Elytron, unable to create custom principal transformer ------------------------------------------------------ Key: WFCORE-2404 URL: https://issues.jboss.org/browse/WFCORE-2404 Project: WildFly Core Issue Type: Bug Components: Security Reporter: Martin Choma Assignee: Jan Kalina Priority: Blocker When I try to register custom principal transformer I get {{NoClassDefFoundError}} {code} 07:11:37,203 WARN [org.jboss.modules] (MSC service thread 1-4) Failed to define class org.wildfly.extras.creaper.commands.elytron.mapper.AddCustomPrincipalTransformerImpl in Module "org.jboss.customprincipaltransformerimpl" from local module loader @282ba1e (finder: local module finder @13b6d03 (roots: /home/mchoma/workspace/git-repositories/creaper/testsuite/standalone/target/jboss-as/modules,/home/mchoma/workspace/git-repositories/creaper/testsuite/standalone/target/jboss-as/modules/system/layers/base)): java.lang.NoClassDefFoundError: Failed to link org/wildfly/extras/creaper/commands/elytron/mapper/AddCustomPrincipalTransformerImpl (Module "org.jboss.customprincipaltransformerimpl" from local module loader @282ba1e (finder: local module finder @13b6d03 (roots: /home/mchoma/workspace/git-repositories/creaper/testsuite/standalone/target/jboss-as/modules,/home/mchoma/workspace/git-repositories/creaper/testsuite/standalone/target/jboss-as/modules/system/layers/base))): org/wildfly/extension/elytron/capabilities/PrincipalTransformer at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.lang.reflect.Constructor.newInstance(Constructor.java:422) at org.jboss.modules.ModuleClassLoader.defineClass(ModuleClassLoader.java:448) at org.jboss.modules.ModuleClassLoader.loadClassLocal(ModuleClassLoader.java:276) at org.jboss.modules.ModuleClassLoader$1.loadClassLocal(ModuleClassLoader.java:79) at org.jboss.modules.Module.loadModuleClass(Module.java:708) at org.jboss.modules.ModuleClassLoader.findClass(ModuleClassLoader.java:192) at org.jboss.modules.ConcurrentClassLoader.performLoadClassUnchecked(ConcurrentClassLoader.java:412) at org.jboss.modules.ConcurrentClassLoader.performLoadClass(ConcurrentClassLoader.java:400) at org.jboss.modules.ConcurrentClassLoader.loadClass(ConcurrentClassLoader.java:116) at org.wildfly.extension.elytron.CustomComponentDefinition$ComponentAddHandler.createValue(CustomComponentDefinition.java:156) at org.wildfly.extension.elytron.CustomComponentDefinition$ComponentAddHandler.lambda$performRuntime$1(CustomComponentDefinition.java:135) at org.wildfly.extension.elytron.TrivialService.start(TrivialService.java:53) at org.jboss.msc.service.ServiceControllerImpl$StartTask.startService(ServiceControllerImpl.java:2032) at org.jboss.msc.service.ServiceControllerImpl$StartTask.run(ServiceControllerImpl.java:1955) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:745) 07:11:37,204 ERROR [org.jboss.msc.service.fail] (MSC service thread 1-4) MSC000001: Failed to start service org.wildfly.security.principal-transformer.CreaperTestAddCustomPrincipalTransformer: org.jboss.msc.service.StartException in service org.wildfly.security.principal-transformer.CreaperTestAddCustomPrincipalTransformer: Failed to start service at org.jboss.msc.service.ServiceControllerImpl$StartTask.run(ServiceControllerImpl.java:1978) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:745) Caused by: java.lang.NoClassDefFoundError: Failed to link org/wildfly/extras/creaper/commands/elytron/mapper/AddCustomPrincipalTransformerImpl (Module "org.jboss.customprincipaltransformerimpl" from local module loader @282ba1e (finder: local module finder @13b6d03 (roots: /home/mchoma/workspace/git-repositories/creaper/testsuite/standalone/target/jboss-as/modules,/home/mchoma/workspace/git-repositories/creaper/testsuite/standalone/target/jboss-as/modules/system/layers/base))): org/wildfly/extension/elytron/capabilities/PrincipalTransformer at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.lang.reflect.Constructor.newInstance(Constructor.java:422) at org.jboss.modules.ModuleClassLoader.defineClass(ModuleClassLoader.java:448) at org.jboss.modules.ModuleClassLoader.loadClassLocal(ModuleClassLoader.java:276) at org.jboss.modules.ModuleClassLoader$1.loadClassLocal(ModuleClassLoader.java:79) at org.jboss.modules.Module.loadModuleClass(Module.java:708) at org.jboss.modules.ModuleClassLoader.findClass(ModuleClassLoader.java:192) at org.jboss.modules.ConcurrentClassLoader.performLoadClassUnchecked(ConcurrentClassLoader.java:412) at org.jboss.modules.ConcurrentClassLoader.performLoadClass(ConcurrentClassLoader.java:400) at org.jboss.modules.ConcurrentClassLoader.loadClass(ConcurrentClassLoader.java:116) at org.wildfly.extension.elytron.CustomComponentDefinition$ComponentAddHandler.createValue(CustomComponentDefinition.java:156) at org.wildfly.extension.elytron.CustomComponentDefinition$ComponentAddHandler.lambda$performRuntime$1(CustomComponentDefinition.java:135) at org.wildfly.extension.elytron.TrivialService.start(TrivialService.java:53) at org.jboss.msc.service.ServiceControllerImpl$StartTask.startService(ServiceControllerImpl.java:2032) at org.jboss.msc.service.ServiceControllerImpl$StartTask.run(ServiceControllerImpl.java:1955) ... 3 more 07:11:37,207 ERROR [org.jboss.as.controller.management-operation] (management-handler-thread - 3) WFLYCTL0013: Operation ("add") failed - address: ([ ("subsystem" => "elytron"), ("custom-principal-transformer" => "CreaperTestAddCustomPrincipalTransformer") ]) - failure description: { "WFLYCTL0080: Failed services" => {"org.wildfly.security.principal-transformer.CreaperTestAddCustomPrincipalTransformer" => "org.jboss.msc.service.StartException in service org.wildfly.security.principal-transformer.CreaperTestAddCustomPrincipalTransformer: Failed to start service Caused by: java.lang.NoClassDefFoundError: Failed to link org/wildfly/extras/creaper/commands/elytron/mapper/AddCustomPrincipalTransformerImpl (Module \"org.jboss.customprincipaltransformerimpl\" from local module loader @282ba1e (finder: local module finder @13b6d03 (roots: /home/mchoma/workspace/git-repositories/creaper/testsuite/standalone/target/jboss-as/modules,/home/mchoma/workspace/git-repositories/creaper/testsuite/standalone/target/jboss-as/modules/system/layers/base))): org/wildfly/extension/elytron/capabilities/PrincipalTransformer"}, "WFLYCTL0412: Required services that are not installed:" => ["org.wildfly.security.principal-transformer.CreaperTestAddCustomPrincipalTransformer"] } {code} That works in DR11 without issue Here is implementation of used custom prncipal transformer {code:java|title=AddCustomPrincipalTransformerImpl.java} package org.wildfly.extras.creaper.commands.elytron.mapper; import org.wildfly.extension.elytron.Configurable; import java.security.Principal; import java.util.Map; import org.wildfly.extension.elytron.capabilities.PrincipalTransformer; public class AddCustomPrincipalTransformerImpl implements PrincipalTransformer, Configurable { @Override public Principal apply(Principal p) { return p; } @Override public void initialize(Map<String, String> configuration) { if (configuration.containsKey("throwException")) { throw new IllegalStateException("Only test purpose. This exception was thrown on demand."); } } } {code}