[#1475] Remove container estimation code

Signed-off-by: Evgenii Stratonikov <e.stratonikov@yadro.com>

internal/logs/logs.go

@@ -17,8 +17,6 @@ const (
 )
 
 const (
-	InnerringNonalphabetModeDoNotStopContainerEstimations                = "non-alphabet mode, do not stop container estimations"
-	InnerringCantStopEpochEstimation                                     = "can't stop epoch estimation"
 	InnerringCantMakeNotaryDepositInMainChain                            = "can't make notary deposit in main chain"
 	InnerringCantMakeNotaryDepositInSideChain                            = "can't make notary deposit in side chain"
 	InnerringNotaryDepositHasAlreadyBeenMade                             = "notary deposit has already been made"
@@ -343,7 +341,6 @@ const (
 	NetmapCantGetTransactionHeight                                       = "can't get transaction height"
 	NetmapCantResetEpochTimer                                            = "can't reset epoch timer"
 	NetmapCantGetNetmapSnapshotToPerformCleanup                          = "can't get netmap snapshot to perform cleanup"
-	NetmapCantStartContainerSizeEstimation                               = "can't start container size estimation"
 	NetmapNonAlphabetModeIgnoreNewEpochTick                              = "non alphabet mode, ignore new epoch tick"
 	NetmapNextEpoch                                                      = "next epoch"
 	NetmapCantInvokeNetmapNewEpoch                                       = "can't invoke netmap.NewEpoch"

pkg/innerring/blocktimer.go

@@ -3,14 +3,10 @@ package innerring
 import (
 	"context"
 
-	"git.frostfs.info/TrueCloudLab/frostfs-node/internal/logs"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/innerring/processors/alphabet"
 	timerEvent "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/innerring/timers"
-	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/client/container"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/timer"
-	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/util/logger"
 	"github.com/nspcc-dev/neo-go/pkg/util"
-	"go.uber.org/zap"
 )
 
 type (
@@ -19,28 +15,12 @@ type (
 		EpochDuration() uint64
 	}
 
-	alphaState interface {
-		IsAlphabet() bool
-	}
-
 	newEpochHandler func()
 
-	containerEstimationStopper interface {
-		StopEstimation(p container.StopEstimationPrm) error
-	}
-
 	epochTimerArgs struct {
-		l *logger.Logger
-
-		alphabetState alphaState
-
 		newEpochHandlers []newEpochHandler
 
-		cnrWrapper containerEstimationStopper // to invoke stop container estimation
 		epoch epochState // to specify which epoch to stop, and epoch duration
-
-		stopEstimationDMul uint32 // X: X/Y of epoch in blocks
-		stopEstimationDDiv uint32 // Y: X/Y of epoch in blocks
 	}
 
 	emitTimerArgs struct {
@@ -74,7 +54,7 @@ func (s *Server) tickTimers(h uint32) {
 }
 
 func newEpochTimer(args *epochTimerArgs) *timer.BlockTimer {
-	epochTimer := timer.NewBlockTimer(
+	return timer.NewBlockTimer(
 		func() (uint32, error) {
 			return uint32(args.epoch.EpochDuration()), nil
 		},
@@ -84,35 +64,6 @@ func newEpochTimer(args *epochTimerArgs) *timer.BlockTimer {
 			}
 		},
 	)
-
-	// sub-timer for epoch timer to tick stop container estimation events at
-	// some block in epoch
-	epochTimer.OnDelta(
-		args.stopEstimationDMul,
-		args.stopEstimationDDiv,
-		func() {
-			if !args.alphabetState.IsAlphabet() {
-				args.l.Debug(logs.InnerringNonalphabetModeDoNotStopContainerEstimations)
-				return
-			}
-
-			epochN := args.epoch.EpochCounter()
-			if epochN == 0 { // estimates are invalid in genesis epoch
-				return
-			}
-
-			prm := container.StopEstimationPrm{}
-			prm.SetEpoch(epochN - 1)
-
-			err := args.cnrWrapper.StopEstimation(prm)
-			if err != nil {
-				args.l.Warn(logs.InnerringCantStopEpochEstimation,
-					zap.Uint64("epoch", epochN),
-					zap.String("error", err.Error()))
-			}
-		})
-
-	return epochTimer
 }
 
 func newEmissionTimer(args *emitTimerArgs) *timer.BlockTimer {

pkg/innerring/blocktimer_test.go

@@ -3,29 +3,20 @@ package innerring
 import (
 	"testing"
 
-	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/client/container"
-	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/util/logger/test"
 	"github.com/stretchr/testify/require"
 )
 
 func TestEpochTimer(t *testing.T) {
 	t.Parallel()
-	alphaState := &testAlphabetState{isAlphabet: true}
 	neh := &testNewEpochHandler{}
-	cnrStopper := &testContainerEstStopper{}
 	epochState := &testEpochState{
 		counter:  99,
 		duration: 10,
 	}
 
 	args := &epochTimerArgs{
-		l:                  test.NewLogger(t),
-		alphabetState:      alphaState,
 		newEpochHandlers: []newEpochHandler{neh.Handle},
-		cnrWrapper:         cnrStopper,
 		epoch:            epochState,
-		stopEstimationDMul: 2,
-		stopEstimationDDiv: 10,
 	}
 	et := newEpochTimer(args)
 	err := et.Reset()
@@ -33,63 +24,43 @@ func TestEpochTimer(t *testing.T) {
 
 	et.Tick(100)
 	require.Equal(t, 0, neh.called, "invalid new epoch handler calls")
-	require.Equal(t, 0, cnrStopper.called, "invalid container stop handler calls")
 
 	et.Tick(101)
 	require.Equal(t, 0, neh.called, "invalid new epoch handler calls")
-	require.Equal(t, 1, cnrStopper.called, "invalid container stop handler calls")
 
 	et.Tick(102)
 	require.Equal(t, 0, neh.called, "invalid new epoch handler calls")
-	require.Equal(t, 1, cnrStopper.called, "invalid container stop handler calls")
 
 	et.Tick(103)
 	require.Equal(t, 0, neh.called, "invalid new epoch handler calls")
-	require.Equal(t, 1, cnrStopper.called, "invalid container stop handler calls")
 
 	var h uint32
 	for h = 104; h < 109; h++ {
 		et.Tick(h)
 		require.Equal(t, 0, neh.called, "invalid new epoch handler calls")
-		require.Equal(t, 1, cnrStopper.called, "invalid container stop handler calls")
 	}
 
 	et.Tick(109)
 	require.Equal(t, 1, neh.called, "invalid new epoch handler calls")
-	require.Equal(t, 1, cnrStopper.called, "invalid container stop handler calls")
 
 	et.Tick(110)
 	require.Equal(t, 1, neh.called, "invalid new epoch handler calls")
-	require.Equal(t, 1, cnrStopper.called, "invalid container stop handler calls")
 
 	et.Tick(111)
 	require.Equal(t, 1, neh.called, "invalid new epoch handler calls")
-	require.Equal(t, 2, cnrStopper.called, "invalid container stop handler calls")
 
 	et.Tick(112)
 	require.Equal(t, 1, neh.called, "invalid new epoch handler calls")
-	require.Equal(t, 2, cnrStopper.called, "invalid container stop handler calls")
 
 	et.Tick(113)
 	require.Equal(t, 1, neh.called, "invalid new epoch handler calls")
-	require.Equal(t, 2, cnrStopper.called, "invalid container stop handler calls")
 
 	for h = 114; h < 119; h++ {
 		et.Tick(h)
 		require.Equal(t, 1, neh.called, "invalid new epoch handler calls")
-		require.Equal(t, 2, cnrStopper.called, "invalid container stop handler calls")
 	}
 	et.Tick(120)
 	require.Equal(t, 2, neh.called, "invalid new epoch handler calls")
-	require.Equal(t, 2, cnrStopper.called, "invalid container stop handler calls")
-}
-
-type testAlphabetState struct {
-	isAlphabet bool
-}
-
-func (s *testAlphabetState) IsAlphabet() bool {
-	return s.isAlphabet
 }
 
 type testNewEpochHandler struct {
@@ -100,15 +71,6 @@ func (h *testNewEpochHandler) Handle() {
 	h.called++
 }
 
-type testContainerEstStopper struct {
-	called int
-}
-
-func (s *testContainerEstStopper) StopEstimation(_ container.StopEstimationPrm) error {
-	s.called++
-	return nil
-}
-
 type testEpochState struct {
 	counter  uint64
 	duration uint64

pkg/innerring/initialization.go

@@ -36,7 +36,6 @@ import (
 )
 
 func (s *Server) initNetmapProcessor(cfg *viper.Viper,
-	cnrClient *container.Client,
 	alphaSync event.Handler,
 ) error {
 	locodeValidator, err := s.newLocodeValidator(cfg)
@@ -59,7 +58,6 @@ func (s *Server) initNetmapProcessor(cfg *viper.Viper,
 		AlphabetState:    s,
 		CleanupEnabled:   cfg.GetBool("netmap_cleaner.enabled"),
 		CleanupThreshold: cfg.GetUint64("netmap_cleaner.threshold"),
-		ContainerWrapper: cnrClient,
 		NotaryDepositHandler: s.onlyAlphabetEventHandler(
 			s.notaryHandler,
 		),
@@ -198,15 +196,10 @@ func (s *Server) createIRFetcher() irFetcher {
 	return irf
 }
 
-func (s *Server) initTimers(cfg *viper.Viper, morphClients *serverMorphClients) {
+func (s *Server) initTimers(cfg *viper.Viper) {
 	s.epochTimer = newEpochTimer(&epochTimerArgs{
-		l:                  s.log,
-		alphabetState:      s,
 		newEpochHandlers: s.newEpochTickHandlers(),
-		cnrWrapper:         morphClients.CnrClient,
 		epoch:            s,
-		stopEstimationDMul: cfg.GetUint32("timers.stop_estimation.mul"),
-		stopEstimationDDiv: cfg.GetUint32("timers.stop_estimation.div"),
 	})
 
 	s.addBlockTimer(s.epochTimer)
@@ -425,7 +418,7 @@ func (s *Server) initProcessors(cfg *viper.Viper, morphClients *serverMorphClien
 		return err
 	}
 
-	err = s.initNetmapProcessor(cfg, morphClients.CnrClient, alphaSync)
+	err = s.initNetmapProcessor(cfg, alphaSync)
 	if err != nil {
 		return err
 	}

pkg/innerring/innerring.go

@@ -405,7 +405,7 @@ func New(ctx context.Context, log *logger.Logger, cfg *viper.Viper, errChan chan
 		return nil, err
 	}
 
-	server.initTimers(cfg, morphClients)
+	server.initTimers(cfg)
 
 	err = server.initGRPCServer(cfg, log, audit)
 	if err != nil {

pkg/innerring/processors/netmap/handlers_test.go

@@ -9,7 +9,6 @@ import (
 	netmapContract "git.frostfs.info/TrueCloudLab/frostfs-contract/netmap"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/innerring/processors/governance"
 	timerEvent "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/innerring/timers"
-	cntClient "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/client/container"
 	netmapclient "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/client/netmap"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/event"
 	netmapEvent "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/event/netmap"
@@ -68,7 +67,6 @@ func TestNewEpoch(t *testing.T) {
 		duration: 10,
 	}
 	r := &testEpochResetter{}
-	cc := &testContainerClient{}
 	nc := &testNetmapClient{
 		epochDuration: 20,
 		txHeights: map[util.Uint256]uint32{
@@ -82,7 +80,6 @@ func TestNewEpoch(t *testing.T) {
 		p.NotaryDepositHandler = eh.Handle
 		p.AlphabetSyncHandler = eh.Handle
 		p.NetmapClient = nc
-		p.ContainerWrapper = cc
 		p.EpochTimer = r
 		p.EpochState = es
 	})
@@ -103,11 +100,6 @@ func TestNewEpoch(t *testing.T) {
 	require.Equal(t, ev.Num, es.counter, "invalid epoch counter")
 	require.EqualValues(t, []uint32{nc.txHeights[ev.Hash]}, r.timers, "invalid epoch timer resets")
 
-	var expEstimation cntClient.StartEstimationPrm
-	expEstimation.SetEpoch(ev.Num - 1)
-	expEstimation.SetHash(ev.Hash)
-	require.EqualValues(t, []cntClient.StartEstimationPrm{expEstimation}, cc.estimations, "invalid estimations")
-
 	require.EqualValues(t, []event.Event{
 		governance.NewSyncEvent(ev.TxHash()),
 		ev,
@@ -274,7 +266,6 @@ func newTestProc(t *testing.T, nonDefault func(p *Params)) (*Processor, error) {
 	as := &testAlphabetState{
 		isAlphabet: true,
 	}
-	cc := &testContainerClient{}
 	nc := &testNetmapClient{}
 	eh := &testEventHandler{}
 
@@ -288,7 +279,6 @@ func newTestProc(t *testing.T, nonDefault func(p *Params)) (*Processor, error) {
 		EpochState:           es,
 		EpochTimer:           r,
 		AlphabetState:        as,
-		ContainerWrapper:     cc,
 		NetmapClient:         nc,
 		NotaryDepositHandler: eh.Handle,
 		AlphabetSyncHandler:  eh.Handle,
@@ -354,15 +344,6 @@ func (s *testAlphabetState) IsAlphabet() bool {
 	return s.isAlphabet
 }
 
-type testContainerClient struct {
-	estimations []cntClient.StartEstimationPrm
-}
-
-func (c *testContainerClient) StartEstimation(p cntClient.StartEstimationPrm) error {
-	c.estimations = append(c.estimations, p)
-	return nil
-}
-
 type notaryInvoke struct {
 	contract util.Uint160
 	fee      fixedn.Fixed8

pkg/innerring/processors/netmap/process_epoch.go

@@ -3,7 +3,6 @@ package netmap
 import (
 	"git.frostfs.info/TrueCloudLab/frostfs-node/internal/logs"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/innerring/processors/governance"
-	cntClient "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/client/container"
 	netmapEvent "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/event/netmap"
 	"go.uber.org/zap"
 )
@@ -44,20 +43,6 @@ func (np *Processor) processNewEpoch(ev netmapEvent.NewEpoch) bool {
 		return false
 	}
 
-	prm := cntClient.StartEstimationPrm{}
-
-	prm.SetEpoch(epoch - 1)
-	prm.SetHash(ev.TxHash())
-
-	if epoch > 0 && np.alphabetState.IsAlphabet() { // estimates are invalid in genesis epoch
-		err = np.containerWrp.StartEstimation(prm)
-		if err != nil {
-			np.log.Warn(logs.NetmapCantStartContainerSizeEstimation,
-				zap.Uint64("epoch", epoch),
-				zap.String("error", err.Error()))
-		}
-	}
-
 	np.netmapSnapshot.update(*networkMap, epoch)
 	np.handleCleanupTick(netmapCleanupTick{epoch: epoch, txHash: ev.TxHash()})
 	np.handleAlphabetSync(governance.NewSyncEvent(ev.TxHash()))

pkg/innerring/processors/netmap/processor.go

@@ -7,7 +7,6 @@ import (
 	"git.frostfs.info/TrueCloudLab/frostfs-node/internal/logs"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/innerring/metrics"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/innerring/processors/netmap/nodevalidation/state"
-	cntClient "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/client/container"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/event"
 	netmapEvent "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/event/netmap"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/util/logger"
@@ -65,10 +64,6 @@ type (
 		MorphNotarySignAndInvokeTX(mainTx *transaction.Transaction) error
 	}
 
-	ContainerClient interface {
-		StartEstimation(p cntClient.StartEstimationPrm) error
-	}
-
 	// Processor of events produced by network map contract
 	// and new epoch ticker, because it is related to contract.
 	Processor struct {
@@ -80,7 +75,6 @@ type (
 		alphabetState AlphabetState
 
 		netmapClient Client
-		containerWrp ContainerClient
 
 		netmapSnapshot cleanupTable
 
@@ -103,7 +97,6 @@ type (
 		AlphabetState    AlphabetState
 		CleanupEnabled   bool
 		CleanupThreshold uint64 // in epochs
-		ContainerWrapper ContainerClient
 
 		AlphabetSyncHandler  event.Handler
 		NotaryDepositHandler event.Handler
@@ -133,8 +126,6 @@ func New(p *Params) (*Processor, error) {
 		return nil, errors.New("ir/netmap: alphabet sync handler is not set")
 	case p.NotaryDepositHandler == nil:
 		return nil, errors.New("ir/netmap: notary deposit handler is not set")
-	case p.ContainerWrapper == nil:
-		return nil, errors.New("ir/netmap: container contract wrapper is not set")
 	case p.NodeValidator == nil:
 		return nil, errors.New("ir/netmap: node validator is not set")
 	case p.NodeStateSettings == nil:
@@ -161,7 +152,6 @@ func New(p *Params) (*Processor, error) {
 		epochState:     p.EpochState,
 		alphabetState:  p.AlphabetState,
 		netmapClient:   p.NetmapClient,
-		containerWrp:   p.ContainerWrapper,
 		netmapSnapshot: newCleanupTable(p.CleanupEnabled, p.CleanupThreshold),
 
 		handleAlphabetSync: p.AlphabetSyncHandler,

pkg/morph/client/container/client.go

@@ -30,12 +30,6 @@ const (
 	eaclMethod         = "eACL"
 	deletionInfoMethod = "deletionInfo"
 
-	startEstimationMethod = "startContainerEstimation"
-	stopEstimationMethod  = "stopContainerEstimation"
-
-	listSizesMethod = "listContainerSizes"
-	getSizeMethod   = "getContainerSize"
-
 	// putNamedMethod is method name for container put with an alias. It is exported to provide custom fee.
 	putNamedMethod = "putNamed"
 )

pkg/morph/client/container/estimations.go

@@ -1,54 +0,0 @@
-package container
-
-import (
-	"fmt"
-
-	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/client"
-)
-
-// StartEstimationPrm groups parameters of StartEstimation operation.
-type StartEstimationPrm struct {
-	commonEstimationPrm
-}
-
-// StopEstimationPrm groups parameters of StopEstimation operation.
-type StopEstimationPrm struct {
-	commonEstimationPrm
-}
-
-type commonEstimationPrm struct {
-	epoch uint64
-
-	client.InvokePrmOptional
-}
-
-// SetEpoch sets epoch.
-func (p *commonEstimationPrm) SetEpoch(epoch uint64) {
-	p.epoch = epoch
-}
-
-// StartEstimation votes to produce start estimation notification.
-func (c *Client) StartEstimation(p StartEstimationPrm) error {
-	prm := client.InvokePrm{}
-	prm.SetMethod(startEstimationMethod)
-	prm.SetArgs(p.epoch)
-	prm.InvokePrmOptional = p.InvokePrmOptional
-
-	if _, err := c.client.Invoke(prm); err != nil {
-		return fmt.Errorf("could not invoke method (%s): %w", startEstimationMethod, err)
-	}
-	return nil
-}
-
-// StopEstimation votes to produce stop estimation notification.
-func (c *Client) StopEstimation(p StopEstimationPrm) error {
-	prm := client.InvokePrm{}
-	prm.SetMethod(stopEstimationMethod)
-	prm.SetArgs(p.epoch)
-	prm.InvokePrmOptional = p.InvokePrmOptional
-
-	if _, err := c.client.Invoke(prm); err != nil {
-		return fmt.Errorf("could not invoke method (%s): %w", stopEstimationMethod, err)
-	}
-	return nil
-}

pkg/morph/client/container/load.go

@@ -1,131 +0,0 @@
-package container
-
-import (
-	"fmt"
-
-	v2refs "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/refs"
-	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/client"
-	cid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id"
-)
-
-// EstimationID is an identity of container load estimation inside Container contract.
-type EstimationID []byte
-
-// ListLoadEstimationsByEpoch returns a list of container load estimations for to the specified epoch.
-// The list is composed through Container contract call.
-func (c *Client) ListLoadEstimationsByEpoch(epoch uint64) ([]EstimationID, error) {
-	invokePrm := client.TestInvokePrm{}
-	invokePrm.SetMethod(listSizesMethod)
-	invokePrm.SetArgs(epoch)
-
-	prms, err := c.client.TestInvoke(invokePrm)
-	if err != nil {
-		return nil, fmt.Errorf("could not perform test invocation (%s): %w", listSizesMethod, err)
-	} else if ln := len(prms); ln != 1 {
-		return nil, fmt.Errorf("unexpected stack item count (%s): %d", listSizesMethod, ln)
-	}
-
-	prms, err = client.ArrayFromStackItem(prms[0])
-	if err != nil {
-		return nil, fmt.Errorf("could not get stack item array from stack item (%s): %w", listSizesMethod, err)
-	}
-
-	res := make([]EstimationID, 0, len(prms))
-	for i := range prms {
-		id, err := client.BytesFromStackItem(prms[i])
-		if err != nil {
-			return nil, fmt.Errorf("could not get ID byte array from stack item (%s): %w", listSizesMethod, err)
-		}
-
-		res = append(res, id)
-	}
-
-	return res, nil
-}
-
-// Estimation is a structure of single container load estimation
-// reported by storage node.
-type Estimation struct {
-	Size uint64
-
-	Reporter []byte
-}
-
-// Estimations is a structure of grouped container load estimation inside Container contract.
-type Estimations struct {
-	ContainerID cid.ID
-
-	Values []Estimation
-}
-
-// GetUsedSpaceEstimations returns a list of container load estimations by ID.
-// The list is composed through Container contract call.
-func (c *Client) GetUsedSpaceEstimations(id EstimationID) (*Estimations, error) {
-	prm := client.TestInvokePrm{}
-	prm.SetMethod(getSizeMethod)
-	prm.SetArgs([]byte(id))
-
-	prms, err := c.client.TestInvoke(prm)
-	if err != nil {
-		return nil, fmt.Errorf("could not perform test invocation (%s): %w", getSizeMethod, err)
-	} else if ln := len(prms); ln != 1 {
-		return nil, fmt.Errorf("unexpected stack item count (%s): %d", getSizeMethod, ln)
-	}
-
-	prms, err = client.ArrayFromStackItem(prms[0])
-	if err != nil {
-		return nil, fmt.Errorf("could not get stack items of estimation fields from stack item (%s): %w", getSizeMethod, err)
-	} else if ln := len(prms); ln != 2 {
-		return nil, fmt.Errorf("unexpected stack item count of estimations fields (%s)", getSizeMethod)
-	}
-
-	rawCnr, err := client.BytesFromStackItem(prms[0])
-	if err != nil {
-		return nil, fmt.Errorf("could not get container ID byte array from stack item (%s): %w", getSizeMethod, err)
-	}
-
-	prms, err = client.ArrayFromStackItem(prms[1])
-	if err != nil {
-		return nil, fmt.Errorf("could not get estimation list array from stack item (%s): %w", getSizeMethod, err)
-	}
-
-	var cnr cid.ID
-
-	err = cnr.Decode(rawCnr)
-	if err != nil {
-		return nil, fmt.Errorf("decode container ID: %w", err)
-	}
-
-	v2 := new(v2refs.ContainerID)
-	v2.SetValue(rawCnr)
-	res := &Estimations{
-		ContainerID: cnr,
-		Values:      make([]Estimation, 0, len(prms)),
-	}
-
-	for i := range prms {
-		arr, err := client.ArrayFromStackItem(prms[i])
-		if err != nil {
-			return nil, fmt.Errorf("could not get estimation struct from stack item (%s): %w", getSizeMethod, err)
-		} else if ln := len(arr); ln != 2 {
-			return nil, fmt.Errorf("unexpected stack item count of estimation fields (%s)", getSizeMethod)
-		}
-
-		reporter, err := client.BytesFromStackItem(arr[0])
-		if err != nil {
-			return nil, fmt.Errorf("could not get reporter byte array from stack item (%s): %w", getSizeMethod, err)
-		}
-
-		sz, err := client.IntFromStackItem(arr[1])
-		if err != nil {
-			return nil, fmt.Errorf("could not get estimation size from stack item (%s): %w", getSizeMethod, err)
-		}
-
-		res.Values = append(res.Values, Estimation{
-			Reporter: reporter,
-			Size:     uint64(sz),
-		})
-	}
-
-	return res, nil
-}

pkg/morph/event/container/estimates.go

@@ -1,78 +0,0 @@
-package container
-
-import (
-	"fmt"
-
-	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/client"
-	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/event"
-	"github.com/nspcc-dev/neo-go/pkg/core/state"
-	"github.com/nspcc-dev/neo-go/pkg/vm/stackitem"
-)
-
-// StartEstimation structure of container.StartEstimation notification from
-// morph chain.
-type StartEstimation struct {
-	epoch uint64
-}
-
-// StopEstimation structure of container.StopEstimation notification from
-// morph chain.
-type StopEstimation struct {
-	epoch uint64
-}
-
-// MorphEvent implements Neo:Morph Event interface.
-func (StartEstimation) MorphEvent() {}
-
-// MorphEvent implements Neo:Morph Event interface.
-func (StopEstimation) MorphEvent() {}
-
-// Epoch returns epoch value for which to start container size estimation.
-func (s StartEstimation) Epoch() uint64 { return s.epoch }
-
-// Epoch returns epoch value for which to stop container size estimation.
-func (s StopEstimation) Epoch() uint64 { return s.epoch }
-
-// ParseStartEstimation from notification into container event structure.
-func ParseStartEstimation(e *state.ContainedNotificationEvent) (event.Event, error) {
-	params, err := event.ParseStackArray(e)
-	if err != nil {
-		return nil, fmt.Errorf("could not parse stack items from notify event: %w", err)
-	}
-
-	epoch, err := parseEstimation(params)
-	if err != nil {
-		return nil, err
-	}
-
-	return StartEstimation{epoch: epoch}, nil
-}
-
-// ParseStopEstimation from notification into container event structure.
-func ParseStopEstimation(e *state.ContainedNotificationEvent) (event.Event, error) {
-	params, err := event.ParseStackArray(e)
-	if err != nil {
-		return nil, fmt.Errorf("could not parse stack items from notify event: %w", err)
-	}
-
-	epoch, err := parseEstimation(params)
-	if err != nil {
-		return nil, err
-	}
-
-	return StopEstimation{epoch: epoch}, nil
-}
-
-func parseEstimation(params []stackitem.Item) (uint64, error) {
-	if ln := len(params); ln != 1 {
-		return 0, event.WrongNumberOfParameters(1, ln)
-	}
-
-	// parse container
-	epoch, err := client.IntFromStackItem(params[0])
-	if err != nil {
-		return 0, fmt.Errorf("could not get estimation epoch: %w", err)
-	}
-
-	return uint64(epoch), nil
-}

pkg/morph/event/container/estimates_test.go

@@ -1,80 +0,0 @@
-package container
-
-import (
-	"math/big"
-	"testing"
-
-	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/event"
-	"github.com/nspcc-dev/neo-go/pkg/vm/stackitem"
-	"github.com/stretchr/testify/require"
-)
-
-func TestStartEstimation(t *testing.T) {
-	var epochNum uint64 = 100
-	epochItem := stackitem.NewBigInteger(new(big.Int).SetUint64(epochNum))
-
-	t.Run("wrong number of parameters", func(t *testing.T) {
-		prms := []stackitem.Item{
-			stackitem.NewMap(),
-			stackitem.NewMap(),
-		}
-
-		_, err := ParseStartEstimation(createNotifyEventFromItems(prms))
-		require.EqualError(t, err, event.WrongNumberOfParameters(1, len(prms)).Error())
-	})
-
-	t.Run("wrong estimation parameter", func(t *testing.T) {
-		_, err := ParseStartEstimation(createNotifyEventFromItems([]stackitem.Item{
-			stackitem.NewMap(),
-		}))
-
-		require.Error(t, err)
-	})
-
-	t.Run("correct behavior", func(t *testing.T) {
-		ev, err := ParseStartEstimation(createNotifyEventFromItems([]stackitem.Item{
-			epochItem,
-		}))
-
-		require.NoError(t, err)
-
-		require.Equal(t, StartEstimation{
-			epochNum,
-		}, ev)
-	})
-}
-
-func TestStopEstimation(t *testing.T) {
-	var epochNum uint64 = 100
-	epochItem := stackitem.NewBigInteger(new(big.Int).SetUint64(epochNum))
-
-	t.Run("wrong number of parameters", func(t *testing.T) {
-		prms := []stackitem.Item{
-			stackitem.NewMap(),
-			stackitem.NewMap(),
-		}
-
-		_, err := ParseStopEstimation(createNotifyEventFromItems(prms))
-		require.EqualError(t, err, event.WrongNumberOfParameters(1, len(prms)).Error())
-	})
-
-	t.Run("wrong estimation parameter", func(t *testing.T) {
-		_, err := ParseStopEstimation(createNotifyEventFromItems([]stackitem.Item{
-			stackitem.NewMap(),
-		}))
-
-		require.Error(t, err)
-	})
-
-	t.Run("correct behavior", func(t *testing.T) {
-		ev, err := ParseStopEstimation(createNotifyEventFromItems([]stackitem.Item{
-			epochItem,
-		}))
-
-		require.NoError(t, err)
-
-		require.Equal(t, StopEstimation{
-			epochNum,
-		}, ev)
-	})
-}