def main(cmd_line_args: argparse.Namespace) -> None:
cfg_file = cmd_line_args.configfile
app_args = {'config_file': cfg_file}
# Setup Logging
version = utils.get_software_version()
if cmd_line_args.nologfile:
app_args['log_file'] = ""
else:
app_args['log_file'] = os.path.normpath(
os.path.expanduser(cmd_line_args.logfile))
app_args['software_version'] = version
app_args['python_version'] = sys.version.replace("\n", " ")
ql, file_logger, warning = utils.setup_logging(app_args)
if warning is not None:
app_args['log_warning'] = warning
# Start asyncio event loop and server
event_loop = EventLoop()
alt_config_loaded = False
estatus = 0
while True:
try:
server = Server(app_args, file_logger, event_loop)
server.load_components()
except confighelper.ConfigError as e:
backup_cfg = confighelper.find_config_backup(cfg_file)
logging.exception("Server Config Error")
if alt_config_loaded or backup_cfg is None:
estatus = 1
break
app_args['config_file'] = backup_cfg
app_args['config_warning'] = (
f"Server configuration error: {e}\n"
f"Loaded server from most recent working configuration:"
f" '{app_args['config_file']}'\n"
f"Please fix the issue in moonraker.conf and restart "
f"the server.")
alt_config_loaded = True
continue
except Exception:
logging.exception("Moonraker Error")
estatus = 1
break
try:
event_loop.register_callback(server.server_init)
event_loop.start()
except Exception:
logging.exception("Server Running Error")
estatus = 1
break
if server.exit_reason == "terminate":
break
# Restore the original config and clear the warning
# before the server restarts
if alt_config_loaded:
app_args['config_file'] = cfg_file
app_args.pop('config_warning', None)
alt_config_loaded = False
event_loop.close()
# Since we are running outside of the the server
# it is ok to use a blocking sleep here
time.sleep(.5)
logging.info("Attempting Server Restart...")
event_loop.reset()
event_loop.close()
logging.info("Server Shutdown")
ql.stop()
exit(estatus)
def main() -> None:
# Parse start arguments
parser = argparse.ArgumentParser(
description="Moonraker - Klipper API Server")
parser.add_argument("-c",
"--configfile",
default="~/moonraker.conf",
metavar='<configfile>',
help="Location of moonraker configuration file")
parser.add_argument("-l",
"--logfile",
default="/tmp/moonraker.log",
metavar='<logfile>',
help="log file name and location")
parser.add_argument("-n",
"--nologfile",
action='store_true',
help="disable logging to a file")
cmd_line_args = parser.parse_args()
cfg_file = cmd_line_args.configfile
app_args = {'config_file': cfg_file}
# Setup Logging
version = utils.get_software_version()
if cmd_line_args.nologfile:
app_args['log_file'] = ""
else:
app_args['log_file'] = os.path.normpath(
os.path.expanduser(cmd_line_args.logfile))
app_args['software_version'] = version
ql, file_logger, warning = utils.setup_logging(app_args)
if warning is not None:
app_args['log_warning'] = warning
if sys.version_info < (3, 7):
msg = f"Moonraker requires Python 3.7 or above. " \
f"Detected Version: {sys.version}"
logging.info(msg)
print(msg)
ql.stop()
exit(1)
# Start asyncio event loop and server
event_loop = EventLoop()
alt_config_loaded = False
estatus = 0
while True:
try:
server = Server(app_args, file_logger, event_loop)
server.load_components()
except confighelper.ConfigError as e:
backup_cfg = confighelper.find_config_backup(cfg_file)
if alt_config_loaded or backup_cfg is None:
logging.exception("Server Config Error")
estatus = 1
break
app_args['config_file'] = backup_cfg
app_args['config_warning'] = (
f"Server configuration error: {e}\n"
f"Loaded server from most recent working configuration:"
f" '{app_args['config_file']}'\n"
f"Please fix the issue in moonraker.conf and restart "
f"the server.")
alt_config_loaded = True
continue
except Exception:
logging.exception("Moonraker Error")
estatus = 1
break
try:
event_loop.register_callback(server.server_init)
event_loop.start()
except Exception:
logging.exception("Server Running Error")
estatus = 1
break
if server.exit_reason == "terminate":
break
# Restore the original config and clear the warning
# before the server restarts
if alt_config_loaded:
app_args['config_file'] = cfg_file
app_args.pop('config_warning', None)
alt_config_loaded = False
event_loop.close()
# Since we are running outside of the the server
# it is ok to use a blocking sleep here
time.sleep(.5)
logging.info("Attempting Server Restart...")
for _ in range(5):
# Sometimes the new loop does not properly instantiate.
# Give 5 attempts before raising an exception
new_loop = asyncio.new_event_loop()
if not new_loop.is_closed():
break
logging.info("Failed to create open eventloop, "
"retyring in .5 seconds...")
time.sleep(.5)
else:
raise RuntimeError("Unable to create new open eventloop")
asyncio.set_event_loop(new_loop)
event_loop.reset()
event_loop.close()
logging.info("Server Shutdown")
ql.stop()
exit(estatus)
