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Signed-off-by: Poojita Raj <[email protected]>
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63 changes: 63 additions & 0 deletions
63
...r/src/main/java/org/opensearch/indices/replication/SegmentReplicationUpgradeListener.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,63 @@ | ||
| /* | ||
| * SPDX-License-Identifier: Apache-2.0 | ||
| * | ||
| * The OpenSearch Contributors require contributions made to | ||
| * this file be licensed under the Apache-2.0 license or a | ||
| * compatible open source license. | ||
| */ | ||
|
|
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| package org.opensearch.indices.replication; | ||
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| import org.apache.logging.log4j.LogManager; | ||
| import org.apache.logging.log4j.Logger; | ||
| import org.apache.lucene.store.AlreadyClosedException; | ||
| import org.opensearch.cluster.ClusterChangedEvent; | ||
| import org.opensearch.cluster.ClusterStateListener; | ||
| import org.opensearch.cluster.node.DiscoveryNodes; | ||
| import org.opensearch.index.IndexService; | ||
| import org.opensearch.index.shard.IndexShard; | ||
| import org.opensearch.indices.IndicesService; | ||
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|
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| import java.util.ArrayList; | ||
| import java.util.List; | ||
|
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| public class SegmentReplicationUpgradeListener implements ClusterStateListener { | ||
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| private static final Logger logger = LogManager.getLogger(SegmentReplicationUpgradeListener.class); | ||
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| private final IndicesService indicesService; | ||
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| public SegmentReplicationUpgradeListener(IndicesService indicesService) { | ||
| this.indicesService = indicesService; | ||
| } | ||
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| @Override | ||
| public void clusterChanged(ClusterChangedEvent event) { | ||
| List<IndexShard> indexShardList = new ArrayList<>(); | ||
| DiscoveryNodes nodes = event.state().nodes(); | ||
| if (nodes.getMinNodeVersion().equals(nodes.getMaxNodeVersion())) { | ||
| for (IndexService indexService : indicesService.indices().values()) { | ||
| for (IndexShard indexShard : indexService) { | ||
| try { | ||
| if ((indexShard.getEngine().config().isReadOnlyReplica() == false) && (indexShard.getEngine().config().getClusterMinVersion() != nodes.getMaxNodeVersion())) { | ||
| indexShardList.add(indexShard); | ||
| } | ||
| } catch (AlreadyClosedException e) { | ||
| logger.warn("Index shard [{}] engine is already closed.", indexShard.shardId()); | ||
| } | ||
| } | ||
| } | ||
| } | ||
| try { | ||
| if (indexShardList.isEmpty() == false) { | ||
| for (IndexShard is : indexShardList) { | ||
| is.resetEngineToGlobalCheckpoint(); | ||
| } | ||
| } | ||
| } catch (Exception e) { | ||
| logger.error("Received unexpected exception: [{}]", e.getMessage()); | ||
| } | ||
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| } | ||
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| } |
31 changes: 31 additions & 0 deletions
31
...er/src/main/java/org/opensearch/indices/replication/SegmentReplicationUpgradeService.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,31 @@ | ||
| /* | ||
| * SPDX-License-Identifier: Apache-2.0 | ||
| * | ||
| * The OpenSearch Contributors require contributions made to | ||
| * this file be licensed under the Apache-2.0 license or a | ||
| * compatible open source license. | ||
| */ | ||
|
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| package org.opensearch.indices.replication; | ||
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| import org.opensearch.cluster.service.ClusterApplierService; | ||
| import org.opensearch.common.lease.Releasable; | ||
| import org.opensearch.indices.IndicesService; | ||
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| public class SegmentReplicationUpgradeService implements Releasable { | ||
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| private final ClusterApplierService clusterApplierService; | ||
| private final SegmentReplicationUpgradeListener clusterStateListener; | ||
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| public SegmentReplicationUpgradeService(IndicesService indicesService, ClusterApplierService clusterApplierService) { | ||
| SegmentReplicationUpgradeListener clusterStateListener = new SegmentReplicationUpgradeListener(indicesService); | ||
| this.clusterApplierService = clusterApplierService; | ||
| this.clusterStateListener = clusterStateListener; | ||
| this.clusterApplierService.addListener(this.clusterStateListener); | ||
| } | ||
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| @Override | ||
| public void close() { | ||
| this.clusterApplierService.removeListener(this.clusterStateListener); | ||
| } | ||
| } |
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