Thanks Martin!

https://issues.apache.org/jira/browse/WICKET-6782
will create PR in a moment :)

On Wed, 6 May 2020 at 00:22, Martin Grigorov <mgrigo...@apache.org> wrote:

> Hi Maxim,
>
> On Fri, May 1, 2020 at 2:22 PM Maxim Solodovnik <solomax...@gmail.com>
> wrote:
>
> > On Fri, 1 May 2020 at 18:15, Martin Grigorov <mgrigo...@apache.org>
> wrote:
> >
> > > Hi Maxim,
> > >
> > > On Fri, May 1, 2020 at 1:31 PM Maxim Solodovnik <solomax...@gmail.com>
> > > wrote:
> > >
> > > > Hello Martin,
> > > >
> > > > WicketEndpoint#onError is being called
> > > >  "*ERROR* 05-01 16:10:21.740 o.a.w.p.w.j.WicketEndpoint:100
> > > > [EventExec-e2-t9] - An error occurred in web socket connection with
> id
> > :
> > > > 10"
> > > >
> > > > The problem WebSocketBehavior#onError is not being called
> > > > So my application doesn't get notified the connection has been closed
> > > ....
> > > >
> > >
> > > Then it must be somewhere in Wicket.
> > > Check that [2] is called.
> > >
> >
> > Yes it is called
> >
> >
> > > Then [3], then [4]. From here on it is Wicket Event propagation [5]. It
> > >
> >
> > [3] and [4] are not called
> > As you can see from the log branch at
> >
> >
> https://github.com/apache/wicket/blob/d43c68c0126306021a12afbfe7876a36612fbbc3/wicket-native-websocket/wicket-native-websocket-core/src/main/java/org/apache/wicket/protocol/ws/api/AbstractWebSocketProcessor.java#L299
> > is in effect:
> >
>
> At
>
> https://github.com/apache/wicket/blob/d43c68c0126306021a12afbfe7876a36612fbbc3/wicket-native-websocket/wicket-native-websocket-core/src/main/java/org/apache/wicket/protocol/ws/api/AbstractWebSocketProcessor.java#L223
> we
> check
> whether the connection is still opened or it is a ClosedMessage.
> ClosedMessage is broadcasted exactly for this reason:
>
> https://github.com/apache/wicket/commit/ffa34c6bfbd2ccd8340e23ff1601edd3e0e941d6
> We should simplify this condition to allow ErrorMessage too. Maybe even
> AbortedMessage.
> For the erroneous kind of messages we can even remove the connection from
> the registry at the bottom of this method.
> Please play with it and suggest a change!
>
> Martin
>
>
> > DEBUG 05-01 16:10:21.741 o.a.w.p.w.a.AbstractWebSocketProcessor:299
> > [EventExec-e2-t9] - Either there is no
> >
> >
> connection(org.apache.wicket.protocol.ws.javax.JavaxWebSocketConnection@43539f89
> > )
> > or it is closed.
> >
> >
> >
> >
> > > won't find your behavior if it is not enabled or any of if its
> component
> > > hierarchy is disabled/invisible.
> > >
> > >
> > > 2.
> > >
> > >
> >
> https://github.com/apache/wicket/blob/d43c68c0126306021a12afbfe7876a36612fbbc3/wicket-native-websocket/wicket-native-websocket-core/src/main/java/org/apache/wicket/protocol/ws/api/AbstractWebSocketProcessor.java#L202
> > > 3.
> > >
> > >
> >
> https://github.com/apache/wicket/blob/d43c68c0126306021a12afbfe7876a36612fbbc3/wicket-native-websocket/wicket-native-websocket-core/src/main/java/org/apache/wicket/protocol/ws/api/AbstractWebSocketProcessor.java#L272
> > > 4. *
> > >
> >
> https://github.com/apache/wicket/blob/d43c68c0126306021a12afbfe7876a36612fbbc3/wicket-native-websocket/wicket-native-websocket-core/src/main/java/org/apache/wicket/protocol/ws/api/WebSocketMessageBroadcastHandler.java#L69
> > > <
> > >
> >
> https://github.com/apache/wicket/blob/d43c68c0126306021a12afbfe7876a36612fbbc3/wicket-native-websocket/wicket-native-websocket-core/src/main/java/org/apache/wicket/protocol/ws/api/WebSocketMessageBroadcastHandler.java#L69
> > > >*
> > > 5.
> > >
> > >
> >
> https://github.com/apache/wicket/blob/d43c68c0126306021a12afbfe7876a36612fbbc3/wicket-native-websocket/wicket-native-websocket-core/src/main/java/org/apache/wicket/protocol/ws/api/WebSocketBehavior.java#L86
> > >
> > >
> > > > :(
> > > >
> > > > On Fri, 1 May 2020 at 17:12, Martin Grigorov <mgrigo...@apache.org>
> > > wrote:
> > > >
> > > > > Hi Maxim,
> > > > >
> > > > > If WicketEndpoint#onError() [1] is not called then probably there
> is
> > a
> > > > bug
> > > > > in Tomcat.
> > > > > I suggest you to post this question at Tomcat's users@.
> > > > >
> > > > > 1.
> > > > >
> > > > >
> > > >
> > >
> >
> https://github.com/apache/wicket/blob/master/wicket-native-websocket/wicket-native-websocket-javax/src/main/java/org/apache/wicket/protocol/ws/javax/WicketEndpoint.java#L92
> > > > >
> > > > >
> > > > > On Fri, May 1, 2020 at 12:21 PM Maxim Solodovnik <
> > solomax...@gmail.com
> > > >
> > > > > wrote:
> > > > >
> > > > > > Hello,
> > > > > >
> > > > > > I'm having weird situation: WebSocket connection is closed on
> page
> > > > > reload,
> > > > > > but none of my onClose/onError/onAbort handlers are being called
> > > > > > I have changed wicket version to latest SNAPSHOT and got some
> debug
> > > > logs:
> > > > > >
> > > > > > *ERROR* 05-01 16:10:21.740 o.a.w.p.w.j.WicketEndpoint:100
> > > > > > [EventExec-e2-t9] - An error occurred in web socket connection
> with
> > > id
> > > > > > : 10
> > > > > > java.io.IOException: java.io.IOException: Broken pipe
> > > > > >         at
> > > > > >
> > > > >
> > > >
> > >
> >
> org.apache.tomcat.websocket.WsRemoteEndpointImplBase.sendMessageBlock(WsRemoteEndpointImplBase.java:315)
> > > > > >         at
> > > > > >
> > > > >
> > > >
> > >
> >
> org.apache.tomcat.websocket.WsRemoteEndpointImplBase.sendMessageBlock(WsRemoteEndpointImplBase.java:258)
> > > > > >         at
> > > > > >
> > > > >
> > > >
> > >
> >
> org.apache.tomcat.websocket.WsSession.sendCloseMessage(WsSession.java:612)
> > > > > >         at
> > > > > > org.apache.tomcat.websocket.WsSession.doClose(WsSession.java:497)
> > > > > >         at
> > > > > > org.apache.tomcat.websocket.WsSession.doClose(WsSession.java:459)
> > > > > >         at
> > > > > >
> > > > >
> > > >
> > >
> >
> org.apache.tomcat.websocket.WsRemoteEndpointImplBase.sendMessageBlock(WsRemoteEndpointImplBase.java:313)
> > > > > >         at
> > > > > >
> > > > >
> > > >
> > >
> >
> org.apache.tomcat.websocket.WsRemoteEndpointImplBase.sendMessageBlock(WsRemoteEndpointImplBase.java:250)
> > > > > >         at
> > > > > >
> > > > >
> > > >
> > >
> >
> org.apache.tomcat.websocket.WsRemoteEndpointImplBase.sendString(WsRemoteEndpointImplBase.java:191)
> > > > > >         at
> > > > > >
> > > > >
> > > >
> > >
> >
> org.apache.tomcat.websocket.WsRemoteEndpointBasic.sendText(WsRemoteEndpointBasic.java:37)
> > > > > >         at org.apache.wicket.protocol.ws
> > > > > >
> > > > >
> > > >
> > >
> >
> .javax.JavaxWebSocketConnection.sendMessage(JavaxWebSocketConnection.java:81)
> > > > > >         at
> > > > > >
> > > > >
> > > >
> > >
> >
> org.apache.openmeetings.core.util.WebSocketHelper.lambda$sendClient$1(WebSocketHelper.java:75)
> > > > > >         at
> > > > > >
> > > > >
> > > >
> > >
> >
> org.apache.openmeetings.core.util.WebSocketHelper.lambda$sendClient$2(WebSocketHelper.java:94)
> > > > > >         at org.apache.wicket.protocol.ws
> > > > > >
> > .WebSocketSettings$SameThreadExecutor.run(WebSocketSettings.java:393)
> > > > > >         at
> > > > > >
> > > > >
> > > >
> > >
> >
> org.apache.openmeetings.core.util.WebSocketHelper.sendClient(WebSocketHelper.java:94)
> > > > > >         at
> > > > > >
> > > > >
> > > >
> > >
> >
> org.apache.openmeetings.core.util.WebSocketHelper.sendClient(WebSocketHelper.java:73)
> > > > > >         at
> > > > > >
> > > > >
> > > >
> > >
> >
> org.apache.openmeetings.core.remote.KurentoHandler.sendClient(KurentoHandler.java:209)
> > > > > >         at
> > > > > >
> > > > >
> > > >
> > >
> >
> org.apache.openmeetings.core.remote.KStream.lambda$createEndpoint$5(KStream.java:224)
> > > > > >         at
> > > > > >
> > > > >
> > > >
> > >
> >
> org.kurento.client.internal.client.RemoteObjectInvocationHandler.propagateEventTo(RemoteObjectInvocationHandler.java:281)
> > > > > >         at
> > > > > >
> > > > >
> > > >
> > >
> >
> org.kurento.client.internal.client.RemoteObjectInvocationHandler$1.onEvent(RemoteObjectInvocationHandler.java:208)
> > > > > >         at
> > > > > >
> > > > >
> > > >
> > >
> >
> org.kurento.client.internal.client.RemoteObject.fireEvent(RemoteObject.java:345)
> > > > > >         at
> > > > > >
> > > > >
> > > >
> > >
> >
> org.kurento.client.internal.client.RomClientObjectManager.processEvent(RomClientObjectManager.java:58)
> > > > > >         at
> > > > > >
> > > > >
> > > >
> > >
> >
> org.kurento.client.internal.transport.jsonrpc.RomClientJsonRpcClient.processEvent(RomClientJsonRpcClient.java:206)
> > > > > >         at
> > > > > >
> > > > >
> > > >
> > >
> >
> org.kurento.client.internal.transport.jsonrpc.RomClientJsonRpcClient.access$000(RomClientJsonRpcClient.java:74)
> > > > > >         at
> > > > > >
> > > > >
> > > >
> > >
> >
> org.kurento.client.internal.transport.jsonrpc.RomClientJsonRpcClient$1.handleRequest(RomClientJsonRpcClient.java:182)
> > > > > >         at
> > > > > >
> > > > >
> > > >
> > >
> >
> org.kurento.jsonrpc.internal.JsonRpcHandlerManager.handleRequest(JsonRpcHandlerManager.java:142)
> > > > > >         at
> > > > > >
> > > > >
> > > >
> > >
> >
> org.kurento.jsonrpc.client.AbstractJsonRpcClientWebSocket$15.run(AbstractJsonRpcClientWebSocket.java:577)
> > > > > >         at
> > > > > >
> > > > >
> > > >
> > >
> >
> java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515)
> > > > > >         at
> > > > > >
> java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
> > > > > >         at
> > > > > >
> > > > >
> > > >
> > >
> >
> java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
> > > > > >         at
> > > > > >
> > > > >
> > > >
> > >
> >
> java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
> > > > > >         at java.base/java.lang.Thread.run(Thread.java:834)
> > > > > > Caused by: java.io.IOException: Broken pipe
> > > > > >         at java.base/sun.nio.ch.FileDispatcherImpl.write0(Native
> > > > Method)
> > > > > >         at java.base/sun.nio.ch
> > > > > > .SocketDispatcher.write(SocketDispatcher.java:47)
> > > > > >         at
> > > > > >
> java.base/sun.nio.ch.IOUtil.writeFromNativeBuffer(IOUtil.java:113)
> > > > > >         at java.base/sun.nio.ch.IOUtil.write(IOUtil.java:79)
> > > > > >         at java.base/sun.nio.ch.IOUtil.write(IOUtil.java:50)
> > > > > >         at java.base/sun.nio.ch
> > > > > > .SocketChannelImpl.write(SocketChannelImpl.java:466)
> > > > > >         at org.apache.tomcat.util.net
> > > > > > .SecureNioChannel.flush(SecureNioChannel.java:145)
> > > > > >         at org.apache.tomcat.util.net
> > > > > > .SecureNioChannel.write(SecureNioChannel.java:851)
> > > > > >         at org.apache.tomcat.util.net
> > > > > >
> > > > >
> > > >
> > >
> >
> .NioEndpoint$NioSocketWrapper$NioOperationState.run(NioEndpoint.java:1491)
> > > > > >         at org.apache.tomcat.util.net
> > > > > >
> > .SocketWrapperBase$OperationState.start(SocketWrapperBase.java:1015)
> > > > > >         at org.apache.tomcat.util.net
> > > > > > .SocketWrapperBase.vectoredOperation(SocketWrapperBase.java:1426)
> > > > > >         at org.apache.tomcat.util.net
> > > > > > .SocketWrapperBase.write(SocketWrapperBase.java:1352)
> > > > > >         at org.apache.tomcat.util.net
> > > > > > .SocketWrapperBase.write(SocketWrapperBase.java:1323)
> > > > > >         at
> > > > > >
> > > > >
> > > >
> > >
> >
> org.apache.tomcat.websocket.server.WsRemoteEndpointImplServer.doWrite(WsRemoteEndpointImplServer.java:90)
> > > > > >         at
> > > > > >
> > > > >
> > > >
> > >
> >
> org.apache.tomcat.websocket.WsRemoteEndpointImplBase.writeMessagePart(WsRemoteEndpointImplBase.java:499)
> > > > > >         at
> > > > > >
> > > > >
> > > >
> > >
> >
> org.apache.tomcat.websocket.WsRemoteEndpointImplBase.sendMessageBlock(WsRemoteEndpointImplBase.java:309)
> > > > > >         ... 25 common frames omitted
> > > > > > DEBUG 05-01 16:10:21.741
> o.a.w.p.w.a.AbstractWebSocketProcessor:299
> > > > > > [EventExec-e2-t9] - Either there is no
> > > > > >
> > > > > >
> > > > >
> > > >
> > >
> >
> connection(org.apache.wicket.protocol.ws.javax.JavaxWebSocketConnection@43539f89
> > > > > > )
> > > > > > or it is closed.
> > > > > > DEBUG 05-01 16:10:21.741 o.a.w.p.w.j.WicketEndpoint:82
> > > > > > [EventExec-e2-t9] - Web Socket connection with id '10' has been
> > > closed
> > > > > > with code '1006' and reason: Broken pipe
> > > > > >
> > > > > >
> > > > > > apache-tomcat-9.0.34 is being used as Web server
> > > > > > Standard WebSocketSettings is being used (notifyOnClose and
> > > > notifyOnError
> > > > > > are ON)
> > > > > >
> > > > > > Not sure if quickstart is possible here :(
> > > > > >
> > > > > > Can it be fixed inside Wicket? Or shall I add some guards in my
> > > > > > application?
> > > > > >
> > > > > > --
> > > > > > Best regards,
> > > > > > Maxim
> > > > > >
> > > > >
> > > >
> > > >
> > > > --
> > > > Best regards,
> > > > Maxim
> > > >
> > >
> >
> >
> > --
> > Best regards,
> > Maxim
> >
>


-- 
Best regards,
Maxim

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