| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.gearpump.jarstore |
| |
| import java.io.File |
| import java.util.concurrent.TimeUnit |
| import scala.collection.JavaConverters._ |
| import scala.concurrent.duration.Duration |
| import scala.concurrent.Await |
| |
| import akka.pattern.ask |
| import akka.actor.{ActorSystem, ActorRef} |
| import com.typesafe.config.Config |
| import org.apache.gearpump.cluster.master.MasterProxy |
| import org.apache.gearpump.util.{Util, Constants, LogUtil} |
| import org.slf4j.Logger |
| |
| import org.apache.gearpump.cluster.ClientToMaster.{GetJarStoreServer, JarStoreServerAddress} |
| import scala.concurrent.{Future, ExecutionContext} |
| |
| class JarStoreClient(config: Config, system: ActorSystem) { |
| private def LOG: Logger = LogUtil.getLogger(getClass) |
| private implicit val timeout = Constants.FUTURE_TIMEOUT |
| private implicit def dispatcher: ExecutionContext = system.dispatcher |
| |
| private val master: ActorRef = { |
| val masters = config.getStringList(Constants.GEARPUMP_CLUSTER_MASTERS) |
| .asScala.flatMap(Util.parseHostList) |
| system.actorOf(MasterProxy.props(masters), s"masterproxy${Util.randInt()}") |
| } |
| |
| private lazy val client = (master ? GetJarStoreServer).asInstanceOf[Future[JarStoreServerAddress]] |
| .map { address => |
| val client = new FileServer.Client(system, address.url) |
| client |
| } |
| |
| /** |
| * This function will copy the remote file to local file system, called from client side. |
| * |
| * @param localFile The destination of file path |
| * @param remotePath The remote file path from JarStore |
| */ |
| def copyToLocalFile(localFile: File, remotePath: FilePath): Unit = { |
| LOG.info(s"Copying to local file: ${localFile.getAbsolutePath} from $remotePath") |
| val future = client.flatMap(_.download(remotePath, localFile)) |
| Await.ready(future, Duration(60, TimeUnit.SECONDS)) |
| } |
| |
| /** |
| * This function will copy the local file to the remote JarStore, called from client side. |
| * @param localFile The local file |
| */ |
| def copyFromLocal(localFile: File): FilePath = { |
| val future = client.flatMap(_.upload(localFile)) |
| Await.result(future, Duration(60, TimeUnit.SECONDS)) |
| } |
| } |