Package org.elasticsearch.cluster

Examples of org.elasticsearch.cluster.ClusterState.routingTable()

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                    blocksBuilder.removeIndexBlock(index, INDEX_CLOSED_BLOCK);
                }

                ClusterState updatedState = ClusterState.builder(currentState).metaData(mdBuilder).blocks(blocksBuilder).build();

                RoutingTable.Builder rtBuilder = RoutingTable.builder(updatedState.routingTable());
                for (String index : indicesToOpen) {
                    rtBuilder.addAsRecovery(updatedState.metaData().index(index));
                }

                RoutingAllocation.Result routingResult = allocationService.reroute(ClusterState.builder(updatedState).routingTable(rtBuilder).build());
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        logger.info("start primary shard");
        rerouteResult = allocation.applyStartedShards(clusterState, clusterState.routingNodes().shardsWithState(INITIALIZING));
        clusterState = ClusterState.builder(clusterState).routingTable(rerouteResult.routingTable()).build();

        logger.info("move the shard");
        String existingNodeId = clusterState.routingTable().index("test").shard(0).primaryShard().currentNodeId();
        String toNodeId;
        if ("node1".equals(existingNodeId)) {
            toNodeId = "node2";
        } else {
            toNodeId = "node1";
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        clusterState = ClusterState.builder(clusterState).routingTable(routingTable).build();

        assertThat(clusterState.routingNodes().shardsWithState(ShardRoutingState.STARTED).size(), equalTo(2));

        logger.info("--> do another reroute, make sure nothing moves");
        assertThat(strategy.reroute(clusterState).routingTable(), sameInstance(clusterState.routingTable()));

        logger.info("--> add another node with a new rack, make sure nothing moves");
        clusterState = ClusterState.builder(clusterState).nodes(DiscoveryNodes.builder(clusterState.nodes())
                .put(newNode("node5", ImmutableMap.of("rack_id", "3")))
        ).build();
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        logger.info("--> add another node with a new rack, make sure nothing moves");
        clusterState = ClusterState.builder(clusterState).nodes(DiscoveryNodes.builder(clusterState.nodes())
                .put(newNode("node5", ImmutableMap.of("rack_id", "3")))
        ).build();
        routingTable = strategy.reroute(clusterState).routingTable();
        assertThat(routingTable, sameInstance(clusterState.routingTable()));
        clusterState = ClusterState.builder(clusterState).routingTable(routingTable).build();
        assertThat(clusterState.routingNodes().shardsWithState(STARTED).size(), equalTo(2));
    }

    @Test
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        clusterState = ClusterState.builder(clusterState).routingTable(routingTable).build();

        assertThat(clusterState.routingNodes().shardsWithState(ShardRoutingState.STARTED).size(), equalTo(10));

        logger.info("--> do another reroute, make sure nothing moves");
        assertThat(strategy.reroute(clusterState).routingTable(), sameInstance(clusterState.routingTable()));

        logger.info("--> add another node with a new rack, some more relocation should happen");
        clusterState = ClusterState.builder(clusterState).nodes(DiscoveryNodes.builder(clusterState.nodes())
                .put(newNode("node4", ImmutableMap.of("rack_id", "3")))
        ).build();
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        clusterState = ClusterState.builder(clusterState).routingTable(routingTable).build();

        assertThat(clusterState.routingNodes().shardsWithState(ShardRoutingState.STARTED).size(), equalTo(10));

        logger.info("--> do another reroute, make sure nothing moves");
        assertThat(strategy.reroute(clusterState).routingTable(), sameInstance(clusterState.routingTable()));
    }

    @Test
    public void moveShardOnceNewNodeWithAttributeAdded4() {
        AllocationService strategy = createAllocationService(settingsBuilder()
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        assertThat(clusterState.getRoutingNodes().node("node3").size(), equalTo(10));
        assertThat(clusterState.getRoutingNodes().node("node2").size(), equalTo(5));
        assertThat(clusterState.getRoutingNodes().node("node1").size(), equalTo(5));

        logger.info("--> do another reroute, make sure nothing moves");
        assertThat(strategy.reroute(clusterState).routingTable(), sameInstance(clusterState.routingTable()));

        logger.info("--> add another node with a new rack, some more relocation should happen");
        clusterState = ClusterState.builder(clusterState).nodes(DiscoveryNodes.builder(clusterState.nodes())
                .put(newNode("node4", ImmutableMap.of("rack_id", "3")))
        ).build();
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        assertThat(clusterState.getRoutingNodes().node("node4").size(), equalTo(5));
        assertThat(clusterState.getRoutingNodes().node("node2").size(), equalTo(5));
        assertThat(clusterState.getRoutingNodes().node("node1").size(), equalTo(5));

        logger.info("--> do another reroute, make sure nothing moves");
        assertThat(strategy.reroute(clusterState).routingTable(), sameInstance(clusterState.routingTable()));
    }

    @Test
    public void moveShardOnceNewNodeWithAttributeAdded5() {
        AllocationService strategy = createAllocationService(settingsBuilder()
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        clusterState = ClusterState.builder(clusterState).routingTable(routingTable).build();

        assertThat(clusterState.routingNodes().shardsWithState(ShardRoutingState.STARTED).size(), equalTo(3));

        logger.info("--> do another reroute, make sure nothing moves");
        assertThat(strategy.reroute(clusterState).routingTable(), sameInstance(clusterState.routingTable()));

        logger.info("--> add another node with a new rack, we will have another relocation");
        clusterState = ClusterState.builder(clusterState).nodes(DiscoveryNodes.builder(clusterState.nodes())
                .put(newNode("node4", ImmutableMap.of("rack_id", "3")))
        ).build();
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        clusterState = ClusterState.builder(clusterState).routingTable(routingTable).build();

        assertThat(clusterState.routingNodes().shardsWithState(ShardRoutingState.STARTED).size(), equalTo(3));

        logger.info("--> make sure another reroute does not move things");
        assertThat(strategy.reroute(clusterState).routingTable(), sameInstance(clusterState.routingTable()));
    }

    @Test
    public void moveShardOnceNewNodeWithAttributeAdded6() {
        AllocationService strategy = createAllocationService(settingsBuilder()
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