Examples with CandidateClusterContext com.hazelcast.client.impl.clientside.CandidateClusterContext used on opensource projects

Example 6 with CandidateClusterContext

use of com.hazelcast.client.impl.clientside.CandidateClusterContext in project hazelcast by hazelcast.

the class ClientClusterDiscoveryServiceTest method test_continueFromWhereItleftOff.

@Test
public void test_continueFromWhereItleftOff() {
    ArrayList<CandidateClusterContext> arrayList = new ArrayList<>();
    int numberOfCandidates = 10;
    for (int i = 0; i < numberOfCandidates; i++) {
        arrayList.add(createContext(i));
    }
    ClusterDiscoveryService discoveryService = new ClusterDiscoveryService(arrayList, 1, lifecycleService);
    getNextCluster(discoveryService);
    assertEquals(arrayList.get(2), getNextCluster(discoveryService));
    assertEquals(arrayList.get(3), getNextCluster(discoveryService));
}

Example 7 with CandidateClusterContext

use of com.hazelcast.client.impl.clientside.CandidateClusterContext in project hazelcast by hazelcast.

the class TcpClientConnectionManager method translate.

private Address translate(Address target) {
    CandidateClusterContext currentContext = clusterDiscoveryService.current();
    AddressProvider addressProvider = currentContext.getAddressProvider();
    try {
        Address translatedAddress = addressProvider.translate(target);
        if (translatedAddress == null) {
            throw new HazelcastException("Address Provider " + addressProvider.getClass() + " could not translate address " + target);
        }
        return translatedAddress;
    } catch (Exception e) {
        logger.warning("Failed to translate address " + target + " via address provider " + e.getMessage());
        throw rethrow(e);
    }
}

Example 8 with CandidateClusterContext

use of com.hazelcast.client.impl.clientside.CandidateClusterContext in project hazelcast by hazelcast.

the class TcpClientConnectionManager method encodeAuthenticationRequest.

private ClientMessage encodeAuthenticationRequest(Address toAddress) {
    InternalSerializationService ss = client.getSerializationService();
    byte serializationVersion = ss.getVersion();
    CandidateClusterContext currentContext = clusterDiscoveryService.current();
    Credentials credentials = currentContext.getCredentialsFactory().newCredentials(toAddress);
    String clusterName = currentContext.getClusterName();
    currentCredentials = credentials;
    if (credentials instanceof PasswordCredentials) {
        PasswordCredentials cr = (PasswordCredentials) credentials;
        return ClientAuthenticationCodec.encodeRequest(clusterName, cr.getName(), cr.getPassword(), clientUuid, connectionType, serializationVersion, BuildInfoProvider.getBuildInfo().getVersion(), client.getName(), labels);
    } else {
        byte[] secretBytes;
        if (credentials instanceof TokenCredentials) {
            secretBytes = ((TokenCredentials) credentials).getToken();
        } else {
            secretBytes = ss.toData(credentials).toByteArray();
        }
        return ClientAuthenticationCustomCodec.encodeRequest(clusterName, secretBytes, clientUuid, connectionType, serializationVersion, BuildInfoProvider.getBuildInfo().getVersion(), client.getName(), labels);
    }
}

Example 9 with CandidateClusterContext

use of com.hazelcast.client.impl.clientside.CandidateClusterContext in project hazelcast by hazelcast.

the class TcpClientConnectionManager method createSocketConnection.

@SuppressWarnings("unchecked")
protected TcpClientConnection createSocketConnection(Address target) {
    CandidateClusterContext currentClusterContext = clusterDiscoveryService.current();
    SocketChannel socketChannel = null;
    try {
        socketChannel = SocketChannel.open();
        Socket socket = socketChannel.socket();
        bindSocketToPort(socket);
        Channel channel = networking.register(currentClusterContext.getChannelInitializer(), socketChannel, true);
        channel.attributeMap().put(Address.class, target);
        InetSocketAddress inetSocketAddress = new InetSocketAddress(target.getInetAddress(), target.getPort());
        channel.connect(inetSocketAddress, connectionTimeoutMillis);
        TcpClientConnection connection = new TcpClientConnection(client, connectionIdGen.incrementAndGet(), channel);
        socketChannel.configureBlocking(true);
        SocketInterceptor socketInterceptor = currentClusterContext.getSocketInterceptor();
        if (socketInterceptor != null) {
            socketInterceptor.onConnect(socket);
        }
        channel.start();
        return connection;
    } catch (Exception e) {
        closeResource(socketChannel);
        logger.finest(e);
        throw rethrow(e);
    }
}

Example 10 with CandidateClusterContext

use of com.hazelcast.client.impl.clientside.CandidateClusterContext in project hazelcast by hazelcast.

the class TcpClientConnectionManager method doConnectToCluster.

private void doConnectToCluster() {
    CandidateClusterContext currentContext = clusterDiscoveryService.current();
    logger.info("Trying to connect to cluster: " + currentContext.getClusterName());
    // try the current cluster
    if (doConnectToCandidateCluster(currentContext, false)) {
        return;
    }
    synchronized (clientStateMutex) {
        if (activeConnections.isEmpty()) {
            clientState = ClientState.SWITCHING_CLUSTER;
        } else {
            // we don't need to switch cluster anymore.
            return;
        }
    }
    // try the next cluster
    if (clusterDiscoveryService.tryNextCluster(this::destroyCurrentClusterConnectionAndTryNextCluster)) {
        return;
    }
    // notify when no succeeded cluster connection is found
    String msg = client.getLifecycleService().isRunning() ? "Unable to connect to any cluster." : "Client is being shutdown.";
    throw new IllegalStateException(msg);
}