Github user zsxwing commented on a diff in the pull request:
https://github.com/apache/spark/pull/5392#discussion_r27969598
--- Diff:
core/src/main/scala/org/apache/spark/deploy/client/AppClient.scala ---
@@ -40,98 +37,127 @@ import org.apache.spark.util.{ActorLogReceive, Utils,
AkkaUtils}
* @param masterUrls Each url should look like spark://host:port.
*/
private[spark] class AppClient(
- actorSystem: ActorSystem,
+ rpcEnv: RpcEnv,
masterUrls: Array[String],
appDescription: ApplicationDescription,
listener: AppClientListener,
conf: SparkConf)
extends Logging {
- private val masterAkkaUrls = masterUrls.map(Master.toAkkaUrl(_,
AkkaUtils.protocol(actorSystem)))
+ private val masterRpcAddresses =
masterUrls.map(RpcAddress.fromSparkURL(_))
- private val REGISTRATION_TIMEOUT = 20.seconds
+ private val REGISTRATION_TIMEOUT_SECONDS = 20
private val REGISTRATION_RETRIES = 3
- private var masterAddress: Address = null
- private var actor: ActorRef = null
+ private var endpoint: RpcEndpointRef = null
private var appId: String = null
- private var registered = false
- private var activeMasterUrl: String = null
+ @volatile private var registered = false
+
+ private class ClientEndpoint(override val rpcEnv: RpcEnv) extends
ThreadSafeRpcEndpoint
+ with Logging {
+
+ var master: Option[RpcEndpointRef] = None
+ var alreadyDisconnected = false // To avoid calling
listener.disconnected() multiple times
--- End diff --
Added `private`.
---
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