python-pexpect_02ssh
Posted
tags:
篇首语:本文由小常识网(cha138.com)小编为大家整理,主要介绍了python-pexpect_02ssh相关的知识,希望对你有一定的参考价值。
#!/usr/bin/env python """ This runs a command on a remote host using SSH. At the prompts enter hostname, user, password and the command. """ import pexpect import getpass, os #user: ssh 主机的用户名 #host:ssh 主机的域名 #password:ssh 主机的密码 #command:即将在远端 ssh 主机上运行的命令 def ssh_command (user, host, password, command): """ This runs a command on the remote host. This could also be done with the pxssh class, but this demonstrates what that class does at a simpler level. This returns a pexpect.spawn object. This handles the case when you try to connect to a new host and ssh asks you if you want to accept the public key fingerprint and continue connecting. """ ssh_newkey = ‘Are you sure you want to continue connecting‘ # 为 ssh 命令生成一个 spawn 类的子程序对象. child = pexpect.spawn(‘ssh -l %s %s %s‘%(user, host, command)) i = child.expect([pexpect.TIMEOUT, ssh_newkey, ‘password: ‘]) # 如果登录超时,打印出错信息,并退出. if i == 0: # Timeout print ‘ERROR!‘ print ‘SSH could not login. Here is what SSH said:‘ print child.before, child.after return None # 如果 ssh 没有 public key,接受它. if i == 1: # SSH does not have the public key. Just accept it. child.sendline (‘yes‘) child.expect (‘password: ‘) i = child.expect([pexpect.TIMEOUT, ‘password: ‘]) if i == 0: # Timeout print ‘ERROR!‘ print ‘SSH could not login. Here is what SSH said:‘ print child.before, child.after return None # 输入密码. child.sendline(password) return child def main (): # 获得用户指定 ssh 主机域名. host = raw_input(‘Hostname: ‘) # 获得用户指定 ssh 主机用户名. user = raw_input(‘User: ‘) # 获得用户指定 ssh 主机密码. password = getpass.getpass() # 获得用户指定 ssh 主机上即将运行的命令. command = raw_input(‘Enter the command: ‘) child = ssh_command (user, host, password, command) # 匹配 pexpect.EOF child.expect(pexpect.EOF) # 输出命令结果. print child.before if __name__ == ‘__main__‘: try: main() except Exception, e: print str(e) traceback.print_exc() os._exit(1)
以上是关于python-pexpect_02ssh的主要内容,如果未能解决你的问题,请参考以下文章
jenkins ssh ssh-key 下载gitlab代码
ssh报错:Could not load host key:/etc/ssh/ssh_host_rsa_key&ssh_host_ecdsa_key&ssh_host_ed25519_key(示例代码