py-kms/docker/healthcheck.py
2023-05-06 20:23:13 +02:00

37 lines
1.3 KiB
Python
Executable file

#!/usr/bin/python3 -u
import os
import sys
import logging
def do_check(logger):
import socket
listen_ip = os.environ.get('IP', '::').split()
listen_ip.insert(0, '127.0.0.1') # always try to connect to localhost first
listen_port = os.environ.get('PORT', '1688')
for ip in listen_ip:
try:
s = socket.socket(socket.AF_INET6 if ':' in ip else socket.AF_INET, socket.SOCK_STREAM)
s.settimeout(1) # 1 second timeout
address = ip if ':' in ip else (ip, int(listen_port))
logger.debug(f"Trying to connect to {address}...")
s.connect(address)
s.close()
return True
except:
pass
return False # no connection could be established
if __name__ == '__main__':
log_level_bootstrap = log_level = os.getenv('LOGLEVEL', 'INFO')
if log_level_bootstrap == "MININFO":
log_level_bootstrap = "INFO"
loggersrv = logging.getLogger('healthcheck.py')
loggersrv.setLevel(log_level_bootstrap)
streamhandler = logging.StreamHandler(sys.stdout)
streamhandler.setLevel(log_level_bootstrap)
formatter = logging.Formatter(fmt='\x1b[94m%(asctime)s %(levelname)-8s %(message)s', datefmt='%a, %d %b %Y %H:%M:%S')
streamhandler.setFormatter(formatter)
loggersrv.addHandler(streamhandler)
sys.exit(0 if do_check(loggersrv) else 1)