Package org.elasticsearch.cluster.metadata

Examples of org.elasticsearch.cluster.metadata.MetaData

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        assertThat(shardIterator.nextOrNull(), nullValue());
        assertThat(shardIterator.remaining(), equalTo(0));
    }

    @Test public void testIterator2() {
        MetaData metaData = newMetaDataBuilder()
                .put(newIndexMetaDataBuilder("test1").numberOfShards(1).numberOfReplicas(1))
                .put(newIndexMetaDataBuilder("test2").numberOfShards(1).numberOfReplicas(1))
                .build();

        RoutingTable routingTable = routingTable()
                .add(indexRoutingTable("test1").initializeEmpty(metaData.index("test1")))
                .add(indexRoutingTable("test2").initializeEmpty(metaData.index("test2")))
                .build();

        ShardIterator shardIterator = routingTable.index("test1").shard(0).shardsIt(0);
        assertThat(shardIterator.size(), equalTo(2));
        assertThat(shardIterator.firstOrNull(), notNullValue());
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        assertThat(serializedClusterState.routingTable().prettyPrint(), equalTo(clusterState.routingTable().prettyPrint()));
    }


    @Test public void testRoutingTableSerialization() throws Exception {
        MetaData metaData = newMetaDataBuilder()
                .put(newIndexMetaDataBuilder("test").numberOfShards(10).numberOfReplicas(1))
                .build();

        RoutingTable routingTable = routingTable()
                .add(indexRoutingTable("test").initializeEmpty(metaData.index("test")))
                .build();

        DiscoveryNodes nodes = DiscoveryNodes.newNodesBuilder().put(newNode("node1")).put(newNode("node2")).put(newNode("node3")).build();

        ClusterState clusterState = newClusterStateBuilder().nodes(nodes).metaData(metaData).routingTable(routingTable).build();
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        assertThat(shardRouting7, sameInstance(shardRouting3));
        assertThat(shardRouting8, sameInstance(shardRouting4));
    }

    @Test public void testRandomRouting() {
        MetaData metaData = newMetaDataBuilder()
                .put(newIndexMetaDataBuilder("test1").numberOfShards(1).numberOfReplicas(1))
                .put(newIndexMetaDataBuilder("test2").numberOfShards(1).numberOfReplicas(1))
                .build();

        RoutingTable routingTable = routingTable()
                .add(indexRoutingTable("test1").initializeEmpty(metaData.index("test1")))
                .add(indexRoutingTable("test2").initializeEmpty(metaData.index("test2")))
                .build();

        ShardIterator shardIterator = routingTable.index("test1").shard(0).shardsRandomIt();
        ShardRouting shardRouting1 = shardIterator.nextOrNull();
        assertThat(shardRouting1, notNullValue());
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    @Override public void performStateRecovery(final GatewayStateRecoveredListener listener) throws GatewayException {
        threadPool.cached().execute(new Runnable() {
            @Override public void run() {
                logger.debug("reading state from gateway {} ...", this);
                StopWatch stopWatch = new StopWatch().start();
                MetaData metaData;
                try {
                    metaData = read();
                    logger.debug("read state from gateway {}, took {}", this, stopWatch.stop().totalTime());
                    if (metaData == null) {
                        logger.debug("no state read from gateway");
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                        indexMetaDataBuilder.putMapping(mappingMd);
                    }
                    indexMetaDataBuilder.state(request.state);
                    final IndexMetaData indexMetaData = indexMetaDataBuilder.build();

                    MetaData newMetaData = newMetaDataBuilder()
                            .metaData(currentState.metaData())
                            .put(indexMetaData)
                            .build();

                    logger.info("[{}] creating index, cause [{}], shards [{}]/[{}], mappings {}", request.index, request.cause, indexMetaData.numberOfShards(), indexMetaData.numberOfReplicas(), mappings.keySet());
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                    logger.info("[{}] deleting index", request.index);

                    RoutingTable.Builder routingTableBuilder = RoutingTable.builder().routingTable(currentState.routingTable());
                    routingTableBuilder.remove(request.index);

                    MetaData newMetaData = newMetaDataBuilder()
                            .metaData(currentState.metaData())
                            .remove(request.index)
                            .build();

                    RoutingAllocation.Result routingResult = shardsAllocation.reroute(
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                .put("cluster.routing.allocation.cluster_concurrent_rebalance", -1)
                .build());

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

        MetaData metaData = newMetaDataBuilder()
                .put(newIndexMetaDataBuilder("test").numberOfShards(10).numberOfReplicas(1))
                .build();

        RoutingTable routingTable = routingTable()
                .add(indexRoutingTable("test").initializeEmpty(metaData.index("test")))
                .build();

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

        assertThat(routingTable.index("test").shards().size(), equalTo(10));
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    @Test public void testElectReplicaAsPrimaryDuringRelocation() {
        ShardsAllocation strategy = new ShardsAllocation(settingsBuilder().put("cluster.routing.allocation.concurrent_recoveries", 10).build());

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

        MetaData metaData = newMetaDataBuilder()
                .put(newIndexMetaDataBuilder("test").numberOfShards(2).numberOfReplicas(1))
                .build();

        RoutingTable routingTable = routingTable()
                .add(indexRoutingTable("test").initializeEmpty(metaData.index("test")))
                .build();

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

        logger.info("Adding two nodes and performing rerouting");
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    @Test public void testElectReplicaAsPrimaryDuringRelocation() {
        ShardsAllocation strategy = new ShardsAllocation(settingsBuilder().put("cluster.routing.allocation.concurrent_recoveries", 10).build());

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

        MetaData metaData = newMetaDataBuilder()
                .put(newIndexMetaDataBuilder("test").numberOfShards(2).numberOfReplicas(1))
                .build();

        RoutingTable routingTable = routingTable()
                .add(indexRoutingTable("test").initializeEmpty(metaData.index("test")))
                .build();

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

        logger.info("Adding two nodes and performing rerouting");
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    @Test public void testSingleIndexFirstStartPrimaryThenBackups() {
        ShardsAllocation strategy = new ShardsAllocation(settingsBuilder().put("cluster.routing.allocation.concurrent_recoveries", 10).build());

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

        MetaData metaData = newMetaDataBuilder()
                .put(newIndexMetaDataBuilder("test").numberOfShards(1).numberOfReplicas(1))
                .build();

        RoutingTable routingTable = routingTable()
                .add(indexRoutingTable("test").initializeEmpty(metaData.index("test")))
                .build();

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

        assertThat(routingTable.index("test").shards().size(), equalTo(1));
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