82 lines
2.4 KiB
Scala
82 lines
2.4 KiB
Scala
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/**
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* Copyright (C) 2009-2011 Typesafe Inc. <http://www.typesafe.com>
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*/
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package akka.cluster
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import akka.actor._
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import DeploymentConfig._
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import Actor._
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import Status._
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import akka.event.EventHandler
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import akka.AkkaException
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import RemoteProtocol._
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import java.net.InetSocketAddress
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/**
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* Remote ActorRefProvider.
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*/
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class RemoteActorRefProvider extends ActorRefProvider {
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def actorOf(props: Props, address: String): Option[ActorRef] = {
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Address.validate(address)
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val actorRef = Actor.remote.actors.get(address)
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if (actorRef ne null) Some(actorRef)
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else {
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// if 'Props.deployId' is not specified then use 'address' as 'deployId'
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val deployId = props.deployId match {
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case Props.`defaultDeployId` | null ⇒ address
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case other ⇒ other
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}
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Deployer.lookupDeploymentFor(deployId) match {
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case Some(Deploy(_, _, router, _, RemoteConfig(host, port))) ⇒
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// FIXME create RoutedActorRef if 'router' is specified
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val inetSocketAddress = null
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Some(createRemoteActorRef(address, inetSocketAddress)) // create a remote actor
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case deploy ⇒ None // non-remote actor
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}
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}
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}
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def findActorRef(address: String): Option[ActorRef] = throw new UnsupportedOperationException
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private def createRemoteActorRef(actorAddress: String, inetSocketAddress: InetSocketAddress) = {
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RemoteActorRef(inetSocketAddress, actorAddress, Actor.TIMEOUT, None)
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}
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private def sendCommandToConnection(
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connection: ActorRef,
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command: RemoteDaemonMessageProtocol,
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async: Boolean = true) {
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if (async) {
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connection ! command
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} else {
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try {
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(connection ? (command, Remote.remoteDaemonAckTimeout)).as[Status] match {
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case Some(Success(status)) ⇒
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EventHandler.debug(this, "Remote command sent to [%s] successfully received".format(status))
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case Some(Failure(cause)) ⇒
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EventHandler.error(cause, this, cause.toString)
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throw cause
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case None ⇒
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val error = new RemoteException("Remote command to [%s] timed out".format(connection.address))
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EventHandler.error(error, this, error.toString)
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throw error
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}
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} catch {
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case e: Exception ⇒
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EventHandler.error(e, this, "Could not send remote command to [%s] due to: %s".format(connection.address, e.toString))
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throw e
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}
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}
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}
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}
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