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Add Transform reset logic #2

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merged 1 commit into from
Mar 3, 2021
Merged

Add Transform reset logic #2

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32 changes: 32 additions & 0 deletions x-pack/plugin/transform/src/main/java/org/elasticsearch/xpack/transform/Transform.java
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Original file line number Diff line number Diff line change
Expand Up @@ -10,11 +10,14 @@
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.apache.lucene.util.SetOnce;
import org.elasticsearch.action.ActionListener;
import org.elasticsearch.action.ActionRequest;
import org.elasticsearch.action.ActionResponse;
import org.elasticsearch.action.admin.cluster.snapshots.features.ResetFeatureStateResponse;
import org.elasticsearch.client.Client;
import org.elasticsearch.cluster.metadata.IndexNameExpressionResolver;
import org.elasticsearch.cluster.metadata.IndexTemplateMetadata;
import org.elasticsearch.cluster.metadata.Metadata;
import org.elasticsearch.cluster.node.DiscoveryNode;
import org.elasticsearch.cluster.node.DiscoveryNodeRole;
import org.elasticsearch.cluster.node.DiscoveryNodes;
Expand Down Expand Up @@ -371,6 +374,35 @@ public Collection<SystemIndexDescriptor> getSystemIndexDescriptors(Settings sett
}
}

@Override
public void cleanUpFeature(
ClusterService clusterService,
Client client,
ActionListener<ResetFeatureStateResponse.ResetFeatureStateStatus> listener
) {
ActionListener<StopTransformAction.Response> afterStoppingTransforms = ActionListener.wrap(stopTransformsResponse -> {
if (stopTransformsResponse.isAcknowledged()
&& stopTransformsResponse.getTaskFailures().isEmpty()
&& stopTransformsResponse.getNodeFailures().isEmpty()) {

SystemIndexPlugin.super.cleanUpFeature(clusterService, client, listener);
} else {
String errMsg = "Failed to reset Transform: "
+ (stopTransformsResponse.isAcknowledged() ? "" : "not acknowledged ")
+ (stopTransformsResponse.getNodeFailures().isEmpty()
? ""
: "node failures: " + stopTransformsResponse.getNodeFailures() + " ")
+ (stopTransformsResponse.getTaskFailures().isEmpty()
? ""
: "task failures: " + stopTransformsResponse.getTaskFailures());
listener.onResponse(new ResetFeatureStateResponse.ResetFeatureStateStatus(this.getFeatureName(), errMsg));
}
}, listener::onFailure);

StopTransformAction.Request stopTransformsRequest = new StopTransformAction.Request(Metadata.ALL, true, true, null, true, false);
client.execute(StopTransformAction.INSTANCE, stopTransformsRequest, afterStoppingTransforms);
}

@Override
public String getFeatureName() {
return "transform";
Expand Down