org.elasticsearch.xpack.core.ilm.CloseIndexStep Maven / Gradle / Ivy

/*
 * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
 * or more contributor license agreements. Licensed under the Elastic License
 * 2.0; you may not use this file except in compliance with the Elastic License
 * 2.0.
 */

package org.elasticsearch.xpack.core.ilm;

import org.elasticsearch.ElasticsearchException;
import org.elasticsearch.action.ActionListener;
import org.elasticsearch.action.admin.indices.close.CloseIndexRequest;
import org.elasticsearch.client.Client;
import org.elasticsearch.cluster.ClusterState;
import org.elasticsearch.cluster.ClusterStateObserver;
import org.elasticsearch.cluster.metadata.IndexMetadata;

/**
 * Invokes a close step on a single index.
 */

public class CloseIndexStep extends AsyncActionStep {
    public static final String NAME = "close-index";

    CloseIndexStep(StepKey key, StepKey nextStepKey, Client client) {
        super(key, nextStepKey, client);
    }

    @Override
    public void performAction(IndexMetadata indexMetadata, ClusterState currentClusterState,
                              ClusterStateObserver observer, Listener listener) {
        if (indexMetadata.getState() == IndexMetadata.State.OPEN) {
            CloseIndexRequest request = new CloseIndexRequest(indexMetadata.getIndex().getName());
            getClient().admin().indices()
                .close(request, ActionListener.wrap(closeIndexResponse -> {
                    if (closeIndexResponse.isAcknowledged() == false) {
                        throw new ElasticsearchException("close index request failed to be acknowledged");
                    }
                    listener.onResponse(true);
                }, listener::onFailure));
        }
        else {
            listener.onResponse(true);
        }
    }

    @Override
    public boolean isRetryable() {
        return true;
    }
}