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Merge pull request #1316 from GSA/notify-admin-1157
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E2E Test Improvement: leverage the live staging API instead of deploying a local instance in CI/C
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ccostino authored Sep 9, 2024
2 parents 671cad6 + befe202 commit 452f762
Showing 1 changed file with 30 additions and 24 deletions.
54 changes: 30 additions & 24 deletions app/authentication/auth.py
Original file line number Diff line number Diff line change
@@ -1,3 +1,4 @@
import os
import uuid

from flask import current_app, g, request
Expand All @@ -15,7 +16,6 @@
from sqlalchemy.orm.exc import NoResultFound

from app.serialised_models import SerialisedService
from app.utils import debug_not_production
from notifications_utils import request_helper

# stvnrlly - this is silly, but bandit has a multiline string bug (https://github.com/PyCQA/bandit/issues/658)
Expand Down Expand Up @@ -63,36 +63,30 @@ def requires_admin_auth():


def requires_internal_auth(expected_client_id):
debug_not_production(
f"TODO REMOVE: Enter requires_internal_auth with expected client id {expected_client_id}"
)

# Looks like we are hitting this for some reason
# expected_client_id looks like ADMIN_CLIENT_USERNAME on the admin side, and
# INTERNAL_CLIENT_API_KEYS is a dict
keys = current_app.config.get("INTERNAL_CLIENT_API_KEYS")
if keys.get(expected_client_id) is None:
debug_not_production(
f"TODO REMOVE: {expected_client_id} not in {keys}, raising TypeError\n"
)
raise TypeError("Unknown client_id for internal auth")
err_msg = "Unknown client_id for internal auth"
current_app.logger.error(err_msg)
raise TypeError(err_msg)

request_helper.check_proxy_header_before_request()
auth_token = _get_auth_token(request)
debug_not_production(f"TODO REMOVE: auth token {auth_token}")
client_id = _get_token_issuer(auth_token)
debug_not_production(f"TODO_REMOVE: client id {client_id}")
if client_id != expected_client_id:
current_app.logger.info("client_id: %s", client_id)
current_app.logger.info("expected_client_id: %s", expected_client_id)
raise AuthError("Unauthorized: not allowed to perform this action", 401)
err_msg = "Unauthorized: not allowed to perform this action"
current_app.logger.error(err_msg)
raise AuthError(err_msg, 401)

api_keys = [
InternalApiKey(client_id, secret)
for secret in current_app.config.get("INTERNAL_CLIENT_API_KEYS")[client_id]
]
debug_not_production(
f"got the api keys ... note client_id {client_id} should be the service_id {api_keys}"
)

_decode_jwt_token(auth_token, api_keys, client_id)
g.service_id = client_id
Expand Down Expand Up @@ -140,13 +134,19 @@ def requires_auth():


def _decode_jwt_token(auth_token, api_keys, service_id=None):
# Temporary expedient to get e2e tests working. If we are in
# the development or staging environments, just return the first
# api key.
if os.getenv("NOTIFY_ENVIRONMENT") in ["development", "staging"]:
for api_key in api_keys:
return api_key

for api_key in api_keys:
try:
decode_jwt_token(auth_token, api_key.secret)
except TypeError:
debug_not_production(
f"TODO REMOVE: Hit TypeError!!! service_id {service_id} api_keys {api_keys}"
)
err_msg = "Invalid token: type error"
current_app.logger.exception(err_msg)
raise AuthError(
"Invalid token: type error",
403,
Expand All @@ -158,20 +158,26 @@ def _decode_jwt_token(auth_token, api_keys, service_id=None):
err_msg = (
"Error: Your system clock must be accurate to within 30 seconds"
)
current_app.logger.exception(err_msg)
raise AuthError(
err_msg, 403, service_id=service_id, api_key_id=api_key.id
)
except TokenAlgorithmError:
err_msg = "Invalid token: algorithm used is not HS256"
current_app.logger.exception(err_msg)
raise AuthError(err_msg, 403, service_id=service_id, api_key_id=api_key.id)
except TokenDecodeError:
# we attempted to validate the token but it failed meaning it was not signed using this api key.
# Let's try the next one
# TODO: Change this so it doesn't also catch `TokenIssuerError` or `TokenIssuedAtError` exceptions (which
# are children of `TokenDecodeError`) as these should cause an auth error immediately rather than
# continue on to check the next API key
current_app.logger.exception(
"TokenDecodeError. Couldn't decode auth token for given api key"
)
continue
except TokenError:
current_app.logger.exception("TokenError")
# General error when trying to decode and validate the token
raise AuthError(
GENERAL_TOKEN_ERROR_MESSAGE,
Expand All @@ -181,22 +187,22 @@ def _decode_jwt_token(auth_token, api_keys, service_id=None):
)

if api_key.expiry_date:
err_msg = "Invalid token: API key revoked"
current_app.logger.error(err_msg, exc_info=True)
raise AuthError(
"Invalid token: API key revoked",
err_msg,
403,
service_id=service_id,
api_key_id=api_key.id,
)

return api_key
else:
# We are hitting this in the e2e tests, debug why
debug_not_production(
f"auth token {auth_token} keys {api_keys} service_id={service_id}"
)

# service has API keys, but none matching the one the user provided
raise AuthError("Invalid token: API key not found", 403, service_id=service_id)
# if we get here, we probably hit TokenDecodeErrors earlier
err_msg = "Invalid token: API key not found"
current_app.logger.error(err_msg, exc_info=True)
raise AuthError(err_msg, 403, service_id=service_id)


def _get_auth_token(req):
Expand Down

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