frostfs-node/pkg/local_object_storage/shard/delete.go

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package shard
import (
"github.com/nspcc-dev/neofs-node/pkg/local_object_storage/blobstor/common"
meta "github.com/nspcc-dev/neofs-node/pkg/local_object_storage/metabase"
oid "github.com/nspcc-dev/neofs-sdk-go/object/id"
"go.uber.org/zap"
)
// DeletePrm groups the parameters of Delete operation.
type DeletePrm struct {
addr []oid.Address
}
// DeleteRes groups the resulting values of Delete operation.
type DeleteRes struct{}
// SetAddresses is a Delete option to set the addresses of the objects to delete.
//
// Option is required.
func (p *DeletePrm) SetAddresses(addr ...oid.Address) {
p.addr = append(p.addr, addr...)
}
// Delete removes data from the shard's writeCache, metaBase and
// blobStor.
func (s *Shard) Delete(prm DeletePrm) (DeleteRes, error) {
m := s.GetMode()
if m.ReadOnly() {
return DeleteRes{}, ErrReadOnlyMode
} else if m.NoMetabase() {
return DeleteRes{}, ErrDegradedMode
}
ln := len(prm.addr)
smalls := make(map[oid.Address][]byte, ln)
for i := range prm.addr {
if s.hasWriteCache() {
err := s.writeCache.Delete(prm.addr[i])
if err != nil && !IsErrNotFound(err) {
s.log.Error("can't delete object from write cache", zap.String("error", err.Error()))
}
}
var sPrm meta.StorageIDPrm
sPrm.SetAddress(prm.addr[i])
res, err := s.metaBase.StorageID(sPrm)
if err != nil {
s.log.Debug("can't get storage ID from metabase",
zap.Stringer("object", prm.addr[i]),
zap.String("error", err.Error()))
continue
}
if res.StorageID() != nil {
smalls[prm.addr[i]] = res.StorageID()
}
}
var delPrm meta.DeletePrm
delPrm.SetAddresses(prm.addr...)
res, err := s.metaBase.Delete(delPrm)
if err != nil {
return DeleteRes{}, err // stop on metabase error ?
}
s.decObjectCounterBy(physical, res.RawObjectsRemoved())
s.decObjectCounterBy(logical, res.AvailableObjectsRemoved())
for i := range prm.addr {
var delPrm common.DeletePrm
delPrm.Address = prm.addr[i]
id := smalls[prm.addr[i]]
delPrm.StorageID = id
_, err = s.blobStor.Delete(delPrm)
if err != nil {
s.log.Debug("can't remove object from blobStor",
zap.Stringer("object_address", prm.addr[i]),
zap.String("error", err.Error()))
}
}
return DeleteRes{}, nil
}