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SNAPSHOT: Improve Resilience SnapshotShardService (elastic#36113)
* Resolve the index in the snapshotting thread * Added test for routing table - snapshot state mismatch
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...ramework/src/main/java/org/elasticsearch/test/disruption/BusyMasterServiceDisruption.java
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| /* | ||
| * Licensed to Elasticsearch under one or more contributor | ||
| * license agreements. See the NOTICE file distributed with | ||
| * this work for additional information regarding copyright | ||
| * ownership. Elasticsearch licenses this file to you under | ||
| * the Apache License, Version 2.0 (the "License"); you may | ||
| * not use this file except in compliance with the License. | ||
| * You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, | ||
| * software distributed under the License 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 org.elasticsearch.test.disruption; | ||
|
|
||
| import org.elasticsearch.cluster.ClusterState; | ||
| import org.elasticsearch.cluster.ClusterStateUpdateTask; | ||
| import org.elasticsearch.cluster.service.ClusterService; | ||
| import org.elasticsearch.common.Priority; | ||
| import org.elasticsearch.common.unit.TimeValue; | ||
| import org.elasticsearch.test.InternalTestCluster; | ||
| import java.util.Random; | ||
| import java.util.concurrent.atomic.AtomicBoolean; | ||
|
|
||
| public class BusyMasterServiceDisruption extends SingleNodeDisruption { | ||
| private final AtomicBoolean active = new AtomicBoolean(); | ||
| private final Priority priority; | ||
|
|
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| public BusyMasterServiceDisruption(Random random, Priority priority) { | ||
| super(random); | ||
| this.priority = priority; | ||
| } | ||
|
|
||
| @Override | ||
| public void startDisrupting() { | ||
| disruptedNode = cluster.getMasterName(); | ||
| final String disruptionNodeCopy = disruptedNode; | ||
| if (disruptionNodeCopy == null) { | ||
| return; | ||
| } | ||
| ClusterService clusterService = cluster.getInstance(ClusterService.class, disruptionNodeCopy); | ||
| if (clusterService == null) { | ||
| return; | ||
| } | ||
| logger.info("making master service busy on node [{}] at priority [{}]", disruptionNodeCopy, priority); | ||
| active.set(true); | ||
| submitTask(clusterService); | ||
| } | ||
|
|
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| private void submitTask(ClusterService clusterService) { | ||
| clusterService.getMasterService().submitStateUpdateTask( | ||
| "service_disruption_block", | ||
| new ClusterStateUpdateTask(priority) { | ||
| @Override | ||
| public ClusterState execute(ClusterState currentState) { | ||
| if (active.get()) { | ||
| submitTask(clusterService); | ||
| } | ||
| return currentState; | ||
| } | ||
|
|
||
| @Override | ||
| public void onFailure(String source, Exception e) { | ||
| logger.error("unexpected error during disruption", e); | ||
| } | ||
| } | ||
| ); | ||
| } | ||
|
|
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| @Override | ||
| public void stopDisrupting() { | ||
| active.set(false); | ||
| } | ||
|
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| @Override | ||
| public void removeAndEnsureHealthy(InternalTestCluster cluster) { | ||
| removeFromCluster(cluster); | ||
| } | ||
|
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||
| @Override | ||
| public TimeValue expectedTimeToHeal() { | ||
| return TimeValue.timeValueMinutes(0); | ||
| } | ||
| } |