Automatic NTLM with python on Windows

冷暖自知 提交于 2019-12-07 03:06:32

问题


How can I use automatic NTLM authentication from python on Windows?

I want to be able to access the TFS REST API from windows without hardcoding my password, the same as I do from the web browser (firefox's network.automatic-ntlm-auth.trusted-uris, for example).


回答1:


I found this answer which works great for me because:

  1. I'm only going to run it from Windows, so portability isn't a problem
  2. The response is a simple json document, so no need to store an open session

It's using the WinHTTP.WinHTTPRequest.5.1 COM object to handle authentication natively:

import win32com.client
URL = 'http://bigcorp/tfs/page.aspx'    
COM_OBJ = win32com.client.Dispatch('WinHTTP.WinHTTPRequest.5.1')
COM_OBJ.SetAutoLogonPolicy(0)
COM_OBJ.Open('GET', URL, False)
COM_OBJ.Send()
print(COM_OBJ.ResponseText)



回答2:


You can do that with https://github.com/requests/requests-kerberos. Under the hood it's using https://github.com/mongodb-labs/winkerberos. The latter is marked as Beta, I'm not sure how stable it is. But I have requests-kerberos in use for a while without any issue.

Maybe a more stable solution would be https://github.com/brandond/requests-negotiate-sspi, which is using pywin32's SSPI implementation.




回答3:


NTLM credentials are based on data obtained during the interactive logon process, and include a one-way hash of the password. You have to provide the credential.

Python has requests_ntlm library that allows for HTTP NTLM authentication.

You can reference this article to access the TFS REST API : Python Script to Access Team Foundation Server (TFS) Rest API

If you are using TFS 2017 or VSTS, you can try to use Personal Access Token in a Basic Auth HTTP Header along with your REST request.



来源:https://stackoverflow.com/questions/32479243/python-requests-ntlm-without-password

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