zulip/zerver/management/commands/runtornado.py

127 lines
5.0 KiB
Python

import logging
import sys
from typing import Any, Callable
from django.conf import settings
from django.core.management.base import BaseCommand, \
CommandError, CommandParser
from tornado import ioloop
from tornado.log import app_log
# We must call zerver.tornado.ioloop_logging.instrument_tornado_ioloop
# before we import anything else from our project in order for our
# Tornado load logging to work; otherwise we might accidentally import
# zerver.lib.queue (which will instantiate the Tornado ioloop) before
# this.
from zerver.tornado.ioloop_logging import instrument_tornado_ioloop
settings.RUNNING_INSIDE_TORNADO = True
instrument_tornado_ioloop()
from zerver.lib.debug import interactive_debug_listen
from zerver.tornado.application import create_tornado_application, \
setup_tornado_rabbitmq
from zerver.tornado.autoreload import start as zulip_autoreload_start
from zerver.tornado.event_queue import add_client_gc_hook, \
missedmessage_hook, process_notification, setup_event_queue
from zerver.tornado.sharding import notify_tornado_queue_name, tornado_return_queue_name
from zerver.tornado.socket import respond_send_message
if settings.USING_RABBITMQ:
from zerver.lib.queue import get_queue_client
def handle_callback_exception(callback: Callable[..., Any]) -> None:
logging.exception("Exception in callback")
app_log.error("Exception in callback %r", callback, exc_info=True)
class Command(BaseCommand):
help = "Starts a Tornado Web server wrapping Django."
def add_arguments(self, parser: CommandParser) -> None:
parser.add_argument('addrport', nargs="?", type=str,
help='[optional port number or ipaddr:port]\n '
'(use multiple ports to start multiple servers)')
parser.add_argument('--nokeepalive', action='store_true',
dest='no_keep_alive', default=False,
help="Tells Tornado to NOT keep alive http connections.")
parser.add_argument('--noxheaders', action='store_false',
dest='xheaders', default=True,
help="Tells Tornado to NOT override remote IP with X-Real-IP.")
def handle(self, addrport: str, **options: bool) -> None:
interactive_debug_listen()
import django
from tornado import httpserver
try:
addr, port = addrport.split(':')
except ValueError:
addr, port = '', addrport
if not addr:
addr = '127.0.0.1'
if not port.isdigit():
raise CommandError("%r is not a valid port number." % (port,))
xheaders = options.get('xheaders', True)
no_keep_alive = options.get('no_keep_alive', False)
quit_command = 'CTRL-C'
if settings.DEBUG:
logging.basicConfig(level=logging.INFO,
format='%(asctime)s %(levelname)-8s %(message)s')
def inner_run() -> None:
from django.conf import settings
from django.utils import translation
translation.activate(settings.LANGUAGE_CODE)
print("Validating Django models.py...")
self.check(display_num_errors=True)
print("\nDjango version %s" % (django.get_version(),))
print("Tornado server is running at http://%s:%s/" % (addr, port))
print("Quit the server with %s." % (quit_command,))
if settings.USING_RABBITMQ:
queue_client = get_queue_client()
# Process notifications received via RabbitMQ
queue_client.register_json_consumer(notify_tornado_queue_name(int(port)),
process_notification)
queue_client.register_json_consumer(tornado_return_queue_name(int(port)),
respond_send_message)
try:
# Application is an instance of Django's standard wsgi handler.
application = create_tornado_application(int(port))
if settings.AUTORELOAD:
zulip_autoreload_start()
# start tornado web server in single-threaded mode
http_server = httpserver.HTTPServer(application,
xheaders=xheaders,
no_keep_alive=no_keep_alive)
http_server.listen(int(port), address=addr)
setup_event_queue(int(port))
add_client_gc_hook(missedmessage_hook)
setup_tornado_rabbitmq()
from zerver.tornado.ioloop_logging import logging_data
logging_data['port'] = port
instance = ioloop.IOLoop.instance()
if django.conf.settings.DEBUG:
instance.set_blocking_log_threshold(5)
instance.handle_callback_exception = handle_callback_exception
instance.start()
except KeyboardInterrupt:
sys.exit(0)
inner_run()