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Date: Fri, 11 Nov 2011 09:17:21 +0100
From: Oleg Kalnichevski <olegk@apache.org>
To: HttpClient User Discussion <httpclient-users@hc.apache.org>
Subject: Re: Issues accessing NTLM server using HTTPClient 4.1
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References: <BANLkTinaTcyoFOpsy4=xoUKD-D89ib4_fg@mail.gmail.com>
 <1303056882.13768.8.camel@ubuntu> <32819071.post@talk.nabble.com>
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User-Agent: Mutt/1.5.18 (2008-05-17)

On Thu, Nov 10, 2011 at 06:40:59AM -0800, Srivatsan wrote:
> 
> Have a similar issue. With the code below - authentication is unsuccessful
> when using the credentials of a local user. By local user, the domain name /
> realm is the host itself. However, authentication is successful with the
> same credentials when accessed from browser.
> 
>                 DefaultHttpClient httpclient = new DefaultHttpClient();
> 		List<String> authpref = new ArrayList<String>(); 
> 		authpref.add(AuthPolicy.NTLM);
> 		httpclient.getParams().setParameter(AuthPNames.TARGET_AUTH_PREF,
> authpref); 
> 		NTCredentials creds = new NTCredentials("uid", "pwd", "ip", "domain");
> 		httpclient.getCredentialsProvider().setCredentials(AuthScope.ANY, creds);
> 		HttpHost target = new HttpHost(<IP>, 80, "http");
> 		// Make sure the same context is used to execute logically related
> requests
> 		HttpContext localContext = new BasicHttpContext();
> 		// Execute a cheap method first. This will trigger NTLM authentication
> 		HttpGet httpget = new HttpGet(<URL>);
> 		HttpResponse response;
> 		try {
> 			response = httpclient.execute(target, httpget, localContext);
> 			System.out.println("Status Code:" +
> response1.getStatusLine().getStatusCode());
> 			BufferedReader isr = new BufferedReader (new
> InputStreamReader(response.getEntity().getContent()));
> 			while (isr.readLine() != null) {
> 				System.out.println("Content is: ********" + isr.readLine());
> 			}
> 			HttpEntity entity = response1.getEntity();
> 			EntityUtils.consume(entity);			
> 		} catch (ClientProtocolException e) {
> 			// TODO Auto-generated catch block
> 			e.printStackTrace();
> 		} catch (IOException e) {
> 			// TODO Auto-generated catch block
> 			e.printStackTrace();
> 		}
> 
> Added the HTTP wire log.
> http://old.nabble.com/file/p32819071/localuser-nabble.txt
> localuser-nabble.txt 
> 
> Any pointers, please?
> 

I see nothing unusual in the HTTP session log. The three-way NTLM message exchange seems normal. You can try using CIFS as an alternative NTLN engine and see if that makes any difference [1]. If that does not help, there must be something wrong with the credentials.

Oleg

[1] http://hc.apache.org/httpcomponents-client-ga/ntlm.html


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