mirror of
https://github.com/ceph/ceph-csi.git
synced 2024-11-30 10:10:21 +00:00
86 lines
2.4 KiB
Go
86 lines
2.4 KiB
Go
/*
|
|
Copyright 2022 The Ceph-CSI Authors.
|
|
|
|
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 errors
|
|
|
|
import (
|
|
goerrors "errors"
|
|
"fmt"
|
|
|
|
"github.com/ceph/go-ceph/rados"
|
|
"golang.org/x/sys/unix"
|
|
)
|
|
|
|
// ErrObjectOutOfDate is an error returned by RADOS read/write ops whose
|
|
// rados_*_op_assert_version failed.
|
|
var ErrObjectOutOfDate = goerrors.New("object is out of date since the last time it was read, try again later")
|
|
|
|
// UnexpectedReadSize formats an error message for a failure due to bad read
|
|
// size.
|
|
func UnexpectedReadSize(expectedBytes, actualBytes int) error {
|
|
return fmt.Errorf("unexpected size read: expected %d bytes, got %d",
|
|
expectedBytes, actualBytes)
|
|
}
|
|
|
|
// UnknownObjectVersion formats an error message for a failure due to unknown
|
|
// reftracker object version.
|
|
func UnknownObjectVersion(unknownVersion uint32) error {
|
|
return fmt.Errorf("unknown reftracker version %d", unknownVersion)
|
|
}
|
|
|
|
// FailedObjectRead formats an error message for a failed RADOS read op.
|
|
func FailedObjectRead(cause error) error {
|
|
if cause != nil {
|
|
return fmt.Errorf("failed to read object: %w", TryRADOSAborted(cause))
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
// FailedObjectRead formats an error message for a failed RADOS read op.
|
|
func FailedObjectWrite(cause error) error {
|
|
if cause != nil {
|
|
return fmt.Errorf("failed to write object: %w", TryRADOSAborted(cause))
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
// TryRADOSAborted tries to extract rados_*_op_assert_version from opErr.
|
|
func TryRADOSAborted(opErr error) error {
|
|
if opErr == nil {
|
|
return nil
|
|
}
|
|
|
|
var radosOpErr rados.OperationError
|
|
if !goerrors.As(opErr, &radosOpErr) {
|
|
return opErr
|
|
}
|
|
|
|
//nolint:errorlint // Can't use errors.As() because rados.radosError is private.
|
|
errnoErr, ok := radosOpErr.OpError.(interface{ ErrorCode() int })
|
|
if !ok {
|
|
return opErr
|
|
}
|
|
|
|
errno := errnoErr.ErrorCode()
|
|
if errno == -int(unix.EOVERFLOW) || errno == -int(unix.ERANGE) {
|
|
return ErrObjectOutOfDate
|
|
}
|
|
|
|
return nil
|
|
}
|