I think this might be fixed in master, at least this commit https://github.com/wildfly/wildfly/commit/fe642cd253dc91febed2f763a48853a... was changing this exact behavior. can you try with wildfly master if it is still the same?

-- tomaz On Mon, Jun 23, 2014 at 3:16 PM, arjan tijms <arjan.tijms(a)gmail.com&gt; wrote: > > Hi, > > For a root deployment, Undertow by default writes the JSESSIONID cookie > with an empty path. I.e. in the response header the following appears: > > SET-COOKIE: JSESSIONID=FhgSh... path=; ... > > An empty path causes browsers to set the cookie on whatever path was used > for the request URI. In effect, this causes multiple JSESSIONIDs to be > created while browsing through an app deployed to WildFly, and thus multiple > JSESSIONIDs being posted back when other paths are accessed (leading to many > issues). > > The cause of this seems to be in > io.undertow.servlet.spec.ServletContextImpl#ServletContextImpl and > io.undertow.servlet.core.DeploymentManagerImpl#handleDeploymentSessionConfig, > where the cookie path is set to deploymentInfo#getContextPath, which in both > cases returns the empty string. > > See: > > > io.undertow.servlet.spec.ServletContextImpl.ServletContextImpl(ServletContainer, > Deployment) > > sessionCookieConfig = new SessionCookieConfigImpl(this); > sessionCookieConfig.setPath(deploymentInfo.getContextPath()); > > and: > > > io.undertow.servlet.core.DeploymentManagerImpl.handleDeploymentSessionConfig(DeploymentInfo, > ServletContextImpl) > if(sc.getPath() != null) { > sessionCookieConfig.setPath(sc.getPath()); > } else { > sessionCookieConfig.setPath(deploymentInfo.getContextPath()); > } > > I'm not sure if deploymentInfo#getContextPath should indeed return the > empty string for a root deployment or not, but I think setting the cookie > path to the empty string is not really correct and should be "/" in that > case. > > Kind regards, > Arjan Tijms > > > > > > _______________________________________________ > undertow-dev mailing list > undertow-dev(a)lists.jboss.org > https://lists.jboss.org/mailman/listinfo/undertow-dev