Re: Proxy Balancing Not working as Expected (Apache Users)

Sticky Session : We do not use Cookie in our Existing applications and the same is configured to work perfectly with
"ProxyPass & ProxyPassReverse

ProxyPass /APPX http://192.168.4.32:8085/APPX

ProxyPassReverse /APPX http://192.168.4.32:8085/APPX ....

>>You can enable debug log level

I have already done with "LogLevel error" as stated.

[Mon Jun 24 03:55:06 2013] [notice] Apache/2.2.22 (Unix) DAV/2 configured -- resuming normal operations

[Mon Jun 24 03:55:15 2013] [error] (111)Connection refused: proxy: HTTP: attempt to connect to 192.168.4.32:8085 (192.168.4.32) failed

[Mon Jun 24 03:55:15 2013] [error] ap_proxy_connect_backend disabling worker for (192.168.4.32)

[Mon Jun 24 03:55:16 2013] [error] (111)Connection refused: proxy: HTTP: attempt to connect to 192.168.4.32:8086 (192.168.4.32) failed

[Mon Jun 24 03:55:16 2013] [error] ap_proxy_connect_backend disabling worker for (192.168.4.32)

[Mon Jun 24 04:23:37 2013] [notice] caught SIGTERM, shutting down

[Mon Jun 24 04:25:52 2013] [notice] Digest: generating secret for digest authentication ...

[Mon Jun 24 04:25:52 2013] [notice] Digest: done

[Mon Jun 24 04:25:53 2013] [notice] Apache/2.2.22 (Unix) DAV/2 configured -- resuming normal operations

[Mon Jun 24 04:28:07 2013] [error] (111)Connection refused: proxy: HTTP: attempt to connect to 192.168.4.32:8085 (192.168.4.32) failed

[Mon Jun 24 04:28:07 2013] [error] ap_proxy_connect_backend disabling worker for (192.168.4.32)

[Mon Jun 24 04:29:33 2013] [error] (111)Connection refused: proxy: HTTP: attempt to connect to 192.168.4.32:8085 (192.168.4.32) failed

[Mon Jun 24 04:29:33 2013] [error] ap_proxy_connect_backend disabling worker for (192.168.4.32)

[Mon Jun 24 05:29:54 2013] [error] (111)Connection refused: proxy: HTTP: attempt to connect to 192.168.4.32:8085 (192.168.4.32) failed

with regards

karthik

On Tue, Jun 25, 2013 at 5:12 AM, Daniel Ruggeri [via Apache HTTP Server] <[hidden email]> wrote:

On 6/23/2013 11:37 PM, nskarthik wrote:

> Hi
>
> SPEC : Apache httpd 2.22 [ Cannot upgrade currently ]
> O/s SUSE Enterprise-10
> Sticky session [ Have 2 Tomcats with session based application ]
>
> The following is Configured with Sticky session as per APACHE Docs
>
> /
> LoadModule proxy_ajp_module modules/mod_proxy_ajp.so
> LoadModule proxy_balancer_module modules/mod_proxy_balancer.so
> LoadModule proxy_http_module modules/mod_proxy_http.so
> LoadModule ssl_module modules/mod_ssl.so
> LoadModule proxy_connect_module modules/mod_proxy_connect.so
> LoadModule proxy_ftp_module modules/mod_proxy_ftp.so
> LoadModule proxy_scgi_module modules/mod_proxy_scgi.so
>
> <Proxy balancer://myclust>
> BalancerMember http://192.168.4.32:8085 loadfactor=1
> BalancerMember http://192.168.4.32:8086 loadfactor=1
> ProxySet lbmethod=bytraffic
> </Proxy>
> ProxyPass /APPX balancer://myclust/ stickysession=JSESSIONID
> ProxyPassReverse /APPX balancer://myclust//
>
> Problem tried
>
> a)Application APPX is not reflected in the URL as http://192.168.8.77/APPX
What do you mean by this? According to your requirements, should it be?
I do see that you have a trailing slash on the second argument but not
the first in ProxyPass - you should avoid this

> b)If the BalancerMember are complete defined as "BalancerMember
> http://<IP>:<PORT>/APPX ,then the application appears in the URL
> http://192.168.8.77/APPX
>
> c)Stick Session is not maintained [ have checked the application after
> logging

You can enable debug log level - the balancer will log whether it can
detect the sticky session cookie.

> HTTP Status 404 - /APPX/Dashboard.action
>
>
> Am i doing something Wrong ??
>
>
> with regards
> karthik
>
--
Daniel Ruggeri

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--
N.S.KARTHIK
R.M.S.COLONY
BEHIND BANK OF INDIA
R.M.V 2ND STAGE
BANGALORE
560094