mirror of
https://git.anonymousland.org/anonymousland/synapse-product.git
synced 2024-09-07 16:31:54 +00:00
Merge branch 'develop' into rav/hacky_cache_factor_fix
This commit is contained in:
commit
bf01efb864
1
changelog.d/3948.misc
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1
changelog.d/3948.misc
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@ -0,0 +1 @@
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Fix incompatibility with python3 on alpine
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1
changelog.d/3956.bugfix
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1
changelog.d/3956.bugfix
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@ -0,0 +1 @@
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Fix exceptions from metrics handler
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@ -1,294 +0,0 @@
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|||||||
#!/usr/bin/env python
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|
||||||
# -*- coding: utf-8 -*-
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|
||||||
# Copyright 2014-2016 OpenMarket Ltd
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|
||||||
#
|
|
||||||
# Licensed under the Apache License, Version 2.0 (the "License");
|
|
||||||
# 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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|
||||||
# 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
|
|
||||||
# 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 argparse
|
|
||||||
import collections
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|
||||||
import errno
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|
||||||
import glob
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|
||||||
import os
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|
||||||
import os.path
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|
||||||
import signal
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||||||
import subprocess
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|
||||||
import sys
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||||||
import time
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||||||
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from six import iteritems
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import yaml
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||||||
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SYNAPSE = [sys.executable, "-B", "-m", "synapse.app.homeserver"]
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|
||||||
|
|
||||||
GREEN = "\x1b[1;32m"
|
|
||||||
YELLOW = "\x1b[1;33m"
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|
||||||
RED = "\x1b[1;31m"
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|
||||||
NORMAL = "\x1b[m"
|
|
||||||
|
|
||||||
|
|
||||||
def pid_running(pid):
|
|
||||||
try:
|
|
||||||
os.kill(pid, 0)
|
|
||||||
return True
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|
||||||
except OSError as err:
|
|
||||||
if err.errno == errno.EPERM:
|
|
||||||
return True
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|
||||||
return False
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|
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|
|
||||||
|
|
||||||
def write(message, colour=NORMAL, stream=sys.stdout):
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|
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if colour == NORMAL:
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|
||||||
stream.write(message + "\n")
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|
||||||
else:
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|
||||||
stream.write(colour + message + NORMAL + "\n")
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|
||||||
|
|
||||||
|
|
||||||
def abort(message, colour=RED, stream=sys.stderr):
|
|
||||||
write(message, colour, stream)
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|
||||||
sys.exit(1)
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|
||||||
|
|
||||||
|
|
||||||
def start(configfile):
|
|
||||||
write("Starting ...")
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|
||||||
args = SYNAPSE
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|
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args.extend(["--daemonize", "-c", configfile])
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|
||||||
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|
||||||
try:
|
|
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subprocess.check_call(args)
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|
||||||
write("started synapse.app.homeserver(%r)" %
|
|
||||||
(configfile,), colour=GREEN)
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|
||||||
except subprocess.CalledProcessError as e:
|
|
||||||
write(
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|
||||||
"error starting (exit code: %d); see above for logs" % e.returncode,
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|
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colour=RED,
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|
||||||
)
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||||||
|
|
||||||
|
|
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def start_worker(app, configfile, worker_configfile):
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|
||||||
args = [
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|
||||||
"python", "-B",
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|
||||||
"-m", app,
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|
||||||
"-c", configfile,
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|
||||||
"-c", worker_configfile
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|
||||||
]
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|
||||||
|
|
||||||
try:
|
|
||||||
subprocess.check_call(args)
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|
||||||
write("started %s(%r)" % (app, worker_configfile), colour=GREEN)
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|
||||||
except subprocess.CalledProcessError as e:
|
|
||||||
write(
|
|
||||||
"error starting %s(%r) (exit code: %d); see above for logs" % (
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|
||||||
app, worker_configfile, e.returncode,
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|
||||||
),
|
|
||||||
colour=RED,
|
|
||||||
)
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|
||||||
|
|
||||||
|
|
||||||
def stop(pidfile, app):
|
|
||||||
if os.path.exists(pidfile):
|
|
||||||
pid = int(open(pidfile).read())
|
|
||||||
try:
|
|
||||||
os.kill(pid, signal.SIGTERM)
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|
||||||
write("stopped %s" % (app,), colour=GREEN)
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|
||||||
except OSError as err:
|
|
||||||
if err.errno == errno.ESRCH:
|
|
||||||
write("%s not running" % (app,), colour=YELLOW)
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|
||||||
elif err.errno == errno.EPERM:
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|
||||||
abort("Cannot stop %s: Operation not permitted" % (app,))
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|
||||||
else:
|
|
||||||
abort("Cannot stop %s: Unknown error" % (app,))
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|
||||||
|
|
||||||
|
|
||||||
Worker = collections.namedtuple("Worker", [
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|
||||||
"app", "configfile", "pidfile", "cache_factor", "cache_factors",
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|
||||||
])
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|
||||||
|
|
||||||
|
|
||||||
def main():
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|
||||||
|
|
||||||
parser = argparse.ArgumentParser()
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|
||||||
|
|
||||||
parser.add_argument(
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|
||||||
"action",
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|
||||||
choices=["start", "stop", "restart"],
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|
||||||
help="whether to start, stop or restart the synapse",
|
|
||||||
)
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|
||||||
parser.add_argument(
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|
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"configfile",
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|
||||||
nargs="?",
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|
||||||
default="homeserver.yaml",
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|
||||||
help="the homeserver config file, defaults to homeserver.yaml",
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|
||||||
)
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|
||||||
parser.add_argument(
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|
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"-w", "--worker",
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|
||||||
metavar="WORKERCONFIG",
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|
||||||
help="start or stop a single worker",
|
|
||||||
)
|
|
||||||
parser.add_argument(
|
|
||||||
"-a", "--all-processes",
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|
||||||
metavar="WORKERCONFIGDIR",
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|
||||||
help="start or stop all the workers in the given directory"
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|
||||||
" and the main synapse process",
|
|
||||||
)
|
|
||||||
|
|
||||||
options = parser.parse_args()
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|
||||||
|
|
||||||
if options.worker and options.all_processes:
|
|
||||||
write(
|
|
||||||
'Cannot use "--worker" with "--all-processes"',
|
|
||||||
stream=sys.stderr
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|
||||||
)
|
|
||||||
sys.exit(1)
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|
||||||
|
|
||||||
configfile = options.configfile
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|
||||||
|
|
||||||
if not os.path.exists(configfile):
|
|
||||||
write(
|
|
||||||
"No config file found\n"
|
|
||||||
"To generate a config file, run '%s -c %s --generate-config"
|
|
||||||
" --server-name=<server name>'\n" % (
|
|
||||||
" ".join(SYNAPSE), options.configfile
|
|
||||||
),
|
|
||||||
stream=sys.stderr,
|
|
||||||
)
|
|
||||||
sys.exit(1)
|
|
||||||
|
|
||||||
with open(configfile) as stream:
|
|
||||||
config = yaml.load(stream)
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|
||||||
|
|
||||||
pidfile = config["pid_file"]
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|
||||||
cache_factor = config.get("synctl_cache_factor")
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|
||||||
start_stop_synapse = True
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|
||||||
|
|
||||||
if cache_factor:
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|
||||||
os.environ["SYNAPSE_CACHE_FACTOR"] = str(cache_factor)
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|
||||||
|
|
||||||
cache_factors = config.get("synctl_cache_factors", {})
|
|
||||||
for cache_name, factor in iteritems(cache_factors):
|
|
||||||
os.environ["SYNAPSE_CACHE_FACTOR_" + cache_name.upper()] = str(factor)
|
|
||||||
|
|
||||||
worker_configfiles = []
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|
||||||
if options.worker:
|
|
||||||
start_stop_synapse = False
|
|
||||||
worker_configfile = options.worker
|
|
||||||
if not os.path.exists(worker_configfile):
|
|
||||||
write(
|
|
||||||
"No worker config found at %r" % (worker_configfile,),
|
|
||||||
stream=sys.stderr,
|
|
||||||
)
|
|
||||||
sys.exit(1)
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|
||||||
worker_configfiles.append(worker_configfile)
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|
||||||
|
|
||||||
if options.all_processes:
|
|
||||||
# To start the main synapse with -a you need to add a worker file
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|
||||||
# with worker_app == "synapse.app.homeserver"
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|
||||||
start_stop_synapse = False
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|
||||||
worker_configdir = options.all_processes
|
|
||||||
if not os.path.isdir(worker_configdir):
|
|
||||||
write(
|
|
||||||
"No worker config directory found at %r" % (worker_configdir,),
|
|
||||||
stream=sys.stderr,
|
|
||||||
)
|
|
||||||
sys.exit(1)
|
|
||||||
worker_configfiles.extend(sorted(glob.glob(
|
|
||||||
os.path.join(worker_configdir, "*.yaml")
|
|
||||||
)))
|
|
||||||
|
|
||||||
workers = []
|
|
||||||
for worker_configfile in worker_configfiles:
|
|
||||||
with open(worker_configfile) as stream:
|
|
||||||
worker_config = yaml.load(stream)
|
|
||||||
worker_app = worker_config["worker_app"]
|
|
||||||
if worker_app == "synapse.app.homeserver":
|
|
||||||
# We need to special case all of this to pick up options that may
|
|
||||||
# be set in the main config file or in this worker config file.
|
|
||||||
worker_pidfile = (
|
|
||||||
worker_config.get("pid_file")
|
|
||||||
or pidfile
|
|
||||||
)
|
|
||||||
worker_cache_factor = worker_config.get("synctl_cache_factor") or cache_factor
|
|
||||||
worker_cache_factors = (
|
|
||||||
worker_config.get("synctl_cache_factors")
|
|
||||||
or cache_factors
|
|
||||||
)
|
|
||||||
daemonize = worker_config.get("daemonize") or config.get("daemonize")
|
|
||||||
assert daemonize, "Main process must have daemonize set to true"
|
|
||||||
|
|
||||||
# The master process doesn't support using worker_* config.
|
|
||||||
for key in worker_config:
|
|
||||||
if key == "worker_app": # But we allow worker_app
|
|
||||||
continue
|
|
||||||
assert not key.startswith("worker_"), \
|
|
||||||
"Main process cannot use worker_* config"
|
|
||||||
else:
|
|
||||||
worker_pidfile = worker_config["worker_pid_file"]
|
|
||||||
worker_daemonize = worker_config["worker_daemonize"]
|
|
||||||
assert worker_daemonize, "In config %r: expected '%s' to be True" % (
|
|
||||||
worker_configfile, "worker_daemonize")
|
|
||||||
worker_cache_factor = worker_config.get("synctl_cache_factor")
|
|
||||||
worker_cache_factors = worker_config.get("synctl_cache_factors", {})
|
|
||||||
workers.append(Worker(
|
|
||||||
worker_app, worker_configfile, worker_pidfile, worker_cache_factor,
|
|
||||||
worker_cache_factors,
|
|
||||||
))
|
|
||||||
|
|
||||||
action = options.action
|
|
||||||
|
|
||||||
if action == "stop" or action == "restart":
|
|
||||||
for worker in workers:
|
|
||||||
stop(worker.pidfile, worker.app)
|
|
||||||
|
|
||||||
if start_stop_synapse:
|
|
||||||
stop(pidfile, "synapse.app.homeserver")
|
|
||||||
|
|
||||||
# Wait for synapse to actually shutdown before starting it again
|
|
||||||
if action == "restart":
|
|
||||||
running_pids = []
|
|
||||||
if start_stop_synapse and os.path.exists(pidfile):
|
|
||||||
running_pids.append(int(open(pidfile).read()))
|
|
||||||
for worker in workers:
|
|
||||||
if os.path.exists(worker.pidfile):
|
|
||||||
running_pids.append(int(open(worker.pidfile).read()))
|
|
||||||
if len(running_pids) > 0:
|
|
||||||
write("Waiting for process to exit before restarting...")
|
|
||||||
for running_pid in running_pids:
|
|
||||||
while pid_running(running_pid):
|
|
||||||
time.sleep(0.2)
|
|
||||||
write("All processes exited; now restarting...")
|
|
||||||
|
|
||||||
if action == "start" or action == "restart":
|
|
||||||
if start_stop_synapse:
|
|
||||||
# Check if synapse is already running
|
|
||||||
if os.path.exists(pidfile) and pid_running(int(open(pidfile).read())):
|
|
||||||
abort("synapse.app.homeserver already running")
|
|
||||||
start(configfile)
|
|
||||||
|
|
||||||
for worker in workers:
|
|
||||||
env = os.environ.copy()
|
|
||||||
|
|
||||||
if worker.cache_factor:
|
|
||||||
os.environ["SYNAPSE_CACHE_FACTOR"] = str(worker.cache_factor)
|
|
||||||
|
|
||||||
for cache_name, factor in worker.cache_factors.iteritems():
|
|
||||||
os.environ["SYNAPSE_CACHE_FACTOR_" + cache_name.upper()] = str(factor)
|
|
||||||
|
|
||||||
start_worker(worker.app, configfile, worker.configfile)
|
|
||||||
|
|
||||||
# Reset env back to the original
|
|
||||||
os.environ.clear()
|
|
||||||
os.environ.update(env)
|
|
||||||
|
|
||||||
|
|
||||||
if __name__ == "__main__":
|
|
||||||
main()
|
|
@ -13,6 +13,7 @@
|
|||||||
# See the License for the specific language governing permissions and
|
# See the License for the specific language governing permissions and
|
||||||
# limitations under the License.
|
# limitations under the License.
|
||||||
|
|
||||||
|
import logging
|
||||||
import os
|
import os
|
||||||
|
|
||||||
import six
|
import six
|
||||||
@ -20,6 +21,8 @@ from six.moves import intern
|
|||||||
|
|
||||||
from prometheus_client.core import REGISTRY, Gauge, GaugeMetricFamily
|
from prometheus_client.core import REGISTRY, Gauge, GaugeMetricFamily
|
||||||
|
|
||||||
|
logger = logging.getLogger(__name__)
|
||||||
|
|
||||||
CACHE_SIZE_FACTOR = float(os.environ.get("SYNAPSE_CACHE_FACTOR", 0.5))
|
CACHE_SIZE_FACTOR = float(os.environ.get("SYNAPSE_CACHE_FACTOR", 0.5))
|
||||||
|
|
||||||
|
|
||||||
@ -76,16 +79,20 @@ def register_cache(cache_type, cache_name, cache):
|
|||||||
return []
|
return []
|
||||||
|
|
||||||
def collect(self):
|
def collect(self):
|
||||||
if cache_type == "response_cache":
|
try:
|
||||||
response_cache_size.labels(cache_name).set(len(cache))
|
if cache_type == "response_cache":
|
||||||
response_cache_hits.labels(cache_name).set(self.hits)
|
response_cache_size.labels(cache_name).set(len(cache))
|
||||||
response_cache_evicted.labels(cache_name).set(self.evicted_size)
|
response_cache_hits.labels(cache_name).set(self.hits)
|
||||||
response_cache_total.labels(cache_name).set(self.hits + self.misses)
|
response_cache_evicted.labels(cache_name).set(self.evicted_size)
|
||||||
else:
|
response_cache_total.labels(cache_name).set(self.hits + self.misses)
|
||||||
cache_size.labels(cache_name).set(len(cache))
|
else:
|
||||||
cache_hits.labels(cache_name).set(self.hits)
|
cache_size.labels(cache_name).set(len(cache))
|
||||||
cache_evicted.labels(cache_name).set(self.evicted_size)
|
cache_hits.labels(cache_name).set(self.hits)
|
||||||
cache_total.labels(cache_name).set(self.hits + self.misses)
|
cache_evicted.labels(cache_name).set(self.evicted_size)
|
||||||
|
cache_total.labels(cache_name).set(self.hits + self.misses)
|
||||||
|
except Exception as e:
|
||||||
|
logger.warn("Error calculating metrics for %s: %s", cache_name, e)
|
||||||
|
raise
|
||||||
|
|
||||||
yield GaugeMetricFamily("__unused", "")
|
yield GaugeMetricFamily("__unused", "")
|
||||||
|
|
||||||
|
@ -16,6 +16,8 @@
|
|||||||
import logging
|
import logging
|
||||||
from collections import OrderedDict
|
from collections import OrderedDict
|
||||||
|
|
||||||
|
from six import itervalues
|
||||||
|
|
||||||
from synapse.metrics.background_process_metrics import run_as_background_process
|
from synapse.metrics.background_process_metrics import run_as_background_process
|
||||||
from synapse.util.caches import register_cache
|
from synapse.util.caches import register_cache
|
||||||
|
|
||||||
@ -54,8 +56,6 @@ class ExpiringCache(object):
|
|||||||
|
|
||||||
self.iterable = iterable
|
self.iterable = iterable
|
||||||
|
|
||||||
self._size_estimate = 0
|
|
||||||
|
|
||||||
self.metrics = register_cache("expiring", cache_name, self)
|
self.metrics = register_cache("expiring", cache_name, self)
|
||||||
|
|
||||||
if not self._expiry_ms:
|
if not self._expiry_ms:
|
||||||
@ -74,16 +74,11 @@ class ExpiringCache(object):
|
|||||||
now = self._clock.time_msec()
|
now = self._clock.time_msec()
|
||||||
self._cache[key] = _CacheEntry(now, value)
|
self._cache[key] = _CacheEntry(now, value)
|
||||||
|
|
||||||
if self.iterable:
|
|
||||||
self._size_estimate += len(value)
|
|
||||||
|
|
||||||
# Evict if there are now too many items
|
# Evict if there are now too many items
|
||||||
while self._max_len and len(self) > self._max_len:
|
while self._max_len and len(self) > self._max_len:
|
||||||
_key, value = self._cache.popitem(last=False)
|
_key, value = self._cache.popitem(last=False)
|
||||||
if self.iterable:
|
if self.iterable:
|
||||||
removed_len = len(value.value)
|
self.metrics.inc_evictions(len(value.value))
|
||||||
self.metrics.inc_evictions(removed_len)
|
|
||||||
self._size_estimate -= removed_len
|
|
||||||
else:
|
else:
|
||||||
self.metrics.inc_evictions()
|
self.metrics.inc_evictions()
|
||||||
|
|
||||||
@ -134,7 +129,9 @@ class ExpiringCache(object):
|
|||||||
for k in keys_to_delete:
|
for k in keys_to_delete:
|
||||||
value = self._cache.pop(k)
|
value = self._cache.pop(k)
|
||||||
if self.iterable:
|
if self.iterable:
|
||||||
self._size_estimate -= len(value.value)
|
self.metrics.inc_evictions(len(value.value))
|
||||||
|
else:
|
||||||
|
self.metrics.inc_evictions()
|
||||||
|
|
||||||
logger.debug(
|
logger.debug(
|
||||||
"[%s] _prune_cache before: %d, after len: %d",
|
"[%s] _prune_cache before: %d, after len: %d",
|
||||||
@ -143,7 +140,7 @@ class ExpiringCache(object):
|
|||||||
|
|
||||||
def __len__(self):
|
def __len__(self):
|
||||||
if self.iterable:
|
if self.iterable:
|
||||||
return self._size_estimate
|
return sum(len(entry.value) for entry in itervalues(self._cache))
|
||||||
else:
|
else:
|
||||||
return len(self._cache)
|
return len(self._cache)
|
||||||
|
|
||||||
|
294
synctl
Executable file
294
synctl
Executable file
@ -0,0 +1,294 @@
|
|||||||
|
#!/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 argparse
|
||||||
|
import collections
|
||||||
|
import errno
|
||||||
|
import glob
|
||||||
|
import os
|
||||||
|
import os.path
|
||||||
|
import signal
|
||||||
|
import subprocess
|
||||||
|
import sys
|
||||||
|
import time
|
||||||
|
|
||||||
|
from six import iteritems
|
||||||
|
|
||||||
|
import yaml
|
||||||
|
|
||||||
|
SYNAPSE = [sys.executable, "-B", "-m", "synapse.app.homeserver"]
|
||||||
|
|
||||||
|
GREEN = "\x1b[1;32m"
|
||||||
|
YELLOW = "\x1b[1;33m"
|
||||||
|
RED = "\x1b[1;31m"
|
||||||
|
NORMAL = "\x1b[m"
|
||||||
|
|
||||||
|
|
||||||
|
def pid_running(pid):
|
||||||
|
try:
|
||||||
|
os.kill(pid, 0)
|
||||||
|
return True
|
||||||
|
except OSError as err:
|
||||||
|
if err.errno == errno.EPERM:
|
||||||
|
return True
|
||||||
|
return False
|
||||||
|
|
||||||
|
|
||||||
|
def write(message, colour=NORMAL, stream=sys.stdout):
|
||||||
|
if colour == NORMAL:
|
||||||
|
stream.write(message + "\n")
|
||||||
|
else:
|
||||||
|
stream.write(colour + message + NORMAL + "\n")
|
||||||
|
|
||||||
|
|
||||||
|
def abort(message, colour=RED, stream=sys.stderr):
|
||||||
|
write(message, colour, stream)
|
||||||
|
sys.exit(1)
|
||||||
|
|
||||||
|
|
||||||
|
def start(configfile):
|
||||||
|
write("Starting ...")
|
||||||
|
args = SYNAPSE
|
||||||
|
args.extend(["--daemonize", "-c", configfile])
|
||||||
|
|
||||||
|
try:
|
||||||
|
subprocess.check_call(args)
|
||||||
|
write("started synapse.app.homeserver(%r)" %
|
||||||
|
(configfile,), colour=GREEN)
|
||||||
|
except subprocess.CalledProcessError as e:
|
||||||
|
write(
|
||||||
|
"error starting (exit code: %d); see above for logs" % e.returncode,
|
||||||
|
colour=RED,
|
||||||
|
)
|
||||||
|
|
||||||
|
|
||||||
|
def start_worker(app, configfile, worker_configfile):
|
||||||
|
args = [
|
||||||
|
"python", "-B",
|
||||||
|
"-m", app,
|
||||||
|
"-c", configfile,
|
||||||
|
"-c", worker_configfile
|
||||||
|
]
|
||||||
|
|
||||||
|
try:
|
||||||
|
subprocess.check_call(args)
|
||||||
|
write("started %s(%r)" % (app, worker_configfile), colour=GREEN)
|
||||||
|
except subprocess.CalledProcessError as e:
|
||||||
|
write(
|
||||||
|
"error starting %s(%r) (exit code: %d); see above for logs" % (
|
||||||
|
app, worker_configfile, e.returncode,
|
||||||
|
),
|
||||||
|
colour=RED,
|
||||||
|
)
|
||||||
|
|
||||||
|
|
||||||
|
def stop(pidfile, app):
|
||||||
|
if os.path.exists(pidfile):
|
||||||
|
pid = int(open(pidfile).read())
|
||||||
|
try:
|
||||||
|
os.kill(pid, signal.SIGTERM)
|
||||||
|
write("stopped %s" % (app,), colour=GREEN)
|
||||||
|
except OSError as err:
|
||||||
|
if err.errno == errno.ESRCH:
|
||||||
|
write("%s not running" % (app,), colour=YELLOW)
|
||||||
|
elif err.errno == errno.EPERM:
|
||||||
|
abort("Cannot stop %s: Operation not permitted" % (app,))
|
||||||
|
else:
|
||||||
|
abort("Cannot stop %s: Unknown error" % (app,))
|
||||||
|
|
||||||
|
|
||||||
|
Worker = collections.namedtuple("Worker", [
|
||||||
|
"app", "configfile", "pidfile", "cache_factor", "cache_factors",
|
||||||
|
])
|
||||||
|
|
||||||
|
|
||||||
|
def main():
|
||||||
|
|
||||||
|
parser = argparse.ArgumentParser()
|
||||||
|
|
||||||
|
parser.add_argument(
|
||||||
|
"action",
|
||||||
|
choices=["start", "stop", "restart"],
|
||||||
|
help="whether to start, stop or restart the synapse",
|
||||||
|
)
|
||||||
|
parser.add_argument(
|
||||||
|
"configfile",
|
||||||
|
nargs="?",
|
||||||
|
default="homeserver.yaml",
|
||||||
|
help="the homeserver config file, defaults to homeserver.yaml",
|
||||||
|
)
|
||||||
|
parser.add_argument(
|
||||||
|
"-w", "--worker",
|
||||||
|
metavar="WORKERCONFIG",
|
||||||
|
help="start or stop a single worker",
|
||||||
|
)
|
||||||
|
parser.add_argument(
|
||||||
|
"-a", "--all-processes",
|
||||||
|
metavar="WORKERCONFIGDIR",
|
||||||
|
help="start or stop all the workers in the given directory"
|
||||||
|
" and the main synapse process",
|
||||||
|
)
|
||||||
|
|
||||||
|
options = parser.parse_args()
|
||||||
|
|
||||||
|
if options.worker and options.all_processes:
|
||||||
|
write(
|
||||||
|
'Cannot use "--worker" with "--all-processes"',
|
||||||
|
stream=sys.stderr
|
||||||
|
)
|
||||||
|
sys.exit(1)
|
||||||
|
|
||||||
|
configfile = options.configfile
|
||||||
|
|
||||||
|
if not os.path.exists(configfile):
|
||||||
|
write(
|
||||||
|
"No config file found\n"
|
||||||
|
"To generate a config file, run '%s -c %s --generate-config"
|
||||||
|
" --server-name=<server name>'\n" % (
|
||||||
|
" ".join(SYNAPSE), options.configfile
|
||||||
|
),
|
||||||
|
stream=sys.stderr,
|
||||||
|
)
|
||||||
|
sys.exit(1)
|
||||||
|
|
||||||
|
with open(configfile) as stream:
|
||||||
|
config = yaml.load(stream)
|
||||||
|
|
||||||
|
pidfile = config["pid_file"]
|
||||||
|
cache_factor = config.get("synctl_cache_factor")
|
||||||
|
start_stop_synapse = True
|
||||||
|
|
||||||
|
if cache_factor:
|
||||||
|
os.environ["SYNAPSE_CACHE_FACTOR"] = str(cache_factor)
|
||||||
|
|
||||||
|
cache_factors = config.get("synctl_cache_factors", {})
|
||||||
|
for cache_name, factor in iteritems(cache_factors):
|
||||||
|
os.environ["SYNAPSE_CACHE_FACTOR_" + cache_name.upper()] = str(factor)
|
||||||
|
|
||||||
|
worker_configfiles = []
|
||||||
|
if options.worker:
|
||||||
|
start_stop_synapse = False
|
||||||
|
worker_configfile = options.worker
|
||||||
|
if not os.path.exists(worker_configfile):
|
||||||
|
write(
|
||||||
|
"No worker config found at %r" % (worker_configfile,),
|
||||||
|
stream=sys.stderr,
|
||||||
|
)
|
||||||
|
sys.exit(1)
|
||||||
|
worker_configfiles.append(worker_configfile)
|
||||||
|
|
||||||
|
if options.all_processes:
|
||||||
|
# To start the main synapse with -a you need to add a worker file
|
||||||
|
# with worker_app == "synapse.app.homeserver"
|
||||||
|
start_stop_synapse = False
|
||||||
|
worker_configdir = options.all_processes
|
||||||
|
if not os.path.isdir(worker_configdir):
|
||||||
|
write(
|
||||||
|
"No worker config directory found at %r" % (worker_configdir,),
|
||||||
|
stream=sys.stderr,
|
||||||
|
)
|
||||||
|
sys.exit(1)
|
||||||
|
worker_configfiles.extend(sorted(glob.glob(
|
||||||
|
os.path.join(worker_configdir, "*.yaml")
|
||||||
|
)))
|
||||||
|
|
||||||
|
workers = []
|
||||||
|
for worker_configfile in worker_configfiles:
|
||||||
|
with open(worker_configfile) as stream:
|
||||||
|
worker_config = yaml.load(stream)
|
||||||
|
worker_app = worker_config["worker_app"]
|
||||||
|
if worker_app == "synapse.app.homeserver":
|
||||||
|
# We need to special case all of this to pick up options that may
|
||||||
|
# be set in the main config file or in this worker config file.
|
||||||
|
worker_pidfile = (
|
||||||
|
worker_config.get("pid_file")
|
||||||
|
or pidfile
|
||||||
|
)
|
||||||
|
worker_cache_factor = worker_config.get("synctl_cache_factor") or cache_factor
|
||||||
|
worker_cache_factors = (
|
||||||
|
worker_config.get("synctl_cache_factors")
|
||||||
|
or cache_factors
|
||||||
|
)
|
||||||
|
daemonize = worker_config.get("daemonize") or config.get("daemonize")
|
||||||
|
assert daemonize, "Main process must have daemonize set to true"
|
||||||
|
|
||||||
|
# The master process doesn't support using worker_* config.
|
||||||
|
for key in worker_config:
|
||||||
|
if key == "worker_app": # But we allow worker_app
|
||||||
|
continue
|
||||||
|
assert not key.startswith("worker_"), \
|
||||||
|
"Main process cannot use worker_* config"
|
||||||
|
else:
|
||||||
|
worker_pidfile = worker_config["worker_pid_file"]
|
||||||
|
worker_daemonize = worker_config["worker_daemonize"]
|
||||||
|
assert worker_daemonize, "In config %r: expected '%s' to be True" % (
|
||||||
|
worker_configfile, "worker_daemonize")
|
||||||
|
worker_cache_factor = worker_config.get("synctl_cache_factor")
|
||||||
|
worker_cache_factors = worker_config.get("synctl_cache_factors", {})
|
||||||
|
workers.append(Worker(
|
||||||
|
worker_app, worker_configfile, worker_pidfile, worker_cache_factor,
|
||||||
|
worker_cache_factors,
|
||||||
|
))
|
||||||
|
|
||||||
|
action = options.action
|
||||||
|
|
||||||
|
if action == "stop" or action == "restart":
|
||||||
|
for worker in workers:
|
||||||
|
stop(worker.pidfile, worker.app)
|
||||||
|
|
||||||
|
if start_stop_synapse:
|
||||||
|
stop(pidfile, "synapse.app.homeserver")
|
||||||
|
|
||||||
|
# Wait for synapse to actually shutdown before starting it again
|
||||||
|
if action == "restart":
|
||||||
|
running_pids = []
|
||||||
|
if start_stop_synapse and os.path.exists(pidfile):
|
||||||
|
running_pids.append(int(open(pidfile).read()))
|
||||||
|
for worker in workers:
|
||||||
|
if os.path.exists(worker.pidfile):
|
||||||
|
running_pids.append(int(open(worker.pidfile).read()))
|
||||||
|
if len(running_pids) > 0:
|
||||||
|
write("Waiting for process to exit before restarting...")
|
||||||
|
for running_pid in running_pids:
|
||||||
|
while pid_running(running_pid):
|
||||||
|
time.sleep(0.2)
|
||||||
|
write("All processes exited; now restarting...")
|
||||||
|
|
||||||
|
if action == "start" or action == "restart":
|
||||||
|
if start_stop_synapse:
|
||||||
|
# Check if synapse is already running
|
||||||
|
if os.path.exists(pidfile) and pid_running(int(open(pidfile).read())):
|
||||||
|
abort("synapse.app.homeserver already running")
|
||||||
|
start(configfile)
|
||||||
|
|
||||||
|
for worker in workers:
|
||||||
|
env = os.environ.copy()
|
||||||
|
|
||||||
|
if worker.cache_factor:
|
||||||
|
os.environ["SYNAPSE_CACHE_FACTOR"] = str(worker.cache_factor)
|
||||||
|
|
||||||
|
for cache_name, factor in worker.cache_factors.iteritems():
|
||||||
|
os.environ["SYNAPSE_CACHE_FACTOR_" + cache_name.upper()] = str(factor)
|
||||||
|
|
||||||
|
start_worker(worker.app, configfile, worker.configfile)
|
||||||
|
|
||||||
|
# Reset env back to the original
|
||||||
|
os.environ.clear()
|
||||||
|
os.environ.update(env)
|
||||||
|
|
||||||
|
|
||||||
|
if __name__ == "__main__":
|
||||||
|
main()
|
Loading…
Reference in New Issue
Block a user