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94 lines
3.7 KiB
94 lines
3.7 KiB
10 years ago
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#!/usr/bin/env python
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# -*- 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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from twisted.internet import defer
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from httppusher import HttpPusher
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from synapse.push import PusherConfigException
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import logging
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import json
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logger = logging.getLogger(__name__)
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class PusherPool:
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def __init__(self, _hs):
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self.hs = _hs
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self.store = self.hs.get_datastore()
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self.pushers = []
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self.last_pusher_started = -1
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def start(self):
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self._pushers_added()
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def add_pusher(self, user_name, kind, app, app_display_name, device_display_name, pushkey, data):
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# we try to create the pusher just to validate the config: it will then get pulled out of the database,
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# recreated, added and started: this means we have only one code path adding pushers.
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self._create_pusher({
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"user_name": user_name,
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"kind": kind,
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"app": app,
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"app_display_name": app_display_name,
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"device_display_name": device_display_name,
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"pushkey": pushkey,
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"data": data,
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"last_token": None
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})
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self._add_pusher_to_store(user_name, kind, app, app_display_name, device_display_name, pushkey, data)
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@defer.inlineCallbacks
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def _add_pusher_to_store(self, user_name, kind, app, app_display_name, device_display_name, pushkey, data):
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yield self.store.add_pusher(user_name=user_name,
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kind=kind,
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app=app,
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app_display_name=app_display_name,
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device_display_name=device_display_name,
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pushkey=pushkey,
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data=json.dumps(data))
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self._pushers_added()
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def _create_pusher(self, pusherdict):
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if pusherdict['kind'] == 'http':
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return HttpPusher(self.hs,
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user_name=pusherdict['user_name'],
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app=pusherdict['app'],
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app_display_name=pusherdict['app_display_name'],
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device_display_name=pusherdict['device_display_name'],
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pushkey=pusherdict['pushkey'],
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data=pusherdict['data'],
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last_token=pusherdict['last_token']
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)
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else:
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raise PusherConfigException("Unknown pusher type '%s' for user %s" %
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(pusherdict['kind'], pusherdict['user_name']))
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@defer.inlineCallbacks
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def _pushers_added(self):
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pushers = yield self.store.get_all_pushers_after_id(self.last_pusher_started)
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for p in pushers:
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p['data'] = json.loads(p['data'])
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if (len(pushers)):
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self.last_pusher_started = pushers[-1]['id']
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self._start_pushers(pushers)
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def _start_pushers(self, pushers):
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logger.info("Starting %d pushers", (len(pushers)))
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for pusherdict in pushers:
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p = self._create_pusher(pusherdict)
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if p:
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self.pushers.append(p)
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p.start()
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