python自动连接ssh的代码详解编程语言

#!/usr/bin/python 
  
#-*- coding:utf-8 -*- 
  
import sys, time, os 
  
try: 
    import pexpect 
except ImportError: 
    print """ 
        You must install pexpect module 
    """ 
    sys.exit(1) 
  
addr_map = { 
    'v3' :([email protected]', [email protected]'), 
    'dev':([email protected]', 'test016'), 
} 
  
try: 
    key = sys.argv[1] 
    host = addr_map[key] 
except: 
    print """ 
        argv error, use it link 
        jssh v3, v3 must defined in addr_map 
    """ 
    sys.exit(1) 
  
server = pexpect.spawn('/usr/bin/ssh %s' % host[0]) 
  
server.expect('.*ssword:') 
  
server.sendline(host[1]) 
  
server.interact()