Package org.elasticsearch.cluster

Examples of org.elasticsearch.cluster.ClusterState

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    public Set<String> getAllMessageFields() {
        Set<String> fields = Sets.newHashSet();

        ClusterStateRequest csr = new ClusterStateRequest().blocks(true).nodes(true).indices(allIndicesAlias());
        ClusterState cs = c.admin().cluster().state(csr).actionGet().getState();

        for (ObjectObjectCursor<String, IndexMetaData> m : cs.getMetaData().indices()) {
            try {
                MappingMetaData mmd = m.value.mapping(Messages.TYPE);
                if (mmd == null) {
                    // There is no mapping if there are no messages in the index.
                    continue;
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        // Open index.
        c.admin().indices().open(new OpenIndexRequest(index)).actionGet();
    }

    public boolean isReopened(String indexName) {
        ClusterState clusterState = c.admin().cluster().state(new ClusterStateRequest()).actionGet().getState();
        IndexMetaData metaData = clusterState.getMetaData().getIndices().get(indexName);

        if (metaData == null) {
            return false;
        }
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                .nodes(false)
                .routingTable(false)
                .blocks(false)
                .metaData(true);

        ClusterState state = c.admin().cluster().state(csr).actionGet().getState();

        UnmodifiableIterator<IndexMetaData> it = state.getMetaData().getIndices().valuesIt();

        while (it.hasNext()) {
            IndexMetaData indexMeta = it.next();
            // Only search in our indices.
            if (!indexMeta.getIndex().startsWith(configuration.getElasticSearchIndexPrefix())) {
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        logger.info("--> restore one index after deletion");
        restoreSnapshotResponse = client.admin().cluster().prepareRestoreSnapshot("test-repo", "test-snap").setWaitForCompletion(true).setIndices("test-idx-*", "-test-idx-2").execute().actionGet();
        assertThat(restoreSnapshotResponse.getRestoreInfo().totalShards(), greaterThan(0));
        ensureGreen();
        assertThat(client.prepareCount("test-idx-1").get().getCount(), equalTo(100L));
        ClusterState clusterState = client.admin().cluster().prepareState().get().getState();
        assertThat(clusterState.getMetaData().hasIndex("test-idx-1"), equalTo(true));
        assertThat(clusterState.getMetaData().hasIndex("test-idx-2"), equalTo(false));
    }
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  logger.info("--> restore one index after deletion");
  restoreSnapshotResponse = client.admin().cluster().prepareRestoreSnapshot("test-repo", "test-snap").setWaitForCompletion(true).setIndices("test-idx-*", "-test-idx-2").execute().actionGet();
  assertThat(restoreSnapshotResponse.getRestoreInfo().totalShards(), greaterThan(0));
  ensureGreen();
  assertThat(client.prepareCount("test-idx-1").get().getCount(), equalTo(100L));
  ClusterState clusterState = client.admin().cluster().prepareState().get().getState();
  assertThat(clusterState.getMetaData().hasIndex("test-idx-1"), equalTo(true));
  assertThat(clusterState.getMetaData().hasIndex("test-idx-2"), equalTo(false));
    }
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        logger.info("--> restore one index after deletion");
        restoreSnapshotResponse = client.admin().cluster().prepareRestoreSnapshot("test-repo", "test-snap").setWaitForCompletion(true).setIndices("test-idx-*", "-test-idx-2").execute().actionGet();
        assertThat(restoreSnapshotResponse.getRestoreInfo().totalShards(), greaterThan(0));
        ensureGreen();
        assertThat(client.prepareCount("test-idx-1").get().getCount(), equalTo(100L));
        ClusterState clusterState = client.admin().cluster().prepareState().get().getState();
        assertThat(clusterState.getMetaData().hasIndex("test-idx-1"), equalTo(true));
        assertThat(clusterState.getMetaData().hasIndex("test-idx-2"), equalTo(false));
    }
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        private AsyncSingleAction(Request request, ActionListener<Response> listener) {
            this.request = request;
            this.listener = listener;

            ClusterState clusterState = clusterService.state();

            nodes = clusterState.nodes();

            request.index(clusterState.metaData().concreteIndex(request.index()));

            checkBlock(request, clusterState);

            this.shardIt = shards(clusterState, request);
        }
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        logger.info("active primary shards: " + health.activePrimaryShards());
        if (health.timedOut()) {
            logger.error("Timed out on health...");
        }

        ClusterState clusterState = node.client().admin().cluster().prepareState().execute().actionGet().state();
        for (int i = 0; i < numberOfIndices; i++) {
            if (clusterState.blocks().indices().containsKey("index_" + i)) {
                logger.error("index [{}] has blocks: {}", i, clusterState.blocks().indices().get("index_" + i));
            }
        }

        for (int i = 0; i < numberOfIndices; i++) {
            long count = node.client().prepareCount("index_" + i).setQuery(matchAllQuery()).execute().actionGet().count();
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        // sleep till the cluster state gets published, since we check the master
        Thread.sleep(200);


        ClusterState clusterState1 = clusterService1.state();
        RoutingNode routingNodeEntry1 = clusterState1.readOnlyRoutingNodes().nodesToShards().get(clusterState1.nodes().localNodeId());
        assertThat(routingNodeEntry1.numberOfShardsWithState(STARTED), equalTo(11));

        clusterState1 = client("server1").admin().cluster().state(clusterStateRequest()).actionGet().state();
        routingNodeEntry1 = clusterState1.readOnlyRoutingNodes().nodesToShards().get(clusterState1.nodes().localNodeId());
        assertThat(routingNodeEntry1.numberOfShardsWithState(STARTED), equalTo(11));

        logger.info("Starting server2");
        // start another server
        startNode("server2", settings);
        ClusterService clusterService2 = ((InternalNode) node("server2")).injector().getInstance(ClusterService.class);

        logger.info("Running Cluster Health");
        clusterHealth = client("server1").admin().cluster().health(clusterHealthRequest().waitForGreenStatus().waitForNodes("2")).actionGet();
        logger.info("Done Cluster Health, status " + clusterHealth.status());
        assertThat(clusterHealth.timedOut(), equalTo(false));
        assertThat(clusterHealth.status(), equalTo(ClusterHealthStatus.GREEN));

        // sleep till the cluster state gets published, since we check the master
        Thread.sleep(200);

        clusterState1 = clusterService1.state();
        routingNodeEntry1 = clusterState1.readOnlyRoutingNodes().nodesToShards().get(clusterState1.nodes().localNodeId());
        assertThat(routingNodeEntry1.numberOfShardsWithState(STARTED), equalTo(11));

        ClusterState clusterState2 = clusterService2.state();
        RoutingNode routingNodeEntry2 = clusterState2.readOnlyRoutingNodes().nodesToShards().get(clusterState2.nodes().localNodeId());
        assertThat(routingNodeEntry2.numberOfShardsWithState(STARTED), equalTo(11));

        logger.info("Starting server3");
        // start another server
        startNode("server3", settings);
        Thread.sleep(200);

        ClusterService clusterService3 = ((InternalNode) node("server3")).injector().getInstance(ClusterService.class);

        logger.info("Running Cluster Health");
        clusterHealth = client("server1").admin().cluster().health(clusterHealthRequest().waitForGreenStatus().waitForNodes("3").waitForRelocatingShards(0)).actionGet();
        logger.info("Done Cluster Health, status " + clusterHealth.status());
        assertThat(clusterHealth.timedOut(), equalTo(false));
        assertThat(clusterHealth.status(), equalTo(ClusterHealthStatus.GREEN));
        assertThat(clusterHealth.relocatingShards(), equalTo(0));
        assertThat(clusterHealth.activeShards(), equalTo(22));
        assertThat(clusterHealth.activePrimaryShards(), equalTo(11));

        // sleep till the cluster state gets published, since we check the master
        Thread.sleep(200);

        clusterState1 = clusterService1.state();
        routingNodeEntry1 = clusterState1.readOnlyRoutingNodes().nodesToShards().get(clusterState1.nodes().localNodeId());
        assertThat(routingNodeEntry1.numberOfShardsWithState(STARTED), anyOf(equalTo(7), equalTo(8)));

        clusterState2 = clusterService2.state();
        routingNodeEntry2 = clusterState2.readOnlyRoutingNodes().nodesToShards().get(clusterState2.nodes().localNodeId());
        assertThat(routingNodeEntry2.numberOfShardsWithState(STARTED), anyOf(equalTo(7), equalTo(8)));

        ClusterState clusterState3 = clusterService3.state();
        RoutingNode routingNodeEntry3 = clusterState3.readOnlyRoutingNodes().nodesToShards().get(clusterState3.nodes().localNodeId());
        assertThat(routingNodeEntry3.numberOfShardsWithState(STARTED), equalTo(7));

        assertThat(routingNodeEntry1.numberOfShardsWithState(STARTED) + routingNodeEntry2.numberOfShardsWithState(STARTED) + routingNodeEntry3.numberOfShardsWithState(STARTED), equalTo(22));

        logger.info("Closing server1");
        // kill the first server
        closeNode("server1");
        // verify health
        logger.info("Running Cluster Health");
        clusterHealth = client("server2").admin().cluster().health(clusterHealthRequest().waitForGreenStatus().waitForRelocatingShards(0).waitForNodes("2")).actionGet();
        logger.info("Done Cluster Health, status " + clusterHealth.status());
        assertThat(clusterHealth.timedOut(), equalTo(false));
        assertThat(clusterHealth.status(), equalTo(ClusterHealthStatus.GREEN));
        assertThat(clusterHealth.relocatingShards(), equalTo(0));
        assertThat(clusterHealth.activeShards(), equalTo(22));
        assertThat(clusterHealth.activePrimaryShards(), equalTo(11));

        // sleep till the cluster state gets published, since we check the master
        Thread.sleep(200);

        clusterState2 = clusterService2.state();
        routingNodeEntry2 = clusterState2.readOnlyRoutingNodes().nodesToShards().get(clusterState2.nodes().localNodeId());
        assertThat(routingNodeEntry2.numberOfShardsWithState(STARTED), equalTo(11));

        clusterState3 = clusterService3.state();
        routingNodeEntry3 = clusterState3.readOnlyRoutingNodes().nodesToShards().get(clusterState3.nodes().localNodeId());
        assertThat(routingNodeEntry3.numberOfShardsWithState(STARTED), equalTo(11));

        assertThat(routingNodeEntry2.numberOfShardsWithState(STARTED) + routingNodeEntry3.numberOfShardsWithState(STARTED), equalTo(22));

        logger.info("Deleting index [test]");
        // last, lets delete the index
        DeleteIndexResponse deleteIndexResponse = client("server2").admin().indices().prepareDelete("test").execute().actionGet();
        assertThat(deleteIndexResponse.acknowledged(), equalTo(true));

        Thread.sleep(500); // wait till the cluster state gets published

        clusterState2 = clusterService2.state();
        routingNodeEntry2 = clusterState2.readOnlyRoutingNodes().nodesToShards().get(clusterState2.nodes().localNodeId());
        assertThat(routingNodeEntry2, nullValue());

        clusterState3 = clusterService3.state();
        routingNodeEntry3 = clusterState3.readOnlyRoutingNodes().nodesToShards().get(clusterState3.nodes().localNodeId());
        assertThat(routingNodeEntry3, nullValue());
    }
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        assertThat(clusterHealth.status(), equalTo(ClusterHealthStatus.GREEN));
        assertThat(clusterHealth.relocatingShards(), equalTo(0));
        assertThat(clusterHealth.activeShards(), equalTo(11));
        assertThat(clusterHealth.activePrimaryShards(), equalTo(11));

        ClusterState clusterState1 = clusterService1.state();
        RoutingNode routingNodeEntry1 = clusterState1.readOnlyRoutingNodes().nodesToShards().get(clusterState1.nodes().localNodeId());
        assertThat(routingNodeEntry1.numberOfShardsWithState(STARTED), equalTo(11));

        // start another server
        logger.info("Starting server2");
        startNode("server2", settings);
        Thread.sleep(200);

        logger.info("Running Cluster Health");
        clusterHealth = client("server1").admin().cluster().health(clusterHealthRequest().waitForGreenStatus().waitForRelocatingShards(0).waitForNodes("2")).actionGet();
        logger.info("Done Cluster Health, status " + clusterHealth.status());
        assertThat(clusterHealth.timedOut(), equalTo(false));
        assertThat(clusterHealth.status(), equalTo(ClusterHealthStatus.GREEN));
        assertThat(clusterHealth.relocatingShards(), equalTo(0));
        assertThat(clusterHealth.activeShards(), equalTo(11));
        assertThat(clusterHealth.activePrimaryShards(), equalTo(11));

        // sleep till the cluster state gets published, since we check the master
        Thread.sleep(200);

        ClusterService clusterService2 = ((InternalNode) node("server2")).injector().getInstance(ClusterService.class);

        clusterState1 = clusterService1.state();
        routingNodeEntry1 = clusterState1.readOnlyRoutingNodes().nodesToShards().get(clusterState1.nodes().localNodeId());
        assertThat(routingNodeEntry1.numberOfShardsWithState(STARTED), anyOf(equalTo(6), equalTo(5)));

        ClusterState clusterState2 = clusterService2.state();
        RoutingNode routingNodeEntry2 = clusterState2.readOnlyRoutingNodes().nodesToShards().get(clusterState2.nodes().localNodeId());
        assertThat(routingNodeEntry2.numberOfShardsWithState(STARTED), anyOf(equalTo(5), equalTo(6)));

        // start another server
        logger.info("Starting server3");
        startNode("server3");
        Thread.sleep(200);

        ClusterService clusterService3 = ((InternalNode) node("server3")).injector().getInstance(ClusterService.class);

        logger.info("Running Cluster Health");
        clusterHealth = client("server1").admin().cluster().health(clusterHealthRequest().waitForGreenStatus().waitForRelocatingShards(0).waitForNodes("3")).actionGet();
        logger.info("Done Cluster Health, status " + clusterHealth.status());
        assertThat(clusterHealth.timedOut(), equalTo(false));
        assertThat(clusterHealth.status(), equalTo(ClusterHealthStatus.GREEN));
        assertThat(clusterHealth.relocatingShards(), equalTo(0));
        assertThat(clusterHealth.activeShards(), equalTo(11));
        assertThat(clusterHealth.activePrimaryShards(), equalTo(11));

        // sleep till the cluster state gets published, since we check the master
        Thread.sleep(200);

        clusterState1 = clusterService1.state();
        routingNodeEntry1 = clusterState1.readOnlyRoutingNodes().nodesToShards().get(clusterState1.nodes().localNodeId());
        assertThat(routingNodeEntry1.numberOfShardsWithState(STARTED), anyOf(equalTo(5), equalTo(4), equalTo(3)));

        clusterState2 = clusterService2.state();
        routingNodeEntry2 = clusterState2.readOnlyRoutingNodes().nodesToShards().get(clusterState2.nodes().localNodeId());
        assertThat(routingNodeEntry2.numberOfShardsWithState(STARTED), anyOf(equalTo(5), equalTo(4), equalTo(3)));

        ClusterState clusterState3 = clusterService3.state();
        RoutingNode routingNodeEntry3 = clusterState3.readOnlyRoutingNodes().nodesToShards().get(clusterState3.nodes().localNodeId());
        assertThat(routingNodeEntry3.numberOfShardsWithState(STARTED), equalTo(3));

        assertThat(routingNodeEntry1.numberOfShardsWithState(STARTED) + routingNodeEntry2.numberOfShardsWithState(STARTED) + routingNodeEntry3.numberOfShardsWithState(STARTED), equalTo(11));

        logger.info("Closing server1");
        // kill the first server
        closeNode("server1");

        logger.info("Running Cluster Health");
        clusterHealth = client("server3").admin().cluster().health(clusterHealthRequest().waitForGreenStatus().waitForNodes("2").waitForRelocatingShards(0)).actionGet();
        logger.info("Done Cluster Health, status " + clusterHealth.status());
        assertThat(clusterHealth.timedOut(), equalTo(false));
        assertThat(clusterHealth.status(), equalTo(ClusterHealthStatus.GREEN));
        assertThat(clusterHealth.relocatingShards(), equalTo(0));
        assertThat(clusterHealth.activeShards(), equalTo(11));
        assertThat(clusterHealth.activePrimaryShards(), equalTo(11));

        // sleep till the cluster state gets published, since we check the master
        Thread.sleep(200);

        clusterState2 = clusterService2.state();
        routingNodeEntry2 = clusterState2.readOnlyRoutingNodes().nodesToShards().get(clusterState2.nodes().localNodeId());
        assertThat(routingNodeEntry2.numberOfShardsWithState(STARTED), anyOf(equalTo(5), equalTo(6)));

        clusterState3 = clusterService3.state();
        routingNodeEntry3 = clusterState3.readOnlyRoutingNodes().nodesToShards().get(clusterState3.nodes().localNodeId());
        assertThat(routingNodeEntry3.numberOfShardsWithState(STARTED), anyOf(equalTo(5), equalTo(6)));

        assertThat(routingNodeEntry2.numberOfShardsWithState(STARTED) + routingNodeEntry3.numberOfShardsWithState(STARTED), equalTo(11));

        logger.info("Deleting index [test]");
        // last, lets delete the index
        DeleteIndexResponse deleteIndexResponse = client("server2").admin().indices().delete(deleteIndexRequest("test")).actionGet();
        assertThat(deleteIndexResponse.acknowledged(), equalTo(true));

        Thread.sleep(500); // wait till the cluster state gets published

        clusterState2 = clusterService2.state();
        routingNodeEntry2 = clusterState2.readOnlyRoutingNodes().nodesToShards().get(clusterState2.nodes().localNodeId());
        assertThat(routingNodeEntry2, nullValue());

        clusterState3 = clusterService3.state();
        routingNodeEntry3 = clusterState3.readOnlyRoutingNodes().nodesToShards().get(clusterState3.nodes().localNodeId());
        assertThat(routingNodeEntry3, nullValue());
    }
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