Torsten Mielke created AMQ-5141:
-----------------------------------

             Summary: Message expiry that is done as part of a 
removeSubscription command should not use the clients credentials.
                 Key: AMQ-5141
                 URL: https://issues.apache.org/jira/browse/AMQ-5141
             Project: ActiveMQ
          Issue Type: Bug
          Components: Broker
    Affects Versions: 5.9.0
            Reporter: Torsten Mielke


If the broker handles a RemoveInfo command it may also kick off a message 
expiry check for (I presume) any prefetched messages. If messages are to be 
expired they get sent to ActiveMQ.DLQ by default. See stack trace in next 
comment.

If the broker is security enabled with authorization turned on and messages get 
sent to DLQ as a result of the expiry check then the broker uses the client's 
security context when sending the messages to DLQ. 
This implies the client user needs to have write access to ActiveMQ.DLQ. 

As this may happen with any other client, all client users will require write 
access to ActiveMQ.DLQ, which may not be appropriate from a security point of 
view. 

The broker regularly runs an expiry check and uses a broker internal security 
context for this task. In my opinion this same broker internal security context 
should be used when expiring messages as part of the RemoveInfo command. The 
broker should not use the client's security context. 

[1]
The current behavior can raise the following SecurityException if the client 
user does not have write access to ActiveMQ.DLQ

{code}
2014-04-11 08:11:22,229 | WARN  | 2.38:61201@61616 | RegionBroker | 
ivemq.broker.region.RegionBroker  703 | 
105 - org.apache.activemq.activemq-osgi - 5.8.0.redhat-60024 | Caught an 
exception sending to DLQ: Message 
ID:S930A3085-50865-635327964441522304-1:1:363:2:1 dropped=false acked=false 
locked=true
java.lang.SecurityException: User Test is not authorized to write to: 
queue://ActiveMQ.DLQ
        at 
org.apache.activemq.security.AuthorizationBroker.send(AuthorizationBroker.java:197)[105:org.apache.activemq.activemq-osgi:5.8.0.redhat-60024]
        at 
org.apache.activemq.broker.MutableBrokerFilter.send(MutableBrokerFilter.java:135)[105:org.apache.activemq.activemq-osgi:5.8.0.redhat-60024]
        at 
org.apache.activemq.util.BrokerSupport.doResend(BrokerSupport.java:68)[105:org.apache.activemq.activemq-osgi:5.8.0.redhat-60024]
        at 
org.apache.activemq.util.BrokerSupport.resendNoCopy(BrokerSupport.java:38)[105:org.apache.activemq.activemq-osgi:5.8.0.redhat-60024]
        at 
org.apache.activemq.broker.region.RegionBroker.sendToDeadLetterQueue(RegionBroker.java:691)[105:org.apache.activemq.activemq-osgi:5.8.0.redhat-60024]
        at 
org.apache.activemq.broker.BrokerFilter.sendToDeadLetterQueue(BrokerFilter.java:262)[105:org.apache.activemq.activemq-osgi:5.8.0.redhat-60024]
        at 
org.apache.activemq.broker.BrokerFilter.sendToDeadLetterQueue(BrokerFilter.java:262)[105:org.apache.activemq.activemq-osgi:5.8.0.redhat-60024]
        at 
org.apache.activemq.advisory.AdvisoryBroker.sendToDeadLetterQueue(AdvisoryBroker.java:413)[105:org.apache.activemq.activemq-osgi:5.8.0.redhat-60024]
        at 
org.apache.activemq.broker.BrokerFilter.sendToDeadLetterQueue(BrokerFilter.java:262)[105:org.apache.activemq.activemq-osgi:5.8.0.redhat-60024]
        at 
org.apache.activemq.broker.BrokerFilter.sendToDeadLetterQueue(BrokerFilter.java:262)[105:org.apache.activemq.activemq-osgi:5.8.0.redhat-60024]
        at 
org.apache.activemq.broker.MutableBrokerFilter.sendToDeadLetterQueue(MutableBrokerFilter.java:274)[105:org.apache.activemq.activemq-osgi:5.8.0.redhat-60024]
        at 
org.apache.activemq.broker.util.RedeliveryPlugin.sendToDeadLetterQueue(RedeliveryPlugin.java:132)[105:org.apache.activemq.activemq-osgi:5.8.0.redhat-60024]
        at 
org.apache.activemq.broker.BrokerFilter.sendToDeadLetterQueue(BrokerFilter.java:262)[105:org.apache.activemq.activemq-osgi:5.8.0.redhat-60024]
        at 
org.apache.activemq.broker.BrokerFilter.sendToDeadLetterQueue(BrokerFilter.java:262)[105:org.apache.activemq.activemq-osgi:5.8.0.redhat-60024]
        at 
org.apache.activemq.broker.MutableBrokerFilter.sendToDeadLetterQueue(MutableBrokerFilter.java:274)[105:org.apache.activemq.activemq-osgi:5.8.0.redhat-60024]
        at 
org.apache.activemq.broker.region.RegionBroker.messageExpired(RegionBroker.java:659)[105:org.apache.activemq.activemq-osgi:5.8.0.redhat-60024]
        at 
org.apache.activemq.broker.BrokerFilter.messageExpired(BrokerFilter.java:257)[105:org.apache.activemq.activemq-osgi:5.8.0.redhat-60024]
        at 
org.apache.activemq.broker.BrokerFilter.messageExpired(BrokerFilter.java:257)[105:org.apache.activemq.activemq-osgi:5.8.0.redhat-60024]
        at 
org.apache.activemq.advisory.AdvisoryBroker.messageExpired(AdvisoryBroker.java:283)[105:org.apache.activemq.activemq-osgi:5.8.0.redhat-60024]
        at 
org.apache.activemq.broker.BrokerFilter.messageExpired(BrokerFilter.java:257)[105:org.apache.activemq.activemq-osgi:5.8.0.redhat-60024]
        at 
org.apache.activemq.broker.BrokerFilter.messageExpired(BrokerFilter.java:257)[105:org.apache.activemq.activemq-osgi:5.8.0.redhat-60024]
        at 
org.apache.activemq.broker.MutableBrokerFilter.messageExpired(MutableBrokerFilter.java:269)[105:org.apache.activemq.activemq-osgi:5.8.0.redhat-60024]
        at 
org.apache.activemq.broker.BrokerFilter.messageExpired(BrokerFilter.java:257)[105:org.apache.activemq.activemq-osgi:5.8.0.redhat-60024]
        at 
org.apache.activemq.broker.BrokerFilter.messageExpired(BrokerFilter.java:257)[105:org.apache.activemq.activemq-osgi:5.8.0.redhat-60024]
        at 
org.apache.activemq.broker.MutableBrokerFilter.messageExpired(MutableBrokerFilter.java:269)[105:org.apache.activemq.activemq-osgi:5.8.0.redhat-60024]
        at 
org.apache.activemq.broker.region.Queue.messageExpired(Queue.java:1671)[105:org.apache.activemq.activemq-osgi:5.8.0.redhat-60024]
        at 
org.apache.activemq.broker.region.PrefetchSubscription.dispatchPending(PrefetchSubscription.java:648)[105:org.apache.activemq.activemq-osgi:5.8.0.redhat-60024]
        at 
org.apache.activemq.broker.region.PrefetchSubscription.add(PrefetchSubscription.java:162)[105:org.apache.activemq.activemq-osgi:5.8.0.redhat-60024]
        at 
org.apache.activemq.broker.region.Queue.doActualDispatch(Queue.java:1907)[105:org.apache.activemq.activemq-osgi:5.8.0.redhat-60024]
        at 
org.apache.activemq.broker.region.Queue.doDispatch(Queue.java:1834)[105:org.apache.activemq.activemq-osgi:5.8.0.redhat-60024]
        at 
org.apache.activemq.broker.region.Queue.removeSubscription(Queue.java:576)[105:org.apache.activemq.activemq-osgi:5.8.0.redhat-60024]
        at 
org.apache.activemq.broker.region.AbstractRegion.removeConsumer(AbstractRegion.java:380)[105:org.apache.activemq.activemq-osgi:5.8.0.redhat-60024]
        at 
org.apache.activemq.broker.region.RegionBroker.removeConsumer(RegionBroker.java:364)[105:org.apache.activemq.activemq-osgi:5.8.0.redhat-60024]
        at 
org.apache.activemq.broker.jmx.ManagedRegionBroker.removeConsumer(ManagedRegionBroker.java:247)[105:org.apache.activemq.activemq-osgi:5.8.0.redhat-60024]
        at 
org.apache.activemq.broker.BrokerFilter.removeConsumer(BrokerFilter.java:117)[105:org.apache.activemq.activemq-osgi:5.8.0.redhat-60024]
        at 
org.apache.activemq.broker.BrokerFilter.removeConsumer(BrokerFilter.java:117)[105:org.apache.activemq.activemq-osgi:5.8.0.redhat-60024]
        at 
org.apache.activemq.advisory.AdvisoryBroker.removeConsumer(AdvisoryBroker.java:253)[105:org.apache.activemq.activemq-osgi:5.8.0.redhat-60024]
        at 
org.apache.activemq.broker.BrokerFilter.removeConsumer(BrokerFilter.java:117)[105:org.apache.activemq.activemq-osgi:5.8.0.redhat-60024]
        at 
org.apache.activemq.broker.BrokerFilter.removeConsumer(BrokerFilter.java:117)[105:org.apache.activemq.activemq-osgi:5.8.0.redhat-60024]
        at 
org.apache.activemq.broker.MutableBrokerFilter.removeConsumer(MutableBrokerFilter.java:123)[105:org.apache.activemq.activemq-osgi:5.8.0.redhat-60024]
        at 
org.apache.activemq.broker.BrokerFilter.removeConsumer(BrokerFilter.java:117)[105:org.apache.activemq.activemq-osgi:5.8.0.redhat-60024]
        at 
org.apache.activemq.broker.BrokerFilter.removeConsumer(BrokerFilter.java:117)[105:org.apache.activemq.activemq-osgi:5.8.0.redhat-60024]
        at 
org.apache.activemq.broker.MutableBrokerFilter.removeConsumer(MutableBrokerFilter.java:123)[105:org.apache.activemq.activemq-osgi:5.8.0.redhat-60024]
        at 
org.apache.activemq.broker.TransportConnection.processRemoveConsumer(TransportConnection.java:651)[105:org.apache.activemq.activemq-osgi:5.8.0.redhat-60024]
        at 
org.apache.activemq.command.RemoveInfo.visit(RemoveInfo.java:76)[105:org.apache.activemq.activemq-osgi:5.8.0.redhat-60024]
        at 
org.apache.activemq.broker.TransportConnection.service(TransportConnection.java:329)[105:org.apache.activemq.activemq-osgi:5.8.0.redhat-60024]
        at 
org.apache.activemq.broker.TransportConnection$1.onCommand(TransportConnection.java:184)[105:org.apache.activemq.activemq-osgi:5.8.0.redhat-60024]
        at 
org.apache.activemq.transport.MutexTransport.onCommand(MutexTransport.java:50)[105:org.apache.activemq.activemq-osgi:5.8.0.redhat-60024]
        at 
org.apache.activemq.transport.WireFormatNegotiator.onCommand(WireFormatNegotiator.java:113)[105:org.apache.activemq.activemq-osgi:5.8.0.redhat-60024]
        at 
org.apache.activemq.transport.AbstractInactivityMonitor.onCommand(AbstractInactivityMonitor.java:288)[105:org.apache.activemq.activemq-osgi:5.8.0.redhat-60024]
        at 
org.apache.activemq.transport.TransportSupport.doConsume(TransportSupport.java:83)[105:org.apache.activemq.activemq-osgi:5.8.0.redhat-60024]
        at 
org.apache.activemq.transport.tcp.TcpTransport.doRun(TcpTransport.java:214)[105:org.apache.activemq.activemq-osgi:5.8.0.redhat-60024]
        at 
org.apache.activemq.transport.tcp.TcpTransport.run(TcpTransport.java:196)[105:org.apache.activemq.activemq-osgi:5.8.0.redhat-60024]
        at java.lang.Thread.run(Unknown Source)[:1.6.0_26]
{code}
 




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