def main():
'''
Can only be execute as root, since we need to log in /var/run
this can be changed later on
'''
# Go away if you are not root
if not os.geteuid() == 0:
sys.exit("monitor: You must be root to run this script\n")
# Parse the command line options
try:
opts, args = getopt.getopt(sys.argv[1:], \
'hdv', \
["help", "debug", "version"])
except:
_usage("error parsing options")
for opt in opts:
if opt[0] == '-v' or opt[0] == '--version':
print "%s: version %s" % (os.path.basename(sys.argv[0]), \
SCRIPT_VERSION)
sys.exit(0)
elif opt[0] == '-h' or opt[0] == '--help':
_usage()
elif opt[0] == '-d' or opt[0] == '--debug':
global _debug
_debug = True
if len(args) > 2:
_usage('Invalid args %s %d' % args, len(args))
# Initialize the logger
log.config_logging()
global _config
_config = get_config_parser(MONITOR_CONF)
monitor_daemon = MonitorDaemon('/var/run/monitor.pid')
if args:
if 'stop' == args[0]:
_logger.info("****************** Monitor stopping ********************")
monitor_daemon.stop()
elif 'restart' == args[0]:
_logger.info("***************** Monitor restarting *******************")
monitor_daemon.restart()
else:
err_msg = "Invalid command %s" % (repr(args[0]),)
print >> sys.stderr, err_msg
_logger.error("%s" % (err_msg,))
sys.exit(2)
sys.exit(0)
if _debug:
_logger.info("************ Monitor starting (debug mode)**************")
monitor_daemon.foreground()
else:
_logger.info("****************** Monitor starting ********************")
monitor_daemon.start()
parser = argparse.ArgumentParser()
parser.add_argument('-c', '--config', action='store', dest='CONFIG_FILE', help='/full/path/to/config.file (usually hblink.cfg)')
parser.add_argument('-l', '--logging', action='store', dest='LOG_LEVEL', help='Override config file logging level.')
cli_args = parser.parse_args()
# Ensure we have a path for the config file, if one wasn't specified, then use the execution directory
if not cli_args.CONFIG_FILE:
cli_args.CONFIG_FILE = os.path.dirname(os.path.abspath(__file__))+'/hblink.cfg'
# Call the external routine to build the configuration dictionary
CONFIG = config.build_config(cli_args.CONFIG_FILE)
# Call the external routing to start the system logger
if cli_args.LOG_LEVEL:
CONFIG['LOGGER']['LOG_LEVEL'] = cli_args.LOG_LEVEL
logger = log.config_logging(CONFIG['LOGGER'])
logger.info('\n\nCopyright (c) 2013, 2014, 2015, 2016, 2018, 2019, 2020\n\tThe Regents of the K0USY Group. All rights reserved.\n')
logger.debug('(GLOBAL) Logging system started, anything from here on gets logged')
# Set up the signal handler
def sig_handler(_signal, _frame):
logger.info('(GLOBAL) SHUTDOWN: HBLINK IS TERMINATING WITH SIGNAL %s', str(_signal))
hblink_handler(_signal, _frame)
logger.info('(GLOBAL) SHUTDOWN: ALL SYSTEM HANDLERS EXECUTED - STOPPING REACTOR')
reactor.stop()
# Set signal handers so that we can gracefully exit if need be
for sig in [signal.SIGTERM, signal.SIGINT]:
signal.signal(sig, sig_handler)
peer_ids, subscriber_ids, talkgroup_ids = mk_aliases(CONFIG)