Examples with IndexTemplateMetadata org.elasticsearch.cluster.metadata.IndexTemplateMetadata used on opensource projects

Example 6 with IndexTemplateMetadata

use of org.elasticsearch.cluster.metadata.IndexTemplateMetadata in project crate by crate.

the class DocTableInfoBuilder method buildDocIndexMetaDataFromTemplate.

private DocIndexMetaData buildDocIndexMetaDataFromTemplate(String index, String templateName) {
    IndexTemplateMetaData indexTemplateMetaData = metaData.getTemplates().get(templateName);
    DocIndexMetaData docIndexMetaData;
    try {
        IndexMetaData.Builder builder = new IndexMetaData.Builder(index);
        builder.putMapping(Constants.DEFAULT_MAPPING_TYPE, indexTemplateMetaData.getMappings().get(Constants.DEFAULT_MAPPING_TYPE).toString());
        Settings.Builder settingsBuilder = Settings.builder().put(indexTemplateMetaData.settings()).put(IndexMetaData.SETTING_VERSION_CREATED, Version.CURRENT);
        Settings settings = settingsBuilder.build();
        builder.settings(settings);
        builder.numberOfShards(settings.getAsInt(SETTING_NUMBER_OF_SHARDS, 5));
        builder.numberOfReplicas(settings.getAsInt(SETTING_NUMBER_OF_REPLICAS, 1));
        docIndexMetaData = new DocIndexMetaData(functions, builder.build(), ident);
    } catch (IOException e) {
        throw new UnhandledServerException("Unable to build DocIndexMetaData from template", e);
    }
    return docIndexMetaData.build();
}

Example 7 with IndexTemplateMetadata

use of org.elasticsearch.cluster.metadata.IndexTemplateMetadata in project graylog2-server by Graylog2.

the class IndicesTest method testIndexTemplateCanBeOverridden.

@Test
public void testIndexTemplateCanBeOverridden() throws Exception {
    final String customTemplateName = "custom-template";
    final IndicesAdminClient client = this.client.admin().indices();
    // Create custom index template
    final Map<String, Object> customMapping = ImmutableMap.of("_source", ImmutableMap.of("enabled", false), "properties", ImmutableMap.of("message", ImmutableMap.of("type", "string", "index", "not_analyzed")));
    final PutIndexTemplateResponse putIndexTemplateResponse = client.preparePutTemplate(customTemplateName).setTemplate(indexSet.getIndexWildcard()).setOrder(1).addMapping(IndexMapping.TYPE_MESSAGE, customMapping).get();
    assertThat(putIndexTemplateResponse.isAcknowledged()).isTrue();
    // Validate existing index templates
    final GetIndexTemplatesResponse getTemplatesResponse = client.prepareGetTemplates().get();
    final List<IndexTemplateMetaData> indexTemplates = getTemplatesResponse.getIndexTemplates();
    assertThat(indexTemplates).extracting(IndexTemplateMetaData::getName).containsExactly(customTemplateName);
    // Create index with custom template
    final String testIndexName = "graylog_override_template";
    indices.create(testIndexName, indexSet);
    // Check index mapping
    final GetMappingsResponse indexMappingResponse = client.prepareGetMappings(testIndexName).get();
    final String mapping = indexMappingResponse.getMappings().get(testIndexName).get(IndexMapping.TYPE_MESSAGE).source().string();
    final ReadContext ctx = JsonPath.parse(mapping);
    final boolean sourceEnabled = ctx.read("$.message._source.enabled");
    assertThat(sourceEnabled).isFalse();
    final String messageField = ctx.read("$.message.properties.message.index");
    assertThat(messageField).isEqualTo("not_analyzed");
    // Clean up
    final DeleteIndexTemplateResponse deleteResponse = client.prepareDeleteTemplate(customTemplateName).get();
    assertThat(deleteResponse.isAcknowledged()).isTrue();
    indices.delete(testIndexName);
}

Example 8 with IndexTemplateMetadata

use of org.elasticsearch.cluster.metadata.IndexTemplateMetadata in project graylog2-server by Graylog2.

the class IndicesTest method testCreateEnsuresIndexTemplateExists.

@Test
public void testCreateEnsuresIndexTemplateExists() throws Exception {
    final String templateName = indexSetConfig.indexTemplateName();
    final IndicesAdminClient client = this.client.admin().indices();
    final GetIndexTemplatesRequest request = client.prepareGetTemplates(templateName).request();
    final GetIndexTemplatesResponse responseBefore = client.getTemplates(request).actionGet();
    assertThat(responseBefore.getIndexTemplates()).isEmpty();
    indices.create("index_template_test", indexSet);
    final GetIndexTemplatesResponse responseAfter = client.getTemplates(request).actionGet();
    assertThat(responseAfter.getIndexTemplates()).hasSize(1);
    final IndexTemplateMetaData templateMetaData = responseAfter.getIndexTemplates().get(0);
    assertThat(templateMetaData.getName()).isEqualTo(templateName);
    assertThat(templateMetaData.getMappings().keysIt()).containsExactly(IndexMapping.TYPE_MESSAGE);
    final DeleteIndexTemplateRequest deleteRequest = client.prepareDeleteTemplate(templateName).request();
    final DeleteIndexTemplateResponse deleteResponse = client.deleteTemplate(deleteRequest).actionGet();
    assertThat(deleteResponse.isAcknowledged()).isTrue();
    indices.delete("index_template_test");
}

Example 9 with IndexTemplateMetadata

use of org.elasticsearch.cluster.metadata.IndexTemplateMetadata in project elasticsearch-skywalker by jprante.

the class MetaDataToXContent method toXContent.

@Override
public XContentBuilder toXContent(XContentBuilder builder, Params params) throws IOException {
    builder.startObject();
    builder.field("version", metadata.version());
    builder.field("numberOfShards", metadata.numberOfShards());
    builder.startArray("concreteIndices");
    for (String index : metadata.concreteAllIndices()) {
        builder.value(index);
    }
    builder.endArray();
    ImmutableOpenMap<String, ImmutableOpenMap<String, AliasMetaData>> aliases = metadata.getAliases();
    builder.startArray("aliases");
    for (ObjectCursor<String> alias : aliases.keys()) {
        builder.startObject(alias.value);
        builder.startArray("aliasMetadata");
        for (ObjectCursor<String> s : aliases.get(alias.value).keys()) {
            builder.startObject();
            AliasMetaData amd = aliases.get(alias.value).get(s.value);
            builder.field("alias", amd.getAlias());
            builder.field("filter", amd.getFilter().string());
            builder.field("indexRouting", amd.getIndexRouting());
            builder.field("searchRouting", amd.getSearchRouting());
            builder.endObject();
        }
        builder.endArray();
        builder.endObject();
    }
    builder.endArray();
    builder.startArray("indexes");
    ImmutableOpenMap<String, IndexMetaData> indices = metadata.getIndices();
    for (ObjectCursor<String> s : indices.keys()) {
        IndexMetaData imd = indices.get(s.value);
        builder.startObject();
        builder.field("index", imd.getIndex());
        builder.field("state", imd.getState().name());
        builder.field("numberOfReplicas", imd.getNumberOfReplicas());
        builder.field("numberOfShards", imd.getNumberOfShards());
        builder.field("totalNumberOfShards", imd.getTotalNumberOfShards());
        builder.field("version", imd.getVersion());
        builder.field("settings", imd.getSettings().getAsMap());
        ImmutableOpenMap<String, MappingMetaData> m = imd.getMappings();
        // skip mappings here
        builder.endObject();
    }
    builder.endArray();
    builder.startArray("templates");
    ImmutableOpenMap<String, IndexTemplateMetaData> templates = metadata.getTemplates();
    for (ObjectCursor<String> s : templates.keys()) {
        IndexTemplateMetaData itmd = templates.get(s.value);
        itmd.getName();
        itmd.getOrder();
        itmd.getTemplate();
        itmd.getSettings();
        itmd.getMappings();
    }
    builder.endArray();
    builder.endObject();
    return builder;
}

Example 10 with IndexTemplateMetadata

use of org.elasticsearch.cluster.metadata.IndexTemplateMetadata in project crate by crate.

the class TransportCloseTable method closeRoutingTable.

/**
 * Step 3 - Move index states from OPEN to CLOSE in cluster state for indices that are ready for closing.
 * @param target
 */
static ClusterState closeRoutingTable(ClusterState currentState, AlterTableTarget target, DDLClusterStateService ddlClusterStateService, Map<Index, ClusterBlock> blockedIndices, Map<Index, AcknowledgedResponse> results) {
    // Remove the index routing table of closed indices if the cluster is in a mixed version
    // that does not support the replication of closed indices
    final boolean removeRoutingTable = currentState.nodes().getMinNodeVersion().before(Version.V_4_3_0);
    IndexTemplateMetadata templateMetadata = target.templateMetadata();
    ClusterState updatedState;
    if (templateMetadata == null) {
        updatedState = currentState;
    } else {
        Metadata.Builder metadata = Metadata.builder(currentState.metadata());
        metadata.put(closePartitionTemplate(templateMetadata));
        updatedState = ClusterState.builder(currentState).metadata(metadata).build();
    }
    String partition = target.partition();
    if (partition != null) {
        PartitionName partitionName = PartitionName.fromIndexOrTemplate(partition);
        updatedState = ddlClusterStateService.onCloseTablePartition(updatedState, partitionName);
    } else {
        updatedState = ddlClusterStateService.onCloseTable(updatedState, target.table());
    }
    final Metadata.Builder metadata = Metadata.builder(updatedState.metadata());
    final ClusterBlocks.Builder blocks = ClusterBlocks.builder().blocks(updatedState.blocks());
    final RoutingTable.Builder routingTable = RoutingTable.builder(updatedState.routingTable());
    final Set<String> closedIndices = new HashSet<>();
    for (Map.Entry<Index, AcknowledgedResponse> result : results.entrySet()) {
        final Index index = result.getKey();
        final boolean acknowledged = result.getValue().isAcknowledged();
        try {
            if (acknowledged == false) {
                LOGGER.debug("verification of shards before closing {} failed", index);
                continue;
            }
            final IndexMetadata indexMetadata = metadata.getSafe(index);
            if (indexMetadata.getState() == IndexMetadata.State.CLOSE) {
                LOGGER.debug("verification of shards before closing {} succeeded but index is already closed", index);
                assert currentState.blocks().hasIndexBlock(index.getName(), IndexMetadata.INDEX_CLOSED_BLOCK);
                continue;
            }
            final ClusterBlock closingBlock = blockedIndices.get(index);
            if (currentState.blocks().hasIndexBlock(index.getName(), closingBlock) == false) {
                LOGGER.debug("verification of shards before closing {} succeeded but block has been removed in the meantime", index);
                continue;
            }
            Set<Index> restoringIndices = RestoreService.restoringIndices(updatedState, Set.of(index));
            if (restoringIndices.isEmpty() == false) {
                result.setValue(new AcknowledgedResponse(false));
                LOGGER.debug("verification of shards before closing {} succeeded but index is being restored in the meantime", index);
                continue;
            }
            Set<Index> snapshottingIndices = SnapshotsService.snapshottingIndices(updatedState, Set.of(index));
            if (snapshottingIndices.isEmpty() == false) {
                result.setValue(new AcknowledgedResponse(false));
                LOGGER.debug("verification of shards before closing {} succeeded but index is being snapshot in the meantime", index);
                continue;
            }
            blocks.removeIndexBlockWithId(index.getName(), INDEX_CLOSED_BLOCK_ID);
            blocks.addIndexBlock(index.getName(), IndexMetadata.INDEX_CLOSED_BLOCK);
            final IndexMetadata.Builder updatedMetadata = IndexMetadata.builder(indexMetadata).state(IndexMetadata.State.CLOSE);
            if (removeRoutingTable) {
                metadata.put(updatedMetadata);
                routingTable.remove(index.getName());
            } else {
                metadata.put(updatedMetadata.settingsVersion(indexMetadata.getSettingsVersion() + 1).settings(Settings.builder().put(indexMetadata.getSettings()).put(IndexMetadata.VERIFIED_BEFORE_CLOSE_SETTING.getKey(), true)));
                routingTable.addAsFromOpenToClose(metadata.getSafe(index));
            }
            LOGGER.debug("closing index {} succeeded", index);
            closedIndices.add(index.getName());
        } catch (IndexNotFoundException e) {
            LOGGER.debug("index {} has been deleted since it was blocked before closing, ignoring", index);
        }
    }
    LOGGER.info("completed closing of indices {}", closedIndices);
    return ClusterState.builder(currentState).blocks(blocks).metadata(metadata).routingTable(routingTable.build()).build();
}