zoukankan      html  css  js  c++  java
  • 远程执行命令:paramiko

    paramiko模块用于通过 ssh 登录到远程客户端主机并执行命令,常见用法如下:

    [root@localhost ~]$ yum install -y python-paramiko


    通过用户名密码登录远程客户端主机并执行命令:

    #!/usr/bin/env python
    #-*- coding:utf-8 -*-
    
    import paramiko
    
    ssh = paramiko.SSHClient()                                                          # 创建一个ssh客户端对象
    ssh.set_missing_host_key_policy(paramiko.AutoAddPolicy())                           # 设置以什么方式连接远程客户端,这里配置自动协商
    ssh.connect(hostname='192.168.216.130', port=22, username='root', password='root')  # 通过账号密码连接远程客户端
    stdin, stdout, stderr = ssh.exec_command('date')                                    # 远程执行命令,结果会返回标准输入、标准输出、标准错误输出
    print stdout.read()                                                                 # 查看执行结果
    ssh.close() # 关闭连接
    [root@localhost ~]$ python 1.py 
    Fri Feb  8 23:56:11 CST 2019


    通过密钥登录远程客户端主机并执行命令:

    #!/usr/bin/env python
    #-*- coding:utf-8 -*-
    
    import paramiko
    
    ssh = paramiko.SSHClient()                                          # Create a new SSHClient
    key = paramiko.RSAKey.from_private_key_file('/root/.ssh/id_rsa')    # Create a key object by reading a private key file
    ssh.set_missing_host_key_policy(paramiko.AutoAddPolicy())           # Set the policy to use when connecting to a server
    ssh.connect(hostname='192.168.216.130', username='root', pkey=key)  # Connect to an SSH server and authenticate to it
    stdin, stdout, stderr = ssh.exec_command('date')                    # Execute a command on the SSH server
    print stdout.read()
    ssh.close() 
    [root@localhost ~]$ python 1.py 
    Fri Feb  8 23:56:11 CST 2019


    通过密钥登录远程客户端主机并上传下载文件:

    #!/usr/bin/env python
    #-*- coding:utf-8 -*-
    
    import paramiko
    
    t = paramiko.Transport(('192.168.216.130', 22))    # Create a Transport object
    key = paramiko.RSAKey.from_private_key_file('/root/.ssh/id_rsa')
    t.connect(username='root', pkey=key)
    sftp = paramiko.SFTPClient.from_transport(t)    # Create an SFTP client channel from an open Transport 
    sftp.get('/etc/passwd', '/tmp/passwd')          # 下载文件,把远程客户端的/etc/passwd下载到本地/tmp/passwd
    sftp.put('/etc/passwd', '/tmp/passwd')          # 上传文件,把本地/etc/passwd上传到远程客户端的/tmp/passwd
    t.close() 


    paramiko 结合多线程批量执行命令:

    #!/usr/bin/env python
    #-*- coding:utf-8 -*-
    
    import sys
    import paramiko
    import threading
    
    def ssh(ip, cmd):
        ssh = paramiko.SSHClient()
        key = paramiko.RSAKey.from_private_key_file('/root/.ssh/id_rsa')
        ssh.set_missing_host_key_policy(paramiko.AutoAddPolicy())
        try:
            ssh.connect(hostname=ip, username='root', pkey=key, timeout=5)
        except:
            print('Connect Timeout!')
            sys.exit(1)
        stdin, stdout, stderr = ssh.exec_command(cmd) 
        stdout = stdout.read()[:-1]
        stderr = stderr.read()[:-1]
        if stdout:
            print('%s: %s' % (ip, stdout))
            ssh.close()
        else:
            print('%s: %s' % (ip, stderr))
            ssh.close()
    
    if __name__ == '__main__':
        ipList = ['192.168.216.130', '192.168.216.131', '192.168.216.132', '192.168.216.133']
    
        try:
            cmd = sys.argv[1]
        except:
            print('%s follow a command' % __file__)
            sys.exit(1)
       
        for ip in ipList:
            t = threading.Thread(target=ssh, args=(ip, cmd))
            t.start()
    [root@localhost ~]$ python 1.py date           
    192.168.216.131: Fri Feb  8 23:56:11 CST 2019
    192.168.216.132: Fri Feb  8 23:56:11 CST 2019
    192.168.216.133: Fri Feb  8 23:56:11 CST 2019
    192.168.216.130: Fri Feb  8 23:56:11 CST 2019

         

  • 相关阅读:
    Postman使用教程
    CAD和ArcGIS转换 矢量配准
    SAP CRM Advanced search和Simple search里Max hit表现行为的差异
    SAP CRM Product simple search的启用步骤
    如何快速定位SAP CRM订单应用(Order Application)错误消息抛出的准确位置
    如何动态修改SAP CRM WebClient UI表格栏的宽度
    如何在SAP CRM WebClient UI里创建web service并使用ABAP消费
    如何处理SAP CRM Web Service错误
    如何使用SAP CRM WebClient UI实现一个类似新浪微博的字数统计器
    如何开启SAP CRM基于WORD模板创建附件的功能
  • 原文地址:https://www.cnblogs.com/pzk7788/p/10356937.html
Copyright © 2011-2022 走看看