Commit 019d2e63 authored by Ruediger Pluem's avatar Ruediger Pluem
Browse files

* mod_proxy_balancer: Document BALANCER_ROUTE_CHANGED environment variable. 

Submitted by: Brian Rectanus <brectanu gmail.com>
Reviewed by: rpluem


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@453630 13f79535-47bb-0310-9956-ffa450edef68
parent 1d3333a2

docs/manual/mod/mod_proxy_balancer.xml

+12 −2
Changes for docs/manual/mod/mod_proxy_balancer.xml: 12 added lines, 2 removed lines.
Original line number Diff line number Diff line
@@ -273,10 +273,10 @@ candidate lbstatus -= total factor</code></pre> 


<section id="environment">

    <title>Exported Environment Variables</title>

    <p>At present there are 5 environment variables exported:</p>

    <p>At present there are 6 environment variables exported:</p>



    <!-- ============= BALANCER_SESSION_STICKY =============== -->

    <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
@@ -310,6 +310,16 @@ candidate lbstatus -= total factor</code></pre> 
    <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>



</section>