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  1. JBoss Enterprise Application Platform
  2. JBEAP-16546

(7.2.z) UNDERTOW-1507 - Undertow mod_cluster proxy: NullPointerException on jvmKill based failover among worker nodes using SSL

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      1 balancer, 3 workers (configured to talk with balancer using secured channel), 1 client, 1 web app, 1 worker is killed (System.exit(1))

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      1 balancer, 3 workers (configured to talk with balancer using secured channel), 1 client, 1 web app, 1 worker is killed ( System.exit(1) )

      1. One worker is killed
      2. Request to balancer within same session is made
      3. There is a NPE in balancer's log: 
        13:31:52,768 ERROR [io.undertow.proxy] (default I/O-8) UT005028: Proxy request to /clusterbench/jvmroute failed: java.nio.channels.ClosedChannelException
    at io.undertow.client.http.HttpClientConnection$5.handleEvent(HttpClientConnection.java:192)
    at io.undertow.client.http.HttpClientConnection$5.handleEvent(HttpClientConnection.java:171)
    at org.xnio.ChannelListeners.invokeChannelListener(ChannelListeners.java:92)
    at org.xnio.StreamConnection.invokeCloseListener(StreamConnection.java:80)
    at org.xnio.Connection.writeClosed(Connection.java:117)
    at io.undertow.protocols.ssl.UndertowSslConnection.writeClosed(UndertowSslConnection.java:145)
    at io.undertow.protocols.ssl.SslConduit.notifyWriteClosed(SslConduit.java:588)
    at io.undertow.protocols.ssl.SslConduit.closed(SslConduit.java:1021)
    at io.undertow.protocols.ssl.SslConduit.close(SslConduit.java:1117)
    at io.undertow.protocols.ssl.SslConduit.doUnwrap(SslConduit.java:828)
    at io.undertow.protocols.ssl.SslConduit.read(SslConduit.java:567)
    at org.xnio.conduits.PushBackStreamSourceConduit.read(PushBackStreamSourceConduit.java:52)
    at org.xnio.conduits.ConduitStreamSourceChannel.read(ConduitStreamSourceChannel.java:127)
    at io.undertow.client.http.HttpClientConnection$ClientReadListener.handleEvent(HttpClientConnection.java:553)
    at io.undertow.client.http.HttpClientConnection$ClientReadListener.handleEvent(HttpClientConnection.java:516)
    at org.xnio.ChannelListeners.invokeChannelListener(ChannelListeners.java:92)
    at org.xnio.conduits.ReadReadyHandler$ChannelListenerHandler.readReady(ReadReadyHandler.java:66)
    at io.undertow.protocols.ssl.SslConduit$SslReadReadyHandler.readReady(SslConduit.java:1175)
    at org.xnio.nio.NioSocketConduit.handleReady(NioSocketConduit.java:89)
    at org.xnio.nio.WorkerThread.run(WorkerThread.java:591)

31m13:31:52,773 ERROR [io.undertow.client] (default I/O-8) UT005001: An exception occurred processing the request: java.lang.NullPointerException
    at io.undertow.client.http.HttpClientConnection$ClientReadListener.handleEvent(HttpClientConnection.java:559)
    at io.undertow.client.http.HttpClientConnection$ClientReadListener.handleEvent(HttpClientConnection.java:516)
    at org.xnio.ChannelListeners.invokeChannelListener(ChannelListeners.java:92)
    at org.xnio.conduits.ReadReadyHandler$ChannelListenerHandler.readReady(ReadReadyHandler.java:66)
    at io.undertow.protocols.ssl.SslConduit$SslReadReadyHandler.readReady(SslConduit.java:1175)
    at org.xnio.nio.NioSocketConduit.handleReady(NioSocketConduit.java:89)
    at org.xnio.nio.WorkerThread.run(WorkerThread.java:591)
      4. Client receives 503: 
        <html><head><title>Error</title></head><body>503 - Service Unavailable</body></html>

              rhn-support-iweiss Ingo Weiss
              jkasik@redhat.com Jan Kašík
              Jan Kašík Jan Kašík
              Jan Kašík Jan Kašík
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                Created:
                Updated:
                Resolved: