* Response entity for ping operations.
 */
public class PingResponse {
    private static final String CLUSTER_NAME = "cluster_name";
    private static final String STATUS = "status";
    private static final String TIMED_OUT = "timed_out";
    private static final String NUMBER_OF_NODES = "number_of_nodes";
    private static final String NUMBER_OF_DATA_NODES = "number_of_data_nodes";

        assertTrue(mockConfig.getApiPingEsFieldSet().contains("cluster_name"));
        assertTrue(mockConfig.getApiPingEsFieldSet().contains("status"));
        assertTrue(mockConfig.getApiPingEsFieldSet().contains("timed_out"));
        assertTrue(mockConfig.getApiPingEsFieldSet().contains("number_of_nodes"));
        assertTrue(mockConfig.getApiPingEsFieldSet().contains("number_of_data_nodes"));

                    type: object
                    properties:
                      status:
                        type: string
                        example: green
                      timed_out:
                        type: boolean
                        example: false
        '400':
          $ref: '#/components/responses/BadRequest'
        '401':
          $ref: '#/components/responses/Unauthorized'

        private static final long serialVersionUID = 1L;

        @Override
        public String getApiPingSearchEngineFields() {

index.admin.required.fields=url,title,role,boost

# timeout

# Timeout for index search operations.
index.search.timeout=3m
# Timeout for scroll search operations.
index.scroll.search.timeout=3m
# Timeout for index operations.
index.index.timeout=3m
# Timeout for bulk index operations.
index.bulk.timeout=3m
# Timeout for delete operations in the index.
index.delete.timeout=3m
# Timeout for index health checks.

```
mc cp myphoto.jpg myminio/images
```

Use curl to view contents of `minio_events` index.

```
$ curl  "http://localhost:9200/minio_events/_search?pretty=true"
{
  "took" : 40,
  "timed_out" : false,
  "_shards" : {
    "total" : 5,
    "successful" : 5,
    "failed" : 0
  },
  "hits" : {
    "total" : 1,
    "max_score" : 1.0,
    "hits" : [
      {

func (lm *LRWMutex) lockLoop(ctx context.Context, id, source string, timeout time.Duration, isWriteLock bool) (locked bool) {
	r := rand.New(rand.NewSource(time.Now().UnixNano()))

	retryCtx, cancel := context.WithTimeout(ctx, timeout)
	defer cancel()

	for {
		select {
		case <-retryCtx.Done():
			// Caller context canceled or we timedout,
			// return false anyways for both situations.
			return false
		default:

            doSend(request);
            response.expiration = System.currentTimeMillis() + timeout;
            while (!response.isReceived) {
                wait(timeout);
                timeout = response.expiration - System.currentTimeMillis();
                if (timeout <= 0) {
                    throw new TransportException(name + " timedout waiting for response to " + request);
                }
            }

      throw InterruptedIOException()
    }
  }

  /**
   * The Okio timeout watchdog will call [timedOut] if the timeout is reached. In that case we close
   * the stream (asynchronously) which will notify the waiting thread.
   */
  internal inner class StreamTimeout : AsyncTimeout() {
    override fun timedOut() {
      closeLater(ErrorCode.CANCEL)
      connection.sendDegradedPingLater()
    }

    if (timeoutEarlyExit) return cause
    if (!timeout.exit()) return cause

    val e = InterruptedIOException("timeout")
    if (cause != null) e.initCause(cause)
    return e
  }

  /**
   * Stops applying the timeout before the call is entirely complete. This is used for WebSockets
   * and duplex calls where the timeout only applies to the initial setup.
   */
  fun timeoutEarlyExit() {