minio/cmd/object-api-errors.go

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// Copyright (c) 2015-2021 MinIO, Inc.
//
// This file is part of MinIO Object Storage stack
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package cmd
import (
"context"
"errors"
"fmt"
"io"
)
// Converts underlying storage error. Convenience function written to
// handle all cases where we have known types of errors returned by
// underlying storage layer.
func toObjectErr(err error, params ...string) error {
if err == nil {
return nil
}
switch err.Error() {
case errVolumeNotFound.Error():
apiErr := BucketNotFound{}
if len(params) >= 1 {
apiErr.Bucket = params[0]
}
return apiErr
case errVolumeNotEmpty.Error():
apiErr := BucketNotEmpty{}
if len(params) >= 1 {
apiErr.Bucket = params[0]
}
return apiErr
case errVolumeExists.Error():
apiErr := BucketExists{}
if len(params) >= 1 {
apiErr.Bucket = params[0]
}
return apiErr
case errDiskFull.Error():
return StorageFull{}
case errTooManyOpenFiles.Error():
return SlowDown{}
case errFileAccessDenied.Error():
apiErr := PrefixAccessDenied{}
if len(params) >= 1 {
apiErr.Bucket = params[0]
}
if len(params) >= 2 {
apiErr.Object = decodeDirObject(params[1])
}
return apiErr
case errIsNotRegular.Error():
apiErr := ObjectExistsAsDirectory{}
if len(params) >= 1 {
apiErr.Bucket = params[0]
}
if len(params) >= 2 {
apiErr.Object = decodeDirObject(params[1])
}
return apiErr
case errFileVersionNotFound.Error():
apiErr := VersionNotFound{}
if len(params) >= 1 {
apiErr.Bucket = params[0]
}
if len(params) >= 2 {
apiErr.Object = decodeDirObject(params[1])
}
if len(params) >= 3 {
apiErr.VersionID = params[2]
}
return apiErr
case errMethodNotAllowed.Error():
apiErr := MethodNotAllowed{}
if len(params) >= 1 {
apiErr.Bucket = params[0]
}
if len(params) >= 2 {
apiErr.Object = decodeDirObject(params[1])
}
return apiErr
case errFileNotFound.Error():
apiErr := ObjectNotFound{}
if len(params) >= 1 {
apiErr.Bucket = params[0]
}
if len(params) >= 2 {
apiErr.Object = decodeDirObject(params[1])
}
return apiErr
case errUploadIDNotFound.Error():
apiErr := InvalidUploadID{}
if len(params) >= 1 {
apiErr.Bucket = params[0]
}
if len(params) >= 2 {
apiErr.Object = decodeDirObject(params[1])
}
if len(params) >= 3 {
apiErr.UploadID = params[2]
}
return apiErr
case errFileNameTooLong.Error():
apiErr := ObjectNameInvalid{}
if len(params) >= 1 {
apiErr.Bucket = params[0]
}
if len(params) >= 2 {
apiErr.Object = decodeDirObject(params[1])
}
return apiErr
case errDataTooLarge.Error():
apiErr := ObjectTooLarge{}
if len(params) >= 1 {
apiErr.Bucket = params[0]
}
if len(params) >= 2 {
apiErr.Object = decodeDirObject(params[1])
}
return apiErr
case errDataTooSmall.Error():
apiErr := ObjectTooSmall{}
if len(params) >= 1 {
apiErr.Bucket = params[0]
}
if len(params) >= 2 {
apiErr.Object = decodeDirObject(params[1])
}
return apiErr
case errErasureReadQuorum.Error():
apiErr := InsufficientReadQuorum{}
if len(params) >= 1 {
apiErr.Bucket = params[0]
}
if len(params) >= 2 {
apiErr.Object = decodeDirObject(params[1])
}
return apiErr
case errErasureWriteQuorum.Error():
apiErr := InsufficientWriteQuorum{}
if len(params) >= 1 {
apiErr.Bucket = params[0]
}
if len(params) >= 2 {
apiErr.Object = decodeDirObject(params[1])
}
return apiErr
case io.ErrUnexpectedEOF.Error(), io.ErrShortWrite.Error():
return IncompleteBody{}
case context.Canceled.Error(), context.DeadlineExceeded.Error():
return IncompleteBody{}
}
return err
}
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// SignatureDoesNotMatch - when content md5 does not match with what was sent from client.
type SignatureDoesNotMatch struct{}
func (e SignatureDoesNotMatch) Error() string {
return "The request signature we calculated does not match the signature you provided. Check your key and signing method."
}
// StorageFull storage ran out of space.
type StorageFull struct{}
func (e StorageFull) Error() string {
return "Storage reached its minimum free disk threshold."
}
// SlowDown too many file descriptors open or backend busy .
type SlowDown struct{}
func (e SlowDown) Error() string {
return "Please reduce your request rate"
}
// InsufficientReadQuorum storage cannot satisfy quorum for read operation.
type InsufficientReadQuorum GenericError
func (e InsufficientReadQuorum) Error() string {
return "Storage resources are insufficient for the read operation " + e.Bucket + "/" + e.Object
}
// Unwrap the error.
func (e InsufficientReadQuorum) Unwrap() error {
return errErasureReadQuorum
}
// InsufficientWriteQuorum storage cannot satisfy quorum for write operation.
type InsufficientWriteQuorum GenericError
func (e InsufficientWriteQuorum) Error() string {
return "Storage resources are insufficient for the write operation " + e.Bucket + "/" + e.Object
}
// Unwrap the error.
func (e InsufficientWriteQuorum) Unwrap() error {
return errErasureWriteQuorum
}
// GenericError - generic object layer error.
type GenericError struct {
Bucket string
Object string
VersionID string
Err error
}
// Unwrap the error to its underlying error.
func (e GenericError) Unwrap() error {
return e.Err
}
// InvalidArgument incorrect input argument
type InvalidArgument GenericError
func (e InvalidArgument) Error() string {
if e.Err != nil {
return "Invalid arguments provided for " + e.Bucket + "/" + e.Object + ": (" + e.Err.Error() + ")"
}
return "Invalid arguments provided for " + e.Bucket + "/" + e.Object
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}
// BucketNotFound bucket does not exist.
type BucketNotFound GenericError
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."
}
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// BucketAlreadyOwnedByYou already owned by you.
type BucketAlreadyOwnedByYou GenericError
func (e BucketAlreadyOwnedByYou) Error() string {
return "Bucket already owned by you: " + e.Bucket
}
// BucketNotEmpty bucket is not empty.
type BucketNotEmpty GenericError
func (e BucketNotEmpty) Error() string {
return "Bucket not empty: " + e.Bucket
}
// InvalidVersionID invalid version id
type InvalidVersionID GenericError
func (e InvalidVersionID) Error() string {
return "Invalid version id: " + e.Bucket + "/" + e.Object + "(" + e.VersionID + ")"
}
// VersionNotFound version does not exist.
type VersionNotFound GenericError
func (e VersionNotFound) Error() string {
return "Version not found: " + e.Bucket + "/" + e.Object + "(" + e.VersionID + ")"
}
// ObjectNotFound object does not exist.
type ObjectNotFound GenericError
func (e ObjectNotFound) Error() string {
return "Object not found: " + e.Bucket + "/" + e.Object
}
// MethodNotAllowed on the object
type MethodNotAllowed GenericError
func (e MethodNotAllowed) Error() string {
return "Method not allowed: " + e.Bucket + "/" + e.Object
}
// ObjectAlreadyExists object already exists.
type ObjectAlreadyExists GenericError
func (e ObjectAlreadyExists) Error() string {
return "Object: " + e.Bucket + "/" + e.Object + " already exists"
}
// ObjectExistsAsDirectory object already exists as a directory.
type ObjectExistsAsDirectory GenericError
func (e ObjectExistsAsDirectory) Error() string {
return "Object exists on : " + e.Bucket + " as directory " + e.Object
}
//PrefixAccessDenied object access is denied.
type PrefixAccessDenied GenericError
func (e PrefixAccessDenied) Error() string {
return "Prefix access is denied: " + e.Bucket + SlashSeparator + e.Object
}
// BucketExists bucket exists.
type BucketExists GenericError
func (e BucketExists) Error() string {
return "Bucket exists: " + e.Bucket
}
// InvalidUploadIDKeyCombination - invalid upload id and key marker combination.
type InvalidUploadIDKeyCombination struct {
UploadIDMarker, KeyMarker string
}
func (e InvalidUploadIDKeyCombination) Error() string {
return fmt.Sprintf("Invalid combination of uploadID marker '%s' and marker '%s'", e.UploadIDMarker, e.KeyMarker)
}
// InvalidMarkerPrefixCombination - invalid marker and prefix combination.
type InvalidMarkerPrefixCombination struct {
Marker, Prefix string
}
func (e InvalidMarkerPrefixCombination) Error() string {
return fmt.Sprintf("Invalid combination of marker '%s' and prefix '%s'", e.Marker, e.Prefix)
}
// BucketPolicyNotFound - no bucket policy found.
type BucketPolicyNotFound GenericError
func (e BucketPolicyNotFound) Error() string {
return "No bucket policy configuration found for bucket: " + e.Bucket
}
// BucketLifecycleNotFound - no bucket lifecycle found.
type BucketLifecycleNotFound GenericError
func (e BucketLifecycleNotFound) Error() string {
return "No bucket lifecycle configuration found for bucket : " + e.Bucket
}
// BucketSSEConfigNotFound - no bucket encryption found
type BucketSSEConfigNotFound GenericError
func (e BucketSSEConfigNotFound) Error() string {
return "No bucket encryption configuration found for bucket: " + e.Bucket
}
// BucketTaggingNotFound - no bucket tags found
type BucketTaggingNotFound GenericError
func (e BucketTaggingNotFound) Error() string {
return "No bucket tags found for bucket: " + e.Bucket
}
// BucketObjectLockConfigNotFound - no bucket object lock config found
type BucketObjectLockConfigNotFound GenericError
func (e BucketObjectLockConfigNotFound) Error() string {
return "No bucket object lock configuration found for bucket: " + e.Bucket
}
// BucketQuotaConfigNotFound - no bucket quota config found.
type BucketQuotaConfigNotFound GenericError
func (e BucketQuotaConfigNotFound) Error() string {
return "No quota config found for bucket : " + e.Bucket
}
// BucketQuotaExceeded - bucket quota exceeded.
type BucketQuotaExceeded GenericError
func (e BucketQuotaExceeded) Error() string {
return "Bucket quota exceeded for bucket: " + e.Bucket
}
// BucketReplicationConfigNotFound - no bucket replication config found
type BucketReplicationConfigNotFound GenericError
func (e BucketReplicationConfigNotFound) Error() string {
return "The replication configuration was not found: " + e.Bucket
}
// BucketRemoteDestinationNotFound bucket does not exist.
type BucketRemoteDestinationNotFound GenericError
func (e BucketRemoteDestinationNotFound) Error() string {
return "Destination bucket does not exist: " + e.Bucket
}
// BucketRemoteTargetNotFound remote target does not exist.
type BucketRemoteTargetNotFound GenericError
func (e BucketRemoteTargetNotFound) Error() string {
return "Remote target not found: " + e.Bucket
}
// BucketRemoteConnectionErr remote target connection failure.
type BucketRemoteConnectionErr GenericError
func (e BucketRemoteConnectionErr) Error() string {
return fmt.Sprintf("Remote service endpoint or target bucket not available: %s \n\t%s", e.Bucket, e.Err.Error())
}
// BucketRemoteAlreadyExists remote already exists for this target type.
type BucketRemoteAlreadyExists GenericError
func (e BucketRemoteAlreadyExists) Error() string {
return "Remote already exists for this bucket: " + e.Bucket
}
// BucketRemoteLabelInUse remote already exists for this target label.
type BucketRemoteLabelInUse GenericError
func (e BucketRemoteLabelInUse) Error() string {
return "Remote with this label already exists for this bucket: " + e.Bucket
}
// BucketRemoteArnTypeInvalid arn type for remote is not valid.
type BucketRemoteArnTypeInvalid GenericError
func (e BucketRemoteArnTypeInvalid) Error() string {
return "Remote ARN type not valid: " + e.Bucket
}
// BucketRemoteArnInvalid arn needs to be specified.
type BucketRemoteArnInvalid GenericError
func (e BucketRemoteArnInvalid) Error() string {
return "Remote ARN has invalid format: " + e.Bucket
}
// BucketRemoteRemoveDisallowed when replication configuration exists
type BucketRemoteRemoveDisallowed GenericError
func (e BucketRemoteRemoveDisallowed) Error() string {
return "Replication configuration exists with this ARN:" + e.Bucket
}
// BucketRemoteTargetNotVersioned remote target does not have versioning enabled.
type BucketRemoteTargetNotVersioned GenericError
func (e BucketRemoteTargetNotVersioned) Error() string {
return "Remote target does not have versioning enabled: " + e.Bucket
}
// BucketReplicationSourceNotVersioned replication source does not have versioning enabled.
type BucketReplicationSourceNotVersioned GenericError
func (e BucketReplicationSourceNotVersioned) Error() string {
return "Replication source does not have versioning enabled: " + e.Bucket
}
// TransitionStorageClassNotFound remote tier not configured.
type TransitionStorageClassNotFound GenericError
func (e TransitionStorageClassNotFound) Error() string {
return "Transition storage class not found "
}
// InvalidObjectState restore-object doesn't apply for the current state of the object.
type InvalidObjectState GenericError
func (e InvalidObjectState) Error() string {
return "The operation is not valid for the current state of the object " + e.Bucket + "/" + e.Object + "(" + e.VersionID + ")"
}
/// 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.
type ObjectNameInvalid GenericError
// ObjectNameTooLong - object name too long.
type ObjectNameTooLong GenericError
// ObjectNamePrefixAsSlash - object name has a slash as prefix.
type ObjectNamePrefixAsSlash GenericError
// Error returns string an error formatted as the given text.
func (e ObjectNameInvalid) Error() string {
return "Object name invalid: " + e.Bucket + "/" + e.Object
}
// Error returns string an error formatted as the given text.
func (e ObjectNameTooLong) Error() string {
return "Object name too long: " + e.Bucket + "/" + e.Object
}
// Error returns string an error formatted as the given text.
func (e ObjectNamePrefixAsSlash) Error() string {
return "Object name contains forward slash as pefix: " + e.Bucket + "/" + e.Object
}
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// AllAccessDisabled All access to this object has been disabled
type AllAccessDisabled GenericError
// Error returns string an error formatted as the given text.
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func (e AllAccessDisabled) Error() string {
return "All access to this object has been disabled"
}
// IncompleteBody You did not provide the number of bytes specified by the Content-Length HTTP header.
type IncompleteBody GenericError
// Error returns string an error formatted as the given text.
func (e IncompleteBody) Error() string {
return e.Bucket + "/" + e.Object + "has incomplete body"
}
// InvalidRange - invalid range typed error.
type InvalidRange struct {
OffsetBegin int64
OffsetEnd int64
ResourceSize int64
}
func (e InvalidRange) Error() string {
return fmt.Sprintf("The requested range \"bytes %d -> %d of %d\" is not satisfiable.", e.OffsetBegin, e.OffsetEnd, e.ResourceSize)
}
// ObjectTooLarge error returned when the size of the object > max object size allowed (5G) per request.
type ObjectTooLarge GenericError
func (e ObjectTooLarge) Error() string {
return "size of the object greater than what is allowed(5G)"
}
// ObjectTooSmall error returned when the size of the object < what is expected.
type ObjectTooSmall GenericError
func (e ObjectTooSmall) Error() string {
return "size of the object less than what is expected"
}
// OperationTimedOut - a timeout occurred.
type OperationTimedOut struct {
}
func (e OperationTimedOut) Error() string {
return "Operation timed out"
}
/// Multipart related errors.
// MalformedUploadID malformed upload id.
type MalformedUploadID struct {
UploadID string
}
func (e MalformedUploadID) Error() string {
return "Malformed upload id " + e.UploadID
}
// InvalidUploadID invalid upload id.
type InvalidUploadID struct {
Bucket string
Object string
UploadID string
}
func (e InvalidUploadID) Error() string {
return "Invalid upload id " + e.UploadID
}
// InvalidPart One or more of the specified parts could not be found
type InvalidPart struct {
PartNumber int
ExpETag string
GotETag string
}
func (e InvalidPart) Error() string {
return fmt.Sprintf("Specified part could not be found. PartNumber %d, Expected %s, got %s",
e.PartNumber, e.ExpETag, e.GotETag)
}
// PartTooSmall - error if part size is less than 5MB.
type PartTooSmall struct {
PartSize int64
PartNumber int
PartETag string
}
func (e PartTooSmall) Error() string {
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return fmt.Sprintf("Part size for %d should be at least 5MB", e.PartNumber)
}
// PartTooBig returned if size of part is bigger than the allowed limit.
type PartTooBig struct{}
func (e PartTooBig) Error() string {
return "Part size bigger than the allowed limit"
}
// InvalidETag error returned when the etag has changed on disk
type InvalidETag struct{}
func (e InvalidETag) Error() string {
return "etag of the object has changed"
}
// NotImplemented If a feature is not implemented
type NotImplemented struct {
Message string
}
func (e NotImplemented) Error() string {
return e.Message
}
// UnsupportedMetadata - unsupported metadata
type UnsupportedMetadata struct{}
func (e UnsupportedMetadata) Error() string {
return "Unsupported headers in Metadata"
}
// BackendDown is returned for network errors or if the gateway's backend is down.
type BackendDown struct{}
func (e BackendDown) Error() string {
return "Backend down"
}
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// isErrBucketNotFound - Check if error type is BucketNotFound.
func isErrBucketNotFound(err error) bool {
var bkNotFound BucketNotFound
return errors.As(err, &bkNotFound)
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}
// isErrObjectNotFound - Check if error type is ObjectNotFound.
func isErrObjectNotFound(err error) bool {
var objNotFound ObjectNotFound
return errors.As(err, &objNotFound)
}
// isErrVersionNotFound - Check if error type is VersionNotFound.
func isErrVersionNotFound(err error) bool {
var versionNotFound VersionNotFound
return errors.As(err, &versionNotFound)
}
// isErrSignatureDoesNotMatch - Check if error type is SignatureDoesNotMatch.
func isErrSignatureDoesNotMatch(err error) bool {
var signatureDoesNotMatch SignatureDoesNotMatch
return errors.As(err, &signatureDoesNotMatch)
}
// PreConditionFailed - Check if copy precondition failed
type PreConditionFailed struct{}
func (e PreConditionFailed) Error() string {
return "At least one of the pre-conditions you specified did not hold"
}
func isErrPreconditionFailed(err error) bool {
_, ok := err.(PreConditionFailed)
return ok
}
// isErrMethodNotAllowed - Check if error type is MethodNotAllowed.
func isErrMethodNotAllowed(err error) bool {
var methodNotAllowed MethodNotAllowed
return errors.As(err, &methodNotAllowed)
}