Add proto definition for PackObjectsHookWithSidechannel

The implementation will follow in a later commit.

2 files changed, 256 insertions, 74 deletions

diff --git a/proto/go/gitalypb/hook.pb.go b/proto/go/gitalypb/hook.pb.go
index a25bf0254..51fbaf539 100644
--- a/proto/go/gitalypb/hook.pb.go
+++ b/proto/go/gitalypb/hook.pb.go
@@ -735,6 +735,100 @@ func (x *PackObjectsHookResponse) GetStderr() []byte {
 	return nil
 }
 
+type PackObjectsHookWithSidechannelRequest struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Repository *Repository `protobuf:"bytes,1,opt,name=repository,proto3" json:"repository,omitempty"`
+	// args contains the arguments passed to the pack-objects hook, without the leading "git"
+	Args []string `protobuf:"bytes,2,rep,name=args,proto3" json:"args,omitempty"`
+}
+
+func (x *PackObjectsHookWithSidechannelRequest) Reset() {
+	*x = PackObjectsHookWithSidechannelRequest{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_hook_proto_msgTypes[10]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *PackObjectsHookWithSidechannelRequest) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*PackObjectsHookWithSidechannelRequest) ProtoMessage() {}
+
+func (x *PackObjectsHookWithSidechannelRequest) ProtoReflect() protoreflect.Message {
+	mi := &file_hook_proto_msgTypes[10]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use PackObjectsHookWithSidechannelRequest.ProtoReflect.Descriptor instead.
+func (*PackObjectsHookWithSidechannelRequest) Descriptor() ([]byte, []int) {
+	return file_hook_proto_rawDescGZIP(), []int{10}
+}
+
+func (x *PackObjectsHookWithSidechannelRequest) GetRepository() *Repository {
+	if x != nil {
+		return x.Repository
+	}
+	return nil
+}
+
+func (x *PackObjectsHookWithSidechannelRequest) GetArgs() []string {
+	if x != nil {
+		return x.Args
+	}
+	return nil
+}
+
+type PackObjectsHookWithSidechannelResponse struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+}
+
+func (x *PackObjectsHookWithSidechannelResponse) Reset() {
+	*x = PackObjectsHookWithSidechannelResponse{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_hook_proto_msgTypes[11]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *PackObjectsHookWithSidechannelResponse) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*PackObjectsHookWithSidechannelResponse) ProtoMessage() {}
+
+func (x *PackObjectsHookWithSidechannelResponse) ProtoReflect() protoreflect.Message {
+	mi := &file_hook_proto_msgTypes[11]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use PackObjectsHookWithSidechannelResponse.ProtoReflect.Descriptor instead.
+func (*PackObjectsHookWithSidechannelResponse) Descriptor() ([]byte, []int) {
+	return file_hook_proto_rawDescGZIP(), []int{11}
+}
+
 var File_hook_proto protoreflect.FileDescriptor
 
 var file_hook_proto_rawDesc = []byte{
@@ -842,42 +936,60 @@ var file_hook_proto_rawDesc = []byte{
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 }
 
 var (
@@ -893,48 +1005,53 @@ func file_hook_proto_rawDescGZIP() []byte {
 }
 
 var file_hook_proto_enumTypes = make([]protoimpl.EnumInfo, 1)
-var file_hook_proto_msgTypes = make([]protoimpl.MessageInfo, 10)
+var file_hook_proto_msgTypes = make([]protoimpl.MessageInfo, 12)
 var file_hook_proto_goTypes = []interface{}{
-	(ReferenceTransactionHookRequest_State)(0), // 0: gitaly.ReferenceTransactionHookRequest.State
-	(*PreReceiveHookRequest)(nil),              // 1: gitaly.PreReceiveHookRequest
-	(*PreReceiveHookResponse)(nil),             // 2: gitaly.PreReceiveHookResponse
-	(*PostReceiveHookRequest)(nil),             // 3: gitaly.PostReceiveHookRequest
-	(*PostReceiveHookResponse)(nil),            // 4: gitaly.PostReceiveHookResponse
-	(*UpdateHookRequest)(nil),                  // 5: gitaly.UpdateHookRequest
-	(*UpdateHookResponse)(nil),                 // 6: gitaly.UpdateHookResponse
-	(*ReferenceTransactionHookRequest)(nil),    // 7: gitaly.ReferenceTransactionHookRequest
-	(*ReferenceTransactionHookResponse)(nil),   // 8: gitaly.ReferenceTransactionHookResponse
-	(*PackObjectsHookRequest)(nil),             // 9: gitaly.PackObjectsHookRequest
-	(*PackObjectsHookResponse)(nil),            // 10: gitaly.PackObjectsHookResponse
-	(*Repository)(nil),                         // 11: gitaly.Repository
-	(*ExitStatus)(nil),                         // 12: gitaly.ExitStatus
+	(ReferenceTransactionHookRequest_State)(0),     // 0: gitaly.ReferenceTransactionHookRequest.State
+	(*PreReceiveHookRequest)(nil),                  // 1: gitaly.PreReceiveHookRequest
+	(*PreReceiveHookResponse)(nil),                 // 2: gitaly.PreReceiveHookResponse
+	(*PostReceiveHookRequest)(nil),                 // 3: gitaly.PostReceiveHookRequest
+	(*PostReceiveHookResponse)(nil),                // 4: gitaly.PostReceiveHookResponse
+	(*UpdateHookRequest)(nil),                      // 5: gitaly.UpdateHookRequest
+	(*UpdateHookResponse)(nil),                     // 6: gitaly.UpdateHookResponse
+	(*ReferenceTransactionHookRequest)(nil),        // 7: gitaly.ReferenceTransactionHookRequest
+	(*ReferenceTransactionHookResponse)(nil),       // 8: gitaly.ReferenceTransactionHookResponse
+	(*PackObjectsHookRequest)(nil),                 // 9: gitaly.PackObjectsHookRequest
+	(*PackObjectsHookResponse)(nil),                // 10: gitaly.PackObjectsHookResponse
+	(*PackObjectsHookWithSidechannelRequest)(nil),  // 11: gitaly.PackObjectsHookWithSidechannelRequest
+	(*PackObjectsHookWithSidechannelResponse)(nil), // 12: gitaly.PackObjectsHookWithSidechannelResponse
+	(*Repository)(nil),                             // 13: gitaly.Repository
+	(*ExitStatus)(nil),                             // 14: gitaly.ExitStatus
 }
 var file_hook_proto_depIdxs = []int32{
-	11, // 0: gitaly.PreReceiveHookRequest.repository:type_name -> gitaly.Repository
-	12, // 1: gitaly.PreReceiveHookResponse.exit_status:type_name -> gitaly.ExitStatus
-	11, // 2: gitaly.PostReceiveHookRequest.repository:type_name -> gitaly.Repository
-	12, // 3: gitaly.PostReceiveHookResponse.exit_status:type_name -> gitaly.ExitStatus
-	11, // 4: gitaly.UpdateHookRequest.repository:type_name -> gitaly.Repository
-	12, // 5: gitaly.UpdateHookResponse.exit_status:type_name -> gitaly.ExitStatus
-	11, // 6: gitaly.ReferenceTransactionHookRequest.repository:type_name -> gitaly.Repository
+	13, // 0: gitaly.PreReceiveHookRequest.repository:type_name -> gitaly.Repository
+	14, // 1: gitaly.PreReceiveHookResponse.exit_status:type_name -> gitaly.ExitStatus
+	13, // 2: gitaly.PostReceiveHookRequest.repository:type_name -> gitaly.Repository
+	14, // 3: gitaly.PostReceiveHookResponse.exit_status:type_name -> gitaly.ExitStatus
+	13, // 4: gitaly.UpdateHookRequest.repository:type_name -> gitaly.Repository
+	14, // 5: gitaly.UpdateHookResponse.exit_status:type_name -> gitaly.ExitStatus
+	13, // 6: gitaly.ReferenceTransactionHookRequest.repository:type_name -> gitaly.Repository
 	0,  // 7: gitaly.ReferenceTransactionHookRequest.state:type_name -> gitaly.ReferenceTransactionHookRequest.State
-	12, // 8: gitaly.ReferenceTransactionHookResponse.exit_status:type_name -> gitaly.ExitStatus
-	11, // 9: gitaly.PackObjectsHookRequest.repository:type_name -> gitaly.Repository
-	1,  // 10: gitaly.HookService.PreReceiveHook:input_type -> gitaly.PreReceiveHookRequest
-	3,  // 11: gitaly.HookService.PostReceiveHook:input_type -> gitaly.PostReceiveHookRequest
-	5,  // 12: gitaly.HookService.UpdateHook:input_type -> gitaly.UpdateHookRequest
-	7,  // 13: gitaly.HookService.ReferenceTransactionHook:input_type -> gitaly.ReferenceTransactionHookRequest
-	9,  // 14: gitaly.HookService.PackObjectsHook:input_type -> gitaly.PackObjectsHookRequest
-	2,  // 15: gitaly.HookService.PreReceiveHook:output_type -> gitaly.PreReceiveHookResponse
-	4,  // 16: gitaly.HookService.PostReceiveHook:output_type -> gitaly.PostReceiveHookResponse
-	6,  // 17: gitaly.HookService.UpdateHook:output_type -> gitaly.UpdateHookResponse
-	8,  // 18: gitaly.HookService.ReferenceTransactionHook:output_type -> gitaly.ReferenceTransactionHookResponse
-	10, // 19: gitaly.HookService.PackObjectsHook:output_type -> gitaly.PackObjectsHookResponse
-	15, // [15:20] is the sub-list for method output_type
-	10, // [10:15] is the sub-list for method input_type
-	10, // [10:10] is the sub-list for extension type_name
-	10, // [10:10] is the sub-list for extension extendee
-	0,  // [0:10] is the sub-list for field type_name
+	14, // 8: gitaly.ReferenceTransactionHookResponse.exit_status:type_name -> gitaly.ExitStatus
+	13, // 9: gitaly.PackObjectsHookRequest.repository:type_name -> gitaly.Repository
+	13, // 10: gitaly.PackObjectsHookWithSidechannelRequest.repository:type_name -> gitaly.Repository
+	1,  // 11: gitaly.HookService.PreReceiveHook:input_type -> gitaly.PreReceiveHookRequest
+	3,  // 12: gitaly.HookService.PostReceiveHook:input_type -> gitaly.PostReceiveHookRequest
+	5,  // 13: gitaly.HookService.UpdateHook:input_type -> gitaly.UpdateHookRequest
+	7,  // 14: gitaly.HookService.ReferenceTransactionHook:input_type -> gitaly.ReferenceTransactionHookRequest
+	9,  // 15: gitaly.HookService.PackObjectsHook:input_type -> gitaly.PackObjectsHookRequest
+	11, // 16: gitaly.HookService.PackObjectsHookWithSidechannel:input_type -> gitaly.PackObjectsHookWithSidechannelRequest
+	2,  // 17: gitaly.HookService.PreReceiveHook:output_type -> gitaly.PreReceiveHookResponse
+	4,  // 18: gitaly.HookService.PostReceiveHook:output_type -> gitaly.PostReceiveHookResponse
+	6,  // 19: gitaly.HookService.UpdateHook:output_type -> gitaly.UpdateHookResponse
+	8,  // 20: gitaly.HookService.ReferenceTransactionHook:output_type -> gitaly.ReferenceTransactionHookResponse
+	10, // 21: gitaly.HookService.PackObjectsHook:output_type -> gitaly.PackObjectsHookResponse
+	12, // 22: gitaly.HookService.PackObjectsHookWithSidechannel:output_type -> gitaly.PackObjectsHookWithSidechannelResponse
+	17, // [17:23] is the sub-list for method output_type
+	11, // [11:17] is the sub-list for method input_type
+	11, // [11:11] is the sub-list for extension type_name
+	11, // [11:11] is the sub-list for extension extendee
+	0,  // [0:11] is the sub-list for field type_name
 }
 
 func init() { file_hook_proto_init() }
@@ -1065,6 +1182,30 @@ func file_hook_proto_init() {
 				return nil
 			}
 		}
+		file_hook_proto_msgTypes[10].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*PackObjectsHookWithSidechannelRequest); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_hook_proto_msgTypes[11].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*PackObjectsHookWithSidechannelResponse); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
 	}
 	type x struct{}
 	out := protoimpl.TypeBuilder{
@@ -1072,7 +1213,7 @@ func file_hook_proto_init() {
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
 			RawDescriptor: file_hook_proto_rawDesc,
 			NumEnums:      1,
-			NumMessages:   10,
+			NumMessages:   12,
 			NumExtensions: 0,
 			NumServices:   1,
 		},
diff --git a/proto/go/gitalypb/hook_grpc.pb.go b/proto/go/gitalypb/hook_grpc.pb.go
index 7efe8249f..16324fac5 100644
--- a/proto/go/gitalypb/hook_grpc.pb.go
+++ b/proto/go/gitalypb/hook_grpc.pb.go
@@ -26,6 +26,9 @@ type HookServiceClient interface {
 	// uploadpack.packObjectsHook mechanism. It generates a stream of packed
 	// Git objects.
 	PackObjectsHook(ctx context.Context, opts ...grpc.CallOption) (HookService_PackObjectsHookClient, error)
+	// PackObjectsHookWithSidechannel is an optimized version of PackObjectsHook that uses
+	// a unix socket side channel.
+	PackObjectsHookWithSidechannel(ctx context.Context, in *PackObjectsHookWithSidechannelRequest, opts ...grpc.CallOption) (*PackObjectsHookWithSidechannelResponse, error)
 }
 
 type hookServiceClient struct {
@@ -192,6 +195,15 @@ func (x *hookServicePackObjectsHookClient) Recv() (*PackObjectsHookResponse, err
 	return m, nil
 }
 
+func (c *hookServiceClient) PackObjectsHookWithSidechannel(ctx context.Context, in *PackObjectsHookWithSidechannelRequest, opts ...grpc.CallOption) (*PackObjectsHookWithSidechannelResponse, error) {
+	out := new(PackObjectsHookWithSidechannelResponse)
+	err := c.cc.Invoke(ctx, "/gitaly.HookService/PackObjectsHookWithSidechannel", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
 // HookServiceServer is the server API for HookService service.
 // All implementations must embed UnimplementedHookServiceServer
 // for forward compatibility
@@ -204,6 +216,9 @@ type HookServiceServer interface {
 	// uploadpack.packObjectsHook mechanism. It generates a stream of packed
 	// Git objects.
 	PackObjectsHook(HookService_PackObjectsHookServer) error
+	// PackObjectsHookWithSidechannel is an optimized version of PackObjectsHook that uses
+	// a unix socket side channel.
+	PackObjectsHookWithSidechannel(context.Context, *PackObjectsHookWithSidechannelRequest) (*PackObjectsHookWithSidechannelResponse, error)
 	mustEmbedUnimplementedHookServiceServer()
 }
 
@@ -226,6 +241,9 @@ func (UnimplementedHookServiceServer) ReferenceTransactionHook(HookService_Refer
 func (UnimplementedHookServiceServer) PackObjectsHook(HookService_PackObjectsHookServer) error {
 	return status.Errorf(codes.Unimplemented, "method PackObjectsHook not implemented")
 }
+func (UnimplementedHookServiceServer) PackObjectsHookWithSidechannel(context.Context, *PackObjectsHookWithSidechannelRequest) (*PackObjectsHookWithSidechannelResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method PackObjectsHookWithSidechannel not implemented")
+}
 func (UnimplementedHookServiceServer) mustEmbedUnimplementedHookServiceServer() {}
 
 // UnsafeHookServiceServer may be embedded to opt out of forward compatibility for this service.
@@ -364,13 +382,36 @@ func (x *hookServicePackObjectsHookServer) Recv() (*PackObjectsHookRequest, erro
 	return m, nil
 }
 
+func _HookService_PackObjectsHookWithSidechannel_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(PackObjectsHookWithSidechannelRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(HookServiceServer).PackObjectsHookWithSidechannel(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/gitaly.HookService/PackObjectsHookWithSidechannel",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(HookServiceServer).PackObjectsHookWithSidechannel(ctx, req.(*PackObjectsHookWithSidechannelRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
 // HookService_ServiceDesc is the grpc.ServiceDesc for HookService service.
 // It's only intended for direct use with grpc.RegisterService,
 // and not to be introspected or modified (even as a copy)
 var HookService_ServiceDesc = grpc.ServiceDesc{
 	ServiceName: "gitaly.HookService",
 	HandlerType: (*HookServiceServer)(nil),
-	Methods:     []grpc.MethodDesc{},
+	Methods: []grpc.MethodDesc{
+		{
+			MethodName: "PackObjectsHookWithSidechannel",
+			Handler:    _HookService_PackObjectsHookWithSidechannel_Handler,
+		},
+	},
 	Streams: []grpc.StreamDesc{
 		{
 			StreamName:    "PreReceiveHook",