synapse/synapse/app/synctl.py
2016-05-16 17:21:30 +01:00

88 lines
2.4 KiB
Python
Executable file

#!/usr/bin/env python
# -*- coding: utf-8 -*-
# Copyright 2014-2016 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 sys
import os
import os.path
import subprocess
import signal
import yaml
SYNAPSE = ["python", "-B", "-m", "synapse.app.homeserver"]
GREEN = "\x1b[1;32m"
RED = "\x1b[1;31m"
NORMAL = "\x1b[m"
def start(configfile):
print ("Starting ...")
args = SYNAPSE
args.extend(["--daemonize", "-c", configfile])
try:
subprocess.check_call(args)
print (GREEN + "started" + NORMAL)
except subprocess.CalledProcessError as e:
print (
RED +
"error starting (exit code: %d); see above for logs" % e.returncode +
NORMAL
)
def stop(pidfile):
if os.path.exists(pidfile):
pid = int(open(pidfile).read())
os.kill(pid, signal.SIGTERM)
print (GREEN + "stopped" + NORMAL)
def main():
configfile = sys.argv[2] if len(sys.argv) == 3 else "homeserver.yaml"
if not os.path.exists(configfile):
sys.stderr.write(
"No config file found\n"
"To generate a config file, run '%s -c %s --generate-config"
" --server-name=<server name>'\n" % (
" ".join(SYNAPSE), configfile
)
)
sys.exit(1)
config = yaml.load(open(configfile))
pidfile = config["pid_file"]
cache_factor = config.get("synctl_cache_factor", None)
if cache_factor:
os.environ["SYNAPSE_CACHE_FACTOR"] = str(cache_factor)
action = sys.argv[1] if sys.argv[1:] else "usage"
if action == "start":
start(configfile)
elif action == "stop":
stop(pidfile)
elif action == "restart":
stop(pidfile)
start(configfile)
else:
sys.stderr.write("Usage: %s [start|stop|restart] [configfile]\n" % (sys.argv[0],))
sys.exit(1)
if __name__ == "__main__":
main()