[#249] node: Drop subnet from IR and morph

Signed-off-by: Dmitrii Stepanov <d.stepanov@yadro.com>

cmd/frostfs-ir/defaults.go

@@ -142,7 +142,6 @@ func setWorkersDefaults(cfg *viper.Viper) {
 	cfg.SetDefault("workers.frostfs", "10")
 	cfg.SetDefault("workers.container", "10")
 	cfg.SetDefault("workers.alphabet", "10")
-	cfg.SetDefault("workers.subnet", "10")
 }
 
 func setTimersDefaults(cfg *viper.Viper) {
@@ -163,7 +162,6 @@ func setContractsDefaults(cfg *viper.Viper) {
 	cfg.SetDefault("contracts.audit", "")
 	cfg.SetDefault("contracts.proxy", "")
 	cfg.SetDefault("contracts.processing", "")
-	cfg.SetDefault("contracts.subnet", "")
 	cfg.SetDefault("contracts.proxy", "")
 }
 

config/example/ir.env

@@ -49,7 +49,6 @@ FROSTFS_IR_WORKERS_BALANCE=10
 FROSTFS_IR_WORKERS_CONTAINER=10
 FROSTFS_IR_WORKERS_NEOFS=10
 FROSTFS_IR_WORKERS_NETMAP=10
-FROSTFS_IR_WORKERS_SUBNET=10
 
 FROSTFS_IR_AUDIT_TIMEOUT_GET=5s
 FROSTFS_IR_AUDIT_TIMEOUT_HEAD=5s
@@ -74,7 +73,6 @@ FROSTFS_IR_CONTRACTS_CONTAINER=ed4a7a66fe3f9bfe50f214b49be8f215a3c886b6
 FROSTFS_IR_CONTRACTS_NEOFSID=9f5866decbc751a099e74c7c7bc89f609201755a
 FROSTFS_IR_CONTRACTS_NETMAP=83c600c81d47a1b1b7cf58eb49ae7ee7240dc742
 FROSTFS_IR_CONTRACTS_PROXY=abc8794bb40a21f2db5f21ae62741eb46c8cad1c
-FROSTFS_IR_CONTRACTS_SUBNET=e9266864d3c562c6e17f2bb9cb1392aaa293d93a
 FROSTFS_IR_CONTRACTS_ALPHABET_AMOUNT=7
 FROSTFS_IR_CONTRACTS_ALPHABET_AZ=c1d211fceeb4b1dc76b8e4054d11fdf887e418ea
 FROSTFS_IR_CONTRACTS_ALPHABET_BUKY=e2ba789320899658b100f331bdebb74474757920

config/example/ir.yaml

@@ -83,7 +83,6 @@ workers:
   container: 10  # Number of workers to process events from container contract in parallel
   frostfs: 10    # Number of workers to process events from frostfs contracts in parallel
   netmap: 10     # Number of workers to process events from netmap contract in parallel
-  subnet: 10     # Number of workers to process events from subnet contract in parallel
 
 audit:
   timeout:
@@ -116,7 +115,6 @@ contracts:
   frostfsid: 9f5866decbc751a099e74c7c7bc89f609201755a  # Optional: override address of frostfsid contract in sidechain
   netmap: 83c600c81d47a1b1b7cf58eb49ae7ee7240dc742     # Optional: override address of netmap contract in sidechain
   proxy: abc8794bb40a21f2db5f21ae62741eb46c8cad1c      # Optional: override address of proxy contract in sidechain; ignore if notary is disabled in sidechain
-  subnet: e9266864d3c562c6e17f2bb9cb1392aaa293d93a     # Optional: override address of subnet contract in sidechain
   alphabet:
     amount: 7                                         # Optional: override amount of alphabet contracts
     az: c1d211fceeb4b1dc76b8e4054d11fdf887e418ea      # Optional: override address of az alphabet contract in sidechain

pkg/innerring/contracts.go

@@ -18,7 +18,6 @@ type contracts struct {
 	audit      util.Uint160 // in morph
 	proxy      util.Uint160 // in morph
 	processing util.Uint160 // in mainnet
-	subnet     util.Uint160 // in morph
 	frostfsID  util.Uint160 // in morph
 
 	alphabet alphabetContracts // in morph
@@ -60,7 +59,6 @@ func parseContracts(cfg *viper.Viper, morph *client.Client, withoutMainNet, with
 		{"contracts.balance", client.NNSBalanceContractName, &result.balance},
 		{"contracts.container", client.NNSContainerContractName, &result.container},
 		{"contracts.audit", client.NNSAuditContractName, &result.audit},
-		{"contracts.subnet", client.NNSSubnetworkContractName, &result.subnet},
 		{"contracts.frostfsid", client.NNSFrostFSIDContractName, &result.frostfsID},
 	}
 

pkg/innerring/initialization.go

@@ -17,7 +17,6 @@ import (
 	nodevalidator "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/innerring/processors/netmap/nodevalidation"
 	addrvalidator "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/innerring/processors/netmap/nodevalidation/maddress"
 	statevalidation "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/innerring/processors/netmap/nodevalidation/state"
-	subnetvalidator "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/innerring/processors/netmap/nodevalidation/subnet"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/innerring/processors/settlement"
 	auditSettlement "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/innerring/processors/settlement/audit"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/metrics"
@@ -28,7 +27,6 @@ import (
 	frostfsClient "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/client/frostfs"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/client/frostfsid"
 	nmClient "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/client/netmap"
-	morphsubnet "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/client/subnet"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/event"
 	audittask "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/services/audit/taskmanager"
 	control "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/services/control/ir"
@@ -46,7 +44,6 @@ import (
 func (s *Server) initNetmapProcessor(cfg *viper.Viper,
 	cnrClient *container.Client,
 	alphaSync event.Handler,
-	subnetClient *morphsubnet.Client,
 	auditProcessor *audit.Processor,
 	settlementProcessor *settlement.Processor) error {
 	locodeValidator, err := s.newLocodeValidator(cfg)
@@ -54,11 +51,6 @@ func (s *Server) initNetmapProcessor(cfg *viper.Viper,
 		return err
 	}
 
-	subnetValidator, err := subnetvalidator.New(
-		subnetvalidator.Prm{
-			SubnetClient: subnetClient,
-		},
-	)
 	if err != nil {
 		return err
 	}
@@ -94,10 +86,8 @@ func (s *Server) initNetmapProcessor(cfg *viper.Viper,
 			&netMapCandidateStateValidator,
 			addrvalidator.New(),
 			locodeValidator,
-			subnetValidator,
 		),
 		NotaryDisabled: s.sideNotaryConfig.disabled,
-		SubnetContract: &s.contracts.subnet,
 
 		NodeStateSettings: netSettings,
 	})
@@ -349,27 +339,6 @@ func (s *Server) initTimers(cfg *viper.Viper, processors *serverProcessors, morp
 	s.addBlockTimer(emissionTimer)
 }
 
-func (s *Server) createMorphSubnetClient() (*morphsubnet.Client, error) {
-	// initialize morph client of Subnet contract
-	clientMode := morphsubnet.NotaryAlphabet
-
-	if s.sideNotaryConfig.disabled {
-		clientMode = morphsubnet.NonNotary
-	}
-
-	subnetInitPrm := morphsubnet.InitPrm{}
-	subnetInitPrm.SetBaseClient(s.morphClient)
-	subnetInitPrm.SetContractAddress(s.contracts.subnet)
-	subnetInitPrm.SetMode(clientMode)
-
-	subnetClient := &morphsubnet.Client{}
-	err := subnetClient.Init(subnetInitPrm)
-	if err != nil {
-		return nil, fmt.Errorf("could not initialize subnet client: %w", err)
-	}
-	return subnetClient, nil
-}
-
 func (s *Server) initAlphabetProcessor(cfg *viper.Viper) (*alphabet.Processor, error) {
 	parsedWallets, err := parseWalletAddressesFromStrings(cfg.GetStringSlice("emit.extra_wallets"))
 	if err != nil {
@@ -400,7 +369,7 @@ func (s *Server) initAlphabetProcessor(cfg *viper.Viper) (*alphabet.Processor, e
 }
 
 func (s *Server) initContainerProcessor(cfg *viper.Viper, cnrClient *container.Client,
-	frostfsIDClient *frostfsid.Client, subnetClient *morphsubnet.Client) error {
+	frostfsIDClient *frostfsid.Client) error {
 	// container processor
 	containerProcessor, err := cont.New(&cont.Params{
 		Log:             s.log,
@@ -410,7 +379,6 @@ func (s *Server) initContainerProcessor(cfg *viper.Viper, cnrClient *container.C
 		FrostFSIDClient: frostfsIDClient,
 		NetworkState:    s.netmapClient,
 		NotaryDisabled:  s.sideNotaryConfig.disabled,
-		SubnetClient:    subnetClient,
 	})
 	if err != nil {
 		return err
@@ -518,7 +486,6 @@ type serverMorphClients struct {
 	CnrClient       *container.Client
 	FrostFSIDClient *frostfsid.Client
 	FrostFSClient   *frostfsClient.Client
-	MorphSubnetClient *morphsubnet.Client
 }
 
 func (s *Server) initClientsFromMorph() (*serverMorphClients, error) {
@@ -574,11 +541,6 @@ func (s *Server) initClientsFromMorph() (*serverMorphClients, error) {
 		return nil, err
 	}
 
-	result.MorphSubnetClient, err = s.createMorphSubnetClient()
-	if err != nil {
-		return nil, err
-	}
-
 	return result, nil
 }
 
@@ -624,12 +586,12 @@ func (s *Server) initProcessors(cfg *viper.Viper, morphClients *serverMorphClien
 		return nil, err
 	}
 
-	err = s.initNetmapProcessor(cfg, morphClients.CnrClient, alphaSync, morphClients.MorphSubnetClient, auditProcessor, result.SettlementProcessor)
+	err = s.initNetmapProcessor(cfg, morphClients.CnrClient, alphaSync, auditProcessor, result.SettlementProcessor)
 	if err != nil {
 		return nil, err
 	}
 
-	err = s.initContainerProcessor(cfg, morphClients.CnrClient, morphClients.FrostFSIDClient, morphClients.MorphSubnetClient)
+	err = s.initContainerProcessor(cfg, morphClients.CnrClient, morphClients.FrostFSIDClient)
 	if err != nil {
 		return nil, err
 	}

pkg/innerring/innerring.go

@@ -100,8 +100,6 @@ type (
 		// should report start errors
 		// to the application.
 		runners []func(chan<- error) error
-
-		subnetHandler
 	}
 
 	chainParams struct {
@@ -400,10 +398,6 @@ func New(ctx context.Context, log *logger.Logger, cfg *viper.Viper, errChan chan
 		return nil, err
 	}
 
-	server.initSubnet(subnetConfig{
-		queueSize: cfg.GetUint32("workers.subnet"),
-	})
-
 	server.initMetrics(cfg)
 
 	return server, nil

pkg/innerring/processors/container/process_container.go

@@ -5,13 +5,11 @@ import (
 
 	"git.frostfs.info/TrueCloudLab/frostfs-node/internal/logs"
 	cntClient "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/client/container"
-	morphsubnet "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/client/subnet"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/event"
 	containerEvent "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/event/container"
 	containerSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container"
 	cid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id"
 	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/session"
-	subnetid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/subnet/id"
 	"github.com/nspcc-dev/neo-go/pkg/network/payload"
 	"go.uber.org/zap"
 )
@@ -77,12 +75,6 @@ func (cp *Processor) checkPutContainer(ctx *putContainerContext) error {
 		return fmt.Errorf("auth container creation: %w", err)
 	}
 
-	// check owner allowance in the subnetwork
-	err = checkSubnet(cp.subnetClient, cnr)
-	if err != nil {
-		return fmt.Errorf("incorrect subnetwork: %w", err)
-	}
-
 	// check homomorphic hashing setting
 	err = checkHomomorphicHashing(cp.netState, cnr)
 	if err != nil {
@@ -222,29 +214,6 @@ func checkNNS(ctx *putContainerContext, cnr containerSDK.Container) error {
 	return nil
 }
 
-func checkSubnet(subCli *morphsubnet.Client, cnr containerSDK.Container) error {
-	prm := morphsubnet.UserAllowedPrm{}
-
-	subID := cnr.PlacementPolicy().Subnet()
-	if subnetid.IsZero(subID) {
-		return nil
-	}
-
-	prm.SetID(subID.Marshal())
-	prm.SetClient(cnr.Owner().WalletBytes())
-
-	res, err := subCli.UserAllowed(prm)
-	if err != nil {
-		return fmt.Errorf("could not check user in contract: %w", err)
-	}
-
-	if !res.Allowed() {
-		return fmt.Errorf("user is not allowed to create containers in %v subnetwork", subID)
-	}
-
-	return nil
-}
-
 func checkHomomorphicHashing(ns NetworkState, cnr containerSDK.Container) error {
 	netSetting, err := ns.HomomorphicHashDisabled()
 	if err != nil {

pkg/innerring/processors/container/processor.go

@@ -7,7 +7,6 @@ import (
 	"git.frostfs.info/TrueCloudLab/frostfs-node/internal/logs"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/client/container"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/client/frostfsid"
-	morphsubnet "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/client/subnet"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/event"
 	containerEvent "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/event/container"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/util/logger"
@@ -29,7 +28,6 @@ type (
 		alphabetState  AlphabetState
 		cnrClient      *container.Client // notary must be enabled
 		idClient       *frostfsid.Client
-		subnetClient   *morphsubnet.Client
 		netState       NetworkState
 		notaryDisabled bool
 	}
@@ -41,7 +39,6 @@ type (
 		AlphabetState   AlphabetState
 		ContainerClient *container.Client
 		FrostFSIDClient *frostfsid.Client
-		SubnetClient    *morphsubnet.Client
 		NetworkState    NetworkState
 		NotaryDisabled  bool
 	}
@@ -85,8 +82,6 @@ func New(p *Params) (*Processor, error) {
 		return nil, errors.New("ir/container: FrostFS ID client is not set")
 	case p.NetworkState == nil:
 		return nil, errors.New("ir/container: network state is not set")
-	case p.SubnetClient == nil:
-		return nil, errors.New("ir/container: subnet client is not set")
 	}
 
 	p.Log.Debug(logs.ContainerContainerWorkerPool, zap.Int("size", p.PoolSize))
@@ -104,7 +99,6 @@ func New(p *Params) (*Processor, error) {
 		idClient:       p.FrostFSIDClient,
 		netState:       p.NetworkState,
 		notaryDisabled: p.NotaryDisabled,
-		subnetClient:   p.SubnetClient,
 	}, nil
 }
 

pkg/innerring/processors/netmap/handlers.go

@@ -7,7 +7,6 @@ import (
 	timerEvent "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/innerring/timers"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/event"
 	netmapEvent "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/event/netmap"
-	subnetevents "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/event/subnet"
 	"go.uber.org/zap"
 )
 
@@ -101,22 +100,3 @@ func (np *Processor) handleCleanupTick(ev event.Event) {
 			zap.Int("capacity", np.pool.Cap()))
 	}
 }
-
-func (np *Processor) handleRemoveNode(ev event.Event) {
-	removeNode := ev.(subnetevents.RemoveNode)
-
-	np.log.Info(logs.Notification,
-		zap.String("type", "remove node from subnet"),
-		zap.String("subnetID", hex.EncodeToString(removeNode.SubnetworkID())),
-		zap.String("key", hex.EncodeToString(removeNode.Node())),
-	)
-
-	err := np.pool.Submit(func() {
-		np.processRemoveSubnetNode(removeNode)
-	})
-	if err != nil {
-		// there system can be moved into controlled degradation stage
-		np.log.Warn(logs.NetmapNetmapWorkerPoolDrained,
-			zap.Int("capacity", np.pool.Cap()))
-	}
-}

pkg/innerring/processors/netmap/nodevalidation/subnet/calls.go

@@ -1,42 +0,0 @@
-package subnet
-
-import (
-	"fmt"
-
-	morphsubnet "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/client/subnet"
-	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/netmap"
-	subnetid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/subnet/id"
-)
-
-// VerifyAndUpdate calls subnet contract's `NodeAllowed` method.
-// Removes subnets that have not been approved by the contract.
-func (v *Validator) VerifyAndUpdate(n *netmap.NodeInfo) error {
-	prm := morphsubnet.NodeAllowedPrm{}
-
-	err := n.IterateSubnets(func(id subnetid.ID) error {
-		// every node can be bootstrapped
-		// to the zero subnetwork
-		if subnetid.IsZero(id) {
-			return nil
-		}
-
-		prm.SetID(id.Marshal())
-		prm.SetNode(n.PublicKey())
-
-		res, err := v.subnetClient.NodeAllowed(prm)
-		if err != nil {
-			return fmt.Errorf("could not call `NodeAllowed` contract method: %w", err)
-		}
-
-		if !res.Allowed() {
-			return netmap.ErrRemoveSubnet
-		}
-
-		return nil
-	})
-	if err != nil {
-		return fmt.Errorf("could not verify subnet entrance of the node: %w", err)
-	}
-
-	return nil
-}

pkg/innerring/processors/netmap/nodevalidation/subnet/validator.go

@@ -1,41 +0,0 @@
-package subnet
-
-import (
-	"errors"
-
-	morphsubnet "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/client/subnet"
-)
-
-// Validator is an utility that verifies node subnet
-// allowance.
-//
-// For correct operation, Validator must be created
-// using the constructor (New). After successful creation,
-// the Validator is immediately ready to work through API.
-type Validator struct {
-	subnetClient *morphsubnet.Client
-}
-
-// Prm groups the required parameters of the Validator's constructor.
-//
-// All values must comply with the requirements imposed on them.
-// Passing incorrect parameter values will result in constructor
-// failure (error or panic depending on the implementation).
-type Prm struct {
-	SubnetClient *morphsubnet.Client
-}
-
-// New creates a new instance of the Validator.
-//
-// The created Validator does not require additional
-// initialization and is completely ready for work.
-func New(prm Prm) (*Validator, error) {
-	switch {
-	case prm.SubnetClient == nil:
-		return nil, errors.New("ir/nodeValidator: subnet client is not set")
-	}
-
-	return &Validator{
-		subnetClient: prm.SubnetClient,
-	}, nil
-}

pkg/innerring/processors/netmap/process_peers.go

@@ -1,15 +1,12 @@
 package netmap
 
 import (
-	"bytes"
 	"encoding/hex"
 
 	"git.frostfs.info/TrueCloudLab/frostfs-node/internal/logs"
 	netmapclient "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/client/netmap"
 	netmapEvent "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/event/netmap"
-	subnetEvent "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/event/subnet"
 	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/netmap"
-	subnetid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/subnet/id"
 	"go.uber.org/zap"
 )
 
@@ -139,74 +136,3 @@ func (np *Processor) processUpdatePeer(ev netmapEvent.UpdatePeer) {
 		np.log.Error(logs.NetmapCantInvokeNetmapUpdatePeer, zap.Error(err))
 	}
 }
-
-func (np *Processor) processRemoveSubnetNode(ev subnetEvent.RemoveNode) {
-	if !np.alphabetState.IsAlphabet() {
-		np.log.Info(logs.NetmapNonAlphabetModeIgnoreRemoveNodeFromSubnetNotification)
-		return
-	}
-
-	candidates, err := np.netmapClient.GetCandidates()
-	if err != nil {
-		np.log.Warn(logs.NetmapCouldNotGetNetworkMapCandidates,
-			zap.Error(err),
-		)
-		return
-	}
-
-	rawSubnet := ev.SubnetworkID()
-	var subnetToRemoveFrom subnetid.ID
-
-	err = subnetToRemoveFrom.Unmarshal(rawSubnet)
-	if err != nil {
-		np.log.Warn(logs.NetmapCouldNotUnmarshalSubnetID,
-			zap.Error(err),
-		)
-		return
-	}
-
-	if subnetid.IsZero(subnetToRemoveFrom) {
-		np.log.Warn(logs.NetmapGotZeroSubnetInRemoveNodeNotification)
-		return
-	}
-
-	for i := range candidates {
-		if !bytes.Equal(candidates[i].PublicKey(), ev.Node()) {
-			continue
-		}
-
-		err = candidates[i].IterateSubnets(func(subNetID subnetid.ID) error {
-			if subNetID.Equals(subnetToRemoveFrom) {
-				return netmap.ErrRemoveSubnet
-			}
-
-			return nil
-		})
-		if err != nil {
-			np.log.Warn(logs.NetmapCouldNotIterateOverSubnetworksOfTheNode, zap.Error(err))
-			np.log.Info(logs.NetmapVoteToRemoveNodeFromNetmap, zap.String("key", hex.EncodeToString(ev.Node())))
-
-			prm := netmapclient.UpdatePeerPrm{}
-			prm.SetKey(ev.Node())
-			prm.SetHash(ev.TxHash())
-
-			err = np.netmapClient.UpdatePeerState(prm)
-			if err != nil {
-				np.log.Error(logs.NetmapCouldNotInvokeNetmapUpdateState, zap.Error(err))
-				return
-			}
-		} else {
-			prm := netmapclient.AddPeerPrm{}
-			prm.SetNodeInfo(candidates[i])
-			prm.SetHash(ev.TxHash())
-
-			err = np.netmapClient.AddPeer(prm)
-			if err != nil {
-				np.log.Error(logs.NetmapCouldNotInvokeNetmapAddPeer, zap.Error(err))
-				return
-			}
-		}
-
-		break
-	}
-}

pkg/innerring/processors/netmap/processor.go

@@ -10,11 +10,9 @@ import (
 	nmClient "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"
-	subnetEvent "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/event/subnet"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/util/logger"
 	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/netmap"
 	"github.com/nspcc-dev/neo-go/pkg/core/mempoolevent"
-	"github.com/nspcc-dev/neo-go/pkg/util"
 	"github.com/panjf2000/ants/v2"
 	"go.uber.org/zap"
 )
@@ -65,8 +63,6 @@ type (
 		netmapClient *nmClient.Client
 		containerWrp *container.Client
 
-		subnetContract util.Uint160
-
 		netmapSnapshot cleanupTable
 
 		handleNewAudit         event.Handler
@@ -92,7 +88,6 @@ type (
 		CleanupEnabled   bool
 		CleanupThreshold uint64 // in epochs
 		ContainerWrapper *container.Client
-		SubnetContract   *util.Uint160
 
 		HandleAudit             event.Handler
 		AuditSettlementsHandler event.Handler
@@ -111,7 +106,6 @@ const (
 	newEpochNotification        = "NewEpoch"
 	addPeerNotification         = "AddPeer"
 	updatePeerStateNotification = "UpdateState"
-	removeNodeNotification      = "RemoveNode"
 )
 
 // New creates network map contract processor instance.
@@ -137,8 +131,6 @@ func New(p *Params) (*Processor, error) {
 		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.SubnetContract == nil:
-		return nil, errors.New("ir/netmap: subnet contract script hash is not set")
 	case p.NodeStateSettings == nil:
 		return nil, errors.New("ir/netmap: node state settings is not set")
 	}
@@ -160,7 +152,6 @@ func New(p *Params) (*Processor, error) {
 		containerWrp:   p.ContainerWrapper,
 		netmapSnapshot: newCleanupTable(p.CleanupEnabled, p.CleanupThreshold),
 		handleNewAudit: p.HandleAudit,
-		subnetContract: *p.SubnetContract,
 
 		handleAuditSettlements: p.AuditSettlementsHandler,
 
@@ -182,13 +173,6 @@ func (np *Processor) ListenerNotificationParsers() []event.NotificationParserInf
 
 	var p event.NotificationParserInfo
 
-	// remove node from subnetwork event
-	p.SetScriptHash(np.subnetContract)
-	p.SetType(removeNodeNotification)
-	p.SetParser(subnetEvent.ParseRemoveNode)
-
-	parsers = append(parsers, p)
-
 	p.SetScriptHash(np.netmapClient.ContractAddress())
 
 	// new epoch event
@@ -219,13 +203,6 @@ func (np *Processor) ListenerNotificationHandlers() []event.NotificationHandlerI
 
 	var i event.NotificationHandlerInfo
 
-	// remove node from subnetwork event
-	i.SetScriptHash(np.subnetContract)
-	i.SetType(removeNodeNotification)
-	i.SetHandler(np.handleRemoveNode)
-
-	handlers = append(handlers, i)
-
 	i.SetScriptHash(np.netmapClient.ContractAddress())
 
 	// new epoch handler

pkg/innerring/processors/subnet/common.go

@@ -1,22 +0,0 @@
-package subnetevents
-
-import (
-	"fmt"
-
-	subnetid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/subnet/id"
-)
-
-// common interface of subnet notifications with subnet ID.
-type eventWithID interface {
-	// ReadID reads identifier of the subnet.
-	ReadID(*subnetid.ID) error
-}
-
-// an error which is returned on zero subnet operation attempt.
-type zeroSubnetOp struct {
-	op string
-}
-
-func (x zeroSubnetOp) Error() string {
-	return fmt.Sprintf("zero subnet %s", x.op)
-}

pkg/innerring/processors/subnet/common_test.go

@@ -1,19 +0,0 @@
-package subnetevents
-
-import subnetid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/subnet/id"
-
-type idEvent struct {
-	id subnetid.ID
-
-	idErr error
-}
-
-func (x idEvent) ReadID(id *subnetid.ID) error {
-	if x.idErr != nil {
-		return x.idErr
-	}
-
-	*id = x.id
-
-	return nil
-}

pkg/innerring/processors/subnet/put.go

@@ -1,82 +0,0 @@
-package subnetevents
-
-import (
-	"errors"
-	"fmt"
-
-	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/subnet"
-	subnetid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/subnet/id"
-	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/user"
-)
-
-// Put represents a notification about FrostFS subnet creation.
-// Generated by a contract when intending to create a subnet.
-type Put interface {
-	// Contains the ID of the subnet to be created.
-	eventWithID
-
-	// ReadCreator reads the user ID of the subnet creator.
-	// Returns an error if the ID is missing.
-	ReadCreator(id *user.ID) error
-
-	// ReadInfo reads information about a subnet to be created.
-	ReadInfo(info *subnet.Info) error
-}
-
-// PutValidator asserts intent to create a subnet.
-type PutValidator struct{}
-
-// errDiffOwner is returned when the subnet owners differ.
-var errDiffOwner = errors.New("diff subnet owners")
-
-// errDiffID is returned when the subnet IDs differ.
-var errDiffID = errors.New("diff subnet IDs")
-
-// Assert processes the attempt to create a subnet. It approves the creation through nil return.
-//
-// All read errors of Put are forwarded.
-//
-// It returns an error on:
-//   - zero subnet creation;
-//   - empty ID or different from the one wired into info;
-//   - empty owner ID or different from the one wired into info.
-func (x PutValidator) Assert(event Put) error {
-	var err error
-
-	// read ID
-	var id subnetid.ID
-	if err = event.ReadID(&id); err != nil {
-		return fmt.Errorf("read ID: %w", err)
-	}
-
-	// prevent zero subnet creation
-	if subnetid.IsZero(id) {
-		return zeroSubnetOp{
-			op: "creation",
-		}
-	}
-
-	// read creator's user ID in FrostFS system
-	var creator user.ID
-	if err = event.ReadCreator(&creator); err != nil {
-		return fmt.Errorf("read creator: %w", err)
-	}
-
-	// read information about the subnet
-	var info subnet.Info
-	if err = event.ReadInfo(&info); err != nil {
-		return fmt.Errorf("read info: %w", err)
-	}
-
-	// check if the explicit ID equals to the one from info
-	if !subnet.AssertReference(info, id) {
-		return errDiffID
-	}
-
-	// check if the explicit creator equals to the one from info
-	if !subnet.AssertOwnership(info, creator) {
-		return errDiffOwner
-	}
-
-	return nil
-}

pkg/innerring/processors/subnet/put_test.go

@@ -1,113 +0,0 @@
-package subnetevents
-
-import (
-	"errors"
-	"testing"
-
-	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/user"
-	usertest "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/user/test"
-	"github.com/stretchr/testify/require"
-
-	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/subnet"
-	subnetid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/subnet/id"
-)
-
-type put struct {
-	idEvent
-
-	creator user.ID
-
-	creatorErr error
-
-	info subnet.Info
-
-	infoErr error
-}
-
-func (x put) ReadCreator(id *user.ID) error {
-	if x.creatorErr != nil {
-		return x.creatorErr
-	}
-
-	*id = x.creator
-
-	return nil
-}
-
-func (x put) ReadInfo(info *subnet.Info) error {
-	if x.infoErr != nil {
-		return x.infoErr
-	}
-
-	*info = x.info
-
-	return nil
-}
-
-func TestPutValidator_Assert(t *testing.T) {
-	var (
-		v PutValidator
-
-		e put
-
-		err error
-	)
-
-	// read ID error
-	e.idErr = errors.New("id err")
-
-	err = v.Assert(e)
-	require.ErrorIs(t, err, e.idErr)
-
-	e.idErr = nil
-
-	// zero subnet ID
-	subnetid.MakeZero(&e.id)
-
-	err = v.Assert(e)
-	require.ErrorAs(t, err, new(zeroSubnetOp))
-
-	const idNum = 13
-	e.id.SetNumeric(idNum)
-
-	// read creator error
-	e.creatorErr = errors.New("creator err")
-
-	err = v.Assert(e)
-	require.ErrorIs(t, err, e.creatorErr)
-
-	e.creatorErr = nil
-
-	// read info error
-	e.infoErr = errors.New("info err")
-
-	err = v.Assert(e)
-	require.ErrorIs(t, err, e.infoErr)
-
-	e.infoErr = nil
-
-	// diff explicit ID and the one in info
-	var id2 subnetid.ID
-
-	id2.SetNumeric(idNum + 1)
-
-	e.info.SetID(id2)
-
-	err = v.Assert(e)
-	require.ErrorIs(t, err, errDiffID)
-
-	e.info.SetID(e.id)
-
-	// diff explicit creator and the one in info
-	creator2 := *usertest.ID()
-
-	e.info.SetOwner(creator2)
-
-	err = v.Assert(e)
-	require.ErrorIs(t, err, errDiffOwner)
-
-	e.info.SetOwner(e.creator)
-
-	err = v.Assert(e)
-	require.NoError(t, err)
-}

pkg/innerring/subnet.go

@@ -1,355 +0,0 @@
-package innerring
-
-import (
-	"crypto/ecdsa"
-	"crypto/elliptic"
-	"errors"
-	"fmt"
-
-	"git.frostfs.info/TrueCloudLab/frostfs-node/internal/logs"
-	irsubnet "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/innerring/processors/subnet"
-	netmapclient "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/client/netmap"
-	morphsubnet "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/client/subnet"
-	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/event"
-	subnetevents "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/event/subnet"
-	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/util"
-	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/netmap"
-	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/subnet"
-	subnetid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/subnet/id"
-	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/user"
-	"github.com/nspcc-dev/neo-go/pkg/core/mempoolevent"
-	"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
-	neogoutil "github.com/nspcc-dev/neo-go/pkg/util"
-	"github.com/panjf2000/ants/v2"
-	"go.uber.org/zap"
-)
-
-// IR server's component to handle Subnet contract notifications.
-type subnetHandler struct {
-	workerPool util.WorkerPool
-
-	morphClient morphsubnet.Client
-
-	putValidator irsubnet.PutValidator
-}
-
-// configuration of subnet component.
-type subnetConfig struct {
-	queueSize uint32
-}
-
-// makes IR server to catch Subnet notifications from the sidechain listener,
-// and to release the corresponding processing queue on stop.
-func (s *Server) initSubnet(cfg subnetConfig) {
-	s.registerStarter(func() error {
-		var err error
-
-		// initialize queue for processing of the events from Subnet contract
-		s.subnetHandler.workerPool, err = ants.NewPool(int(cfg.queueSize), ants.WithNonblocking(true))
-		if err != nil {
-			return fmt.Errorf("subnet queue initialization: %w", err)
-		}
-
-		// initialize morph client of Subnet contract
-		clientMode := morphsubnet.NotaryAlphabet
-
-		if s.sideNotaryConfig.disabled {
-			clientMode = morphsubnet.NonNotary
-		}
-
-		var initPrm morphsubnet.InitPrm
-
-		initPrm.SetBaseClient(s.morphClient)
-		initPrm.SetContractAddress(s.contracts.subnet)
-		initPrm.SetMode(clientMode)
-
-		err = s.subnetHandler.morphClient.Init(initPrm)
-		if err != nil {
-			return fmt.Errorf("init morph subnet client: %w", err)
-		}
-
-		s.listenSubnet()
-
-		return nil
-	})
-
-	s.registerCloser(func() error {
-		s.stopSubnet()
-		return nil
-	})
-}
-
-// releases the Subnet contract notification processing queue.
-func (s *Server) stopSubnet() {
-	s.workerPool.Release()
-}
-
-// names of listened notification events from Subnet contract.
-const (
-	subnetCreateEvName       = "Put"
-	subnetRemoveEvName       = "Delete"
-	notarySubnetCreateEvName = "put"
-)
-
-// makes the IR server to listen to notifications of Subnet contract.
-// All required resources must be initialized before (initSubnet).
-// It works in one of two modes (configured): notary and non-notary.
-//
-// All handlers are executed only if the local node is an alphabet one.
-//
-// Events (notary):
-//   - put (parser: subnetevents.ParseNotaryPut, handler: catchSubnetCreation);
-//   - Delete (parser: subnetevents.ParseDelete, handler: catchSubnetCreation).
-//
-// Events (non-notary):
-//   - Put (parser: subnetevents.ParsePut, handler: catchSubnetCreation);
-//   - Delete (parser: subnetevents.ParseDelete, handler: catchSubnetCreation).
-func (s *Server) listenSubnet() {
-	if s.sideNotaryConfig.disabled {
-		s.listenSubnetWithoutNotary()
-		return
-	}
-
-	var (
-		parserInfo  event.NotaryParserInfo
-		handlerInfo event.NotaryHandlerInfo
-	)
-
-	parserInfo.SetScriptHash(s.contracts.subnet)
-	handlerInfo.SetScriptHash(s.contracts.subnet)
-
-	listenNotaryEvent := func(notifyName string, parser event.NotaryParser, handler event.Handler) {
-		notifyTyp := event.NotaryTypeFromString(notifyName)
-
-		parserInfo.SetMempoolType(mempoolevent.TransactionAdded)
-		handlerInfo.SetMempoolType(mempoolevent.TransactionAdded)
-
-		parserInfo.SetParser(parser)
-		handlerInfo.SetHandler(handler)
-
-		parserInfo.SetRequestType(notifyTyp)
-		handlerInfo.SetRequestType(notifyTyp)
-
-		s.morphListener.SetNotaryParser(parserInfo)
-		s.morphListener.RegisterNotaryHandler(handlerInfo)
-	}
-
-	// subnet creation
-	listenNotaryEvent(notarySubnetCreateEvName, subnetevents.ParseNotaryPut, s.onlyAlphabetEventHandler(s.catchSubnetCreation))
-	// subnet removal
-	listenNotifySubnetEvent(s, subnetRemoveEvName, subnetevents.ParseDelete, s.onlyAlphabetEventHandler(s.catchSubnetRemoval))
-}
-
-func (s *Server) listenSubnetWithoutNotary() {
-	// subnet creation
-	listenNotifySubnetEvent(s, subnetCreateEvName, subnetevents.ParsePut, s.onlyAlphabetEventHandler(s.catchSubnetCreation))
-	// subnet removal
-	listenNotifySubnetEvent(s, subnetRemoveEvName, subnetevents.ParseDelete, s.onlyAlphabetEventHandler(s.catchSubnetRemoval))
-}
-
-func listenNotifySubnetEvent(s *Server, notifyName string, parser event.NotificationParser, handler event.Handler) {
-	var (
-		parserInfo  event.NotificationParserInfo
-		handlerInfo event.NotificationHandlerInfo
-	)
-
-	parserInfo.SetScriptHash(s.contracts.subnet)
-	handlerInfo.SetScriptHash(s.contracts.subnet)
-
-	notifyTyp := event.TypeFromString(notifyName)
-
-	parserInfo.SetType(notifyTyp)
-	handlerInfo.SetType(notifyTyp)
-
-	parserInfo.SetParser(parser)
-	handlerInfo.SetHandler(handler)
-
-	s.morphListener.SetNotificationParser(parserInfo)
-	s.morphListener.RegisterNotificationHandler(handlerInfo)
-}
-
-// catchSubnetCreation catches event of subnet creation from listener and queues the processing.
-func (s *Server) catchSubnetCreation(e event.Event) {
-	err := s.subnetHandler.workerPool.Submit(func() {
-		s.handleSubnetCreation(e)
-	})
-	if err != nil {
-		s.log.Error(logs.InnerringSubnetCreationQueueFailure,
-			zap.String("error", err.Error()),
-		)
-	}
-}
-
-// implements irsubnet.Put event interface required by irsubnet.PutValidator.
-type putSubnetEvent struct {
-	ev subnetevents.Put
-}
-
-// ReadID unmarshals the subnet ID from a binary FrostFS API protocol's format.
-func (x putSubnetEvent) ReadID(id *subnetid.ID) error {
-	return id.Unmarshal(x.ev.ID())
-}
-
-var errMissingSubnetOwner = errors.New("missing subnet owner")
-
-// ReadCreator unmarshals the subnet creator from a binary FrostFS API protocol's format.
-// Returns an error if the byte array is empty.
-func (x putSubnetEvent) ReadCreator(id *user.ID) error {
-	data := x.ev.Owner()
-
-	if len(data) == 0 {
-		return errMissingSubnetOwner
-	}
-
-	key, err := keys.NewPublicKeyFromBytes(data, elliptic.P256())
-	if err != nil {
-		return err
-	}
-
-	user.IDFromKey(id, (ecdsa.PublicKey)(*key))
-
-	return nil
-}
-
-// ReadInfo unmarshal the subnet info from a binary FrostFS API protocol's format.
-func (x putSubnetEvent) ReadInfo(info *subnet.Info) error {
-	return info.Unmarshal(x.ev.Info())
-}
-
-// handleSubnetCreation handles an event of subnet creation parsed via subnetevents.ParsePut.
-//
-// Validates the event using irsubnet.PutValidator. Logs message about (dis)agreement.
-func (s *Server) handleSubnetCreation(e event.Event) {
-	putEv := e.(subnetevents.Put) // panic occurs only if we registered handler incorrectly
-
-	err := s.subnetHandler.putValidator.Assert(putSubnetEvent{
-		ev: putEv,
-	})
-	if err != nil {
-		s.log.Info(logs.InnerringDiscardSubnetCreation,
-			zap.String("reason", err.Error()),
-		)
-
-		return
-	}
-
-	notaryMainTx := putEv.NotaryMainTx()
-
-	isNotary := notaryMainTx != nil
-	if isNotary {
-		// re-sign notary request
-		err = s.morphClient.NotarySignAndInvokeTX(notaryMainTx)
-	} else {
-		// send new transaction
-		var prm morphsubnet.PutPrm
-
-		prm.SetID(putEv.ID())
-		prm.SetOwner(putEv.Owner())
-		prm.SetInfo(putEv.Info())
-		prm.SetTxHash(putEv.TxHash())
-
-		_, err = s.subnetHandler.morphClient.Put(prm)
-	}
-
-	if err != nil {
-		s.log.Error(logs.InnerringApproveSubnetCreation,
-			zap.Bool("notary", isNotary),
-			zap.String("error", err.Error()),
-		)
-
-		return
-	}
-}
-
-// catchSubnetRemoval catches an event of subnet removal from listener and queues the processing.
-func (s *Server) catchSubnetRemoval(e event.Event) {
-	err := s.subnetHandler.workerPool.Submit(func() {
-		s.handleSubnetRemoval(e)
-	})
-	if err != nil {
-		s.log.Error(logs.InnerringSubnetRemovalHandlingFailure,
-			zap.String("error", err.Error()),
-		)
-	}
-}
-
-// handleSubnetRemoval handles event of subnet removal parsed via subnetevents.ParseDelete.
-func (s *Server) handleSubnetRemoval(e event.Event) {
-	delEv := e.(subnetevents.Delete) // panic occurs only if we registered handler incorrectly
-
-	// handle subnet changes in netmap
-
-	candidates, err := s.netmapClient.GetCandidates()
-	if err != nil {
-		s.log.Error(logs.InnerringGettingNetmapCandidates,
-			zap.Error(err),
-		)
-
-		return
-	}
-
-	var removedID subnetid.ID
-	err = removedID.Unmarshal(delEv.ID())
-	if err != nil {
-		s.log.Error(logs.InnerringUnmarshallingRemovedSubnetID,
-			zap.String("error", err.Error()),
-		)
-
-		return
-	}
-
-	for i := range candidates {
-		s.processCandidate(delEv.TxHash(), removedID, candidates[i])
-	}
-}
-
-func (s *Server) processCandidate(txHash neogoutil.Uint256, removedID subnetid.ID, c netmap.NodeInfo) {
-	removeSubnet := false
-	log := s.log.With(
-		zap.String("public_key", netmap.StringifyPublicKey(c)),
-		zap.String("removed_subnet", removedID.String()),
-	)
-
-	err := c.IterateSubnets(func(id subnetid.ID) error {
-		if removedID.Equals(id) {
-			removeSubnet = true
-			return netmap.ErrRemoveSubnet
-		}
-
-		return nil
-	})
-	if err != nil {
-		log.Error(logs.InnerringIteratingNodesSubnets, zap.Error(err))
-		log.Debug(logs.InnerringRemovingNodeFromNetmapCandidates)
-
-		var updateStatePrm netmapclient.UpdatePeerPrm
-		updateStatePrm.SetKey(c.PublicKey())
-		updateStatePrm.SetHash(txHash)
-
-		err = s.netmapClient.UpdatePeerState(updateStatePrm)
-		if err != nil {
-			log.Error(logs.InnerringRemovingNodeFromCandidates,
-				zap.Error(err),
-			)
-		}
-
-		return
-	}
-
-	// remove subnet from node's information
-	// if it contains removed subnet
-	if removeSubnet {
-		log.Debug(logs.InnerringRemovingSubnetFromTheNode)
-
-		var addPeerPrm netmapclient.AddPeerPrm
-		addPeerPrm.SetNodeInfo(c)
-		addPeerPrm.SetHash(txHash)
-
-		err = s.netmapClient.AddPeer(addPeerPrm)
-		if err != nil {
-			log.Error(logs.InnerringUpdatingSubnetInfo,
-				zap.Error(err),
-			)
-		}
-	}
-}

pkg/morph/client/nns.go

@@ -32,8 +32,6 @@ const (
 	NNSNetmapContractName = "netmap.frostfs"
 	// NNSProxyContractName is a name of the proxy contract in NNS.
 	NNSProxyContractName = "proxy.frostfs"
-	// NNSSubnetworkContractName is a name of the subnet contract in NNS.
-	NNSSubnetworkContractName = "subnet.frostfs"
 	// NNSGroupKeyName is a name for the FrostFS group key record in NNS.
 	NNSGroupKeyName = "group.frostfs"
 )

pkg/morph/client/subnet/admin.go

@@ -1,87 +0,0 @@
-package morphsubnet
-
-import "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/client"
-
-// ManageAdminsPrm groups parameters of administer methods of Subnet contract.
-//
-// Zero value adds node admin. Subnet, key and group must be specified via setters.
-type ManageAdminsPrm struct {
-	// remove or add admin
-	rm bool
-
-	// client or node admin
-	client bool
-
-	subnet []byte
-
-	admin []byte
-
-	group []byte
-}
-
-// SetRemove marks admin to be removed. By default, admin is added.
-func (x *ManageAdminsPrm) SetRemove() {
-	x.rm = true
-}
-
-// SetClient switches to client admin. By default, node admin is modified.
-func (x *ManageAdminsPrm) SetClient() {
-	x.client = true
-}
-
-// SetSubnet sets identifier of the subnet in a binary FrostFS API protocol format.
-func (x *ManageAdminsPrm) SetSubnet(id []byte) {
-	x.subnet = id
-}
-
-// SetAdmin sets admin's public key in a binary format.
-func (x *ManageAdminsPrm) SetAdmin(key []byte) {
-	x.admin = key
-}
-
-// SetGroup sets identifier of the client group in a binary FrostFS API protocol format.
-// Makes sense only for client admins (see ManageAdminsPrm.SetClient).
-func (x *ManageAdminsPrm) SetGroup(id []byte) {
-	x.group = id
-}
-
-// ManageAdminsRes groups the resulting values of node administer methods of Subnet contract.
-type ManageAdminsRes struct{}
-
-// ManageAdmins manages admin list of the FrostFS subnet through Subnet contract calls.
-func (x Client) ManageAdmins(prm ManageAdminsPrm) (*ManageAdminsPrm, error) {
-	var method string
-
-	args := make([]any, 1, 3)
-	args[0] = prm.subnet
-
-	if prm.client {
-		args = append(args, prm.group, prm.admin)
-
-		if prm.rm {
-			method = removeClientAdminMethod
-		} else {
-			method = addClientAdminMethod
-		}
-	} else {
-		args = append(args, prm.admin)
-
-		if prm.rm {
-			method = removeNodeAdminMethod
-		} else {
-			method = addNodeAdminMethod
-		}
-	}
-
-	var prmInvoke client.InvokePrm
-
-	prmInvoke.SetMethod(method)
-	prmInvoke.SetArgs(args...)
-
-	err := x.client.Invoke(prmInvoke)
-	if err != nil {
-		return nil, err
-	}
-
-	return new(ManageAdminsPrm), nil
-}

pkg/morph/client/subnet/client.go

@@ -1,108 +0,0 @@
-package morphsubnet
-
-import (
-	"fmt"
-
-	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/client"
-	"github.com/nspcc-dev/neo-go/pkg/util"
-)
-
-// Client represents Subnet contract client.
-//
-// Client should be preliminary initialized (see Init method).
-type Client struct {
-	client *client.StaticClient
-}
-
-// InitPrm groups parameters of Client's initialization.
-type InitPrm struct {
-	base *client.Client
-
-	addr util.Uint160
-
-	modeSet bool
-	mode    Mode
-}
-
-const (
-	deleteMethod = "delete"
-	getMethod    = "get"
-	putMethod    = "put"
-
-	removeClientAdminMethod = "removeClientAdmin"
-	addClientAdminMethod    = "addClientAdmin"
-
-	userAllowedMethod = "userAllowed"
-	removeUserMethod  = "removeUser"
-	addUserMethod     = "addUser"
-
-	removeNodeAdminMethod = "removeNodeAdmin"
-	addNodeAdminMethod    = "addNodeAdmin"
-	nodeAllowedMethod     = "nodeAllowed"
-	removeNodeMethod      = "removeNode"
-	addNodeMethod         = "addNode"
-)
-
-// SetBaseClient sets basic morph client.
-func (x *InitPrm) SetBaseClient(base *client.Client) {
-	x.base = base
-}
-
-// SetContractAddress sets address of Subnet contract in FrostFS sidechain.
-func (x *InitPrm) SetContractAddress(addr util.Uint160) {
-	x.addr = addr
-}
-
-// Mode regulates client work mode.
-type Mode uint8
-
-const (
-	_ Mode = iota
-
-	// NonNotary makes client to work in non-notary environment.
-	NonNotary
-
-	// NotaryAlphabet makes client to use its internal key for signing the notary requests.
-	NotaryAlphabet
-
-	// NotaryNonAlphabet makes client to not use its internal key for signing the notary requests.
-	NotaryNonAlphabet
-)
-
-// SetMode makes client to work with non-notary sidechain.
-// By default, NonNotary is used.
-func (x *InitPrm) SetMode(mode Mode) {
-	x.modeSet = true
-	x.mode = mode
-}
-
-// Init initializes client with specified parameters.
-//
-// Base client must be set.
-func (x *Client) Init(prm InitPrm) error {
-	if prm.base == nil {
-		panic("missing base morph client")
-	}
-
-	if !prm.modeSet {
-		prm.mode = NonNotary
-	}
-
-	var opts []client.StaticClientOption
-
-	switch prm.mode {
-	default:
-		panic(fmt.Sprintf("invalid work mode %d", prm.mode))
-	case NonNotary:
-	case NotaryNonAlphabet:
-		opts = []client.StaticClientOption{client.TryNotary()}
-	case NotaryAlphabet:
-		opts = []client.StaticClientOption{client.TryNotary(), client.AsAlphabet()}
-	}
-
-	var err error
-
-	x.client, err = client.NewStatic(prm.base, prm.addr, 0, opts...)
-
-	return err
-}

pkg/morph/client/subnet/clients.go

@@ -1,114 +0,0 @@
-package morphsubnet
-
-import (
-	"fmt"
-
-	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/client"
-)
-
-// UserAllowedPrm groups parameters of UserAllowed method of Subnet contract.
-type UserAllowedPrm struct {
-	args [2]any
-}
-
-// SetID sets identifier of the subnet in a binary FrostFS API protocol format.
-func (x *UserAllowedPrm) SetID(id []byte) {
-	x.args[0] = id
-}
-
-// SetClient sets owner ID of the client that is being checked in a binary FrostFS API protocol format.
-func (x *UserAllowedPrm) SetClient(id []byte) {
-	x.args[1] = id
-}
-
-// UserAllowedRes groups the resulting values of UserAllowed method of Subnet contract.
-type UserAllowedRes struct {
-	result bool
-}
-
-// Allowed returns true iff the client is allowed to create containers in the subnet.
-func (x UserAllowedRes) Allowed() bool {
-	return x.result
-}
-
-// UserAllowed checks if the user has access to the subnetwork.
-func (x *Client) UserAllowed(prm UserAllowedPrm) (*UserAllowedRes, error) {
-	args := client.TestInvokePrm{}
-
-	args.SetMethod(userAllowedMethod)
-	args.SetArgs(prm.args[:]...)
-
-	res, err := x.client.TestInvoke(args)
-	if err != nil {
-		return nil, fmt.Errorf("could not make test invoke: %w", err)
-	}
-
-	if len(res) == 0 {
-		return nil, errEmptyResponse
-	}
-
-	result, err := client.BoolFromStackItem(res[0])
-	if err != nil {
-		return nil, err
-	}
-
-	return &UserAllowedRes{
-		result: result,
-	}, nil
-}
-
-// ManageClientsPrm groups parameters of client management in Subnet contract.
-//
-// Zero value adds subnet client. Subnet, group and client ID must be specified via setters.
-type ManageClientsPrm struct {
-	// remove or add client
-	rm bool
-
-	args [3]any
-}
-
-// SetRemove marks client to be removed. By default, client is added.
-func (x *ManageClientsPrm) SetRemove() {
-	x.rm = true
-}
-
-// SetSubnet sets identifier of the subnet in a binary FrostFS API protocol format.
-func (x *ManageClientsPrm) SetSubnet(id []byte) {
-	x.args[0] = id
-}
-
-// SetGroup sets identifier of the client group in a binary FrostFS API protocol format.
-func (x *ManageClientsPrm) SetGroup(id []byte) {
-	x.args[1] = id
-}
-
-// SetClient sets client's user ID in a binary FrostFS API protocol format.
-func (x *ManageClientsPrm) SetClient(id []byte) {
-	x.args[2] = id
-}
-
-// ManageClientsRes groups the resulting values of client management methods of Subnet contract.
-type ManageClientsRes struct{}
-
-// ManageClients manages client list of the FrostFS subnet through Subnet contract calls.
-func (x Client) ManageClients(prm ManageClientsPrm) (*ManageClientsRes, error) {
-	var method string
-
-	if prm.rm {
-		method = removeUserMethod
-	} else {
-		method = addUserMethod
-	}
-
-	var prmInvoke client.InvokePrm
-
-	prmInvoke.SetMethod(method)
-	prmInvoke.SetArgs(prm.args[:]...)
-
-	err := x.client.Invoke(prmInvoke)
-	if err != nil {
-		return nil, err
-	}
-
-	return new(ManageClientsRes), nil
-}

pkg/morph/client/subnet/delete.go

@@ -1,40 +0,0 @@
-package morphsubnet
-
-import (
-	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/client"
-	"github.com/nspcc-dev/neo-go/pkg/util"
-)
-
-// DeletePrm groups parameters of Delete method of Subnet contract.
-type DeletePrm struct {
-	cliPrm client.InvokePrm
-
-	args [1]any
-}
-
-// SetTxHash sets hash of the transaction which spawned the notification.
-// Ignore this parameter for new requests.
-func (x *DeletePrm) SetTxHash(hash util.Uint256) {
-	x.cliPrm.SetHash(hash)
-}
-
-// SetID sets identifier of the subnet to be removed in a binary FrostFS API protocol format.
-func (x *DeletePrm) SetID(id []byte) {
-	x.args[0] = id
-}
-
-// DeleteRes groups the resulting values of Delete method of Subnet contract.
-type DeleteRes struct{}
-
-// Delete removes subnet though the call of the corresponding method of the Subnet contract.
-func (x Client) Delete(prm DeletePrm) (*DeleteRes, error) {
-	prm.cliPrm.SetMethod(deleteMethod)
-	prm.cliPrm.SetArgs(prm.args[:]...)
-
-	err := x.client.Invoke(prm.cliPrm)
-	if err != nil {
-		return nil, err
-	}
-
-	return new(DeleteRes), nil
-}

pkg/morph/client/subnet/get.go

@@ -1,55 +0,0 @@
-package morphsubnet
-
-import (
-	"errors"
-
-	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/client"
-)
-
-// GetPrm groups parameters of Get method of Subnet contract.
-type GetPrm struct {
-	args [1]any
-}
-
-// SetID sets identifier of the subnet to be read in a binary FrostFS API protocol format.
-func (x *GetPrm) SetID(id []byte) {
-	x.args[0] = id
-}
-
-// GetRes groups the resulting values of Get method of Subnet contract.
-type GetRes struct {
-	info []byte
-}
-
-// Info returns information about the subnet in a binary format of FrostFS API protocol.
-func (x GetRes) Info() []byte {
-	return x.info
-}
-
-var errEmptyResponse = errors.New("empty response")
-
-// Get reads the subnet through the call of the corresponding method of the Subnet contract.
-func (x *Client) Get(prm GetPrm) (*GetRes, error) {
-	var prmGet client.TestInvokePrm
-
-	prmGet.SetMethod(getMethod)
-	prmGet.SetArgs(prm.args[:]...)
-
-	res, err := x.client.TestInvoke(prmGet)
-	if err != nil {
-		return nil, err
-	}
-
-	if len(res) == 0 {
-		return nil, errEmptyResponse
-	}
-
-	data, err := client.BytesFromStackItem(res[0])
-	if err != nil {
-		return nil, err
-	}
-
-	return &GetRes{
-		info: data,
-	}, nil
-}

pkg/morph/client/subnet/node.go

@@ -1,58 +0,0 @@
-package morphsubnet
-
-import (
-	"fmt"
-
-	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/client"
-)
-
-// NodeAllowedPrm groups parameters of NodeAllowed method of Subnet contract.
-type NodeAllowedPrm struct {
-	cliPrm client.TestInvokePrm
-
-	args [2]any
-}
-
-// SetID sets identifier of the subnet of the node in a binary FrostFS API protocol format.
-func (x *NodeAllowedPrm) SetID(id []byte) {
-	x.args[0] = id
-}
-
-// SetNode sets public key of the node that is being checked.
-func (x *NodeAllowedPrm) SetNode(id []byte) {
-	x.args[1] = id
-}
-
-// NodeAllowedRes groups the resulting values of NodeAllowed method of Subnet contract.
-type NodeAllowedRes struct {
-	result bool
-}
-
-// Allowed returns true iff the node is allowed to enter the subnet.
-func (x NodeAllowedRes) Allowed() bool {
-	return x.result
-}
-
-// NodeAllowed checks if the node is included in the subnetwork.
-func (x *Client) NodeAllowed(prm NodeAllowedPrm) (*NodeAllowedRes, error) {
-	prm.cliPrm.SetMethod(nodeAllowedMethod)
-	prm.cliPrm.SetArgs(prm.args[:]...)
-
-	res, err := x.client.TestInvoke(prm.cliPrm)
-	if err != nil {
-		return nil, fmt.Errorf("could not make test invoke: %w", err)
-	}
-
-	if len(res) == 0 {
-		return nil, errEmptyResponse
-	}
-
-	result, err := client.BoolFromStackItem(res[0])
-	if err != nil {
-		return nil, err
-	}
-
-	return &NodeAllowedRes{
-		result: result,
-	}, nil
-}

pkg/morph/client/subnet/nodes.go

@@ -1,54 +0,0 @@
-package morphsubnet
-
-import "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/client"
-
-// ManageNodesPrm groups parameters of node management in Subnet contract.
-//
-// Zero value adds node to subnet. Subnet and node IDs must be specified via setters.
-type ManageNodesPrm struct {
-	// remove or add node
-	rm bool
-
-	args [2]any
-}
-
-// SetRemove marks node to be removed. By default, node is added.
-func (x *ManageNodesPrm) SetRemove() {
-	x.rm = true
-}
-
-// SetSubnet sets identifier of the subnet in a binary NeoFS API protocol format.
-func (x *ManageNodesPrm) SetSubnet(id []byte) {
-	x.args[0] = id
-}
-
-// SetNode sets node's public key in a binary format.
-func (x *ManageNodesPrm) SetNode(id []byte) {
-	x.args[1] = id
-}
-
-// ManageNodesRes groups the resulting values of node management methods of Subnet contract.
-type ManageNodesRes struct{}
-
-// ManageNodes manages node list of the NeoFS subnet through Subnet contract calls.
-func (x Client) ManageNodes(prm ManageNodesPrm) (*ManageNodesRes, error) {
-	var method string
-
-	if prm.rm {
-		method = removeNodeMethod
-	} else {
-		method = addNodeMethod
-	}
-
-	var prmInvoke client.InvokePrm
-
-	prmInvoke.SetMethod(method)
-	prmInvoke.SetArgs(prm.args[:]...)
-
-	err := x.client.Invoke(prmInvoke)
-	if err != nil {
-		return nil, err
-	}
-
-	return new(ManageNodesRes), nil
-}

pkg/morph/client/subnet/put.go

@@ -1,50 +0,0 @@
-package morphsubnet
-
-import (
-	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/client"
-	"github.com/nspcc-dev/neo-go/pkg/util"
-)
-
-// PutPrm groups parameters of Put method of Subnet contract.
-type PutPrm struct {
-	cliPrm client.InvokePrm
-
-	args [3]any
-}
-
-// SetTxHash sets hash of the transaction which spawned the notification.
-// Ignore this parameter for new requests.
-func (x *PutPrm) SetTxHash(hash util.Uint256) {
-	x.cliPrm.SetHash(hash)
-}
-
-// SetID sets identifier of the created subnet in a binary FrostFS API protocol format.
-func (x *PutPrm) SetID(id []byte) {
-	x.args[0] = id
-}
-
-// SetOwner sets identifier of the subnet owner in a binary FrostFS API protocol format.
-func (x *PutPrm) SetOwner(id []byte) {
-	x.args[1] = id
-}
-
-// SetInfo sets information about the created subnet in a binary FrostFS API protocol format.
-func (x *PutPrm) SetInfo(id []byte) {
-	x.args[2] = id
-}
-
-// PutRes groups the resulting values of Put method of Subnet contract.
-type PutRes struct{}
-
-// Put creates subnet though the call of the corresponding method of the Subnet contract.
-func (x Client) Put(prm PutPrm) (*PutRes, error) {
-	prm.cliPrm.SetMethod(putMethod)
-	prm.cliPrm.SetArgs(prm.args[:]...)
-
-	err := x.client.Invoke(prm.cliPrm)
-	if err != nil {
-		return nil, err
-	}
-
-	return new(PutRes), nil
-}

pkg/morph/event/subnet/delete.go

@@ -1,63 +0,0 @@
-package subnetevents
-
-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/util"
-)
-
-// Delete structures information about the notification generated by Delete method of Subnet contract.
-type Delete struct {
-	txHash util.Uint256
-
-	id []byte
-}
-
-// MorphEvent implements Neo:Morph Event interface.
-func (Delete) MorphEvent() {}
-
-// ID returns identifier of the removed subnet in a binary format of NeoFS API protocol.
-func (x Delete) ID() []byte {
-	return x.id
-}
-
-// TxHash returns hash of the transaction which thrown the notification event.
-// Makes sense only in notary environments.
-func (x Delete) TxHash() util.Uint256 {
-	return x.txHash
-}
-
-// ParseDelete parses the notification about the removal of a subnet which has been thrown
-// by the appropriate method of the Subnet contract.
-//
-// Resulting event is of Delete type.
-func ParseDelete(e *state.ContainedNotificationEvent) (event.Event, error) {
-	var (
-		ev  Delete
-		err error
-	)
-
-	items, err := event.ParseStackArray(e)
-	if err != nil {
-		return nil, fmt.Errorf("parse stack array: %w", err)
-	}
-
-	const itemNumDelete = 1
-
-	if ln := len(items); ln != itemNumDelete {
-		return nil, event.WrongNumberOfParameters(itemNumDelete, ln)
-	}
-
-	// parse ID
-	ev.id, err = client.BytesFromStackItem(items[0])
-	if err != nil {
-		return nil, fmt.Errorf("id item: %w", err)
-	}
-
-	ev.txHash = e.Container
-
-	return ev, nil
-}

pkg/morph/event/subnet/delete_test.go

@@ -1,42 +0,0 @@
-package subnetevents_test
-
-import (
-	"testing"
-
-	subnetevents "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/event/subnet"
-	"github.com/nspcc-dev/neo-go/pkg/vm/stackitem"
-	"github.com/stretchr/testify/require"
-)
-
-func TestParseDelete(t *testing.T) {
-	id := []byte("id")
-
-	t.Run("wrong number of items", func(t *testing.T) {
-		prms := []stackitem.Item{
-			stackitem.NewByteArray(nil),
-			stackitem.NewByteArray(nil),
-		}
-
-		_, err := subnetevents.ParseDelete(createNotifyEventFromItems(prms))
-		require.Error(t, err)
-	})
-
-	t.Run("wrong id item", func(t *testing.T) {
-		_, err := subnetevents.ParseDelete(createNotifyEventFromItems([]stackitem.Item{
-			stackitem.NewMap(),
-		}))
-
-		require.Error(t, err)
-	})
-
-	t.Run("correct behavior", func(t *testing.T) {
-		ev, err := subnetevents.ParseDelete(createNotifyEventFromItems([]stackitem.Item{
-			stackitem.NewByteArray(id),
-		}))
-		require.NoError(t, err)
-
-		v := ev.(subnetevents.Delete)
-
-		require.Equal(t, id, v.ID())
-	})
-}

pkg/morph/event/subnet/put.go

@@ -1,147 +0,0 @@
-package subnetevents
-
-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/core/transaction"
-	"github.com/nspcc-dev/neo-go/pkg/network/payload"
-	"github.com/nspcc-dev/neo-go/pkg/util"
-)
-
-// Put structures information about the notification generated by Put method of Subnet contract.
-type Put struct {
-	notaryRequest *payload.P2PNotaryRequest
-
-	txHash util.Uint256
-
-	id []byte
-
-	owner []byte
-
-	info []byte
-}
-
-// MorphEvent implements Neo:Morph Event interface.
-func (Put) MorphEvent() {}
-
-// ID returns identifier of the creating subnet in a binary format of FrostFS API protocol.
-func (x Put) ID() []byte {
-	return x.id
-}
-
-// Owner returns subnet owner's public key in a binary format.
-func (x Put) Owner() []byte {
-	return x.owner
-}
-
-// Info returns information about the subnet in a binary format of FrostFS API protocol.
-func (x Put) Info() []byte {
-	return x.info
-}
-
-// TxHash returns hash of the transaction which thrown the notification event.
-// Makes sense only in notary environments.
-func (x Put) TxHash() util.Uint256 {
-	return x.txHash
-}
-
-// NotaryMainTx returns main transaction of the request in the Notary service.
-// Returns nil in non-notary environments.
-func (x Put) NotaryMainTx() *transaction.Transaction {
-	if x.notaryRequest != nil {
-		return x.notaryRequest.MainTransaction
-	}
-
-	return nil
-}
-
-// number of items in notification about subnet creation.
-const itemNumPut = 3
-
-// ParsePut parses the notification about the creation of a subnet which has been thrown
-// by the appropriate method of the subnet contract.
-//
-// Resulting event is of Put type.
-func ParsePut(e *state.ContainedNotificationEvent) (event.Event, error) {
-	var (
-		put Put
-		err error
-	)
-
-	items, err := event.ParseStackArray(e)
-	if err != nil {
-		return nil, fmt.Errorf("parse stack array: %w", err)
-	}
-
-	if ln := len(items); ln != itemNumPut {
-		return nil, event.WrongNumberOfParameters(itemNumPut, ln)
-	}
-
-	// parse ID
-	put.id, err = client.BytesFromStackItem(items[0])
-	if err != nil {
-		return nil, fmt.Errorf("id item: %w", err)
-	}
-
-	// parse owner
-	put.owner, err = client.BytesFromStackItem(items[1])
-	if err != nil {
-		return nil, fmt.Errorf("owner item: %w", err)
-	}
-
-	// parse info about subnet
-	put.info, err = client.BytesFromStackItem(items[2])
-	if err != nil {
-		return nil, fmt.Errorf("info item: %w", err)
-	}
-
-	put.txHash = e.Container
-
-	return put, nil
-}
-
-// ParseNotaryPut parses the notary notification about the creation of a subnet which has been
-// thrown by the appropriate method of the subnet contract.
-//
-// Resulting event is of Put type.
-func ParseNotaryPut(e event.NotaryEvent) (event.Event, error) {
-	var put Put
-
-	put.notaryRequest = e.Raw()
-	if put.notaryRequest == nil {
-		panic(fmt.Sprintf("nil %T in notary environment", put.notaryRequest))
-	}
-
-	var (
-		err error
-
-		prms = e.Params()
-	)
-
-	if ln := len(prms); ln != itemNumPut {
-		return nil, event.WrongNumberOfParameters(itemNumPut, ln)
-	}
-
-	// parse info about subnet
-	put.info, err = event.BytesFromOpcode(prms[0])
-	if err != nil {
-		return nil, fmt.Errorf("info param: %w", err)
-	}
-
-	// parse owner
-	put.owner, err = event.BytesFromOpcode(prms[1])
-	if err != nil {
-		return nil, fmt.Errorf("creator param: %w", err)
-	}
-
-	// parse ID
-	put.id, err = event.BytesFromOpcode(prms[2])
-	if err != nil {
-		return nil, fmt.Errorf("id param: %w", err)
-	}
-
-	return put, nil
-}

pkg/morph/event/subnet/put_test.go

@@ -1,69 +0,0 @@
-package subnetevents_test
-
-import (
-	"testing"
-
-	subnetevents "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/event/subnet"
-	"github.com/nspcc-dev/neo-go/pkg/vm/stackitem"
-	"github.com/stretchr/testify/require"
-)
-
-func TestParsePut(t *testing.T) {
-	var (
-		id    = []byte("id")
-		owner = []byte("owner")
-		info  = []byte("info")
-	)
-
-	t.Run("wrong number of items", func(t *testing.T) {
-		prms := []stackitem.Item{
-			stackitem.NewByteArray(nil),
-			stackitem.NewByteArray(nil),
-		}
-
-		_, err := subnetevents.ParsePut(createNotifyEventFromItems(prms))
-		require.Error(t, err)
-	})
-
-	t.Run("wrong id item", func(t *testing.T) {
-		_, err := subnetevents.ParsePut(createNotifyEventFromItems([]stackitem.Item{
-			stackitem.NewMap(),
-		}))
-
-		require.Error(t, err)
-	})
-
-	t.Run("wrong owner item", func(t *testing.T) {
-		_, err := subnetevents.ParsePut(createNotifyEventFromItems([]stackitem.Item{
-			stackitem.NewByteArray(id),
-			stackitem.NewMap(),
-		}))
-
-		require.Error(t, err)
-	})
-
-	t.Run("wrong info item", func(t *testing.T) {
-		_, err := subnetevents.ParsePut(createNotifyEventFromItems([]stackitem.Item{
-			stackitem.NewByteArray(id),
-			stackitem.NewByteArray(owner),
-			stackitem.NewMap(),
-		}))
-
-		require.Error(t, err)
-	})
-
-	t.Run("correct behavior", func(t *testing.T) {
-		ev, err := subnetevents.ParsePut(createNotifyEventFromItems([]stackitem.Item{
-			stackitem.NewByteArray(id),
-			stackitem.NewByteArray(owner),
-			stackitem.NewByteArray(info),
-		}))
-		require.NoError(t, err)
-
-		v := ev.(subnetevents.Put)
-
-		require.Equal(t, id, v.ID())
-		require.Equal(t, owner, v.Owner())
-		require.Equal(t, info, v.Info())
-	})
-}

pkg/morph/event/subnet/remove_node.go

@@ -1,69 +0,0 @@
-package subnetevents
-
-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/util"
-)
-
-// RemoveNode structure of subnet.RemoveNode notification from morph chain.
-type RemoveNode struct {
-	subnetID []byte
-	nodeKey  []byte
-
-	// txHash is used in notary environmental
-	// for calculating unique but same for
-	// all notification receivers values.
-	txHash util.Uint256
-}
-
-// MorphEvent implements Neo:Morph Event interface.
-func (RemoveNode) MorphEvent() {}
-
-// SubnetworkID returns a marshalled subnetID structure, defined in API.
-func (rn RemoveNode) SubnetworkID() []byte { return rn.subnetID }
-
-// Node is public key of the nodeKey that is being deleted.
-func (rn RemoveNode) Node() []byte { return rn.nodeKey }
-
-// TxHash returns hash of the TX with RemoveNode
-// notification.
-func (rn RemoveNode) TxHash() util.Uint256 { return rn.txHash }
-
-const expectedItemNumRemoveNode = 2
-
-// ParseRemoveNode parses notification into subnet event structure.
-//
-// Expects 2 stack items.
-func ParseRemoveNode(e *state.ContainedNotificationEvent) (event.Event, error) {
-	var (
-		ev  RemoveNode
-		err error
-	)
-
-	params, err := event.ParseStackArray(e)
-	if err != nil {
-		return nil, fmt.Errorf("could not parse stack items from notify event: %w", err)
-	}
-
-	if ln := len(params); ln != expectedItemNumRemoveNode {
-		return nil, event.WrongNumberOfParameters(expectedItemNumRemoveNode, ln)
-	}
-
-	ev.subnetID, err = client.BytesFromStackItem(params[0])
-	if err != nil {
-		return nil, fmt.Errorf("could not get raw subnetID: %w", err)
-	}
-
-	ev.nodeKey, err = client.BytesFromStackItem(params[1])
-	if err != nil {
-		return nil, fmt.Errorf("could not get raw public key of the node: %w", err)
-	}
-
-	ev.txHash = e.Container
-
-	return ev, nil
-}

pkg/morph/event/subnet/remove_node_test.go

@@ -1,56 +0,0 @@
-package subnetevents_test
-
-import (
-	"testing"
-
-	. "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/event/subnet"
-	subnetid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/subnet/id"
-	"github.com/nspcc-dev/neo-go/pkg/core/state"
-	"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
-	"github.com/nspcc-dev/neo-go/pkg/vm/stackitem"
-	"github.com/stretchr/testify/require"
-)
-
-func TestParseRemoveNode(t *testing.T) {
-	t.Run("wrong number of arguments", func(t *testing.T) {
-		_, err := ParseRemoveNode(createNotifyEventFromItems([]stackitem.Item{}))
-		require.Error(t, err)
-	})
-
-	t.Run("invalid item type", func(t *testing.T) {
-		args := []stackitem.Item{stackitem.NewMap(), stackitem.Make(123)}
-		_, err := ParseRemoveNode(createNotifyEventFromItems(args))
-		require.Error(t, err)
-	})
-
-	subnetID := subnetid.ID{}
-	subnetID.SetNumeric(123)
-
-	rawSubnetID := subnetID.Marshal()
-
-	priv, err := keys.NewPrivateKey()
-	require.NoError(t, err)
-
-	pub := priv.PublicKey()
-
-	t.Run("good", func(t *testing.T) {
-		args := []stackitem.Item{stackitem.NewByteArray(rawSubnetID), stackitem.Make(pub.Bytes())}
-
-		e, err := ParseRemoveNode(createNotifyEventFromItems(args))
-		require.NoError(t, err)
-
-		gotRaw := e.(RemoveNode).SubnetworkID()
-		require.NoError(t, err)
-
-		require.Equal(t, rawSubnetID, gotRaw)
-		require.Equal(t, pub.Bytes(), e.(RemoveNode).Node())
-	})
-}
-
-func createNotifyEventFromItems(items []stackitem.Item) *state.ContainedNotificationEvent {
-	return &state.ContainedNotificationEvent{
-		NotificationEvent: state.NotificationEvent{
-			Item: stackitem.NewArray(items),
-		},
-	}
-}

pkg/services/control/types.proto

@@ -54,9 +54,6 @@ message NodeInfo {
     //   attributes it's a string presenting floating point number with comma or
     //   point delimiter for decimal part. In the Network Map it will be saved as
     //   64-bit unsigned integer representing number of minimal token fractions.
-    // * Subnet \
-    //   String ID of Node's storage subnet. There can be only one subnet served
-    //   by the Storage Node.
     // * Locode \
     //   Node's geographic location in
     //   [UN/LOCODE](https://www.unece.org/cefact/codesfortrade/codes_index.html)