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使用python-pexpect登录linux系统并发送命令

admin

2023-07-31 01:45:40

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#!/usr/bin/python
# -*- coding: utf-8 -*-
# filename: pexpect_test.py

import pexpect,time,sys
def sendCommt():
    demo = open(\"result.txt\", \"ab\")
    demo.write(\'==========Log Tile: demo==========\\n\')
    print user
    child = pexpect.spawn(\'ssh %s@%s\' % (user,ip))
    while True:
        i = child.expect(patterns)
        if i == CONTINUES:
            child.sendline(flag)
        elif i == PASSWD:
            child.sendline(passwd)
        elif i == OPFLAG:
            break
    for cmd in cmds:
        time.sleep(2)
        p = pexpect.spawn(cmd)
        p.logfile = demo
        p.write(\'=====================\\n\')
        p.expect(pexpect.EOF)
        print cmd
    demo.close()
    child.close()

if __name__ == \'__main__\':
    user = \'demo\'
    ip = \'x.x.x.x\'
    passwd = \'1\'
    cmds = [\'ps\',\'ls\',\'pwd\',\'ifconfig\',\'date\']
    patterns = [\'Are you sure you want to continue connecting (yes/no)?\',\'[Pp]assword:\',\'#\']
    CONTINUES,PASSWD,OPFLAG = range(len(patterns))
    flag = \'yes\'
    group = \'1\'
    try:
        sendCommt()
    except pexpect.TIMEOUT:  
        print \"TIMEOUT\" 
    except pexpect.EOF:
        print \"EOF\"

参考文档：
http://www.ibm.com/developerworks/cn/lin…

python

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使用python-pexpect登录linux系统并发送命令

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