Linux 守护进程

import os

import sys

import time

import subprocess

def get_process_id(name):

    """查询进程ＩＤ""" 

    child = subprocess.Popen(["pgrep","-f",name],stdout=subprocess.PIPE,shell=False)

    pid = child.communicate()[0]

    return pid

while True: 

pid = get_process_id("python test.py") # 要守护的程序文件

    if not pid:

        print 'not pid, Reboot'

        os.system("nohup python test.py &") # 重新开启进程

    time.sleep(60)