from ftplib import FTP #加載ftp模塊ftp=FTP() #設(shè)置變量ftp.set_debuglevel(2) #打開調(diào)試級(jí)別2，顯示詳細(xì)信息ftp.connect("IP","port") #連接的ftp sever和端口ftp.login("user","password")#連接的用戶名，密碼print ftp.getwelcome() #打印出歡迎信息ftp.cmd("xxx/xxx") #更改遠(yuǎn)程目錄bufsize=1024 #設(shè)置的緩沖區(qū)大小filename="filename.txt" #需要下載的文件file_handle=open(filename,"wb").write #以寫模式在本地打開文件ftp.retrbinaly("RETR filename.txt",file_handle,bufsize) #接收服務(wù)器上文件并寫入本地文件ftp.set_debuglevel(0) #關(guān)閉調(diào)試模式ftp.quit #退出ftp

ftp.cwd(pathname) #設(shè)置FTP當(dāng)前操作的路徑ftp.dir() #顯示目錄下文件信息ftp.nlst() #獲取目錄下的文件ftp.mkd(pathname) #新建遠(yuǎn)程目錄ftp.pwd() #返回當(dāng)前所在位置ftp.rmd(dirname) #刪除遠(yuǎn)程目錄ftp.delete(filename) #刪除遠(yuǎn)程文件ftp.rename(fromname, toname)#將fromname修改名稱為toname。ftp.storbinaly("STOR filename.txt",file_handel,bufsize) #上傳目標(biāo)文件ftp.retrbinary("RETR filename.txt",file_handel,bufsize)#下載FTP文件

import socketfrom ftplib import FTPftp_server='xx.xx.xx.xx'ftp_user='xxxxx'ftp_password='xxxxx'ftp_backup_dir='backup' newday = date.today()  #獲取今天的日期oldday = date.today()-timedelta(5)  #獲得5天前的日期newfile = '/home/backup/' + 'backup_data_' + str(newday.year) + '.' + str(newday.month) + '.' + str(newday.day) + '.zip'  #本次備份文件名(絕對(duì)路徑)oldfile = '/home/backup/' + 'backup_data_' + str(oldday.year) + '.' + str(oldday.month) + '.' + str(oldday.day) + '.zip'  #5天前備份的文件名(絕對(duì)路徑) def upload():  socket.setdefaulttimeout(60)  #超時(shí)FTP時(shí)間設(shè)置為60秒  ftp = FTP(ftp_server)  print("login ftp...")  try:    ftp.login(ftp_user, ftp_password)    print(ftp.getwelcome())  #獲得歡迎信息     try:      if ftp_backup_dir in ftp.nlst():        print("found backup folder in ftp server, upload processing.")      else:        print("don't found backup folder in ftp server, try to build it.")        ftp.mkd(ftp_backup_dir)    except:      print("the folder" + ftp_backup_dir + "doesn't exits and can't be create!")      sys.exit()  except:    print("ftp login failed.exit.")    sys.exit()  ftp.cwd(ftp_backup_dir)  #設(shè)置FTP路徑   print("upload data...")  try:    ftp.storbinary('STOR ' + os.path.basename(newfile), open(newfile,'rb'), 1024)  #上傳備份文件  except:    print("upload failed. check your permission.")    print("delte old file...")  try:    ftp.delete(os.path.basename(oldfile))  #刪除5天前的備份文件  except:    print("the old file in ftp doesn't exists, jumped.")   print("ftp upload successful.exit...")  ftp.quit() if __name__== '__main__':  upload()