Author: rpluem
Date: Fri Oct 6 08:03:08 2006
New Revision: 453630
URL: http://svn.apache.org/viewvc?view=rev&rev=453630
Log:
* mod_proxy_balancer: Document BALANCER_ROUTE_CHANGED environment variable.
Submitted by: Brian Rectanus <brectanu gmail.com>
Reviewed by: rpluem
Modified:
httpd/httpd/trunk/docs/manual/mod/mod_proxy_balancer.xml
Modified: httpd/httpd/trunk/docs/manual/mod/mod_proxy_balancer.xml
URL: http://svn.apache.org/viewvc/httpd/httpd/trunk/docs/manual/mod/mod_proxy_balancer.xml?view=diff&rev=453630&r1=453629&r2=453630
==============================================================================
--- httpd/httpd/trunk/docs/manual/mod/mod_proxy_balancer.xml (original)
+++ httpd/httpd/trunk/docs/manual/mod/mod_proxy_balancer.xml Fri Oct 6 08:03:08 2006
@@ -273,10 +273,10 @@
<section id="environment">
<title>Exported Environment Variables</title>
- <p>At present there are 5 environment variables exported:</p>
-
- <!-- ============= BALANCER_SESSION_STICKY =============== -->
+ <p>At present there are 6 environment variables exported:</p>
+
<dl>
+ <!-- ============= BALANCER_SESSION_STICKY =============== -->
<dt><var><a name="balancer_session_sticky" id="balancer_session_sticky">BALANCER_SESSION_STICKY</a></var></dt>
<dd>
<p>This is assigned the <var>stickysession</var> value used in the
current
@@ -309,6 +309,16 @@
<dd>
<p>This is assigned the <var>route</var> of the worker that will be
used for the current request.</p>
+ </dd>
+
+ <!-- ============= BALANCER_ROUTE_CHANGED ================= -->
+ <dt><var><a name="balancer_route_changed" id="balancer_route_changed">BALANCER_ROUTE_CHANGED</a></var></dt>
+ <dd>
+ <p>This is set to 1 if the session route does not match the
+ worker route (BALANCER_SESSION_ROUTE != BALANCER_WORKER_ROUTE) or the
+ session does not yet have an established route. This can be used to
+ determine when/if the client needs to be sent an updated route
+ when sticky sessions are used.</p>
</dd>
</dl>
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