python 实现远程主机执行命令函数

#!/usr/bin/python

# coding=utf-8

import os

import paramiko

\\定义 h_name 远程主机ip h_cmd 执行的命令
def remote_cmd(h_name,h_cmd):
sshadd = h_name

sshusr = 'root'

sshpwd = 'YourPasswd'

sshport = 22

sen1 = 'export JAVA_HOME= YourJdkPath ;'

sen2 = '命令1;'

sen3 = '命令2;'

num = '2' \\命令数量

paramiko.util.log_to_file('ssh.txt')

ssh = paramiko.SSHClient()

known_host="/root/.ssh/known_hosts"

ssh.load_system_host_keys(known_host)

privatekeyfile = os.path.expanduser('/root/.ssh/id_rsa')

mykey = paramiko.RSAKey.from_private_key_file(privatekeyfile,password='密钥密码')

ssh.connect(hostname = sshadd, username = sshusr, password = sshpwd, port = sshport)
stdin, stdout, stderr = ssh.exec_command('n=' + num + ';' + sen1 + sen2 + sen3 )

return stdout.read().strip('\n')