[jcifs] Re: Loadbalancing with NTLMServlet/Filter

Michael B Allen mba2000 at ioplex.com
Sat Mar 20 02:54:11 GMT 2004

Eric said:
> He's load balancing the servlet containers (application servers); he's
> got a single web server with multiple WebSphere containers on the back
> end.  The connector on the web server uses the session ID to determine
> which application server the request gets routed to.  We don't currently
> create a session until the NTLM handshake has completed (when we store
> the username etc. in the session).  So what he's seeing is server A
> generates the challenge and sends the Type 2 message, but server B ends
> up getting the Type 3 message (the HTTP keepalive is between the client
> and the web server, but not between the web server and a particular
> application server).
> Creating the session at the outset would prevent this (and is probably
> an appropriate measure).

Ahh, I thought he meant load balancing across domain controllers. So we
just need to call getSession() and that's enough to trigger this session
id thing. Ok. It would be nice to know *excatly* where I should do that.


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