Examples with ClusterService com.hazelcast.internal.cluster.ClusterService used on opensource projects

Example 41 with ClusterService

use of com.hazelcast.internal.cluster.ClusterService in project hazelcast by hazelcast.

the class HttpGetCommandProcessor method handleCluster.

/**
 * Sets the HTTP response to a string containing basic cluster information:
 * <ul>
 * <li>Member list</li>
 * <li>Client connection count</li>
 * <li>Connection count</li>
 * </ul>
 *
 * @param command the HTTP request
 */
private void handleCluster(HttpGetCommand command) {
    Node node = textCommandService.getNode();
    Server server = node.getServer();
    ClusterServiceImpl clusterService = node.getClusterService();
    JsonArray membersArray = new JsonArray();
    clusterService.getMembers().stream().map(m -> new JsonObject().add("address", m.getAddress().toString()).add("liteMember", m.isLiteMember()).add("localMember", m.localMember()).add("uuid", m.getUuid().toString()).add("memberVersion", m.getVersion().toString())).forEach(membersArray::add);
    ServerConnectionManager cm = server.getConnectionManager(CLIENT);
    int clientCount = cm == null ? 0 : cm.connectionCount(ServerConnection::isClient);
    JsonObject response = new JsonObject().add("members", membersArray).add("connectionCount", clientCount).add("allConnectionCount", server.connectionCount());
    prepareResponse(command, response);
}

Example 42 with ClusterService

use of com.hazelcast.internal.cluster.ClusterService in project hazelcast by hazelcast.

the class HttpPostCommandProcessor method handleClusterShutdown.

private void handleClusterShutdown(HttpPostCommand command) throws UnsupportedEncodingException {
    decodeParamsAndAuthenticate(command, 2);
    ClusterService clusterService = getNode().getClusterService();
    sendResponse(command, response(SUCCESS));
    clusterService.shutdown();
}

Example 43 with ClusterService

use of com.hazelcast.internal.cluster.ClusterService in project hazelcast by hazelcast.

the class SplitBrainMergeValidationOp method preCheck.

private boolean preCheck(Node node) {
    ILogger logger = getLogger();
    ClusterService clusterService = node.getClusterService();
    if (!clusterService.isJoined()) {
        logger.info("Ignoring join check from " + getCallerAddress() + ", because this node is not joined to a cluster yet...");
        return false;
    }
    if (!node.isRunning()) {
        logger.info("Ignoring join check from " + getCallerAddress() + " because this node is not active...");
        return false;
    }
    final ClusterState clusterState = clusterService.getClusterState();
    if (!clusterState.isJoinAllowed()) {
        logger.info("Ignoring join check from " + getCallerAddress() + " because cluster is in " + clusterState + " state...");
        return false;
    }
    return true;
}

Example 44 with ClusterService

use of com.hazelcast.internal.cluster.ClusterService in project hazelcast by hazelcast.

the class MemberHeartbeatPlugin method run.

@Override
public void run(DiagnosticsLogWriter writer) {
    ClusterService cs = nodeEngine.getClusterService();
    if (!(cs instanceof ClusterServiceImpl)) {
        // we don't want to cause problems
        return;
    }
    render(writer, (ClusterServiceImpl) cs);
}

Example 45 with ClusterService

use of com.hazelcast.internal.cluster.ClusterService in project hazelcast by hazelcast.

the class TimedMemberStateFactory method createNodeState.

protected void createNodeState(MemberStateImpl memberState) {
    Node node = instance.node;
    ClusterService cluster = instance.node.clusterService;
    NodeStateImpl nodeState = new NodeStateImpl(cluster.getClusterState(), node.getState(), cluster.getClusterVersion(), node.getVersion());
    memberState.setNodeState(nodeState);
}