TrueCloudLab/frostfs-node
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[#1412] engine: Add IsIndexedContainer flag

Browse source 
Signed-off-by: Dmitrii Stepanov <d.stepanov@yadro.com>
This commit is contained in:
Dmitrii Stepanov 2024-10-01 15:27:06 +03:00
parent 899cd55c27
commit 1b520f7973
Signed by: dstepanov-yadro
GPG key ID: 237AF1A763293BC0
19 changed files with 182 additions and 50 deletions
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4
cmd/frostfs-node/object.go
View file

@ -535,6 +535,6 @@ func (e engineWithoutNotifications) Lock(ctx context.Context, locker oid.Address
return e.engine.Lock(ctx, locker.Container(), locker.Object(), toLock)
}
func (e engineWithoutNotifications) Put(ctx context.Context, o *objectSDK.Object) error {
return engine.Put(ctx, e.engine, o)
func (e engineWithoutNotifications) Put(ctx context.Context, o *objectSDK.Object, indexableContainer bool) error {
return engine.Put(ctx, e.engine, o, indexableContainer)
}

103
pkg/core/container/info.go Normal file
View file

@ -0,0 +1,103 @@
package container
import (
"sync"
utilSync "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/util/sync"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client"
cid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id"
)
type Info struct {
Indexed bool
Removed bool
}
type infoValue struct {
info Info
err error
}
type InfoProvider interface {
Info(id cid.ID) (Info, error)
}
type infoProvider struct {
mtx *sync.RWMutex
cache map[cid.ID]infoValue
kl *utilSync.KeyLocker[cid.ID]
source Source
sourceErr error
sourceOnce *sync.Once
sourceFactory func() (Source, error)
}
func NewInfoProvider(sourceFactory func() (Source, error)) InfoProvider {
return &infoProvider{
mtx: &sync.RWMutex{},
cache: make(map[cid.ID]infoValue),
sourceOnce: &sync.Once{},
kl: utilSync.NewKeyLocker[cid.ID](),
sourceFactory: sourceFactory,
}
}
func (r *infoProvider) Info(id cid.ID) (Info, error) {
v, found := r.tryGetFromCache(id)
if found {
return v.info, v.err
}
return r.getFromSource(id)
}
func (r *infoProvider) tryGetFromCache(id cid.ID) (infoValue, bool) {
r.mtx.RLock()
defer r.mtx.RUnlock()
value, found := r.cache[id]
return value, found
}
func (r *infoProvider) getFromSource(id cid.ID) (Info, error) {
r.kl.Lock(id)
defer r.kl.Unlock(id)
if v, ok := r.tryGetFromCache(id); ok {
return v.info, v.err
}
r.sourceOnce.Do(func() {
r.source, r.sourceErr = r.sourceFactory()
})
if r.sourceErr != nil {
return Info{}, r.sourceErr
}
cnr, err := r.source.Get(id)
var civ infoValue
if err != nil {
if client.IsErrContainerNotFound(err) {
removed, err := WasRemoved(r.source, id)
if err != nil {
civ.err = err
} else {
civ.info.Removed = removed
}
} else {
civ.err = err
}
} else {
civ.info.Indexed = IsIndexedContainer(cnr.Value)
}
r.putToCache(id, civ)
return civ.info, civ.err
}
func (r *infoProvider) putToCache(id cid.ID, ct infoValue) {
r.mtx.Lock()
defer r.mtx.Unlock()
r.cache[id] = ct
}

12
pkg/core/container/util.go
View file

@ -4,6 +4,7 @@ import (
"errors"
apistatus "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client/status"
containerSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container"
cid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id"
)
@ -20,3 +21,14 @@ func WasRemoved(s Source, cid cid.ID) (bool, error) {
}
return false, err
}
// IsIndexedContainer returns True if container attributes should be indexed.
func IsIndexedContainer(cnr containerSDK.Container) bool {
var isS3Container bool
cnr.IterateAttributes(func(key, _ string) {
if key == ".s3-location-constraint" {
isS3Container = true
}
})
return !isS3Container
}

2
pkg/local_object_storage/engine/control_test.go
View file

@ -171,7 +171,7 @@ func TestExecBlocks(t *testing.T) {
addr := object.AddressOf(obj)
require.NoError(t, Put(context.Background(), e, obj))
require.NoError(t, Put(context.Background(), e, obj, false))
// block executions
errBlock := errors.New("block exec err")

8
pkg/local_object_storage/engine/delete_test.go
View file

@ -58,9 +58,9 @@ func TestDeleteBigObject(t *testing.T) {
defer e.Close(context.Background())
for i := range children {
require.NoError(t, Put(context.Background(), e, children[i]))
require.NoError(t, Put(context.Background(), e, children[i], false))
}
require.NoError(t, Put(context.Background(), e, link))
require.NoError(t, Put(context.Background(), e, link, false))
addrParent := object.AddressOf(parent)
checkGetError[*objectSDK.SplitInfoError](t, e, addrParent, true)
@ -126,9 +126,9 @@ func TestDeleteBigObjectWithoutGC(t *testing.T) {
defer e.Close(context.Background())
for i := range children {
require.NoError(t, Put(context.Background(), e, children[i]))
require.NoError(t, Put(context.Background(), e, children[i], false))
}
require.NoError(t, Put(context.Background(), e, link))
require.NoError(t, Put(context.Background(), e, link, false))
addrParent := object.AddressOf(parent)
checkGetError[*objectSDK.SplitInfoError](t, e, addrParent, true)

2
pkg/local_object_storage/engine/engine_test.go
View file

@ -54,7 +54,7 @@ func benchmarkExists(b *testing.B, shardNum int) {
addr := oidtest.Address()
for range 100 {
obj := testutil.GenerateObjectWithCID(cidtest.ID())
err := Put(context.Background(), e, obj)
err := Put(context.Background(), e, obj, false)
if err != nil {
b.Fatal(err)
}

2
pkg/local_object_storage/engine/inhume_test.go
View file

@ -40,7 +40,7 @@ func TestStorageEngine_Inhume(t *testing.T) {
e := testNewEngine(t).setShardsNum(t, 1).engine
defer e.Close(context.Background())
err := Put(context.Background(), e, parent)
err := Put(context.Background(), e, parent, false)
require.NoError(t, err)
var inhumePrm InhumePrm

14
pkg/local_object_storage/engine/lock_test.go
View file

@ -97,7 +97,7 @@ func TestLockUserScenario(t *testing.T) {
id, _ := obj.ID()
objAddr.SetObject(id)
err = Put(context.Background(), e, obj)
err = Put(context.Background(), e, obj, false)
require.NoError(t, err)
// 2.
@ -105,7 +105,7 @@ func TestLockUserScenario(t *testing.T) {
locker.WriteMembers([]oid.ID{id})
objectSDK.WriteLock(lockerObj, locker)
err = Put(context.Background(), e, lockerObj)
err = Put(context.Background(), e, lockerObj, false)
require.NoError(t, err)
err = e.Lock(context.Background(), cnr, lockerID, []oid.ID{id})
@ -124,7 +124,7 @@ func TestLockUserScenario(t *testing.T) {
tombObj.SetID(tombForLockID)
tombObj.SetAttributes(a)
err = Put(context.Background(), e, tombObj)
err = Put(context.Background(), e, tombObj, false)
require.NoError(t, err)
inhumePrm.WithTarget(tombForLockAddr, lockerAddr)
@ -177,7 +177,7 @@ func TestLockExpiration(t *testing.T) {
// 1.
obj := testutil.GenerateObjectWithCID(cnr)
err = Put(context.Background(), e, obj)
err = Put(context.Background(), e, obj, false)
require.NoError(t, err)
// 2.
@ -189,7 +189,7 @@ func TestLockExpiration(t *testing.T) {
lock.SetType(objectSDK.TypeLock)
lock.SetAttributes(a)
err = Put(context.Background(), e, lock)
err = Put(context.Background(), e, lock, false)
require.NoError(t, err)
id, _ := obj.ID()
@ -254,14 +254,14 @@ func TestLockForceRemoval(t *testing.T) {
// 1.
obj := testutil.GenerateObjectWithCID(cnr)
err = Put(context.Background(), e, obj)
err = Put(context.Background(), e, obj, false)
require.NoError(t, err)
// 2.
lock := testutil.GenerateObjectWithCID(cnr)
lock.SetType(objectSDK.TypeLock)
err = Put(context.Background(), e, lock)
err = Put(context.Background(), e, lock, false)
require.NoError(t, err)
id, _ := obj.ID()

7
pkg/local_object_storage/engine/put.go
View file

@ -22,7 +22,8 @@ import (
// PutPrm groups the parameters of Put operation.
type PutPrm struct {
Object *objectSDK.Object
Object *objectSDK.Object
IsIndexedContainer bool
}
var errPutShard = errors.New("could not put object to any shard")
@ -194,6 +195,6 @@ func (e *StorageEngine) putToShard(ctx context.Context, sh hashedShard, pool uti
}
// Put writes provided object to local storage.
func Put(ctx context.Context, storage *StorageEngine, obj *objectSDK.Object) error {
return storage.Put(ctx, PutPrm{Object: obj})
func Put(ctx context.Context, storage *StorageEngine, obj *objectSDK.Object, indexedContainer bool) error {
return storage.Put(ctx, PutPrm{Object: obj, IsIndexedContainer: indexedContainer})
}

2
pkg/local_object_storage/engine/tree_test.go
View file

@ -37,7 +37,7 @@ func benchmarkTreeVsSearch(b *testing.B, objCount int) {
for i := range objCount {
obj := testutil.GenerateObjectWithCID(cid)
testutil.AddAttribute(obj, pilorama.AttributeFilename, strconv.Itoa(i))
err := Put(context.Background(), te.ng, obj)
err := Put(context.Background(), te.ng, obj, false)
if err != nil {
b.Fatal(err)
}

3
pkg/services/object/common/writer/ec.go
View file

@ -310,7 +310,8 @@ func (e *ECWriter) putECPartToNode(ctx context.Context, obj *objectSDK.Object, n
func (e *ECWriter) writePartLocal(ctx context.Context, obj *objectSDK.Object) error {
var err error
localTarget := LocalTarget{
Storage: e.Config.LocalStore,
Storage: e.Config.LocalStore,
Container: e.Container,
}
completed := make(chan interface{})
if poolErr := e.Config.LocalPool.Submit(func() {

9
pkg/services/object/common/writer/local.go
View file

@ -4,7 +4,9 @@ import (
"context"
"fmt"
containerCore "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/core/container"
objectCore "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/core/object"
containerSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container"
objectSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
)
@ -13,7 +15,7 @@ import (
type ObjectStorage interface {
// Put must save passed object
// and return any appeared error.
Put(context.Context, *objectSDK.Object) error
Put(context.Context, *objectSDK.Object, bool) error
// Delete must delete passed objects
// and return any appeared error.
Delete(ctx context.Context, tombstone oid.Address, toDelete []oid.ID) error
@ -25,7 +27,8 @@ type ObjectStorage interface {
}
type LocalTarget struct {
Storage ObjectStorage
Storage ObjectStorage
Container containerSDK.Container
}
func (t LocalTarget) WriteObject(ctx context.Context, obj *objectSDK.Object, meta objectCore.ContentMeta) error {
@ -44,7 +47,7 @@ func (t LocalTarget) WriteObject(ctx context.Context, obj *objectSDK.Object, met
// objects that do not change meta storage
}
if err := t.Storage.Put(ctx, obj); err != nil {
if err := t.Storage.Put(ctx, obj, containerCore.IsIndexedContainer(t.Container)); err != nil {
return fmt.Errorf("(%T) could not put object to local storage: %w", t, err)
}
return nil

3
pkg/services/object/common/writer/writer.go
View file

@ -150,7 +150,8 @@ func newDefaultObjectWriter(prm *Params, forECPlacement bool) transformer.Object
nodeTargetInitializer: func(node NodeDescriptor) preparedObjectTarget {
if node.Local {
return LocalTarget{
Storage: prm.Config.LocalStore,
Storage: prm.Config.LocalStore,
Container: prm.Container,
}
}

11
pkg/services/object/put/single.go
View file

@ -177,7 +177,7 @@ func (s *Service) saveToREPReplicas(ctx context.Context, placement putSinglePlac
}
return iter.ForEachNode(ctx, func(ctx context.Context, nd objectwriter.NodeDescriptor) error {
return s.saveToPlacementNode(ctx, &nd, obj, signer, meta)
return s.saveToPlacementNode(ctx, &nd, obj, signer, meta, placement.container)
})
}
@ -263,10 +263,10 @@ func (s *Service) getPutSinglePlacementOptions(obj *objectSDK.Object, copiesNumb
}
func (s *Service) saveToPlacementNode(ctx context.Context, nodeDesc *objectwriter.NodeDescriptor, obj *objectSDK.Object,
signer *putSingleRequestSigner, meta object.ContentMeta,
signer *putSingleRequestSigner, meta object.ContentMeta, container containerSDK.Container,
) error {
if nodeDesc.Local {
return s.saveLocal(ctx, obj, meta)
return s.saveLocal(ctx, obj, meta, container)
}
var info client.NodeInfo
@ -281,9 +281,10 @@ func (s *Service) saveToPlacementNode(ctx context.Context, nodeDesc *objectwrite
return s.redirectPutSingleRequest(ctx, signer, obj, info, c)
}
func (s *Service) saveLocal(ctx context.Context, obj *objectSDK.Object, meta object.ContentMeta) error {
func (s *Service) saveLocal(ctx context.Context, obj *objectSDK.Object, meta object.ContentMeta, container containerSDK.Container) error {
localTarget := &objectwriter.LocalTarget{
Storage: s.Config.LocalStore,
Storage: s.Config.LocalStore,
Container: container,
}
return localTarget.WriteObject(ctx, obj, meta)
}

2
pkg/services/policer/check.go
View file

@ -37,7 +37,7 @@ func (p *Policer) processObject(ctx context.Context, objInfo objectcore.Info) er
policy := cnr.Value.PlacementPolicy()
if policycore.IsECPlacement(policy) {
return p.processECContainerObject(ctx, objInfo, policy)
return p.processECContainerObject(ctx, objInfo, cnr.Value)
}
return p.processRepContainerObject(ctx, objInfo, policy)
}

39
pkg/services/policer/ec.go
View file

@ -10,6 +10,7 @@ import (
objectcore "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/core/object"
"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/services/replicator"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client"
containerSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/netmap"
objectSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/erasurecode"
@ -27,11 +28,11 @@ type ecChunkProcessResult struct {
var errInvalidECPlacement = errors.New("invalid EC placement: EC placement must have one placement vector with at least one node")
func (p *Policer) processECContainerObject(ctx context.Context, objInfo objectcore.Info, policy netmap.PlacementPolicy) error {
func (p *Policer) processECContainerObject(ctx context.Context, objInfo objectcore.Info, cnr containerSDK.Container) error {
if objInfo.ECInfo == nil {
return p.processECContainerRepObject(ctx, objInfo, policy)
return p.processECContainerRepObject(ctx, objInfo, cnr.PlacementPolicy())
}
return p.processECContainerECObject(ctx, objInfo, policy)
return p.processECContainerECObject(ctx, objInfo, cnr)
}
// processECContainerRepObject processes non erasure coded objects in EC container: tombstones, locks and linking objects.
@ -67,8 +68,8 @@ func (p *Policer) processECContainerRepObject(ctx context.Context, objInfo objec
return nil
}
func (p *Policer) processECContainerECObject(ctx context.Context, objInfo objectcore.Info, policy netmap.PlacementPolicy) error {
nn, err := p.placementBuilder.BuildPlacement(objInfo.Address.Container(), &objInfo.ECInfo.ParentID, policy)
func (p *Policer) processECContainerECObject(ctx context.Context, objInfo objectcore.Info, cnr containerSDK.Container) error {
nn, err := p.placementBuilder.BuildPlacement(objInfo.Address.Container(), &objInfo.ECInfo.ParentID, cnr.PlacementPolicy())
if err != nil {
return fmt.Errorf("%s: %w", logs.PolicerCouldNotBuildPlacementVectorForObject, err)
}
@ -85,9 +86,9 @@ func (p *Policer) processECContainerECObject(ctx context.Context, objInfo object
res := p.processECChunk(ctx, objInfo, nn[0])
if !res.validPlacement {
// drop local chunk only if all required chunks are in place
res.removeLocal = res.removeLocal && p.pullRequiredECChunks(ctx, objInfo, nn[0])
res.removeLocal = res.removeLocal && p.pullRequiredECChunks(ctx, objInfo, nn[0], cnr)
}
p.adjustECPlacement(ctx, objInfo, nn[0], policy)
p.adjustECPlacement(ctx, objInfo, nn[0], cnr)
if res.removeLocal {
p.log.Info(logs.PolicerRedundantLocalObjectCopyDetected, zap.Stringer("object", objInfo.Address))
@ -138,7 +139,7 @@ func (p *Policer) processECChunk(ctx context.Context, objInfo objectcore.Info, n
}
}
func (p *Policer) pullRequiredECChunks(ctx context.Context, objInfo objectcore.Info, nodes []netmap.NodeInfo) bool {
func (p *Policer) pullRequiredECChunks(ctx context.Context, objInfo objectcore.Info, nodes []netmap.NodeInfo, cnr containerSDK.Container) bool {
var parentAddress oid.Address
parentAddress.SetContainer(objInfo.Address.Container())
parentAddress.SetObject(objInfo.ECInfo.ParentID)
@ -169,8 +170,9 @@ func (p *Policer) pullRequiredECChunks(ctx context.Context, objInfo objectcore.I
addr.SetContainer(objInfo.Address.Container())
addr.SetObject(indexToObjectID[index])
p.replicator.HandlePullTask(ctx, replicator.Task{
Addr: addr,
Nodes: candidates,
Addr: addr,
Nodes: candidates,
Container: cnr,
})
}
// there was some missing chunks, it's not ok
@ -245,7 +247,7 @@ func (p *Policer) resolveRemoteECChunks(ctx context.Context, parentAddress oid.A
return true
}
func (p *Policer) adjustECPlacement(ctx context.Context, objInfo objectcore.Info, nodes []netmap.NodeInfo, policy netmap.PlacementPolicy) {
func (p *Policer) adjustECPlacement(ctx context.Context, objInfo objectcore.Info, nodes []netmap.NodeInfo, cnr containerSDK.Container) {
var parentAddress oid.Address
parentAddress.SetContainer(objInfo.Address.Container())
parentAddress.SetObject(objInfo.ECInfo.ParentID)
@ -292,7 +294,7 @@ func (p *Policer) adjustECPlacement(ctx context.Context, objInfo objectcore.Info
if !restore || uint32(len(resolved)) == objInfo.ECInfo.Total {
return
}
if objInfo.ECInfo.Total-uint32(len(resolved)) > policy.ReplicaDescriptor(0).GetECParityCount() {
if objInfo.ECInfo.Total-uint32(len(resolved)) > cnr.PlacementPolicy().ReplicaDescriptor(0).GetECParityCount() {
var found []uint32
for i := range resolved {
found = append(found, i)
@ -300,11 +302,13 @@ func (p *Policer) adjustECPlacement(ctx context.Context, objInfo objectcore.Info
p.log.Error(logs.PolicerCouldNotRestoreObjectNotEnoughChunks, zap.Stringer("object", parentAddress), zap.Uint32s("found_chunks", found))
return
}
p.restoreECObject(ctx, objInfo, parentAddress, nodes, resolved, chunkIDs, policy)
p.restoreECObject(ctx, objInfo, parentAddress, nodes, resolved, chunkIDs, cnr)
}
func (p *Policer) restoreECObject(ctx context.Context, objInfo objectcore.Info, parentAddress oid.Address, nodes []netmap.NodeInfo, existedChunks map[uint32][]netmap.NodeInfo, chunkIDs map[uint32]oid.ID, policy netmap.PlacementPolicy) {
c, err := erasurecode.NewConstructor(int(policy.ReplicaDescriptor(0).GetECDataCount()), int(policy.ReplicaDescriptor(0).GetECParityCount()))
func (p *Policer) restoreECObject(ctx context.Context, objInfo objectcore.Info, parentAddress oid.Address, nodes []netmap.NodeInfo, existedChunks map[uint32][]netmap.NodeInfo, chunkIDs map[uint32]oid.ID,
cnr containerSDK.Container,
) {
c, err := erasurecode.NewConstructor(int(cnr.PlacementPolicy().ReplicaDescriptor(0).GetECDataCount()), int(cnr.PlacementPolicy().ReplicaDescriptor(0).GetECParityCount()))
if err != nil {
p.log.Error(logs.PolicerFailedToRestoreObject, zap.Stringer("object", parentAddress), zap.Error(err))
return
@ -339,8 +343,9 @@ func (p *Policer) restoreECObject(ctx context.Context, objInfo objectcore.Info,
targetNode := nodes[idx%len(nodes)]
if p.cfg.netmapKeys.IsLocalKey(targetNode.PublicKey()) {
p.replicator.HandleLocalPutTask(ctx, replicator.Task{
Addr: addr,
Obj: part,
Addr: addr,
Obj: part,
Container: cnr,
})
} else {
p.replicator.HandleReplicationTask(ctx, replicator.Task{

3
pkg/services/replicator/pull.go
View file

@ -5,6 +5,7 @@ import (
"errors"
"git.frostfs.info/TrueCloudLab/frostfs-node/internal/logs"
containerCore "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/core/container"
"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/engine"
getsvc "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/services/object/get"
tracingPkg "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/tracing"
@ -62,7 +63,7 @@ func (p *Replicator) HandlePullTask(ctx context.Context, task Task) {
return
}
err := engine.Put(ctx, p.localStorage, obj)
err := engine.Put(ctx, p.localStorage, obj, containerCore.IsIndexedContainer(task.Container))
if err != nil {
p.log.Error(logs.ReplicatorCouldNotPutObjectToLocalStorage,
zap.Stringer("object", task.Addr),

3
pkg/services/replicator/put.go
View file

@ -5,6 +5,7 @@ import (
"errors"
"git.frostfs.info/TrueCloudLab/frostfs-node/internal/logs"
containerCore "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/core/container"
"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/engine"
tracingPkg "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/tracing"
"git.frostfs.info/TrueCloudLab/frostfs-observability/tracing"
@ -37,7 +38,7 @@ func (p *Replicator) HandleLocalPutTask(ctx context.Context, task Task) {
return
}
err := engine.Put(ctx, p.localStorage, task.Obj)
err := engine.Put(ctx, p.localStorage, task.Obj, containerCore.IsIndexedContainer(task.Container))
if err != nil {
p.log.Error(logs.ReplicatorCouldNotPutObjectToLocalStorage,
zap.Stringer("object", task.Addr),

3
pkg/services/replicator/task.go
View file

@ -1,6 +1,7 @@
package replicator
import (
containerSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/netmap"
objectSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
@ -16,4 +17,6 @@ type Task struct {
Obj *objectSDK.Object
// Nodes is a list of potential object holders.
Nodes []netmap.NodeInfo
Container containerSDK.Container
}