[jira] [Comment Edited] (OPENMEETINGS-2358) Download as PDF with 1 image in the whiteboard crashes the application

["Sebastian Wagner (Jira)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/OPENMEETINGS-2358?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17127748#comment-17127748 ] 

Sebastian Wagner edited comment on OPENMEETINGS-2358 at 6/7/20, 8:47 PM:
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I'm not really comfortable to release to general public assuming any student can crash the server in a couple of clicks!

If we really think we want to release a production release - excluding fixing this - we should disable the functionality for now. 


was (Author: sebawagner):
I'm not really comfortable to release to general public assuming any student can crash the server in a couple of clicks!

If we really think we want to release a production release, we should disable the functionality for now. 

> Download as PDF with 1 image in the whiteboard crashes the application
> ----------------------------------------------------------------------
>
>                 Key: OPENMEETINGS-2358
>                 URL: https://issues.apache.org/jira/browse/OPENMEETINGS-2358
>             Project: Openmeetings
>          Issue Type: Bug
>          Components: WhiteBoard
>    Affects Versions: 5.0.0-M4
>            Reporter: Sebastian Wagner
>            Assignee: Maxim Solodovnik
>            Priority: Major
>         Attachments: StackTrace-Crash-Room.rtf, image-2020-05-17-09-13-26-975.png
>
>
> Steps to reproduce:
>  * Open any conference room
>  * Upload a PNG/jpeg to the library
>  * Put it into the whiteboard
>  * Go via the menu bar > Download as PDF
> Results in:
> {code:java}
> ERROR 05-17 09:02:57.783 o.a.w.p.w.j.WicketEndpoint:100 [tp467402189-196] - An error occurred in web socket connection with id : 4
> org.eclipse.jetty.websocket.api.MessageTooLargeException: Text message size [90791] exceeds maximum size [65536]
>  at org.eclipse.jetty.websocket.api.WebSocketPolicy.assertValidTextMessageSize(WebSocketPolicy.java:140)
>  at org.eclipse.jetty.websocket.common.Parser.assertSanePayloadLength(Parser.java:131)
>  at org.eclipse.jetty.websocket.common.Parser.parseFrame(Parser.java:499)
>  at org.eclipse.jetty.websocket.common.Parser.parseSingleFrame(Parser.java:256)
>  at org.eclipse.jetty.websocket.common.io.AbstractWebSocketConnection.readParse(AbstractWebSocketConnection.java:582)
>  at org.eclipse.jetty.websocket.common.io.AbstractWebSocketConnection.onFillable(AbstractWebSocketConnection.java:441)
>  at org.eclipse.jetty.websocket.common.io.AbstractWebSocketConnection.onFillable(AbstractWebSocketConnection.java:428)
>  at org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:311)
>  at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:103)
>  at org.eclipse.jetty.io.ssl.SslConnection$DecryptedEndPoint.onFillable(SslConnection.java:426)
>  at org.eclipse.jetty.io.ssl.SslConnection.onFillable(SslConnection.java:320)
>  at org.eclipse.jetty.io.ssl.SslConnection$2.succeeded(SslConnection.java:158)
>  at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:103)
>  at org.eclipse.jetty.io.ChannelEndPoint$2.run(ChannelEndPoint.java:117)
>  at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.runTask(EatWhatYouKill.java:336)
>  at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:313)
>  at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
>  at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:129)
>  at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:367)
>  at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:782)
>  at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:918)
>  at java.base/java.lang.Thread.run(Thread.java:834)
> {code}
>  
> !image-2020-05-17-09-13-26-975.png|width=353,height=220!
> And if you do this few times it will crash the OpenMeetings instance and you have to restart the server.
>  
> There is a more complete stack trace attached. Above stack trace is when the server is basically crashed. See: [^StackTrace-Crash-Room.rtf]
>  



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