| /* |
| * Copyright 2009-2013 by The Regents of the University of California |
| * Licensed 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 from |
| * |
| * 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 edu.uci.ics.pregelix.example.util; |
| |
| import java.io.BufferedReader; |
| import java.io.DataOutputStream; |
| import java.io.File; |
| import java.io.FileNotFoundException; |
| import java.io.FileOutputStream; |
| import java.io.FileReader; |
| import java.io.IOException; |
| import java.util.ArrayList; |
| import java.util.List; |
| import java.util.logging.Logger; |
| |
| import org.apache.commons.io.FileUtils; |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.fs.FileSystem; |
| import org.apache.hadoop.fs.Path; |
| import org.apache.hadoop.hdfs.MiniDFSCluster; |
| import org.apache.hadoop.mapred.JobConf; |
| |
| import edu.uci.ics.pregelix.core.jobgen.clusterconfig.ClusterConfig; |
| import edu.uci.ics.pregelix.core.util.PregelixHyracksIntegrationUtil; |
| |
| @SuppressWarnings("deprecation") |
| public class TestCluster { |
| private static final Logger LOGGER = Logger.getLogger(TestCluster.class.getName()); |
| |
| private static final String ACTUAL_RESULT_DIR = "actual"; |
| private static final String PATH_TO_HADOOP_CONF = "src/test/resources/hadoop/conf"; |
| private static final String PATH_TO_CLUSTER_STORE = "src/test/resources/cluster/stores.properties"; |
| private static final String PATH_TO_CLUSTER_PROPERTIES = "src/test/resources/cluster/cluster.properties"; |
| |
| private static final String DATA_PATH = "data/webmap/webmap_link.txt"; |
| private static final String HDFS_PATH = "/webmap/"; |
| |
| private static final String DATA_PATH2 = "data/webmapcomplex/webmap_link.txt"; |
| private static final String HDFS_PATH2 = "/webmapcomplex/"; |
| |
| private static final String DATA_PATH3 = "data/clique/clique.txt"; |
| private static final String HDFS_PATH3 = "/clique/"; |
| |
| private static final String DATA_PATH4 = "data/clique2/clique.txt"; |
| private static final String HDFS_PATH4 = "/clique2/"; |
| |
| private static final String DATA_PATH5 = "data/clique3/clique.txt"; |
| private static final String HDFS_PATH5 = "/clique3/"; |
| |
| private static final String HADOOP_CONF_PATH = ACTUAL_RESULT_DIR + File.separator + "conf.xml"; |
| private MiniDFSCluster dfsCluster; |
| |
| private JobConf conf = new JobConf(); |
| private int numberOfNC = 2; |
| |
| public void setUp() throws Exception { |
| ClusterConfig.setStorePath(PATH_TO_CLUSTER_STORE); |
| ClusterConfig.setClusterPropertiesPath(PATH_TO_CLUSTER_PROPERTIES); |
| cleanupStores(); |
| PregelixHyracksIntegrationUtil.init(); |
| LOGGER.info("Hyracks mini-cluster started"); |
| FileUtils.forceMkdir(new File(ACTUAL_RESULT_DIR)); |
| FileUtils.cleanDirectory(new File(ACTUAL_RESULT_DIR)); |
| startHDFS(); |
| } |
| |
| private void cleanupStores() throws IOException { |
| FileUtils.forceMkdir(new File("teststore")); |
| FileUtils.forceMkdir(new File("build")); |
| FileUtils.cleanDirectory(new File("teststore")); |
| FileUtils.cleanDirectory(new File("build")); |
| } |
| |
| private void startHDFS() throws IOException { |
| conf.addResource(new Path(PATH_TO_HADOOP_CONF + "/core-site.xml")); |
| conf.addResource(new Path(PATH_TO_HADOOP_CONF + "/mapred-site.xml")); |
| conf.addResource(new Path(PATH_TO_HADOOP_CONF + "/hdfs-site.xml")); |
| FileSystem lfs = FileSystem.getLocal(new Configuration()); |
| lfs.delete(new Path("build"), true); |
| System.setProperty("hadoop.log.dir", "logs"); |
| dfsCluster = new MiniDFSCluster(conf, numberOfNC, true, null); |
| FileSystem dfs = FileSystem.get(conf); |
| Path src = new Path(DATA_PATH); |
| Path dest = new Path(HDFS_PATH); |
| dfs.mkdirs(dest); |
| dfs.copyFromLocalFile(src, dest); |
| |
| src = new Path(DATA_PATH2); |
| dest = new Path(HDFS_PATH2); |
| dfs.mkdirs(dest); |
| dfs.copyFromLocalFile(src, dest); |
| |
| src = new Path(DATA_PATH3); |
| dest = new Path(HDFS_PATH3); |
| dfs.mkdirs(dest); |
| dfs.copyFromLocalFile(src, dest); |
| |
| src = new Path(DATA_PATH4); |
| dest = new Path(HDFS_PATH4); |
| dfs.mkdirs(dest); |
| dfs.copyFromLocalFile(src, dest); |
| |
| src = new Path(DATA_PATH5); |
| dest = new Path(HDFS_PATH5); |
| dfs.mkdirs(dest); |
| dfs.copyFromLocalFile(src, dest); |
| |
| DataOutputStream confOutput = new DataOutputStream(new FileOutputStream(new File(HADOOP_CONF_PATH))); |
| conf.writeXml(confOutput); |
| confOutput.flush(); |
| confOutput.close(); |
| } |
| |
| /** |
| * cleanup hdfs cluster |
| */ |
| public void cleanupHDFS() throws Exception { |
| dfsCluster.shutdown(); |
| } |
| |
| public void tearDown() throws Exception { |
| PregelixHyracksIntegrationUtil.deinit(); |
| LOGGER.info("Hyracks mini-cluster shut down"); |
| cleanupHDFS(); |
| } |
| |
| protected static List<String> getFileList(String ignorePath) throws FileNotFoundException, IOException { |
| BufferedReader reader = new BufferedReader(new FileReader(ignorePath)); |
| String s = null; |
| List<String> ignores = new ArrayList<String>(); |
| while ((s = reader.readLine()) != null) { |
| ignores.add(s); |
| } |
| reader.close(); |
| return ignores; |
| } |
| |
| } |