mirror of
https://mau.dev/maunium/synapse.git
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686 lines
26 KiB
Python
686 lines
26 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright 2014-2016 OpenMarket Ltd
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# Copyright 2017-2018 New Vector Ltd
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# Copyright 2019 The Matrix.org Foundation C.I.C.
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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 os.path
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from netaddr import IPSet
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from synapse.http.endpoint import parse_and_validate_server_name
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from synapse.python_dependencies import DependencyException, check_requirements
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from ._base import Config, ConfigError
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logger = logging.Logger(__name__)
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# by default, we attempt to listen on both '::' *and* '0.0.0.0' because some OSes
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# (Windows, macOS, other BSD/Linux where net.ipv6.bindv6only is set) will only listen
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# on IPv6 when '::' is set.
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#
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# We later check for errors when binding to 0.0.0.0 and ignore them if :: is also in
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# in the list.
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DEFAULT_BIND_ADDRESSES = ['::', '0.0.0.0']
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class ServerConfig(Config):
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def read_config(self, config):
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self.server_name = config["server_name"]
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self.server_context = config.get("server_context", None)
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try:
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parse_and_validate_server_name(self.server_name)
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except ValueError as e:
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raise ConfigError(str(e))
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self.pid_file = self.abspath(config.get("pid_file"))
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self.web_client_location = config.get("web_client_location", None)
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self.soft_file_limit = config.get("soft_file_limit", 0)
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self.daemonize = config.get("daemonize")
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self.print_pidfile = config.get("print_pidfile")
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self.user_agent_suffix = config.get("user_agent_suffix")
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self.use_frozen_dicts = config.get("use_frozen_dicts", False)
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self.public_baseurl = config.get("public_baseurl")
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self.cpu_affinity = config.get("cpu_affinity")
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# Whether to send federation traffic out in this process. This only
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# applies to some federation traffic, and so shouldn't be used to
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# "disable" federation
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self.send_federation = config.get("send_federation", True)
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# Whether to enable user presence.
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self.use_presence = config.get("use_presence", True)
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# Whether to update the user directory or not. This should be set to
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# false only if we are updating the user directory in a worker
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self.update_user_directory = config.get("update_user_directory", True)
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# whether to enable the media repository endpoints. This should be set
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# to false if the media repository is running as a separate endpoint;
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# doing so ensures that we will not run cache cleanup jobs on the
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# master, potentially causing inconsistency.
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self.enable_media_repo = config.get("enable_media_repo", True)
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# Whether to require authentication to retrieve profile data (avatars,
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# display names) of other users through the client API.
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self.require_auth_for_profile_requests = config.get(
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"require_auth_for_profile_requests", False,
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)
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# If set to 'True', requires authentication to access the server's
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# public rooms directory through the client API, and forbids any other
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# homeserver to fetch it via federation.
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self.restrict_public_rooms_to_local_users = config.get(
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"restrict_public_rooms_to_local_users", False,
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)
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# whether to enable search. If disabled, new entries will not be inserted
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# into the search tables and they will not be indexed. Users will receive
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# errors when attempting to search for messages.
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self.enable_search = config.get("enable_search", True)
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self.filter_timeline_limit = config.get("filter_timeline_limit", -1)
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# Whether we should block invites sent to users on this server
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# (other than those sent by local server admins)
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self.block_non_admin_invites = config.get(
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"block_non_admin_invites", False,
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)
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# Options to control access by tracking MAU
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self.limit_usage_by_mau = config.get("limit_usage_by_mau", False)
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self.max_mau_value = 0
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if self.limit_usage_by_mau:
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self.max_mau_value = config.get(
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"max_mau_value", 0,
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)
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self.mau_stats_only = config.get("mau_stats_only", False)
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self.mau_limits_reserved_threepids = config.get(
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"mau_limit_reserved_threepids", []
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)
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self.mau_trial_days = config.get(
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"mau_trial_days", 0,
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)
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# Options to disable HS
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self.hs_disabled = config.get("hs_disabled", False)
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self.hs_disabled_message = config.get("hs_disabled_message", "")
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self.hs_disabled_limit_type = config.get("hs_disabled_limit_type", "")
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# Admin uri to direct users at should their instance become blocked
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# due to resource constraints
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self.admin_contact = config.get("admin_contact", None)
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# FIXME: federation_domain_whitelist needs sytests
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self.federation_domain_whitelist = None
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federation_domain_whitelist = config.get(
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"federation_domain_whitelist", None,
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)
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if federation_domain_whitelist is not None:
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# turn the whitelist into a hash for speed of lookup
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self.federation_domain_whitelist = {}
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for domain in federation_domain_whitelist:
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self.federation_domain_whitelist[domain] = True
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self.federation_ip_range_blacklist = config.get(
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"federation_ip_range_blacklist", [],
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)
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# Attempt to create an IPSet from the given ranges
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try:
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self.federation_ip_range_blacklist = IPSet(
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self.federation_ip_range_blacklist
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)
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# Always blacklist 0.0.0.0, ::
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self.federation_ip_range_blacklist.update(["0.0.0.0", "::"])
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except Exception as e:
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raise ConfigError(
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"Invalid range(s) provided in "
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"federation_ip_range_blacklist: %s" % e
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)
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if self.public_baseurl is not None:
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if self.public_baseurl[-1] != '/':
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self.public_baseurl += '/'
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self.start_pushers = config.get("start_pushers", True)
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# (undocumented) option for torturing the worker-mode replication a bit,
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# for testing. The value defines the number of milliseconds to pause before
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# sending out any replication updates.
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self.replication_torture_level = config.get("replication_torture_level")
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# Whether to require a user to be in the room to add an alias to it.
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# Defaults to True.
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self.require_membership_for_aliases = config.get(
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"require_membership_for_aliases", True,
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)
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# Whether to allow per-room membership profiles through the send of membership
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# events with profile information that differ from the target's global profile.
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self.allow_per_room_profiles = config.get("allow_per_room_profiles", True)
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self.listeners = []
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for listener in config.get("listeners", []):
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if not isinstance(listener.get("port", None), int):
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raise ConfigError(
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"Listener configuration is lacking a valid 'port' option"
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)
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if listener.setdefault("tls", False):
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# no_tls is not really supported any more, but let's grandfather it in
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# here.
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if config.get("no_tls", False):
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logger.info(
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"Ignoring TLS-enabled listener on port %i due to no_tls"
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)
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continue
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bind_address = listener.pop("bind_address", None)
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bind_addresses = listener.setdefault("bind_addresses", [])
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# if bind_address was specified, add it to the list of addresses
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if bind_address:
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bind_addresses.append(bind_address)
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# if we still have an empty list of addresses, use the default list
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if not bind_addresses:
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if listener['type'] == 'metrics':
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# the metrics listener doesn't support IPv6
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bind_addresses.append('0.0.0.0')
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else:
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bind_addresses.extend(DEFAULT_BIND_ADDRESSES)
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self.listeners.append(listener)
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if not self.web_client_location:
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_warn_if_webclient_configured(self.listeners)
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self.gc_thresholds = read_gc_thresholds(config.get("gc_thresholds", None))
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bind_port = config.get("bind_port")
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if bind_port:
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if config.get("no_tls", False):
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raise ConfigError("no_tls is incompatible with bind_port")
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self.listeners = []
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bind_host = config.get("bind_host", "")
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gzip_responses = config.get("gzip_responses", True)
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self.listeners.append({
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"port": bind_port,
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"bind_addresses": [bind_host],
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"tls": True,
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"type": "http",
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"resources": [
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{
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"names": ["client"],
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"compress": gzip_responses,
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},
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{
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"names": ["federation"],
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"compress": False,
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}
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]
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})
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unsecure_port = config.get("unsecure_port", bind_port - 400)
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if unsecure_port:
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self.listeners.append({
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"port": unsecure_port,
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"bind_addresses": [bind_host],
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"tls": False,
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"type": "http",
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"resources": [
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{
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"names": ["client"],
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"compress": gzip_responses,
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},
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{
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"names": ["federation"],
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"compress": False,
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}
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]
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})
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manhole = config.get("manhole")
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if manhole:
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self.listeners.append({
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"port": manhole,
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"bind_addresses": ["127.0.0.1"],
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"type": "manhole",
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"tls": False,
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})
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metrics_port = config.get("metrics_port")
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if metrics_port:
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logger.warn(
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("The metrics_port configuration option is deprecated in Synapse 0.31 "
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"in favour of a listener. Please see "
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"http://github.com/matrix-org/synapse/blob/master/docs/metrics-howto.rst"
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" on how to configure the new listener."))
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self.listeners.append({
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"port": metrics_port,
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"bind_addresses": [config.get("metrics_bind_host", "127.0.0.1")],
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"tls": False,
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"type": "http",
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"resources": [
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{
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"names": ["metrics"],
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"compress": False,
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},
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]
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})
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_check_resource_config(self.listeners)
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def has_tls_listener(self):
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return any(l["tls"] for l in self.listeners)
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def default_config(self, server_name, data_dir_path, **kwargs):
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_, bind_port = parse_and_validate_server_name(server_name)
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if bind_port is not None:
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unsecure_port = bind_port - 400
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else:
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bind_port = 8448
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unsecure_port = 8008
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pid_file = os.path.join(data_dir_path, "homeserver.pid")
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return """\
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## Server ##
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# The domain name of the server, with optional explicit port.
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# This is used by remote servers to connect to this server,
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# e.g. matrix.org, localhost:8080, etc.
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# This is also the last part of your UserID.
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#
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server_name: "%(server_name)s"
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# When running as a daemon, the file to store the pid in
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#
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pid_file: %(pid_file)s
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# CPU affinity mask. Setting this restricts the CPUs on which the
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# process will be scheduled. It is represented as a bitmask, with the
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# lowest order bit corresponding to the first logical CPU and the
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# highest order bit corresponding to the last logical CPU. Not all CPUs
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# may exist on a given system but a mask may specify more CPUs than are
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# present.
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#
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# For example:
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# 0x00000001 is processor #0,
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# 0x00000003 is processors #0 and #1,
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# 0xFFFFFFFF is all processors (#0 through #31).
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#
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# Pinning a Python process to a single CPU is desirable, because Python
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# is inherently single-threaded due to the GIL, and can suffer a
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# 30-40%% slowdown due to cache blow-out and thread context switching
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# if the scheduler happens to schedule the underlying threads across
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# different cores. See
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# https://www.mirantis.com/blog/improve-performance-python-programs-restricting-single-cpu/.
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#
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# This setting requires the affinity package to be installed!
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#
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#cpu_affinity: 0xFFFFFFFF
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# The path to the web client which will be served at /_matrix/client/
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# if 'webclient' is configured under the 'listeners' configuration.
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#
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#web_client_location: "/path/to/web/root"
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# The public-facing base URL that clients use to access this HS
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# (not including _matrix/...). This is the same URL a user would
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# enter into the 'custom HS URL' field on their client. If you
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# use synapse with a reverse proxy, this should be the URL to reach
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# synapse via the proxy.
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#
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#public_baseurl: https://example.com/
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# Set the soft limit on the number of file descriptors synapse can use
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# Zero is used to indicate synapse should set the soft limit to the
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# hard limit.
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#
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#soft_file_limit: 0
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# Set to false to disable presence tracking on this homeserver.
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#
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#use_presence: false
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# Whether to require authentication to retrieve profile data (avatars,
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# display names) of other users through the client API. Defaults to
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# 'false'. Note that profile data is also available via the federation
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# API, so this setting is of limited value if federation is enabled on
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# the server.
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#
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#require_auth_for_profile_requests: true
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# If set to 'true', requires authentication to access the server's
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# public rooms directory through the client API, and forbids any other
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# homeserver to fetch it via federation. Defaults to 'false'.
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#
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#restrict_public_rooms_to_local_users: true
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# The GC threshold parameters to pass to `gc.set_threshold`, if defined
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#
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#gc_thresholds: [700, 10, 10]
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# Set the limit on the returned events in the timeline in the get
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# and sync operations. The default value is -1, means no upper limit.
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#
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#filter_timeline_limit: 5000
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# Whether room invites to users on this server should be blocked
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# (except those sent by local server admins). The default is False.
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#
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#block_non_admin_invites: True
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# Room searching
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#
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# If disabled, new messages will not be indexed for searching and users
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# will receive errors when searching for messages. Defaults to enabled.
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#
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#enable_search: false
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# Restrict federation to the following whitelist of domains.
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# N.B. we recommend also firewalling your federation listener to limit
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# inbound federation traffic as early as possible, rather than relying
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# purely on this application-layer restriction. If not specified, the
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# default is to whitelist everything.
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#
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#federation_domain_whitelist:
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# - lon.example.com
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# - nyc.example.com
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# - syd.example.com
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# Prevent federation requests from being sent to the following
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# blacklist IP address CIDR ranges. If this option is not specified, or
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# specified with an empty list, no ip range blacklist will be enforced.
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#
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# (0.0.0.0 and :: are always blacklisted, whether or not they are explicitly
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# listed here, since they correspond to unroutable addresses.)
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#
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federation_ip_range_blacklist:
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- '127.0.0.0/8'
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- '10.0.0.0/8'
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- '172.16.0.0/12'
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- '192.168.0.0/16'
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- '100.64.0.0/10'
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- '169.254.0.0/16'
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- '::1/128'
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- 'fe80::/64'
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- 'fc00::/7'
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# List of ports that Synapse should listen on, their purpose and their
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# configuration.
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#
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# Options for each listener include:
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#
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# port: the TCP port to bind to
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#
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# bind_addresses: a list of local addresses to listen on. The default is
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# 'all local interfaces'.
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#
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# type: the type of listener. Normally 'http', but other valid options are:
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# 'manhole' (see docs/manhole.md),
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# 'metrics' (see docs/metrics-howto.rst),
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# 'replication' (see docs/workers.rst).
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#
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# tls: set to true to enable TLS for this listener. Will use the TLS
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# key/cert specified in tls_private_key_path / tls_certificate_path.
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#
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# x_forwarded: Only valid for an 'http' listener. Set to true to use the
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# X-Forwarded-For header as the client IP. Useful when Synapse is
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# behind a reverse-proxy.
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#
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# resources: Only valid for an 'http' listener. A list of resources to host
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# on this port. Options for each resource are:
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#
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# names: a list of names of HTTP resources. See below for a list of
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# valid resource names.
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#
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# compress: set to true to enable HTTP comression for this resource.
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#
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# additional_resources: Only valid for an 'http' listener. A map of
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# additional endpoints which should be loaded via dynamic modules.
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#
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# Valid resource names are:
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#
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# client: the client-server API (/_matrix/client), and the synapse admin
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# API (/_synapse/admin). Also implies 'media' and 'static'.
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#
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# consent: user consent forms (/_matrix/consent). See
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# docs/consent_tracking.md.
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#
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# federation: the server-server API (/_matrix/federation). Also implies
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# 'media', 'keys', 'openid'
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#
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# keys: the key discovery API (/_matrix/keys).
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#
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# media: the media API (/_matrix/media).
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#
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# metrics: the metrics interface. See docs/metrics-howto.rst.
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#
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# openid: OpenID authentication.
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#
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# replication: the HTTP replication API (/_synapse/replication). See
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# docs/workers.rst.
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#
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# static: static resources under synapse/static (/_matrix/static). (Mostly
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# useful for 'fallback authentication'.)
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#
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# webclient: A web client. Requires web_client_location to be set.
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#
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listeners:
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# TLS-enabled listener: for when matrix traffic is sent directly to synapse.
|
|
#
|
|
# Disabled by default. To enable it, uncomment the following. (Note that you
|
|
# will also need to give Synapse a TLS key and certificate: see the TLS section
|
|
# below.)
|
|
#
|
|
#- port: %(bind_port)s
|
|
# type: http
|
|
# tls: true
|
|
# resources:
|
|
# - names: [client, federation]
|
|
|
|
# Unsecure HTTP listener: for when matrix traffic passes through a reverse proxy
|
|
# that unwraps TLS.
|
|
#
|
|
# If you plan to use a reverse proxy, please see
|
|
# https://github.com/matrix-org/synapse/blob/master/docs/reverse_proxy.rst.
|
|
#
|
|
- port: %(unsecure_port)s
|
|
tls: false
|
|
bind_addresses: ['::1', '127.0.0.1']
|
|
type: http
|
|
x_forwarded: true
|
|
|
|
resources:
|
|
- names: [client, federation]
|
|
compress: false
|
|
|
|
# example additonal_resources:
|
|
#
|
|
#additional_resources:
|
|
# "/_matrix/my/custom/endpoint":
|
|
# module: my_module.CustomRequestHandler
|
|
# config: {}
|
|
|
|
# Turn on the twisted ssh manhole service on localhost on the given
|
|
# port.
|
|
#
|
|
#- port: 9000
|
|
# bind_addresses: ['::1', '127.0.0.1']
|
|
# type: manhole
|
|
|
|
|
|
## Homeserver blocking ##
|
|
|
|
# How to reach the server admin, used in ResourceLimitError
|
|
#
|
|
#admin_contact: 'mailto:admin@server.com'
|
|
|
|
# Global blocking
|
|
#
|
|
#hs_disabled: False
|
|
#hs_disabled_message: 'Human readable reason for why the HS is blocked'
|
|
#hs_disabled_limit_type: 'error code(str), to help clients decode reason'
|
|
|
|
# Monthly Active User Blocking
|
|
#
|
|
#limit_usage_by_mau: False
|
|
#max_mau_value: 50
|
|
#mau_trial_days: 2
|
|
|
|
# If enabled, the metrics for the number of monthly active users will
|
|
# be populated, however no one will be limited. If limit_usage_by_mau
|
|
# is true, this is implied to be true.
|
|
#
|
|
#mau_stats_only: False
|
|
|
|
# Sometimes the server admin will want to ensure certain accounts are
|
|
# never blocked by mau checking. These accounts are specified here.
|
|
#
|
|
#mau_limit_reserved_threepids:
|
|
# - medium: 'email'
|
|
# address: 'reserved_user@example.com'
|
|
|
|
# Used by phonehome stats to group together related servers.
|
|
#server_context: context
|
|
|
|
# Whether to require a user to be in the room to add an alias to it.
|
|
# Defaults to 'true'.
|
|
#
|
|
#require_membership_for_aliases: false
|
|
|
|
# Whether to allow per-room membership profiles through the send of membership
|
|
# events with profile information that differ from the target's global profile.
|
|
# Defaults to 'true'.
|
|
#
|
|
#allow_per_room_profiles: false
|
|
""" % locals()
|
|
|
|
def read_arguments(self, args):
|
|
if args.manhole is not None:
|
|
self.manhole = args.manhole
|
|
if args.daemonize is not None:
|
|
self.daemonize = args.daemonize
|
|
if args.print_pidfile is not None:
|
|
self.print_pidfile = args.print_pidfile
|
|
|
|
def add_arguments(self, parser):
|
|
server_group = parser.add_argument_group("server")
|
|
server_group.add_argument("-D", "--daemonize", action='store_true',
|
|
default=None,
|
|
help="Daemonize the home server")
|
|
server_group.add_argument("--print-pidfile", action='store_true',
|
|
default=None,
|
|
help="Print the path to the pidfile just"
|
|
" before daemonizing")
|
|
server_group.add_argument("--manhole", metavar="PORT", dest="manhole",
|
|
type=int,
|
|
help="Turn on the twisted telnet manhole"
|
|
" service on the given port.")
|
|
|
|
|
|
def is_threepid_reserved(reserved_threepids, threepid):
|
|
"""Check the threepid against the reserved threepid config
|
|
Args:
|
|
reserved_threepids([dict]) - list of reserved threepids
|
|
threepid(dict) - The threepid to test for
|
|
|
|
Returns:
|
|
boolean Is the threepid undertest reserved_user
|
|
"""
|
|
|
|
for tp in reserved_threepids:
|
|
if (threepid['medium'] == tp['medium'] and threepid['address'] == tp['address']):
|
|
return True
|
|
return False
|
|
|
|
|
|
def read_gc_thresholds(thresholds):
|
|
"""Reads the three integer thresholds for garbage collection. Ensures that
|
|
the thresholds are integers if thresholds are supplied.
|
|
"""
|
|
if thresholds is None:
|
|
return None
|
|
try:
|
|
assert len(thresholds) == 3
|
|
return (
|
|
int(thresholds[0]), int(thresholds[1]), int(thresholds[2]),
|
|
)
|
|
except Exception:
|
|
raise ConfigError(
|
|
"Value of `gc_threshold` must be a list of three integers if set"
|
|
)
|
|
|
|
|
|
NO_MORE_WEB_CLIENT_WARNING = """
|
|
Synapse no longer includes a web client. To enable a web client, configure
|
|
web_client_location. To remove this warning, remove 'webclient' from the 'listeners'
|
|
configuration.
|
|
"""
|
|
|
|
|
|
def _warn_if_webclient_configured(listeners):
|
|
for listener in listeners:
|
|
for res in listener.get("resources", []):
|
|
for name in res.get("names", []):
|
|
if name == 'webclient':
|
|
logger.warning(NO_MORE_WEB_CLIENT_WARNING)
|
|
return
|
|
|
|
|
|
KNOWN_RESOURCES = (
|
|
'client',
|
|
'consent',
|
|
'federation',
|
|
'keys',
|
|
'media',
|
|
'metrics',
|
|
'openid',
|
|
'replication',
|
|
'static',
|
|
'webclient',
|
|
)
|
|
|
|
|
|
def _check_resource_config(listeners):
|
|
resource_names = set(
|
|
res_name
|
|
for listener in listeners
|
|
for res in listener.get("resources", [])
|
|
for res_name in res.get("names", [])
|
|
)
|
|
|
|
for resource in resource_names:
|
|
if resource not in KNOWN_RESOURCES:
|
|
raise ConfigError(
|
|
"Unknown listener resource '%s'" % (resource, )
|
|
)
|
|
if resource == "consent":
|
|
try:
|
|
check_requirements('resources.consent')
|
|
except DependencyException as e:
|
|
raise ConfigError(e.message)
|