| /* |
| * Copyright 2009-2010 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.dataload; |
| |
| import java.io.File; |
| import java.io.IOException; |
| 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.io.DoubleWritable; |
| import org.apache.hadoop.io.FloatWritable; |
| import org.apache.hadoop.io.LongWritable; |
| import org.apache.hadoop.io.Writable; |
| import org.apache.hadoop.io.WritableComparable; |
| import org.apache.hadoop.mapred.JobConf; |
| import org.junit.Test; |
| |
| import edu.uci.ics.hyracks.api.job.JobSpecification; |
| import edu.uci.ics.pregelix.api.job.PregelixJob; |
| import edu.uci.ics.pregelix.core.jobgen.JobGenOuterJoin; |
| import edu.uci.ics.pregelix.core.jobgen.clusterconfig.ClusterConfig; |
| import edu.uci.ics.pregelix.core.util.PregelixHyracksIntegrationUtil; |
| import edu.uci.ics.pregelix.example.PageRankVertex; |
| import edu.uci.ics.pregelix.example.PageRankVertex.SimulatedPageRankVertexInputFormat; |
| import edu.uci.ics.pregelix.example.util.TestUtils; |
| |
| @SuppressWarnings("deprecation") |
| public class DataLoadTest { |
| private static final String EXPECT_RESULT_DIR = "expected"; |
| private static final String ACTUAL_RESULT_DIR = "actual"; |
| private static final String NC1 = "nc1"; |
| |
| private static final Logger LOGGER = Logger.getLogger(DataLoadTest.class.getName()); |
| |
| 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 HYRACKS_APP_NAME = "giraph"; |
| private static final String GIRAPH_JOB_NAME = "DataLoadTest"; |
| |
| private MiniDFSCluster dfsCluster; |
| |
| private JobConf conf = new JobConf(); |
| private int numberOfNC = 2; |
| private JobGenOuterJoin giraphTestJobGen; |
| private PregelixJob job; |
| |
| public DataLoadTest() throws Exception { |
| job = new PregelixJob(GIRAPH_JOB_NAME); |
| job.setVertexClass(PageRankVertex.class); |
| job.setVertexInputFormatClass(SimulatedPageRankVertexInputFormat.class); |
| job.getConfiguration().setClass(PregelixJob.VERTEX_INDEX_CLASS, LongWritable.class, WritableComparable.class); |
| job.getConfiguration().setClass(PregelixJob.VERTEX_VALUE_CLASS, DoubleWritable.class, Writable.class); |
| job.getConfiguration().setClass(PregelixJob.EDGE_VALUE_CLASS, FloatWritable.class, Writable.class); |
| job.getConfiguration().setClass(PregelixJob.MESSAGE_VALUE_CLASS, DoubleWritable.class, Writable.class); |
| } |
| |
| 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"); |
| startHDFS(); |
| FileUtils.forceMkdir(new File(EXPECT_RESULT_DIR)); |
| FileUtils.forceMkdir(new File(ACTUAL_RESULT_DIR)); |
| FileUtils.cleanDirectory(new File(EXPECT_RESULT_DIR)); |
| FileUtils.cleanDirectory(new File(ACTUAL_RESULT_DIR)); |
| giraphTestJobGen = new JobGenOuterJoin(job); |
| } |
| |
| 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); |
| } |
| |
| /** |
| * cleanup hdfs cluster |
| */ |
| private void cleanupHDFS() throws Exception { |
| dfsCluster.shutdown(); |
| } |
| |
| public void tearDown() throws Exception { |
| PregelixHyracksIntegrationUtil.deinit(); |
| LOGGER.info("Hyracks mini-cluster shut down"); |
| cleanupHDFS(); |
| } |
| |
| @Test |
| public void test() throws Exception { |
| setUp(); |
| runDataScan(); |
| runCreation(); |
| runDataLoad(); |
| runIndexScan(); |
| try { |
| compareResults(); |
| } catch (Exception e) { |
| tearDown(); |
| throw e; |
| } |
| tearDown(); |
| } |
| |
| private void runCreation() throws Exception { |
| try { |
| JobSpecification bulkLoadJobSpec = giraphTestJobGen.generateCreatingJob(); |
| PregelixHyracksIntegrationUtil.runJob(bulkLoadJobSpec, HYRACKS_APP_NAME); |
| } catch (Exception e) { |
| throw e; |
| } |
| } |
| |
| private void runDataLoad() throws Exception { |
| try { |
| JobSpecification bulkLoadJobSpec = giraphTestJobGen.generateLoadingJob(); |
| PregelixHyracksIntegrationUtil.runJob(bulkLoadJobSpec, HYRACKS_APP_NAME); |
| } catch (Exception e) { |
| throw e; |
| } |
| } |
| |
| private void runDataScan() throws Exception { |
| try { |
| JobSpecification scanSortPrintJobSpec = giraphTestJobGen.scanSortPrintGraph(NC1, EXPECT_RESULT_DIR |
| + File.separator + job.getJobName()); |
| PregelixHyracksIntegrationUtil.runJob(scanSortPrintJobSpec, HYRACKS_APP_NAME); |
| } catch (Exception e) { |
| throw e; |
| } |
| } |
| |
| private void runIndexScan() throws Exception { |
| try { |
| JobSpecification scanSortPrintJobSpec = giraphTestJobGen.scanIndexPrintGraph(NC1, ACTUAL_RESULT_DIR |
| + File.separator + job.getJobName()); |
| PregelixHyracksIntegrationUtil.runJob(scanSortPrintJobSpec, HYRACKS_APP_NAME); |
| } catch (Exception e) { |
| throw e; |
| } |
| } |
| |
| private void compareResults() throws Exception { |
| PregelixJob job = new PregelixJob(GIRAPH_JOB_NAME); |
| TestUtils.compareWithResult(new File(EXPECT_RESULT_DIR + File.separator + job.getJobName()), new File( |
| ACTUAL_RESULT_DIR + File.separator + job.getJobName())); |
| } |
| } |