org.graylog2.migrations.V20151210140600_ElasticsearchConfigMigration Maven / Gradle / Ivy
/*
* Copyright (C) 2020 Graylog, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the Server Side Public License, version 1,
* as published by MongoDB, Inc.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* Server Side Public License for more details.
*
* You should have received a copy of the Server Side Public License
* along with this program. If not, see
* .
*/
package org.graylog2.migrations;
import org.graylog2.configuration.ElasticsearchConfiguration;
import org.graylog2.indexer.management.IndexManagementConfig;
import org.graylog2.indexer.retention.strategies.ClosingRetentionStrategy;
import org.graylog2.indexer.retention.strategies.ClosingRetentionStrategyConfig;
import org.graylog2.indexer.retention.strategies.DeletionRetentionStrategy;
import org.graylog2.indexer.retention.strategies.DeletionRetentionStrategyConfig;
import org.graylog2.indexer.rotation.strategies.MessageCountRotationStrategy;
import org.graylog2.indexer.rotation.strategies.MessageCountRotationStrategyConfig;
import org.graylog2.indexer.rotation.strategies.SizeBasedRotationStrategy;
import org.graylog2.indexer.rotation.strategies.SizeBasedRotationStrategyConfig;
import org.graylog2.indexer.rotation.strategies.TimeBasedRotationStrategy;
import org.graylog2.indexer.rotation.strategies.TimeBasedRotationStrategyConfig;
import org.graylog2.indexer.searches.SearchesClusterConfig;
import org.graylog2.plugin.cluster.ClusterConfigService;
import org.graylog2.plugin.indexer.retention.RetentionStrategy;
import org.graylog2.plugin.indexer.rotation.RotationStrategy;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import javax.inject.Inject;
import java.time.ZonedDateTime;
public class V20151210140600_ElasticsearchConfigMigration extends Migration {
private static final Logger LOG = LoggerFactory.getLogger(V20151210140600_ElasticsearchConfigMigration.class);
private final ClusterConfigService clusterConfigService;
private final ElasticsearchConfiguration elasticsearchConfiguration;
@Inject
public V20151210140600_ElasticsearchConfigMigration(ClusterConfigService clusterConfigService, ElasticsearchConfiguration elasticsearchConfiguration) {
this.clusterConfigService = clusterConfigService;
this.elasticsearchConfiguration = elasticsearchConfiguration;
}
@Override
public ZonedDateTime createdAt() {
return ZonedDateTime.parse("2015-12-10T14:06:00Z");
}
// Migrate old Elasticsearch config settings to new ClusterConfig based ones.
@Override
public void upgrade() {
// All default rotation strategy settings.
final MessageCountRotationStrategyConfig messageCountRotationStrategyConfig = clusterConfigService.get(MessageCountRotationStrategyConfig.class);
final SizeBasedRotationStrategyConfig sizeBasedRotationStrategyConfig = clusterConfigService.get(SizeBasedRotationStrategyConfig.class);
final TimeBasedRotationStrategyConfig timeBasedRotationStrategyConfig = clusterConfigService.get(TimeBasedRotationStrategyConfig.class);
if (messageCountRotationStrategyConfig == null) {
final MessageCountRotationStrategyConfig countConfig = MessageCountRotationStrategyConfig.create(elasticsearchConfiguration.getMaxDocsPerIndex());
clusterConfigService.write(countConfig);
LOG.info("Migrated \"{}\" setting: {}", "elasticsearch_max_docs_per_index", countConfig);
}
if (sizeBasedRotationStrategyConfig == null) {
final SizeBasedRotationStrategyConfig sizeConfig = SizeBasedRotationStrategyConfig.create(elasticsearchConfiguration.getMaxSizePerIndex());
clusterConfigService.write(sizeConfig);
LOG.info("Migrated \"{}\" setting: {}", "elasticsearch_max_size_per_index", sizeConfig);
}
if (timeBasedRotationStrategyConfig == null) {
final TimeBasedRotationStrategyConfig timeConfig =
TimeBasedRotationStrategyConfig.create(elasticsearchConfiguration.getMaxTimePerIndex(),
elasticsearchConfiguration.getMaxWriteIndexAge());
clusterConfigService.write(timeConfig);
LOG.info("Migrated \"{}\" setting: {}", "elasticsearch_max_time_per_index", timeConfig);
}
// All default retention strategy settings
final ClosingRetentionStrategyConfig closingRetentionStrategyConfig = clusterConfigService.get(ClosingRetentionStrategyConfig.class);
final DeletionRetentionStrategyConfig deletionRetentionStrategyConfig = clusterConfigService.get(DeletionRetentionStrategyConfig.class);
if (closingRetentionStrategyConfig == null) {
final ClosingRetentionStrategyConfig closingConfig = ClosingRetentionStrategyConfig.create(elasticsearchConfiguration.getMaxNumberOfIndices());
clusterConfigService.write(closingConfig);
LOG.info("Migrated \"{}\" setting: {}", "elasticsearch_max_number_of_indices", closingConfig);
}
if (deletionRetentionStrategyConfig == null) {
final DeletionRetentionStrategyConfig deletionConfig = DeletionRetentionStrategyConfig.create(elasticsearchConfiguration.getMaxNumberOfIndices());
clusterConfigService.write(deletionConfig);
LOG.info("Migrated \"{}\" setting: {}", "elasticsearch_max_number_of_indices", deletionConfig);
}
// Selected rotation and retention strategies.
final IndexManagementConfig indexManagementConfig = clusterConfigService.get(IndexManagementConfig.class);
if (indexManagementConfig == null) {
final Class rotationStrategyClass;
switch (elasticsearchConfiguration.getRotationStrategy()) {
case "size":
rotationStrategyClass = SizeBasedRotationStrategy.class;
break;
case "time":
rotationStrategyClass = TimeBasedRotationStrategy.class;
break;
case "count":
rotationStrategyClass = MessageCountRotationStrategy.class;
break;
default:
LOG.warn("Unknown retention strategy \"{}\"", elasticsearchConfiguration.getRotationStrategy());
rotationStrategyClass = MessageCountRotationStrategy.class;
}
final Class retentionStrategyClass;
switch (elasticsearchConfiguration.getRetentionStrategy()) {
case "close":
retentionStrategyClass = ClosingRetentionStrategy.class;
break;
case "delete":
retentionStrategyClass = DeletionRetentionStrategy.class;
break;
default:
LOG.warn("Unknown retention strategy \"{}\"", elasticsearchConfiguration.getRetentionStrategy());
retentionStrategyClass = DeletionRetentionStrategy.class;
}
final IndexManagementConfig config = IndexManagementConfig.create(
rotationStrategyClass.getCanonicalName(),
retentionStrategyClass.getCanonicalName());
clusterConfigService.write(config);
LOG.info("Migrated \"{}\" and \"{}\" setting: {}", "rotation_strategy", "retention_strategy", config);
}
final SearchesClusterConfig searchesClusterConfig = clusterConfigService.get(SearchesClusterConfig.class);
if (searchesClusterConfig == null) {
final SearchesClusterConfig config = SearchesClusterConfig.createDefault();
LOG.info("Creating searches cluster config: {}", config);
clusterConfigService.write(config);
}
}
}