Return BucketAlreadyExists when bucket exists with another user

cmd/api-errors.go

@@ -115,6 +115,7 @@ const (
 	ErrBucketAlreadyOwnedByYou
 	ErrInvalidDuration
 	ErrNotSupported
+	ErrBucketAlreadyExists
 	// Add new error codes here.
 
 	// Bucket notification related errors.
@@ -679,6 +680,8 @@ func toAPIErrorCode(err error) (apiErr APIErrorCode) {
 		apiErr = ErrBucketAlreadyOwnedByYou
 	case BucketNotEmpty:
 		apiErr = ErrBucketNotEmpty
+	case BucketAlreadyExists:
+		apiErr = ErrBucketAlreadyExists
 	case BucketExists:
 		apiErr = ErrBucketAlreadyOwnedByYou
 	case ObjectNotFound:

cmd/gateway-gcs-layer.go

@@ -131,7 +131,10 @@ func gcsToObjectError(err error, params ...string) error {
 			err = BucketAlreadyOwnedByYou{
 				Bucket: bucket,
 			}
-
+		} else if message == "Sorry, that name is not available. Please try a different one." {
+			err = BucketAlreadyExists{
+				Bucket: bucket,
+			}
 		} else {
 			err = BucketNotEmpty{
 				Bucket: bucket,

cmd/object-api-errors.go

@@ -144,6 +144,13 @@ func (e BucketNotFound) Error() string {
 	return "Bucket not found: " + e.Bucket
 }
 
+// BucketAlreadyExists the requested bucket name is not available.
+type BucketAlreadyExists GenericError
+
+func (e BucketAlreadyExists) Error() string {
+	return "The requested bucket name is not available. The bucket namespace is shared by all users of the system. Please select a different name and try again."
+}
+
 // BucketAlreadyOwnedByYou already owned by you.
 type BucketAlreadyOwnedByYou GenericError