check_restart_tomcat.py

check_restart_tomcat.py

# 5 * * * * python3 /home1/irteam/check_restart_tomcat.py

from urllib.request import urlopen
from urllib.error import HTTPError
import os
import time


URL = ""
TOMCAT_PATH = "/home/user/apps/tomcat/bin/"
SHUTDOWN = "shutdown.sh"
STARTUP = "startup.sh"
LOG_PATH = "/home/user/logs/python/"
LOG_FILENAME = "check_restart_tomcat.log"


def checkHttpStatus(url):
    try:
        res = urlopen(url)
        return res.status
    except HTTPError as e:
        code = e.getcode()
        return code


def restart(path, startup, shutdown):
    log('restart!!!')
    os.system(path + shutdown)
    time.sleep(5)
#    os.system("pkill java")
    os.system(path + startup)


def log(message):
    global LOG_PATH
    global LOG_FILENAME
    timestamp = time.strftime('[%Y-%m-%d(%H:%M:%S)] ')
    timeline = str(timestamp) + message + '\n'
    file = open(LOG_PATH + LOG_FILENAME, 'a')
    file.write(timeline)
    file.close()


status = checkHttpStatus(URL)
log("status: " + str(status))
if status != 200:
    restart(TOMCAT_PATH, STARTUP, SHUTDOWN)

OutOfMemory

• pkill java