mirror of
https://git.anonymousland.org/anonymousland/synapse.git
synced 2024-12-27 17:29:27 -05:00
7564dac8cb
It existed but was hardcoded to True. Give it an underscore for consistency. Also don't pull in syweb unless we're actually using the web client.
462 lines
15 KiB
Python
Executable File
462 lines
15 KiB
Python
Executable File
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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# Copyright 2014, 2015 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 sys
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sys.dont_write_bytecode = True
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from synapse.storage import (
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prepare_database, prepare_sqlite3_database, UpgradeDatabaseException,
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)
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from synapse.server import HomeServer
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from synapse.python_dependencies import check_requirements
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from twisted.internet import reactor
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from twisted.application import service
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from twisted.enterprise import adbapi
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from twisted.web.resource import Resource
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from twisted.web.static import File
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from twisted.web.server import Site
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from synapse.http.server import JsonResource, RootRedirect
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from synapse.rest.appservice.v1 import AppServiceRestResource
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from synapse.rest.media.v0.content_repository import ContentRepoResource
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from synapse.rest.media.v1.media_repository import MediaRepositoryResource
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from synapse.http.server_key_resource import LocalKey
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from synapse.http.matrixfederationclient import MatrixFederationHttpClient
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from synapse.api.urls import (
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CLIENT_PREFIX, FEDERATION_PREFIX, WEB_CLIENT_PREFIX, CONTENT_REPO_PREFIX,
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SERVER_KEY_PREFIX, MEDIA_PREFIX, CLIENT_V2_ALPHA_PREFIX, APP_SERVICE_PREFIX,
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STATIC_PREFIX
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)
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from synapse.config.homeserver import HomeServerConfig
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from synapse.crypto import context_factory
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from synapse.util.logcontext import LoggingContext
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from synapse.rest.client.v1 import ClientV1RestResource
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from synapse.rest.client.v2_alpha import ClientV2AlphaRestResource
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from synapse.metrics.resource import MetricsResource, METRICS_PREFIX
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from daemonize import Daemonize
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import twisted.manhole.telnet
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import synapse
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import logging
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import os
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import re
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import resource
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import subprocess
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import sqlite3
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logger = logging.getLogger(__name__)
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class SynapseHomeServer(HomeServer):
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def build_http_client(self):
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return MatrixFederationHttpClient(self)
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def build_resource_for_client(self):
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return ClientV1RestResource(self)
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def build_resource_for_client_v2_alpha(self):
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return ClientV2AlphaRestResource(self)
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def build_resource_for_federation(self):
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return JsonResource(self)
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def build_resource_for_app_services(self):
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return AppServiceRestResource(self)
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def build_resource_for_web_client(self):
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import syweb
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syweb_path = os.path.dirname(syweb.__file__)
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webclient_path = os.path.join(syweb_path, "webclient")
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return File(webclient_path) # TODO configurable?
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def build_resource_for_static_content(self):
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return File("static")
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def build_resource_for_content_repo(self):
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return ContentRepoResource(
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self, self.upload_dir, self.auth, self.content_addr
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)
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def build_resource_for_media_repository(self):
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return MediaRepositoryResource(self)
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def build_resource_for_server_key(self):
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return LocalKey(self)
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def build_resource_for_metrics(self):
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if self.get_config().enable_metrics:
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return MetricsResource(self)
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else:
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return None
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def build_db_pool(self):
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return adbapi.ConnectionPool(
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"sqlite3", self.get_db_name(),
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check_same_thread=False,
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cp_min=1,
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cp_max=1,
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cp_openfun=prepare_database, # Prepare the database for each conn
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# so that :memory: sqlite works
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)
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def create_resource_tree(self, redirect_root_to_web_client):
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"""Create the resource tree for this Home Server.
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This in unduly complicated because Twisted does not support putting
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child resources more than 1 level deep at a time.
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Args:
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web_client (bool): True to enable the web client.
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redirect_root_to_web_client (bool): True to redirect '/' to the
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location of the web client. This does nothing if web_client is not
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True.
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"""
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config = self.get_config()
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web_client = config.web_client
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# list containing (path_str, Resource) e.g:
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# [ ("/aaa/bbb/cc", Resource1), ("/aaa/dummy", Resource2) ]
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desired_tree = [
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(CLIENT_PREFIX, self.get_resource_for_client()),
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(CLIENT_V2_ALPHA_PREFIX, self.get_resource_for_client_v2_alpha()),
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(FEDERATION_PREFIX, self.get_resource_for_federation()),
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(CONTENT_REPO_PREFIX, self.get_resource_for_content_repo()),
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(SERVER_KEY_PREFIX, self.get_resource_for_server_key()),
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(MEDIA_PREFIX, self.get_resource_for_media_repository()),
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(APP_SERVICE_PREFIX, self.get_resource_for_app_services()),
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(STATIC_PREFIX, self.get_resource_for_static_content()),
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]
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if web_client:
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logger.info("Adding the web client.")
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desired_tree.append((WEB_CLIENT_PREFIX,
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self.get_resource_for_web_client()))
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if web_client and redirect_root_to_web_client:
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self.root_resource = RootRedirect(WEB_CLIENT_PREFIX)
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else:
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self.root_resource = Resource()
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metrics_resource = self.get_resource_for_metrics()
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if config.metrics_port is None and metrics_resource is not None:
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desired_tree.append((METRICS_PREFIX, metrics_resource))
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# ideally we'd just use getChild and putChild but getChild doesn't work
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# unless you give it a Request object IN ADDITION to the name :/ So
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# instead, we'll store a copy of this mapping so we can actually add
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# extra resources to existing nodes. See self._resource_id for the key.
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resource_mappings = {}
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for full_path, res in desired_tree:
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logger.info("Attaching %s to path %s", res, full_path)
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last_resource = self.root_resource
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for path_seg in full_path.split('/')[1:-1]:
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if path_seg not in last_resource.listNames():
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# resource doesn't exist, so make a "dummy resource"
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child_resource = Resource()
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last_resource.putChild(path_seg, child_resource)
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res_id = self._resource_id(last_resource, path_seg)
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resource_mappings[res_id] = child_resource
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last_resource = child_resource
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else:
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# we have an existing Resource, use that instead.
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res_id = self._resource_id(last_resource, path_seg)
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last_resource = resource_mappings[res_id]
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# ===========================
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# now attach the actual desired resource
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last_path_seg = full_path.split('/')[-1]
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# if there is already a resource here, thieve its children and
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# replace it
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res_id = self._resource_id(last_resource, last_path_seg)
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if res_id in resource_mappings:
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# there is a dummy resource at this path already, which needs
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# to be replaced with the desired resource.
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existing_dummy_resource = resource_mappings[res_id]
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for child_name in existing_dummy_resource.listNames():
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child_res_id = self._resource_id(existing_dummy_resource,
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child_name)
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child_resource = resource_mappings[child_res_id]
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# steal the children
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res.putChild(child_name, child_resource)
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# finally, insert the desired resource in the right place
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last_resource.putChild(last_path_seg, res)
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res_id = self._resource_id(last_resource, last_path_seg)
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resource_mappings[res_id] = res
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return self.root_resource
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def _resource_id(self, resource, path_seg):
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"""Construct an arbitrary resource ID so you can retrieve the mapping
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later.
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If you want to represent resource A putChild resource B with path C,
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the mapping should looks like _resource_id(A,C) = B.
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Args:
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resource (Resource): The *parent* Resource
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path_seg (str): The name of the child Resource to be attached.
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Returns:
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str: A unique string which can be a key to the child Resource.
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"""
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return "%s-%s" % (resource, path_seg)
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def start_listening(self):
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config = self.get_config()
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if not config.no_tls and config.bind_port is not None:
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reactor.listenSSL(
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config.bind_port,
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Site(self.root_resource),
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self.tls_context_factory,
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interface=config.bind_host
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)
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logger.info("Synapse now listening on port %d", config.bind_port)
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if config.unsecure_port is not None:
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reactor.listenTCP(
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config.unsecure_port,
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Site(self.root_resource),
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interface=config.bind_host
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)
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logger.info("Synapse now listening on port %d", config.unsecure_port)
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metrics_resource = self.get_resource_for_metrics()
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if metrics_resource and config.metrics_port is not None:
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reactor.listenTCP(
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config.metrics_port, Site(metrics_resource), interface="127.0.0.1",
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)
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logger.info("Metrics now running on 127.0.0.1 port %d", config.metrics_port)
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def get_version_string():
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try:
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null = open(os.devnull, 'w')
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cwd = os.path.dirname(os.path.abspath(__file__))
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try:
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git_branch = subprocess.check_output(
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['git', 'rev-parse', '--abbrev-ref', 'HEAD'],
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stderr=null,
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cwd=cwd,
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).strip()
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git_branch = "b=" + git_branch
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except subprocess.CalledProcessError:
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git_branch = ""
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try:
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git_tag = subprocess.check_output(
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['git', 'describe', '--exact-match'],
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stderr=null,
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cwd=cwd,
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).strip()
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git_tag = "t=" + git_tag
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except subprocess.CalledProcessError:
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git_tag = ""
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try:
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git_commit = subprocess.check_output(
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['git', 'rev-parse', '--short', 'HEAD'],
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stderr=null,
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cwd=cwd,
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).strip()
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except subprocess.CalledProcessError:
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git_commit = ""
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try:
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dirty_string = "-this_is_a_dirty_checkout"
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is_dirty = subprocess.check_output(
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['git', 'describe', '--dirty=' + dirty_string],
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stderr=null,
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cwd=cwd,
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).strip().endswith(dirty_string)
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git_dirty = "dirty" if is_dirty else ""
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except subprocess.CalledProcessError:
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git_dirty = ""
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if git_branch or git_tag or git_commit or git_dirty:
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git_version = ",".join(
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s for s in
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(git_branch, git_tag, git_commit, git_dirty,)
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if s
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)
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return (
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"Synapse/%s (%s)" % (
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synapse.__version__, git_version,
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)
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).encode("ascii")
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except Exception as e:
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logger.warn("Failed to check for git repository: %s", e)
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return ("Synapse/%s" % (synapse.__version__,)).encode("ascii")
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def change_resource_limit(soft_file_no):
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try:
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soft, hard = resource.getrlimit(resource.RLIMIT_NOFILE)
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if not soft_file_no:
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soft_file_no = hard
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resource.setrlimit(resource.RLIMIT_NOFILE, (soft_file_no, hard))
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logger.info("Set file limit to: %d", soft_file_no)
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except (ValueError, resource.error) as e:
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logger.warn("Failed to set file limit: %s", e)
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def setup(config_options):
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"""
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Args:
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config_options_options: The options passed to Synapse. Usually
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`sys.argv[1:]`.
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should_run (bool): Whether to start the reactor.
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Returns:
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HomeServer
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"""
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config = HomeServerConfig.load_config(
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"Synapse Homeserver",
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config_options,
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generate_section="Homeserver"
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)
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config.setup_logging()
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# check any extra requirements we have now we have a config
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check_requirements(config)
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version_string = get_version_string()
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logger.info("Server hostname: %s", config.server_name)
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logger.info("Server version: %s", version_string)
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if re.search(":[0-9]+$", config.server_name):
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domain_with_port = config.server_name
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else:
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domain_with_port = "%s:%s" % (config.server_name, config.bind_port)
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tls_context_factory = context_factory.ServerContextFactory(config)
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hs = SynapseHomeServer(
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config.server_name,
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domain_with_port=domain_with_port,
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upload_dir=os.path.abspath("uploads"),
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db_name=config.database_path,
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tls_context_factory=tls_context_factory,
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config=config,
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content_addr=config.content_addr,
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version_string=version_string,
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)
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hs.create_resource_tree(
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redirect_root_to_web_client=True,
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)
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db_name = hs.get_db_name()
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logger.info("Preparing database: %s...", db_name)
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try:
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with sqlite3.connect(db_name) as db_conn:
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prepare_sqlite3_database(db_conn)
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prepare_database(db_conn)
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except UpgradeDatabaseException:
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sys.stderr.write(
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"\nFailed to upgrade database.\n"
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"Have you checked for version specific instructions in"
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" UPGRADES.rst?\n"
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)
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sys.exit(1)
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logger.info("Database prepared in %s.", db_name)
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if config.manhole:
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f = twisted.manhole.telnet.ShellFactory()
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f.username = "matrix"
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f.password = "rabbithole"
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f.namespace['hs'] = hs
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reactor.listenTCP(config.manhole, f, interface='127.0.0.1')
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hs.start_listening()
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hs.get_pusherpool().start()
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hs.get_state_handler().start_caching()
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hs.get_datastore().start_profiling()
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hs.get_replication_layer().start_get_pdu_cache()
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return hs
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class SynapseService(service.Service):
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"""A twisted Service class that will start synapse. Used to run synapse
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via twistd and a .tac.
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"""
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def __init__(self, config):
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self.config = config
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def startService(self):
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hs = setup(self.config)
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change_resource_limit(hs.config.soft_file_limit)
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def stopService(self):
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return self._port.stopListening()
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def run(hs):
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def in_thread():
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with LoggingContext("run"):
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change_resource_limit(hs.config.soft_file_limit)
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reactor.run()
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if hs.config.daemonize:
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print hs.config.pid_file
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daemon = Daemonize(
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app="synapse-homeserver",
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pid=hs.config.pid_file,
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action=lambda: in_thread(),
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auto_close_fds=False,
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verbose=True,
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logger=logger,
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)
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daemon.start()
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else:
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in_thread()
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def main():
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with LoggingContext("main"):
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# check base requirements
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check_requirements()
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hs = setup(sys.argv[1:])
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run(hs)
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if __name__ == '__main__':
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main()
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