70 lines
1.9 KiB
Python
70 lines
1.9 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright 2015 OpenMarket Ltd
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from twisted.internet import defer
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from synapse.api.errors import AuthError
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INVITE_KEYS = {"id_server", "medium", "address", "display_name"}
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JOIN_KEYS = {
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"token",
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"public_key",
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"key_validity_url",
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"sender",
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"signed",
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}
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def has_invite_keys(content):
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for key in INVITE_KEYS:
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if key not in content:
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return False
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return True
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def has_join_keys(content):
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for key in JOIN_KEYS:
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if key not in content:
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return False
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return True
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def join_has_third_party_invite(content):
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if "third_party_invite" not in content:
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return False
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return has_join_keys(content["third_party_invite"])
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def extract_join_keys(src):
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return {
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key: value
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for key, value in src.items()
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if key in JOIN_KEYS
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}
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@defer.inlineCallbacks
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def check_key_valid(http_client, event):
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try:
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response = yield http_client.get_json(
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event.content["third_party_invite"]["key_validity_url"],
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{"public_key": event.content["third_party_invite"]["public_key"]}
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)
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except Exception:
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raise AuthError(502, "Third party certificate could not be checked")
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if "valid" not in response or not response["valid"]:
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raise AuthError(403, "Third party certificate was invalid")
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