数以千计的服务器存活状态检查

# !/usr/bin/python# -*- coding: UTF-8 -*-import commandsimport sysimport timeclass 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()