def main ():
def sighup_handler (server, ioloop, signum, frame):
def stop_ioloop (ioloop):
logging.info ("Stopping IOloop")
ioloop.stop ()
logging.info ("Done.")
def stop_server (server, ioloop):
logging.info ("Stopping HTTP server")
server.stop ()
ioloop.add_timeout (time.time () + 5.0, partial (stop_ioloop, ioloop))
logging.info ("Waiting for pending requests")
logging.info ("Graceful exit due to SIGHUP")
ioloop.add_callback (partial (stop_server, server, ioloop))
server = tornado.httpserver.HTTPServer (
Application (),
xheaders=True
)
server.listen (options.port, address=options.address)
ioloop = tornado.ioloop.IOLoop.instance ()
signal.signal (signal.SIGHUP, partial (sighup_handler, server, ioloop))
if options.debug:
ioloop.set_blocking_log_threshold (options.log_blocking) # issue warning if we block for log_blocking ms
try:
ioloop.start ()
except KeyboardInterrupt:
logging.info ("Exiting due to keyboard interrupt")
raise SystemExit
if umask is not None:
os.umask(umask)
write_pidfile()
servers = bind_server()
shed_privileges()
if dgl_mode:
userdb.ensure_user_db_exists()
userdb.ensure_settings_db_exists()
ioloop = tornado.ioloop.IOLoop.instance()
ioloop.set_blocking_log_threshold(0.5)
if dgl_mode:
status_file_timeout()
purge_login_tokens_timeout()
start_reading_milestones()
if watch_socket_dirs:
process_handler.watch_socket_dirs()
logging.info("Webtiles server started! (PID: %s)" % os.getpid())
try:
ioloop.start()
except KeyboardInterrupt:
logging.info("Received keyboard interrupt, shutting down.")