Example usage for org.apache.cassandra.gms ApplicationState HOST

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In this page you can find the example usage for org.apache.cassandra.gms ApplicationState HOST_ID.

Prototype

ApplicationState HOST_ID

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Usage

From source file:org.elassandra.discovery.CassandraDiscovery.java

License:Apache License

/**
 * Update cluster group members from cassandra topology (should only be triggered by IEndpointStateChangeSubscriber events).
 * This should trigger re-sharding of index for new nodes (when token distribution change).
 *//*from   w w w .  ja va 2 s  .co m*/
public void updateClusterGroupsFromGossiper() {
    for (Entry<InetAddress, EndpointState> entry : Gossiper.instance.getEndpointStates()) {
        DiscoveryNodeStatus status = (entry.getValue().isAlive()) ? DiscoveryNode.DiscoveryNodeStatus.ALIVE
                : DiscoveryNode.DiscoveryNodeStatus.DEAD;

        if (DatabaseDescriptor.getEndpointSnitch().getDatacenter(entry.getKey()).equals(localDc)) {
            VersionedValue vv = entry.getValue().getApplicationState(ApplicationState.HOST_ID);
            if (vv != null) {
                String hostId = vv.value;
                DiscoveryNode dn = clusterGroup.get(hostId);
                if (dn == null) {
                    Map<String, String> attrs = Maps.newHashMap();
                    attrs.put("data", "true");
                    attrs.put("master", "true");
                    attrs.put("data_center", localDc);
                    attrs.put("rack", DatabaseDescriptor.getEndpointSnitch().getRack(entry.getKey()));

                    InetAddress rpc_address = com.google.common.net.InetAddresses.forString(
                            entry.getValue().getApplicationState(ApplicationState.RPC_ADDRESS).value);
                    dn = new DiscoveryNode(buildNodeName(entry.getKey()), hostId.toString(),
                            new InetSocketTransportAddress(rpc_address, publishPort()), attrs, version);
                    dn.status(status);

                    if (localAddress.equals(entry.getKey())) {
                        logger.debug("Update local node host_id={} status={} timestamp={}",
                                NetworkAddress.format(entry.getKey()), dn.getId(), dn.getName(),
                                entry.getValue().isAlive(), entry.getValue().getUpdateTimestamp());
                        clusterGroup.remove(this.localNode.id());
                        this.localNode = dn;
                    } else {
                        logger.debug("New node addr_ip={} node_name={} host_id={} status={} timestamp={}",
                                NetworkAddress.format(entry.getKey()), dn.getId(), dn.getName(),
                                entry.getValue().isAlive(), entry.getValue().getUpdateTimestamp());
                    }
                    clusterGroup.put(dn.getId(), dn);
                    if (entry.getValue().getApplicationState(ApplicationState.X1) != null
                            || entry.getValue().getApplicationState(ApplicationState.X2) != null) {
                        SystemKeyspace.updatePeerInfo(entry.getKey(), "workload", "elasticsearch");
                    }
                } else {
                    // may update DiscoveryNode status.
                    if (!dn.getStatus().equals(status)) {
                        dn.status(status);
                    }
                }
            }
        }
    }
}

From source file:org.elassandra.discovery.CassandraDiscovery.java

License:Apache License

public void updateNode(InetAddress addr, EndpointState state) {
    if (DatabaseDescriptor.getEndpointSnitch().getDatacenter(addr).equals(localDc)) {
        DiscoveryNodeStatus status = (state.isAlive()) ? DiscoveryNode.DiscoveryNodeStatus.ALIVE
                : DiscoveryNode.DiscoveryNodeStatus.DEAD;
        boolean updatedNode = false;
        String hostId = state.getApplicationState(ApplicationState.HOST_ID).value;
        DiscoveryNode dn = clusterGroup.get(hostId);
        if (dn == null) {
            Map<String, String> attrs = Maps.newHashMap();
            attrs.put("data", "true");
            attrs.put("master", "true");
            attrs.put("data_center", localDc);
            attrs.put("rack", DatabaseDescriptor.getEndpointSnitch().getRack(addr));

            InetAddress rpc_address = com.google.common.net.InetAddresses
                    .forString(state.getApplicationState(ApplicationState.RPC_ADDRESS).value);
            dn = new DiscoveryNode(buildNodeName(addr), hostId.toString(),
                    new InetSocketTransportAddress(rpc_address, publishPort()), attrs, version);
            dn.status(status);/*  w w  w.jav  a  2 s  .  com*/
            logger.debug(
                    "New node soure=updateNode internal_ip={} rpc_address={}, node_name={} host_id={} status={} timestamp={}",
                    NetworkAddress.format(addr), NetworkAddress.format(rpc_address), dn.getId(), dn.getName(),
                    status, state.getUpdateTimestamp());
            clusterGroup.members.put(dn.getId(), dn);
            if (state.getApplicationState(ApplicationState.X1) != null
                    || state.getApplicationState(ApplicationState.X2) != null) {
                SystemKeyspace.updatePeerInfo(addr, "workload", "elasticsearch");
            }
            updatedNode = true;
        } else {
            // may update DiscoveryNode status.
            if (!dn.getStatus().equals(status)) {
                dn.status(status);
                updatedNode = true;
            }
        }
        if (updatedNode)
            updateRoutingTable("update-node-" + NetworkAddress.format(addr));
    }
}

From source file:org.elasticsearch.cassandra.discovery.CassandraDiscovery.java

License:Apache License

/**
 * Update cluster group members from cassandra topology (should only be triggered by IEndpointStateChangeSubscriber events).
 * This should trigger re-sharding of index for new nodes (when token distribution change).
 *//*from   www  . j a  v  a2s .com*/
public void updateClusterGroupsFromGossiper() {
    for (Entry<InetAddress, EndpointState> entry : Gossiper.instance.getEndpointStates()) {
        DiscoveryNodeStatus status = (entry.getValue().isAlive()) ? DiscoveryNode.DiscoveryNodeStatus.ALIVE
                : DiscoveryNode.DiscoveryNodeStatus.DEAD;

        if (DatabaseDescriptor.getEndpointSnitch().getDatacenter(entry.getKey()).equals(localDc)) {
            VersionedValue vv = entry.getValue().getApplicationState(ApplicationState.HOST_ID);
            if (vv != null) {
                String hostId = vv.value;
                DiscoveryNode dn = clusterGroup.get(hostId);
                if (dn == null) {
                    Map<String, String> attrs = Maps.newHashMap();
                    attrs.put("data", "true");
                    attrs.put("master", "true");
                    attrs.put("data_center", localDc);
                    attrs.put("rack", DatabaseDescriptor.getEndpointSnitch().getRack(entry.getKey()));

                    dn = new DiscoveryNode(buildNodeName(entry.getKey()), hostId.toString(),
                            new InetSocketTransportAddress(entry.getKey(),
                                    settings.getAsInt("transport.tcp.port", 9300)),
                            attrs, version);
                    dn.status(status);

                    if (localAddress.equals(entry.getKey())) {
                        logger.debug("Update local node host_id={} status={} timestamp={}",
                                entry.getKey().toString(), dn.getId(), dn.getName(), entry.getValue().isAlive(),
                                entry.getValue().getUpdateTimestamp());
                        clusterGroup.remove(this.localNode.id());
                        this.localNode = dn;
                    } else {
                        logger.debug("New node addr_ip={} node_name={} host_id={} status={} timestamp={}",
                                entry.getKey().toString(), dn.getId(), dn.getName(), entry.getValue().isAlive(),
                                entry.getValue().getUpdateTimestamp());
                    }
                    clusterGroup.put(dn.getId(), dn);
                } else {
                    // may update DiscoveryNode status.
                    if (!dn.getStatus().equals(status)) {
                        dn.status(status);
                    }
                }
            }
        }
    }

}

From source file:org.elasticsearch.cassandra.discovery.CassandraDiscovery.java

License:Apache License

public void updateNode(InetAddress addr, EndpointState state) {

    DiscoveryNodeStatus status = (state.isAlive()) ? DiscoveryNode.DiscoveryNodeStatus.ALIVE
            : DiscoveryNode.DiscoveryNodeStatus.DEAD;
    boolean updatedNode = false;
    if (DatabaseDescriptor.getEndpointSnitch().getDatacenter(addr).equals(localDc)) {
        String hostId = state.getApplicationState(ApplicationState.HOST_ID).value;
        DiscoveryNode dn = clusterGroup.get(hostId);
        if (dn == null) {
            Map<String, String> attrs = Maps.newHashMap();
            attrs.put("data", "true");
            attrs.put("master", "true");
            attrs.put("data_center", localDc);
            attrs.put("rack", DatabaseDescriptor.getEndpointSnitch().getRack(addr));

            dn = new DiscoveryNode(buildNodeName(addr), hostId.toString(),
                    new InetSocketTransportAddress(addr, settings.getAsInt("transport.tcp.port", 9300)), attrs,
                    version);/*from   w ww  .j  a  v a2  s  .  c  o m*/
            dn.status(status);
            logger.debug("New node soure=updateNode addr_ip={} node_name={} host_id={} status={} timestamp={}",
                    addr.getHostAddress(), dn.getId(), dn.getName(), status, state.getUpdateTimestamp());
            clusterGroup.members.put(dn.getId(), dn);
            updatedNode = true;
        } else {
            // may update DiscoveryNode status.
            if (!dn.getStatus().equals(status)) {
                dn.status(status);
                updatedNode = true;
            }
        }
    }
    if (updatedNode)
        updateClusterState("update-node-" + addr.getHostAddress(), null);
}

Example usage for org.apache.cassandra.gms ApplicationState HOST_ID

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