[#132] Add cleanup table in netmap processor

Signed-off-by: Alex Vanin <alexey@nspcc.ru>

pkg/innerring/processors/netmap/cleanup_table.go

@@ -4,7 +4,7 @@ import (
 	"encoding/hex"
 	"sync"
 
-	"github.com/nspcc-dev/neofs-api-go/v2/netmap/grpc"
+	netmap "github.com/nspcc-dev/neofs-api-go/v2/netmap/grpc"
 )
 
 type (

pkg/innerring/processors/netmap/cleanup_table_test.go

@@ -4,20 +4,20 @@ import (
 	"encoding/hex"
 	"testing"
 
-	"github.com/nspcc-dev/neofs-api-go/v2/netmap/grpc"
+	netmap "github.com/nspcc-dev/neofs-api-go/v2/netmap/grpc"
 	crypto "github.com/nspcc-dev/neofs-crypto"
 	"github.com/nspcc-dev/neofs-node/pkg/util/test"
 	"github.com/stretchr/testify/require"
 )
 
 func TestCleanupTable(t *testing.T) {
-	var infos = []netmap.NodeInfo{
+	infos := []netmap.NodeInfo{
 		{PublicKey: crypto.MarshalPublicKey(&test.DecodeKey(1).PublicKey)},
 		{PublicKey: crypto.MarshalPublicKey(&test.DecodeKey(2).PublicKey)},
 		{PublicKey: crypto.MarshalPublicKey(&test.DecodeKey(3).PublicKey)},
 	}
 
-	var mapInfos = map[string]struct{}{
+	mapInfos := map[string]struct{}{
 		hex.EncodeToString(infos[0].PublicKey): {},
 		hex.EncodeToString(infos[1].PublicKey): {},
 		hex.EncodeToString(infos[2].PublicKey): {},
@@ -110,6 +110,5 @@ func TestCleanupTable(t *testing.T) {
 				}))
 			require.EqualValues(t, len(infos)-1, cnt)
 		})
-
 	})
 }

pkg/innerring/processors/netmap/processor.go

@@ -38,6 +38,8 @@ type (
 		epochState     EpochState
 		activeState    ActiveState
 		morphClient    *client.Client
+
+		netmapSnapshot cleanupTable
 	}
 
 	// Params of the processor constructor.
@@ -49,6 +51,8 @@ type (
 		MorphClient      *client.Client
 		EpochState       EpochState
 		ActiveState      ActiveState
+		CleanupEnabled   bool
+		CleanupThreshold uint64 // in epochs
 	}
 )
 
@@ -88,6 +92,7 @@ func New(p *Params) (*Processor, error) {
 		epochState:     p.EpochState,
 		activeState:    p.ActiveState,
 		morphClient:    p.MorphClient,
+		netmapSnapshot: newCleanupTable(p.CleanupEnabled, p.CleanupThreshold),
 	}, nil
 }