[keycloak-user] Exception thrown when deleting user through API (when Keycloak servers are highly available)

Fri Jun 12 02:39:20 EDT 2015

Please upgrade to latest release - this issue should already be fixed

----- Original Message -----
> From: "Lohitha Chiranjeewa" <kalc04 at gmail.com>
> To: keycloak-user at lists.jboss.org
> Sent: Friday, 12 June, 2015 7:33:42 AM
> Subject: [keycloak-user] Exception thrown when deleting user through API (when Keycloak servers are highly available)
> 
> Hi,
> 
> We're running into a bit of a problem when trying to delete users through the
> API. The error returned is of HTML format with 500 error code:
> <html><head><title>Error</title></head><body>Internal Server
> Error</body></html>
> 
> Please note:
> - We're using Infinispan for userSessions, realmCache and userCache. Rest of
> the data is in MySQL.
> - Issue only occurs when Keycloak servers are highly available (2 servers in
> our case). Works fine when only one server is up.
> 
> Logs reveal that this is possibly a serialization issue related to
> Infinispan:
> 
> [2015-06-12 04:56:54.0303], ERROR,
> org.infinispan.interceptors.InvocationContextInterceptor default task-11 -
> ISPN000136: Execution error: org.infinispan.commons.CacheException:
> java.lang.RuntimeException: Failure to marshal argument(s)
> at org.infinispan.commons.util.Util.rewrapAsCacheException(Util.java:581)
> at
> org.infinispan.remoting.transport.jgroups.CommandAwareRpcDispatcher.invokeRemoteCommand(CommandAwareRpcDispatcher.java:176)
> at
> org.infinispan.remoting.transport.jgroups.JGroupsTransport.invokeRemotely(JGroupsTransport.java:521)
> at
> org.infinispan.remoting.rpc.RpcManagerImpl.invokeRemotely(RpcManagerImpl.java:281)
> Caused by: java.lang.RuntimeException: Failure to marshal argument(s)
> at
> org.infinispan.remoting.transport.jgroups.CommandAwareRpcDispatcher.marshallCall(CommandAwareRpcDispatcher.java:333)
> at
> org.infinispan.remoting.transport.jgroups.CommandAwareRpcDispatcher.processSingleCall(CommandAwareRpcDispatcher.java:352)
> at
> org.infinispan.remoting.transport.jgroups.CommandAwareRpcDispatcher.invokeRemoteCommand(CommandAwareRpcDispatcher.java:167)
> ... 94 more
> Caused by: org.infinispan.commons.marshall.NotSerializableException:
> org.keycloak.models.sessions.infinispan.entities.LoginFailureKey
> Caused by: an exception which occurred:
> in object
> org.keycloak.models.sessions.infinispan.entities.LoginFailureKey at f42bdd72
> -> toString =
> org.keycloak.models.sessions.infinispan.entities.LoginFailureKey at f42bdd72
> in object org.infinispan.commands.write.RemoveCommand at 914fd0ce
> -> toString =
> RemoveCommand{key=org.keycloak.models.sessions.infinispan.entities.LoginFailureKey at f42bdd72,
> value=null, flags=null, valueMatcher=MATCH_ALWAYS}
> in object org.infinispan.commands.remote.SingleRpcCommand at bfee4c5c
> -> toString = SingleRpcCommand{cacheName='loginFailures',
> command=RemoveCommand{key=org.keycloak.models.sessions.infinispan.entities.LoginFailureKey at f42bdd72,
> value=null, flags=null, valueMatcher=MATCH_ALWAYS}}
> 
> 
> Also there's a DEBUG log as follows:
> 
> [2015-06-12 04:56:54.0301], DEBUG,
> org.infinispan.marshall.core.VersionAwareMarshaller default task-11 - Object
> is not serializable: java.io.NotSerializableException:
> org.keycloak.models.sessions.infinispan.entities.LoginFailureKey
> at
> org.jboss.marshalling.river.RiverMarshaller.doWriteObject(RiverMarshaller.java:860)
> at
> org.jboss.marshalling.AbstractObjectOutput.writeObject(AbstractObjectOutput.java:58)
> at
> org.jboss.marshalling.AbstractMarshaller.writeObject(AbstractMarshaller.java:111)
> at
> org.infinispan.marshall.exts.ReplicableCommandExternalizer.writeCommandParameters(ReplicableCommandExternalizer.java:57)
> at
> org.infinispan.marshall.exts.ReplicableCommandExternalizer.writeObject(ReplicableCommandExternalizer.java:42)
> at
> org.infinispan.marshall.exts.ReplicableCommandExternalizer.writeObject(ReplicableCommandExternalizer.java:30)
> at
> org.infinispan.marshall.core.ExternalizerTable$ExternalizerAdapter.writeObject(ExternalizerTable.java:395)
> at
> org.jboss.marshalling.river.RiverMarshaller.doWriteObject(RiverMarshaller.java:138)
> 
> 
> Our Keycloak HA system works fine except for this issue. Please advise on how
> tackle this.
> 
> 
> Regards,
> Lohitha.
> 
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