}

// TestNonExistentBucket - Asserts response for HEAD on non-existent bucket.
func (s *TestSuiteCommon) TestNonExistentBucket(c *check) {
	// generate a random bucket name.
	bucketName := getRandomBucketName()
	// create request to HEAD on the bucket.
	// HEAD on an bucket helps validate the existence of the bucket.
	request, err := newTestSignedRequest(http.MethodHead, getHEADBucketURL(s.endPoint, bucketName),

	}
	return fi
}

// ReadMultipleReq contains information of multiple files to read from disk.
type ReadMultipleReq struct {
	Bucket       string   `msg:"bk"`           // Bucket. Can be empty if multiple buckets.
	Prefix       string   `msg:"pr,omitempty"` // Shared prefix of all files. Can be empty. Will be joined to filename without modification.

		success int64
		failure int64
	}),
	histogram: prometheus.NewHistogramVec(prometheus.HistogramOpts{
		Name:    "tier_ttlb_seconds",
		Help:    "Time taken by requests served by warm tier",
		Buckets: []float64{0.01, 0.1, 1, 2, 5, 10, 60, 5 * 60, 15 * 60, 30 * 60},
	}, []string{"tier"}),
}

func (t *tierMetrics) Observe(tier string, dur time.Duration) {

			}
			return
		}
		h.ServeHTTP(w, r)
	})
}

// setBucketForwardingMiddleware middleware forwards the path style requests
// on a bucket to the right bucket location, bucket to IP configuration
// is obtained from centralized etcd configuration service.
func setBucketForwardingMiddleware(h http.Handler) http.Handler {

MINIO_IDENTITY_OPENID_CLIENT_SECRET*        (string)    secret for the unique public identifier for apps
MINIO_IDENTITY_OPENID_ROLE_POLICY           (string)    Set the IAM access policies applicable to this client application and IDP e.g. "app-bucket-write,app-bucket-list"
MINIO_IDENTITY_OPENID_CLAIM_NAME            (string)    JWT canned policy claim name (default: 'policy')

				//
				// All other `<bucket>.<namespace>.svc.<cluster_domain>`
				// makes sure that buckets are routed through this matcher
				// to match for `<bucket>`
				return host != minioReservedBucket+"."+domainName
			}).Host("{bucket:.+}."+domainName).Subrouter())
		} else {
			routers = append(routers, apiRouter.Host("{bucket:.+}."+domainName).Subrouter())
		}
	}

| `minio_bucket_objects_version_distribution` | Distribution of object sizes in a bucket, by number of versions                 |

## Replication Metrics

          "instant": false,
          "interval": "1m",
          "intervalFactor": 1,
          "legendFormat": "",
          "refId": "A"
        }
      ],
      "title": "Number of Buckets",
      "type": "stat"
    },
    {
      "datasource": {
        "type": "prometheus",
        "uid": "${DS_PROMETHEUS}"
      },
      "fieldConfig": {
        "defaults": {

	lc, _ := globalLifecycleSys.Get(o.Bucket)
	vc, _ := globalBucketVersioningSys.Get(o.Bucket)

	// Check if bucket is object locked.
	rcfg, _ := globalBucketObjectLockSys.Get(o.Bucket)
	replCfg, _, _ := globalBucketMetadataSys.GetReplicationConfig(ctx, o.Bucket)
	tgts, _ := globalBucketTargetSys.ListBucketTargets(ctx, o.Bucket)
	o.Lifecycle = lc
	o.Versioning = vc

	return s.getHashedSet(object).TransitionObject(ctx, bucket, object, opts)
}

// RestoreTransitionedObject - restore transitioned object content locally on this cluster.
func (s *erasureSets) RestoreTransitionedObject(ctx context.Context, bucket, object string, opts ObjectOptions) error {
	return s.getHashedSet(object).RestoreTransitionedObject(ctx, bucket, object, opts)
}