In case someone is interested, the code to programmatically set up a clustered Tomcat instance is attached.
- Rüdiger On Fri, Jun 10, 2011 at 10:42, Rüdiger Herrmann <rherrm...@eclipsesource.com> wrote: > Martin, > > thanks for the pointers. Though, I'd rather like to start with the > default solution (i.e. something that works out of the box with the > Tomcat deliverable) > In the meanwhile, I brought the SimpleTcpCluster to work. I will > report here soon with some code. > > Still, I would be *very* interested in knowing how to use the > PersistentManager to realize session failover - if it is inteded to > serve that purpose at all. > > Regards > Rüdiger > > On Thu, Jun 9, 2011 at 16:16, Martin Grotzke > <martin.grot...@googlemail.com> wrote: >> Hi, >> >> perhaps memcached-session-manager is an option for you: >> http://code.google.com/p/memcached-session-manager/ >> >> It has integration tests that show how to configure it programatically: >> https://github.com/magro/memcached-session-manager/blob/master/core/src/test/java/de/javakaffee/web/msm/integration/TestUtils.java#L440 >> >> Configuration options are described here: >> http://code.google.com/p/memcached-session-manager/wiki/SetupAndConfiguration >> >> Cheers, >> Martin >> >> >> On 06/09/2011 03:15 PM, Rüdiger Herrmann wrote: >>> Hi all, >>> >>> I would like to programmatically set up two Tomcat engines and have >>> them form a basic cluster - all in the same VM. Creating and starting >>> the servlet engines already works >>> Tomcat tomcat = new Tomcat() >>> tomcat.setPort( 123 ); >>> // create context, add servlet, ... >>> tomcat.start(); >>> >>> What I am struggling with is setting up the cluster. My first attempt >>> was to use the PersistentManager with Store that uses a shared >>> directory. But it seems that it only persists session in time >>> intervals. To enable failover, a session would need to be persisted >>> after each request. However, I didn't find out how to configure or >>> trigger the PersistentManager to do so. >>> Still, the PersistenceManager setup was straightforward and if anyone >>> knows how to form a cluster with this approach I would be grateful to >>> know. >>> >>> I am aware of the SimpleTcpCluster, which I would try next. Just, >>> before transforming the XML configuration into API calls (without >>> known their meaning) I wanted to ask if there is an easier or even >>> pre-built solution. >>> >>> Background: >>> I work on enabling RAP [1], a web framework, to work in failover >>> cluster environments. To ensure cluster-support, I have a set of JUnit >>> tests that issue requests against an embeded cluster of servlet >>> engines and then examine the state of sessions of the respective >>> nodes, etc. >>> Performance isn't important, neither is any advanced clustering >>> feature (e.g. DeltaManager) needed. My focus is on finding a >>> lightweight and purely programmatic solution. >>> >>> Thanks in advance, >>> Rüdiger >>> >>> [1] http://eclipse.org/rap >>> >>> --------------------------------------------------------------------- >>> To unsubscribe, e-mail: users-unsubscr...@tomcat.apache.org >>> For additional commands, e-mail: users-h...@tomcat.apache.org >>> >> >> -- >> Martin Grotzke >> http://twitter.com/martin_grotzke >> >> > > > > -- > -- > EclipseSource > http://eclipsesource.com > Tel: 0721 - 66 47 33 - 0 > Fax: 0721 - 66 47 33 29 > > Innoopract Informationssysteme GmbH > Stephanienstrasse 20, 76133 Karlsruhe, Germany > General Manager: Jochen Krause > Registered Office: Karlsruhe, Commercial Register Mannheim HRB 107883 > -- -- EclipseSource http://eclipsesource.com Tel: 0721 - 66 47 33 - 0 Fax: 0721 - 66 47 33 29 Innoopract Informationssysteme GmbH Stephanienstrasse 20, 76133 Karlsruhe, Germany General Manager: Jochen Krause Registered Office: Karlsruhe, Commercial Register Mannheim HRB 107883
--------------------------------------------------------------------- To unsubscribe, e-mail: users-unsubscr...@tomcat.apache.org For additional commands, e-mail: users-h...@tomcat.apache.org
