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author | Mark Haines <mjark@negativecurvature.net> | 2016-05-05 19:26:30 +0100 |
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committer | Mark Haines <mjark@negativecurvature.net> | 2016-05-05 19:26:30 +0100 |
commit | 1f590f3e9abf25c70078055ba68a99cd5970a4d2 (patch) | |
tree | fe56d6d34f0d57a707e65a7327b587e81265a951 /synapse/rest/client | |
parent | Merge pull request #762 from matrix-org/erikj/report_event (diff) | |
parent | Rename openid/token to openid/request_token (diff) | |
download | synapse-1f590f3e9abf25c70078055ba68a99cd5970a4d2.tar.xz |
Merge pull request #765 from matrix-org/markjh/open_id
Add an openidish mechanism for proving that you own a given user_id
Diffstat (limited to 'synapse/rest/client')
-rw-r--r-- | synapse/rest/client/v2_alpha/openid.py | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/synapse/rest/client/v2_alpha/openid.py b/synapse/rest/client/v2_alpha/openid.py new file mode 100644 index 0000000000..aa1cae8e1e --- /dev/null +++ b/synapse/rest/client/v2_alpha/openid.py @@ -0,0 +1,96 @@ +# -*- coding: utf-8 -*- +# Copyright 2015, 2016 OpenMarket 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. + + +from ._base import client_v2_patterns + +from synapse.http.servlet import RestServlet, parse_json_object_from_request +from synapse.api.errors import AuthError +from synapse.util.stringutils import random_string + +from twisted.internet import defer + +import logging + +logger = logging.getLogger(__name__) + + +class IdTokenServlet(RestServlet): + """ + Get a bearer token that may be passed to a third party to confirm ownership + of a matrix user id. + + The format of the response could be made compatible with the format given + in http://openid.net/specs/openid-connect-core-1_0.html#TokenResponse + + But instead of returning a signed "id_token" the response contains the + name of the issuing matrix homeserver. This means that for now the third + party will need to check the validity of the "id_token" against the + federation /openid/userinfo endpoint of the homeserver. + + Request: + + POST /user/{user_id}/openid/request_token?access_token=... HTTP/1.1 + + {} + + Response: + + HTTP/1.1 200 OK + { + "access_token": "ABDEFGH", + "token_type": "Bearer", + "matrix_server_name": "example.com", + "expires_in": 3600, + } + """ + PATTERNS = client_v2_patterns( + "/user/(?P<user_id>[^/]*)/openid/request_token" + ) + + EXPIRES_MS = 3600 * 1000 + + def __init__(self, hs): + super(IdTokenServlet, self).__init__() + self.auth = hs.get_auth() + self.store = hs.get_datastore() + self.clock = hs.get_clock() + self.server_name = hs.config.server_name + + @defer.inlineCallbacks + def on_POST(self, request, user_id): + requester = yield self.auth.get_user_by_req(request) + if user_id != requester.user.to_string(): + raise AuthError(403, "Cannot request tokens for other users.") + + # Parse the request body to make sure it's JSON, but ignore the contents + # for now. + parse_json_object_from_request(request) + + token = random_string(24) + ts_valid_until_ms = self.clock.time_msec() + self.EXPIRES_MS + + yield self.store.insert_open_id_token(token, ts_valid_until_ms, user_id) + + defer.returnValue((200, { + "access_token": token, + "token_type": "Bearer", + "matrix_server_name": self.server_name, + "expires_in": self.EXPIRES_MS / 1000, + })) + + +def register_servlets(hs, http_server): + IdTokenServlet(hs).register(http_server) |