Package org.elasticsearch.cluster.routing

Examples of org.elasticsearch.cluster.routing.ImmutableShardRouting

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            assertThat(routingTable.index("test").shard(i).replicaShards().get(0).state(), equalTo(STARTED));
            assertThat(routingTable.index("test").shard(i).replicaShards().get(0).currentNodeId(), anyOf(equalTo("node2"), equalTo("node1")));
        }

        logger.info("fail the primary shard, will have no place to be rerouted to (single node), so stays unassigned");
        ShardRouting shardToFail = new ImmutableShardRouting(routingTable.index("test").shard(0).primaryShard());
        prevRoutingTable = routingTable;
        routingTable = strategy.applyFailedShard(clusterState, shardToFail).routingTable();
        clusterState = newClusterStateBuilder().state(clusterState).routingTable(routingTable).build();
        routingNodes = clusterState.routingNodes();

        assertThat(prevRoutingTable != routingTable, equalTo(true));
        assertThat(routingTable.index("test").shard(0).size(), equalTo(2));
        assertThat(routingTable.index("test").shard(0).shards().size(), equalTo(2));
        assertThat(routingTable.index("test").shard(0).primaryShard().currentNodeId(), not(equalTo(shardToFail.currentNodeId())));
        assertThat(routingTable.index("test").shard(0).primaryShard().state(), equalTo(STARTED));
        assertThat(routingTable.index("test").shard(0).primaryShard().currentNodeId(), anyOf(equalTo("node1"), equalTo("node2")));
        assertThat(routingTable.index("test").shard(0).replicaShards().size(), equalTo(1));
        assertThat(routingTable.index("test").shard(0).replicaShards().get(0).state(), equalTo(UNASSIGNED));
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            assertThat(routingTable.index("test").shard(i).replicaShards().get(0).state(), equalTo(UNASSIGNED));
        }

        logger.info("fail the first shard, will have no place to be rerouted to (single node), so stays unassigned");
        prevRoutingTable = routingTable;
        routingTable = strategy.applyFailedShard(clusterState, new ImmutableShardRouting("test", 0, "node1", true, INITIALIZING, 0)).routingTable();
        clusterState = newClusterStateBuilder().state(clusterState).routingTable(routingTable).build();
        RoutingNodes routingNodes = clusterState.routingNodes();

        assertThat(prevRoutingTable != routingTable, equalTo(true));
        assertThat(routingTable.index("test").shards().size(), equalTo(1));
        for (int i = 0; i < routingTable.index("test").shards().size(); i++) {
            assertThat(routingTable.index("test").shard(i).size(), equalTo(2));
            assertThat(routingTable.index("test").shard(i).shards().size(), equalTo(2));
            assertThat(routingTable.index("test").shard(i).primaryShard().state(), equalTo(UNASSIGNED));
            assertThat(routingTable.index("test").shard(i).primaryShard().currentNodeId(), nullValue());
            assertThat(routingTable.index("test").shard(i).replicaShards().size(), equalTo(1));
            assertThat(routingTable.index("test").shard(i).replicaShards().get(0).state(), equalTo(UNASSIGNED));
        }

        logger.info("fail the shard again, see that nothing happens");
        assertThat(strategy.applyFailedShard(clusterState, new ImmutableShardRouting("test", 0, "node1", true, INITIALIZING, 0)).changed(), equalTo(false));
    }
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            assertThat(routingTable.index("test").shard(i).replicaShards().get(0).state(), equalTo(UNASSIGNED));
        }

        logger.info("fail the first shard, will start INITIALIZING on the second node");
        prevRoutingTable = routingTable;
        routingTable = strategy.applyFailedShard(clusterState, new ImmutableShardRouting("test", 0, "node1", true, INITIALIZING, 0)).routingTable();
        clusterState = newClusterStateBuilder().state(clusterState).routingTable(routingTable).build();
        RoutingNodes routingNodes = clusterState.routingNodes();

        assertThat(prevRoutingTable != routingTable, equalTo(true));
        assertThat(routingTable.index("test").shards().size(), equalTo(1));
        for (int i = 0; i < routingTable.index("test").shards().size(); i++) {
            assertThat(routingTable.index("test").shard(i).size(), equalTo(2));
            assertThat(routingTable.index("test").shard(i).shards().size(), equalTo(2));
            assertThat(routingTable.index("test").shard(i).primaryShard().state(), equalTo(INITIALIZING));
            assertThat(routingTable.index("test").shard(i).primaryShard().currentNodeId(), equalTo("node2"));
            assertThat(routingTable.index("test").shard(i).replicaShards().size(), equalTo(1));
            assertThat(routingTable.index("test").shard(i).replicaShards().get(0).state(), equalTo(UNASSIGNED));
        }

        logger.info("fail the shard again, see that nothing happens");
        assertThat(strategy.applyFailedShard(clusterState, new ImmutableShardRouting("test", 0, "node1", true, INITIALIZING, 0)).changed(), equalTo(false));
    }
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        logger.info("Fail the shards on node 3");
        ShardRouting shardToFail = routingNodes.node("node3").shards().get(0);
        routingNodes = clusterState.routingNodes();
        prevRoutingTable = routingTable;
        routingTable = strategy.applyFailedShard(clusterState, new ImmutableShardRouting(shardToFail)).routingTable();
        clusterState = newClusterStateBuilder().state(clusterState).routingTable(routingTable).build();
        routingNodes = clusterState.routingNodes();

        assertThat(prevRoutingTable != routingTable, equalTo(true));
        assertThat(routingTable.index("test").shards().size(), equalTo(2));
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Related Classes of org.elasticsearch.cluster.routing.ImmutableShardRouting

  • org.elasticsearch.cluster.routing.allocation.FailedShardsRoutingTests
  • org.elasticsearch.index.shard.ShardId
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