Hi all,

Found the issue that causes VM producer and consumer to "disconnect" in an
OSGi environment when a bundle is restarted.
It looks like a bug in ServiceSupport#shutdown. See [1].

I filed CAMEL-6072 and CAMEL-6073, but before I commit the patch I'm
waiting on some feedback on from the rest of devs, because it's quite a
central piece in Camel.

Hopefully it'll make it in time for Camel 2.10.4 if the release is not yet
staged ;)

[1]
http://camel.465427.n5.nabble.com/Why-do-we-allow-executing-service-shutdown-logic-twice-or-more-times-tt5727429.html
.

Regards,

*Raúl Kripalani*
Apache Camel Committer
Enterprise Architect, Program Manager, Open Source Integration specialist
http://about.me/raulkripalani | http://www.linkedin.com/in/raulkripalani
http://blog.raulkr.net | twitter: @raulvk <http://twitter.com/raulvk>

On Fri, Feb 8, 2013 at 10:13 AM, SteveC <steve.chap...@nz.unisys.com> wrote:

> I have 2 camel routes, each deployed in separate bundles to Fuse ESB
> (7.0.0.fuse-061).
>
> Route 1 accepts text via HTTP and send it to a vm queue, e.g. <to
> uri="vm:TestQ"/>
>
> Route 2 accepts input from the vm queue, e.g.. <from uri="vm:TestQ"/>, and
> logs a msg.
>
> Each route is deployed in a Karaf feature and they function correctly on
> initial deployement, i.e. I can send a msg via HTTP to route1 and it is
> passed to route 2 via the vm queue.
>
> When I use the Karaf console Bundles page to update the bundle for either
> or
> both bundles they stop and restart with no apparent errors but from then on
> the vm queues are disconnected, e.g. I can send a msg via HTTP to route1
> and
> it sends the msg to the vm queue, but route 2 never sees the msg arrive
> from
> the vm queue and eventually the exchange times out in route 1 (using InOut
> MEP).
>
> Once in this state the only way to get the routes to link via the vm queue
> again is to either bounce Fuse ESB or to uninstall/install the associated
> features.
>
> I've tried adding some options to see if behaviour will change but no joy -
> tried pollTimeout and concurrentConsumers.
>
> The only reason for the bundle update is to bounce in new configuration, it
> is frustrating having to bounce Fuse ESB just to update the config for a
> single bundle.
>
> I've tried replacing the VM component with JMS i.e. using JMS queues, and
> the behaviour is as expected without any problem.
>
> Advice anyone?
>
> Thanks
> Steve
>
>
>
> --
> View this message in context:
> http://camel.465427.n5.nabble.com/VM-Queues-Disconnected-after-Karaf-Bundle-Update-tp5727205.html
> Sent from the Camel - Users mailing list archive at Nabble.com.
>

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