[keycloak-user] Development help

Wed Jun 21 03:09:39 EDT 2017

Well, I've found that even a user search requires an on-going
transaction... so committing the transaction must be the last thing you do
in a REST endpoint, or those read-only operations cannot be done. That
fixed my problem.

On Thu, Jun 15, 2017 at 1:17 PM Tomás García <tomas at intrahouse.com> wrote:

> I've found a way to fix my problem... I just create a new session and
> start a transaction for every API request to that endpoint:
>
> this.session = KeycloakApplication.createSessionFactory().create();
> this.session.getTransactionManager().begin();
>
> At the end of the endpoint I commit and close this generated session.
>
>  This looks so wrong... now the endpoint is way slower and the log is full
> of those warning due to using internal SPIs. Any clue about a better
> alternative or how to fix my original problem? If this things happen when
> programming SPIs and developers don't have a guideline about how to use
> Keycloak's transaction model, it will make developers life harder.
>
> Thanks.
>
> On Fri, Jun 9, 2017 at 10:25 AM Tomás García <tomas at intrahouse.com> wrote:
>
>> Hi,
>>
>> I've developed an API service for Keycloak. It's a bit complex algorithm
>> where the clientSession needs to be recovered later if something happens,
>> so I put a note in the style of HMAC + Session ID as Keycloak does in other
>> places and then next, when the algorithm needs to continue in the following
>> request to the same endpoint, I recover the session. Inside the API
>> service, I'm adding users so I have to commit the transaction just in case
>> a ModelDuplicateException happens, as I've seen in other places of
>> Keycloak's code.
>>
>> So I'm receiving this exception when I recover the client session from
>> the note (note: a user was added and committed previously). I've tried to
>> start a new transaction after committing, but yet I still get the same
>> exception.
>>
>> Any help or ideas will be welcome. Thanks.
>>
>> 09:06:48,748 ERROR [io.undertow.request] (default task-5) UT005023:
>> Exception handling request to /auth/realms/test/testApi/speciallogin
>> : org.jboss.resteasy.spi.UnhandledException:
>> java.lang.IllegalStateException: Cannot access delegate without a
>> transaction
>>         at
>> org.jboss.resteasy.core.ExceptionHandler.handleApplicationException(ExceptionHandler.java:76)
>>         at
>> org.jboss.resteasy.core.ExceptionHandler.handleException(ExceptionHandler.java:212)
>>         at
>> org.jboss.resteasy.core.SynchronousDispatcher.writeException(SynchronousDispatcher.java:168)
>>         at
>> org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:411)
>>         at
>> org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:202)
>>         at
>> org.jboss.resteasy.plugins.server.servlet.ServletContainerDispatcher.service(ServletContainerDispatcher.java:221)
>>         at
>> org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.service(HttpServletDispatcher.java:56)
>>         at
>> org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.service(HttpServletDispatcher.java:51)
>>         at javax.servlet.http.HttpServlet.service(HttpServlet.java:790)
>>         at
>> io.undertow.servlet.handlers.ServletHandler.handleRequest(ServletHandler.java:85)
>>         at
>> io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:129)
>>         at
>> org.keycloak.services.filters.KeycloakSessionServletFilter.doFilter(KeycloakSessionServletFilter.java:90)
>>         at
>> io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:60)
>>         at
>> io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131)
>>         at
>> io.undertow.servlet.handlers.FilterHandler.handleRequest(FilterHandler.java:84)
>>         at
>> io.undertow.servlet.handlers.security.ServletSecurityRoleHandler.handleRequest(ServletSecurityRoleHandler.java:62)
>>         at
>> io.undertow.servlet.handlers.ServletDispatchingHandler.handleRequest(ServletDispatchingHandler.java:36)
>>         at
>> org.wildfly.extension.undertow.security.SecurityContextAssociationHandler.handleRequest(SecurityContextAssociationHandler.java:78)
>>         at
>> io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)
>>         at
>> io.undertow.servlet.handlers.security.SSLInformationAssociationHandler.handleRequest(SSLInformationAssociationHandler.java:131)
>>         at
>> io.undertow.servlet.handlers.security.ServletAuthenticationCallHandler.handleRequest(ServletAuthenticationCallHandler.java:57)
>>         at
>> io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)
>>         at
>> io.undertow.security.handlers.AbstractConfidentialityHandler.handleRequest(AbstractConfidentialityHandler.java:46)
>>         at
>> io.undertow.servlet.handlers.security.ServletConfidentialityConstraintHandler.handleRequest(ServletConfidentialityConstraintHandler.ja
>> va:64)
>>         at
>> io.undertow.security.handlers.AuthenticationMechanismsHandler.handleRequest(AuthenticationMechanismsHandler.java:60)
>>         at
>> io.undertow.servlet.handlers.security.CachedAuthenticatedSessionHandler.handleRequest(CachedAuthenticatedSessionHandler.java:77)
>>         at
>> io.undertow.security.handlers.NotificationReceiverHandler.handleRequest(NotificationReceiverHandler.java:50)
>>         at
>> io.undertow.security.handlers.AbstractSecurityContextAssociationHandler.handleRequest(AbstractSecurityContextAssociationHandler.java:4
>> 3)
>>         at
>> io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)
>>         at
>> org.wildfly.extension.undertow.security.jacc.JACCContextIdHandler.handleRequest(JACCContextIdHandler.java:61)
>>         at
>> io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)
>>         at
>> io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)
>>         at
>> io.undertow.servlet.handlers.ServletInitialHandler.handleFirstRequest(ServletInitialHandler.java:284)
>>         at
>> io.undertow.servlet.handlers.ServletInitialHandler.dispatchRequest(ServletInitialHandler.java:263)
>>         at
>> io.undertow.servlet.handlers.ServletInitialHandler.access$000(ServletInitialHandler.java:81)
>>         at
>> io.undertow.servlet.handlers.ServletInitialHandler$1.handleRequest(ServletInitialHandler.java:174)
>>         at
>> io.undertow.server.Connectors.executeRootHandler(Connectors.java:202)
>>         at
>> io.undertow.server.HttpServerExchange$1.run(HttpServerExchange.java:793)
>>         at
>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
>>         at
>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
>>         at java.lang.Thread.run(Thread.java:748)
>> Caused by: java.lang.IllegalStateException: Cannot access delegate
>> without a transaction
>>         at
>> org.keycloak.models.cache.infinispan.UserCacheSession.getDelegate(UserCacheSession.java:97)
>>         at
>> org.keycloak.models.cache.infinispan.UserCacheSession.getUserById(UserCacheSession.java:182)
>>         at
>> org.keycloak.models.sessions.infinispan.ClientSessionAdapter.getAuthenticatedUser(ClientSessionAdapter.java:282)
>>         at
>> org.keycloak.authentication.AuthenticationProcessor.authenticateOnly(AuthenticationProcessor.java:794)
>>         at
>> com.test.keycloak.api.services.specialLogin(TestAPIService.java:157)
>>         at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>>         at
>> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
>>         at
>> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>>         at java.lang.reflect.Method.invoke(Method.java:498)
>>         at
>> org.jboss.resteasy.core.MethodInjectorImpl.invoke(MethodInjectorImpl.java:139)
>>         at
>> org.jboss.resteasy.core.ResourceMethodInvoker.invokeOnTarget(ResourceMethodInvoker.java:295)
>>         at
>> org.jboss.resteasy.core.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:249)
>>         at
>> org.jboss.resteasy.core.ResourceLocatorInvoker.invokeOnTargetObject(ResourceLocatorInvoker.java:138)
>>         at
>> org.jboss.resteasy.core.ResourceLocatorInvoker.invoke(ResourceLocatorInvoker.java:107)
>>         at
>> org.jboss.resteasy.core.ResourceLocatorInvoker.invokeOnTargetObject(ResourceLocatorInvoker.java:133)
>>         at
>> org.jboss.resteasy.core.ResourceLocatorInvoker.invoke(ResourceLocatorInvoker.java:101)
>>         at
>> org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:395)
>>         ... 37 more
>>
>>