JBoss ON Agent Handshake error checking availability on Fuse JMX/SSL

Issue

• Fuse server shows DOWN in JBoss ON with below message in agent.log:

2016-07-13 08:52:36,413 WARN  [ResourceContainer.invoker.daemon-3] (org.jbosson.plugins.fuse.JBossFuseContainerComponent)- Failed to connect to ResourceType[id=0, name=JBoss Fuse Container, plugin=JBossFuse, category=Server][JBoss Fuse{/opt/jboss/fuse}].
org.mc4j.ems.connection.EmsConnectException: Could not connect [service:jmx:rmi://0.0.0.0:55555/jndi/rmi://0.0.0.0:1099/karaf-root] org.mc4j.ems.connection.EmsConnectException: IOException: Check service availability
    at org.mc4j.ems.impl.jmx.connection.support.providers.AbstractConnectionProvider.connect(AbstractConnectionProvider.java:106)
    at org.jbosson.plugins.fuse.FuseServerComponent.internalStart(FuseServerComponent.java:137)
    at org.jbosson.plugins.fuse.FuseServerComponent.start(FuseServerComponent.java:68)
    at org.jbosson.plugins.fuse.JBossFuseContainerComponent.start(JBossFuseContainerComponent.java:68)
    at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:497)
    at org.rhq.core.pc.inventory.ResourceContainer$ComponentInvocation.call(ResourceContainer.java:759)
    at java.util.concurrent.FutureTask.run(FutureTask.java:266)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
    at java.lang.Thread.run(Thread.java:745)
Caused by: org.mc4j.ems.connection.EmsConnectException: IOException: Check service availability
    at org.mc4j.ems.impl.jmx.connection.support.providers.JMXRemotingConnectionProvider.doConnect(JMXRemotingConnectionProvider.java:162)
    at org.mc4j.ems.impl.jmx.connection.support.providers.AbstractConnectionProvider.connect(AbstractConnectionProvider.java:101)
    ... 11 more
Caused by: java.rmi.ConnectIOException: error during JRMP connection establishment; nested exception is: 
    javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.rmi.transport.tcp.TCPChannel.createConnection(TCPChannel.java:304)
    at sun.rmi.transport.tcp.TCPChannel.newConnection(TCPChannel.java:202)
    at sun.rmi.server.UnicastRef.invoke(UnicastRef.java:130)
    at javax.management.remote.rmi.RMIServerImpl_Stub.newClient(Unknown Source)
    at javax.management.remote.rmi.RMIConnector.getConnection(RMIConnector.java:2432)
    at javax.management.remote.rmi.RMIConnector.connect(RMIConnector.java:308)
    at javax.management.remote.JMXConnectorFactory.connect(JMXConnectorFactory.java:270)
    at org.mc4j.ems.impl.jmx.connection.support.providers.JMXRemotingConnectionProvider.doConnect(JMXRemotingConnectionProvider.java:143)
    ... 12 more
Caused by: javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target

Regards,