Python之redis、mysql进程守护

 1 #!/usr/bin/env python3 
 2 # -*- coding: utf-8 -*-
 3 # author:lipc
 4 
 5 import os,time
 6 process_name = ["mysql","redis"]
 7 for i in process_name:
 8     try:
 9         process = len(os.popen('ps aux | grep "' + i + '" | grep -v grep | grep -v tail').readlines())
10         if process >= 1:
11             print("True")
12         else:
13             print("False")
14             f = open('/app/20200423.log', "a")
15             f.write('[' + str(time.strftime('%Y-%m-%d %H:%M:%S', time.localtime())) + '] no redis service,start it!
')
16             f.close()
17             time.sleep(3)
18             os.system('cd /app/redis/bin/ && ./start.sh')
19     except:
20         print("Check process ERROR!!!")