python 远程统计文件代码分享

#!/usr/bin/python
#encoding=utf-8
import time
import os
import paramiko
import multiprocessing

#统计文件数量
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,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+','+'failed'+'n'
    return result
#读取ip、密码,ip.csv每一行为192.168.1.1,222221,/var 第一列是ip地址，第二例是密码，第三列是路径
iplist=open('ip.csv').readlines()
#存入统计结果
ipresultlist=['IP,FILEPATH,COUNT,TIMECOSTn']
#多进程统计
pool=multiprocessing.Pool(processes=6)
#循环每一行进行统计
for ip in iplist:
  ipin=ip.split(',')
  pool.apply_async(ipresultlist.append(get_total(ipin[0],ipin[1],ipin[2])))
pool.close()
pool.join()
#写入文件
fp=open('tongji_log'+'_'+time.strftime('%Y%m%d%H%M%S',time.localtime())+'.csv','a+')
fp.writelines(ipresultlist)
fp.close()