Added annotation infrastructure + a implementation for shard events
Original commit: elastic/x-pack-elasticsearch@bfdf001a6f
This commit is contained in:
Boaz Leskes
parent
06b392d581
commit
80b85f79ce
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@ -11,20 +11,30 @@ import org.elasticsearch.action.admin.indices.stats.IndicesStatsResponse;
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import org.elasticsearch.action.admin.indices.stats.ShardStats;
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import org.elasticsearch.client.Client;
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import org.elasticsearch.cluster.ClusterService;
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import org.elasticsearch.common.Nullable;
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import org.elasticsearch.common.collect.ImmutableSet;
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import org.elasticsearch.common.component.AbstractLifecycleComponent;
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import org.elasticsearch.common.inject.Inject;
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import org.elasticsearch.common.settings.Settings;
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import org.elasticsearch.common.unit.TimeValue;
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import org.elasticsearch.common.util.concurrent.ConcurrentCollections;
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import org.elasticsearch.common.util.concurrent.EsExecutors;
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import org.elasticsearch.discovery.Discovery;
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import org.elasticsearch.index.shard.ShardId;
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import org.elasticsearch.index.shard.service.IndexShard;
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import org.elasticsearch.indices.IndicesLifecycle;
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import org.elasticsearch.marvel.monitor.annotation.Annotation;
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import org.elasticsearch.marvel.monitor.annotation.ShardEventAnnotation;
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import org.elasticsearch.marvel.monitor.exporter.ESExporter;
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import org.elasticsearch.marvel.monitor.exporter.StatsExporter;
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import org.elasticsearch.indices.IndicesService;
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import org.elasticsearch.indices.InternalIndicesService;
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import org.elasticsearch.node.service.NodeService;
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import java.util.ArrayList;
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import java.util.Collection;
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import java.util.concurrent.BlockingQueue;
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import java.util.concurrent.LinkedBlockingDeque;
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public class StatsExportersService extends AbstractLifecycleComponent<StatsExportersService> {
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@ -33,12 +43,16 @@ public class StatsExportersService extends AbstractLifecycleComponent<StatsExpor
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private final ClusterService clusterService;
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private final Client client;
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private final IndicesLifecycle.Listener indicesLifeCycleListener;
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private volatile ExportingWorker exp;
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private volatile Thread thread;
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private final TimeValue interval;
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private Collection<StatsExporter> exporters;
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private final BlockingQueue<Annotation> pendingAnnotationsQueue;
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@Inject
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public StatsExportersService(Settings settings, IndicesService indicesService,
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NodeService nodeService, ClusterService clusterService,
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@ -53,6 +67,9 @@ public class StatsExportersService extends AbstractLifecycleComponent<StatsExpor
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StatsExporter esExporter = new ESExporter(settings.getComponentSettings(ESExporter.class), discovery);
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this.exporters = ImmutableSet.of(esExporter);
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indicesLifeCycleListener = new IndicesLifeCycleListener();
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pendingAnnotationsQueue = ConcurrentCollections.newBlockingQueue();
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}
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@Override
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@ -64,14 +81,24 @@ public class StatsExportersService extends AbstractLifecycleComponent<StatsExpor
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this.thread = new Thread(exp, EsExecutors.threadName(settings, "monitor"));
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this.thread.setDaemon(true);
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this.thread.start();
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indicesService.indicesLifecycle().addListener(indicesLifeCycleListener);
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}
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@Override
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protected void doStop() throws ElasticSearchException {
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this.exp.closed = true;
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this.thread.interrupt();
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try {
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this.thread.join(60000);
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} catch (InterruptedException e) {
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// we don't care...
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}
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for (StatsExporter e : exporters)
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e.stop();
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indicesService.indicesLifecycle().removeListener(indicesLifeCycleListener);
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}
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@Override
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@ -96,32 +123,28 @@ public class StatsExportersService extends AbstractLifecycleComponent<StatsExpor
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// do the actual export..., go over the actual exporters list and...
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try {
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logger.debug("Collecting node stats");
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NodeStats nodeStats = nodeService.stats();
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exportNodeStats();
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logger.debug("Exporting node stats");
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for (StatsExporter e : exporters) {
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try {
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e.exportNodeStats(nodeStats);
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} catch (Throwable t) {
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logger.error("StatsExporter [{}] has thrown an exception:", t, e.name());
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}
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}
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logger.debug("Collecting shard stats");
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ShardStats[] shardStatsArray = indicesService.shardStats(CommonStatsFlags.ALL);
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logger.debug("Exporting shards stats");
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for (StatsExporter e : exporters) {
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try {
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e.exportShardStats(shardStatsArray);
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} catch (Throwable t) {
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logger.error("StatsExporter [{}] has thrown an exception:", t, e.name());
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}
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}
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exportShardStats();
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exportAnnotations();
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if (clusterService.state().nodes().localNodeMaster()) {
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exportIndicesStats();
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}
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} catch (Throwable t) {
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logger.error("Background thread had an uncaught exception:", t);
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}
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}
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logger.debug("shutting down worker, exporting pending annotation");
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exportAnnotations();
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logger.debug("worker shutdown");
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}
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private void exportIndicesStats() {
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logger.debug("local node is master, exporting aggregated stats");
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IndicesStatsResponse indicesStatsResponse = client.admin().indices().prepareStats().all().get();
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for (StatsExporter e : exporters) {
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@ -133,15 +156,73 @@ public class StatsExportersService extends AbstractLifecycleComponent<StatsExpor
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}
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}
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private void exportAnnotations() {
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logger.debug("Exporting annotations");
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ArrayList<Annotation> annotationsList = new ArrayList<Annotation>(pendingAnnotationsQueue.size());
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pendingAnnotationsQueue.drainTo(annotationsList);
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Annotation[] annotations = new Annotation[annotationsList.size()];
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annotationsList.toArray(annotations);
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for (StatsExporter e : exporters) {
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try {
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e.exportAnnotations(annotations);
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} catch (Throwable t) {
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logger.error("Background thread had an uncaught exception:", t);
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logger.error("StatsExporter [{}] has thrown an exception:", t, e.name());
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}
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}
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}
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private void exportShardStats() {
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logger.debug("Collecting shard stats");
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ShardStats[] shardStatsArray = indicesService.shardStats(CommonStatsFlags.ALL);
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logger.debug("Exporting shards stats");
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for (StatsExporter e : exporters) {
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try {
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e.exportShardStats(shardStatsArray);
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} catch (Throwable t) {
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logger.error("StatsExporter [{}] has thrown an exception:", t, e.name());
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}
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}
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}
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private void exportNodeStats() {
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logger.debug("Collecting node stats");
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NodeStats nodeStats = nodeService.stats();
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logger.debug("Exporting node stats");
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for (StatsExporter e : exporters) {
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try {
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e.exportNodeStats(nodeStats);
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} catch (Throwable t) {
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logger.error("StatsExporter [{}] has thrown an exception:", t, e.name());
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}
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}
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}
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}
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class IndicesLifeCycleListener extends IndicesLifecycle.Listener {
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@Override
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public void afterIndexShardStarted(IndexShard indexShard) {
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pendingAnnotationsQueue.add(new ShardEventAnnotation(System.currentTimeMillis(), ShardEventAnnotation.EventType.STARTED,
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indexShard.shardId(), indexShard.routingEntry()));
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}
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@Override
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public void beforeIndexShardCreated(ShardId shardId) {
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pendingAnnotationsQueue.add(new ShardEventAnnotation(System.currentTimeMillis(), ShardEventAnnotation.EventType.CREATED,
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shardId, null));
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}
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@Override
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public void beforeIndexShardClosed(ShardId shardId, @Nullable IndexShard indexShard) {
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pendingAnnotationsQueue.add(new ShardEventAnnotation(System.currentTimeMillis(), ShardEventAnnotation.EventType.CLOSED,
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indexShard.shardId(), indexShard.routingEntry()));
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}
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}
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}
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}
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@ -0,0 +1,48 @@
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/*
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* Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
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* or more contributor license agreements. Licensed under the Elastic License;
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* you may not use this file except in compliance with the Elastic License.
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*/
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package org.elasticsearch.marvel.monitor.annotation;
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import org.elasticsearch.common.joda.Joda;
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import org.elasticsearch.common.joda.time.format.DateTimeFormatter;
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import org.elasticsearch.common.xcontent.ToXContent;
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import org.elasticsearch.common.xcontent.XContentBuilder;
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import java.io.IOException;
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public abstract class Annotation {
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public final static DateTimeFormatter datePrinter = Joda.forPattern("date_time").printer();
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protected long timestamp;
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public Annotation(long timestamp) {
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this.timestamp = timestamp;
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}
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public long timestamp() {
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return timestamp;
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}
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/**
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* @return annotation's type as a short string without spaces
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*/
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public abstract String type();
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/**
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* should return a short string based description of the annotation
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*/
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abstract String conciseDescription();
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@Override
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public String toString() {
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return "[" + type() + "] annotation: [" + conciseDescription() + "]";
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}
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public XContentBuilder addXContentBody(XContentBuilder builder, ToXContent.Params params) throws IOException {
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builder.field("@timestamp", datePrinter.print(timestamp));
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builder.field("message", conciseDescription());
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return builder;
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}
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}
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@ -0,0 +1,57 @@
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/*
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* Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
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* or more contributor license agreements. Licensed under the Elastic License;
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* you may not use this file except in compliance with the Elastic License.
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*/
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package org.elasticsearch.marvel.monitor.annotation;
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import org.elasticsearch.cluster.routing.ShardRouting;
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import org.elasticsearch.common.xcontent.ToXContent;
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import org.elasticsearch.common.xcontent.XContentBuilder;
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import org.elasticsearch.index.shard.ShardId;
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import java.io.IOException;
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public class ShardEventAnnotation extends Annotation {
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private final ShardRouting shardRouting;
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private final ShardId shardId;
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private EventType event;
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public enum EventType {
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CREATED,
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STARTED,
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CLOSED
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}
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public ShardEventAnnotation(long timestamp, EventType event, ShardId shardId, ShardRouting shardRouting) {
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super(timestamp);
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this.event = event;
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this.shardId = shardId;
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this.shardRouting = shardRouting;
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}
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@Override
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public String type() {
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return "shard_event";
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}
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@Override
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String conciseDescription() {
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return "[" + event + "]" + (shardRouting != null ? shardRouting : shardId);
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}
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@Override
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public XContentBuilder addXContentBody(XContentBuilder builder, ToXContent.Params params) throws IOException {
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super.addXContentBody(builder, params);
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builder.field("event", event);
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builder.field("index", shardId.index());
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builder.field("shard_id", shardId.id());
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if (shardRouting != null) {
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builder.field("routing");
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shardRouting.toXContent(builder, params);
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}
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return builder;
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}
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}
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@ -14,10 +14,9 @@ import org.elasticsearch.cluster.node.DiscoveryNode;
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import org.elasticsearch.cluster.routing.ShardRouting;
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import org.elasticsearch.common.collect.ImmutableMap;
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import org.elasticsearch.common.component.AbstractLifecycleComponent;
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import org.elasticsearch.common.joda.time.DateTimeZone;
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import org.elasticsearch.common.joda.Joda;
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import org.elasticsearch.common.joda.time.format.DateTimeFormat;
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import org.elasticsearch.common.joda.time.format.DateTimeFormatter;
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import org.elasticsearch.common.joda.time.format.ISODateTimeFormat;
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import org.elasticsearch.common.logging.ESLogger;
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import org.elasticsearch.common.logging.ESLoggerFactory;
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import org.elasticsearch.common.network.NetworkUtils;
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@ -30,6 +29,7 @@ import org.elasticsearch.common.xcontent.XContentFactory;
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import org.elasticsearch.common.xcontent.XContentType;
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import org.elasticsearch.common.xcontent.smile.SmileXContent;
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import org.elasticsearch.discovery.Discovery;
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import org.elasticsearch.marvel.monitor.annotation.Annotation;
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import java.io.IOException;
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import java.io.InputStream;
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@ -49,9 +49,10 @@ public class ESExporter extends AbstractLifecycleComponent<ESExporter> implement
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final Discovery discovery;
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final String hostname;
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// TODO: logger name is not good now. Figure out why.
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final ESLogger logger = ESLoggerFactory.getLogger(ESExporter.class.getName());
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public final static DateTimeFormatter defaultDatePrinter = ISODateTimeFormat.dateTime().withZone(DateTimeZone.UTC);
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public final static DateTimeFormatter defaultDatePrinter = Joda.forPattern("date_time").printer();
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boolean checkedForIndexTemplate = false;
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@ -59,6 +60,7 @@ public class ESExporter extends AbstractLifecycleComponent<ESExporter> implement
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final ShardStatsRenderer shardStatsRenderer;
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final IndexStatsRenderer indexStatsRenderer;
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final IndicesStatsRenderer indicesStatsRenderer;
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final AnnotationsRenderer annotationsRenderer;
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public ESExporter(Settings settings, Discovery discovery) {
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super(settings);
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@ -79,6 +81,7 @@ public class ESExporter extends AbstractLifecycleComponent<ESExporter> implement
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shardStatsRenderer = new ShardStatsRenderer();
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indexStatsRenderer = new IndexStatsRenderer();
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indicesStatsRenderer = new IndicesStatsRenderer();
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annotationsRenderer = new AnnotationsRenderer();
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logger.info("ESExporter initialized. Targets: {}, index prefix [{}], index time format [{}]", hosts, indexPrefix, indexTimeFormat);
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}
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@ -92,13 +95,13 @@ public class ESExporter extends AbstractLifecycleComponent<ESExporter> implement
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@Override
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public void exportNodeStats(NodeStats nodeStats) {
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nodeStatsRenderer.reset(nodeStats);
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exportXContent("node_stats", nodeStatsRenderer);
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exportXContent(nodeStatsRenderer);
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}
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@Override
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public void exportShardStats(ShardStats[] shardStatsArray) {
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shardStatsRenderer.reset(shardStatsArray);
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exportXContent("shard_stats", shardStatsRenderer);
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exportXContent(shardStatsRenderer);
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}
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@Override
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@ -112,8 +115,8 @@ public class ESExporter extends AbstractLifecycleComponent<ESExporter> implement
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return;
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}
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try {
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addXContentRendererToConnection(conn, "index_stats", indexStatsRenderer);
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addXContentRendererToConnection(conn, "indices_stats", indicesStatsRenderer);
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addXContentRendererToConnection(conn, indexStatsRenderer);
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addXContentRendererToConnection(conn, indicesStatsRenderer);
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sendCloseExportingConnection(conn);
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} catch (IOException e) {
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logger.error("error sending data", e);
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@ -121,6 +124,13 @@ public class ESExporter extends AbstractLifecycleComponent<ESExporter> implement
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}
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}
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@Override
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public void exportAnnotations(Annotation[] annotations) {
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annotationsRenderer.reset(annotations);
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exportXContent(annotationsRenderer);
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}
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private HttpURLConnection openExportingConnection() {
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if (!checkedForIndexTemplate) {
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if (!checkForIndexTemplate()) {
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@ -137,14 +147,14 @@ public class ESExporter extends AbstractLifecycleComponent<ESExporter> implement
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return conn;
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}
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private void addXContentRendererToConnection(HttpURLConnection conn, String type,
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private void addXContentRendererToConnection(HttpURLConnection conn,
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MultiXContentRenderer renderer) throws IOException {
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OutputStream os = conn.getOutputStream();
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// TODO: find a way to disable builder's substream flushing or something neat solution
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for (int i = 0; i < renderer.length(); i++) {
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XContentBuilder builder = XContentFactory.smileBuilder(os);
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builder.startObject().startObject("index")
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.field("_index", getIndexName()).field("_type", type).endObject().endObject();
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.field("_index", getIndexName()).field("_type", renderer.type(i)).endObject().endObject();
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builder.flush();
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os.write(SmileXContent.smileXContent.streamSeparator());
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@ -168,18 +178,17 @@ public class ESExporter extends AbstractLifecycleComponent<ESExporter> implement
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}
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}
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private void exportXContent(String type, MultiXContentRenderer xContentRenderer) {
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private void exportXContent(MultiXContentRenderer xContentRenderer) {
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if (xContentRenderer.length() == 0) {
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return;
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}
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logger.debug("exporting {}", type);
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HttpURLConnection conn = openExportingConnection();
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if (conn == null) {
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return;
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}
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try {
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addXContentRendererToConnection(conn, type, xContentRenderer);
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addXContentRendererToConnection(conn, xContentRenderer);
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sendCloseExportingConnection(conn);
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} catch (IOException e) {
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logger.error("error sending data", e);
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@ -300,6 +309,8 @@ public class ESExporter extends AbstractLifecycleComponent<ESExporter> implement
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int length();
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String type(int i);
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void render(int index, XContentBuilder builder) throws IOException;
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}
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@ -353,6 +364,11 @@ public class ESExporter extends AbstractLifecycleComponent<ESExporter> implement
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return 1;
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}
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@Override
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public String type(int i) {
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return "node_stats";
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}
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@Override
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public void render(int index, XContentBuilder builder) throws IOException {
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builder.startObject();
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@ -379,6 +395,11 @@ public class ESExporter extends AbstractLifecycleComponent<ESExporter> implement
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return stats == null ? 0 : stats.length;
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}
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@Override
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||||
public String type(int i) {
|
||||
return "shard_stats";
|
||||
}
|
||||
|
||||
@Override
|
||||
public void render(int index, XContentBuilder builder) throws IOException {
|
||||
builder.startObject();
|
||||
|
|
@ -410,6 +431,11 @@ public class ESExporter extends AbstractLifecycleComponent<ESExporter> implement
|
|||
return stats == null ? 0 : stats.length;
|
||||
}
|
||||
|
||||
@Override
|
||||
public String type(int i) {
|
||||
return "index_stats";
|
||||
}
|
||||
|
||||
@Override
|
||||
public void render(int index, XContentBuilder builder) throws IOException {
|
||||
builder.startObject();
|
||||
|
|
@ -445,6 +471,11 @@ public class ESExporter extends AbstractLifecycleComponent<ESExporter> implement
|
|||
return totalStats == null ? 0 : 1;
|
||||
}
|
||||
|
||||
@Override
|
||||
public String type(int i) {
|
||||
return "indices_stats";
|
||||
}
|
||||
|
||||
@Override
|
||||
public void render(int index, XContentBuilder builder) throws IOException {
|
||||
assert index == 0;
|
||||
|
|
@ -461,5 +492,35 @@ public class ESExporter extends AbstractLifecycleComponent<ESExporter> implement
|
|||
}
|
||||
}
|
||||
|
||||
|
||||
class AnnotationsRenderer implements MultiXContentRenderer {
|
||||
|
||||
Annotation[] annotations;
|
||||
ToXContent.Params xContentParams = ToXContent.EMPTY_PARAMS;
|
||||
|
||||
public void reset(Annotation[] annotations) {
|
||||
this.annotations = annotations;
|
||||
}
|
||||
|
||||
@Override
|
||||
public int length() {
|
||||
return annotations == null ? 0 : annotations.length;
|
||||
}
|
||||
|
||||
@Override
|
||||
public String type(int i) {
|
||||
return annotations[i].type();
|
||||
}
|
||||
|
||||
|
||||
@Override
|
||||
public void render(int index, XContentBuilder builder) throws IOException {
|
||||
builder.startObject();
|
||||
addNodeInfo(builder, "node");
|
||||
annotations[index].addXContentBody(builder, xContentParams);
|
||||
builder.endObject();
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
|
|
|
|||
|
|
@ -10,6 +10,7 @@ import org.elasticsearch.action.admin.indices.stats.IndexStats;
|
|||
import org.elasticsearch.action.admin.indices.stats.IndicesStatsResponse;
|
||||
import org.elasticsearch.action.admin.indices.stats.ShardStats;
|
||||
import org.elasticsearch.common.component.LifecycleComponent;
|
||||
import org.elasticsearch.marvel.monitor.annotation.Annotation;
|
||||
|
||||
import java.util.Map;
|
||||
|
||||
|
|
@ -23,4 +24,5 @@ public interface StatsExporter<T> extends LifecycleComponent<T> {
|
|||
|
||||
void exportIndicesStats(IndicesStatsResponse indicesStats);
|
||||
|
||||
void exportAnnotations(Annotation[] annotations);
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in New Issue