Package org.elasticsearch.cluster

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

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        assertThat(clusterState.routingNodes().node("node2").size(), equalTo(1));
        assertThat(clusterState.routingNodes().node("node2").get(0).state(), equalTo(STARTED));
        assertThat(clusterState.routingNodes().node("node3").size(), equalTo(0));

        String origPrimaryNodeId = clusterState.routingTable().index("test").shard(0).primaryShard().currentNodeId();
        String origReplicaNodeId = clusterState.routingTable().index("test").shard(0).replicaShards().get(0).currentNodeId();

        logger.info("--> moving primary shard to node3");
        rerouteResult = allocation.reroute(clusterState, new AllocationCommands(
                new MoveAllocationCommand(clusterState.routingTable().index("test").shard(0).primaryShard().shardId(), clusterState.routingTable().index("test").shard(0).primaryShard().currentNodeId(), "node3"))
        );
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        String origPrimaryNodeId = clusterState.routingTable().index("test").shard(0).primaryShard().currentNodeId();
        String origReplicaNodeId = clusterState.routingTable().index("test").shard(0).replicaShards().get(0).currentNodeId();

        logger.info("--> moving primary shard to node3");
        rerouteResult = allocation.reroute(clusterState, new AllocationCommands(
                new MoveAllocationCommand(clusterState.routingTable().index("test").shard(0).primaryShard().shardId(), clusterState.routingTable().index("test").shard(0).primaryShard().currentNodeId(), "node3"))
        );
        assertThat(rerouteResult.changed(), equalTo(true));
        clusterState = ClusterState.builder(clusterState).routingTable(rerouteResult.routingTable()).build();
        assertThat(clusterState.routingNodes().node(origPrimaryNodeId).get(0).state(), equalTo(RELOCATING));
        assertThat(clusterState.routingNodes().node("node3").get(0).state(), equalTo(INITIALIZING));
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        String origPrimaryNodeId = clusterState.routingTable().index("test").shard(0).primaryShard().currentNodeId();
        String origReplicaNodeId = clusterState.routingTable().index("test").shard(0).replicaShards().get(0).currentNodeId();

        logger.info("--> moving primary shard to node3");
        rerouteResult = allocation.reroute(clusterState, new AllocationCommands(
                new MoveAllocationCommand(clusterState.routingTable().index("test").shard(0).primaryShard().shardId(), clusterState.routingTable().index("test").shard(0).primaryShard().currentNodeId(), "node3"))
        );
        assertThat(rerouteResult.changed(), equalTo(true));
        clusterState = ClusterState.builder(clusterState).routingTable(rerouteResult.routingTable()).build();
        assertThat(clusterState.routingNodes().node(origPrimaryNodeId).get(0).state(), equalTo(RELOCATING));
        assertThat(clusterState.routingNodes().node("node3").get(0).state(), equalTo(INITIALIZING));
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        assertThat(clusterState.routingNodes().node("node1").get(0).state(), equalTo(STARTED));
        assertThat(clusterState.routingNodes().node("node2").size(), equalTo(1));
        assertThat(clusterState.routingNodes().node("node2").get(0).state(), equalTo(STARTED));
        assertThat(clusterState.routingNodes().node("node3").size(), equalTo(0));

        String origPrimaryNodeId = clusterState.routingTable().index("test").shard(0).primaryShard().currentNodeId();
        String origReplicaNodeId = clusterState.routingTable().index("test").shard(0).replicaShards().get(0).currentNodeId();

        logger.info("--> moving primary shard to node3");
        rerouteResult = allocation.reroute(clusterState, new AllocationCommands(
                new MoveAllocationCommand(clusterState.routingTable().index("test").shard(0).primaryShard().shardId(), clusterState.routingTable().index("test").shard(0).primaryShard().currentNodeId(), "node3"))
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        assertThat(clusterState.routingNodes().node("node2").size(), equalTo(1));
        assertThat(clusterState.routingNodes().node("node2").get(0).state(), equalTo(STARTED));
        assertThat(clusterState.routingNodes().node("node3").size(), equalTo(0));

        String origPrimaryNodeId = clusterState.routingTable().index("test").shard(0).primaryShard().currentNodeId();
        String origReplicaNodeId = clusterState.routingTable().index("test").shard(0).replicaShards().get(0).currentNodeId();

        logger.info("--> moving primary shard to node3");
        rerouteResult = allocation.reroute(clusterState, new AllocationCommands(
                new MoveAllocationCommand(clusterState.routingTable().index("test").shard(0).primaryShard().shardId(), clusterState.routingTable().index("test").shard(0).primaryShard().currentNodeId(), "node3"))
        );
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        String origPrimaryNodeId = clusterState.routingTable().index("test").shard(0).primaryShard().currentNodeId();
        String origReplicaNodeId = clusterState.routingTable().index("test").shard(0).replicaShards().get(0).currentNodeId();

        logger.info("--> moving primary shard to node3");
        rerouteResult = allocation.reroute(clusterState, new AllocationCommands(
                new MoveAllocationCommand(clusterState.routingTable().index("test").shard(0).primaryShard().shardId(), clusterState.routingTable().index("test").shard(0).primaryShard().currentNodeId(), "node3"))
        );
        assertThat(rerouteResult.changed(), equalTo(true));
        clusterState = ClusterState.builder(clusterState).routingTable(rerouteResult.routingTable()).build();
        assertThat(clusterState.routingNodes().node(origPrimaryNodeId).get(0).state(), equalTo(RELOCATING));
        assertThat(clusterState.routingNodes().node("node3").get(0).state(), equalTo(INITIALIZING));
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        String origPrimaryNodeId = clusterState.routingTable().index("test").shard(0).primaryShard().currentNodeId();
        String origReplicaNodeId = clusterState.routingTable().index("test").shard(0).replicaShards().get(0).currentNodeId();

        logger.info("--> moving primary shard to node3");
        rerouteResult = allocation.reroute(clusterState, new AllocationCommands(
                new MoveAllocationCommand(clusterState.routingTable().index("test").shard(0).primaryShard().shardId(), clusterState.routingTable().index("test").shard(0).primaryShard().currentNodeId(), "node3"))
        );
        assertThat(rerouteResult.changed(), equalTo(true));
        clusterState = ClusterState.builder(clusterState).routingTable(rerouteResult.routingTable()).build();
        assertThat(clusterState.routingNodes().node(origPrimaryNodeId).get(0).state(), equalTo(RELOCATING));
        assertThat(clusterState.routingNodes().node("node3").get(0).state(), equalTo(INITIALIZING));
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            try {
                assertEquals("unequal versions", state.version(), nodeState.version());
                assertEquals("unequal node count", state.nodes().size(), nodeState.nodes().size());
                assertEquals("different masters ", state.nodes().masterNodeId(), nodeState.nodes().masterNodeId());
                assertEquals("different meta data version", state.metaData().version(), nodeState.metaData().version());
                if (!state.routingTable().prettyPrint().equals(nodeState.routingTable().prettyPrint())) {
                    fail("different routing");
                }
            } catch (AssertionError t) {
                fail("failed comparing cluster state: " + t.getMessage() + "\n" +
                        "--- cluster state of node [" + nodes.get(0) + "]: ---\n" + state.prettyPrint() +
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        assertThat(clusterUpdateSettingsResponse.getTransientSettings().get("cluster.routing.allocation.exclude._id"), equalTo(excludedNodeId));

        for (Client client : clients()) {
            ClusterState clusterState = getLocalClusterState(client);
            assertThat(clusterState.routingNodes().metaData().transientSettings().get("cluster.routing.allocation.exclude._id"), equalTo(excludedNodeId));
            for (IndexRoutingTable indexRoutingTable : clusterState.routingTable()) {
                for (IndexShardRoutingTable indexShardRoutingTable : indexRoutingTable) {
                    for (ShardRouting shardRouting : indexShardRoutingTable) {
                        if (clusterState.nodes().get(shardRouting.currentNodeId()).id().equals(excludedNodeId)) {
                            //if the shard is still there it must be relocating and all nodes need to know, since the request was acknowledged
                            //reroute happens as part of the update settings and we made sure no throttling comes into the picture via settings
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        clusterState = ClusterState.builder(clusterState).routingTable(strategy.reroute(clusterState).routingTable()).build();

        ClusterState serializedClusterState = ClusterState.Builder.fromBytes(ClusterState.Builder.toBytes(clusterState), newNode("node1"), new ClusterName("clusterName2"));

        assertThat(serializedClusterState.getClusterName().value(), equalTo(clusterState.getClusterName().value()));
        assertThat(serializedClusterState.routingTable().prettyPrint(), equalTo(clusterState.routingTable().prettyPrint()));
    }


    @Test
    public void testRoutingTableSerialization() throws Exception {
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