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