On 13 December 2012 09:24, Oleg Kalnichevski <ol...@apache.org> wrote: > On Wed, 2012-12-12 at 09:28 -0700, Daz DeBoer wrote: >> Hi >> First of all thanks for the great library. As a core Gradle developer, >> I really appreciate the power and flexibility that comes with >> HttpClient. (Gradle made the switch from java.net.URL based >> downloading to using HttpClient over a year ago.) >> >> While it seems to work most of the time, occasionally we have users >> who are not able to authenticate to a proxy using NTLM. (We are using >> JCIFS-based NTLMEngine). At first I thought this was just a protocol >> problem, but working with a user recently I'm not so sure. >> >> This user reports that they are able to authenticate to their proxy >> over NTLM with test code using the DefaultHttpClient, but are not able >> to using the SystemDefaultHttpClient after setting what look like the >> correct properties. They are also unable to use Gradle to authenticate >> to the proxy. Since Gradle is using the SystemDefaultHttpClient under >> the covers, I'm interested in how this could make a difference, and >> whether this could be the cause of this user's problems with Gradle. >> >> The relevant code and output is here: >> --------------------------------------------------------------- >> >> Using org.apache.http.impl.client.DefaultHttpClient (working) >> * Code : https://gist.github.com/77f7f4278612d38cb554 >> * Logs : https://gist.github.com/42057219f8903f3b92d2 >> >> Using org.apache.http.impl.client.SystemDefaultHttpClient >> * Code : https://gist.github.com/99f166b73f60176bab39 >> * Logs : https://gist.github.com/7f2c4af8b6532f8e9d0c >> >> The input proxy credentials are same for both the tests. >> ---------------------------------------------------------------- >> >> I've looked at the code/output but I'm not sure what could be causing >> the differences. My suspicion is ProxySelectorRoutePlanner, but I >> don't know how that could affect authentication. Any hints? >> >> Thanks > > > > Hi Daz > > I may have found the culprit. Could you please see if the > 'http.keepAlive' system property on your system is set to anything other > than 'true'? >
The user has confirmed that NTLM authentication works correctly with "http.keepAlive='true'". When we upgrade Gradle to HttpClient 4.3 we'll be sure to correct this issue. Thanks again for helping us track this down, Oleg. cheers Daz --------------------------------------------------------------------- To unsubscribe, e-mail: httpclient-users-unsubscr...@hc.apache.org For additional commands, e-mail: httpclient-users-h...@hc.apache.org
