List of usage examples for org.apache.hadoop.fs FileSystem getHomeDirectory
public Path getHomeDirectory()
From source file:eu.stratosphere.yarn.Client.java
License:Apache License
public void run(String[] args) throws Exception { if (UserGroupInformation.isSecurityEnabled()) { throw new RuntimeException("Stratosphere YARN client does not have security support right now." + "File a bug, we will fix it asap"); }/*w ww . j av a 2s. c o m*/ //Utils.logFilesInCurrentDirectory(LOG); // // Command Line Options // Options options = new Options(); options.addOption(VERBOSE); options.addOption(STRATOSPHERE_CONF_DIR); options.addOption(STRATOSPHERE_JAR); options.addOption(JM_MEMORY); options.addOption(TM_MEMORY); options.addOption(TM_CORES); options.addOption(CONTAINER); options.addOption(GEN_CONF); options.addOption(QUEUE); options.addOption(QUERY); options.addOption(SHIP_PATH); CommandLineParser parser = new PosixParser(); CommandLine cmd = null; try { cmd = parser.parse(options, args); } catch (MissingOptionException moe) { System.out.println(moe.getMessage()); printUsage(); System.exit(1); } if (System.getProperty("log4j.configuration") == null) { Logger root = Logger.getRootLogger(); root.removeAllAppenders(); PatternLayout layout = new PatternLayout("%d{HH:mm:ss,SSS} %-5p %-60c %x - %m%n"); ConsoleAppender appender = new ConsoleAppender(layout, "System.err"); root.addAppender(appender); if (cmd.hasOption(VERBOSE.getOpt())) { root.setLevel(Level.DEBUG); LOG.debug("CLASSPATH: " + System.getProperty("java.class.path")); } else { root.setLevel(Level.INFO); } } // Jar Path Path localJarPath; if (cmd.hasOption(STRATOSPHERE_JAR.getOpt())) { String userPath = cmd.getOptionValue(STRATOSPHERE_JAR.getOpt()); if (!userPath.startsWith("file://")) { userPath = "file://" + userPath; } localJarPath = new Path(userPath); } else { localJarPath = new Path( "file://" + Client.class.getProtectionDomain().getCodeSource().getLocation().getPath()); } if (cmd.hasOption(GEN_CONF.getOpt())) { LOG.info("Placing default configuration in current directory"); File outFile = generateDefaultConf(localJarPath); LOG.info("File written to " + outFile.getAbsolutePath()); System.exit(0); } // Conf Path Path confPath = null; String confDirPath = ""; if (cmd.hasOption(STRATOSPHERE_CONF_DIR.getOpt())) { confDirPath = cmd.getOptionValue(STRATOSPHERE_CONF_DIR.getOpt()) + "/"; File confFile = new File(confDirPath + CONFIG_FILE_NAME); if (!confFile.exists()) { LOG.fatal("Unable to locate configuration file in " + confFile); System.exit(1); } confPath = new Path(confFile.getAbsolutePath()); } else { System.out.println("No configuration file has been specified"); // no configuration path given. // -> see if there is one in the current directory File currDir = new File("."); File[] candidates = currDir.listFiles(new FilenameFilter() { @Override public boolean accept(final File dir, final String name) { return name != null && name.endsWith(".yaml"); } }); if (candidates == null || candidates.length == 0) { System.out.println( "No configuration file has been found in current directory.\n" + "Copying default."); File outFile = generateDefaultConf(localJarPath); confPath = new Path(outFile.toURI()); } else { if (candidates.length > 1) { System.out.println("Multiple .yaml configuration files were found in the current directory\n" + "Please specify one explicitly"); System.exit(1); } else if (candidates.length == 1) { confPath = new Path(candidates[0].toURI()); } } } List<File> shipFiles = new ArrayList<File>(); // path to directory to ship if (cmd.hasOption(SHIP_PATH.getOpt())) { String shipPath = cmd.getOptionValue(SHIP_PATH.getOpt()); File shipDir = new File(shipPath); if (shipDir.isDirectory()) { shipFiles = new ArrayList<File>(Arrays.asList(shipDir.listFiles(new FilenameFilter() { @Override public boolean accept(File dir, String name) { return !(name.equals(".") || name.equals("..")); } }))); } else { LOG.warn("Ship directory is not a directory!"); } } boolean hasLog4j = false; //check if there is a log4j file if (confDirPath.length() > 0) { File l4j = new File(confDirPath + "/log4j.properties"); if (l4j.exists()) { shipFiles.add(l4j); hasLog4j = true; } } // queue String queue = "default"; if (cmd.hasOption(QUEUE.getOpt())) { queue = cmd.getOptionValue(QUEUE.getOpt()); } // JobManager Memory int jmMemory = 512; if (cmd.hasOption(JM_MEMORY.getOpt())) { jmMemory = Integer.valueOf(cmd.getOptionValue(JM_MEMORY.getOpt())); } // Task Managers memory int tmMemory = 1024; if (cmd.hasOption(TM_MEMORY.getOpt())) { tmMemory = Integer.valueOf(cmd.getOptionValue(TM_MEMORY.getOpt())); } // Task Managers vcores int tmCores = 1; if (cmd.hasOption(TM_CORES.getOpt())) { tmCores = Integer.valueOf(cmd.getOptionValue(TM_CORES.getOpt())); } Utils.getStratosphereConfiguration(confPath.toUri().getPath()); int jmPort = GlobalConfiguration.getInteger(ConfigConstants.JOB_MANAGER_IPC_PORT_KEY, 0); if (jmPort == 0) { LOG.warn("Unable to find job manager port in configuration!"); jmPort = ConfigConstants.DEFAULT_JOB_MANAGER_IPC_PORT; } conf = Utils.initializeYarnConfiguration(); // intialize HDFS LOG.info("Copy App Master jar from local filesystem and add to local environment"); // Copy the application master jar to the filesystem // Create a local resource to point to the destination jar path final FileSystem fs = FileSystem.get(conf); if (fs.getScheme().startsWith("file")) { LOG.warn("The file system scheme is '" + fs.getScheme() + "'. This indicates that the " + "specified Hadoop configuration path is wrong and the sytem is using the default Hadoop configuration values." + "The Stratosphere YARN client needs to store its files in a distributed file system"); } // Create yarnClient final YarnClient yarnClient = YarnClient.createYarnClient(); yarnClient.init(conf); yarnClient.start(); // Query cluster for metrics if (cmd.hasOption(QUERY.getOpt())) { showClusterMetrics(yarnClient); } if (!cmd.hasOption(CONTAINER.getOpt())) { LOG.fatal("Missing required argument " + CONTAINER.getOpt()); printUsage(); yarnClient.stop(); System.exit(1); } // TM Count final int taskManagerCount = Integer.valueOf(cmd.getOptionValue(CONTAINER.getOpt())); System.out.println("Using values:"); System.out.println("\tContainer Count = " + taskManagerCount); System.out.println("\tJar Path = " + localJarPath.toUri().getPath()); System.out.println("\tConfiguration file = " + confPath.toUri().getPath()); System.out.println("\tJobManager memory = " + jmMemory); System.out.println("\tTaskManager memory = " + tmMemory); System.out.println("\tTaskManager cores = " + tmCores); // Create application via yarnClient YarnClientApplication app = yarnClient.createApplication(); GetNewApplicationResponse appResponse = app.getNewApplicationResponse(); Resource maxRes = appResponse.getMaximumResourceCapability(); if (tmMemory > maxRes.getMemory() || tmCores > maxRes.getVirtualCores()) { LOG.fatal("The cluster does not have the requested resources for the TaskManagers available!\n" + "Maximum Memory: " + maxRes.getMemory() + ", Maximum Cores: " + tmCores); yarnClient.stop(); System.exit(1); } if (jmMemory > maxRes.getMemory()) { LOG.fatal("The cluster does not have the requested resources for the JobManager available!\n" + "Maximum Memory: " + maxRes.getMemory()); yarnClient.stop(); System.exit(1); } int totalMemoryRequired = jmMemory + tmMemory * taskManagerCount; ClusterResourceDescription freeClusterMem = getCurrentFreeClusterResources(yarnClient); if (freeClusterMem.totalFreeMemory < totalMemoryRequired) { LOG.fatal("This YARN session requires " + totalMemoryRequired + "MB of memory in the cluster. " + "There are currently only " + freeClusterMem.totalFreeMemory + "MB available."); yarnClient.stop(); System.exit(1); } if (tmMemory > freeClusterMem.containerLimit) { LOG.fatal("The requested amount of memory for the TaskManagers (" + tmMemory + "MB) is more than " + "the largest possible YARN container: " + freeClusterMem.containerLimit); yarnClient.stop(); System.exit(1); } if (jmMemory > freeClusterMem.containerLimit) { LOG.fatal("The requested amount of memory for the JobManager (" + jmMemory + "MB) is more than " + "the largest possible YARN container: " + freeClusterMem.containerLimit); yarnClient.stop(); System.exit(1); } // respect custom JVM options in the YAML file final String javaOpts = GlobalConfiguration.getString(ConfigConstants.STRATOSPHERE_JVM_OPTIONS, ""); // Set up the container launch context for the application master ContainerLaunchContext amContainer = Records.newRecord(ContainerLaunchContext.class); String amCommand = "$JAVA_HOME/bin/java" + " -Xmx" + Utils.calculateHeapSize(jmMemory) + "M " + javaOpts; if (hasLog4j) { amCommand += " -Dlog.file=\"" + ApplicationConstants.LOG_DIR_EXPANSION_VAR + "/jobmanager-log4j.log\" -Dlog4j.configuration=file:log4j.properties"; } amCommand += " eu.stratosphere.yarn.ApplicationMaster" + " " + " 1>" + ApplicationConstants.LOG_DIR_EXPANSION_VAR + "/jobmanager-stdout.log" + " 2>" + ApplicationConstants.LOG_DIR_EXPANSION_VAR + "/jobmanager-stderr.log"; amContainer.setCommands(Collections.singletonList(amCommand)); System.err.println("amCommand=" + amCommand); // Set-up ApplicationSubmissionContext for the application ApplicationSubmissionContext appContext = app.getApplicationSubmissionContext(); final ApplicationId appId = appContext.getApplicationId(); // Setup jar for ApplicationMaster LocalResource appMasterJar = Records.newRecord(LocalResource.class); LocalResource stratosphereConf = Records.newRecord(LocalResource.class); Path remotePathJar = Utils.setupLocalResource(conf, fs, appId.toString(), localJarPath, appMasterJar, fs.getHomeDirectory()); Path remotePathConf = Utils.setupLocalResource(conf, fs, appId.toString(), confPath, stratosphereConf, fs.getHomeDirectory()); Map<String, LocalResource> localResources = new HashMap<String, LocalResource>(2); localResources.put("stratosphere.jar", appMasterJar); localResources.put("stratosphere-conf.yaml", stratosphereConf); // setup security tokens (code from apache storm) final Path[] paths = new Path[3 + shipFiles.size()]; StringBuffer envShipFileList = new StringBuffer(); // upload ship files for (int i = 0; i < shipFiles.size(); i++) { File shipFile = shipFiles.get(i); LocalResource shipResources = Records.newRecord(LocalResource.class); Path shipLocalPath = new Path("file://" + shipFile.getAbsolutePath()); paths[3 + i] = Utils.setupLocalResource(conf, fs, appId.toString(), shipLocalPath, shipResources, fs.getHomeDirectory()); localResources.put(shipFile.getName(), shipResources); envShipFileList.append(paths[3 + i]); if (i + 1 < shipFiles.size()) { envShipFileList.append(','); } } paths[0] = remotePathJar; paths[1] = remotePathConf; paths[2] = new Path(fs.getHomeDirectory(), ".stratosphere/" + appId.toString() + "/"); FsPermission permission = new FsPermission(FsAction.ALL, FsAction.ALL, FsAction.ALL); fs.setPermission(paths[2], permission); // set permission for path. Utils.setTokensFor(amContainer, paths, this.conf); amContainer.setLocalResources(localResources); fs.close(); // Setup CLASSPATH for ApplicationMaster Map<String, String> appMasterEnv = new HashMap<String, String>(); Utils.setupEnv(conf, appMasterEnv); // set configuration values appMasterEnv.put(Client.ENV_TM_COUNT, String.valueOf(taskManagerCount)); appMasterEnv.put(Client.ENV_TM_CORES, String.valueOf(tmCores)); appMasterEnv.put(Client.ENV_TM_MEMORY, String.valueOf(tmMemory)); appMasterEnv.put(Client.STRATOSPHERE_JAR_PATH, remotePathJar.toString()); appMasterEnv.put(Client.ENV_APP_ID, appId.toString()); appMasterEnv.put(Client.ENV_CLIENT_HOME_DIR, fs.getHomeDirectory().toString()); appMasterEnv.put(Client.ENV_CLIENT_SHIP_FILES, envShipFileList.toString()); appMasterEnv.put(Client.ENV_CLIENT_USERNAME, UserGroupInformation.getCurrentUser().getShortUserName()); amContainer.setEnvironment(appMasterEnv); // Set up resource type requirements for ApplicationMaster Resource capability = Records.newRecord(Resource.class); capability.setMemory(jmMemory); capability.setVirtualCores(1); appContext.setApplicationName("Stratosphere"); // application name appContext.setAMContainerSpec(amContainer); appContext.setResource(capability); appContext.setQueue(queue); // file that we write into the conf/ dir containing the jobManager address. final File addrFile = new File(confDirPath + CliFrontend.JOBMANAGER_ADDRESS_FILE); Runtime.getRuntime().addShutdownHook(new Thread() { @Override public void run() { try { LOG.info("Killing the Stratosphere-YARN application."); yarnClient.killApplication(appId); LOG.info("Deleting files in " + paths[2]); FileSystem shutFS = FileSystem.get(conf); shutFS.delete(paths[2], true); // delete conf and jar file. shutFS.close(); } catch (Exception e) { LOG.warn("Exception while killing the YARN application", e); } try { addrFile.delete(); } catch (Exception e) { LOG.warn("Exception while deleting the jobmanager address file", e); } LOG.info("YARN Client is shutting down"); yarnClient.stop(); } }); LOG.info("Submitting application master " + appId); yarnClient.submitApplication(appContext); ApplicationReport appReport = yarnClient.getApplicationReport(appId); YarnApplicationState appState = appReport.getYarnApplicationState(); boolean told = false; char[] el = { '/', '|', '\\', '-' }; int i = 0; while (appState != YarnApplicationState.FINISHED && appState != YarnApplicationState.KILLED && appState != YarnApplicationState.FAILED) { if (!told && appState == YarnApplicationState.RUNNING) { System.err .println("Stratosphere JobManager is now running on " + appReport.getHost() + ":" + jmPort); System.err.println("JobManager Web Interface: " + appReport.getTrackingUrl()); // write jobmanager connect information PrintWriter out = new PrintWriter(addrFile); out.println(appReport.getHost() + ":" + jmPort); out.close(); addrFile.setReadable(true, false); // readable for all. told = true; } if (!told) { System.err.print(el[i++] + "\r"); if (i == el.length) { i = 0; } Thread.sleep(500); // wait for the application to switch to RUNNING } else { Thread.sleep(5000); } appReport = yarnClient.getApplicationReport(appId); appState = appReport.getYarnApplicationState(); } LOG.info("Application " + appId + " finished with" + " state " + appState + " at " + appReport.getFinishTime()); if (appState == YarnApplicationState.FAILED || appState == YarnApplicationState.KILLED) { LOG.warn("Application failed. Diagnostics " + appReport.getDiagnostics()); } }
From source file:fi.aalto.seqpig.filter.CoordinateFilter.java
License:Open Source License
public CoordinateFilter(String samfileheaderfilename, String regions_str) { String str = ""; this.samfileheader = ""; this.regions_str = regions_str; try {/*from w w w . j a v a2 s . c o m*/ Configuration conf = UDFContext.getUDFContext().getJobConf(); if (conf == null) { decodeSAMFileHeader(); return; } FileSystem fs; try { if (FileSystem.getDefaultUri(conf) == null || FileSystem.getDefaultUri(conf).toString() == "") fs = FileSystem.get(new URI("hdfs://"), conf); else fs = FileSystem.get(conf); } catch (Exception e) { fs = FileSystem.get(new URI("hdfs://"), conf); System.out.println("WARNING: problems with filesystem config?"); System.out.println("exception was: " + e.toString()); } BufferedReader in = new BufferedReader(new InputStreamReader( fs.open(new Path(fs.getHomeDirectory(), new Path(samfileheaderfilename))))); while (true) { str = in.readLine(); if (str == null) break; else this.samfileheader += str + "\n"; } in.close(); } catch (Exception e) { System.out.println("ERROR: could not read BAM header from file " + samfileheaderfilename); System.out.println("exception was: " + e.toString()); } try { Base64 codec = new Base64(); Properties p = UDFContext.getUDFContext().getUDFProperties(this.getClass()); ByteArrayOutputStream bstream = new ByteArrayOutputStream(); ObjectOutputStream ostream = new ObjectOutputStream(bstream); ostream.writeObject(this.samfileheader); ostream.close(); String datastr = codec.encodeBase64String(bstream.toByteArray()); p.setProperty("samfileheader", datastr); p.setProperty("regionsstr", regions_str); } catch (Exception e) { System.out.println("ERROR: Unable to store SAMFileHeader in CoordinateFilter!"); } this.samfileheader_decoded = getSAMFileHeader(); populateRegions(); }
From source file:fr.jetoile.hadoopunit.component.OozieBootstrapTest.java
License:Apache License
@Test public void oozieShouldStart() throws Exception { LOGGER.info("OOZIE: Test Submit Workflow Start"); FileSystem hdfsFs = ((HdfsBootstrap) HadoopBootstrap.INSTANCE.getService(Component.HDFS)) .getHdfsFileSystemHandle();/*from www . j a va 2s .c om*/ OozieClient oozieClient = ((OozieBootstrap) HadoopBootstrap.INSTANCE.getService(Component.OOZIE)) .getOozieClient(); Path appPath = new Path(hdfsFs.getHomeDirectory(), "testApp"); hdfsFs.mkdirs(new Path(appPath, "lib")); Path workflow = new Path(appPath, "workflow.xml"); //write workflow.xml String wfApp = "<workflow-app xmlns='uri:oozie:workflow:0.1' name='test-wf'>" + " <start to='end'/>" + " <end name='end'/>" + "</workflow-app>"; Writer writer = new OutputStreamWriter(hdfsFs.create(workflow)); writer.write(wfApp); writer.close(); //write job.properties Properties conf = oozieClient.createConfiguration(); conf.setProperty(OozieClient.APP_PATH, workflow.toString()); conf.setProperty(OozieClient.USER_NAME, UserGroupInformation.getCurrentUser().getUserName()); //submit and check final String jobId = oozieClient.submit(conf); WorkflowJob wf = oozieClient.getJobInfo(jobId); assertNotNull(wf); assertEquals(WorkflowJob.Status.PREP, wf.getStatus()); LOGGER.info("OOZIE: Workflow: {}", wf.toString()); hdfsFs.close(); assertThat("true").isEqualTo("true"); }
From source file:fr.jetoile.hadoopunit.integrationtest.IntegrationBootstrapTest.java
License:Apache License
@Test public void oozieShouldStart() throws Exception { LOGGER.info("OOZIE: Test Submit Workflow Start"); org.apache.hadoop.conf.Configuration conf = new org.apache.hadoop.conf.Configuration(); conf.set("fs.default.name", "hdfs://127.0.0.1:" + configuration.getInt(Config.HDFS_NAMENODE_PORT_KEY)); URI uri = URI.create("hdfs://127.0.0.1:" + configuration.getInt(Config.HDFS_NAMENODE_PORT_KEY)); FileSystem hdfsFs = FileSystem.get(uri, conf); OozieClient oozieClient = new OozieClient("http://" + configuration.getString(OozieBootstrap.OOZIE_HOST) + ":" + configuration.getInt(OozieBootstrap.OOZIE_PORT) + "/oozie"); Path appPath = new Path(hdfsFs.getHomeDirectory(), "testApp"); hdfsFs.mkdirs(new Path(appPath, "lib")); Path workflow = new Path(appPath, "workflow.xml"); //write workflow.xml String wfApp = "<workflow-app xmlns='uri:oozie:workflow:0.1' name='test-wf'>" + " <start to='end'/>" + " <end name='end'/>" + "</workflow-app>"; Writer writer = new OutputStreamWriter(hdfsFs.create(workflow)); writer.write(wfApp);/* www .ja v a 2 s .c om*/ writer.close(); //write job.properties Properties oozieConf = oozieClient.createConfiguration(); oozieConf.setProperty(OozieClient.APP_PATH, workflow.toString()); oozieConf.setProperty(OozieClient.USER_NAME, UserGroupInformation.getCurrentUser().getUserName()); //submit and check final String jobId = oozieClient.submit(oozieConf); WorkflowJob wf = oozieClient.getJobInfo(jobId); Assert.assertNotNull(wf); assertEquals(WorkflowJob.Status.PREP, wf.getStatus()); LOGGER.info("OOZIE: Workflow: {}", wf.toString()); hdfsFs.close(); }
From source file:fr.jetoile.hadoopunit.integrationtest.ManualIntegrationBootstrapTest.java
License:Apache License
@Test public void oozieShouldStart() throws Exception { LOGGER.info("OOZIE: Test Submit Workflow Start"); org.apache.hadoop.conf.Configuration conf = new org.apache.hadoop.conf.Configuration(); conf.set("fs.default.name", "hdfs://127.0.0.1:" + configuration.getInt(Config.HDFS_NAMENODE_PORT_KEY)); URI uri = URI.create("hdfs://127.0.0.1:" + configuration.getInt(Config.HDFS_NAMENODE_PORT_KEY)); FileSystem hdfsFs = FileSystem.get(uri, conf); OozieClient oozieClient = new OozieClient("http://" + configuration.getString(OozieBootstrap.OOZIE_HOST) + ":" + configuration.getInt(OozieBootstrap.OOZIE_PORT) + "/oozie"); Path appPath = new Path(hdfsFs.getHomeDirectory(), "testApp"); hdfsFs.mkdirs(new Path(appPath, "lib")); Path workflow = new Path(appPath, "workflow.xml"); //write workflow.xml String wfApp = "<workflow-app xmlns='uri:oozie:workflow:0.1' name='test-wf'>" + " <start to='end'/>" + " <end name='end'/>" + "</workflow-app>"; Writer writer = new OutputStreamWriter(hdfsFs.create(workflow)); writer.write(wfApp);// ww w.j av a 2 s .c om writer.close(); //write job.properties Properties oozieConf = oozieClient.createConfiguration(); oozieConf.setProperty(OozieClient.APP_PATH, workflow.toString()); oozieConf.setProperty(OozieClient.USER_NAME, UserGroupInformation.getCurrentUser().getUserName()); //submit and check final String jobId = oozieClient.submit(oozieConf); WorkflowJob wf = oozieClient.getJobInfo(jobId); Assert.assertNotNull(wf); assertEquals(WorkflowJob.Status.PREP, wf.getStatus()); LOGGER.info("OOZIE: Workflow: {}", wf.toString()); hdfsFs.close(); }
From source file:gobblin.cluster.GobblinClusterUtils.java
License:Apache License
/** * Get the application working directory {@link Path}. * * @param fs a {@link FileSystem} instance on which {@link FileSystem#getHomeDirectory()} is called * to get the home directory of the {@link FileSystem} of the application working directory * @param applicationName the application name * @param applicationId the application ID in string form * @return the cluster application working directory {@link Path} *//*from ww w.ja v a2 s. c o m*/ public static Path getAppWorkDirPath(FileSystem fs, String applicationName, String applicationId) { return new Path(fs.getHomeDirectory(), getAppWorkDirPath(applicationName, applicationId)); }
From source file:gobblin.data.management.trash.MockTrashTest.java
License:Apache License
@Test public void MockTrashTest() throws IOException { FileSystem fs = mock(FileSystem.class); Path homeDirectory = new Path("/home/directory"); when(fs.getHomeDirectory()).thenReturn(homeDirectory); when(fs.makeQualified(any(Path.class))).thenAnswer(new Answer<Path>() { @Override//from w w w . ja va2s. c om public Path answer(InvocationOnMock invocation) throws Throwable { return (Path) invocation.getArguments()[0]; } }); Trash trash = new MockTrash(fs, new Properties(), "user"); Assert.assertTrue(trash.moveToTrash(new Path("/some/path"))); verify(fs).getHomeDirectory(); verify(fs).makeQualified(any(Path.class)); verifyNoMoreInteractions(fs); }
From source file:gobblin.data.management.trash.Trash.java
License:Apache License
/** * Create location of Trash directory. Parsed from props at key {@link #TRASH_LOCATION_KEY}, defaulting to * /home/directory/_GOBBLIN_TRASH.//w w w . ja v a 2s . c o m * @param fs {@link org.apache.hadoop.fs.FileSystem} where trash should be found. * @param props {@link java.util.Properties} containing trash configuration. * @param user If the trash location contains the token $USER, the token will be replaced by the value of user. * @return {@link org.apache.hadoop.fs.Path} for trash directory. * @throws java.io.IOException */ protected Path createTrashLocation(FileSystem fs, Properties props, String user) throws IOException { Path trashLocation; if (props.containsKey(TRASH_LOCATION_KEY)) { trashLocation = new Path(props.getProperty(TRASH_LOCATION_KEY).replaceAll("\\$USER", user)); } else { trashLocation = new Path(fs.getHomeDirectory(), DEFAULT_TRASH_DIRECTORY); LOG.info("Using default trash location at " + trashLocation); } if (!trashLocation.isAbsolute()) { throw new IllegalArgumentException( "Trash location must be absolute. Found " + trashLocation.toString()); } Path qualifiedTrashLocation = fs.makeQualified(trashLocation); ensureTrashLocationExists(fs, qualifiedTrashLocation); return qualifiedTrashLocation; }
From source file:gobblin.data.management.trash.TrashFactoryTest.java
License:Apache License
@Test public void test() throws IOException { FileSystem fs = mock(FileSystem.class); Path homeDirectory = new Path("/home/directory"); Path trashDirectory = new Path(homeDirectory, Trash.DEFAULT_TRASH_DIRECTORY); Path trashIdentifierFile = new Path(trashDirectory, Trash.TRASH_IDENTIFIER_FILE); when(fs.getHomeDirectory()).thenReturn(homeDirectory); when(fs.exists(trashDirectory)).thenReturn(true); when(fs.exists(trashIdentifierFile)).thenReturn(true); when(fs.listStatus(trashDirectory)).thenReturn(new FileStatus[] {}); when(fs.isDirectory(trashDirectory)).thenReturn(true); when(fs.mkdirs(any(Path.class))).thenReturn(true); when(fs.mkdirs(any(Path.class), any(FsPermission.class))).thenReturn(true); when(fs.createNewFile(any(Path.class))).thenReturn(true); when(fs.makeQualified(any(Path.class))).thenAnswer(new Answer<Path>() { @Override/*from w w w. ja v a 2s. c om*/ public Path answer(InvocationOnMock invocation) throws Throwable { return (Path) invocation.getArguments()[0]; } }); Properties properties; properties = getBaseProperties(trashDirectory); Assert.assertTrue(TrashFactory.createTrash(fs, properties) instanceof Trash); Assert.assertTrue(TrashFactory.createProxiedTrash(fs, properties) instanceof ProxiedTrash); properties = getBaseProperties(trashDirectory); properties.setProperty(TrashFactory.SIMULATE, Boolean.toString(true)); Assert.assertTrue(TrashFactory.createTrash(fs, properties) instanceof MockTrash); Assert.assertTrue(TrashFactory.createProxiedTrash(fs, properties) instanceof MockTrash); properties = getBaseProperties(trashDirectory); properties.setProperty(TrashFactory.TRASH_TEST, Boolean.toString(true)); Assert.assertTrue(TrashFactory.createTrash(fs, properties) instanceof TestTrash); Assert.assertTrue(TrashFactory.createProxiedTrash(fs, properties) instanceof TestTrash); properties = getBaseProperties(trashDirectory); properties.setProperty(TrashFactory.SKIP_TRASH, Boolean.toString(true)); Assert.assertTrue(TrashFactory.createTrash(fs, properties) instanceof ImmediateDeletionTrash); Assert.assertTrue(TrashFactory.createProxiedTrash(fs, properties) instanceof ImmediateDeletionTrash); }
From source file:gobblin.service.modules.core.GobblinServiceManager.java
License:Apache License
private Path getServiceWorkDirPath(FileSystem fs, String serviceName, String serviceId) { return new Path(fs.getHomeDirectory(), serviceName + Path.SEPARATOR + serviceId); }