Hi Dragisa,
Thanks for the reply. I have tried with similar config, but it doesn't seem
to fix my problem.
Anyway, since I'm not using Akka remoting, I think I shouldn't need any
cluster config or to expose any port other than 8080 for the HTTP binding.
Josh
On Tuesday, May 19, 2015 at 6:02:08 PM UTC+1, Dragisa Krsmanovic wrote:
>
> I got Docker working for Akka app by having this in build.sbt:
>
> mainClass := Some("my.project.Main")
> dockerBaseImage := "dockerfile/java:oracle-java8"
> maintainer := "myself"
> bashScriptConfigLocation := Some("${app_home}/../conf/jvmopts")
> dockerExposedPorts := Seq(2553, 8080)
> dockerRepository := Some("mydockerid")
>
>
> I had all custom JVM opts in: universal/conf.jvmopts. For example my
> cluster seed config or db connection settings.
>
>
> On Tue, May 19, 2015 at 9:19 AM, Josh F <[email protected] <javascript:>>
> wrote:
>
>> Hi all,
>>
>> I have written a Scala web application using Akka+Spray, and am now
>> trying to run it inside a Docker container - but am really struggling to
>> get it to work.
>>
>> It looks like the problem is that Akka messages are not being delivered.
>> I have read some info about needing to set
>> akka.remote.netty.tcp.bind-hostname and akka.remote.netty.tcp.bind-port
>> settings
>> IF using remote actors, however I am not using remote actors... at the
>> moment I just have a standalone actor system inside a single docker
>> container. So I have not set these properties.
>>
>> The logs and errors that I'm seeing are:
>>
>> 2015-05-19 16:01:18 INFO
>>
>> [myservice-akka.actor.default-dispatcher-6:a.e.s.Slf4jLogger$$anonfun$receive$1$$anonfun$applyOrElse$3@74]
>>
>> - Message [akka.dispatch.sysmsg.DeathWatchNotification] from
>> Actor[akka://myservice/user/IO-HTTP/listener-0#-697002067] to
>> Actor[akka://myservice/user/IO-HTTP/listener-0#-697002067] was not
>> delivered. [1] dead letters encountered. This logging can be turned off or
>> adjusted with configuration settings 'akka.log-dead-letters' and
>> 'akka.log-dead-letters-during-shutdown'.
>> 2015-05-19 16:01:18 ERROR
>> [myservice-akka.actor.default-dispatcher-4:a.e.s.Slf4jLogger$$anonfun$receive$1$$anonfun$applyOrElse$1@66]
>>
>> - Error during selector management task:
>> [java.nio.channels.ClosedChannelException]
>> java.nio.channels.ClosedChannelException: null
>> at
>> java.nio.channels.spi.AbstractSelectableChannel.register(AbstractSelectableChannel.java:194)
>>
>> ~[na:1.7.0_75]
>> at
>> akka.io.SelectionHandler$ChannelRegistryImpl$$anon$4.tryRun(SelectionHandler.scala:157)
>>
>> ~[akka-actor_2.11-2.3.9.jar:na]
>> at
>> akka.io.SelectionHandler$ChannelRegistryImpl$Task.run(SelectionHandler.scala:215)
>>
>> ~[akka-actor_2.11-2.3.9.jar:na]
>>
>> I think this exception is caused when I try to bind to a port for HTTP:
>>
>> IO(Http) ! Http.Bind(service, interface = "0.0.0.0", port = 8080)
>>
>>
>> I have exposed port 8080 and ran the container with a port mapping, -p
>> 8080:8080 ... and I have also tried using different a different port than
>> 8080, so I don't think the problem is related to the binding itself, but
>> rather I think perhaps the Akka message is not being delivered.
>>
>>
>> Does anyone have any idea what the problem might be? Have been trying to get
>> this to work all day!
>>
>>
>> Thanks for any help,
>>
>> Josh
>>
>> --
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>
>
--
>>>>>>>>>> Read the docs: http://akka.io/docs/
>>>>>>>>>> Check the FAQ:
>>>>>>>>>> http://doc.akka.io/docs/akka/current/additional/faq.html
>>>>>>>>>> Search the archives: https://groups.google.com/group/akka-user
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