Files
notifications-api/app/authentication/auth.py
Leo Hemsted 2b645f490a move get_all_notifications_for_service and get_all_notifications_for_job
moved from notifications/rest -> service/rest and job/rest respectively
endpoint routes not affected
removed requires_admin decorator - that should be set by nginx config
as opposed to python code
2016-06-30 10:44:21 +01:00

62 lines
2.1 KiB
Python

from flask import request, jsonify, _request_ctx_stack, current_app
from notifications_python_client.authentication import decode_jwt_token, get_token_issuer
from notifications_python_client.errors import TokenDecodeError, TokenExpiredError
from werkzeug.exceptions import abort
from app.dao.api_key_dao import get_unsigned_secrets
from app import api_user
from functools import wraps
def authentication_response(message, code):
return jsonify(result='error',
message={"token": [message]}
), code
def requires_auth():
auth_header = request.headers.get('Authorization', None)
if not auth_header:
return authentication_response('Unauthorized, authentication token must be provided', 401)
auth_scheme = auth_header[:7]
if auth_scheme != 'Bearer ':
return authentication_response('Unauthorized, authentication bearer scheme must be used', 401)
auth_token = auth_header[7:]
try:
api_client = fetch_client(get_token_issuer(auth_token))
except TokenDecodeError:
return authentication_response("Invalid token: signature", 403)
for secret in api_client['secret']:
try:
decode_jwt_token(
auth_token,
secret
)
_request_ctx_stack.top.api_user = api_client
return
except TokenExpiredError:
errors_resp = authentication_response("Invalid token: expired", 403)
except TokenDecodeError:
errors_resp = authentication_response("Invalid token: signature", 403)
if not api_client['secret']:
errors_resp = authentication_response("Invalid token: no api keys for service", 403)
current_app.logger.info(errors_resp)
return errors_resp
def fetch_client(client):
if client == current_app.config.get('ADMIN_CLIENT_USER_NAME'):
return {
"client": client,
"secret": [current_app.config.get('ADMIN_CLIENT_SECRET')]
}
else:
return {
"client": client,
"secret": get_unsigned_secrets(client)
}