Example usage for org.apache.cassandra.gms EndpointState getApplicationState

List of usage examples for org.apache.cassandra.gms EndpointState getApplicationState

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Introduction

In this page you can find the example usage for org.apache.cassandra.gms EndpointState getApplicationState.

Prototype

public VersionedValue getApplicationState(ApplicationState key)

Source Link

Usage

From source file:brooklyn.entity.nosql.cassandra.customsnitch.MultiCloudSnitch.java

License:Apache License

public String getRack(InetAddress endpoint) {
    if (endpoint.equals(FBUtilities.getBroadcastAddress()))
        return rack;
    EndpointState state = Gossiper.instance.getEndpointStateForEndpoint(endpoint);
    if (state == null || state.getApplicationState(ApplicationState.RACK) == null)
        return DEFAULT_RACK;
    return state.getApplicationState(ApplicationState.RACK).value;
}

From source file:brooklyn.entity.nosql.cassandra.customsnitch.MultiCloudSnitch.java

License:Apache License

public String getDatacenter(InetAddress endpoint) {
    if (endpoint.equals(FBUtilities.getBroadcastAddress()))
        return datacenter;
    EndpointState state = Gossiper.instance.getEndpointStateForEndpoint(endpoint);
    if (state == null || state.getApplicationState(ApplicationState.DC) == null)
        return DEFAULT_DC;
    return state.getApplicationState(ApplicationState.DC).value;
}

From source file:brooklyn.entity.nosql.cassandra.customsnitch.MultiCloudSnitch.java

License:Apache License

public void onJoin(InetAddress endpoint, EndpointState epState) {
    if (epState.getApplicationState(ApplicationState.INTERNAL_IP) != null)
        reConnect(endpoint, epState.getApplicationState(ApplicationState.INTERNAL_IP));
}

From source file:brooklyn.entity.nosql.cassandra.customsnitch.MultiCloudSnitch.java

License:Apache License

public void onAlive(InetAddress endpoint, EndpointState state) {
    if (state.getApplicationState(ApplicationState.INTERNAL_IP) != null)
        reConnect(endpoint, state.getApplicationState(ApplicationState.INTERNAL_IP));
}

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);/*from w  ww  . j  a  va  2  s .  c  om*/
            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.elassandra.discovery.CassandraDiscovery.java

License:Apache License

/**
 * Release listeners who have reached the expected metadat version.
 *///www.  j av a 2 s.com
public void checkMetaDataVersion() {
    for (Iterator<MetaDataVersionListener> it = this.metaDataVersionListeners.iterator(); it.hasNext();) {
        MetaDataVersionListener listener = it.next();
        boolean versionReached = true;
        for (InetAddress addr : Gossiper.instance.getLiveTokenOwners()) {
            if (DatabaseDescriptor.getEndpointSnitch().getDatacenter(addr).equals(localDc)) {
                EndpointState endPointState = Gossiper.instance.getEndpointStateForEndpoint(addr);
                VersionedValue vv = endPointState.getApplicationState(ELASTIC_META_DATA);
                if (vv != null && vv.value.lastIndexOf('/') > 0) {
                    Long version = Long.valueOf(vv.value.substring(vv.value.lastIndexOf('/') + 1));
                    if (version < listener.version()) {
                        versionReached = false;
                        break;
                    }
                }
            }
        }
        if (versionReached) {
            logger.debug("MetaData.version = {} reached", listener.version());
            listener.release();
            metaDataVersionListeners.remove(listener);
        }
    }
}

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

License:Apache License

@Override
public Map<UUID, ShardRoutingState> getShardRoutingStates(String index) {
    Map<UUID, ShardRoutingState> shardsStates = new HashMap<UUID, ShardRoutingState>(
            this.clusterGroup.members.size());
    for (Entry<InetAddress, EndpointState> entry : Gossiper.instance.getEndpointStates()) {
        InetAddress endpoint = entry.getKey();
        EndpointState state = entry.getValue();
        if (!endpoint.equals(this.localAddress)
                && DatabaseDescriptor.getEndpointSnitch().getDatacenter(endpoint).equals(this.localDc)
                && state != null && state.isAlive()) {
            VersionedValue value = state.getApplicationState(ELASTIC_SHARDS_STATES);
            if (value != null) {
                try {
                    Map<String, ShardRoutingState> shardsStateMap = jsonMapper.readValue(value.value,
                            indexShardStateTypeReference);
                    ShardRoutingState shardState = shardsStateMap.get(index);
                    if (shardState != null) {
                        shardsStates.put(Gossiper.instance.getHostId(endpoint), shardState);
                    }//from  w  w  w .j  ava 2 s . c  o m
                } catch (Exception e) {
                    logger.warn("Failed to parse gossip index shard state", e);
                }
            }
        }
    }
    return shardsStates;
}

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

License:Apache License

/**
 * add local index shard state to local application state.
 * @param index/*w ww.ja  v  a2 s.c  om*/
 * @param shardRoutingState
 * @throws JsonGenerationException
 * @throws JsonMappingException
 * @throws IOException
 */
@Override
public synchronized void putShardRoutingState(final String index, final ShardRoutingState shardRoutingState)
        throws JsonGenerationException, JsonMappingException, IOException {
    if (Gossiper.instance.isEnabled()) {
        Map<String, ShardRoutingState> shardsStateMap = null;
        EndpointState state = Gossiper.instance.getEndpointStateForEndpoint(FBUtilities.getBroadcastAddress());
        if (state != null) {
            VersionedValue value = state.getApplicationState(ELASTIC_SHARDS_STATES);
            if (value != null) {
                shardsStateMap = (Map<String, ShardRoutingState>) jsonMapper.readValue(value.value,
                        indexShardStateTypeReference);
            }
        }
        if (shardsStateMap == null) {
            shardsStateMap = new HashMap<String, ShardRoutingState>();
        }
        if (shardRoutingState != null) {
            shardsStateMap.put(index, shardRoutingState);
        } else {
            if (shardsStateMap.containsKey(index)) {
                shardsStateMap.remove(index);
            }
        }
        String newValue = jsonMapper.writerWithType(indexShardStateTypeReference)
                .writeValueAsString(shardsStateMap);
        Gossiper.instance.addLocalApplicationState(ELASTIC_SHARDS_STATES,
                StorageService.instance.valueFactory.datacenter(newValue));
    } else {
        logger.warn("Cannot put X1 for index={}, gossip not enabled", index);
    }
}

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);/*w  ww  .java 2  s .c om*/
            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);
}

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

License:Apache License

public void checkMetaDataVersion() {
    for (Iterator<MetaDataVersionListener> it = this.metaDataVersionListeners.iterator(); it.hasNext();) {
        MetaDataVersionListener listener = it.next();
        boolean versionReached = true;
        for (InetAddress addr : Gossiper.instance.getLiveTokenOwners()) {
            if (DatabaseDescriptor.getEndpointSnitch().getDatacenter(addr).equals(localDc)) {
                EndpointState endPointState = Gossiper.instance.getEndpointStateForEndpoint(addr);
                VersionedValue vv = endPointState.getApplicationState(ELASTIC_META_DATA);
                if (vv != null && vv.value.lastIndexOf('/') > 0) {
                    Long version = Long.valueOf(vv.value.substring(vv.value.lastIndexOf('/') + 1));
                    if (version < listener.version()) {
                        versionReached = false;
                        break;
                    }/*from   w w  w . j a va2 s .co m*/
                }
            }
        }
        if (versionReached) {
            logger.debug("MetaData.version = {} reached", listener.version());
            listener.release();
            metaDataVersionListeners.remove(listener);
        }
    }
}