synapse-product/synapse/appservice/api.py
2015-02-05 13:42:35 +00:00

111 lines
3.7 KiB
Python

# -*- coding: utf-8 -*-
# Copyright 2015 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 twisted.internet import defer
from synapse.api.errors import CodeMessageException
from synapse.http.client import SimpleHttpClient
from synapse.events.utils import serialize_event
import logging
import urllib
logger = logging.getLogger(__name__)
class ApplicationServiceApi(SimpleHttpClient):
"""This class manages HS -> AS communications, including querying and
pushing.
"""
def __init__(self, hs):
super(ApplicationServiceApi, self).__init__(hs)
self.clock = hs.get_clock()
@defer.inlineCallbacks
def query_user(self, service, user_id):
uri = service.url + ("/users/%s" % urllib.quote(user_id))
response = None
try:
response = yield self.get_json(uri, {
"access_token": service.hs_token
})
if response: # just an empty json object
defer.returnValue(True)
except CodeMessageException as e:
if e.code == 404:
defer.returnValue(False)
return
logger.warning("query_user to %s received %s", uri, e.code)
except Exception as ex:
logger.warning("query_user to %s threw exception %s", uri, ex)
defer.returnValue(False)
@defer.inlineCallbacks
def query_alias(self, service, alias):
uri = service.url + ("/rooms/%s" % urllib.quote(alias))
response = None
try:
response = yield self.get_json(uri, {
"access_token": service.hs_token
})
if response: # just an empty json object
defer.returnValue(True)
except CodeMessageException as e:
if e.code == 404:
defer.returnValue(False)
return
logger.warning("query_alias to %s received %s", uri, e.code)
except Exception as ex:
logger.warning("query_alias to %s threw exception %s", uri, ex)
defer.returnValue(False)
@defer.inlineCallbacks
def push_bulk(self, service, events):
events = self._serialize(events)
uri = service.url + ("/transactions/%s" %
urllib.quote(str(0))) # TODO txn_ids
response = None
try:
response = yield self.put_json(
uri,
{
"events": events
},
{
"access_token": service.hs_token
})
if response: # just an empty json object
# TODO: Mark txn as sent successfully
defer.returnValue(True)
except CodeMessageException as e:
logger.warning("push_bulk to %s received %s", uri, e.code)
except Exception as ex:
logger.warning("push_bulk to %s threw exception %s", uri, ex)
defer.returnValue(False)
@defer.inlineCallbacks
def push(self, service, event):
response = yield self.push_bulk(service, [event])
defer.returnValue(response)
def _serialize(self, events):
time_now = self.clock.time_msec()
return [
serialize_event(e, time_now, as_client_event=True) for e in events
]