frostfs-node/pkg/local_object_storage/shard/inhume.go
Pavel Karpy 9c5ef3bab8 [] node: Allow force LOCK removal
Signed-off-by: Pavel Karpy <carpawell@nspcc.ru>
2022-07-18 11:42:25 +03:00

99 lines
2.5 KiB
Go

package shard
import (
"context"
"fmt"
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"
)
// InhumePrm encapsulates parameters for inhume operation.
type InhumePrm struct {
target []oid.Address
tombstone *oid.Address
forceRemoval bool
}
// InhumeRes encapsulates results of inhume operation.
type InhumeRes struct{}
// WithTarget sets a list of objects that should be inhumed and tombstone address
// as the reason for inhume operation.
//
// tombstone should not be nil, addr should not be empty.
// Should not be called along with MarkAsGarbage.
func (p *InhumePrm) WithTarget(tombstone oid.Address, addrs ...oid.Address) {
if p != nil {
p.target = addrs
p.tombstone = &tombstone
}
}
// MarkAsGarbage marks object to be physically removed from shard.
//
// Should not be called along with WithTarget.
func (p *InhumePrm) MarkAsGarbage(addr ...oid.Address) {
if p != nil {
p.target = addr
p.tombstone = nil
}
}
// ForceRemoval forces object removing despite any restrictions imposed
// on deleting that object. Expected to be used only in control service.
func (p *InhumePrm) ForceRemoval() {
if p != nil {
p.tombstone = nil
p.forceRemoval = true
}
}
// Inhume calls metabase. Inhume method to mark object as removed. It won't be
// removed physically from blobStor and metabase until `Delete` operation.
//
// Allows inhuming non-locked objects only. Returns apistatus.ObjectLocked
// if at least one object is locked.
//
// Returns ErrReadOnlyMode error if shard is in "read-only" mode.
func (s *Shard) Inhume(prm InhumePrm) (InhumeRes, error) {
if s.GetMode() != ModeReadWrite {
return InhumeRes{}, ErrReadOnlyMode
}
if s.hasWriteCache() {
for i := range prm.target {
_ = s.writeCache.Delete(prm.target[i])
}
}
var metaPrm meta.InhumePrm
metaPrm.WithAddresses(prm.target...)
metaPrm.WithLockObjectHandling()
if prm.tombstone != nil {
metaPrm.WithTombstoneAddress(*prm.tombstone)
} else {
metaPrm.WithGCMark()
}
if prm.forceRemoval {
metaPrm.WithForceGCMark()
}
res, err := s.metaBase.Inhume(metaPrm)
if err != nil {
s.log.Debug("could not mark object to delete in metabase",
zap.String("error", err.Error()),
)
return InhumeRes{}, fmt.Errorf("metabase inhume: %w", err)
}
if deletedLockObjs := res.DeletedLockObjects(); len(deletedLockObjs) != 0 {
s.deletedLockCallBack(context.Background(), deletedLockObjs)
}
return InhumeRes{}, nil
}