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我正在尝试使用ftps将文件上传到我们的FTP服务器。登录是琐碎的工作:如何在FTPS服务器上使用m2crypto上传文件
from M2Crypto import ftpslib
ftp = ftpslib.FTP_TLS()
ftp.connect(host)
ftp.login(username, password)
以及降入目录
for dir in directory:
ftp.cwd(dir)
然而,试图检索目录内容时:
if directory_name not in ftp.nlst():
ftp.mkd(directory_name)
我得到522错误:
File "/usr/lib/python2.5/ftplib.py", line 459, in nlst
self.retrlines(cmd, files.append)
File "/usr/lib/python2.5/ftplib.py", line 407, in retrlines
conn = self.transfercmd(cmd)
File "/usr/lib/python2.5/ftplib.py", line 356, in transfercmd
return self.ntransfercmd(cmd, rest)[0]
File "/var/lib/python-support/python2.5/M2Crypto/ftpslib.py", line 86, in ntransfercmd
conn, size = FTP.ntransfercmd(self, cmd, rest)
File "/usr/lib/python2.5/ftplib.py", line 327, in ntransfercmd
resp = self.sendcmd(cmd)
File "/usr/lib/python2.5/ftplib.py", line 241, in sendcmd
return self.getresp()
File "/usr/lib/python2.5/ftplib.py", line 216, in getresp
raise error_perm, resp
ftplib.error_perm: 522 Data connections must be encrypted.
看来TL S仅用于握手,不用于传输。
它有一种方法来确保使用M2Crypto转移(我想上传文件使用storbinary()
)?如果不是,还有什么其他的选择?