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Example 1 with ClusterMetricsBuilder

use of org.apache.hadoop.hbase.ClusterMetricsBuilder in project hbase by apache.

the class HMaster method getClusterMetricsWithoutCoprocessor.

public ClusterMetrics getClusterMetricsWithoutCoprocessor(EnumSet<Option> options) throws InterruptedIOException {
    ClusterMetricsBuilder builder = ClusterMetricsBuilder.newBuilder();
    // we return all information to client if the list of Option is empty.
    if (options.isEmpty()) {
        options = EnumSet.allOf(Option.class);
    }
    // TASKS and/or LIVE_SERVERS will populate this map, which will be given to the builder if
    // not null after option processing completes.
    Map<ServerName, ServerMetrics> serverMetricsMap = null;
    for (Option opt : options) {
        switch(opt) {
            case HBASE_VERSION:
                builder.setHBaseVersion(VersionInfo.getVersion());
                break;
            case CLUSTER_ID:
                builder.setClusterId(getClusterId());
                break;
            case MASTER:
                builder.setMasterName(getServerName());
                break;
            case BACKUP_MASTERS:
                builder.setBackerMasterNames(getBackupMasters());
                break;
            case TASKS:
                {
                    // Master tasks
                    builder.setMasterTasks(TaskMonitor.get().getTasks().stream().map(task -> ServerTaskBuilder.newBuilder().setDescription(task.getDescription()).setStatus(task.getStatus()).setState(ServerTask.State.valueOf(task.getState().name())).setStartTime(task.getStartTime()).setCompletionTime(task.getCompletionTimestamp()).build()).collect(Collectors.toList()));
                    // Add entries to serverMetricsMap for all live servers, if we haven't already done so
                    if (serverMetricsMap == null) {
                        serverMetricsMap = getOnlineServers();
                    }
                    break;
                }
            case LIVE_SERVERS:
                {
                    // Add entries to serverMetricsMap for all live servers, if we haven't already done so
                    if (serverMetricsMap == null) {
                        serverMetricsMap = getOnlineServers();
                    }
                    break;
                }
            case DEAD_SERVERS:
                {
                    if (serverManager != null) {
                        builder.setDeadServerNames(new ArrayList<>(serverManager.getDeadServers().copyServerNames()));
                    }
                    break;
                }
            case MASTER_COPROCESSORS:
                {
                    if (cpHost != null) {
                        builder.setMasterCoprocessorNames(Arrays.asList(getMasterCoprocessors()));
                    }
                    break;
                }
            case REGIONS_IN_TRANSITION:
                {
                    if (assignmentManager != null) {
                        builder.setRegionsInTransition(assignmentManager.getRegionStates().getRegionsStateInTransition());
                    }
                    break;
                }
            case BALANCER_ON:
                {
                    if (loadBalancerTracker != null) {
                        builder.setBalancerOn(loadBalancerTracker.isBalancerOn());
                    }
                    break;
                }
            case MASTER_INFO_PORT:
                {
                    if (infoServer != null) {
                        builder.setMasterInfoPort(infoServer.getPort());
                    }
                    break;
                }
            case SERVERS_NAME:
                {
                    if (serverManager != null) {
                        builder.setServerNames(serverManager.getOnlineServersList());
                    }
                    break;
                }
            case TABLE_TO_REGIONS_COUNT:
                {
                    if (isActiveMaster() && isInitialized() && assignmentManager != null) {
                        try {
                            Map<TableName, RegionStatesCount> tableRegionStatesCountMap = new HashMap<>();
                            Map<String, TableDescriptor> tableDescriptorMap = getTableDescriptors().getAll();
                            for (TableDescriptor tableDescriptor : tableDescriptorMap.values()) {
                                TableName tableName = tableDescriptor.getTableName();
                                RegionStatesCount regionStatesCount = assignmentManager.getRegionStatesCount(tableName);
                                tableRegionStatesCountMap.put(tableName, regionStatesCount);
                            }
                            builder.setTableRegionStatesCount(tableRegionStatesCountMap);
                        } catch (IOException e) {
                            LOG.error("Error while populating TABLE_TO_REGIONS_COUNT for Cluster Metrics..", e);
                        }
                    }
                    break;
                }
        }
    }
    if (serverMetricsMap != null) {
        builder.setLiveServerMetrics(serverMetricsMap);
    }
    return builder.build();
}
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Aggregations

RestrictedApi (com.google.errorprone.annotations.RestrictedApi)1 IOException (java.io.IOException)1 InterruptedIOException (java.io.InterruptedIOException)1 Constructor (java.lang.reflect.Constructor)1 InvocationTargetException (java.lang.reflect.InvocationTargetException)1 InetAddress (java.net.InetAddress)1 InetSocketAddress (java.net.InetSocketAddress)1 UnknownHostException (java.net.UnknownHostException)1 ArrayList (java.util.ArrayList)1 Arrays (java.util.Arrays)1 Collection (java.util.Collection)1 Collections (java.util.Collections)1 Comparator (java.util.Comparator)1 EnumSet (java.util.EnumSet)1 HashMap (java.util.HashMap)1 Iterator (java.util.Iterator)1 LinkedList (java.util.LinkedList)1 List (java.util.List)1 Map (java.util.Map)1 Objects (java.util.Objects)1