frostfs-node/pkg/local_object_storage/shard/tree.go
Pavel Karpy 24e9e3f3bf [] engine, shard: Implement TreeList method
Signed-off-by: Pavel Karpy <carpawell@nspcc.ru>
2022-10-20 16:17:57 +03:00

94 lines
2.9 KiB
Go

package shard
import (
"errors"
"github.com/nspcc-dev/neofs-node/pkg/local_object_storage/pilorama"
cidSDK "github.com/nspcc-dev/neofs-sdk-go/container/id"
)
var _ pilorama.Forest = (*Shard)(nil)
// ErrPiloramaDisabled is returned when pilorama was disabled in the configuration.
var ErrPiloramaDisabled = errors.New("pilorama is disabled")
// TreeMove implements the pilorama.Forest interface.
func (s *Shard) TreeMove(d pilorama.CIDDescriptor, treeID string, m *pilorama.Move) (*pilorama.LogMove, error) {
if s.pilorama == nil {
return nil, ErrPiloramaDisabled
}
if s.GetMode().ReadOnly() {
return nil, ErrReadOnlyMode
}
return s.pilorama.TreeMove(d, treeID, m)
}
// TreeAddByPath implements the pilorama.Forest interface.
func (s *Shard) TreeAddByPath(d pilorama.CIDDescriptor, treeID string, attr string, path []string, meta []pilorama.KeyValue) ([]pilorama.LogMove, error) {
if s.pilorama == nil {
return nil, ErrPiloramaDisabled
}
if s.GetMode().ReadOnly() {
return nil, ErrReadOnlyMode
}
return s.pilorama.TreeAddByPath(d, treeID, attr, path, meta)
}
// TreeApply implements the pilorama.Forest interface.
func (s *Shard) TreeApply(d pilorama.CIDDescriptor, treeID string, m *pilorama.Move) error {
if s.pilorama == nil {
return ErrPiloramaDisabled
}
if s.GetMode().ReadOnly() {
return ErrReadOnlyMode
}
return s.pilorama.TreeApply(d, treeID, m)
}
// TreeGetByPath implements the pilorama.Forest interface.
func (s *Shard) TreeGetByPath(cid cidSDK.ID, treeID string, attr string, path []string, latest bool) ([]pilorama.Node, error) {
if s.pilorama == nil {
return nil, ErrPiloramaDisabled
}
return s.pilorama.TreeGetByPath(cid, treeID, attr, path, latest)
}
// TreeGetMeta implements the pilorama.Forest interface.
func (s *Shard) TreeGetMeta(cid cidSDK.ID, treeID string, nodeID pilorama.Node) (pilorama.Meta, uint64, error) {
if s.pilorama == nil {
return pilorama.Meta{}, 0, ErrPiloramaDisabled
}
return s.pilorama.TreeGetMeta(cid, treeID, nodeID)
}
// TreeGetChildren implements the pilorama.Forest interface.
func (s *Shard) TreeGetChildren(cid cidSDK.ID, treeID string, nodeID pilorama.Node) ([]uint64, error) {
if s.pilorama == nil {
return nil, ErrPiloramaDisabled
}
return s.pilorama.TreeGetChildren(cid, treeID, nodeID)
}
// TreeGetOpLog implements the pilorama.Forest interface.
func (s *Shard) TreeGetOpLog(cid cidSDK.ID, treeID string, height uint64) (pilorama.Move, error) {
if s.pilorama == nil {
return pilorama.Move{}, ErrPiloramaDisabled
}
return s.pilorama.TreeGetOpLog(cid, treeID, height)
}
// TreeDrop implements the pilorama.Forest interface.
func (s *Shard) TreeDrop(cid cidSDK.ID, treeID string) error {
if s.pilorama == nil {
return ErrPiloramaDisabled
}
return s.pilorama.TreeDrop(cid, treeID)
}
// TreeList implements the pilorama.Forest interface.
func (s *Shard) TreeList(cid cidSDK.ID) ([]string, error) {
if s.pilorama == nil {
return nil, ErrPiloramaDisabled
}
return s.pilorama.TreeList(cid)
}