Examples with GridNioServerWrapper org.apache.ignite.spi.communication.tcp.internal.GridNioServerWrapper used on opensource projects

Example 16 with GridNioServerWrapper

use of org.apache.ignite.spi.communication.tcp.internal.GridNioServerWrapper in project ignite by apache.

the class GridTcpCommunicationSpiConcurrentConnectSelfTest method concurrentConnect.

/**
 * @param threads Number of threads.
 * @param msgPerThread Messages per thread.
 * @param iters Number of iterations.
 * @param sleep If {@code true} sleeps random time before starts send messages.
 * @param load Run load threads flag.
 * @throws Exception If failed.
 */
private void concurrentConnect(final int threads, final int msgPerThread, final int iters, final boolean sleep, boolean load) throws Exception {
    log.info("Concurrent connect [threads=" + threads + ", msgPerThread=" + msgPerThread + ", iters=" + iters + ", load=" + load + ", sleep=" + sleep + ']');
    final AtomicBoolean stop = new AtomicBoolean();
    IgniteInternalFuture<?> loadFut = null;
    if (load) {
        loadFut = GridTestUtils.runMultiThreadedAsync(new Callable<Long>() {

            @Override
            public Long call() throws Exception {
                long dummyRes = 0;
                List<String> list = new ArrayList<>();
                while (!stop.get()) {
                    for (int i = 0; i < 100; i++) {
                        String str = new String(new byte[i]);
                        list.add(str);
                        dummyRes += str.hashCode();
                    }
                    if (list.size() > 1000_000) {
                        list = new ArrayList<>();
                        System.gc();
                    }
                }
                return dummyRes;
            }
        }, 2, "test-load");
    }
    try {
        for (int i = 0; i < iters; i++) {
            log.info("Iteration: " + i);
            final AtomicInteger msgId = new AtomicInteger();
            final int expMsgs = threads * msgPerThread;
            CountDownLatch latch = new CountDownLatch(expMsgs);
            MessageListener lsnr = new MessageListener(latch);
            createSpis(lsnr);
            final AtomicInteger idx = new AtomicInteger();
            try {
                final Callable<Void> c = new Callable<Void>() {

                    @Override
                    public Void call() throws Exception {
                        int idx0 = idx.getAndIncrement();
                        Thread.currentThread().setName("Test thread [idx=" + idx0 + ", grid=" + (idx0 % 2) + ']');
                        CommunicationSpi<Message> spi = spis.get(idx0 % 2);
                        ClusterNode srcNode = nodes.get(idx0 % 2);
                        ClusterNode dstNode = nodes.get((idx0 + 1) % 2);
                        if (sleep) {
                            ThreadLocalRandom rnd = ThreadLocalRandom.current();
                            long millis = rnd.nextLong(10);
                            if (millis > 0)
                                Thread.sleep(millis);
                        }
                        for (int i = 0; i < msgPerThread; i++) spi.sendMessage(dstNode, new GridTestMessage(srcNode.id(), msgId.incrementAndGet(), 0));
                        return null;
                    }
                };
                List<Thread> threadsList = new ArrayList<>();
                final AtomicBoolean fail = new AtomicBoolean();
                final AtomicLong tId = new AtomicLong();
                for (int t = 0; t < threads; t++) {
                    Thread t0 = new Thread(new Runnable() {

                        @Override
                        public void run() {
                            try {
                                c.call();
                            } catch (Throwable e) {
                                log.error("Unexpected error: " + e, e);
                                fail.set(true);
                            }
                        }
                    }) {

                        @Override
                        public long getId() {
                            // Override getId to use all connections.
                            return tId.getAndIncrement();
                        }
                    };
                    threadsList.add(t0);
                    t0.start();
                }
                for (Thread t0 : threadsList) t0.join();
                assertTrue(latch.await(10, TimeUnit.SECONDS));
                for (CommunicationSpi<?> spi : spis) {
                    ConcurrentMap<UUID, GridCommunicationClient> clients = GridTestUtils.getFieldValue(spi, "clientPool", "clients");
                    assertEquals(1, clients.size());
                    final GridNioServer<?> srv = ((GridNioServerWrapper) U.field(spi, "nioSrvWrapper")).nio();
                    final int conns = pairedConnections ? 2 : 1;
                    GridTestUtils.waitForCondition(new GridAbsPredicate() {

                        @Override
                        public boolean apply() {
                            Collection<?> sessions = U.field(srv, "sessions");
                            return sessions.size() == conns * connectionsPerNode;
                        }
                    }, 5000);
                    Collection<?> sessions = U.field(srv, "sessions");
                    assertEquals(conns * connectionsPerNode, sessions.size());
                }
                assertEquals(expMsgs, lsnr.cntr.get());
            } finally {
                stopSpis();
            }
        }
    } finally {
        stop.set(true);
        if (loadFut != null)
            loadFut.get();
    }
}

Example 17 with GridNioServerWrapper

use of org.apache.ignite.spi.communication.tcp.internal.GridNioServerWrapper in project ignite by apache.

the class TcpDiscoveryNetworkIssuesTest method processNetworkThreads.

/**
 * Simulates network failure on certain node.
 */
private void processNetworkThreads(Ignite ignite, Consumer<Thread> proc) {
    DiscoverySpi disco = ignite.configuration().getDiscoverySpi();
    ServerImpl serverImpl = U.field(disco, "impl");
    for (Thread thread : serverImpl.threads()) proc.accept(thread);
    CommunicationSpi<?> comm = ignite.configuration().getCommunicationSpi();
    GridNioServerWrapper nioServerWrapper = U.field(comm, "nioSrvWrapper");
    for (GridWorker worker : nioServerWrapper.nio().workers()) proc.accept(worker.runner());
}