Examples with Transport io.scalecube.transport.Transport used on opensource projects

Example 6 with Transport

use of io.scalecube.transport.Transport in project scalecube by scalecube.

the class GossipProtocolTest method computeMessageLostStats.

private LongSummaryStatistics computeMessageLostStats(List<GossipProtocolImpl> gossipProtocols) {
    List<Long> messageLostPerNode = new ArrayList<>(gossipProtocols.size());
    for (GossipProtocolImpl gossipProtocol : gossipProtocols) {
        Transport transport = gossipProtocol.getTransport();
        messageLostPerNode.add(transport.networkEmulator().totalMessageLostCount());
    }
    return messageLostPerNode.stream().mapToLong(v -> v).summaryStatistics();
}

Example 7 with Transport

use of io.scalecube.transport.Transport in project scalecube by scalecube.

the class GossipProtocolTest method initTransports.

private List<Transport> initTransports(int count, int lostPercent, int meanDelay) {
    List<Transport> transports = new ArrayList<>(count);
    int startPort = TransportConfig.DEFAULT_PORT;
    for (int i = 0; i < count; i++) {
        TransportConfig transportConfig = TransportConfig.builder().useNetworkEmulator(true).port(startPort).portCount(1000).build();
        Transport transport = Transport.bindAwait(transportConfig);
        transport.networkEmulator().setDefaultLinkSettings(lostPercent, meanDelay);
        transports.add(transport);
        startPort = transport.address().port() + 1;
    }
    return transports;
}

Example 8 with Transport

use of io.scalecube.transport.Transport in project scalecube by scalecube.

the class MembershipProtocolTest method testLongNetworkPartitionNoRecovery.

@Test
public void testLongNetworkPartitionNoRecovery() {
    Transport a = Transport.bindAwait(true);
    Transport b = Transport.bindAwait(true);
    Transport c = Transport.bindAwait(true);
    Transport d = Transport.bindAwait(true);
    List<Address> members = ImmutableList.of(a.address(), b.address(), c.address(), d.address());
    MembershipProtocolImpl cm_a = createMembership(a, members);
    MembershipProtocolImpl cm_b = createMembership(b, members);
    MembershipProtocolImpl cm_c = createMembership(c, members);
    MembershipProtocolImpl cm_d = createMembership(d, members);
    try {
        awaitSeconds(1);
        assertTrusted(cm_a, a.address(), b.address(), c.address(), d.address());
        assertTrusted(cm_b, a.address(), b.address(), c.address(), d.address());
        assertTrusted(cm_c, a.address(), b.address(), c.address(), d.address());
        assertTrusted(cm_d, a.address(), b.address(), c.address(), d.address());
        a.networkEmulator().block(Arrays.asList(c.address(), d.address()));
        b.networkEmulator().block(Arrays.asList(c.address(), d.address()));
        c.networkEmulator().block(Arrays.asList(a.address(), b.address()));
        d.networkEmulator().block(Arrays.asList(a.address(), b.address()));
        awaitSeconds(2);
        assertTrusted(cm_a, a.address(), b.address());
        assertSuspected(cm_a, c.address(), d.address());
        assertTrusted(cm_b, a.address(), b.address());
        assertSuspected(cm_b, c.address(), d.address());
        assertTrusted(cm_c, c.address(), d.address());
        assertSuspected(cm_c, a.address(), b.address());
        assertTrusted(cm_d, c.address(), d.address());
        assertSuspected(cm_d, a.address(), b.address());
        long suspicionTimeoutSec = ClusterMath.suspicionTimeout(ClusterConfig.DEFAULT_SUSPICION_MULT, 4, TEST_PING_INTERVAL) / 1000;
        // > max suspect time
        awaitSeconds(suspicionTimeoutSec + 1);
        assertTrusted(cm_a, a.address(), b.address());
        assertNoSuspected(cm_a);
        assertTrusted(cm_b, a.address(), b.address());
        assertNoSuspected(cm_b);
        assertTrusted(cm_c, c.address(), d.address());
        assertNoSuspected(cm_c);
        assertTrusted(cm_d, c.address(), d.address());
        assertNoSuspected(cm_d);
    } finally {
        stopAll(cm_a, cm_b, cm_c, cm_d);
    }
}

Example 9 with Transport

use of io.scalecube.transport.Transport in project scalecube by scalecube.

the class MembershipProtocolTest method testOverrideMemberAddress.

@Test
public void testOverrideMemberAddress() throws UnknownHostException {
    String localAddress = InetAddress.getLocalHost().getHostName();
    Transport a = Transport.bindAwait(true);
    Transport b = Transport.bindAwait(true);
    Transport c = Transport.bindAwait(true);
    Transport d = Transport.bindAwait(true);
    Transport e = Transport.bindAwait(true);
    MembershipProtocolImpl cm_a = createMembership(a, testConfig(Collections.emptyList()).memberHost(localAddress).build());
    MembershipProtocolImpl cm_b = createMembership(b, testConfig(Collections.singletonList(a.address())).memberHost(localAddress).build());
    MembershipProtocolImpl cm_c = createMembership(c, testConfig(Collections.singletonList(a.address())).memberHost(localAddress).build());
    MembershipProtocolImpl cm_d = createMembership(d, testConfig(Collections.singletonList(b.address())).memberHost(localAddress).build());
    MembershipProtocolImpl cm_e = createMembership(e, testConfig(Collections.singletonList(b.address())).memberHost(localAddress).build());
    try {
        awaitSeconds(3);
        assertTrusted(cm_a, cm_a.member().address(), cm_b.member().address(), cm_c.member().address(), cm_d.member().address(), cm_e.member().address());
        assertNoSuspected(cm_a);
        assertTrusted(cm_b, cm_a.member().address(), cm_b.member().address(), cm_c.member().address(), cm_d.member().address(), cm_e.member().address());
        assertNoSuspected(cm_b);
        assertTrusted(cm_c, cm_a.member().address(), cm_b.member().address(), cm_c.member().address(), cm_d.member().address(), cm_e.member().address());
        assertNoSuspected(cm_c);
        assertTrusted(cm_d, cm_a.member().address(), cm_b.member().address(), cm_c.member().address(), cm_d.member().address(), cm_e.member().address());
        assertNoSuspected(cm_d);
        assertTrusted(cm_e, cm_a.member().address(), cm_b.member().address(), cm_c.member().address(), cm_d.member().address(), cm_e.member().address());
        assertNoSuspected(cm_e);
    } finally {
        stopAll(cm_a, cm_b, cm_c, cm_d, cm_e);
    }
}

Example 10 with Transport

use of io.scalecube.transport.Transport in project scalecube by scalecube.

the class MembershipProtocolTest method testRestartFailedMembers.

@Test
public void testRestartFailedMembers() {
    Transport a = Transport.bindAwait(true);
    Transport b = Transport.bindAwait(true);
    Transport c = Transport.bindAwait(true);
    Transport d = Transport.bindAwait(true);
    List<Address> members = ImmutableList.of(a.address(), b.address(), c.address(), d.address());
    MembershipProtocolImpl cm_a = createMembership(a, members);
    MembershipProtocolImpl cm_b = createMembership(b, members);
    MembershipProtocolImpl cm_c = createMembership(c, members);
    MembershipProtocolImpl cm_d = createMembership(d, members);
    MembershipProtocolImpl cm_restartedC = null;
    MembershipProtocolImpl cm_restartedD = null;
    try {
        awaitSeconds(1);
        assertTrusted(cm_a, a.address(), b.address(), c.address(), d.address());
        assertTrusted(cm_b, a.address(), b.address(), c.address(), d.address());
        assertTrusted(cm_c, a.address(), b.address(), c.address(), d.address());
        assertTrusted(cm_d, a.address(), b.address(), c.address(), d.address());
        stop(cm_c);
        stop(cm_d);
        awaitSeconds(1);
        assertTrusted(cm_a, a.address(), b.address());
        assertSuspected(cm_a, c.address(), d.address());
        assertTrusted(cm_b, a.address(), b.address());
        assertSuspected(cm_b, c.address(), d.address());
        long suspicionTimeoutSec = ClusterMath.suspicionTimeout(ClusterConfig.DEFAULT_SUSPICION_MULT, 4, TEST_PING_INTERVAL) / 1000;
        // > max suspect time
        awaitSeconds(suspicionTimeoutSec + 1);
        assertTrusted(cm_a, a.address(), b.address());
        assertNoSuspected(cm_a);
        assertTrusted(cm_b, a.address(), b.address());
        assertNoSuspected(cm_b);
        c = Transport.bindAwait(true);
        d = Transport.bindAwait(true);
        cm_restartedC = createMembership(c, Arrays.asList(a.address(), b.address()));
        cm_restartedD = createMembership(d, Arrays.asList(a.address(), b.address()));
        awaitSeconds(1);
        assertTrusted(cm_restartedC, a.address(), b.address(), c.address(), d.address());
        assertNoSuspected(cm_restartedC);
        assertTrusted(cm_restartedD, a.address(), b.address(), c.address(), d.address());
        assertNoSuspected(cm_restartedD);
        assertTrusted(cm_a, a.address(), b.address(), c.address(), d.address());
        assertNoSuspected(cm_a);
        assertTrusted(cm_b, a.address(), b.address(), c.address(), d.address());
        assertNoSuspected(cm_b);
    } finally {
        stopAll(cm_a, cm_b, cm_restartedC, cm_restartedD);
    }
}