259 lines
9.4 KiB
Python
259 lines
9.4 KiB
Python
#!/usr/bin/env python
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# -*- 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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import sys
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from twisted.internet import defer, reactor
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from twisted.web.resource import NoResource
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import synapse
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from synapse import events
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from synapse.api.errors import HttpResponseException, SynapseError
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from synapse.app import _base
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from synapse.config._base import ConfigError
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from synapse.config.homeserver import HomeServerConfig
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from synapse.config.logger import setup_logging
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from synapse.http.server import JsonResource
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from synapse.http.servlet import RestServlet, parse_json_object_from_request
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from synapse.http.site import SynapseSite
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from synapse.metrics import RegistryProxy
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from synapse.metrics.resource import METRICS_PREFIX, MetricsResource
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from synapse.replication.slave.storage._base import BaseSlavedStore
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from synapse.replication.slave.storage.appservice import SlavedApplicationServiceStore
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from synapse.replication.slave.storage.client_ips import SlavedClientIpStore
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from synapse.replication.slave.storage.devices import SlavedDeviceStore
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from synapse.replication.slave.storage.registration import SlavedRegistrationStore
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from synapse.replication.tcp.client import ReplicationClientHandler
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from synapse.rest.client.v2_alpha._base import client_patterns
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from synapse.server import HomeServer
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from synapse.storage.engines import create_engine
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from synapse.util.httpresourcetree import create_resource_tree
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from synapse.util.logcontext import LoggingContext
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from synapse.util.manhole import manhole
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from synapse.util.versionstring import get_version_string
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logger = logging.getLogger("synapse.app.frontend_proxy")
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class PresenceStatusStubServlet(RestServlet):
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PATTERNS = client_patterns("/presence/(?P<user_id>[^/]*)/status")
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def __init__(self, hs):
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super(PresenceStatusStubServlet, self).__init__()
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self.http_client = hs.get_simple_http_client()
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self.auth = hs.get_auth()
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self.main_uri = hs.config.worker_main_http_uri
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@defer.inlineCallbacks
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def on_GET(self, request, user_id):
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# Pass through the auth headers, if any, in case the access token
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# is there.
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auth_headers = request.requestHeaders.getRawHeaders("Authorization", [])
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headers = {"Authorization": auth_headers}
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try:
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result = yield self.http_client.get_json(
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self.main_uri + request.uri.decode("ascii"), headers=headers
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)
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except HttpResponseException as e:
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raise e.to_synapse_error()
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defer.returnValue((200, result))
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@defer.inlineCallbacks
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def on_PUT(self, request, user_id):
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yield self.auth.get_user_by_req(request)
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defer.returnValue((200, {}))
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class KeyUploadServlet(RestServlet):
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PATTERNS = client_patterns("/keys/upload(/(?P<device_id>[^/]+))?$")
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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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super(KeyUploadServlet, self).__init__()
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self.auth = hs.get_auth()
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self.store = hs.get_datastore()
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self.http_client = hs.get_simple_http_client()
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self.main_uri = hs.config.worker_main_http_uri
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@defer.inlineCallbacks
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def on_POST(self, request, device_id):
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requester = yield self.auth.get_user_by_req(request, allow_guest=True)
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user_id = requester.user.to_string()
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body = parse_json_object_from_request(request)
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if device_id is not None:
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# passing the device_id here is deprecated; however, we allow it
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# for now for compatibility with older clients.
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if requester.device_id is not None and device_id != requester.device_id:
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logger.warning(
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"Client uploading keys for a different device "
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"(logged in as %s, uploading for %s)",
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requester.device_id,
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device_id,
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)
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else:
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device_id = requester.device_id
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if device_id is None:
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raise SynapseError(
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400, "To upload keys, you must pass device_id when authenticating"
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)
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if body:
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# They're actually trying to upload something, proxy to main synapse.
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# Pass through the auth headers, if any, in case the access token
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# is there.
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auth_headers = request.requestHeaders.getRawHeaders(b"Authorization", [])
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headers = {"Authorization": auth_headers}
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result = yield self.http_client.post_json_get_json(
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self.main_uri + request.uri.decode("ascii"), body, headers=headers
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)
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defer.returnValue((200, result))
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else:
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# Just interested in counts.
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result = yield self.store.count_e2e_one_time_keys(user_id, device_id)
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defer.returnValue((200, {"one_time_key_counts": result}))
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class FrontendProxySlavedStore(
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SlavedDeviceStore,
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SlavedClientIpStore,
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SlavedApplicationServiceStore,
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SlavedRegistrationStore,
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BaseSlavedStore,
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):
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pass
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class FrontendProxyServer(HomeServer):
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DATASTORE_CLASS = FrontendProxySlavedStore
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def _listen_http(self, listener_config):
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port = listener_config["port"]
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bind_addresses = listener_config["bind_addresses"]
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site_tag = listener_config.get("tag", port)
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resources = {}
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for res in listener_config["resources"]:
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for name in res["names"]:
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if name == "metrics":
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resources[METRICS_PREFIX] = MetricsResource(RegistryProxy)
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elif name == "client":
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resource = JsonResource(self, canonical_json=False)
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KeyUploadServlet(self).register(resource)
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# If presence is disabled, use the stub servlet that does
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# not allow sending presence
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if not self.config.use_presence:
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PresenceStatusStubServlet(self).register(resource)
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resources.update(
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{
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"/_matrix/client/r0": resource,
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"/_matrix/client/unstable": resource,
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"/_matrix/client/v2_alpha": resource,
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"/_matrix/client/api/v1": resource,
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}
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)
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root_resource = create_resource_tree(resources, NoResource())
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_base.listen_tcp(
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bind_addresses,
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port,
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SynapseSite(
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"synapse.access.http.%s" % (site_tag,),
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site_tag,
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listener_config,
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root_resource,
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self.version_string,
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),
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reactor=self.get_reactor(),
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)
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logger.info("Synapse client reader now listening on port %d", port)
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def start_listening(self, listeners):
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for listener in listeners:
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if listener["type"] == "http":
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self._listen_http(listener)
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elif listener["type"] == "manhole":
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_base.listen_tcp(
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listener["bind_addresses"],
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listener["port"],
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manhole(
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username="matrix", password="rabbithole", globals={"hs": self}
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),
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)
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elif listener["type"] == "metrics":
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if not self.get_config().enable_metrics:
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logger.warn(
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(
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"Metrics listener configured, but "
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"enable_metrics is not True!"
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)
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)
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else:
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_base.listen_metrics(listener["bind_addresses"], listener["port"])
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else:
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logger.warn("Unrecognized listener type: %s", listener["type"])
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self.get_tcp_replication().start_replication(self)
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def build_tcp_replication(self):
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return ReplicationClientHandler(self.get_datastore())
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def start(config_options):
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try:
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config = HomeServerConfig.load_config("Synapse frontend proxy", config_options)
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except ConfigError as e:
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sys.stderr.write("\n" + str(e) + "\n")
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sys.exit(1)
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assert config.worker_app == "synapse.app.frontend_proxy"
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assert config.worker_main_http_uri is not None
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setup_logging(config, use_worker_options=True)
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events.USE_FROZEN_DICTS = config.use_frozen_dicts
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database_engine = create_engine(config.database_config)
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ss = FrontendProxyServer(
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config.server_name,
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db_config=config.database_config,
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config=config,
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version_string="Synapse/" + get_version_string(synapse),
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database_engine=database_engine,
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)
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ss.setup()
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reactor.callWhenRunning(_base.start, ss, config.worker_listeners)
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_base.start_worker_reactor("synapse-frontend-proxy", config)
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if __name__ == "__main__":
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with LoggingContext("main"):
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start(sys.argv[1:])
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