复制代码 代码如下:

import os

import sys

import ftplib

import socket

##################################################################

# sign in the ftp server and download the log file.

# 登陆生产服务器下载日志

#################################################################

def getServerLog(dir,fileName,host,userName,password):

if os.path.exists(fileName):

print '****the file '+ fileName +' has already exist! The file will be over writed'

#connect

try:

f=ftplib.FTP(host)

except (socket.error,socket.gaierror),e:

print '----ERROR:cannot reach '+host

print e

return False

#login

try:

f.login(user=userName,passwd=password)

except ftplib.error_perm ,e:

print '----ERROR:cannot login to server '+host

print e

f.quit()

return False

print '****Logged in as ' + userName + ' to server ' +host

#change folder

try:

f.cwd(dir)

except ftplib.error_perm,e:

print '----ERROR:cannot CD to %s on %s' % (dir,host)

print e

f.quit()

return False

print '**** changed to %s folder on %s' % (dir,host)

#get file

try:

f.retrbinary('RETR %s' % fileName,open(fileName,'wb').write)

except ftplib.error_perm,e:

print '----ERROR:cannot read file %s on %s' % (fileName,host)

print e

os.unlink(fileName)

return False

else:

print '****Downloaded '+ fileName +' from '+ host +' to '+os.getcwd()

f.quit()

return True

if __name__ == "__main__":

getServerLog("/userhome/root/other/temp","a.out","10.10.10.10","root","password")

print '****done'

运行：python getServerLog.py