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python 遠程統計文件

									#!/usr/bin/python

									#encoding=utf-8

									import time

									import os

									import paramiko

									import multiprocessing

									#統計文件數量

									def get_total(ip,password,filepath):

									  paramiko.util.log_to_file('paramiko.log')

									  ssh=paramiko.SSHClient()

									  ssh.set_missing_host_key_policy(paramiko.AutoAddPolicy())

									  try:

									    starttime=time.time()

									    ssh.connect(hostname=ip,port=22,username='root',password=password)

									    #stdin,stdout,stderr = ssh.exec_command(str(len(os.listdir(filepath))))

									    stdin,stdout,stderr = ssh.exec_command('cd filepath ;ls |wc -l')

									    #print ip,filepath,stdout.read().strip('\n')

									    count=int(stdout.read().strip('\n'))

									    endtime=time.time()

									    caltime=endtime-starttime

									    result=ip+','+filepath.strip('\n')+','+str(count)+','+str(caltime)+'\n'

									    return result

									  except:

									    result=ip+','+filepath.strip('\n')+','+'failed'+'\n'

									    return result

									#讀取ip、密碼,ip.csv每一行為192.168.1.1,111111,/var 第一列是ip地址，第二例是密碼，第三列是路徑

									iplist=open('ip.csv').readlines()

									#存入統計結果

									ipresultlist=['IP,FILEPATH,COUNT,TIMECOST\n']

									#多進程統計

									pool=multiprocessing.Pool(processes=6)

									#循環每一行進行統計

									for ip in iplist:

									  ipin=ip.split(',')

									  pool.apply_async(ipresultlist.append(get_total(ipin[0],ipin[1],ipin[2])))

									pool.close()

									pool.join()

									#寫入文件

									fp=open('tongji_log'+'_'+time.strftime('%Y%m%d%H%M%S',time.localtime())+'.csv','a+')

									fp.writelines(ipresultlist)

									fp.close()