You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
549 lines
14 KiB
549 lines
14 KiB
/*
|
|
* MinIO Cloud Storage, (C) 2015, 2016, 2017, 2018 MinIO, Inc.
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
|
|
package cmd
|
|
|
|
import (
|
|
"context"
|
|
"errors"
|
|
"fmt"
|
|
"io"
|
|
"path"
|
|
)
|
|
|
|
// 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 {
|
|
switch err {
|
|
case errVolumeNotFound:
|
|
if len(params) >= 1 {
|
|
err = BucketNotFound{Bucket: params[0]}
|
|
}
|
|
case errVolumeNotEmpty:
|
|
if len(params) >= 1 {
|
|
err = BucketNotEmpty{Bucket: params[0]}
|
|
}
|
|
case errVolumeExists:
|
|
if len(params) >= 1 {
|
|
err = BucketExists{Bucket: params[0]}
|
|
}
|
|
case errDiskFull:
|
|
err = StorageFull{}
|
|
case errTooManyOpenFiles:
|
|
err = SlowDown{}
|
|
case errFileAccessDenied:
|
|
if len(params) >= 2 {
|
|
err = PrefixAccessDenied{
|
|
Bucket: params[0],
|
|
Object: params[1],
|
|
}
|
|
}
|
|
case errFileParentIsFile:
|
|
if len(params) >= 2 {
|
|
err = ParentIsObject{
|
|
Bucket: params[0],
|
|
Object: params[1],
|
|
}
|
|
}
|
|
case errIsNotRegular:
|
|
if len(params) >= 2 {
|
|
err = ObjectExistsAsDirectory{
|
|
Bucket: params[0],
|
|
Object: params[1],
|
|
}
|
|
}
|
|
case errFileVersionNotFound:
|
|
switch len(params) {
|
|
case 2:
|
|
err = VersionNotFound{
|
|
Bucket: params[0],
|
|
Object: params[1],
|
|
}
|
|
case 3:
|
|
err = VersionNotFound{
|
|
Bucket: params[0],
|
|
Object: params[1],
|
|
VersionID: params[2],
|
|
}
|
|
}
|
|
case errMethodNotAllowed:
|
|
switch len(params) {
|
|
case 2:
|
|
err = MethodNotAllowed{
|
|
Bucket: params[0],
|
|
Object: params[1],
|
|
}
|
|
}
|
|
case errFileNotFound:
|
|
switch len(params) {
|
|
case 2:
|
|
err = ObjectNotFound{
|
|
Bucket: params[0],
|
|
Object: params[1],
|
|
}
|
|
case 3:
|
|
err = InvalidUploadID{
|
|
Bucket: params[0],
|
|
Object: params[1],
|
|
UploadID: params[2],
|
|
}
|
|
}
|
|
case errFileNameTooLong:
|
|
if len(params) >= 2 {
|
|
err = ObjectNameInvalid{
|
|
Bucket: params[0],
|
|
Object: params[1],
|
|
}
|
|
}
|
|
case errDataTooLarge:
|
|
if len(params) >= 2 {
|
|
err = ObjectTooLarge{
|
|
Bucket: params[0],
|
|
Object: params[1],
|
|
}
|
|
}
|
|
case errDataTooSmall:
|
|
if len(params) >= 2 {
|
|
err = ObjectTooSmall{
|
|
Bucket: params[0],
|
|
Object: params[1],
|
|
}
|
|
}
|
|
case errErasureReadQuorum:
|
|
err = InsufficientReadQuorum{}
|
|
case errErasureWriteQuorum:
|
|
err = InsufficientWriteQuorum{}
|
|
case io.ErrUnexpectedEOF, io.ErrShortWrite:
|
|
err = IncompleteBody{}
|
|
case context.Canceled, context.DeadlineExceeded:
|
|
err = IncompleteBody{}
|
|
}
|
|
return err
|
|
}
|
|
|
|
// 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 struct{}
|
|
|
|
func (e InsufficientReadQuorum) Error() string {
|
|
return "Storage resources are insufficient for the read operation."
|
|
}
|
|
|
|
// InsufficientWriteQuorum storage cannot satisfy quorum for write operation.
|
|
type InsufficientWriteQuorum struct{}
|
|
|
|
func (e InsufficientWriteQuorum) Error() string {
|
|
return "Storage resources are insufficient for the write operation."
|
|
}
|
|
|
|
// GenericError - generic object layer error.
|
|
type GenericError struct {
|
|
Bucket string
|
|
Object string
|
|
VersionID string
|
|
Err error
|
|
}
|
|
|
|
// 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
|
|
}
|
|
|
|
// 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."
|
|
}
|
|
|
|
// 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
|
|
}
|
|
|
|
// VersionNotFound object 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
|
|
}
|
|
|
|
// ParentIsObject object access is denied.
|
|
type ParentIsObject GenericError
|
|
|
|
func (e ParentIsObject) Error() string {
|
|
return "Parent is object " + e.Bucket + SlashSeparator + path.Dir(e.Object)
|
|
}
|
|
|
|
// BucketExists bucket exists.
|
|
type BucketExists GenericError
|
|
|
|
func (e BucketExists) Error() string {
|
|
return "Bucket exists: " + e.Bucket
|
|
}
|
|
|
|
// UnsupportedDelimiter - unsupported delimiter.
|
|
type UnsupportedDelimiter struct {
|
|
Delimiter string
|
|
}
|
|
|
|
func (e UnsupportedDelimiter) Error() string {
|
|
return fmt.Sprintf("delimiter '%s' is not supported. Only '/' is supported", e.Delimiter)
|
|
}
|
|
|
|
// 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
|
|
}
|
|
|
|
/// 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
|
|
}
|
|
|
|
// AllAccessDisabled All access to this object has been disabled
|
|
type AllAccessDisabled GenericError
|
|
|
|
// Error returns string an error formatted as the given text.
|
|
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/%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 {
|
|
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 {
|
|
API string
|
|
}
|
|
|
|
func (e NotImplemented) Error() string {
|
|
if e.API != "" {
|
|
return e.API + " is Not Implemented"
|
|
}
|
|
return "Not Implemented"
|
|
}
|
|
|
|
// 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"
|
|
}
|
|
|
|
// isErrBucketNotFound - Check if error type is BucketNotFound.
|
|
func isErrBucketNotFound(err error) bool {
|
|
var bkNotFound BucketNotFound
|
|
return errors.As(err, &bkNotFound)
|
|
}
|
|
|
|
// 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)
|
|
}
|
|
|
|
// 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
|
|
}
|
|
|