Examples with LocalizerTracker org.apache.hadoop.yarn.server.nodemanager.containermanager.localizer.ResourceLocalizationService.LocalizerTracker used on opensource projects

Example 1 with LocalizerTracker

use of org.apache.hadoop.yarn.server.nodemanager.containermanager.localizer.ResourceLocalizationService.LocalizerTracker in project hadoop by apache.

the class TestResourceLocalizationService method testFailedDirsResourceRelease.

/*
   * Test to ensure ResourceLocalizationService can handle local dirs going bad.
   * Test first sets up all the components required, then sends events to fetch
   * a private, app and public resource. It then sends events to clean up the
   * container and the app and ensures the right delete calls were made.
   */
@Test
@SuppressWarnings("unchecked")
public // mocked generics
void testFailedDirsResourceRelease() throws Exception {
    // setup components
    File f = new File(basedir.toString());
    String[] sDirs = new String[4];
    List<Path> localDirs = new ArrayList<Path>(sDirs.length);
    for (int i = 0; i < 4; ++i) {
        sDirs[i] = f.getAbsolutePath() + i;
        localDirs.add(new Path(sDirs[i]));
    }
    List<Path> containerLocalDirs = new ArrayList<Path>(localDirs.size());
    List<Path> appLocalDirs = new ArrayList<Path>(localDirs.size());
    List<Path> nmLocalContainerDirs = new ArrayList<Path>(localDirs.size());
    List<Path> nmLocalAppDirs = new ArrayList<Path>(localDirs.size());
    conf.setStrings(YarnConfiguration.NM_LOCAL_DIRS, sDirs);
    conf.setLong(YarnConfiguration.NM_DISK_HEALTH_CHECK_INTERVAL_MS, 500);
    LocalizerTracker mockLocallilzerTracker = mock(LocalizerTracker.class);
    DrainDispatcher dispatcher = new DrainDispatcher();
    dispatcher.init(conf);
    dispatcher.start();
    EventHandler<ApplicationEvent> applicationBus = mock(EventHandler.class);
    dispatcher.register(ApplicationEventType.class, applicationBus);
    EventHandler<ContainerEvent> containerBus = mock(EventHandler.class);
    dispatcher.register(ContainerEventType.class, containerBus);
    // Ignore actual localization
    EventHandler<LocalizerEvent> localizerBus = mock(EventHandler.class);
    dispatcher.register(LocalizerEventType.class, localizerBus);
    ContainerExecutor exec = mock(ContainerExecutor.class);
    LocalDirsHandlerService mockDirsHandler = mock(LocalDirsHandlerService.class);
    doReturn(new ArrayList<String>(Arrays.asList(sDirs))).when(mockDirsHandler).getLocalDirsForCleanup();
    DeletionService delService = mock(DeletionService.class);
    // setup mocks
    ResourceLocalizationService rawService = new ResourceLocalizationService(dispatcher, exec, delService, mockDirsHandler, nmContext);
    ResourceLocalizationService spyService = spy(rawService);
    doReturn(mockServer).when(spyService).createServer();
    doReturn(mockLocallilzerTracker).when(spyService).createLocalizerTracker(isA(Configuration.class));
    doReturn(lfs).when(spyService).getLocalFileContext(isA(Configuration.class));
    FsPermission defaultPermission = FsPermission.getDirDefault().applyUMask(lfs.getUMask());
    FsPermission nmPermission = ResourceLocalizationService.NM_PRIVATE_PERM.applyUMask(lfs.getUMask());
    final FileStatus fs = new FileStatus(0, true, 1, 0, System.currentTimeMillis(), 0, defaultPermission, "", "", localDirs.get(0));
    final FileStatus nmFs = new FileStatus(0, true, 1, 0, System.currentTimeMillis(), 0, nmPermission, "", "", localDirs.get(0));
    final String user = "user0";
    // init application
    final Application app = mock(Application.class);
    final ApplicationId appId = BuilderUtils.newApplicationId(314159265358979L, 3);
    when(app.getUser()).thenReturn(user);
    when(app.getAppId()).thenReturn(appId);
    when(app.toString()).thenReturn(appId.toString());
    // init container.
    final Container c = getMockContainer(appId, 42, user);
    // setup local app dirs
    List<String> tmpDirs = mockDirsHandler.getLocalDirs();
    for (int i = 0; i < tmpDirs.size(); ++i) {
        Path usersdir = new Path(tmpDirs.get(i), ContainerLocalizer.USERCACHE);
        Path userdir = new Path(usersdir, user);
        Path allAppsdir = new Path(userdir, ContainerLocalizer.APPCACHE);
        Path appDir = new Path(allAppsdir, appId.toString());
        Path containerDir = new Path(appDir, c.getContainerId().toString());
        containerLocalDirs.add(containerDir);
        appLocalDirs.add(appDir);
        Path sysDir = new Path(tmpDirs.get(i), ResourceLocalizationService.NM_PRIVATE_DIR);
        Path appSysDir = new Path(sysDir, appId.toString());
        Path containerSysDir = new Path(appSysDir, c.getContainerId().toString());
        nmLocalContainerDirs.add(containerSysDir);
        nmLocalAppDirs.add(appSysDir);
    }
    try {
        spyService.init(conf);
        spyService.start();
        spyService.handle(new ApplicationLocalizationEvent(LocalizationEventType.INIT_APPLICATION_RESOURCES, app));
        dispatcher.await();
        // Get a handle on the trackers after they're setup with
        // INIT_APP_RESOURCES
        LocalResourcesTracker appTracker = spyService.getLocalResourcesTracker(LocalResourceVisibility.APPLICATION, user, appId);
        LocalResourcesTracker privTracker = spyService.getLocalResourcesTracker(LocalResourceVisibility.PRIVATE, user, appId);
        LocalResourcesTracker pubTracker = spyService.getLocalResourcesTracker(LocalResourceVisibility.PUBLIC, user, appId);
        // init resources
        Random r = new Random();
        long seed = r.nextLong();
        r.setSeed(seed);
        // Send localization requests, one for each type of resource
        final LocalResource privResource = getPrivateMockedResource(r);
        final LocalResourceRequest privReq = new LocalResourceRequest(privResource);
        final LocalResource appResource = getAppMockedResource(r);
        final LocalResourceRequest appReq = new LocalResourceRequest(appResource);
        final LocalResource pubResource = getPublicMockedResource(r);
        final LocalResourceRequest pubReq = new LocalResourceRequest(pubResource);
        Map<LocalResourceVisibility, Collection<LocalResourceRequest>> req = new HashMap<LocalResourceVisibility, Collection<LocalResourceRequest>>();
        req.put(LocalResourceVisibility.PRIVATE, Collections.singletonList(privReq));
        req.put(LocalResourceVisibility.APPLICATION, Collections.singletonList(appReq));
        req.put(LocalResourceVisibility.PUBLIC, Collections.singletonList(pubReq));
        Map<LocalResourceVisibility, Collection<LocalResourceRequest>> req2 = new HashMap<LocalResourceVisibility, Collection<LocalResourceRequest>>();
        req2.put(LocalResourceVisibility.PRIVATE, Collections.singletonList(privReq));
        // Send Request event
        spyService.handle(new ContainerLocalizationRequestEvent(c, req));
        spyService.handle(new ContainerLocalizationRequestEvent(c, req2));
        dispatcher.await();
        int privRsrcCount = 0;
        for (LocalizedResource lr : privTracker) {
            privRsrcCount++;
            Assert.assertEquals("Incorrect reference count", 2, lr.getRefCount());
            Assert.assertEquals(privReq, lr.getRequest());
        }
        Assert.assertEquals(1, privRsrcCount);
        int appRsrcCount = 0;
        for (LocalizedResource lr : appTracker) {
            appRsrcCount++;
            Assert.assertEquals("Incorrect reference count", 1, lr.getRefCount());
            Assert.assertEquals(appReq, lr.getRequest());
        }
        Assert.assertEquals(1, appRsrcCount);
        int pubRsrcCount = 0;
        for (LocalizedResource lr : pubTracker) {
            pubRsrcCount++;
            Assert.assertEquals("Incorrect reference count", 1, lr.getRefCount());
            Assert.assertEquals(pubReq, lr.getRequest());
        }
        Assert.assertEquals(1, pubRsrcCount);
        // go through
        for (int i = 0; i < containerLocalDirs.size(); ++i) {
            if (i == 2) {
                Mockito.doThrow(new IOException()).when(spylfs).getFileStatus(eq(containerLocalDirs.get(i)));
                Mockito.doThrow(new IOException()).when(spylfs).getFileStatus(eq(nmLocalContainerDirs.get(i)));
            } else {
                doReturn(fs).when(spylfs).getFileStatus(eq(containerLocalDirs.get(i)));
                doReturn(nmFs).when(spylfs).getFileStatus(eq(nmLocalContainerDirs.get(i)));
            }
        }
        // Send Cleanup Event
        spyService.handle(new ContainerLocalizationCleanupEvent(c, req));
        verify(mockLocallilzerTracker).cleanupPrivLocalizers("container_314159265358979_0003_01_000042");
        // match cleanup events with the mocks we setup earlier
        for (int i = 0; i < containerLocalDirs.size(); ++i) {
            if (i == 2) {
                try {
                    verify(delService).delete(user, containerLocalDirs.get(i));
                    verify(delService).delete(null, nmLocalContainerDirs.get(i));
                    Assert.fail("deletion attempts for invalid dirs");
                } catch (Throwable e) {
                    continue;
                }
            } else {
                verify(delService).delete(user, containerLocalDirs.get(i));
                verify(delService).delete(null, nmLocalContainerDirs.get(i));
            }
        }
        ArgumentMatcher<ApplicationEvent> matchesAppDestroy = new ArgumentMatcher<ApplicationEvent>() {

            @Override
            public boolean matches(Object o) {
                ApplicationEvent evt = (ApplicationEvent) o;
                return (evt.getType() == ApplicationEventType.APPLICATION_RESOURCES_CLEANEDUP) && appId == evt.getApplicationID();
            }
        };
        dispatcher.await();
        // IOExceptions
        for (int i = 0; i < containerLocalDirs.size(); ++i) {
            if (i == 3) {
                Mockito.doThrow(new IOException()).when(spylfs).getFileStatus(eq(appLocalDirs.get(i)));
                Mockito.doThrow(new UnsupportedFileSystemException("test")).when(spylfs).getFileStatus(eq(nmLocalAppDirs.get(i)));
            } else {
                doReturn(fs).when(spylfs).getFileStatus(eq(appLocalDirs.get(i)));
                doReturn(nmFs).when(spylfs).getFileStatus(eq(nmLocalAppDirs.get(i)));
            }
        }
        LocalizationEvent destroyApp = new ApplicationLocalizationEvent(LocalizationEventType.DESTROY_APPLICATION_RESOURCES, app);
        spyService.handle(destroyApp);
        // Waits for APPLICATION_RESOURCES_CLEANEDUP event to be handled.
        dispatcher.await();
        verify(applicationBus).handle(argThat(matchesAppDestroy));
        // verify we got the right delete calls
        for (int i = 0; i < containerLocalDirs.size(); ++i) {
            if (i == 3) {
                try {
                    verify(delService).delete(user, containerLocalDirs.get(i));
                    verify(delService).delete(null, nmLocalContainerDirs.get(i));
                    Assert.fail("deletion attempts for invalid dirs");
                } catch (Throwable e) {
                    continue;
                }
            } else {
                verify(delService).delete(user, appLocalDirs.get(i));
                verify(delService).delete(null, nmLocalAppDirs.get(i));
            }
        }
    } finally {
        dispatcher.stop();
        delService.stop();
    }
}

Example 2 with LocalizerTracker

use of org.apache.hadoop.yarn.server.nodemanager.containermanager.localizer.ResourceLocalizationService.LocalizerTracker in project hadoop by apache.

the class TestResourceLocalizationService method testResourceRelease.

@Test
// mocked generics
@SuppressWarnings("unchecked")
public void testResourceRelease() throws Exception {
    List<Path> localDirs = new ArrayList<Path>();
    String[] sDirs = new String[4];
    for (int i = 0; i < 4; ++i) {
        localDirs.add(lfs.makeQualified(new Path(basedir, i + "")));
        sDirs[i] = localDirs.get(i).toString();
    }
    conf.setStrings(YarnConfiguration.NM_LOCAL_DIRS, sDirs);
    LocalizerTracker mockLocallilzerTracker = mock(LocalizerTracker.class);
    DrainDispatcher dispatcher = new DrainDispatcher();
    dispatcher.init(conf);
    dispatcher.start();
    EventHandler<ApplicationEvent> applicationBus = mock(EventHandler.class);
    dispatcher.register(ApplicationEventType.class, applicationBus);
    EventHandler<ContainerEvent> containerBus = mock(EventHandler.class);
    dispatcher.register(ContainerEventType.class, containerBus);
    //Ignore actual localization
    EventHandler<LocalizerEvent> localizerBus = mock(EventHandler.class);
    dispatcher.register(LocalizerEventType.class, localizerBus);
    ContainerExecutor exec = mock(ContainerExecutor.class);
    LocalDirsHandlerService dirsHandler = new LocalDirsHandlerService();
    dirsHandler.init(conf);
    DeletionService delService = new DeletionService(exec);
    delService.init(new Configuration());
    delService.start();
    ResourceLocalizationService rawService = new ResourceLocalizationService(dispatcher, exec, delService, dirsHandler, nmContext);
    ResourceLocalizationService spyService = spy(rawService);
    doReturn(mockServer).when(spyService).createServer();
    doReturn(mockLocallilzerTracker).when(spyService).createLocalizerTracker(isA(Configuration.class));
    doReturn(lfs).when(spyService).getLocalFileContext(isA(Configuration.class));
    try {
        spyService.init(conf);
        spyService.start();
        final String user = "user0";
        // init application
        final Application app = mock(Application.class);
        final ApplicationId appId = BuilderUtils.newApplicationId(314159265358979L, 3);
        when(app.getUser()).thenReturn(user);
        when(app.getAppId()).thenReturn(appId);
        spyService.handle(new ApplicationLocalizationEvent(LocalizationEventType.INIT_APPLICATION_RESOURCES, app));
        dispatcher.await();
        //Get a handle on the trackers after they're setup with INIT_APP_RESOURCES
        LocalResourcesTracker appTracker = spyService.getLocalResourcesTracker(LocalResourceVisibility.APPLICATION, user, appId);
        LocalResourcesTracker privTracker = spyService.getLocalResourcesTracker(LocalResourceVisibility.PRIVATE, user, appId);
        LocalResourcesTracker pubTracker = spyService.getLocalResourcesTracker(LocalResourceVisibility.PUBLIC, user, appId);
        // init container.
        final Container c = getMockContainer(appId, 42, user);
        // init resources
        Random r = new Random();
        long seed = r.nextLong();
        System.out.println("SEED: " + seed);
        r.setSeed(seed);
        // Send localization requests for one resource of each type.
        final LocalResource privResource = getPrivateMockedResource(r);
        final LocalResourceRequest privReq = new LocalResourceRequest(privResource);
        final LocalResource pubResource = getPublicMockedResource(r);
        final LocalResourceRequest pubReq = new LocalResourceRequest(pubResource);
        final LocalResource pubResource2 = getPublicMockedResource(r);
        final LocalResourceRequest pubReq2 = new LocalResourceRequest(pubResource2);
        final LocalResource appResource = getAppMockedResource(r);
        final LocalResourceRequest appReq = new LocalResourceRequest(appResource);
        Map<LocalResourceVisibility, Collection<LocalResourceRequest>> req = new HashMap<LocalResourceVisibility, Collection<LocalResourceRequest>>();
        req.put(LocalResourceVisibility.PRIVATE, Collections.singletonList(privReq));
        req.put(LocalResourceVisibility.PUBLIC, Collections.singletonList(pubReq));
        req.put(LocalResourceVisibility.APPLICATION, Collections.singletonList(appReq));
        Map<LocalResourceVisibility, Collection<LocalResourceRequest>> req2 = new HashMap<LocalResourceVisibility, Collection<LocalResourceRequest>>();
        req2.put(LocalResourceVisibility.PRIVATE, Collections.singletonList(privReq));
        req2.put(LocalResourceVisibility.PUBLIC, Collections.singletonList(pubReq2));
        Set<LocalResourceRequest> pubRsrcs = new HashSet<LocalResourceRequest>();
        pubRsrcs.add(pubReq);
        pubRsrcs.add(pubReq2);
        // Send Request event
        spyService.handle(new ContainerLocalizationRequestEvent(c, req));
        spyService.handle(new ContainerLocalizationRequestEvent(c, req2));
        dispatcher.await();
        int privRsrcCount = 0;
        for (LocalizedResource lr : privTracker) {
            privRsrcCount++;
            Assert.assertEquals("Incorrect reference count", 2, lr.getRefCount());
            Assert.assertEquals(privReq, lr.getRequest());
        }
        Assert.assertEquals(1, privRsrcCount);
        int pubRsrcCount = 0;
        for (LocalizedResource lr : pubTracker) {
            pubRsrcCount++;
            Assert.assertEquals("Incorrect reference count", 1, lr.getRefCount());
            pubRsrcs.remove(lr.getRequest());
        }
        Assert.assertEquals(0, pubRsrcs.size());
        Assert.assertEquals(2, pubRsrcCount);
        int appRsrcCount = 0;
        for (LocalizedResource lr : appTracker) {
            appRsrcCount++;
            Assert.assertEquals("Incorrect reference count", 1, lr.getRefCount());
            Assert.assertEquals(appReq, lr.getRequest());
        }
        Assert.assertEquals(1, appRsrcCount);
        //Send Cleanup Event
        spyService.handle(new ContainerLocalizationCleanupEvent(c, req));
        verify(mockLocallilzerTracker).cleanupPrivLocalizers("container_314159265358979_0003_01_000042");
        req2.remove(LocalResourceVisibility.PRIVATE);
        spyService.handle(new ContainerLocalizationCleanupEvent(c, req2));
        dispatcher.await();
        pubRsrcs.add(pubReq);
        pubRsrcs.add(pubReq2);
        privRsrcCount = 0;
        for (LocalizedResource lr : privTracker) {
            privRsrcCount++;
            Assert.assertEquals("Incorrect reference count", 1, lr.getRefCount());
            Assert.assertEquals(privReq, lr.getRequest());
        }
        Assert.assertEquals(1, privRsrcCount);
        pubRsrcCount = 0;
        for (LocalizedResource lr : pubTracker) {
            pubRsrcCount++;
            Assert.assertEquals("Incorrect reference count", 0, lr.getRefCount());
            pubRsrcs.remove(lr.getRequest());
        }
        Assert.assertEquals(0, pubRsrcs.size());
        Assert.assertEquals(2, pubRsrcCount);
        appRsrcCount = 0;
        for (LocalizedResource lr : appTracker) {
            appRsrcCount++;
        }
        Assert.assertEquals(0, appRsrcCount);
    } finally {
        dispatcher.stop();
        delService.stop();
    }
}

Example 3 with LocalizerTracker

use of org.apache.hadoop.yarn.server.nodemanager.containermanager.localizer.ResourceLocalizationService.LocalizerTracker in project hadoop by apache.

the class TestResourceLocalizationService method createSpyService.

private ResourceLocalizationService createSpyService(DrainDispatcher dispatcher, LocalDirsHandlerService dirsHandler, NMStateStoreService stateStore) {
    ContainerExecutor exec = mock(ContainerExecutor.class);
    LocalizerTracker mockLocalizerTracker = mock(LocalizerTracker.class);
    DeletionService delService = mock(DeletionService.class);
    NMContext nmContext = new NMContext(new NMContainerTokenSecretManager(conf), new NMTokenSecretManagerInNM(), null, new ApplicationACLsManager(conf), stateStore, false, conf);
    ResourceLocalizationService rawService = new ResourceLocalizationService(dispatcher, exec, delService, dirsHandler, nmContext);
    ResourceLocalizationService spyService = spy(rawService);
    doReturn(mockServer).when(spyService).createServer();
    doReturn(mockLocalizerTracker).when(spyService).createLocalizerTracker(isA(Configuration.class));
    doReturn(lfs).when(spyService).getLocalFileContext(isA(Configuration.class));
    return spyService;
}