[#647] objsvc/search: Remove netmap.Source wrapper

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

pkg/services/object/search/exec.go

@@ -74,7 +74,7 @@ func (exec *execCtx) initEpoch() bool {
 		return true
 	}
 
-	e, err := exec.svc.currentEpochReceiver.currentEpoch()
+	e, err := exec.svc.currentEpochReceiver.Epoch()
 
 	switch {
 	default:

pkg/services/object/search/search_test.go

@@ -56,7 +56,7 @@ type simpleIDWriter struct {
 
 type testEpochReceiver uint64
 
-func (e testEpochReceiver) currentEpoch() (uint64, error) {
+func (e testEpochReceiver) Epoch() (uint64, error) {
 	return uint64(e), nil
 }
 

pkg/services/object/search/service.go

@@ -49,7 +49,7 @@ type cfg struct {
 	}
 
 	currentEpochReceiver interface {
-		currentEpoch() (uint64, error)
+		Epoch() (uint64, error)
 	}
 
 	keyStore *util.KeyStorage
@@ -71,11 +71,9 @@ func New(e *engine.StorageEngine,
 		localStorage: &storageEngineWrapper{
 			storage: e,
 		},
-		traverserGenerator: (*traverseGeneratorWrapper)(tg),
-		currentEpochReceiver: &nmSrcWrapper{
-			nmSrc: ns,
-		},
-		keyStore: ks,
+		traverserGenerator:   (*traverseGeneratorWrapper)(tg),
+		currentEpochReceiver: ns,
+		keyStore:             ks,
 	}
 
 	for i := range opts {

pkg/services/object/search/util.go

@@ -5,7 +5,6 @@ import (
 	"sync"
 
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/core/client"
-	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/core/netmap"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/engine"
 	internalclient "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/services/object/internal/client"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/services/object/util"
@@ -36,10 +35,6 @@ type storageEngineWrapper struct {
 
 type traverseGeneratorWrapper util.TraverserGenerator
 
-type nmSrcWrapper struct {
-	nmSrc netmap.Source
-}
-
 func newUniqueAddressWriter(w IDListWriter) IDListWriter {
 	return &uniqueIDWriter{
 		written: make(map[oid.ID]struct{}),
@@ -143,7 +138,3 @@ func idsFromAddresses(addrs []oid.Address) []oid.ID {
 func (e *traverseGeneratorWrapper) generateTraverser(cnr cid.ID, epoch uint64) (*placement.Traverser, error) {
 	return (*util.TraverserGenerator)(e).GenerateTraverser(cnr, nil, epoch)
 }
-
-func (n *nmSrcWrapper) currentEpoch() (uint64, error) {
-	return n.nmSrc.Epoch()
-}