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* Publish shard state metrics * Publish Shard State Metrics2 * Publish Shard State Metrics * Publish Shard State Metrics * Publish Shard State Metrics * Publish Shard State Metrics * Publish Shard State Metrics Co-authored-by: Arpita <[email protected]>
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...m/amazon/opendistro/elasticsearch/performanceanalyzer/collectors/ShardStateCollector.java
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| /* | ||
| * Copyright 2019 Amazon.com, Inc. or its affiliates. All Rights Reserved. | ||
| * | ||
| * Licensed under the Apache License, Version 2.0 (the "License"). | ||
| * You may not use this file except in compliance with the License. | ||
| * A copy of the License is located at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * or in the "license" file accompanying this file. This file is distributed | ||
| * on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either | ||
| * express or implied. See the License for the specific language governing | ||
| * permissions and limitations under the License. | ||
| */ | ||
|
|
||
| package com.amazon.opendistro.elasticsearch.performanceanalyzer.collectors; | ||
|
|
||
| import com.amazon.opendistro.elasticsearch.performanceanalyzer.ESResources; | ||
| import com.amazon.opendistro.elasticsearch.performanceanalyzer.PerformanceAnalyzerApp; | ||
| import com.amazon.opendistro.elasticsearch.performanceanalyzer.config.PerformanceAnalyzerController; | ||
| import com.amazon.opendistro.elasticsearch.performanceanalyzer.config.overrides.ConfigOverridesWrapper; | ||
| import com.amazon.opendistro.elasticsearch.performanceanalyzer.metrics.AllMetrics; | ||
| import com.amazon.opendistro.elasticsearch.performanceanalyzer.metrics.MetricsConfiguration; | ||
| import com.amazon.opendistro.elasticsearch.performanceanalyzer.metrics.MetricsProcessor; | ||
| import com.amazon.opendistro.elasticsearch.performanceanalyzer.metrics.PerformanceAnalyzerMetrics; | ||
| import com.amazon.opendistro.elasticsearch.performanceanalyzer.rca.framework.metrics.ExceptionsAndErrors; | ||
| import com.amazon.opendistro.elasticsearch.performanceanalyzer.rca.framework.metrics.WriterMetrics; | ||
| import com.fasterxml.jackson.annotation.JsonProperty; | ||
| import org.apache.logging.log4j.LogManager; | ||
| import org.apache.logging.log4j.Logger; | ||
| import org.elasticsearch.cluster.ClusterState; | ||
| import org.elasticsearch.cluster.routing.RoutingTable; | ||
| import org.elasticsearch.cluster.routing.ShardRouting; | ||
| import org.elasticsearch.cluster.routing.ShardRoutingState; | ||
| import org.jooq.tools.StringUtils; | ||
| import org.jooq.tools.json.JSONObject; | ||
|
|
||
| import java.util.List; | ||
|
|
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| import static com.amazon.opendistro.elasticsearch.performanceanalyzer.metrics.AllMetrics.ShardType.SHARD_PRIMARY; | ||
| import static com.amazon.opendistro.elasticsearch.performanceanalyzer.metrics.AllMetrics.ShardType.SHARD_REPLICA; | ||
|
|
||
| public class ShardStateCollector extends PerformanceAnalyzerMetricsCollector implements MetricsProcessor { | ||
| public static final int SAMPLING_TIME_INTERVAL = MetricsConfiguration.CONFIG_MAP.get(ShardStateCollector.class).samplingInterval; | ||
| private static final Logger LOG = LogManager.getLogger(ShardStateCollector.class); | ||
| private static final int KEYS_PATH_LENGTH = 0; | ||
| private final ConfigOverridesWrapper configOverridesWrapper; | ||
| private final PerformanceAnalyzerController controller; | ||
| private StringBuilder value; | ||
|
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| public ShardStateCollector(PerformanceAnalyzerController controller, | ||
| ConfigOverridesWrapper configOverridesWrapper) { | ||
| super(SAMPLING_TIME_INTERVAL, "ShardsStateCollector"); | ||
| value = new StringBuilder(); | ||
| this.controller = controller; | ||
| this.configOverridesWrapper = configOverridesWrapper; | ||
| } | ||
|
|
||
| @Override | ||
| void collectMetrics( long startTime) { | ||
| if(!controller.isCollectorEnabled(configOverridesWrapper, getCollectorName())) { | ||
| return; | ||
| } | ||
| long mCurrT = System.currentTimeMillis(); | ||
| if (ESResources.INSTANCE.getClusterService() == null) { | ||
| return; | ||
| } | ||
| ClusterState clusterState = ESResources.INSTANCE.getClusterService().state(); | ||
| boolean inActiveShard = false; | ||
| try { | ||
| value.setLength(0); | ||
| value.append(PerformanceAnalyzerMetrics.getJsonCurrentMilliSeconds()) | ||
| .append(PerformanceAnalyzerMetrics.sMetricNewLineDelimitor); | ||
| RoutingTable routingTable = clusterState.routingTable(); | ||
| String[] indices = routingTable.indicesRouting().keys().toArray(String.class); | ||
| for (String index : indices) { | ||
| List<ShardRouting> allShardsIndex = routingTable.allShards(index); | ||
| value.append(createJsonObject(AllMetrics.ShardStateDimension.INDEX_NAME.toString(), index)); | ||
| for (ShardRouting shard :allShardsIndex) { | ||
| String nodeName = StringUtils.EMPTY; | ||
| if (shard.assignedToNode()) { | ||
| nodeName = clusterState.nodes().get(shard.currentNodeId()).getName(); | ||
| } | ||
| if (shard.state() != ShardRoutingState.STARTED) { | ||
| inActiveShard = true; | ||
| value | ||
| .append(PerformanceAnalyzerMetrics.sMetricNewLineDelimitor) | ||
| .append(new ShardStateMetrics( | ||
| shard.getId(), | ||
| shard.primary() ? SHARD_PRIMARY.toString() : SHARD_REPLICA.toString(), | ||
| nodeName, | ||
| shard.state().name()) | ||
| .serialize()); | ||
|
|
||
| } | ||
| } | ||
| } | ||
| value.append(PerformanceAnalyzerMetrics.sMetricNewLineDelimitor); | ||
| if(inActiveShard) { | ||
| saveMetricValues(value.toString(), startTime); | ||
| } | ||
| PerformanceAnalyzerApp.WRITER_METRICS_AGGREGATOR.updateStat( | ||
| WriterMetrics.SHARD_STATE_COLLECTOR_EXECUTION_TIME, "", | ||
| System.currentTimeMillis() - mCurrT); | ||
| } catch (Exception ex) { | ||
| PerformanceAnalyzerApp.ERRORS_AND_EXCEPTIONS_AGGREGATOR.updateStat( | ||
| ExceptionsAndErrors.SHARD_STATE_COLLECTOR_ERROR, "", 1); | ||
| LOG.debug("Exception in Collecting Shard Metrics: {} for startTime {}", () -> ex.toString(), | ||
| () -> startTime); | ||
| } | ||
| } | ||
|
|
||
| @SuppressWarnings("unchecked") | ||
| private String createJsonObject(String key, String value) { | ||
| JSONObject json = new JSONObject(); | ||
| json.put(key,value); | ||
| return json.toString(); | ||
| } | ||
|
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| @Override | ||
| public String getMetricsPath(long startTime, String... keysPath) { | ||
| if (keysPath.length != KEYS_PATH_LENGTH) { | ||
| throw new RuntimeException("keys length should be " + KEYS_PATH_LENGTH); | ||
| } | ||
|
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| return PerformanceAnalyzerMetrics.generatePath(startTime, PerformanceAnalyzerMetrics.sShardStatePath); | ||
| } | ||
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| public static class ShardStateMetrics extends MetricStatus { | ||
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| private final int shardId; | ||
| private final String shardType; | ||
| private final String nodeName; | ||
| private final String shardState; | ||
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| public ShardStateMetrics(int shardId, String shardType, String nodeName, String shardState) { | ||
| this.shardId = shardId; | ||
| this.shardType = shardType; | ||
| this.nodeName = nodeName; | ||
| this.shardState = shardState; | ||
| } | ||
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| @JsonProperty(AllMetrics.CommonDimension.Constants.SHARDID_VALUE) | ||
| public int getShardId() { | ||
| return shardId; | ||
| } | ||
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| @JsonProperty(AllMetrics.ShardStateDimension.Constants.SHARD_TYPE) | ||
| public String getShardType() { | ||
| return shardType; | ||
| } | ||
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| @JsonProperty(AllMetrics.ShardStateDimension.Constants.NODE_NAME) | ||
| public String getNodeName() { | ||
| return nodeName; | ||
| } | ||
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| @JsonProperty(AllMetrics.ShardStateValue.Constants.SHARD_STATE) | ||
| public String getShardState() { | ||
| return shardState; | ||
| } | ||
| } | ||
|
|
||
| } |
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57 changes: 57 additions & 0 deletions
57
...azon/opendistro/elasticsearch/performanceanalyzer/collectors/ShardStateCollectorTest.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,57 @@ | ||
| /* | ||
| * Copyright 2019 Amazon.com, Inc. or its affiliates. All Rights Reserved. | ||
| * | ||
| * Licensed under the Apache License, Version 2.0 (the "License"). | ||
| * You may not use this file except in compliance with the License. | ||
| * A copy of the License is located at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * or in the "license" file accompanying this file. This file is distributed | ||
| * on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either | ||
| * express or implied. See the License for the specific language governing | ||
| * permissions and limitations under the License. | ||
| */ | ||
|
|
||
| package com.amazon.opendistro.elasticsearch.performanceanalyzer.collectors; | ||
|
|
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| import com.amazon.opendistro.elasticsearch.performanceanalyzer.CustomMetricsLocationTestBase; | ||
| import com.amazon.opendistro.elasticsearch.performanceanalyzer.config.PerformanceAnalyzerController; | ||
| import com.amazon.opendistro.elasticsearch.performanceanalyzer.config.PluginSettings; | ||
| import com.amazon.opendistro.elasticsearch.performanceanalyzer.config.overrides.ConfigOverridesWrapper; | ||
| import com.amazon.opendistro.elasticsearch.performanceanalyzer.metrics.MetricsConfiguration; | ||
| import com.amazon.opendistro.elasticsearch.performanceanalyzer.metrics.PerformanceAnalyzerMetrics; | ||
| import org.junit.Test; | ||
| import org.mockito.Mockito; | ||
|
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| import static org.junit.Assert.assertEquals; | ||
| import static org.junit.Assert.assertTrue; | ||
|
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| public class ShardStateCollectorTest extends CustomMetricsLocationTestBase { | ||
|
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| @Test | ||
| public void testShardsStateMetrics() { | ||
| MetricsConfiguration.CONFIG_MAP.put(ShardStateCollector.class, MetricsConfiguration.cdefault); | ||
| System.setProperty("performanceanalyzer.metrics.log.enabled", "False"); | ||
| long startTimeInMills = 1153721339; | ||
| PerformanceAnalyzerController controller = Mockito.mock(PerformanceAnalyzerController.class); | ||
| ConfigOverridesWrapper configOverrides = Mockito.mock(ConfigOverridesWrapper.class); | ||
| Mockito.when(controller.isCollectorEnabled(configOverrides, "ShardStateCollector")) | ||
| .thenReturn(true); | ||
| ShardStateCollector shardsStateCollector = new ShardStateCollector(controller, configOverrides); | ||
| shardsStateCollector.saveMetricValues("shard_state_metrics", startTimeInMills); | ||
| String fetchedValue = PerformanceAnalyzerMetrics.getMetric(PluginSettings.instance().getMetricsLocation() | ||
| + PerformanceAnalyzerMetrics.getTimeInterval(startTimeInMills)+"/shard_state_metrics/"); | ||
| PerformanceAnalyzerMetrics.removeMetrics(PluginSettings.instance().getMetricsLocation() | ||
| + PerformanceAnalyzerMetrics.getTimeInterval(startTimeInMills)); | ||
| assertEquals("shard_state_metrics", fetchedValue); | ||
|
|
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| try { | ||
| shardsStateCollector.saveMetricValues("shard_state_metrics", startTimeInMills, "123"); | ||
| assertTrue("Negative scenario test: Should have been a RuntimeException", true); | ||
| } catch (RuntimeException ex) { | ||
| //- expecting exception...1 values passed; 0 expected | ||
| } | ||
| } | ||
| } | ||
|
|