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Serialise metrics/index_metrics using bit mask.
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Signed-off-by: Swetha Guptha <[email protected]>
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Swetha Guptha committed Sep 29, 2024
1 parent a8a1de5 commit d9744e7
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Showing 10 changed files with 383 additions and 236 deletions.
237 changes: 151 additions & 86 deletions ...rc/internalClusterTest/java/org/opensearch/action/admin/cluster/stats/ClusterStatsIT.java
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20 changes: 10 additions & 10 deletions server/src/main/java/org/opensearch/action/admin/cluster/stats/ClusterStatsIndices.java
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Original file line number Diff line number Diff line change
Expand Up @@ -32,7 +32,7 @@

package org.opensearch.action.admin.cluster.stats;

import org.opensearch.action.admin.cluster.stats.ClusterStatsRequest.IndexMetrics;
import org.opensearch.action.admin.cluster.stats.ClusterStatsRequest.IndexMetric;
import org.opensearch.action.admin.indices.stats.CommonStats;
import org.opensearch.common.annotation.PublicApi;
import org.opensearch.core.xcontent.ToXContentFragment;
Expand Down Expand Up @@ -71,52 +71,52 @@ public class ClusterStatsIndices implements ToXContentFragment {
private MappingStats mappings;

public ClusterStatsIndices(List<ClusterStatsNodeResponse> nodeResponses, MappingStats mappingStats, AnalysisStats analysisStats) {
this(IndexMetrics.allIndicesMetrics(), nodeResponses, mappingStats, analysisStats);
this(Set.of(IndexMetric.values()), nodeResponses, mappingStats, analysisStats);

}

public ClusterStatsIndices(
Set<String> indicesMetrics,
Set<IndexMetric> indicesMetrics,
List<ClusterStatsNodeResponse> nodeResponses,
MappingStats mappingStats,
AnalysisStats analysisStats
) {
Map<String, ShardStats> countsPerIndex = new HashMap<>();
Consumer<DocsStats> docsStatsConsumer = (docs) -> {
if (IndexMetrics.DOCS.containedIn(indicesMetrics)) {
if (indicesMetrics.contains(IndexMetric.DOCS)) {
if (this.docs == null) this.docs = new DocsStats();
this.docs.add(docs);
}
};
Consumer<StoreStats> storeStatsConsumer = (store) -> {
if (IndexMetrics.STORE.containedIn(indicesMetrics)) {
if (indicesMetrics.contains(IndexMetric.STORE)) {
if (this.store == null) this.store = new StoreStats();
this.store.add(store);
}
};
Consumer<FieldDataStats> fieldDataConsumer = (fieldDataStats) -> {
if (IndexMetrics.FIELDDATA.containedIn(indicesMetrics)) {
if (indicesMetrics.contains(IndexMetric.FIELDDATA)) {
if (this.fieldData == null) this.fieldData = new FieldDataStats();
this.fieldData.add(fieldDataStats);
}
};

Consumer<QueryCacheStats> queryCacheStatsConsumer = (queryCacheStats) -> {
if (IndexMetrics.QUERY_CACHE.containedIn(indicesMetrics)) {
if (indicesMetrics.contains(IndexMetric.QUERY_CACHE)) {
if (this.queryCache == null) this.queryCache = new QueryCacheStats();
this.queryCache.add(queryCacheStats);
}
};

Consumer<CompletionStats> completionStatsConsumer = (completionStats) -> {
if (IndexMetrics.COMPLETION.containedIn(indicesMetrics)) {
if (indicesMetrics.contains(IndexMetric.COMPLETION)) {
if (this.completion == null) this.completion = new CompletionStats();
this.completion.add(completionStats);
}
};

Consumer<SegmentsStats> segmentsStatsConsumer = (segmentsStats) -> {
if (IndexMetrics.SEGMENTS.containedIn(indicesMetrics)) {
if (indicesMetrics.contains(IndexMetric.SEGMENTS)) {
if (this.segments == null) this.segments = new SegmentsStats();
this.segments.add(segmentsStats);
}
Expand Down Expand Up @@ -170,7 +170,7 @@ public ClusterStatsIndices(
}

indexCount = countsPerIndex.size();
if (IndexMetrics.SHARDS.containedIn(indicesMetrics)) {
if (indicesMetrics.contains(IndexMetric.SHARDS)) {
shards = new ShardStats();
for (final ShardStats indexCountsCursor : countsPerIndex.values()) {
shards.addIndexShardCount(indexCountsCursor);
Expand Down
50 changes: 25 additions & 25 deletions server/src/main/java/org/opensearch/action/admin/cluster/stats/ClusterStatsNodes.java
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Original file line number Diff line number Diff line change
Expand Up @@ -90,26 +90,29 @@ public class ClusterStatsNodes implements ToXContentFragment {
private final PackagingTypes packagingTypes;
private final IngestStats ingestStats;

public static final Set<String> NODE_STATS_METRICS = Set.of(
Metric.OS.metricName(),
Metric.PROCESS.metricName(),
Metric.JVM.metricName(),
Metric.FS.metricName(),
Metric.PLUGINS.metricName(),
Metric.INGEST.metricName(),
Metric.NETWORK_TYPES.metricName(),
Metric.DISCOVERY_TYPES.metricName(),
Metric.PACKAGING_TYPES.metricName()
public static final Set<Metric> NODE_STATS_METRICS = Set.of(
// Stats computed from node info and node stat
Metric.OS,
Metric.JVM,
// Stats computed from node stat
Metric.FS,
Metric.PROCESS,
Metric.INGEST,
// Stats computed from node info
Metric.PLUGINS,
Metric.NETWORK_TYPES,
Metric.DISCOVERY_TYPES,
Metric.PACKAGING_TYPES
);

ClusterStatsNodes(List<ClusterStatsNodeResponse> nodeResponses) {
this(Metric.allMetrics(), nodeResponses);
this(Set.of(Metric.values()), nodeResponses);
}

ClusterStatsNodes(Set<String> requestedMetrics, List<ClusterStatsNodeResponse> nodeResponses) {
ClusterStatsNodes(Set<Metric> requestedMetrics, List<ClusterStatsNodeResponse> nodeResponses) {
this.versions = new HashSet<>();
this.fs = ClusterStatsRequest.Metric.FS.containedIn(requestedMetrics) ? new FsInfo.Path() : null;
this.plugins = ClusterStatsRequest.Metric.PLUGINS.containedIn(requestedMetrics) ? new HashSet<>() : null;
this.fs = requestedMetrics.contains(ClusterStatsRequest.Metric.FS) ? new FsInfo.Path() : null;
this.plugins = requestedMetrics.contains(ClusterStatsRequest.Metric.PLUGINS) ? new HashSet<>() : null;

Set<InetAddress> seenAddresses = new HashSet<>(nodeResponses.size());
List<NodeInfo> nodeInfos = new ArrayList<>(nodeResponses.size());
Expand All @@ -132,18 +135,15 @@ public class ClusterStatsNodes implements ToXContentFragment {
this.fs.add(nodeResponse.nodeStats().getFs().getTotal());
}
}

this.counts = new Counts(nodeInfos);
this.os = ClusterStatsRequest.Metric.OS.containedIn(requestedMetrics) ? new OsStats(nodeInfos, nodeStats) : null;
this.process = ClusterStatsRequest.Metric.PROCESS.containedIn(requestedMetrics) ? new ProcessStats(nodeStats) : null;
this.jvm = ClusterStatsRequest.Metric.JVM.containedIn(requestedMetrics) ? new JvmStats(nodeInfos, nodeStats) : null;
this.networkTypes = ClusterStatsRequest.Metric.NETWORK_TYPES.containedIn(requestedMetrics) ? new NetworkTypes(nodeInfos) : null;
this.discoveryTypes = ClusterStatsRequest.Metric.DISCOVERY_TYPES.containedIn(requestedMetrics)
? new DiscoveryTypes(nodeInfos)
: null;
this.packagingTypes = ClusterStatsRequest.Metric.PACKAGING_TYPES.containedIn(requestedMetrics)
? new PackagingTypes(nodeInfos)
: null;
this.ingestStats = ClusterStatsRequest.Metric.INGEST.containedIn(requestedMetrics) ? new IngestStats(nodeStats) : null;
this.networkTypes = requestedMetrics.contains(ClusterStatsRequest.Metric.NETWORK_TYPES) ? new NetworkTypes(nodeInfos) : null;
this.discoveryTypes = requestedMetrics.contains(ClusterStatsRequest.Metric.DISCOVERY_TYPES) ? new DiscoveryTypes(nodeInfos) : null;
this.packagingTypes = requestedMetrics.contains(ClusterStatsRequest.Metric.PACKAGING_TYPES) ? new PackagingTypes(nodeInfos) : null;
this.ingestStats = requestedMetrics.contains(ClusterStatsRequest.Metric.INGEST) ? new IngestStats(nodeStats) : null;
this.process = requestedMetrics.contains(ClusterStatsRequest.Metric.PROCESS) ? new ProcessStats(nodeStats) : null;
this.os = requestedMetrics.contains(ClusterStatsRequest.Metric.OS) ? new OsStats(nodeInfos, nodeStats) : null;
this.jvm = requestedMetrics.contains(ClusterStatsRequest.Metric.JVM) ? new JvmStats(nodeInfos, nodeStats) : null;
}

public Counts getCounts() {
Expand Down
120 changes: 60 additions & 60 deletions server/src/main/java/org/opensearch/action/admin/cluster/stats/ClusterStatsRequest.java
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Original file line number Diff line number Diff line change
Expand Up @@ -39,10 +39,8 @@
import org.opensearch.core.common.io.stream.StreamOutput;

import java.io.IOException;
import java.util.Arrays;
import java.util.HashSet;
import java.util.Set;
import java.util.stream.Collectors;

/**
* A request to get cluster level stats.
Expand All @@ -52,8 +50,8 @@
@PublicApi(since = "1.0.0")
public class ClusterStatsRequest extends BaseNodesRequest<ClusterStatsRequest> {

private final Set<String> requestedMetrics = new HashSet<>();
private final Set<String> indexMetricsRequested = new HashSet<>();
private final Set<Metric> requestedMetrics = new HashSet<>();
private final Set<IndexMetric> indexMetricsRequested = new HashSet<>();
private Boolean applyMetricFiltering = false;

public ClusterStatsRequest(StreamInput in) throws IOException {
Expand All @@ -63,8 +61,18 @@ public ClusterStatsRequest(StreamInput in) throws IOException {
}
if (in.getVersion().onOrAfter(Version.V_3_0_0)) {
applyMetricFiltering = in.readOptionalBoolean();
requestedMetrics.addAll(in.readStringList());
indexMetricsRequested.addAll(in.readStringList());
final long longMetricsFlags = in.readLong();
for (Metric metric : Metric.values()) {
if ((longMetricsFlags & (1 << metric.getIndex())) != 0) {
requestedMetrics.add(metric);
}
}
final long longIndexMetricFlags = in.readLong();
for (IndexMetric indexMetric : IndexMetric.values()) {
if ((longIndexMetricFlags & (1 << indexMetric.getIndex())) != 0) {
indexMetricsRequested.add(indexMetric);
}
}
}
}

Expand Down Expand Up @@ -97,44 +105,30 @@ public void applyMetricFiltering(boolean honourMetricFiltering) {
/**
* Add Metric
*/
public ClusterStatsRequest addMetric(String metric) {
if (Metric.allMetrics().contains(metric) == false) {
throw new IllegalStateException("Used an illegal Metric: " + metric);
}
public ClusterStatsRequest addMetric(Metric metric) {
requestedMetrics.add(metric);
return this;
}

/**
* Get the names of requested metrics
*/
public Set<String> requestedMetrics() {
public Set<Metric> requestedMetrics() {
return new HashSet<>(requestedMetrics);
}

/**
* Add IndexMetric
*/
public ClusterStatsRequest addIndexMetric(String indexMetric) {
if (IndexMetrics.allIndicesMetrics().contains(indexMetric) == false) {
throw new IllegalStateException("Used an illegal index metric: " + indexMetric);
}
public ClusterStatsRequest addIndexMetric(IndexMetric indexMetric) {
indexMetricsRequested.add(indexMetric);
return this;
}

public Set<String> indicesMetrics() {
public Set<IndexMetric> indicesMetrics() {
return new HashSet<>(indexMetricsRequested);
}

public void clearRequestedMetrics() {
requestedMetrics.clear();
}

public void clearIndicesMetrics() {
indexMetricsRequested.clear();
}

@Override
public void writeTo(StreamOutput out) throws IOException {
super.writeTo(out);
Expand All @@ -143,8 +137,16 @@ public void writeTo(StreamOutput out) throws IOException {
}
if (out.getVersion().onOrAfter(Version.V_3_0_0)) {
out.writeOptionalBoolean(applyMetricFiltering);
out.writeStringArray(requestedMetrics.toArray(new String[0]));
out.writeStringArray(indexMetricsRequested.toArray(new String[0]));
long longMetricFlags = 0;
for (Metric metric : requestedMetrics) {
longMetricFlags |= (1 << metric.getIndex());
}
out.writeLong(longMetricFlags);
long longIndexMetricFlags = 0;
for (IndexMetric indexMetric : indexMetricsRequested) {
longIndexMetricFlags |= (1 << indexMetric.getIndex());
}
out.writeLong(longIndexMetricFlags);
}
}

Expand All @@ -154,33 +156,32 @@ public void writeTo(StreamOutput out) throws IOException {
*/
@PublicApi(since = "3.0.0")
public enum Metric {
OS("os"),
PROCESS("process"),
JVM("jvm"),
FS("fs"),
PLUGINS("plugins"),
INGEST("ingest"),
NETWORK_TYPES("network_types"),
DISCOVERY_TYPES("discovery_types"),
PACKAGING_TYPES("packaging_types"),
INDICES("indices");
OS("os", 0),
JVM("jvm", 1),
FS("fs", 2),
PROCESS("process", 3),
INGEST("ingest", 4),
PLUGINS("plugins", 5),
NETWORK_TYPES("network_types", 6),
DISCOVERY_TYPES("discovery_types", 7),
PACKAGING_TYPES("packaging_types", 8),
INDICES("indices", 9);

private String metricName;

Metric(String name) {
private int index;

Metric(String name, int index) {
this.metricName = name;
this.index = index;
}

public String metricName() {
return this.metricName;
}

public static Set<String> allMetrics() {
return Arrays.stream(values()).map(Metric::metricName).collect(Collectors.toSet());
}

public boolean containedIn(Set<String> metricNames) {
return metricNames.contains(this.metricName());
public int getIndex() {
return index;
}

}
Expand All @@ -190,33 +191,32 @@ public boolean containedIn(Set<String> metricNames) {
* from the cluster stats endpoint.
*/
@PublicApi(since = "3.0.0")
public enum IndexMetrics {
SHARDS("shards"),
DOCS("docs"),
STORE("store"),
FIELDDATA("fielddata"),
QUERY_CACHE("query_cache"),
COMPLETION("completion"),
SEGMENTS("segments"),
ANALYSIS("analysis"),
MAPPINGS("mappings");
public enum IndexMetric {
SHARDS("shards", 0),
DOCS("docs", 1),
STORE("store", 2),
FIELDDATA("fielddata", 3),
QUERY_CACHE("query_cache", 4),
COMPLETION("completion", 5),
SEGMENTS("segments", 6),
ANALYSIS("analysis", 7),
MAPPINGS("mappings", 8);

private String metricName;

IndexMetrics(String name) {
private int index;

IndexMetric(String name, int index) {
this.metricName = name;
this.index = index;
}

public String metricName() {
return this.metricName;
}

public boolean containedIn(Set<String> metricNames) {
return metricNames.contains(this.metricName());
}

public static Set<String> allIndicesMetrics() {
return Arrays.stream(values()).map(IndexMetrics::metricName).collect(Collectors.toSet());
public int getIndex() {
return this.index;
}
}
}
7 changes: 5 additions & 2 deletions ...r/src/main/java/org/opensearch/action/admin/cluster/stats/ClusterStatsRequestBuilder.java
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Original file line number Diff line number Diff line change
Expand Up @@ -38,6 +38,9 @@

import java.util.Set;

import static org.opensearch.action.admin.cluster.stats.ClusterStatsRequest.IndexMetric;
import static org.opensearch.action.admin.cluster.stats.ClusterStatsRequest.Metric;

/**
* Transport request builder for obtaining cluster stats
*
Expand All @@ -63,12 +66,12 @@ public final ClusterStatsRequestBuilder applyMetricFiltering(boolean applyMetric
return this;
}

public final ClusterStatsRequestBuilder requestMetrics(Set<String> requestMetrics) {
public final ClusterStatsRequestBuilder requestMetrics(Set<Metric> requestMetrics) {
requestMetrics.forEach(request::addMetric);
return this;
}

public final ClusterStatsRequestBuilder indexMetrics(Set<String> indexMetrics) {
public final ClusterStatsRequestBuilder indexMetrics(Set<IndexMetric> indexMetrics) {
indexMetrics.forEach(request::addIndexMetric);
return this;
}
Expand Down
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