数以千计的服务器存活状态检查

# !/usr/bin/python
# -*- coding: UTF-8 -*-
import commands
import sys
import time

class server_unreache(object):
    def __init__(self, ip_list):
        self.ip_list = ip_list
#第一次获取无法ping通的服务器列表
    def unreachable_ip_list(self):
        global unreachable_iplist_one_time
        unreachable_iplist_one_time=[]
        get_un_iplist_str = "/sbin/fping -u  -f  {}".format(ip_list)
        (status, get_un_iplist) = commands.getstatusoutput(get_un_iplist_str)
        for unreach in get_un_iplist.split('\n'):
            unreachable_iplist_one_time.append(unreach)
        #return unreachable_iplist_one_time
        pass

# 对第一次获取无法ping通的服务器列表，在进行3次ping操作，每次操作时间间隔为10秒
    def do_3times_fping_unreachable(self):
        global unreache_3times
        unreache_3times=[]
        for j in range(3):
            for i in range(len(unreachable_iplist_one_time)):
                get_3times_un_iplist_str = "/sbin/fping -u {}".format(unreachable_iplist_one_time[i])
                time.sleep(10)
                (status, get_3times_un_iplist) = commands.getstatusoutput(get_3times_un_iplist_str)
                print(time.strftime("%Y-%m-%d %H:%M:%S", time.localtime()))
                if status != 0 and get_3times_un_iplist not in unreache_3times:
                    unreache_3times.append(get_3times_un_iplist)
                print("{} times,unreache_3times {}".format(j+1,unreache_3times[i]))
        print(unreache_3times)
        pass

    def do_reboot(self,count=0):
        global do_reboot_cmd
        do_reboot_cmd="ipmitool -I lanplus -H   {}  -U      UserNmae   -P  PassWord     chassis power status"
        for i in range(len(unreache_3times)):
            count = count + 1
            #print(count)
            if count <= 2:
                print("do_reboot_ip:{},\n do_reboot_cmd:{}".format(unreache_3times[i],do_reboot_cmd.format(unreache_3times[i].replace('172.','10.'))))
                #print("do_reboot_ip", unreache_3times[i])

if __name__ == '__main__':
    ip_list = sys.argv[1]
    ds=server_unreache(ip_list)
    ds.unreachable_ip_list()
    ds.do_3times_fping_unreachable()
    ds.do_reboot()