Python-实现批量Linux主机管理（持续完善）

import sys
import os
import paramiko

ssh = paramiko.SSHClient()
ssh.set_missing_host_key_policy(paramiko.AutoAddPolicy())


def ssh_cmd(user,passwd,port,userfile,cmd):

    check_ok=[]
    check_er=[]

    file = open(userfile, "r")
    line = file.readlines()
    file.close()
    for i in range(len(line)):
        print("============================================>" + line[i].strip('\n') + "<============================================" )
        try:
            ssh.connect(hostname=line[i].strip('\n'),port=port,username=user,password=passwd)
            cmd=cmd
            stdin, stdout, stderr = ssh.exec_command(cmd)
            result = stdout.read()

            if not result:
                result=stderr.read()
            ssh.close()

            print(result.decode())
            check_ok.append(line[i].strip('\n'))
        except Exception:
            check_er.append(line[i].strip('\n'))
            continue


    print("========================================================================================================")
    print("主机IP \t\t\t 执行端口 \t\t\t 命令 \t\t\t状态 \t\t\t \n")

    for i in range(len(check_ok)):
        print(check_ok[i] + "\t\t\t" + port + "\t\t\t" + cmd + "\t\t [完成]")

    print("========================================================================================================\n")
    for i in range(len(check_er)):
        print(check_er[i] + "\t\t\t" + port + "\t\t\t" + cmd + "\t\t [失败]")
    print("\n========================================================================================================\n")           



def ssh_help():
    print("========================================================================================================\n\n")
    print("By:LyShark         Blogs: http://cnblogs.com/lyshark \n\n")
    print(" clear 清屏\n\n")
    print(" help 帮助 \n\n")
    print("瑞王 更新中....\n\n")
    print("========================================================================================================\n\n")


def ssh_clear():
    os.system("cls")



while True:
    shell=str(input("LyShark--> "))
    if (shell == ""):
        continue
    elif (shell =="help"):
        ssh_help()
    elif (shell == "clear"):
        ssh_clear()
    elif (shell== "exit"):
        exit()
    else:
        ssh_cmd("root","123123","22","./ip.txt",shell)
    

运行结果：