Package org.elasticsearch.cluster.metadata

Examples of org.elasticsearch.cluster.metadata.MetaData

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            TransportPutIndexTemplateAction transportPutIndexTemplateAction = mock(TransportPutIndexTemplateAction.class);
            bind(TransportPutIndexTemplateAction.class).toInstance(transportPutIndexTemplateAction);

            when(indexShard.state()).thenReturn(IndexShardState.STARTED);

            MetaData metaData = mock(MetaData.class);
            when(metaData.hasConcreteIndex(Constants.PARTITIONED_TABLE_PREFIX + ".wikipedia_de._1")).thenReturn(false);
            ClusterState clusterState = mock(ClusterState.class);
            when(clusterService.state()).thenReturn(clusterState);
            when(clusterState.metaData()).thenReturn(metaData);
        }
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    public void clusterChanged(ClusterChangedEvent event) {
        if (event.state().blocks().disableStatePersistence()) {
            return;
        }

        MetaData currentMetaData = event.previousState().metaData();
        MetaData newMetaData = event.state().metaData();

        // delete blob indices that were there before, but are deleted now
        if (currentMetaData != null) {
            // only delete indices when we already received a state (currentMetaData != null)
            for (IndexMetaData current : currentMetaData) {
                if (!newMetaData.hasIndex(current.index())) {
                    if (isBlobIndex(current.index())) {
                        File indexLocation = null;
                        File indexBlobsPath = null;
                        if (current.settings().get(BlobIndices.SETTING_INDEX_BLOBS_PATH) != null) {
                            indexBlobsPath = new File(current.settings().get(BlobIndices.SETTING_INDEX_BLOBS_PATH));
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                .filteredIndices(context.shardTarget().index());

        clusterStateRequest.listenerThreaded(false);

        ClusterStateResponse response = client.state(clusterStateRequest).actionGet();
        MetaData metaData = response.getState().metaData();
        IndexMetaData indexMetaData = metaData.iterator().next();
        if (context.settings()) {
            try {
                XContentBuilder builder = XContentFactory.contentBuilder(XContentType.JSON);
                builder.startObject();
                builder.startObject(indexMetaData.index(), XContentBuilder.FieldCaseConversion.NONE);
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        /**
         * Returns the shards to purge, i.e. the local started primary shards that have ttl enabled and disable_purge to false
         */
        private List<IndexShard> getShardsToPurge() {
            List<IndexShard> shardsToPurge = new ArrayList<>();
            MetaData metaData = clusterService.state().metaData();
            for (IndexService indexService : indicesService) {
                // check the value of disable_purge for this index
                IndexMetaData indexMetaData = metaData.index(indexService.index().name());
                if (indexMetaData == null) {
                    continue;
                }
                boolean disablePurge = indexMetaData.settings().getAsBoolean(INDEX_TTL_DISABLE_PURGE, false);
                if (disablePurge) {
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    public void indexLevelShardsLimitAllocate() {
        AllocationService strategy = createAllocationService(settingsBuilder().put("cluster.routing.allocation.concurrent_recoveries", 10).build());

        logger.info("Building initial routing table");

        MetaData metaData = MetaData.builder()
                .put(IndexMetaData.builder("test").settings(settings(Version.CURRENT)
                        .put(IndexMetaData.SETTING_NUMBER_OF_SHARDS, 4)
                        .put(IndexMetaData.SETTING_NUMBER_OF_REPLICAS, 1)
                        .put(ShardsLimitAllocationDecider.INDEX_TOTAL_SHARDS_PER_NODE, 2)))
                .build();

        RoutingTable routingTable = RoutingTable.builder()
                .addAsNew(metaData.index("test"))
                .build();

        ClusterState clusterState = ClusterState.builder(org.elasticsearch.cluster.ClusterName.DEFAULT).metaData(metaData).routingTable(routingTable).build();
        logger.info("Adding two nodes and performing rerouting");
        clusterState = ClusterState.builder(clusterState).nodes(DiscoveryNodes.builder().put(newNode("node1")).put(newNode("node2"))).build();
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                .put("cluster.routing.allocation.balance.primary", 0.0f)
                .build());

        logger.info("Building initial routing table");

        MetaData metaData = MetaData.builder()
                .put(IndexMetaData.builder("test").settings(settings(Version.CURRENT)
                        .put(IndexMetaData.SETTING_NUMBER_OF_SHARDS, 5)
                        .put(IndexMetaData.SETTING_NUMBER_OF_REPLICAS, 0)
                ))
                .build();

        RoutingTable routingTable = RoutingTable.builder()
                .addAsNew(metaData.index("test"))
                .build();

        ClusterState clusterState = ClusterState.builder(org.elasticsearch.cluster.ClusterName.DEFAULT).metaData(metaData).routingTable(routingTable).build();
        logger.info("Adding one node and reroute");
        clusterState = ClusterState.builder(clusterState).nodes(DiscoveryNodes.builder().put(newNode("node1"))).build();
        routingTable = strategy.reroute(clusterState).routingTable();
        clusterState = ClusterState.builder(clusterState).routingTable(routingTable).build();

        logger.info("Start the primary shards");
        RoutingNodes routingNodes = clusterState.routingNodes();
        routingTable = strategy.applyStartedShards(clusterState, routingNodes.shardsWithState(INITIALIZING)).routingTable();
        clusterState = ClusterState.builder(clusterState).routingTable(routingTable).build();

        assertThat(numberOfShardsOfType(clusterState.readOnlyRoutingNodes(), STARTED), equalTo(5));

        logger.info("add another index with 5 shards");
        metaData = MetaData.builder(metaData)
                .put(IndexMetaData.builder("test1").settings(settings(Version.CURRENT)
                        .put(IndexMetaData.SETTING_NUMBER_OF_SHARDS, 5)
                        .put(IndexMetaData.SETTING_NUMBER_OF_REPLICAS, 0)
                ))
                .build();
        routingTable = RoutingTable.builder(routingTable)
                .addAsNew(metaData.index("test1"))
                .build();

        clusterState = ClusterState.builder(clusterState).metaData(metaData).routingTable(routingTable).build();

        logger.info("Add another one node and reroute");
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    @Test
    public void simple() {
        AllocationService strategy = createAllocationService(settingsBuilder().put(ClusterRebalanceAllocationDecider.CLUSTER_ROUTING_ALLOCATION_ALLOW_REBALANCE,
                ClusterRebalanceAllocationDecider.ClusterRebalanceType.ALWAYS.toString()).build());

        MetaData metaData = MetaData.builder()
                .put(IndexMetaData.builder("test1").settings(settings(Version.CURRENT)).numberOfShards(1).numberOfReplicas(1))
                .put(IndexMetaData.builder("test2").settings(settings(Version.CURRENT)).numberOfShards(1).numberOfReplicas(1))
                .build();

        RoutingTable routingTable = RoutingTable.builder()
                .addAsNew(metaData.index("test1"))
                .addAsNew(metaData.index("test2"))
                .build();

        ClusterState clusterState = ClusterState.builder(org.elasticsearch.cluster.ClusterName.DEFAULT).metaData(metaData).routingTable(routingTable).build();

        logger.info("start two nodes");
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                .put("cluster.routing.allocation.exclude.tag1", "value3,value4")
                .build());

        logger.info("Building initial routing table");

        MetaData metaData = MetaData.builder()
                .put(IndexMetaData.builder("test").settings(settings(Version.CURRENT)).numberOfShards(2).numberOfReplicas(1))
                .build();

        RoutingTable routingTable = RoutingTable.builder()
                .addAsNew(metaData.index("test"))
                .build();

        ClusterState clusterState = ClusterState.builder(org.elasticsearch.cluster.ClusterName.DEFAULT).metaData(metaData).routingTable(routingTable).build();

        logger.info("--> adding four nodes and performing rerouting");
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        AllocationService strategy = createAllocationService(settingsBuilder()
                .build());

        logger.info("Building initial routing table");

        MetaData metaData = MetaData.builder()
                .put(IndexMetaData.builder("test").settings(settings(Version.CURRENT)
                        .put("index.number_of_shards", 2)
                        .put("index.number_of_replicas", 1)
                        .put("index.routing.allocation.include.tag1", "value1,value2")
                        .put("index.routing.allocation.exclude.tag1", "value3,value4")
                        .build()))
                .build();

        RoutingTable routingTable = RoutingTable.builder()
                .addAsNew(metaData.index("test"))
                .build();

        ClusterState clusterState = ClusterState.builder(org.elasticsearch.cluster.ClusterName.DEFAULT).metaData(metaData).routingTable(routingTable).build();

        logger.info("--> adding two nodes and performing rerouting");
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        for (int i = 0; i < numberOfIndices; i++) {
            IndexMetaData.Builder index = IndexMetaData.builder("test" + i).settings(settings(Version.CURRENT)).numberOfShards(numberOfShards).numberOfReplicas(numberOfReplicas);
            metaDataBuilder = metaDataBuilder.put(index);
        }

        MetaData metaData = metaDataBuilder.build();

        for (ObjectCursor<IndexMetaData> cursor : metaData.indices().values()) {
            routingTableBuilder.addAsNew(cursor.value);
        }

        RoutingTable routingTable = routingTableBuilder.build();
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