Examples with EVT_NODE_FAILED org.apache.ignite.events.EventType.EVT_NODE_FAILED used on opensource projects

Example 1 with EVT_NODE_FAILED

use of org.apache.ignite.events.EventType.EVT_NODE_FAILED in project ignite by apache.

the class IgniteProjectionStartStopRestartSelfTest method beforeTest.

/**
 * {@inheritDoc}
 */
@Override
protected void beforeTest() {
    if (SSH_KEY != null) {
        key = new File(SSH_KEY);
        assert key.exists() : "Private key doesn't exist: " + key.getAbsolutePath();
        assert key.isFile() : "Private key is not a file: " + key.getAbsolutePath();
    } else
        pwd = SSH_PWD;
    log.info("Username: " + SSH_UNAME);
    log.info("Password: " + pwd);
    log.info("Key path: " + key);
    G.setDaemon(true);
    ignite = G.start(CFG_NO_ATTR);
    G.setDaemon(false);
    ignite.events().localListen((IgnitePredicate<Event>) evt -> {
        info("Received event: " + evt.shortDisplay());
        if (evt.type() == EVT_NODE_JOINED) {
            joinedCnt.incrementAndGet();
            if (joinedLatch != null)
                joinedLatch.countDown();
        } else if (evt.type() == EVT_NODE_LEFT || evt.type() == EVT_NODE_FAILED) {
            leftCnt.incrementAndGet();
            if (leftLatch != null)
                leftLatch.countDown();
        }
        return true;
    }, EVT_NODE_JOINED, EVT_NODE_LEFT, EVT_NODE_FAILED);
}

Example 2 with EVT_NODE_FAILED

use of org.apache.ignite.events.EventType.EVT_NODE_FAILED in project ignite by apache.

the class IgniteSnapshotManager method start0.

/**
 * {@inheritDoc}
 */
@Override
protected void start0() throws IgniteCheckedException {
    super.start0();
    GridKernalContext ctx = cctx.kernalContext();
    if (ctx.clientNode())
        return;
    if (!CU.isPersistenceEnabled(ctx.config()))
        return;
    assert cctx.pageStore() instanceof FilePageStoreManager;
    storeMgr = (FilePageStoreManager) cctx.pageStore();
    pdsSettings = cctx.kernalContext().pdsFolderResolver().resolveFolders();
    locSnpDir = resolveSnapshotWorkDirectory(ctx.config());
    tmpWorkDir = U.resolveWorkDirectory(storeMgr.workDir().getAbsolutePath(), DFLT_SNAPSHOT_TMP_DIR, true);
    U.ensureDirectory(locSnpDir, "snapshot work directory", log);
    U.ensureDirectory(tmpWorkDir, "temp directory for snapshot creation", log);
    handlers.initialize(ctx, ctx.pools().getSnapshotExecutorService());
    MetricRegistry mreg = cctx.kernalContext().metric().registry(SNAPSHOT_METRICS);
    mreg.register("LastSnapshotStartTime", () -> lastSeenSnpFut.startTime, "The system time of the last cluster snapshot request start time on this node.");
    mreg.register("LastSnapshotEndTime", () -> lastSeenSnpFut.endTime, "The system time of the last cluster snapshot request end time on this node.");
    mreg.register("LastSnapshotName", () -> lastSeenSnpFut.name, String.class, "The name of last started cluster snapshot request on this node.");
    mreg.register("LastSnapshotErrorMessage", () -> lastSeenSnpFut.error() == null ? "" : lastSeenSnpFut.error().getMessage(), String.class, "The error message of last started cluster snapshot request which fail with an error. " + "This value will be empty if last snapshot request has been completed successfully.");
    mreg.register("LocalSnapshotNames", this::localSnapshotNames, List.class, "The list of names of all snapshots currently saved on the local node with respect to " + "the configured via IgniteConfiguration snapshot working path.");
    restoreCacheGrpProc.registerMetrics();
    cctx.exchange().registerExchangeAwareComponent(this);
    ctx.internalSubscriptionProcessor().registerMetastorageListener(this);
    cctx.gridEvents().addDiscoveryEventListener(discoLsnr = (evt, discoCache) -> {
        if (!busyLock.enterBusy())
            return;
        try {
            UUID leftNodeId = evt.eventNode().id();
            if (evt.type() == EVT_NODE_LEFT || evt.type() == EVT_NODE_FAILED) {
                SnapshotOperationRequest snpReq = clusterSnpReq;
                String err = "Snapshot operation interrupted, because baseline node left the cluster: " + leftNodeId;
                boolean reqNodeLeft = snpReq != null && snpReq.nodes().contains(leftNodeId);
                // the final snapshot phase (SNAPSHOT_END), we start it from a new one.
                if (reqNodeLeft && snpReq.startStageEnded() && U.isLocalNodeCoordinator(ctx.discovery())) {
                    snpReq.error(new ClusterTopologyCheckedException(err));
                    endSnpProc.start(snpReq.requestId(), snpReq);
                }
                for (AbstractSnapshotFutureTask<?> sctx : locSnpTasks.values()) {
                    if (sctx.sourceNodeId().equals(leftNodeId) || (reqNodeLeft && snpReq.snapshotName().equals(sctx.snapshotName())))
                        sctx.acceptException(new ClusterTopologyCheckedException(err));
                }
                restoreCacheGrpProc.onNodeLeft(leftNodeId);
                snpRmtMgr.onNodeLeft(leftNodeId);
            }
        } finally {
            busyLock.leaveBusy();
        }
    }, EVT_NODE_LEFT, EVT_NODE_FAILED);
    cctx.gridIO().addMessageListener(DFLT_INITIAL_SNAPSHOT_TOPIC, snpRmtMgr);
    cctx.kernalContext().io().addTransmissionHandler(DFLT_INITIAL_SNAPSHOT_TOPIC, snpRmtMgr);
    ctx.systemView().registerView(SNAPSHOT_SYS_VIEW, SNAPSHOT_SYS_VIEW_DESC, new SnapshotViewWalker(), () -> F.flatCollections(F.transform(localSnapshotNames(), this::readSnapshotMetadatas)), this::snapshotViewSupplier);
}

Example 3 with EVT_NODE_FAILED

use of org.apache.ignite.events.EventType.EVT_NODE_FAILED in project ignite by apache.

the class DistributedProcessCoordinatorLeftTest method getConfiguration.

/**
 * {@inheritDoc}
 */
@Override
protected IgniteConfiguration getConfiguration(String igniteInstanceName) throws Exception {
    IgniteConfiguration cfg = super.getConfiguration(igniteInstanceName);
    cfg.setLocalEventListeners(Collections.singletonMap(event -> {
        nodeLeftLatch.countDown();
        try {
            msgSendLatch.await();
        } catch (InterruptedException e) {
            fail("Unexpected interrupt.");
        }
        return false;
    }, new int[] { EVT_NODE_LEFT, EVT_NODE_FAILED }));
    cfg.setFailureHandler(new FailureHandler() {

        @Override
        public boolean onFailure(Ignite ignite, FailureContext failureCtx) {
            failure.set(true);
            return false;
        }
    });
    return cfg;
}

Example 4 with EVT_NODE_FAILED

use of org.apache.ignite.events.EventType.EVT_NODE_FAILED in project ignite by apache.

the class TcpDiscoverySelfTest method checkFailedCoordinatorNode.

/**
 * @param segPlc Segmentation policy.
 * @throws Exception If failed.
 */
private void checkFailedCoordinatorNode(SegmentationPolicy segPlc) throws Exception {
    try {
        this.segPlc = segPlc;
        IgniteEx coord = (IgniteEx) startGridsMultiThreaded(3);
        UUID coordId = coord.localNode().id();
        IgniteEx ignite1 = grid(1);
        AtomicBoolean coordSegmented = new AtomicBoolean();
        coord.events().localListen(evt -> {
            assertEquals(EVT_NODE_SEGMENTED, evt.type());
            UUID nodeId = ((DiscoveryEvent) evt).eventNode().id();
            if (coordId.equals(nodeId))
                coordSegmented.set(true);
            return true;
        }, EVT_NODE_SEGMENTED);
        CountDownLatch failedLatch = new CountDownLatch(2);
        IgnitePredicate<Event> failLsnr = evt -> {
            assertEquals(EVT_NODE_FAILED, evt.type());
            UUID nodeId = ((DiscoveryEvent) evt).eventNode().id();
            if (coordId.equals(nodeId))
                failedLatch.countDown();
            return true;
        };
        ignite1.events().localListen(failLsnr, EVT_NODE_FAILED);
        grid(2).events().localListen(failLsnr, EVT_NODE_FAILED);
        ignite1.configuration().getDiscoverySpi().failNode(coordId, null);
        assertTrue(failedLatch.await(2000, MILLISECONDS));
        assertTrue(coordSegmented.get());
        if (segPlc == SegmentationPolicy.STOP) {
            assertTrue(coord.context().isStopping());
            waitNodeStop(coord.name());
        } else
            assertFalse(coord.context().isStopping());
        assertEquals(2, ignite1.context().discovery().allNodes().size());
    } finally {
        stopAllGrids();
    }
}