Missing ProxyPassReverse statement?
Igor Cicimov
Sent from my Android tablet
On Sep 21, 2012 3:30 PM, "Jaroslav Fikker" <[email protected]> wrote:
> Hello everybody,
>
> I encountered problem with session affinity in combination Apache httpd
> 2.2.21 and Tomcat 7.0.23.0. I have next directives in httpd.conf file:
>
> <Proxy balancer://PRED_CL01>
> BalancerMember ajp://smtt01:8023 route=PRED_TT01
> BalancerMember ajp://smtt02:8023 route=PRED_TT02
> </Proxy>
>
> ProxyPass /pred/ balancer://PRED_CL01/pred/ lbmethod=bytraffic
> maxattempts=1 stickysession=jsessionid|JSESSIONID nofailover=off
>
> And next directives in Tomcat server.xml file:
>
> <Engine name="PRED" defaultHost="localhost" jvmRoute="PRED_TT01">
> …
> <Connector allowTrace="false"
> backlog="16"
> connectionTimeout="30000"
> enableLookups="false"
> keepAliveTimeout="30000"
> maxPostSize="10485760"
> maxSavePostSize="4096"
> maxThreads="64"
> port="8023"
> protocol="AJP/1.3"
> proxyName="testportal "
> proxyPort="443"
> redirectPort="443"
> tcpNoDelay="true"
> tomcatAuthentication="false"
> URIEncoding="UTF-8"
> useIPVHosts="false">
> </Connector>
>
> A also configured this LogFormat for Apache httpd:
> LogFormat "%t %a %u %{jsessionid}C %{Set-Cookie}o
> %{BALANCER_SESSION_STICKY}e %{BALANCER_SESSION_ROUTE}e
> %{BALANCER_WORKER_ROUTE}e %{BALANCER_ROUTE_CHANGED}e %s %Tsec %r %Bbytes"
> access
>
> I can see in Apache httpd log file for example these rows:
>
> [21/Sep/2012:15:02:04 +0200] 10.217.116.41 -
> AA716816AFEAF58F93B552B3503B9D14.PRED_TT02
> JSESSIONID=7381C948FE38E0912A10B8FE8A3DF5EE.PRED_TT01; Path=/pred/; Secure;
> HttpOnly - - PRED_TT01 1 200 4sec GET /pred/ HTTP/1.1 13081bytes
> [21/Sep/2012:15:02:08 +0200] 10.217.116.41 -
> 7381C948FE38E0912A10B8FE8A3DF5EE.PRED_TT01 - - - PRED_TT02 1 200 0sec GET
> /pred/styles/application.css HTTP/1.1 7574bytes
>
> From these you can see that variables BALANCER_SESSION_STICKY and
> BALANCER_SESSION_ROUTE are empty. Result is that user requests migrate
> between two Tomcat servers (PRED_TT01 and PRED_TT02).
>
> Do you have anyone any idea where could be the cause of problem? Thank you
> very much in advance.
>
> Jarda F.
>
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