// Sample bucket notification.
	bucketNotificationBuf := `<NotificationConfiguration><QueueConfiguration><Event>s3:ObjectCreated:Put</Event><Filter><S3Key><FilterRule><Name>prefix</Name><Value>images/</Value></FilterRule></S3Key></Filter><Id>1</Id><Queue>arn:minio:sqs:us-east-1:444455556666:webhook</Queue></QueueConfiguration></NotificationConfiguration>`
	// generate a random bucket Name.
	bucketName := getRandomBucketName()

			scannerLogOnceIf(ctx, err, dataUsageObjNamePath)
		}
		attempts++
	}
}

var prefixUsageCache = cachevalue.New[map[string]uint64]()

// loadPrefixUsageFromBackend returns prefix usages found in passed buckets
//
//	e.g.:  /testbucket/prefix => 355601334
func loadPrefixUsageFromBackend(ctx context.Context, objAPI ObjectLayer, bucket string) (map[string]uint64, error) {
	z, ok := objAPI.(*erasureServerPools)

	if config == nil {
		return nil
	}

	config.RLock()
	defer config.RUnlock()

	var tierCfgs []madmin.TierConfig
	for _, tier := range config.Tiers {
		// This makes a local copy of tier config before
		// passing a reference to it.
		tier := tier.Clone()
		tierCfgs = append(tierCfgs, tier)
	}
	return tierCfgs
}

	testObjects := []struct {
		parentBucket string
		name         string
		content      string
		meta         map[string]string
	}{
		{testBuckets[0], "Asia-maps.png", "asis-maps", map[string]string{"content-type": "image/png"}},
		{testBuckets[0], "Asia/India/India-summer-photos-1", "contentstring", nil},
		{testBuckets[0], "Asia/India/Karnataka/Bangalore/Koramangala/pics", "contentstring", nil},
		{testBuckets[0], "newPrefix0", "newPrefix0", nil},

resources ## fullnameOverride: "" ## set kubernetes cluster domain where minio is running ## clusterDomain: cluster.local ## Set default image, imageTag, and imagePullPolicy. mode is used to indicate the ## image: repository: quay.io/minio/minio tag: RELEASE.2024-03-03T17-50-39Z pullPolicy: IfNotPresent imagePullSecrets: [] # - name: "image-pull-secret" ## Set default image, imageTag, and imagePullPolicy for the `mc` (the minio ## client used to create a default bucket). ## mcImage: repository: quay.io/minio/mc...

		metadata   map[string]string
		shouldFail bool
	}{
		// Validate if there a known 'content-type'.
		{
			header: http.Header{
				"Content-Type": []string{"image/png"},
			},
			metadata: map[string]string{
				"content-type": "image/png",
			},
			shouldFail: false,
		},
		// Validate if there are no keys to extract.
		{
			header: http.Header{
				"Test-1": []string{"123"},
			},

//       - key: "name"
//         value: "pick*" # match objects with tag 'name', with all values starting with 'pick'
//     metadata:
//       - key: "content-type"
//         value: "image/*" # match objects with 'content-type', with all values starting with 'image/'
//     kmskey: "key-id" # match objects with KMS key-id (applicable only for sse-kms)
//   notify:

//         - key: name
//           value: pick* # match objects with tag 'name', all values starting with 'pick'
//       metadata:
//         - key: content-type
//           value: image/* # match objects with 'content-type', all values starting with 'image/'
//       size:
//         lessThan: "10MiB" # match objects with size less than this value (e.g. 10MiB)
//         greaterThan: 1MiB # match objects with size greater than this value (e.g. 1MiB)

				// by the bucketDNS style to ensure that path style
				// is available and honored at this domain.
				//
				// 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 {

	return obj, fsDirs, nil
}

func prepareErasure16(ctx context.Context) (ObjectLayer, []string, error) {
	return prepareErasure(ctx, 16)
}

// TestErrHandler - Go testing.T satisfy this interface.
// This makes it easy to run the TestServer from any of the tests.
// Using this interface, functionalities to be used in tests can be
// made generalized, and can be integrated in benchmarks/unit tests/go check suite tests.