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MetadataCreateIndexServiceTests.java
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/*
* 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.
*/
/*
* 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.
*/
/*
* Modifications Copyright OpenSearch Contributors. See
* GitHub history for details.
*/
package org.opensearch.cluster.metadata;
import org.opensearch.ExceptionsHelper;
import org.opensearch.ResourceAlreadyExistsException;
import org.opensearch.Version;
import org.opensearch.action.admin.cluster.snapshots.restore.RestoreSnapshotRequest;
import org.opensearch.action.admin.indices.alias.Alias;
import org.opensearch.action.admin.indices.create.CreateIndexClusterStateUpdateRequest;
import org.opensearch.action.admin.indices.shrink.ResizeType;
import org.opensearch.cluster.ClusterName;
import org.opensearch.cluster.ClusterState;
import org.opensearch.cluster.EmptyClusterInfoService;
import org.opensearch.cluster.OpenSearchAllocationTestCase;
import org.opensearch.cluster.block.ClusterBlocks;
import org.opensearch.cluster.node.DiscoveryNode;
import org.opensearch.cluster.node.DiscoveryNodeRole;
import org.opensearch.cluster.node.DiscoveryNodes;
import org.opensearch.cluster.routing.RoutingTable;
import org.opensearch.cluster.routing.allocation.AllocationService;
import org.opensearch.cluster.routing.allocation.AwarenessReplicaBalance;
import org.opensearch.cluster.routing.allocation.allocator.BalancedShardsAllocator;
import org.opensearch.cluster.routing.allocation.decider.AllocationDeciders;
import org.opensearch.cluster.routing.allocation.decider.AwarenessAllocationDecider;
import org.opensearch.cluster.routing.allocation.decider.MaxRetryAllocationDecider;
import org.opensearch.cluster.service.ClusterService;
import org.opensearch.common.compress.CompressedXContent;
import org.opensearch.common.settings.ClusterSettings;
import org.opensearch.common.settings.IndexScopedSettings;
import org.opensearch.common.settings.Setting;
import org.opensearch.common.settings.Settings;
import org.opensearch.common.unit.TimeValue;
import org.opensearch.common.util.BigArrays;
import org.opensearch.common.xcontent.XContentFactory;
import org.opensearch.core.index.Index;
import org.opensearch.core.xcontent.NamedXContentRegistry;
import org.opensearch.env.Environment;
import org.opensearch.index.IndexModule;
import org.opensearch.index.IndexNotFoundException;
import org.opensearch.index.IndexSettings;
import org.opensearch.index.mapper.MapperService;
import org.opensearch.index.query.QueryShardContext;
import org.opensearch.index.remote.RemoteStorePathType;
import org.opensearch.index.translog.Translog;
import org.opensearch.indices.IndexCreationException;
import org.opensearch.indices.IndicesService;
import org.opensearch.indices.InvalidAliasNameException;
import org.opensearch.indices.InvalidIndexNameException;
import org.opensearch.indices.ShardLimitValidator;
import org.opensearch.indices.SystemIndexDescriptor;
import org.opensearch.indices.SystemIndices;
import org.opensearch.indices.replication.common.ReplicationType;
import org.opensearch.snapshots.EmptySnapshotsInfoService;
import org.opensearch.test.ClusterServiceUtils;
import org.opensearch.test.OpenSearchTestCase;
import org.opensearch.test.VersionUtils;
import org.opensearch.test.gateway.TestGatewayAllocator;
import org.opensearch.threadpool.TestThreadPool;
import org.opensearch.threadpool.ThreadPool;
import org.hamcrest.Matchers;
import org.junit.After;
import org.junit.Before;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.Comparator;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import java.util.Optional;
import java.util.Set;
import java.util.UUID;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.function.BiConsumer;
import java.util.function.BiFunction;
import java.util.function.Consumer;
import java.util.stream.Collectors;
import java.util.stream.Stream;
import static java.util.Collections.emptyList;
import static java.util.Collections.emptyMap;
import static java.util.Collections.singleton;
import static java.util.Collections.singletonList;
import static org.opensearch.cluster.metadata.IndexMetadata.INDEX_NUMBER_OF_ROUTING_SHARDS_SETTING;
import static org.opensearch.cluster.metadata.IndexMetadata.INDEX_NUMBER_OF_SHARDS_SETTING;
import static org.opensearch.cluster.metadata.IndexMetadata.INDEX_READ_ONLY_BLOCK;
import static org.opensearch.cluster.metadata.IndexMetadata.INDEX_REPLICATION_TYPE_SETTING;
import static org.opensearch.cluster.metadata.IndexMetadata.SETTING_NUMBER_OF_REPLICAS;
import static org.opensearch.cluster.metadata.IndexMetadata.SETTING_NUMBER_OF_SHARDS;
import static org.opensearch.cluster.metadata.IndexMetadata.SETTING_READ_ONLY;
import static org.opensearch.cluster.metadata.IndexMetadata.SETTING_REMOTE_SEGMENT_STORE_REPOSITORY;
import static org.opensearch.cluster.metadata.IndexMetadata.SETTING_REMOTE_STORE_ENABLED;
import static org.opensearch.cluster.metadata.IndexMetadata.SETTING_REMOTE_TRANSLOG_STORE_REPOSITORY;
import static org.opensearch.cluster.metadata.IndexMetadata.SETTING_REPLICATION_TYPE;
import static org.opensearch.cluster.metadata.IndexMetadata.SETTING_VERSION_CREATED;
import static org.opensearch.cluster.metadata.MetadataCreateIndexService.aggregateIndexSettings;
import static org.opensearch.cluster.metadata.MetadataCreateIndexService.buildIndexMetadata;
import static org.opensearch.cluster.metadata.MetadataCreateIndexService.clusterStateCreateIndex;
import static org.opensearch.cluster.metadata.MetadataCreateIndexService.getIndexNumberOfRoutingShards;
import static org.opensearch.cluster.metadata.MetadataCreateIndexService.parseV1Mappings;
import static org.opensearch.cluster.metadata.MetadataCreateIndexService.resolveAndValidateAliases;
import static org.opensearch.index.IndexModule.INDEX_STORE_TYPE_SETTING;
import static org.opensearch.index.IndexSettings.INDEX_REFRESH_INTERVAL_SETTING;
import static org.opensearch.index.IndexSettings.INDEX_REMOTE_TRANSLOG_BUFFER_INTERVAL_SETTING;
import static org.opensearch.index.IndexSettings.INDEX_SOFT_DELETES_SETTING;
import static org.opensearch.index.IndexSettings.INDEX_TRANSLOG_DURABILITY_SETTING;
import static org.opensearch.indices.IndicesService.CLUSTER_DEFAULT_INDEX_REFRESH_INTERVAL_SETTING;
import static org.opensearch.indices.IndicesService.CLUSTER_INDEX_RESTRICT_REPLICATION_TYPE_SETTING;
import static org.opensearch.indices.IndicesService.CLUSTER_MINIMUM_INDEX_REFRESH_INTERVAL_SETTING;
import static org.opensearch.indices.IndicesService.CLUSTER_REMOTE_INDEX_RESTRICT_ASYNC_DURABILITY_SETTING;
import static org.opensearch.indices.IndicesService.CLUSTER_REPLICATION_TYPE_SETTING;
import static org.opensearch.indices.ShardLimitValidatorTests.createTestShardLimitService;
import static org.opensearch.node.Node.NODE_ATTRIBUTES;
import static org.opensearch.node.remotestore.RemoteStoreNodeAttribute.REMOTE_STORE_SEGMENT_REPOSITORY_NAME_ATTRIBUTE_KEY;
import static org.opensearch.node.remotestore.RemoteStoreNodeAttribute.REMOTE_STORE_TRANSLOG_REPOSITORY_NAME_ATTRIBUTE_KEY;
import static org.hamcrest.Matchers.containsString;
import static org.hamcrest.Matchers.endsWith;
import static org.hamcrest.Matchers.equalTo;
import static org.hamcrest.Matchers.hasKey;
import static org.hamcrest.Matchers.hasValue;
import static org.hamcrest.Matchers.is;
import static org.hamcrest.Matchers.notNullValue;
import static org.hamcrest.Matchers.nullValue;
import static org.hamcrest.Matchers.startsWith;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;
public class MetadataCreateIndexServiceTests extends OpenSearchTestCase {
private AliasValidator aliasValidator;
private CreateIndexClusterStateUpdateRequest request;
private QueryShardContext queryShardContext;
private ClusterSettings clusterSettings;
private static final String segmentRepositoryNameAttributeKey = NODE_ATTRIBUTES.getKey()
+ REMOTE_STORE_SEGMENT_REPOSITORY_NAME_ATTRIBUTE_KEY;
private static final String translogRepositoryNameAttributeKey = NODE_ATTRIBUTES.getKey()
+ REMOTE_STORE_TRANSLOG_REPOSITORY_NAME_ATTRIBUTE_KEY;
final String REPLICATION_MISMATCH_VALIDATION_ERROR =
"Validation Failed: 1: index setting [index.replication.type] is not allowed to be set as [cluster.index.restrict.replication.type=true];";
@Before
public void setup() throws Exception {
super.setUp();
clusterSettings = new ClusterSettings(Settings.EMPTY, ClusterSettings.BUILT_IN_CLUSTER_SETTINGS);
}
@Before
public void setupCreateIndexRequestAndAliasValidator() {
aliasValidator = new AliasValidator();
request = new CreateIndexClusterStateUpdateRequest("create index", "test", "test");
Settings indexSettings = Settings.builder()
.put(SETTING_VERSION_CREATED, Version.CURRENT)
.put(IndexMetadata.SETTING_NUMBER_OF_SHARDS, 1)
.put(IndexMetadata.SETTING_NUMBER_OF_REPLICAS, 1)
.build();
queryShardContext = new QueryShardContext(
0,
new IndexSettings(IndexMetadata.builder("test").settings(indexSettings).build(), indexSettings),
BigArrays.NON_RECYCLING_INSTANCE,
null,
null,
null,
null,
null,
xContentRegistry(),
writableRegistry(),
null,
null,
() -> randomNonNegativeLong(),
null,
null,
() -> true,
null
);
}
private ClusterState createClusterState(String name, int numShards, int numReplicas, Settings settings) {
int numRoutingShards = settings.getAsInt(IndexMetadata.INDEX_NUMBER_OF_ROUTING_SHARDS_SETTING.getKey(), numShards);
Metadata.Builder metaBuilder = Metadata.builder();
IndexMetadata indexMetadata = IndexMetadata.builder(name)
.settings(settings(Version.CURRENT).put(settings))
.numberOfShards(numShards)
.numberOfReplicas(numReplicas)
.setRoutingNumShards(numRoutingShards)
.build();
metaBuilder.put(indexMetadata, false);
Metadata metadata = metaBuilder.build();
RoutingTable.Builder routingTableBuilder = RoutingTable.builder();
routingTableBuilder.addAsNew(metadata.index(name));
RoutingTable routingTable = routingTableBuilder.build();
ClusterState clusterState = ClusterState.builder(org.opensearch.cluster.ClusterName.CLUSTER_NAME_SETTING.getDefault(Settings.EMPTY))
.metadata(metadata)
.routingTable(routingTable)
.blocks(ClusterBlocks.builder().addBlocks(indexMetadata))
.build();
return clusterState;
}
public static boolean isShrinkable(int source, int target) {
int x = source / target;
assert source > target : source + " <= " + target;
return target * x == source;
}
public static boolean isSplitable(int source, int target) {
int x = target / source;
assert source < target : source + " >= " + target;
return source * x == target;
}
public void testValidateShrinkIndex() {
int numShards = randomIntBetween(2, 42);
ClusterState state = createClusterState(
"source",
numShards,
randomIntBetween(0, 10),
Settings.builder().put("index.blocks.write", true).build()
);
assertEquals(
"index [source] already exists",
expectThrows(
ResourceAlreadyExistsException.class,
() -> MetadataCreateIndexService.validateShrinkIndex(state, "target", "source", Settings.EMPTY)
).getMessage()
);
assertEquals(
"no such index [no_such_index]",
expectThrows(
IndexNotFoundException.class,
() -> MetadataCreateIndexService.validateShrinkIndex(state, "no_such_index", "target", Settings.EMPTY)
).getMessage()
);
Settings targetSettings = Settings.builder().put("index.number_of_shards", 1).build();
assertEquals(
"can't shrink an index with only one shard",
expectThrows(
IllegalArgumentException.class,
() -> MetadataCreateIndexService.validateShrinkIndex(
createClusterState("source", 1, 0, Settings.builder().put("index.blocks.write", true).build()),
"source",
"target",
targetSettings
)
).getMessage()
);
assertEquals(
"the number of target shards [10] must be less that the number of source shards [5]",
expectThrows(
IllegalArgumentException.class,
() -> MetadataCreateIndexService.validateShrinkIndex(
createClusterState("source", 5, 0, Settings.builder().put("index.blocks.write", true).build()),
"source",
"target",
Settings.builder().put("index.number_of_shards", 10).build()
)
).getMessage()
);
assertEquals(
"index source must block write operations to resize index. use \"index.blocks.write=true\"",
expectThrows(
IllegalStateException.class,
() -> MetadataCreateIndexService.validateShrinkIndex(
createClusterState("source", randomIntBetween(2, 100), randomIntBetween(0, 10), Settings.EMPTY),
"source",
"target",
targetSettings
)
).getMessage()
);
assertEquals(
"index source must have all shards allocated on the same node to shrink index",
expectThrows(
IllegalStateException.class,
() -> MetadataCreateIndexService.validateShrinkIndex(state, "source", "target", targetSettings)
).getMessage()
);
assertEquals(
"the number of source shards [8] must be a multiple of [3]",
expectThrows(
IllegalArgumentException.class,
() -> MetadataCreateIndexService.validateShrinkIndex(
createClusterState("source", 8, randomIntBetween(0, 10), Settings.builder().put("index.blocks.write", true).build()),
"source",
"target",
Settings.builder().put("index.number_of_shards", 3).build()
)
).getMessage()
);
// create one that won't fail
ClusterState clusterState = ClusterState.builder(
createClusterState("source", numShards, 0, Settings.builder().put("index.blocks.write", true).build())
).nodes(DiscoveryNodes.builder().add(newNode("node1"))).build();
AllocationService service = new AllocationService(
new AllocationDeciders(singleton(new MaxRetryAllocationDecider())),
new TestGatewayAllocator(),
new BalancedShardsAllocator(Settings.EMPTY),
EmptyClusterInfoService.INSTANCE,
EmptySnapshotsInfoService.INSTANCE
);
RoutingTable routingTable = service.reroute(clusterState, "reroute").routingTable();
clusterState = ClusterState.builder(clusterState).routingTable(routingTable).build();
// now we start the shard
routingTable = OpenSearchAllocationTestCase.startInitializingShardsAndReroute(service, clusterState, "source").routingTable();
clusterState = ClusterState.builder(clusterState).routingTable(routingTable).build();
int targetShards;
do {
targetShards = randomIntBetween(1, numShards / 2);
} while (isShrinkable(numShards, targetShards) == false);
MetadataCreateIndexService.validateShrinkIndex(
clusterState,
"source",
"target",
Settings.builder().put("index.number_of_shards", targetShards).build()
);
}
public void testValidateSplitIndex() {
int numShards = randomIntBetween(1, 42);
Settings targetSettings = Settings.builder().put("index.number_of_shards", numShards * 2).build();
ClusterState state = createClusterState(
"source",
numShards,
randomIntBetween(0, 10),
Settings.builder().put("index.blocks.write", true).build()
);
assertEquals(
"index [source] already exists",
expectThrows(
ResourceAlreadyExistsException.class,
() -> MetadataCreateIndexService.validateSplitIndex(state, "target", "source", targetSettings)
).getMessage()
);
assertEquals(
"no such index [no_such_index]",
expectThrows(
IndexNotFoundException.class,
() -> MetadataCreateIndexService.validateSplitIndex(state, "no_such_index", "target", targetSettings)
).getMessage()
);
assertEquals(
"the number of source shards [10] must be less that the number of target shards [5]",
expectThrows(
IllegalArgumentException.class,
() -> MetadataCreateIndexService.validateSplitIndex(
createClusterState("source", 10, 0, Settings.builder().put("index.blocks.write", true).build()),
"source",
"target",
Settings.builder().put("index.number_of_shards", 5).build()
)
).getMessage()
);
assertEquals(
"index source must block write operations to resize index. use \"index.blocks.write=true\"",
expectThrows(
IllegalStateException.class,
() -> MetadataCreateIndexService.validateSplitIndex(
createClusterState("source", randomIntBetween(2, 100), randomIntBetween(0, 10), Settings.EMPTY),
"source",
"target",
targetSettings
)
).getMessage()
);
assertEquals(
"the number of source shards [3] must be a factor of [4]",
expectThrows(
IllegalArgumentException.class,
() -> MetadataCreateIndexService.validateSplitIndex(
createClusterState("source", 3, randomIntBetween(0, 10), Settings.builder().put("index.blocks.write", true).build()),
"source",
"target",
Settings.builder().put("index.number_of_shards", 4).build()
)
).getMessage()
);
int targetShards;
do {
targetShards = randomIntBetween(numShards + 1, 100);
} while (isSplitable(numShards, targetShards) == false);
ClusterState clusterState = ClusterState.builder(
createClusterState(
"source",
numShards,
0,
Settings.builder().put("index.blocks.write", true).put("index.number_of_routing_shards", targetShards).build()
)
).nodes(DiscoveryNodes.builder().add(newNode("node1"))).build();
AllocationService service = new AllocationService(
new AllocationDeciders(singleton(new MaxRetryAllocationDecider())),
new TestGatewayAllocator(),
new BalancedShardsAllocator(Settings.EMPTY),
EmptyClusterInfoService.INSTANCE,
EmptySnapshotsInfoService.INSTANCE
);
RoutingTable routingTable = service.reroute(clusterState, "reroute").routingTable();
clusterState = ClusterState.builder(clusterState).routingTable(routingTable).build();
// now we start the shard
routingTable = OpenSearchAllocationTestCase.startInitializingShardsAndReroute(service, clusterState, "source").routingTable();
clusterState = ClusterState.builder(clusterState).routingTable(routingTable).build();
MetadataCreateIndexService.validateSplitIndex(
clusterState,
"source",
"target",
Settings.builder().put("index.number_of_shards", targetShards).build()
);
}
public void testValidateCloneIndex() {
int numShards = randomIntBetween(1, 42);
Settings targetSettings = Settings.builder().put("index.number_of_shards", numShards).build();
ClusterState state = createClusterState(
"source",
numShards,
randomIntBetween(0, 10),
Settings.builder().put("index.blocks.write", true).build()
);
assertEquals(
"index [source] already exists",
expectThrows(
ResourceAlreadyExistsException.class,
() -> MetadataCreateIndexService.validateCloneIndex(state, "target", "source", targetSettings)
).getMessage()
);
assertEquals(
"no such index [no_such_index]",
expectThrows(
IndexNotFoundException.class,
() -> MetadataCreateIndexService.validateCloneIndex(state, "no_such_index", "target", targetSettings)
).getMessage()
);
assertEquals(
"index source must block write operations to resize index. use \"index.blocks.write=true\"",
expectThrows(
IllegalStateException.class,
() -> MetadataCreateIndexService.validateCloneIndex(
createClusterState("source", randomIntBetween(2, 100), randomIntBetween(0, 10), Settings.EMPTY),
"source",
"target",
targetSettings
)
).getMessage()
);
ClusterState clusterState = ClusterState.builder(
createClusterState("source", numShards, 0, Settings.builder().put("index.blocks.write", true).build())
).nodes(DiscoveryNodes.builder().add(newNode("node1"))).build();
AllocationService service = new AllocationService(
new AllocationDeciders(singleton(new MaxRetryAllocationDecider())),
new TestGatewayAllocator(),
new BalancedShardsAllocator(Settings.EMPTY),
EmptyClusterInfoService.INSTANCE,
EmptySnapshotsInfoService.INSTANCE
);
RoutingTable routingTable = service.reroute(clusterState, "reroute").routingTable();
clusterState = ClusterState.builder(clusterState).routingTable(routingTable).build();
// now we start the shard
routingTable = OpenSearchAllocationTestCase.startInitializingShardsAndReroute(service, clusterState, "source").routingTable();
clusterState = ClusterState.builder(clusterState).routingTable(routingTable).build();
MetadataCreateIndexService.validateCloneIndex(clusterState, "source", "target", targetSettings);
}
public void testPrepareResizeIndexSettings() {
final List<Version> versions = Arrays.asList(VersionUtils.randomVersion(random()), VersionUtils.randomVersion(random()));
versions.sort(Comparator.comparingLong(l -> l.id));
final Version version = versions.get(0);
final Version upgraded = versions.get(1);
final Settings.Builder indexSettingsBuilder = Settings.builder()
.put("index.version.created", version)
.put("index.version.upgraded", upgraded)
.put("index.similarity.default.type", "BM25")
.put("index.analysis.analyzer.default.tokenizer", "keyword")
.put("index.soft_deletes.enabled", "true");
if (randomBoolean()) {
indexSettingsBuilder.put("index.allocation.max_retries", randomIntBetween(1, 1000));
}
runPrepareResizeIndexSettingsTest(indexSettingsBuilder.build(), Settings.EMPTY, emptyList(), randomBoolean(), settings -> {
assertThat("similarity settings must be copied", settings.get("index.similarity.default.type"), equalTo("BM25"));
assertThat("analysis settings must be copied", settings.get("index.analysis.analyzer.default.tokenizer"), equalTo("keyword"));
assertThat(settings.get("index.routing.allocation.initial_recovery._id"), equalTo("node1"));
assertThat(settings.get("index.allocation.max_retries"), nullValue());
assertThat(settings.getAsVersion("index.version.created", null), equalTo(version));
assertThat(settings.getAsVersion("index.version.upgraded", null), equalTo(upgraded));
assertThat(settings.get("index.soft_deletes.enabled"), equalTo("true"));
});
}
public void testPrepareResizeIndexSettingsCopySettings() {
final int maxMergeCount = randomIntBetween(1, 16);
final int maxThreadCount = randomIntBetween(1, 16);
final Setting<String> nonCopyableExistingIndexSetting = Setting.simpleString(
"index.non_copyable.existing",
Setting.Property.IndexScope,
Setting.Property.NotCopyableOnResize
);
final Setting<String> nonCopyableRequestIndexSetting = Setting.simpleString(
"index.non_copyable.request",
Setting.Property.IndexScope,
Setting.Property.NotCopyableOnResize
);
runPrepareResizeIndexSettingsTest(
Settings.builder()
.put("index.merge.scheduler.max_merge_count", maxMergeCount)
.put("index.non_copyable.existing", "existing")
.build(),
Settings.builder()
.put("index.blocks.write", (String) null)
.put("index.merge.scheduler.max_thread_count", maxThreadCount)
.put("index.non_copyable.request", "request")
.build(),
Arrays.asList(nonCopyableExistingIndexSetting, nonCopyableRequestIndexSetting),
true,
settings -> {
assertNull(settings.getAsBoolean("index.blocks.write", null));
assertThat(settings.get("index.routing.allocation.require._name"), equalTo("node1"));
assertThat(settings.getAsInt("index.merge.scheduler.max_merge_count", null), equalTo(maxMergeCount));
assertThat(settings.getAsInt("index.merge.scheduler.max_thread_count", null), equalTo(maxThreadCount));
assertNull(settings.get("index.non_copyable.existing"));
assertThat(settings.get("index.non_copyable.request"), equalTo("request"));
}
);
}
public void testPrepareResizeIndexSettingsAnalysisSettings() {
// analysis settings from the request are not overwritten
runPrepareResizeIndexSettingsTest(
Settings.EMPTY,
Settings.builder().put("index.analysis.analyzer.default.tokenizer", "whitespace").build(),
emptyList(),
randomBoolean(),
settings -> assertThat(
"analysis settings are not overwritten",
settings.get("index.analysis.analyzer.default.tokenizer"),
equalTo("whitespace")
)
);
}
public void testPrepareResizeIndexSettingsSimilaritySettings() {
// similarity settings from the request are not overwritten
runPrepareResizeIndexSettingsTest(
Settings.EMPTY,
Settings.builder().put("index.similarity.sim.type", "DFR").build(),
emptyList(),
randomBoolean(),
settings -> assertThat("similarity settings are not overwritten", settings.get("index.similarity.sim.type"), equalTo("DFR"))
);
}
public void testDoNotOverrideSoftDeletesSettingOnResize() {
runPrepareResizeIndexSettingsTest(
Settings.builder().put("index.soft_deletes.enabled", "false").build(),
Settings.builder().put("index.soft_deletes.enabled", "true").build(),
emptyList(),
randomBoolean(),
settings -> assertThat(settings.get("index.soft_deletes.enabled"), equalTo("true"))
);
}
private void runPrepareResizeIndexSettingsTest(
final Settings sourceSettings,
final Settings requestSettings,
final Collection<Setting<?>> additionalIndexScopedSettings,
final boolean copySettings,
final Consumer<Settings> consumer
) {
final String indexName = randomAlphaOfLength(10);
final Settings indexSettings = Settings.builder()
.put("index.blocks.write", true)
.put("index.routing.allocation.require._name", "node1")
.put(sourceSettings)
.build();
final ClusterState initialClusterState = ClusterState.builder(
createClusterState(indexName, randomIntBetween(2, 10), 0, indexSettings)
).nodes(DiscoveryNodes.builder().add(newNode("node1"))).build();
final AllocationService service = new AllocationService(
new AllocationDeciders(singleton(new MaxRetryAllocationDecider())),
new TestGatewayAllocator(),
new BalancedShardsAllocator(Settings.EMPTY),
EmptyClusterInfoService.INSTANCE,
EmptySnapshotsInfoService.INSTANCE
);
final RoutingTable initialRoutingTable = service.reroute(initialClusterState, "reroute").routingTable();
final ClusterState routingTableClusterState = ClusterState.builder(initialClusterState).routingTable(initialRoutingTable).build();
// now we start the shard
final RoutingTable routingTable = OpenSearchAllocationTestCase.startInitializingShardsAndReroute(
service,
routingTableClusterState,
indexName
).routingTable();
final ClusterState clusterState = ClusterState.builder(routingTableClusterState).routingTable(routingTable).build();
final Settings.Builder indexSettingsBuilder = Settings.builder().put("index.number_of_shards", 1).put(requestSettings);
final Set<Setting<?>> settingsSet = Stream.concat(
IndexScopedSettings.BUILT_IN_INDEX_SETTINGS.stream(),
additionalIndexScopedSettings.stream()
).collect(Collectors.toSet());
MetadataCreateIndexService.prepareResizeIndexSettings(
clusterState,
indexSettingsBuilder,
clusterState.metadata().index(indexName).getIndex(),
"target",
ResizeType.SHRINK,
copySettings,
new IndexScopedSettings(Settings.EMPTY, settingsSet)
);
consumer.accept(indexSettingsBuilder.build());
}
private DiscoveryNode newNode(String nodeId) {
final Set<DiscoveryNodeRole> roles = Collections.unmodifiableSet(
new HashSet<>(Arrays.asList(DiscoveryNodeRole.CLUSTER_MANAGER_ROLE, DiscoveryNodeRole.DATA_ROLE))
);
return new DiscoveryNode(nodeId, buildNewFakeTransportAddress(), emptyMap(), roles, Version.CURRENT);
}
public void testValidateIndexName() throws Exception {
withTemporaryClusterService(((clusterService, threadPool) -> {
MetadataCreateIndexService checkerService = new MetadataCreateIndexService(
Settings.EMPTY,
clusterService,
null,
null,
null,
createTestShardLimitService(randomIntBetween(1, 1000), false, clusterService),
null,
null,
threadPool,
null,
new SystemIndices(Collections.emptyMap()),
false,
new AwarenessReplicaBalance(Settings.EMPTY, clusterService.getClusterSettings())
);
validateIndexName(
checkerService,
"index?name",
"must not contain the following characters " + org.opensearch.core.common.Strings.INVALID_FILENAME_CHARS
);
validateIndexName(checkerService, "index#name", "must not contain '#'");
validateIndexName(checkerService, "_indexname", "must not start with '_', '-', or '+'");
validateIndexName(checkerService, "-indexname", "must not start with '_', '-', or '+'");
validateIndexName(checkerService, "+indexname", "must not start with '_', '-', or '+'");
validateIndexName(checkerService, "INDEXNAME", "must be lowercase");
validateIndexName(checkerService, "..", "must not be '.' or '..'");
validateIndexName(checkerService, "foo:bar", "must not contain ':'");
validateIndexName(checkerService, "", "Invalid index name [], must not be empty");
}));
}
private void validateIndexName(MetadataCreateIndexService metadataCreateIndexService, String indexName, String errorMessage) {
InvalidIndexNameException e = expectThrows(
InvalidIndexNameException.class,
() -> metadataCreateIndexService.validateIndexName(
indexName,
ClusterState.builder(ClusterName.CLUSTER_NAME_SETTING.getDefault(Settings.EMPTY)).build()
)
);
assertThat(e.getMessage(), endsWith(errorMessage));
}
public void testCalculateNumRoutingShards() {
assertEquals(1024, MetadataCreateIndexService.calculateNumRoutingShards(1, Version.CURRENT));
assertEquals(1024, MetadataCreateIndexService.calculateNumRoutingShards(2, Version.CURRENT));
assertEquals(768, MetadataCreateIndexService.calculateNumRoutingShards(3, Version.CURRENT));
assertEquals(576, MetadataCreateIndexService.calculateNumRoutingShards(9, Version.CURRENT));
assertEquals(1024, MetadataCreateIndexService.calculateNumRoutingShards(512, Version.CURRENT));
assertEquals(2048, MetadataCreateIndexService.calculateNumRoutingShards(1024, Version.CURRENT));
assertEquals(4096, MetadataCreateIndexService.calculateNumRoutingShards(2048, Version.CURRENT));
int numShards = randomIntBetween(1, 1000);
for (int i = 0; i < 1000; i++) {
int randomNumShards = randomIntBetween(1, 10000);
int numRoutingShards = MetadataCreateIndexService.calculateNumRoutingShards(randomNumShards, Version.CURRENT);
if (numRoutingShards <= 1024) {
assertTrue("numShards: " + randomNumShards, randomNumShards < 513);
assertTrue("numRoutingShards: " + numRoutingShards, numRoutingShards > 512);
} else {
assertEquals("numShards: " + randomNumShards, numRoutingShards / 2, randomNumShards);
}
double ratio = numRoutingShards / randomNumShards;
int intRatio = (int) ratio;
assertEquals(ratio, intRatio, 0.0d);
assertTrue(1 < ratio);
assertTrue(ratio <= 1024);
assertEquals(0, intRatio % 2);
assertEquals("ratio is not a power of two", intRatio, Integer.highestOneBit(intRatio));
}
}
public void testValidateDotIndex() {
List<SystemIndexDescriptor> systemIndexDescriptors = new ArrayList<>();
systemIndexDescriptors.add(new SystemIndexDescriptor(".test", "test"));
systemIndexDescriptors.add(new SystemIndexDescriptor(".test3", "test"));
systemIndexDescriptors.add(new SystemIndexDescriptor(".pattern-test*", "test-1"));
withTemporaryClusterService(((clusterService, threadPool) -> {
MetadataCreateIndexService checkerService = new MetadataCreateIndexService(
Settings.EMPTY,
clusterService,
null,
null,
null,
createTestShardLimitService(randomIntBetween(1, 1000), false, clusterService),
null,
null,
threadPool,
null,
new SystemIndices(Collections.singletonMap("foo", systemIndexDescriptors)),
false,
new AwarenessReplicaBalance(Settings.EMPTY, clusterService.getClusterSettings())
);
// Check deprecations
assertFalse(checkerService.validateDotIndex(".test2", false));
assertWarnings(
"index name [.test2] starts with a dot '.', in the next major version, index "
+ "names starting with a dot are reserved for hidden indices and system indices"
);
// Check non-system hidden indices don't trigger a warning
assertFalse(checkerService.validateDotIndex(".test2", true));
// Check NO deprecation warnings if we give the index name
assertTrue(checkerService.validateDotIndex(".test", false));
assertTrue(checkerService.validateDotIndex(".test3", false));
// Check that patterns with wildcards work
assertTrue(checkerService.validateDotIndex(".pattern-test", false));
assertTrue(checkerService.validateDotIndex(".pattern-test-with-suffix", false));
assertTrue(checkerService.validateDotIndex(".pattern-test-other-suffix", false));
}));
}
public void testParseMappingsAppliesDataFromTemplateAndRequest() throws Exception {
IndexTemplateMetadata templateMetadata = addMatchingTemplate(templateBuilder -> {
templateBuilder.putAlias(AliasMetadata.builder("alias1"));
templateBuilder.putMapping("type", createMapping("mapping_from_template", "text"));
});
request.mappings(createMapping("mapping_from_request", "text").string());
Map<String, Object> parsedMappings = MetadataCreateIndexService.parseV1Mappings(
request.mappings(),
Collections.singletonList(templateMetadata.getMappings()),
NamedXContentRegistry.EMPTY
);
assertThat(parsedMappings, hasKey(MapperService.SINGLE_MAPPING_NAME));
Map<String, Object> doc = (Map<String, Object>) parsedMappings.get(MapperService.SINGLE_MAPPING_NAME);
assertThat(doc, hasKey("properties"));
Map<String, Object> mappingsProperties = (Map<String, Object>) doc.get("properties");
assertThat(mappingsProperties, hasKey("mapping_from_request"));
assertThat(mappingsProperties, hasKey("mapping_from_template"));
}
public void testAggregateSettingsAppliesSettingsFromTemplatesAndRequest() {
IndexTemplateMetadata templateMetadata = addMatchingTemplate(builder -> {
builder.settings(Settings.builder().put("template_setting", "value1"));
});
final Map<String, IndexTemplateMetadata> templatesBuilder = new HashMap<>();
templatesBuilder.put("template_1", templateMetadata);
Metadata metadata = new Metadata.Builder().templates(templatesBuilder).build();
ClusterState clusterState = ClusterState.builder(org.opensearch.cluster.ClusterName.CLUSTER_NAME_SETTING.getDefault(Settings.EMPTY))
.metadata(metadata)
.build();
request.settings(Settings.builder().put("request_setting", "value2").build());
Settings aggregatedIndexSettings = aggregateIndexSettings(
clusterState,
request,
templateMetadata.settings(),
null,
Settings.EMPTY,
IndexScopedSettings.DEFAULT_SCOPED_SETTINGS,
randomShardLimitService(),
Collections.emptySet(),
clusterSettings
);
assertThat(aggregatedIndexSettings.get("template_setting"), equalTo("value1"));
assertThat(aggregatedIndexSettings.get("request_setting"), equalTo("value2"));
}
public void testInvalidAliasName() {
final String[] invalidAliasNames = new String[] { "-alias1", "+alias2", "_alias3", "a#lias", "al:ias", ".", ".." };
String aliasName = randomFrom(invalidAliasNames);
request.aliases(singleton(new Alias(aliasName)));
expectThrows(
InvalidAliasNameException.class,
() -> resolveAndValidateAliases(
request.index(),
request.aliases(),
emptyList(),
Metadata.builder().build(),
aliasValidator,
xContentRegistry(),
queryShardContext
)
);
}
public void testRequestDataHavePriorityOverTemplateData() throws Exception {
CompressedXContent templateMapping = createMapping("test", "text");
CompressedXContent reqMapping = createMapping("test", "keyword");
IndexTemplateMetadata templateMetadata = addMatchingTemplate(
builder -> builder.putAlias(AliasMetadata.builder("alias").searchRouting("fromTemplate").build())
.putMapping("_doc", templateMapping)
.settings(Settings.builder().put("key1", "templateValue"))
);
request.mappings(reqMapping.string());
request.aliases(Collections.singleton(new Alias("alias").searchRouting("fromRequest")));
request.settings(Settings.builder().put("key1", "requestValue").build());
Map<String, Object> parsedMappings = MetadataCreateIndexService.parseV1Mappings(
request.mappings(),
Collections.singletonList(templateMetadata.mappings()),
xContentRegistry()
);
List<AliasMetadata> resolvedAliases = resolveAndValidateAliases(
request.index(),
request.aliases(),
MetadataIndexTemplateService.resolveAliases(Collections.singletonList(templateMetadata)),
Metadata.builder().build(),
aliasValidator,
xContentRegistry(),
queryShardContext
);
Settings aggregatedIndexSettings = aggregateIndexSettings(
ClusterState.EMPTY_STATE,
request,
templateMetadata.settings(),
null,
Settings.EMPTY,
IndexScopedSettings.DEFAULT_SCOPED_SETTINGS,
randomShardLimitService(),
Collections.emptySet(),
clusterSettings
);
assertThat(resolvedAliases.get(0).getSearchRouting(), equalTo("fromRequest"));
assertThat(aggregatedIndexSettings.get("key1"), equalTo("requestValue"));
assertThat(parsedMappings, hasKey("_doc"));
Map<String, Object> doc = (Map<String, Object>) parsedMappings.get("_doc");
assertThat(doc, hasKey("properties"));
Map<String, Object> mappingsProperties = (Map<String, Object>) doc.get("properties");
assertThat(mappingsProperties, hasKey("test"));
assertThat((Map<String, Object>) mappingsProperties.get("test"), hasValue("keyword"));
}
public void testDefaultSettings() {
Settings aggregatedIndexSettings = aggregateIndexSettings(
ClusterState.EMPTY_STATE,
request,
Settings.EMPTY,
null,
Settings.EMPTY,
IndexScopedSettings.DEFAULT_SCOPED_SETTINGS,
randomShardLimitService(),
Collections.emptySet(),
clusterSettings
);
assertThat(aggregatedIndexSettings.get(SETTING_NUMBER_OF_SHARDS), equalTo("1"));
}
public void testSettingsFromClusterState() {
Settings aggregatedIndexSettings = aggregateIndexSettings(
ClusterState.EMPTY_STATE,
request,
Settings.EMPTY,
null,
Settings.builder().put(SETTING_NUMBER_OF_SHARDS, 15).build(),
IndexScopedSettings.DEFAULT_SCOPED_SETTINGS,
randomShardLimitService(),
Collections.emptySet(),
clusterSettings
);
assertThat(aggregatedIndexSettings.get(SETTING_NUMBER_OF_SHARDS), equalTo("15"));
}
public void testTemplateOrder() throws Exception {
List<IndexTemplateMetadata> templates = new ArrayList<>(3);
templates.add(
addMatchingTemplate(
builder -> builder.order(3)
.settings(Settings.builder().put(SETTING_NUMBER_OF_SHARDS, 12))
.putAlias(AliasMetadata.builder("alias1").writeIndex(true).searchRouting("3").build())
)
);
templates.add(
addMatchingTemplate(
builder -> builder.order(2)
.settings(Settings.builder().put(SETTING_NUMBER_OF_SHARDS, 11))
.putAlias(AliasMetadata.builder("alias1").searchRouting("2").build())
)
);
templates.add(
addMatchingTemplate(
builder -> builder.order(1)
.settings(Settings.builder().put(SETTING_NUMBER_OF_SHARDS, 10))
.putAlias(AliasMetadata.builder("alias1").searchRouting("1").build())
)
);
Settings aggregatedIndexSettings = aggregateIndexSettings(
ClusterState.EMPTY_STATE,
request,
MetadataIndexTemplateService.resolveSettings(templates),
null,
Settings.EMPTY,
IndexScopedSettings.DEFAULT_SCOPED_SETTINGS,
randomShardLimitService(),
Collections.emptySet(),
clusterSettings
);
List<AliasMetadata> resolvedAliases = resolveAndValidateAliases(
request.index(),
request.aliases(),
MetadataIndexTemplateService.resolveAliases(templates),
Metadata.builder().build(),
aliasValidator,
xContentRegistry(),
queryShardContext
);
assertThat(aggregatedIndexSettings.get(SETTING_NUMBER_OF_SHARDS), equalTo("12"));