:3000/sandbox/op',
                                        auth_request_params=auth_params,
                                        client_metadata=client_metadata)

auth = OIDCAuthentication({'default': provider_config}, app)


""" 
Verifiable Credential presented by user is transfered through vp_token in OAuth2 userinfo endpoint

"""
@app.route('/')
@auth.oidc_auth('default')
def index():
    user_session = UserSession(flask.session)    
    return jsonify(access_token=user_session.access_token,
                   id_token=user_session.id_token,
                   userinfo=user_session.userinfo) # this is the user credential
    

if __name__ == '__main__':
    IP = "127.0.0.1"
    app.run( host = IP, port=4000, debug =True)