Examples with NodesStatsResponse org.elasticsearch.action.admin.cluster.node.stats.NodesStatsResponse used on opensource projects

Example 16 with NodesStatsResponse

use of org.elasticsearch.action.admin.cluster.node.stats.NodesStatsResponse in project elasticsearch by elastic.

the class SearchPreferenceIT method testNodesOnlyRandom.

public void testNodesOnlyRandom() throws Exception {
    assertAcked(prepareCreate("test").setSettings(//this test needs at least a replica to make sure two consecutive searches go to two different copies of the same data
    Settings.builder().put(indexSettings()).put(SETTING_NUMBER_OF_REPLICAS, between(1, maximumNumberOfReplicas()))));
    ensureGreen();
    client().prepareIndex("test", "type1").setSource("field1", "value1").execute().actionGet();
    refresh();
    final Client client = internalCluster().smartClient();
    SearchRequestBuilder request = client.prepareSearch("test").setQuery(matchAllQuery()).setPreference(// multiple wildchar  to cover multi-param usecase
    "_only_nodes:*,nodes*");
    assertSearchOnRandomNodes(request);
    request = client.prepareSearch("test").setQuery(matchAllQuery()).setPreference("_only_nodes:*");
    assertSearchOnRandomNodes(request);
    ArrayList<String> allNodeIds = new ArrayList<>();
    ArrayList<String> allNodeNames = new ArrayList<>();
    ArrayList<String> allNodeHosts = new ArrayList<>();
    NodesStatsResponse nodeStats = client().admin().cluster().prepareNodesStats().execute().actionGet();
    for (NodeStats node : nodeStats.getNodes()) {
        allNodeIds.add(node.getNode().getId());
        allNodeNames.add(node.getNode().getName());
        allNodeHosts.add(node.getHostname());
    }
    String node_expr = "_only_nodes:" + Strings.arrayToCommaDelimitedString(allNodeIds.toArray());
    request = client.prepareSearch("test").setQuery(matchAllQuery()).setPreference(node_expr);
    assertSearchOnRandomNodes(request);
    node_expr = "_only_nodes:" + Strings.arrayToCommaDelimitedString(allNodeNames.toArray());
    request = client.prepareSearch("test").setQuery(matchAllQuery()).setPreference(node_expr);
    assertSearchOnRandomNodes(request);
    node_expr = "_only_nodes:" + Strings.arrayToCommaDelimitedString(allNodeHosts.toArray());
    request = client.prepareSearch("test").setQuery(matchAllQuery()).setPreference(node_expr);
    assertSearchOnRandomNodes(request);
    node_expr = "_only_nodes:" + Strings.arrayToCommaDelimitedString(allNodeHosts.toArray());
    request = client.prepareSearch("test").setQuery(matchAllQuery()).setPreference(node_expr);
    assertSearchOnRandomNodes(request);
    // Mix of valid and invalid nodes
    node_expr = "_only_nodes:*,invalidnode";
    request = client.prepareSearch("test").setQuery(matchAllQuery()).setPreference(node_expr);
    assertSearchOnRandomNodes(request);
}

Example 17 with NodesStatsResponse

use of org.elasticsearch.action.admin.cluster.node.stats.NodesStatsResponse in project vertexium by visallo.

the class Elasticsearch5SearchIndexTest method getNumQueries.

private long getNumQueries() {
    Client client = elasticsearchResource.getRunner().client();
    NodesStatsResponse nodeStats = NodesStatsAction.INSTANCE.newRequestBuilder(client).get();
    List<NodeStats> nodes = nodeStats.getNodes();
    assertEquals(1, nodes.size());
    SearchStats searchStats = nodes.get(0).getIndices().getSearch();
    return searchStats.getTotal().getQueryCount();
}

Example 18 with NodesStatsResponse

use of org.elasticsearch.action.admin.cluster.node.stats.NodesStatsResponse in project elasticsearch by elastic.

the class NodeServiceTests method testHttpServerDisabled.

public void testHttpServerDisabled() {
    // test for a bug where if HTTP stats were requested but HTTP was disabled, NodeService would hit a NullPointerException
    NodesStatsResponse response = client().admin().cluster().nodesStats(new NodesStatsRequest().http(true)).actionGet();
    assertThat(response.getNodes(), hasSize(1));
}

Example 19 with NodesStatsResponse

use of org.elasticsearch.action.admin.cluster.node.stats.NodesStatsResponse in project elasticsearch by elastic.

the class CorruptedFileIT method testCorruptionOnNetworkLayerFinalizingRecovery.

/**
     * This test triggers a corrupt index exception during finalization size if an empty commit point is transferred
     * during recovery we don't know the version of the segments_N file because it has no segments we can take it from.
     * This simulates recoveries from old indices or even without checksums and makes sure if we fail during finalization
     * we also check if the primary is ok. Without the relevant checks this test fails with a RED cluster
     */
public void testCorruptionOnNetworkLayerFinalizingRecovery() throws ExecutionException, InterruptedException, IOException {
    internalCluster().ensureAtLeastNumDataNodes(2);
    NodesStatsResponse nodeStats = client().admin().cluster().prepareNodesStats().get();
    List<NodeStats> dataNodeStats = new ArrayList<>();
    for (NodeStats stat : nodeStats.getNodes()) {
        if (stat.getNode().isDataNode()) {
            dataNodeStats.add(stat);
        }
    }
    assertThat(dataNodeStats.size(), greaterThanOrEqualTo(2));
    Collections.shuffle(dataNodeStats, random());
    NodeStats primariesNode = dataNodeStats.get(0);
    NodeStats unluckyNode = dataNodeStats.get(1);
    assertAcked(prepareCreate("test").setSettings(Settings.builder().put(IndexMetaData.SETTING_NUMBER_OF_REPLICAS, "0").put(IndexMetaData.SETTING_NUMBER_OF_SHARDS, 1).put("index.routing.allocation.include._name", primariesNode.getNode().getName()).put(EnableAllocationDecider.INDEX_ROUTING_REBALANCE_ENABLE_SETTING.getKey(), EnableAllocationDecider.Rebalance.NONE).put("index.allocation.max_retries", // keep on retrying
    Integer.MAX_VALUE)));
    // allocated with empty commit
    ensureGreen();
    final AtomicBoolean corrupt = new AtomicBoolean(true);
    final CountDownLatch hasCorrupted = new CountDownLatch(1);
    for (NodeStats dataNode : dataNodeStats) {
        MockTransportService mockTransportService = ((MockTransportService) internalCluster().getInstance(TransportService.class, dataNode.getNode().getName()));
        mockTransportService.addDelegate(internalCluster().getInstance(TransportService.class, unluckyNode.getNode().getName()), new MockTransportService.DelegateTransport(mockTransportService.original()) {

            @Override
            protected void sendRequest(Connection connection, long requestId, String action, TransportRequest request, TransportRequestOptions options) throws IOException {
                if (corrupt.get() && action.equals(PeerRecoveryTargetService.Actions.FILE_CHUNK)) {
                    RecoveryFileChunkRequest req = (RecoveryFileChunkRequest) request;
                    byte[] array = BytesRef.deepCopyOf(req.content().toBytesRef()).bytes;
                    int i = randomIntBetween(0, req.content().length() - 1);
                    // flip one byte in the content
                    array[i] = (byte) ~array[i];
                    hasCorrupted.countDown();
                }
                super.sendRequest(connection, requestId, action, request, options);
            }
        });
    }
    Settings build = Settings.builder().put(IndexMetaData.SETTING_NUMBER_OF_REPLICAS, "1").put("index.routing.allocation.include._name", primariesNode.getNode().getName() + "," + unluckyNode.getNode().getName()).build();
    client().admin().indices().prepareUpdateSettings("test").setSettings(build).get();
    client().admin().cluster().prepareReroute().get();
    hasCorrupted.await();
    corrupt.set(false);
    ensureGreen();
}

Example 20 with NodesStatsResponse

use of org.elasticsearch.action.admin.cluster.node.stats.NodesStatsResponse in project elasticsearch by elastic.

the class CorruptedFileIT method testCorruptionOnNetworkLayer.

/**
     * Tests corruption that happens on the network layer and that the primary does not get affected by corruption that happens on the way
     * to the replica. The file on disk stays uncorrupted
     */
public void testCorruptionOnNetworkLayer() throws ExecutionException, InterruptedException {
    int numDocs = scaledRandomIntBetween(100, 1000);
    internalCluster().ensureAtLeastNumDataNodes(2);
    if (cluster().numDataNodes() < 3) {
        internalCluster().startNode(Settings.builder().put(Node.NODE_DATA_SETTING.getKey(), true).put(Node.NODE_MASTER_SETTING.getKey(), false));
    }
    NodesStatsResponse nodeStats = client().admin().cluster().prepareNodesStats().get();
    List<NodeStats> dataNodeStats = new ArrayList<>();
    for (NodeStats stat : nodeStats.getNodes()) {
        if (stat.getNode().isDataNode()) {
            dataNodeStats.add(stat);
        }
    }
    assertThat(dataNodeStats.size(), greaterThanOrEqualTo(2));
    Collections.shuffle(dataNodeStats, random());
    NodeStats primariesNode = dataNodeStats.get(0);
    NodeStats unluckyNode = dataNodeStats.get(1);
    assertAcked(prepareCreate("test").setSettings(Settings.builder().put(IndexMetaData.SETTING_NUMBER_OF_REPLICAS, "0").put(IndexMetaData.SETTING_NUMBER_OF_SHARDS, // don't go crazy here it must recovery fast
    between(1, 4)).put(MockFSIndexStore.INDEX_CHECK_INDEX_ON_CLOSE_SETTING.getKey(), false).put("index.routing.allocation.include._name", primariesNode.getNode().getName()).put(EnableAllocationDecider.INDEX_ROUTING_REBALANCE_ENABLE_SETTING.getKey(), EnableAllocationDecider.Rebalance.NONE)));
    ensureGreen();
    IndexRequestBuilder[] builders = new IndexRequestBuilder[numDocs];
    for (int i = 0; i < builders.length; i++) {
        builders[i] = client().prepareIndex("test", "type").setSource("field", "value");
    }
    indexRandom(true, builders);
    ensureGreen();
    assertAllSuccessful(client().admin().indices().prepareFlush().setForce(true).execute().actionGet());
    // we have to flush at least once here since we don't corrupt the translog
    SearchResponse countResponse = client().prepareSearch().setSize(0).get();
    assertHitCount(countResponse, numDocs);
    final boolean truncate = randomBoolean();
    for (NodeStats dataNode : dataNodeStats) {
        MockTransportService mockTransportService = ((MockTransportService) internalCluster().getInstance(TransportService.class, dataNode.getNode().getName()));
        mockTransportService.addDelegate(internalCluster().getInstance(TransportService.class, unluckyNode.getNode().getName()), new MockTransportService.DelegateTransport(mockTransportService.original()) {

            @Override
            protected void sendRequest(Connection connection, long requestId, String action, TransportRequest request, TransportRequestOptions options) throws IOException {
                if (action.equals(PeerRecoveryTargetService.Actions.FILE_CHUNK)) {
                    RecoveryFileChunkRequest req = (RecoveryFileChunkRequest) request;
                    if (truncate && req.length() > 1) {
                        BytesRef bytesRef = req.content().toBytesRef();
                        BytesArray array = new BytesArray(bytesRef.bytes, bytesRef.offset, (int) req.length() - 1);
                        request = new RecoveryFileChunkRequest(req.recoveryId(), req.shardId(), req.metadata(), req.position(), array, req.lastChunk(), req.totalTranslogOps(), req.sourceThrottleTimeInNanos());
                    } else {
                        assert req.content().toBytesRef().bytes == req.content().toBytesRef().bytes : "no internal reference!!";
                        final byte[] array = req.content().toBytesRef().bytes;
                        int i = randomIntBetween(0, req.content().length() - 1);
                        // flip one byte in the content
                        array[i] = (byte) ~array[i];
                    }
                }
                super.sendRequest(connection, requestId, action, request, options);
            }
        });
    }
    Settings build = Settings.builder().put(IndexMetaData.SETTING_NUMBER_OF_REPLICAS, "1").put("index.routing.allocation.include._name", "*").build();
    client().admin().indices().prepareUpdateSettings("test").setSettings(build).get();
    client().admin().cluster().prepareReroute().get();
    ClusterHealthResponse actionGet = client().admin().cluster().health(Requests.clusterHealthRequest("test").waitForGreenStatus()).actionGet();
    if (actionGet.isTimedOut()) {
        logger.info("ensureGreen timed out, cluster state:\n{}\n{}", client().admin().cluster().prepareState().get().getState(), client().admin().cluster().preparePendingClusterTasks().get());
        assertThat("timed out waiting for green state", actionGet.isTimedOut(), equalTo(false));
    }
    // we are green so primaries got not corrupted.
    // ensure that no shard is actually allocated on the unlucky node
    ClusterStateResponse clusterStateResponse = client().admin().cluster().prepareState().get();
    for (IndexShardRoutingTable table : clusterStateResponse.getState().getRoutingTable().index("test")) {
        for (ShardRouting routing : table) {
            if (unluckyNode.getNode().getId().equals(routing.currentNodeId())) {
                assertThat(routing.state(), not(equalTo(ShardRoutingState.STARTED)));
                assertThat(routing.state(), not(equalTo(ShardRoutingState.RELOCATING)));
            }
        }
    }
    final int numIterations = scaledRandomIntBetween(5, 20);
    for (int i = 0; i < numIterations; i++) {
        SearchResponse response = client().prepareSearch().setSize(numDocs).get();
        assertHitCount(response, numDocs);
    }
}