[#1086] services/control: implement DumpShard RPC

Signed-off-by: Evgenii Stratonikov <evgeniy@nspcc.ru>

pkg/services/control/server/dump.go

@@ -0,0 +1,37 @@
+package control
+
+import (
+	"context"
+
+	"github.com/nspcc-dev/neofs-node/pkg/local_object_storage/shard"
+	"github.com/nspcc-dev/neofs-node/pkg/services/control"
+	"google.golang.org/grpc/codes"
+	"google.golang.org/grpc/status"
+)
+
+func (s *Server) DumpShard(_ context.Context, req *control.DumpShardRequest) (*control.DumpShardResponse, error) {
+	err := s.isValidRequest(req)
+	if err != nil {
+		return nil, status.Error(codes.PermissionDenied, err.Error())
+	}
+
+	shardID := shard.NewIDFromBytes(req.GetBody().GetShard_ID())
+
+	prm := new(shard.DumpPrm)
+	prm.WithPath(req.GetBody().GetFilepath())
+	prm.WithIgnoreErrors(req.GetBody().GetIgnoreErrors())
+
+	err = s.s.DumpShard(shardID, prm)
+	if err != nil {
+		return nil, status.Error(codes.Internal, err.Error())
+	}
+
+	resp := new(control.DumpShardResponse)
+	resp.SetBody(new(control.DumpShardResponse_Body))
+
+	err = SignMessage(s.key, resp)
+	if err != nil {
+		return nil, status.Error(codes.Internal, err.Error())
+	}
+	return resp, nil
+}