[#488] cmd/reputation: Add DaughterStorage

Add `DaughterStorage` init in main pkg
and start write all received daughters'
trusts to it.

Signed-off-by: Pavel Karpy <carpawell@nspcc.ru>

cmd/neofs-node/reputation/intermediate/daughters.go

@@ -0,0 +1,35 @@
+package intermediate
+
+import (
+	"github.com/nspcc-dev/neofs-node/pkg/services/reputation"
+	"github.com/nspcc-dev/neofs-node/pkg/services/reputation/common"
+	reputationcommon "github.com/nspcc-dev/neofs-node/pkg/services/reputation/common"
+	"github.com/nspcc-dev/neofs-node/pkg/services/reputation/eigentrust/storage/daughters"
+	"github.com/nspcc-dev/neofs-node/pkg/util/logger"
+)
+
+type DaughterStorage struct {
+	Log     *logger.Logger
+	Storage *daughters.Storage
+}
+
+type DaughterTrustWriter struct {
+	log     *logger.Logger
+	storage *daughters.Storage
+}
+
+func (w *DaughterTrustWriter) Write(ctx common.Context, t reputation.Trust) error {
+	w.storage.Put(ctx.Epoch(), t)
+	return nil
+}
+
+func (w *DaughterTrustWriter) Close() error {
+	return nil
+}
+
+func (s *DaughterStorage) InitWriter(_ reputationcommon.Context) (reputationcommon.Writer, error) {
+	return &DaughterTrustWriter{
+		log:     s.Log,
+		storage: s.Storage,
+	}, nil
+}