Examples with Request org.elasticsearch.client.Request used on opensource projects

Example 61 with Request

use of org.elasticsearch.client.Request in project graylog2-server by Graylog2.

the class ClusterAdapterES7 method pendingTasks.

@Override
public PendingTasksStats pendingTasks() {
    final Request request = new Request("GET", "/_cluster/pending_tasks");
    final JsonNode response = jsonApi.perform(request, "Couldn't read Elasticsearch pending cluster tasks");
    final JsonNode pendingClusterTasks = response.path("tasks");
    final int pendingTasksSize = pendingClusterTasks.size();
    final List<Long> pendingTasksTimeInQueue = Lists.newArrayListWithCapacity(pendingTasksSize);
    for (JsonNode jsonElement : pendingClusterTasks) {
        if (jsonElement.has("time_in_queue_millis")) {
            pendingTasksTimeInQueue.add(jsonElement.get("time_in_queue_millis").asLong());
        }
    }
    return PendingTasksStats.create(pendingTasksSize, pendingTasksTimeInQueue);
}

Example 62 with Request

use of org.elasticsearch.client.Request in project graylog2-server by Graylog2.

the class ClusterAdapterES7 method clusterHealth.

private Optional<ClusterHealthResponse> clusterHealth(Collection<String> indices) {
    final String[] indicesAry = indices.toArray(new String[0]);
    if (!indices.isEmpty() && !indicesExist(indicesAry)) {
        return Optional.empty();
    }
    final ClusterHealthRequest request = new ClusterHealthRequest(indicesAry).timeout(TimeValue.timeValueSeconds(Ints.saturatedCast(requestTimeout.toSeconds()))).indicesOptions(IndicesOptions.lenientExpand());
    try {
        return Optional.of(client.execute((c, requestOptions) -> c.cluster().health(request, requestOptions)));
    } catch (ElasticsearchException e) {
        if (LOG.isDebugEnabled()) {
            LOG.error("{} ({})", e.getMessage(), Optional.ofNullable(e.getCause()).map(Throwable::getMessage).orElse("n/a"), e);
        } else {
            LOG.error("{} ({})", e.getMessage(), Optional.ofNullable(e.getCause()).map(Throwable::getMessage).orElse("n/a"));
        }
        return Optional.empty();
    }
}

Example 63 with Request

use of org.elasticsearch.client.Request in project graylog2-server by Graylog2.

the class CatApi method request.

private Request request(@SuppressWarnings("SameParameterValue") String method, String endpoint) {
    final Request request = new Request(method, "/_cat/" + endpoint);
    request.addParameter("format", "json");
    return request;
}

Example 64 with Request

use of org.elasticsearch.client.Request in project graylog2-server by Graylog2.

the class CatApi method requestIndices.

private JsonNode requestIndices(String indexName, String errorMessage) {
    final Request request = request("GET", "indices/" + indexName);
    request.addParameter("h", "index,status");
    request.addParameter("expand_wildcards", "all");
    request.addParameter("s", "index,status");
    return perform(request, new TypeReference<JsonNode>() {
    }, errorMessage);
}

Example 65 with Request

use of org.elasticsearch.client.Request in project graylog2-server by Graylog2.

the class ClientES7 method existingIndices.

private String[] existingIndices() {
    final Request request = new Request("GET", "/_cat/indices");
    request.addParameter("format", "json");
    request.addParameter("h", "index");
    final JsonNode jsonResponse = client.execute((c, requestOptions) -> {
        request.setOptions(requestOptions);
        final Response response = c.getLowLevelClient().performRequest(request);
        return objectMapper.readTree(response.getEntity().getContent());
    });
    return Streams.stream(jsonResponse.elements()).map(index -> index.path("index").asText()).distinct().toArray(String[]::new);
}