frostfs-node/pkg/local_object_storage/blobstor/delete.go
Evgenii Stratonikov 73f8bb3e5f [#1523] shard: Store generic storage ID in metabase
Allow to extend blobstor with more storage sub-systems. Currently
objects stored in the FSTree have empty byte slice descriptor and object
from blobovnicza tree have the same id as earlier. Each such change in
the identifier formation should be accompanied with metabase version
increase.

Signed-off-by: Evgenii Stratonikov <evgeniy@nspcc.ru>
2022-08-22 13:14:19 +03:00

59 lines
1.8 KiB
Go

package blobstor
import (
"errors"
"github.com/nspcc-dev/neofs-node/pkg/local_object_storage/blobstor/common"
"github.com/nspcc-dev/neofs-node/pkg/local_object_storage/blobstor/fstree"
storagelog "github.com/nspcc-dev/neofs-node/pkg/local_object_storage/internal/log"
apistatus "github.com/nspcc-dev/neofs-sdk-go/client/status"
)
func (b *BlobStor) Delete(prm common.DeletePrm) (common.DeleteRes, error) {
if prm.StorageID == nil {
// Nothing specified, try everything.
res, err := b.deleteBig(prm)
if err == nil || !errors.As(err, new(apistatus.ObjectNotFound)) {
return res, err
}
return b.deleteSmall(prm)
}
if len(prm.StorageID) == 0 {
return b.deleteBig(prm)
}
return b.deleteSmall(prm)
}
// deleteBig removes an object from shallow dir of BLOB storage.
//
// Returns any error encountered that did not allow
// to completely remove the object.
//
// Returns an error of type apistatus.ObjectNotFound if there is no object to delete.
func (b *BlobStor) deleteBig(prm common.DeletePrm) (common.DeleteRes, error) {
err := b.fsTree.Delete(prm.Address)
if errors.Is(err, fstree.ErrFileNotFound) {
var errNotFound apistatus.ObjectNotFound
err = errNotFound
}
if err == nil {
storagelog.Write(b.log, storagelog.AddressField(prm.Address), storagelog.OpField("fstree DELETE"))
}
return common.DeleteRes{}, err
}
// deleteSmall removes an object from blobovnicza of BLOB storage.
//
// If blobovnicza ID is not set or set to nil, BlobStor tries to
// find and remove object from any blobovnicza.
//
// Returns any error encountered that did not allow
// to completely remove the object.
//
// Returns an error of type apistatus.ObjectNotFound if there is no object to delete.
func (b *BlobStor) deleteSmall(prm common.DeletePrm) (common.DeleteRes, error) {
return b.blobovniczas.Delete(prm)
}