Examples with DiscoverySpi org.apache.ignite.spi.discovery.DiscoverySpi used on opensource projects

Example 11 with DiscoverySpi

use of org.apache.ignite.spi.discovery.DiscoverySpi in project ignite by apache.

the class GridDiscoveryManager method start.

/** {@inheritDoc} */
@Override
public void start(boolean activeOnStart) throws IgniteCheckedException {
    long totSysMemory = -1;
    try {
        totSysMemory = U.<Long>property(os, "totalPhysicalMemorySize");
    } catch (RuntimeException ignored) {
    // No-op.
    }
    ctx.addNodeAttribute(IgniteNodeAttributes.ATTR_PHY_RAM, totSysMemory);
    DiscoverySpi spi = getSpi();
    discoOrdered = discoOrdered();
    histSupported = historySupported();
    isLocDaemon = ctx.isDaemon();
    hasRslvrs = !ctx.config().isClientMode() && !F.isEmpty(ctx.config().getSegmentationResolvers());
    segChkFreq = ctx.config().getSegmentCheckFrequency();
    if (hasRslvrs) {
        if (segChkFreq < 0)
            throw new IgniteCheckedException("Segment check frequency cannot be negative: " + segChkFreq);
        if (segChkFreq > 0 && segChkFreq < 2000)
            U.warn(log, "Configuration parameter 'segmentCheckFrequency' is too low " + "(at least 2000 ms recommended): " + segChkFreq);
        int segResAttemp = ctx.config().getSegmentationResolveAttempts();
        if (segResAttemp < 1)
            throw new IgniteCheckedException("Segment resolve attempts cannot be negative or zero: " + segResAttemp);
        checkSegmentOnStart();
    }
    metricsUpdateTask = ctx.timeout().schedule(new MetricsUpdater(), METRICS_UPDATE_FREQ, METRICS_UPDATE_FREQ);
    spi.setMetricsProvider(createMetricsProvider());
    if (ctx.security().enabled()) {
        if (isSecurityCompatibilityMode())
            ctx.addNodeAttribute(ATTR_SECURITY_COMPATIBILITY_MODE, true);
        spi.setAuthenticator(new DiscoverySpiNodeAuthenticator() {

            @Override
            public SecurityContext authenticateNode(ClusterNode node, SecurityCredentials cred) {
                try {
                    return ctx.security().authenticateNode(node, cred);
                } catch (IgniteCheckedException e) {
                    throw U.convertException(e);
                }
            }

            @Override
            public boolean isGlobalNodeAuthentication() {
                return ctx.security().isGlobalNodeAuthentication();
            }
        });
    }
    spi.setListener(new DiscoverySpiListener() {

        private long gridStartTime;

        /** {@inheritDoc} */
        @Override
        public void onLocalNodeInitialized(ClusterNode locNode) {
            for (IgniteInClosure<ClusterNode> lsnr : localNodeInitLsnrs) lsnr.apply(locNode);
        }

        @Override
        public void onDiscovery(final int type, final long topVer, final ClusterNode node, final Collection<ClusterNode> topSnapshot, final Map<Long, Collection<ClusterNode>> snapshots, @Nullable DiscoverySpiCustomMessage spiCustomMsg) {
            DiscoveryCustomMessage customMsg = spiCustomMsg == null ? null : ((CustomMessageWrapper) spiCustomMsg).delegate();
            if (skipMessage(type, customMsg))
                return;
            final ClusterNode locNode = localNode();
            if (snapshots != null)
                topHist = snapshots;
            boolean verChanged;
            if (type == EVT_NODE_METRICS_UPDATED)
                verChanged = false;
            else {
                if (type != EVT_NODE_SEGMENTED && type != EVT_CLIENT_NODE_DISCONNECTED && type != EVT_CLIENT_NODE_RECONNECTED && type != DiscoveryCustomEvent.EVT_DISCOVERY_CUSTOM_EVT) {
                    minorTopVer = 0;
                    verChanged = true;
                } else
                    verChanged = false;
            }
            if (type == EVT_NODE_FAILED || type == EVT_NODE_LEFT) {
                for (DiscoCache c : discoCacheHist.values()) c.updateAlives(node);
                updateClientNodes(node.id());
            }
            final AffinityTopologyVersion nextTopVer;
            if (type == DiscoveryCustomEvent.EVT_DISCOVERY_CUSTOM_EVT) {
                assert customMsg != null;
                boolean incMinorTopVer = ctx.cache().onCustomEvent(customMsg, new AffinityTopologyVersion(topVer, minorTopVer));
                if (incMinorTopVer) {
                    minorTopVer++;
                    verChanged = true;
                }
                nextTopVer = new AffinityTopologyVersion(topVer, minorTopVer);
                if (verChanged)
                    ctx.cache().onDiscoveryEvent(type, node, nextTopVer);
            } else {
                nextTopVer = new AffinityTopologyVersion(topVer, minorTopVer);
                ctx.cache().onDiscoveryEvent(type, node, nextTopVer);
            }
            if (type == DiscoveryCustomEvent.EVT_DISCOVERY_CUSTOM_EVT) {
                for (Class cls = customMsg.getClass(); cls != null; cls = cls.getSuperclass()) {
                    List<CustomEventListener<DiscoveryCustomMessage>> list = customEvtLsnrs.get(cls);
                    if (list != null) {
                        for (CustomEventListener<DiscoveryCustomMessage> lsnr : list) {
                            try {
                                lsnr.onCustomEvent(nextTopVer, node, customMsg);
                            } catch (Exception e) {
                                U.error(log, "Failed to notify direct custom event listener: " + customMsg, e);
                            }
                        }
                    }
                }
            }
            final DiscoCache discoCache;
            // event notifications, since SPI notifies manager about all events from this listener.
            if (verChanged) {
                discoCache = createDiscoCache(locNode, topSnapshot);
                discoCacheHist.put(nextTopVer, discoCache);
                boolean set = updateTopologyVersionIfGreater(nextTopVer, discoCache);
                assert set || topVer == 0 : "Topology version has not been updated [this.topVer=" + topSnap + ", topVer=" + topVer + ", node=" + node + ", evt=" + U.gridEventName(type) + ']';
            } else
                // Current version.
                discoCache = discoCache();
            // If this is a local join event, just save it and do not notify listeners.
            if (type == EVT_NODE_JOINED && node.id().equals(locNode.id())) {
                if (gridStartTime == 0)
                    gridStartTime = getSpi().getGridStartTime();
                updateTopologyVersionIfGreater(new AffinityTopologyVersion(locNode.order()), discoCache);
                startLatch.countDown();
                DiscoveryEvent discoEvt = new DiscoveryEvent();
                discoEvt.node(ctx.discovery().localNode());
                discoEvt.eventNode(node);
                discoEvt.type(EVT_NODE_JOINED);
                discoEvt.topologySnapshot(topVer, new ArrayList<>(F.view(topSnapshot, FILTER_DAEMON)));
                locJoin.onDone(new T2<>(discoEvt, discoCache));
                return;
            } else if (type == EVT_CLIENT_NODE_DISCONNECTED) {
                assert locNode.isClient() : locNode;
                assert node.isClient() : node;
                ((IgniteKernal) ctx.grid()).onDisconnected();
                locJoin = new GridFutureAdapter<>();
                registeredCaches.clear();
                for (AffinityTopologyVersion histVer : discoCacheHist.keySet()) {
                    Object rmvd = discoCacheHist.remove(histVer);
                    assert rmvd != null : histVer;
                }
                topHist.clear();
                topSnap.set(new Snapshot(AffinityTopologyVersion.ZERO, createDiscoCache(locNode, Collections.<ClusterNode>emptySet())));
            } else if (type == EVT_CLIENT_NODE_RECONNECTED) {
                assert locNode.isClient() : locNode;
                assert node.isClient() : node;
                boolean clusterRestarted = gridStartTime != getSpi().getGridStartTime();
                gridStartTime = getSpi().getGridStartTime();
                ((IgniteKernal) ctx.grid()).onReconnected(clusterRestarted);
                ctx.cluster().clientReconnectFuture().listen(new CI1<IgniteFuture<?>>() {

                    @Override
                    public void apply(IgniteFuture<?> fut) {
                        try {
                            fut.get();
                            discoWrk.addEvent(type, nextTopVer, node, discoCache, topSnapshot, null);
                        } catch (IgniteException ignore) {
                        // No-op.
                        }
                    }
                });
                return;
            }
            if (type == EVT_CLIENT_NODE_DISCONNECTED || type == EVT_NODE_SEGMENTED || !ctx.clientDisconnected())
                discoWrk.addEvent(type, nextTopVer, node, discoCache, topSnapshot, customMsg);
        }
    });
    spi.setDataExchange(new DiscoverySpiDataExchange() {

        @Override
        public DiscoveryDataBag collect(DiscoveryDataBag dataBag) {
            assert dataBag != null;
            assert dataBag.joiningNodeId() != null;
            if (ctx.localNodeId().equals(dataBag.joiningNodeId())) {
                for (GridComponent c : ctx.components()) c.collectJoiningNodeData(dataBag);
            } else {
                for (GridComponent c : ctx.components()) c.collectGridNodeData(dataBag);
            }
            return dataBag;
        }

        @Override
        public void onExchange(DiscoveryDataBag dataBag) {
            if (ctx.localNodeId().equals(dataBag.joiningNodeId())) {
                //NodeAdded msg reached joining node after round-trip over the ring
                for (GridComponent c : ctx.components()) {
                    if (c.discoveryDataType() != null)
                        c.onGridDataReceived(dataBag.gridDiscoveryData(c.discoveryDataType().ordinal()));
                }
            } else {
                //discovery data from newly joined node has to be applied to the current old node
                for (GridComponent c : ctx.components()) {
                    if (c.discoveryDataType() != null) {
                        JoiningNodeDiscoveryData data = dataBag.newJoinerDiscoveryData(c.discoveryDataType().ordinal());
                        if (data != null)
                            c.onJoiningNodeDataReceived(data);
                    }
                }
            }
        }
    });
    startSpi();
    registeredDiscoSpi = true;
    try {
        U.await(startLatch);
    } catch (IgniteInterruptedException e) {
        throw new IgniteCheckedException("Failed to start discovery manager (thread has been interrupted).", e);
    }
    // Start segment check worker only if frequency is greater than 0.
    if (hasRslvrs && segChkFreq > 0) {
        segChkWrk = new SegmentCheckWorker();
        segChkThread = new IgniteThread(segChkWrk);
        segChkThread.start();
    }
    locNode = spi.getLocalNode();
    checkAttributes(discoCache().remoteNodes());
    ctx.service().initCompatibilityMode(discoCache().remoteNodes());
    // Start discovery worker.
    new IgniteThread(discoWrk).start();
    if (log.isDebugEnabled())
        log.debug(startInfo());
}

Example 12 with DiscoverySpi

use of org.apache.ignite.spi.discovery.DiscoverySpi in project ignite by apache.

the class GridDiscoveryManager method reconnect.

/**
     * Leave cluster and try to join again.
     *
     * @throws IgniteSpiException If failed.
     */
public void reconnect() {
    assert reconnectSupported();
    DiscoverySpi discoverySpi = getSpi();
    ((TcpDiscoverySpi) discoverySpi).reconnect();
}

Example 13 with DiscoverySpi

use of org.apache.ignite.spi.discovery.DiscoverySpi in project ignite by apache.

the class TcpClientDiscoverySpiMulticastTest method assertSpi.

/**
     * @param ignite Ignite.
     * @param client Expected client mode flag.
     */
private void assertSpi(Ignite ignite, boolean client) {
    DiscoverySpi spi = ignite.configuration().getDiscoverySpi();
    assertSame(TcpDiscoverySpi.class, spi.getClass());
    TcpDiscoverySpi spi0 = (TcpDiscoverySpi) spi;
    assertSame(TcpDiscoveryMulticastIpFinder.class, spi0.getIpFinder().getClass());
    assertEquals(client, spi0.isClientMode());
    Collection<Object> addrSnds = GridTestUtils.getFieldValue(spi0.getIpFinder(), "addrSnds");
    assertNotNull(addrSnds);
    if (client)
        // Check client does not send its address.
        assertTrue(addrSnds.isEmpty());
    else
        assertFalse(addrSnds.isEmpty());
}

Example 14 with DiscoverySpi

use of org.apache.ignite.spi.discovery.DiscoverySpi in project ignite by apache.

the class GridSpiAbstractTest method configure.

/**
     * @param spi SPI.
     * @throws Exception If failed.
     * @throws IllegalAccessException If failed.
     * @throws InvocationTargetException If failed.
     */
private void configure(IgniteSpi spi) throws Exception {
    // Inject Configuration.
    for (Method m : getClass().getMethods()) {
        GridSpiTestConfig cfg = m.getAnnotation(GridSpiTestConfig.class);
        if (cfg != null) {
            if (getTestData().isDiscoveryTest() || (cfg.type() != ConfigType.DISCOVERY && !(spi instanceof DiscoverySpi)) || (cfg.type() != ConfigType.SELF && spi instanceof DiscoverySpi)) {
                assert m.getName().startsWith("get") : "Test configuration must be a getter [method=" + m.getName() + ']';
                // Determine getter name.
                String name = cfg.setterName();
                if (name == null || name.isEmpty())
                    name = 's' + m.getName().substring(1);
                Method setter = getMethod(spi.getClass(), name);
                assert setter != null : "Spi does not have setter for configuration property [spi=" + spi.getClass().getName() + ", config-prop=" + name + ']';
                // Inject configuration parameter into spi.
                setter.invoke(spi, m.invoke(this));
            }
        }
    }
    // will find each other.
    if (spi instanceof TcpCommunicationSpi)
        ((TcpCommunicationSpi) spi).setLocalPort(GridTestUtils.getNextCommPort(getClass()));
    if (spi instanceof TcpDiscoverySpi) {
        TcpDiscoveryIpFinder ipFinder = ((TcpDiscoverySpi) spi).getIpFinder();
        if (ipFinder instanceof TcpDiscoveryMulticastIpFinder) {
            String mcastAddr = GridTestUtils.getNextMulticastGroup(getClass());
            if (mcastAddr != null && !mcastAddr.isEmpty()) {
                ((TcpDiscoveryMulticastIpFinder) ipFinder).setMulticastGroup(mcastAddr);
                ((TcpDiscoveryMulticastIpFinder) ipFinder).setMulticastPort(GridTestUtils.getNextMulticastPort(getClass()));
            }
        }
    }
}

Example 15 with DiscoverySpi

use of org.apache.ignite.spi.discovery.DiscoverySpi in project ignite by apache.

the class GridSpiAbstractTest method configureDiscovery.

/**
     * @param spiTest SPI test annotation.
     * @throws Exception If anything failed.
     */
private void configureDiscovery(GridSpiTest spiTest) throws Exception {
    DiscoverySpi discoSpi = spiTest.discoverySpi().newInstance();
    if (discoSpi instanceof TcpDiscoverySpi) {
        TcpDiscoverySpi tcpDisco = (TcpDiscoverySpi) discoSpi;
        tcpDisco.setIpFinder(new TcpDiscoveryVmIpFinder(true));
    }
    getTestData().setDiscoverySpi(discoSpi);
    getTestResources().inject(discoSpi);
    configure(discoSpi);
    if (discoSpi.getNodeAttributes() != null)
        getTestData().getAttributes().putAll(discoSpi.getNodeAttributes());
}