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From "ASF subversion and git services (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (AMQ-6346) Concurrent access to a MQTT Transport from WebSocket client can deadlock
Date Tue, 05 Jul 2016 18:02:11 GMT

    [ https://issues.apache.org/jira/browse/AMQ-6346?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15362885#comment-15362885
] 

ASF subversion and git services commented on AMQ-6346:
------------------------------------------------------

Commit 96494f74c7142c3396f17696f345c2355c16a61c in activemq's branch refs/heads/master from
[~cshannon]
[ https://git-wip-us.apache.org/repos/asf?p=activemq.git;h=96494f7 ]

https://issues.apache.org/jira/browse/AMQ-6346

Prevent concurrent access to the MQTT protocol handlers which can lead
to a tansport level deadlock


> Concurrent access to a MQTT Transport from WebSocket client can deadlock
> ------------------------------------------------------------------------
>
>                 Key: AMQ-6346
>                 URL: https://issues.apache.org/jira/browse/AMQ-6346
>             Project: ActiveMQ
>          Issue Type: Bug
>          Components: Broker
>    Affects Versions: 5.13.3
>            Reporter: Christopher L. Shannon
>            Assignee: Christopher L. Shannon
>
> Just like in AMQ-6046, WebSocket connections can encounter a deadlock when the Jetty
side allows for concurrent access to the Transport instance that forwards commands onto the
broker core. 
> This was fixed for Stomp in AMQ-6046 but also needs to be fixed for MQTT.



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