250 lines
8 KiB
Python
250 lines
8 KiB
Python
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from urllib.parse import urlencode, parse_qs
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from flask import Blueprint, redirect
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from flask import current_app
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from flask import jsonify
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from flask import render_template, url_for, flash
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from flask_login import login_user, logout_user, current_user
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from werkzeug.utils import redirect
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import logging
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from datetime import timedelta
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from base64 import b64decode
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from flask_dance.consumer import oauth_authorized
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from flask_dance.consumer import OAuth2ConsumerBlueprint
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from oauthlib.oauth2.rfc6749.errors import TokenExpiredError
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from ..model import db, User, SecurityUser, Totp
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from ..form.frontend import ClientCertForm, TOTPForm, \
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TOTPDeleteForm, PasswordChangeForm
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from ..auth_providers import LdapAuthProvider
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frontend_views = Blueprint('frontend', __name__, url_prefix='')
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logger = logging.getLogger(__name__)
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def before_request():
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try:
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resp = current_app.oauth.session.get('/userinfo')
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if not current_user.is_authenticated or resp.status_code is not 200:
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return redirect(url_for('oauth.login'))
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except TokenExpiredError:
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return redirect(url_for('oauth.login'))
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frontend_views.before_request(before_request)
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def init_login_manager(app):
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@app.login_manager.user_loader
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def user_loader(username):
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return User.query_().by_username(username)
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@app.login_manager.request_loader
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def request_loader(_request):
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pass
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@app.login_manager.unauthorized_handler
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def unauthorized():
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return redirect(url_for('oauth.login'))
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base_url = app.config['HYDRA_PUBLIC_URL']
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example_blueprint = OAuth2ConsumerBlueprint(
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"oauth", __name__,
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client_id=app.config['OAUTH_ID'],
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client_secret=app.config['OAUTH_SECRET'],
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base_url=base_url,
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token_url=f"{base_url}/oauth2/token",
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authorization_url=f"{base_url}/oauth2/auth",
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scope=['openid', 'profile', 'manage']
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)
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app.register_blueprint(example_blueprint, url_prefix="/")
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app.oauth = example_blueprint
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@oauth_authorized.connect_via(app.oauth)
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def github_logged_in(blueprint, token):
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if not token:
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flash("Failed to log in.", category="error")
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return False
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print(f'debug ---------------{token}')
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resp = blueprint.session.get("/userinfo")
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if not resp.ok:
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msg = "Failed to fetch user info from GitHub."
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flash(msg, category="error")
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return False
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oauth_info = resp.json()
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db_user = User.query.get(str(oauth_info["sub"]))
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login_user(SecurityUser(db_user.username))
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#flash("Successfully signed in with GitHub.")
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# Since we're manually creating the OAuth model in the database,
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# we should return False so that Flask-Dance knows that
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# it doesn't have to do it. If we don't return False, the OAuth token
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# could be saved twice, or Flask-Dance could throw an error when
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# trying to incorrectly save it for us.
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return True
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@frontend_views.route('/logout')
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def logout():
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logout_user()
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return redirect(
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f'{current_app.config["HYDRA_PUBLIC_URL"]}/oauth2/sessions/logout')
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@frontend_views.route('/', methods=['GET'])
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def index():
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return render_template('frontend/index.html.j2')
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@frontend_views.route('/client_cert')
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def client_cert():
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client_certs = {}
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for service in current_app.lenticular_services.values():
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client_certs[str(service.name)] = \
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current_app.pki.get_client_certs(current_user, service)
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return render_template(
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'frontend/client_cert.html.j2',
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services=current_app.lenticular_services,
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client_certs=client_certs)
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@frontend_views.route('/client_cert/<service_name>/<serial_number>')
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def get_client_cert(service_name, serial_number):
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service = current_app.lenticular_services[service_name]
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cert = current_app.pki.get_client_cert(
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current_user, service, serial_number)
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return jsonify({
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'data': {
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'pem': cert.pem()}
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})
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@frontend_views.route(
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'/client_cert/<service_name>/<serial_number>', methods=['DELETE'])
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def revoke_client_cert(service_name, serial_number):
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service = current_app.lenticular_services[service_name]
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cert = current_app.pki.get_client_cert(
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current_user, service, serial_number)
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current_app.pki.revoke_certificate(cert)
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return jsonify({})
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@frontend_views.route(
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'/client_cert/<service_name>/new',
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methods=['GET', 'POST'])
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def client_cert_new(service_name):
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service = current_app.lenticular_services[service_name]
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form = ClientCertForm()
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if form.validate_on_submit():
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valid_time = int(form.data['valid_time']) * timedelta(1, 0, 0)
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cert = current_app.pki.signing_publickey(
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current_user,
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service,
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form.data['publickey'],
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valid_time=valid_time)
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return jsonify({
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'status': 'ok',
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'data': {
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'cert': cert.pem(),
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'ca_cert': current_app.pki.get_ca_cert_pem(service)
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}})
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elif form.is_submitted():
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return jsonify({
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'status': 'error',
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'errors': form.errors
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})
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return render_template(
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'frontend/client_cert_new.html.j2',
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service=service,
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form=form)
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@frontend_views.route('/totp')
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def totp():
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delete_form = TOTPDeleteForm()
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return render_template('frontend/totp.html.j2', delete_form=delete_form)
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@frontend_views.route('/totp/new', methods=['GET', 'POST'])
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def totp_new():
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form = TOTPForm()
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if form.validate_on_submit():
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totp = Totp(name=form.data['name'], secret=form.data['secret'])
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if totp.verify(form.data['token']):
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current_user.totps.append(totp)
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db.session.commit()
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return jsonify({
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'status': 'ok'})
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else:
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return jsonify({
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'status': 'error',
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'errors': [
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'TOTP Token invalid'
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]})
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return render_template('frontend/totp_new.html.j2', form=form)
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@frontend_views.route('/totp/<totp_name>/delete', methods=['GET', 'POST'])
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def totp_delete(totp_name):
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totp = Totp.query.filter(Totp.name == totp_name).first()
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db.session.delete(totp)
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db.session.commit()
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return jsonify({
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'status': 'ok'})
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@frontend_views.route('/password_change')
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def password_change():
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form = PasswordChangeForm()
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return render_template('frontend/password_change.html.j2', form=form)
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@frontend_views.route('/password_change', methods=['POST'])
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def password_change_post():
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form = PasswordChangeForm()
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if form.validate():
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password_old = str(form.data['password_old'])
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password_new = str(form.data['password_new'])
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if not LdapAuthProvider.check_auth_internal(
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current_user, password_old):
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return jsonify(
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{'errors': {'password_old': 'Old Password is invalid'}})
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resp = current_user.change_password(password_new)
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if resp:
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print(current_user)
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return jsonify({})
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else:
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return jsonify({'errors': {'internal': 'internal server errror'}})
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return jsonify({'errors': form.errors})
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@frontend_views.route('/oauth2_token')
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def oauth2_tokens():
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subject = current_app.oauth.session.get('/userinfo').json()['sub']
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consent_sessions = current_app.hydra_api.list_subject_consent_sessions(
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subject)
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print(consent_sessions)
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return render_template(
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'frontend/oauth2_tokens.html.j2',
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consent_sessions=consent_sessions)
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@frontend_views.route('/oauth2_token/<client_id>', methods=['DELETE'])
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def oauth2_token_revoke(client_id: str):
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subject = current_app.oauth.session.get('/userinfo').json()['sub']
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current_app.hydra_api.revoke_consent_sessions(
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subject,
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client=client_id)
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return jsonify({})
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