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1d65292e94
The contexts were being filtered too early so the send loop wasn't being linked to them unless the destination was whitelisted.
140 lines
5.0 KiB
Python
140 lines
5.0 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright 2016 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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import logging
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from canonicaljson import json
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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.logging.opentracing import (
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get_active_span_text_map,
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log_kv,
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set_tag,
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start_active_span,
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)
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from synapse.types import UserID, get_domain_from_id
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from synapse.util.stringutils import random_string
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logger = logging.getLogger(__name__)
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class DeviceMessageHandler(object):
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def __init__(self, hs):
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"""
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Args:
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hs (synapse.server.HomeServer): server
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"""
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self.store = hs.get_datastore()
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self.notifier = hs.get_notifier()
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self.is_mine = hs.is_mine
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self.federation = hs.get_federation_sender()
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hs.get_federation_registry().register_edu_handler(
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"m.direct_to_device", self.on_direct_to_device_edu
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)
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@defer.inlineCallbacks
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def on_direct_to_device_edu(self, origin, content):
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local_messages = {}
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sender_user_id = content["sender"]
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if origin != get_domain_from_id(sender_user_id):
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logger.warn(
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"Dropping device message from %r with spoofed sender %r",
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origin,
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sender_user_id,
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)
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message_type = content["type"]
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message_id = content["message_id"]
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for user_id, by_device in content["messages"].items():
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# we use UserID.from_string to catch invalid user ids
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if not self.is_mine(UserID.from_string(user_id)):
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logger.warning("Request for keys for non-local user %s", user_id)
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raise SynapseError(400, "Not a user here")
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messages_by_device = {
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device_id: {
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"content": message_content,
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"type": message_type,
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"sender": sender_user_id,
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}
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for device_id, message_content in by_device.items()
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}
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if messages_by_device:
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local_messages[user_id] = messages_by_device
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stream_id = yield self.store.add_messages_from_remote_to_device_inbox(
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origin, message_id, local_messages
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)
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self.notifier.on_new_event(
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"to_device_key", stream_id, users=local_messages.keys()
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)
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@defer.inlineCallbacks
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def send_device_message(self, sender_user_id, message_type, messages):
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set_tag("number_of_messages", len(messages))
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set_tag("sender", sender_user_id)
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local_messages = {}
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remote_messages = {}
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for user_id, by_device in messages.items():
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# we use UserID.from_string to catch invalid user ids
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if self.is_mine(UserID.from_string(user_id)):
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messages_by_device = {
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device_id: {
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"content": message_content,
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"type": message_type,
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"sender": sender_user_id,
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}
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for device_id, message_content in by_device.items()
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}
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if messages_by_device:
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local_messages[user_id] = messages_by_device
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else:
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destination = get_domain_from_id(user_id)
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remote_messages.setdefault(destination, {})[user_id] = by_device
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message_id = random_string(16)
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context = get_active_span_text_map()
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remote_edu_contents = {}
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for destination, messages in remote_messages.items():
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with start_active_span("to_device_for_user"):
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set_tag("destination", destination)
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remote_edu_contents[destination] = {
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"messages": messages,
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"sender": sender_user_id,
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"type": message_type,
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"message_id": message_id,
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"org.matrix.opentracing_context": json.dumps(context),
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}
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log_kv({"local_messages": local_messages})
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stream_id = yield self.store.add_messages_to_device_inbox(
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local_messages, remote_edu_contents
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)
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self.notifier.on_new_event(
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"to_device_key", stream_id, users=local_messages.keys()
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)
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log_kv({"remote_messages": remote_messages})
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for destination in remote_messages.keys():
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# Enqueue a new federation transaction to send the new
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# device messages to each remote destination.
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self.federation.send_device_messages(destination)
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