Examples with MessageFormatter org.apache.ignite.plugin.extensions.communication.MessageFormatter used on opensource projects

Example 1 with MessageFormatter

use of org.apache.ignite.plugin.extensions.communication.MessageFormatter in project ignite by apache.

the class GridManagerAdapter method onKernalStart.

/**
 * {@inheritDoc}
 */
@Override
public final void onKernalStart(boolean active) throws IgniteCheckedException {
    for (final IgniteSpi spi : spis) {
        try {
            spi.onContextInitialized(new IgniteSpiContext() {

                @Override
                public boolean isStopping() {
                    return ctx.isStopping();
                }

                @Override
                public Collection<ClusterNode> remoteNodes() {
                    return ctx.discovery().remoteNodes();
                }

                @Override
                public Collection<ClusterNode> nodes() {
                    return ctx.discovery().allNodes();
                }

                @Override
                public ClusterNode localNode() {
                    return ctx.discovery().localNode();
                }

                @Override
                public Collection<ClusterNode> remoteDaemonNodes() {
                    final Collection<ClusterNode> all = ctx.discovery().daemonNodes();
                    return !localNode().isDaemon() ? all : F.view(all, new IgnitePredicate<ClusterNode>() {

                        @Override
                        public boolean apply(ClusterNode n) {
                            return n.isDaemon();
                        }
                    });
                }

                @Nullable
                @Override
                public ClusterNode node(UUID nodeId) {
                    A.notNull(nodeId, "nodeId");
                    return ctx.discovery().node(nodeId);
                }

                @Override
                public boolean pingNode(UUID nodeId) {
                    A.notNull(nodeId, "nodeId");
                    try {
                        return ctx.discovery().pingNode(nodeId);
                    } catch (IgniteCheckedException e) {
                        throw U.convertException(e);
                    }
                }

                @Override
                public void send(ClusterNode node, Serializable msg, String topic) throws IgniteSpiException {
                    A.notNull(node, "node");
                    A.notNull(msg, "msg");
                    A.notNull(topic, "topic");
                    try {
                        if (msg instanceof Message)
                            ctx.io().sendToCustomTopic(node, topic, (Message) msg, SYSTEM_POOL);
                        else
                            ctx.io().sendUserMessage(Collections.singletonList(node), msg, topic, false, 0, false);
                    } catch (IgniteCheckedException e) {
                        throw unwrapException(e);
                    }
                }

                @Override
                public void addLocalMessageListener(Object topic, IgniteBiPredicate<UUID, ?> p) {
                    A.notNull(topic, "topic");
                    A.notNull(p, "p");
                    ctx.io().addUserMessageListener(topic, p);
                }

                @Override
                public void removeLocalMessageListener(Object topic, IgniteBiPredicate<UUID, ?> p) {
                    A.notNull(topic, "topic");
                    A.notNull(topic, "p");
                    ctx.io().removeUserMessageListener(topic, p);
                }

                @Override
                public void addMessageListener(GridMessageListener lsnr, String topic) {
                    A.notNull(lsnr, "lsnr");
                    A.notNull(topic, "topic");
                    ctx.io().addMessageListener(topic, lsnr);
                }

                @Override
                public boolean removeMessageListener(GridMessageListener lsnr, String topic) {
                    A.notNull(lsnr, "lsnr");
                    A.notNull(topic, "topic");
                    return ctx.io().removeMessageListener(topic, lsnr);
                }

                @Override
                public void addLocalEventListener(GridLocalEventListener lsnr, int... types) {
                    A.notNull(lsnr, "lsnr");
                    ctx.event().addLocalEventListener(lsnr, types);
                }

                @Override
                public boolean removeLocalEventListener(GridLocalEventListener lsnr) {
                    A.notNull(lsnr, "lsnr");
                    return ctx.event().removeLocalEventListener(lsnr);
                }

                @Override
                public boolean isEventRecordable(int... types) {
                    for (int t : types) if (!ctx.event().isRecordable(t))
                        return false;
                    return true;
                }

                @Override
                public void recordEvent(Event evt) {
                    A.notNull(evt, "evt");
                    if (ctx.event().isRecordable(evt.type()))
                        ctx.event().record(evt);
                }

                @Override
                public void registerPort(int port, IgnitePortProtocol proto) {
                    ctx.ports().registerPort(port, proto, spi.getClass());
                }

                @Override
                public void deregisterPort(int port, IgnitePortProtocol proto) {
                    ctx.ports().deregisterPort(port, proto, spi.getClass());
                }

                @Override
                public void deregisterPorts() {
                    ctx.ports().deregisterPorts(spi.getClass());
                }

                @Nullable
                @Override
                public <K, V> V get(String cacheName, K key) {
                    return ctx.cache().<K, V>jcache(cacheName).get(key);
                }

                @Nullable
                @Override
                public <K, V> V put(String cacheName, K key, V val, long ttl) {
                    try {
                        if (ttl > 0) {
                            ExpiryPolicy plc = new TouchedExpiryPolicy(new Duration(MILLISECONDS, ttl));
                            IgniteCache<K, V> cache = ctx.cache().<K, V>publicJCache(cacheName).withExpiryPolicy(plc);
                            return cache.getAndPut(key, val);
                        } else
                            return ctx.cache().<K, V>jcache(cacheName).getAndPut(key, val);
                    } catch (IgniteCheckedException e) {
                        throw CU.convertToCacheException(e);
                    }
                }

                @Nullable
                @Override
                public <K, V> V putIfAbsent(String cacheName, K key, V val, long ttl) {
                    try {
                        if (ttl > 0) {
                            ExpiryPolicy plc = new TouchedExpiryPolicy(new Duration(MILLISECONDS, ttl));
                            IgniteCache<K, V> cache = ctx.cache().<K, V>publicJCache(cacheName).withExpiryPolicy(plc);
                            return cache.getAndPutIfAbsent(key, val);
                        } else
                            return ctx.cache().<K, V>jcache(cacheName).getAndPutIfAbsent(key, val);
                    } catch (IgniteCheckedException e) {
                        throw CU.convertToCacheException(e);
                    }
                }

                @Nullable
                @Override
                public <K, V> V remove(String cacheName, K key) {
                    return ctx.cache().<K, V>jcache(cacheName).getAndRemove(key);
                }

                @Override
                public <K> boolean containsKey(String cacheName, K key) {
                    return ctx.cache().cache(cacheName).containsKey(key);
                }

                @Override
                public int partition(String cacheName, Object key) {
                    return ctx.cache().cache(cacheName).affinity().partition(key);
                }

                @Override
                public IgniteNodeValidationResult validateNode(ClusterNode node) {
                    for (GridComponent comp : ctx) {
                        IgniteNodeValidationResult err = comp.validateNode(node);
                        if (err != null)
                            return err;
                    }
                    return null;
                }

                @Nullable
                @Override
                public IgniteNodeValidationResult validateNode(ClusterNode node, DiscoveryDataBag discoData) {
                    for (GridComponent comp : ctx) {
                        if (comp.discoveryDataType() == null)
                            continue;
                        IgniteNodeValidationResult err = comp.validateNode(node, discoData.newJoinerDiscoveryData(comp.discoveryDataType().ordinal()));
                        if (err != null)
                            return err;
                    }
                    return null;
                }

                @Override
                public Collection<SecuritySubject> authenticatedSubjects() {
                    try {
                        return ctx.security().authenticatedSubjects();
                    } catch (IgniteCheckedException e) {
                        throw U.convertException(e);
                    }
                }

                @Override
                public SecuritySubject authenticatedSubject(UUID subjId) {
                    try {
                        return ctx.security().authenticatedSubject(subjId);
                    } catch (IgniteCheckedException e) {
                        throw U.convertException(e);
                    }
                }

                @Override
                public MessageFormatter messageFormatter() {
                    return ctx.io().formatter();
                }

                @Override
                public MessageFactory messageFactory() {
                    return ctx.io().messageFactory();
                }

                @Override
                public boolean tryFailNode(UUID nodeId, @Nullable String warning) {
                    return ctx.discovery().tryFailNode(nodeId, warning);
                }

                @Override
                public void failNode(UUID nodeId, @Nullable String warning) {
                    ctx.discovery().failNode(nodeId, warning);
                }

                @Override
                public void addTimeoutObject(IgniteSpiTimeoutObject obj) {
                    ctx.timeout().addTimeoutObject(new GridSpiTimeoutObject(obj));
                }

                @Override
                public void removeTimeoutObject(IgniteSpiTimeoutObject obj) {
                    ctx.timeout().removeTimeoutObject(new GridSpiTimeoutObject(obj));
                }

                @Override
                public Map<String, Object> nodeAttributes() {
                    return ctx.nodeAttributes();
                }

                @Override
                public boolean communicationFailureResolveSupported() {
                    return ctx.discovery().communicationErrorResolveSupported();
                }

                @Override
                public void resolveCommunicationFailure(ClusterNode node, Exception err) {
                    ctx.discovery().resolveCommunicationError(node, err);
                }

                @Override
                public ReadOnlyMetricRegistry getOrCreateMetricRegistry(String name) {
                    return ctx.metric().registry(name);
                }

                @Override
                public void removeMetricRegistry(String name) {
                    ctx.metric().remove(name);
                }

                @Override
                public Iterable<ReadOnlyMetricRegistry> metricRegistries() {
                    return ctx.metric();
                }

                @Override
                public void addMetricRegistryCreationListener(Consumer<ReadOnlyMetricRegistry> lsnr) {
                    ctx.metric().addMetricRegistryCreationListener(lsnr);
                }

                /**
                 * @param e Exception to handle.
                 * @return GridSpiException Converted exception.
                 */
                private IgniteSpiException unwrapException(IgniteCheckedException e) {
                    // Avoid double-wrapping.
                    if (e.getCause() instanceof IgniteSpiException)
                        return (IgniteSpiException) e.getCause();
                    return new IgniteSpiException("Failed to execute SPI context method.", e);
                }
            });
        } catch (IgniteSpiException e) {
            throw new IgniteCheckedException("Failed to initialize SPI context.", e);
        }
    }
    onKernalStart0();
}

Example 2 with MessageFormatter

use of org.apache.ignite.plugin.extensions.communication.MessageFormatter in project ignite by apache.

the class GridIoManager method start.

/** {@inheritDoc} */
@SuppressWarnings("deprecation")
@Override
public void start(boolean activeOnStart) throws IgniteCheckedException {
    assertParameter(discoDelay > 0, "discoveryStartupDelay > 0");
    startSpi();
    getSpi().setListener(commLsnr = new CommunicationListener<Serializable>() {

        @Override
        public void onMessage(UUID nodeId, Serializable msg, IgniteRunnable msgC) {
            try {
                onMessage0(nodeId, (GridIoMessage) msg, msgC);
            } catch (ClassCastException ignored) {
                U.error(log, "Communication manager received message of unknown type (will ignore): " + msg.getClass().getName() + ". Most likely GridCommunicationSpi is being used directly, " + "which is illegal - make sure to send messages only via GridProjection API.");
            }
        }

        @Override
        public void onDisconnected(UUID nodeId) {
            for (GridDisconnectListener lsnr : disconnectLsnrs) lsnr.onNodeDisconnected(nodeId);
        }
    });
    ctx.addNodeAttribute(DIRECT_PROTO_VER_ATTR, DIRECT_PROTO_VER);
    MessageFormatter[] formatterExt = ctx.plugins().extensions(MessageFormatter.class);
    if (formatterExt != null && formatterExt.length > 0) {
        if (formatterExt.length > 1)
            throw new IgniteCheckedException("More than one MessageFormatter extension is defined. Check your " + "plugins configuration and make sure that only one of them provides custom message format.");
        formatter = formatterExt[0];
    } else {
        formatter = new MessageFormatter() {

            @Override
            public MessageWriter writer(UUID rmtNodeId) throws IgniteCheckedException {
                assert rmtNodeId != null;
                return new DirectMessageWriter(U.directProtocolVersion(ctx, rmtNodeId));
            }

            @Override
            public MessageReader reader(UUID rmtNodeId, MessageFactory msgFactory) throws IgniteCheckedException {
                assert rmtNodeId != null;
                return new DirectMessageReader(msgFactory, U.directProtocolVersion(ctx, rmtNodeId));
            }
        };
    }
    MessageFactory[] msgs = ctx.plugins().extensions(MessageFactory.class);
    if (msgs == null)
        msgs = EMPTY;
    List<MessageFactory> compMsgs = new ArrayList<>();
    for (IgniteComponentType compType : IgniteComponentType.values()) {
        MessageFactory f = compType.messageFactory();
        if (f != null)
            compMsgs.add(f);
    }
    if (!compMsgs.isEmpty())
        msgs = F.concat(msgs, compMsgs.toArray(new MessageFactory[compMsgs.size()]));
    msgFactory = new GridIoMessageFactory(msgs);
    if (log.isDebugEnabled())
        log.debug(startInfo());
    addMessageListener(GridTopic.TOPIC_IO_TEST, new GridMessageListener() {

        @Override
        public void onMessage(UUID nodeId, Object msg) {
            ClusterNode node = ctx.discovery().node(nodeId);
            if (node == null)
                return;
            IgniteIoTestMessage msg0 = (IgniteIoTestMessage) msg;
            msg0.senderNodeId(nodeId);
            if (msg0.request()) {
                IgniteIoTestMessage res = new IgniteIoTestMessage(msg0.id(), false, null);
                res.flags(msg0.flags());
                res.onRequestProcessed();
                res.copyDataFromRequest(msg0);
                try {
                    sendToGridTopic(node, GridTopic.TOPIC_IO_TEST, res, GridIoPolicy.SYSTEM_POOL);
                } catch (IgniteCheckedException e) {
                    U.error(log, "Failed to send IO test response [msg=" + msg0 + "]", e);
                }
            } else {
                IoTestFuture fut = ioTestMap().get(msg0.id());
                msg0.onResponseProcessed();
                if (fut == null)
                    U.warn(log, "Failed to find IO test future [msg=" + msg0 + ']');
                else
                    fut.onResponse(msg0);
            }
        }
    });
}

Example 3 with MessageFormatter

use of org.apache.ignite.plugin.extensions.communication.MessageFormatter in project ignite by apache.

the class TcpCommunicationSpi method resetNioServer.

/**
 * Recreates tpcSrvr socket instance.
 *
 * @return Server instance.
 * @throws IgniteCheckedException Thrown if it's not possible to create server.
 */
private GridNioServer<Message> resetNioServer() throws IgniteCheckedException {
    if (boundTcpPort >= 0)
        throw new IgniteCheckedException("Tcp NIO server was already created on port " + boundTcpPort);
    IgniteCheckedException lastEx = null;
    // If configured TCP port is busy, find first available in range.
    int lastPort = locPortRange == 0 ? locPort : locPort + locPortRange - 1;
    for (int port = locPort; port <= lastPort; port++) {
        try {
            MessageFactory msgFactory = new MessageFactory() {

                private MessageFactory impl;

                @Nullable
                @Override
                public Message create(short type) {
                    if (impl == null)
                        impl = getSpiContext().messageFactory();
                    assert impl != null;
                    return impl.create(type);
                }
            };
            GridNioMessageReaderFactory readerFactory = new GridNioMessageReaderFactory() {

                private MessageFormatter formatter;

                @Override
                public MessageReader reader(GridNioSession ses, MessageFactory msgFactory) throws IgniteCheckedException {
                    if (formatter == null)
                        formatter = getSpiContext().messageFormatter();
                    assert formatter != null;
                    ConnectionKey key = ses.meta(CONN_IDX_META);
                    return key != null ? formatter.reader(key.nodeId(), msgFactory) : null;
                }
            };
            GridNioMessageWriterFactory writerFactory = new GridNioMessageWriterFactory() {

                private MessageFormatter formatter;

                @Override
                public MessageWriter writer(GridNioSession ses) throws IgniteCheckedException {
                    if (formatter == null)
                        formatter = getSpiContext().messageFormatter();
                    assert formatter != null;
                    ConnectionKey key = ses.meta(CONN_IDX_META);
                    return key != null ? formatter.writer(key.nodeId()) : null;
                }
            };
            GridDirectParser parser = new GridDirectParser(log.getLogger(GridDirectParser.class), msgFactory, readerFactory);
            IgnitePredicate<Message> skipRecoveryPred = new IgnitePredicate<Message>() {

                @Override
                public boolean apply(Message msg) {
                    return msg instanceof RecoveryLastReceivedMessage;
                }
            };
            boolean clientMode = Boolean.TRUE.equals(ignite.configuration().isClientMode());
            IgniteBiInClosure<GridNioSession, Integer> queueSizeMonitor = !clientMode && slowClientQueueLimit > 0 ? new CI2<GridNioSession, Integer>() {

                @Override
                public void apply(GridNioSession ses, Integer qSize) {
                    checkClientQueueSize(ses, qSize);
                }
            } : null;
            GridNioFilter[] filters;
            if (isSslEnabled()) {
                GridNioSslFilter sslFilter = new GridNioSslFilter(ignite.configuration().getSslContextFactory().create(), true, ByteOrder.nativeOrder(), log);
                sslFilter.directMode(true);
                sslFilter.wantClientAuth(true);
                sslFilter.needClientAuth(true);
                filters = new GridNioFilter[] { new GridNioCodecFilter(parser, log, true), new GridConnectionBytesVerifyFilter(log), sslFilter };
            } else
                filters = new GridNioFilter[] { new GridNioCodecFilter(parser, log, true), new GridConnectionBytesVerifyFilter(log) };
            GridNioServer<Message> srvr = GridNioServer.<Message>builder().address(locHost).port(port).listener(srvLsnr).logger(log).selectorCount(selectorsCnt).igniteInstanceName(igniteInstanceName).serverName("tcp-comm").tcpNoDelay(tcpNoDelay).directBuffer(directBuf).byteOrder(ByteOrder.nativeOrder()).socketSendBufferSize(sockSndBuf).socketReceiveBufferSize(sockRcvBuf).sendQueueLimit(msgQueueLimit).directMode(true).metricsListener(metricsLsnr).writeTimeout(sockWriteTimeout).selectorSpins(selectorSpins).filters(filters).writerFactory(writerFactory).skipRecoveryPredicate(skipRecoveryPred).messageQueueSizeListener(queueSizeMonitor).readWriteSelectorsAssign(usePairedConnections).build();
            boundTcpPort = port;
            // Ack Port the TCP server was bound to.
            if (log.isInfoEnabled()) {
                log.info("Successfully bound communication NIO server to TCP port " + "[port=" + boundTcpPort + ", locHost=" + locHost + ", selectorsCnt=" + selectorsCnt + ", selectorSpins=" + srvr.selectorSpins() + ", pairedConn=" + usePairedConnections + ']');
            }
            srvr.idleTimeout(idleConnTimeout);
            return srvr;
        } catch (IgniteCheckedException e) {
            if (X.hasCause(e, SSLException.class))
                throw new IgniteSpiException("Failed to create SSL context. SSL factory: " + ignite.configuration().getSslContextFactory() + '.', e);
            lastEx = e;
            if (log.isDebugEnabled())
                log.debug("Failed to bind to local port (will try next port within range) [port=" + port + ", locHost=" + locHost + ']');
            onException("Failed to bind to local port (will try next port within range) [port=" + port + ", locHost=" + locHost + ']', e);
        }
    }
    // If free port wasn't found.
    throw new IgniteCheckedException("Failed to bind to any port within range [startPort=" + locPort + ", portRange=" + locPortRange + ", locHost=" + locHost + ']', lastEx);
}

Example 4 with MessageFormatter

use of org.apache.ignite.plugin.extensions.communication.MessageFormatter in project ignite by apache.

the class GridIoManager method start.

/**
 * {@inheritDoc}
 */
@Override
public void start() throws IgniteCheckedException {
    ctx.addNodeAttribute(DIRECT_PROTO_VER_ATTR, DIRECT_PROTO_VER);
    MessageFormatter[] formatterExt = ctx.plugins().extensions(MessageFormatter.class);
    if (formatterExt != null && formatterExt.length > 0) {
        if (formatterExt.length > 1)
            throw new IgniteCheckedException("More than one MessageFormatter extension is defined. Check your " + "plugins configuration and make sure that only one of them provides custom message format.");
        formatter = formatterExt[0];
    } else {
        formatter = new MessageFormatter() {

            @Override
            public MessageWriter writer(UUID rmtNodeId) throws IgniteCheckedException {
                assert rmtNodeId != null;
                return new DirectMessageWriter(U.directProtocolVersion(ctx, rmtNodeId));
            }

            @Override
            public MessageReader reader(UUID rmtNodeId, MessageFactory msgFactory) throws IgniteCheckedException {
                return new DirectMessageReader(msgFactory, rmtNodeId != null ? U.directProtocolVersion(ctx, rmtNodeId) : DIRECT_PROTO_VER);
            }
        };
    }
    MessageFactory[] msgs = ctx.plugins().extensions(MessageFactory.class);
    if (msgs == null)
        msgs = EMPTY;
    List<MessageFactory> compMsgs = new ArrayList<>();
    compMsgs.add(new GridIoMessageFactory());
    for (IgniteComponentType compType : IgniteComponentType.values()) {
        MessageFactory f = compType.messageFactory();
        if (f != null)
            compMsgs.add(f);
    }
    if (!compMsgs.isEmpty())
        msgs = F.concat(msgs, compMsgs.toArray(new MessageFactory[compMsgs.size()]));
    msgFactory = new IgniteMessageFactoryImpl(msgs);
    CommunicationSpi<Serializable> spi = getSpi();
    if ((CommunicationSpi<?>) spi instanceof TcpCommunicationSpi)
        getTcpCommunicationSpi().setConnectionRequestor(invConnHandler);
    startSpi();
    MetricRegistry ioMetric = ctx.metric().registry(COMM_METRICS);
    ioMetric.register(OUTBOUND_MSG_QUEUE_CNT, spi::getOutboundMessagesQueueSize, "Outbound messages queue size.");
    ioMetric.register(SENT_MSG_CNT, spi::getSentMessagesCount, "Sent messages count.");
    ioMetric.register(SENT_BYTES_CNT, spi::getSentBytesCount, "Sent bytes count.");
    ioMetric.register(RCVD_MSGS_CNT, spi::getReceivedMessagesCount, "Received messages count.");
    ioMetric.register(RCVD_BYTES_CNT, spi::getReceivedBytesCount, "Received bytes count.");
    getSpi().setListener(commLsnr = new CommunicationListenerEx<Serializable>() {

        @Override
        public void onMessage(UUID nodeId, Serializable msg, IgniteRunnable msgC) {
            try {
                onMessage0(nodeId, (GridIoMessage) msg, msgC);
            } catch (ClassCastException ignored) {
                U.error(log, "Communication manager received message of unknown type (will ignore): " + msg.getClass().getName() + ". Most likely GridCommunicationSpi is being used directly, " + "which is illegal - make sure to send messages only via GridProjection API.");
            }
        }

        @Override
        public void onDisconnected(UUID nodeId) {
            for (GridDisconnectListener lsnr : disconnectLsnrs) lsnr.onNodeDisconnected(nodeId);
        }

        @Override
        public void onChannelOpened(UUID rmtNodeId, Serializable initMsg, Channel channel) {
            try {
                onChannelOpened0(rmtNodeId, (GridIoMessage) initMsg, channel);
            } catch (ClassCastException ignored) {
                U.error(log, "Communication manager received message of unknown type (will ignore): " + initMsg.getClass().getName() + ". Most likely GridCommunicationSpi is being used directly, " + "which is illegal - make sure to send messages only via GridProjection API.");
            }
        }
    });
    if (log.isDebugEnabled())
        log.debug(startInfo());
    addMessageListener(GridTopic.TOPIC_IO_TEST, new GridMessageListener() {

        @Override
        public void onMessage(UUID nodeId, Object msg, byte plc) {
            ClusterNode node = ctx.discovery().node(nodeId);
            if (node == null)
                return;
            IgniteIoTestMessage msg0 = (IgniteIoTestMessage) msg;
            msg0.senderNodeId(nodeId);
            if (msg0.request()) {
                IgniteIoTestMessage res = new IgniteIoTestMessage(msg0.id(), false, null);
                res.flags(msg0.flags());
                res.onRequestProcessed();
                res.copyDataFromRequest(msg0);
                try {
                    sendToGridTopic(node, GridTopic.TOPIC_IO_TEST, res, GridIoPolicy.SYSTEM_POOL);
                } catch (IgniteCheckedException e) {
                    U.error(log, "Failed to send IO test response [msg=" + msg0 + "]", e);
                }
            } else {
                IoTestFuture fut = ioTestMap().get(msg0.id());
                msg0.onResponseProcessed();
                if (fut == null)
                    U.warn(log, "Failed to find IO test future [msg=" + msg0 + ']');
                else
                    fut.onResponse(msg0);
            }
        }
    });
}

Example 5 with MessageFormatter

use of org.apache.ignite.plugin.extensions.communication.MessageFormatter in project ignite by apache.

the class GridNioServerWrapper method resetNioServer.

/**
 * Recreates tpcSrvr socket instance.
 *
 * @return Server instance.
 * @throws IgniteCheckedException Thrown if it's not possible to create server.
 */
public GridNioServer<Message> resetNioServer() throws IgniteCheckedException {
    if (cfg.boundTcpPort() >= 0)
        throw new IgniteCheckedException("Tcp NIO server was already created on port " + cfg.boundTcpPort());
    IgniteCheckedException lastEx = null;
    // If configured TCP port is busy, find first available in range.
    int lastPort = cfg.localPort() == -1 ? -1 : cfg.localPortRange() == 0 ? cfg.localPort() : cfg.localPort() + cfg.localPortRange() - 1;
    for (int port = cfg.localPort(); port <= lastPort; port++) {
        try {
            MessageFactory msgFactory = new MessageFactory() {

                private MessageFactory impl;

                @Nullable
                @Override
                public Message create(short type) {
                    if (impl == null)
                        impl = stateProvider.getSpiContext().messageFactory();
                    assert impl != null;
                    return impl.create(type);
                }
            };
            GridNioMessageReaderFactory readerFactory = new GridNioMessageReaderFactory() {

                private IgniteSpiContext context;

                private MessageFormatter formatter;

                @Override
                public MessageReader reader(GridNioSession ses, MessageFactory msgFactory) throws IgniteCheckedException {
                    final IgniteSpiContext ctx = stateProvider.getSpiContextWithoutInitialLatch();
                    if (formatter == null || context != ctx) {
                        context = ctx;
                        formatter = context.messageFormatter();
                    }
                    assert formatter != null;
                    ConnectionKey key = ses.meta(CONN_IDX_META);
                    return key != null ? formatter.reader(key.nodeId(), msgFactory) : null;
                }
            };
            GridNioMessageWriterFactory writerFactory = new GridNioMessageWriterFactory() {

                private IgniteSpiContext context;

                private MessageFormatter formatter;

                @Override
                public MessageWriter writer(GridNioSession ses) throws IgniteCheckedException {
                    final IgniteSpiContext ctx = stateProvider.getSpiContextWithoutInitialLatch();
                    if (formatter == null || context != ctx) {
                        context = ctx;
                        formatter = context.messageFormatter();
                    }
                    assert formatter != null;
                    ConnectionKey key = ses.meta(CONN_IDX_META);
                    return key != null ? formatter.writer(key.nodeId()) : null;
                }
            };
            GridDirectParser parser = new GridDirectParser(log.getLogger(GridDirectParser.class), msgFactory, readerFactory);
            IgnitePredicate<Message> skipRecoveryPred = msg -> msg instanceof RecoveryLastReceivedMessage;
            boolean clientMode = Boolean.TRUE.equals(igniteCfg.isClientMode());
            IgniteBiInClosure<GridNioSession, Integer> queueSizeMonitor = !clientMode && cfg.slowClientQueueLimit() > 0 ? this::checkClientQueueSize : null;
            List<GridNioFilter> filters = new ArrayList<>();
            if (tracing instanceof GridTracingManager && ((GridManager) tracing).enabled())
                filters.add(new GridNioTracerFilter(log, tracing));
            filters.add(new GridNioCodecFilter(parser, log, true));
            filters.add(new GridConnectionBytesVerifyFilter(log));
            if (stateProvider.isSslEnabled()) {
                GridNioSslFilter sslFilter = new GridNioSslFilter(igniteCfg.getSslContextFactory().create(), true, ByteOrder.LITTLE_ENDIAN, log, metricMgr == null ? null : metricMgr.registry(COMMUNICATION_METRICS_GROUP_NAME));
                sslFilter.directMode(true);
                sslFilter.wantClientAuth(true);
                sslFilter.needClientAuth(true);
                filters.add(sslFilter);
            }
            GridNioServer.Builder<Message> builder = GridNioServer.<Message>builder().address(cfg.localHost()).port(port).listener(srvLsnr).logger(log).selectorCount(cfg.selectorsCount()).igniteInstanceName(igniteInstanceName).serverName("tcp-comm").tcpNoDelay(cfg.tcpNoDelay()).directBuffer(cfg.directBuffer()).byteOrder(ByteOrder.LITTLE_ENDIAN).socketSendBufferSize(cfg.socketSendBuffer()).socketReceiveBufferSize(cfg.socketReceiveBuffer()).sendQueueLimit(cfg.messageQueueLimit()).directMode(true).writeTimeout(cfg.socketWriteTimeout()).selectorSpins(cfg.selectorSpins()).filters(filters.toArray(new GridNioFilter[filters.size()])).writerFactory(writerFactory).skipRecoveryPredicate(skipRecoveryPred).messageQueueSizeListener(queueSizeMonitor).tracing(tracing).readWriteSelectorsAssign(cfg.usePairedConnections());
            if (metricMgr != null) {
                builder.workerListener(workersRegistry).metricRegistry(metricMgr.registry(COMMUNICATION_METRICS_GROUP_NAME));
            }
            GridNioServer<Message> srvr = builder.build();
            cfg.boundTcpPort(port);
            // Ack Port the TCP server was bound to.
            if (log.isInfoEnabled()) {
                log.info("Successfully bound communication NIO server to TCP port " + "[port=" + cfg.boundTcpPort() + ", locHost=" + cfg.localHost() + ", selectorsCnt=" + cfg.selectorsCount() + ", selectorSpins=" + srvr.selectorSpins() + ", pairedConn=" + cfg.usePairedConnections() + ']');
            }
            srvr.idleTimeout(cfg.idleConnectionTimeout());
            return srvr;
        } catch (IgniteCheckedException e) {
            if (X.hasCause(e, SSLException.class))
                throw new IgniteSpiException("Failed to create SSL context. SSL factory: " + igniteCfg.getSslContextFactory() + '.', e);
            lastEx = e;
            if (log.isDebugEnabled())
                log.debug("Failed to bind to local port (will try next port within range) [port=" + port + ", locHost=" + cfg.localHost() + ']');
            eRegistrySupplier.get().onException("Failed to bind to local port (will try next port within range) [port=" + port + ", locHost=" + cfg.localHost() + ']', e);
        }
    }
    // If free port wasn't found.
    throw new IgniteCheckedException("Failed to bind to any port within range [startPort=" + cfg.localPort() + ", portRange=" + cfg.localPortRange() + ", locHost=" + cfg.localHost() + ']', lastEx);
}