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# -*- coding: utf-8 -*-
# Copyright 2019 New Vector Ltd
#
# 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.
import re
import twisted.web.server
import synapse.api.auth
from synapse.api.errors import AuthError
from synapse.types import UserID
def historical_admin_path_patterns(path_regex):
"""Returns the list of patterns for an admin endpoint, including historical ones
This is a backwards-compatibility hack. Previously, the Admin API was exposed at
various paths under /_matrix/client. This function returns a list of patterns
matching those paths (as well as the new one), so that existing scripts which rely
on the endpoints being available there are not broken.
Note that this should only be used for existing endpoints: new ones should just
register for the /_synapse/admin path.
"""
return [
re.compile(prefix + path_regex)
for prefix in (
"^/_synapse/admin/v1",
"^/_matrix/client/api/v1/admin",
"^/_matrix/client/unstable/admin",
"^/_matrix/client/r0/admin",
)
]
def admin_patterns(path_regex: str):
"""Returns the list of patterns for an admin endpoint
Args:
path_regex: The regex string to match. This should NOT have a ^
as this will be prefixed.
Returns:
A list of regex patterns.
"""
admin_prefix = "^/_synapse/admin/v1"
patterns = [re.compile(admin_prefix + path_regex)]
return patterns
async def assert_requester_is_admin(
auth: synapse.api.auth.Auth, request: twisted.web.server.Request
) -> None:
"""Verify that the requester is an admin user
Args:
auth: api.auth.Auth singleton
request: incoming request
Raises:
AuthError if the requester is not a server admin
"""
requester = await auth.get_user_by_req(request)
await assert_user_is_admin(auth, requester.user)
async def assert_user_is_admin(auth: synapse.api.auth.Auth, user_id: UserID) -> None:
"""Verify that the given user is an admin user
Args:
auth: api.auth.Auth singleton
user_id: user to check
Raises:
AuthError if the user is not a server admin
"""
is_admin = await auth.is_server_admin(user_id)
if not is_admin:
raise AuthError(403, "You are not a server admin")
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