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69 lines
2.4 KiB
Python
69 lines
2.4 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright 2014 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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"""This module contains REST servlets to do with event streaming, /events."""
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from twisted.internet import defer
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from synapse.api.errors import SynapseError
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from synapse.streams.config import PaginationConfig
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from synapse.rest.base import RestServlet, client_path_pattern
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class EventStreamRestServlet(RestServlet):
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PATTERN = client_path_pattern("/events$")
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DEFAULT_LONGPOLL_TIME_MS = 30000
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@defer.inlineCallbacks
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def on_GET(self, request):
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auth_user = yield self.auth.get_user_by_req(request)
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handler = self.handlers.event_stream_handler
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pagin_config = PaginationConfig.from_request(request)
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timeout = EventStreamRestServlet.DEFAULT_LONGPOLL_TIME_MS
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if "timeout" in request.args:
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try:
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timeout = int(request.args["timeout"][0])
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except ValueError:
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raise SynapseError(400, "timeout must be in milliseconds.")
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chunk = yield handler.get_stream(auth_user.to_string(), pagin_config,
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timeout=timeout)
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defer.returnValue((200, chunk))
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def on_OPTIONS(self, request):
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return (200, {})
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# TODO: Unit test gets, with and without auth, with different kinds of events.
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class EventRestServlet(RestServlet):
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PATTERN = client_path_pattern("/events/(?P<event_id>[^/]*)$")
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@defer.inlineCallbacks
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def on_GET(self, request, event_id):
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auth_user = yield self.auth.get_user_by_req(request)
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handler = self.handlers.event_handler
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event = yield handler.get_event(auth_user, event_id)
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if event:
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defer.returnValue((200, self.hs.serialize_event(event)))
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else:
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defer.returnValue((404, "Event not found."))
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def register_servlets(hs, http_server):
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EventStreamRestServlet(hs).register(http_server)
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EventRestServlet(hs).register(http_server)
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