}

// Bucket related errors.

// BucketNameInvalid - bucketname provided is invalid.
type BucketNameInvalid GenericError

// Error returns string an error formatted as the given text.
func (e BucketNameInvalid) Error() string {
	return "Bucket name invalid: " + e.Bucket
}

// Object related errors.

// ObjectNameInvalid - object name provided is invalid.

	ErrInvalidTagDirective
	ErrPolicyAlreadyAttached
	ErrPolicyNotAttached
	ErrExcessData
	// Add new error codes here.

	// SSE-S3/SSE-KMS related API errors
	ErrInvalidEncryptionMethod
	ErrInvalidEncryptionKeyID

	// Server-Side-Encryption (with Customer provided key) related API errors.
	ErrInsecureSSECustomerRequest
	ErrSSEMultipartEncrypted
	ErrSSEEncryptedObject
	ErrInvalidEncryptionParameters

					gr = reader
				}
			}
		}
		if reader == nil || !proxy.Proxy {
			// validate if the request indeed was authorized, if it wasn't we need to return "ErrAccessDenied"
			// instead of any namespace related error.
			if s3Error := authorizeRequest(ctx, r, policy.GetObjectAction); s3Error != ErrNone {
				writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Error), r.URL)
				return
			}
			if isErrPreconditionFailed(err) {

			driveAvailabilityErrorsMD,
			driveWaitingIOMD,
			driveAPILatencyMD,
			driveHealingMD,
			driveOnlineMD,

			driveOfflineCountMD,
			driveOnlineCountMD,
			driveCountMD,

			// iostat related
			driveReadsPerSecMD,
			driveReadsKBPerSecMD,
			driveReadsAwaitMD,
			driveWritesPerSecMD,
			driveWritesKBPerSecMD,
			driveWritesAwaitMD,
			drivePercUtilMD,
		},
		loadDriveMetrics,
	)