class ExportPrepare(object):
 def __init__(self):
 pass

 def sftp_con(self):
  t = paramiko.Transport((self.ip, self.port))
  t.connect(username=self.username, password=self.password)
  return t

 # 找到所有你要上传的目录已经文件。
 def __get_all_files_in_local_dir(self, local_dir):
  all_files = list()

  if os.path.exists(local_dir):
   files = os.listdir(local_dir)
   for x in files:
    filename = os.path.join(local_dir, x)
    print "filename:" + filename
    # isdir
    if os.path.isdir(filename):
     all_files.extend(self.__get_all_files_in_local_dir(filename))
    else:
     all_files.append(filename)
  else:
   print '{}does not exist'.format(local_dir)
  return all_files

 # Copy a local file (localpath) to the SFTP server as remotepath
 def sftp_put_dir(self):
  try:
 #本地test目录上传到远程root/usr/下面
 local_dir = "c:/test"
 remote_dir = "/root/usr/test"
 
   t = self.sftp_con()
   sftp = paramiko.SFTPClient.from_transport(t)
   # sshclient
   ssh = paramiko.SSHClient()
   ssh.load_system_host_keys()
   ssh.set_missing_host_key_policy(paramiko.AutoAddPolicy())
   ssh.connect(self.ip, port=self.port, username=self.username, password=self.password, compress=True)
   ssh.exec_command('rm -rf ' + remote_dir)
   if remote_dir[-1] == '/':
    remote_dir = remote_dir[0:-1]
   all_files = self.__get_all_files_in_local_dir(local_dir)
   for x in all_files:
    filename = os.path.split(x)[-1]
    remote_file = os.path.split(x)[0].replace(local_dir, remote_dir)
    path = remote_file.replace('\\', '/')
 # 创建目录 sftp的mkdir也可以，但是不能创建多级目录所以改用ssh创建。
    tdin, stdout, stderr = ssh.exec_command('mkdir -p ' + path)
    print stderr.read()
    remote_filename = path + '/' + filename
    print u'Put files...' + filename
    sftp.put(x, remote_filename)
   ssh.close()
  except Exception, e:
   print e
 
 
if __name__=='__main__':
 export_prepare = ExportPrepare()
 export_prepare.sftp_put_dir()