forked-synapse/synapse/config/jwt_config.py
Richard van der Hoff b8ad756bd0 Fix jwt import check
This handy code attempted to check that we could import jwt, but utterly failed
to check it was the right jwt.

Fixes https://github.com/matrix-org/synapse/issues/3793
2018-09-07 14:20:54 +01:00

54 lines
1.6 KiB
Python

# -*- coding: utf-8 -*-
# Copyright 2015 Niklas Riekenbrauck
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from ._base import Config, ConfigError
MISSING_JWT = (
"""Missing jwt library. This is required for jwt login.
Install by running:
pip install pyjwt
"""
)
class JWTConfig(Config):
def read_config(self, config):
jwt_config = config.get("jwt_config", None)
if jwt_config:
self.jwt_enabled = jwt_config.get("enabled", False)
self.jwt_secret = jwt_config["secret"]
self.jwt_algorithm = jwt_config["algorithm"]
try:
import jwt
jwt # To stop unused lint.
except ImportError:
raise ConfigError(MISSING_JWT)
else:
self.jwt_enabled = False
self.jwt_secret = None
self.jwt_algorithm = None
def default_config(self, **kwargs):
return """\
# The JWT needs to contain a globally unique "sub" (subject) claim.
#
# jwt_config:
# enabled: true
# secret: "a secret"
# algorithm: "HS256"
"""