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# -*- coding: utf-8 -*-
# Copyright 2016 OpenMarket Ltd
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import attr
from ._base import Config
@attr.s
class InstanceLocationConfig:
"""The host and port to talk to an instance via HTTP replication.
"""
host = attr.ib(type=str)
port = attr.ib(type=int)
class WorkerConfig(Config):
"""The workers are processes run separately to the main synapse process.
They have their own pid_file and listener configuration. They use the
replication_url to talk to the main synapse process."""
section = "worker"
def read_config(self, config, **kwargs):
self.worker_app = config.get("worker_app")
# Canonicalise worker_app so that master always has None
if self.worker_app == "synapse.app.homeserver":
self.worker_app = None
self.worker_listeners = config.get("worker_listeners", [])
self.worker_daemonize = config.get("worker_daemonize")
self.worker_pid_file = config.get("worker_pid_file")
self.worker_log_config = config.get("worker_log_config")
# The host used to connect to the main synapse
self.worker_replication_host = config.get("worker_replication_host", None)
# The port on the main synapse for TCP replication
self.worker_replication_port = config.get("worker_replication_port", None)
# The port on the main synapse for HTTP replication endpoint
self.worker_replication_http_port = config.get("worker_replication_http_port")
self.worker_name = config.get("worker_name", self.worker_app)
self.worker_main_http_uri = config.get("worker_main_http_uri", None)
# This option is really only here to support `--manhole` command line
# argument.
manhole = config.get("worker_manhole")
if manhole:
self.worker_listeners.append(
{
"port": manhole,
"bind_addresses": ["127.0.0.1"],
"type": "manhole",
"tls": False,
}
)
if self.worker_listeners:
for listener in self.worker_listeners:
bind_address = listener.pop("bind_address", None)
bind_addresses = listener.setdefault("bind_addresses", [])
if bind_address:
bind_addresses.append(bind_address)
elif not bind_addresses:
bind_addresses.append("")
# A map from instance name to host/port of their HTTP replication endpoint.
instance_map = config.get("instance_map", {}) or {}
self.instance_map = {
name: InstanceLocationConfig(**c) for name, c in instance_map.items()
}
def read_arguments(self, args):
# We support a bunch of command line arguments that override options in
# the config. A lot of these options have a worker_* prefix when running
# on workers so we also have to override them when command line options
# are specified.
if args.daemonize is not None:
self.worker_daemonize = args.daemonize
if args.manhole is not None:
self.worker_manhole = args.worker_manhole
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