Hi Brandon,
> I'm working on a Grizzly server (using 1.9.18). I have a number of
> long
> lived SSL connected clients. I'm trying to run this configuration
> under a
> load balancer. The balancer uses a health check that consists of a TCP
> open-close cycle. It seems that after a number (exact count
> undetermined) of
> these health check cycles one (or more - undetermined) of the SSL
> connected
> clients gets its connection closed. The health check hits the same
> port as
> the SSL client. I'm using the SSLReadFilter and the health check
> causes the
> filter to start an SSL handshake which fails (and a stack trace is
> thrown -
> see below).
>
> Any pointers to how to diagnose this issue would be greatly
> appreciated. In
> particular, is there a way to put a filter in front of the
> SSLReadFilter
> that would catch the health check and throw it away?
Just to understand the usecase better... Health check packets are not
secured, right, so they shouldn't come to SSLReadFilter?
Can you pls. share the Grizzly code, how you initialize the server?
Thanks.
WBR,
Alexey.
>
> Thanks
> Brandon
>
> Exception thrown when TCP open-close cycle hits the SSLReadFilter:
>
> javax.net.ssl.SSLException: Inbound closed before receiving peer's
> close_notify: possible truncation attack?
> at com.sun.net.ssl.internal.ssl.Alerts.getSSLException(Alerts.java:
> 166)
> at
> com.sun.net.ssl.internal.ssl.SSLEngineImpl.fatal(SSLEngineImpl.java:
> 1356)
> at
> com.sun.net.ssl.internal.ssl.SSLEngineImpl.fatal(SSLEngineImpl.java:
> 1324)
> at
> com
> .sun
> .net.ssl.internal.ssl.SSLEngineImpl.closeInbound(SSLEngineImpl.java:
> 1263)
> at com.sun.grizzly.util.SSLUtils.doHandshake(SSLUtils.java:426)
> at com.sun.grizzly.util.SSLUtils.doHandshake(SSLUtils.java:390)
> at
> com.sun.grizzly.filter.SSLReadFilter.doHandshake(SSLReadFilter.java:
> 242)
> at com.sun.grizzly.filter.SSLReadFilter.execute(SSLReadFilter.java:
> 173)
> at
> com
> .brivo
> .commandserv
> .communication
> .EnhancedSSLReadFilter.execute(EnhancedSSLReadFilter.java:40)
> at
> com
> .sun
> .grizzly
> .DefaultProtocolChain
> .executeProtocolFilter(DefaultProtocolChain.java:135)
> at
> com
> .sun.grizzly.DefaultProtocolChain.execute(DefaultProtocolChain.java:
> 102)
> at
> com
> .sun.grizzly.DefaultProtocolChain.execute(DefaultProtocolChain.java:
> 88)
> at
> com
> .sun
> .grizzly
> .ProtocolChainContextTask.doCall(ProtocolChainContextTask.java:53)
> at
> com
> .sun
> .grizzly.SelectionKeyContextTask.call(SelectionKeyContextTask.java:57)
> at com.sun.grizzly.ContextTask.run(ContextTask.java:69)
> at
> com.sun.grizzly.util.FixedThreadPool
> $BasicWorker.dowork(FixedThreadPool.java:379)
> at
> com.sun.grizzly.util.FixedThreadPool
> $BasicWorker.run(FixedThreadPool.java:360)
> at java.lang.Thread.run(Thread.java:595)
> Oct 22, 2009 1:52:43 PM com.sun.grizzly.filter.SSLReadFilter log
> FINE: doHandshake
> java.io.EOFException: Connection closed
> at com.sun.grizzly.util.SSLUtils.doHandshake(SSLUtils.java:433)
> at com.sun.grizzly.util.SSLUtils.doHandshake(SSLUtils.java:390)
> at
> com.sun.grizzly.filter.SSLReadFilter.doHandshake(SSLReadFilter.java:
> 242)
> at com.sun.grizzly.filter.SSLReadFilter.execute(SSLReadFilter.java:
> 173)
> at
> com
> .brivo
> .commandserv
> .communication
> .EnhancedSSLReadFilter.execute(EnhancedSSLReadFilter.java:40)
> at
> com
> .sun
> .grizzly
> .DefaultProtocolChain
> .executeProtocolFilter(DefaultProtocolChain.java:135)
> at
> com
> .sun.grizzly.DefaultProtocolChain.execute(DefaultProtocolChain.java:
> 102)
> at
> com
> .sun.grizzly.DefaultProtocolChain.execute(DefaultProtocolChain.java:
> 88)
> at
> com
> .sun
> .grizzly
> .ProtocolChainContextTask.doCall(ProtocolChainContextTask.java:53)
> at
> com
> .sun
> .grizzly.SelectionKeyContextTask.call(SelectionKeyContextTask.java:57)
> at com.sun.grizzly.ContextTask.run(ContextTask.java:69)
> at
> com.sun.grizzly.util.FixedThreadPool
> $BasicWorker.dowork(FixedThreadPool.java:379)
> at
> com.sun.grizzly.util.FixedThreadPool
> $BasicWorker.run(FixedThreadPool.java:360)
> at java.lang.Thread.run(Thread.java:595)
>
> --
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>
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