批量远程执行linux服务器程序--基于pxpect(多进程、记日志版)

#!/usr/bin/python

'''
Created on 2015-06-09
@author: Administrator
'''

import pexpect
import os,sys
from optparse import OptionParser
import logging,multiprocessing
import logging.handlers

#menue
usage='%prog [-h][-s Servers][-c CMDS][--version]'

parser=OptionParser(usage=usage,version='Hu 2.0_20150609')
parser.add_option('-s','--Server',dest='server',default='ip.txt',help='The Server Info')
parser.add_option('-c','--CMDS',dest='cmd',default='pwd',help='You wann to execute commands')
(options,args)=parser.parse_args()
print options.server,options.cmd

logger=logging.getLogger()
logger.setLevel(logging.DEBUG)

ch=logging.StreamHandler()
cc=logging.handlers.RotatingFileHandler('log.txt', maxBytes = 1024*1024, backupCount = 5)

formatter=logging.Formatter("%(asctime)s-%(name)s-%(levelname)s %(message)s")
ch.setFormatter(formatter)
cc.setFormatter(formatter)

logger.addHandler(ch)
logger.addHandler(cc)

#ssh functions
def connect(ip,username,password,port,prompt=']#'):
    try:
        ssh_newkey='Are you sure you want to continue connecting'
        child=pexpect.spawn('ssh '+username + '@'+ip+' -p '+port,maxread=5000)
        child.logfile=fout
        i=child.expect([prompt,'assword:*',ssh_newkey,'refused',pexpect.TIMEOUT,'key.*? failed'])
        print i
    #if not False:
       # print child.before,child.after
        if i==0:
                pass
        elif i==1:
                print password
                child.sendline(password)
        elif i==2:
                child.sendline('yes')
        elif i==4:
                raise Exception('Error TIMEOUT!')
        elif i==3:
                print 'Connect refused'
        elif i==5:
                print child.before,child.after
                os.remove(os.path.expanduser('~')+'/.ssh/known_hosts')

        child.expect('#')
        print child.after,child.before

        child.sendline(options.cmd)
        child.expect('#')
        print child.before,child.after
        print 'The command %s result is:' % options.cmd
        print  child.before
    except Exception,e:
        logger.error("Connect Error")

#check -s isn't exits
if os.path.exists(options.server):
    filename=options.server
    pass
else:
    print 'Please check %s and ip.txt is exits' % options.server
    exit(-1)

#execute
fout=file('mylog.txt','w')

for line in open(filename):
    ip,user,passwd,port=line.strip().split()
    print '*'*50
    print 'The follow ip is %s:' % ip
    p=multiprocessing.Pool(processes=4)
    result=p.apply_async(connect,[ip,user,passwd,port])
    print result.get()
    #connect(ip,user,passwd,port)

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