protocols: replace gogo/types.Empty and Any

by Google versions.

Signed-off-by: Beraldo Leal <bleal@redhat.com>

src/runtime/cmd/kata-runtime/factory.go

@@ -15,7 +15,6 @@ import (
 	"syscall"
 	"time"
 
-	"github.com/gogo/protobuf/types"
 	"github.com/kata-containers/kata-containers/src/runtime/pkg/oci"
 	pb "github.com/kata-containers/kata-containers/src/runtime/protocols/cache"
 	vc "github.com/kata-containers/kata-containers/src/runtime/virtcontainers"
@@ -25,6 +24,7 @@ import (
 	"golang.org/x/sys/unix"
 	"google.golang.org/grpc"
 	"google.golang.org/grpc/credentials/insecure"
+	emptypb "google.golang.org/protobuf/types/known/emptypb"
 )
 
 var factorySubCmds = []cli.Command{
@@ -51,7 +51,7 @@ type cacheServer struct {
 var jsonVMConfig *pb.GrpcVMConfig
 
 // Config requests base factory config and convert it to gRPC protocol.
-func (s *cacheServer) Config(ctx context.Context, empty *types.Empty) (*pb.GrpcVMConfig, error) {
+func (s *cacheServer) Config(ctx context.Context, empty *emptypb.Empty) (*pb.GrpcVMConfig, error) {
 	if jsonVMConfig == nil {
 		config := s.factory.Config()
 
@@ -66,7 +66,7 @@ func (s *cacheServer) Config(ctx context.Context, empty *types.Empty) (*pb.GrpcV
 }
 
 // GetBaseVM requests a paused VM and convert it to gRPC protocol.
-func (s *cacheServer) GetBaseVM(ctx context.Context, empty *types.Empty) (*pb.GrpcVM, error) {
+func (s *cacheServer) GetBaseVM(ctx context.Context, empty *emptypb.Empty) (*pb.GrpcVM, error) {
 	config := s.factory.Config()
 
 	vm, err := s.factory.GetBaseVM(ctx, config)
@@ -83,16 +83,16 @@ func (s *cacheServer) quit() {
 }
 
 // Quit will stop VMCache server after 1 second.
-func (s *cacheServer) Quit(ctx context.Context, empty *types.Empty) (*types.Empty, error) {
+func (s *cacheServer) Quit(ctx context.Context, empty *emptypb.Empty) (*emptypb.Empty, error) {
 	go func() {
 		kataLog.Info("VM cache server will stop after 1 second")
 		time.Sleep(time.Second)
 		s.quit()
 	}()
-	return &types.Empty{}, nil
+	return &emptypb.Empty{}, nil
 }
 
-func (s *cacheServer) Status(ctx context.Context, empty *types.Empty) (*pb.GrpcStatus, error) {
+func (s *cacheServer) Status(ctx context.Context, empty *emptypb.Empty) (*pb.GrpcStatus, error) {
 	stat := pb.GrpcStatus{
 		Pid:      int64(os.Getpid()),
 		Vmstatus: s.factory.GetVMStatus(),
@@ -241,7 +241,7 @@ var destroyFactoryCommand = cli.Command{
 				return errors.Wrapf(err, "failed to connect %q", runtimeConfig.FactoryConfig.VMCacheEndpoint)
 			}
 			defer conn.Close()
-			_, err = pb.NewCacheServiceClient(conn).Quit(ctx, &types.Empty{})
+			_, err = pb.NewCacheServiceClient(conn).Quit(ctx, &emptypb.Empty{})
 			if err != nil {
 				return errors.Wrapf(err, "failed to call gRPC Quit")
 			}
@@ -291,7 +291,7 @@ var statusFactoryCommand = cli.Command{
 				fmt.Fprintln(defaultOutputFile, errors.Wrapf(err, "failed to connect %q", runtimeConfig.FactoryConfig.VMCacheEndpoint))
 			} else {
 				defer conn.Close()
-				status, err := pb.NewCacheServiceClient(conn).Status(ctx, &types.Empty{})
+				status, err := pb.NewCacheServiceClient(conn).Status(ctx, &emptypb.Empty{})
 				if err != nil {
 					fmt.Fprintln(defaultOutputFile, errors.Wrapf(err, "failed to call gRPC Status\n"))
 				} else {

src/runtime/go.mod

@@ -54,6 +54,7 @@ require (
 	golang.org/x/oauth2 v0.0.0-20220622183110-fd043fe589d2
 	golang.org/x/sys v0.6.0
 	google.golang.org/grpc v1.47.0
+	google.golang.org/protobuf v1.28.1
 	k8s.io/apimachinery v0.22.5
 	k8s.io/cri-api v0.23.1
 )
@@ -107,7 +108,6 @@ require (
 	golang.org/x/text v0.8.0 // indirect
 	google.golang.org/appengine v1.6.7 // indirect
 	google.golang.org/genproto v0.0.0-20220624142145-8cd45d7dbd1f // indirect
-	google.golang.org/protobuf v1.28.1 // indirect
 	gopkg.in/inf.v0 v0.9.1 // indirect
 	gopkg.in/yaml.v2 v2.4.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect

src/runtime/hack/update-generated-runtime-proto.sh

@@ -4,11 +4,11 @@
 # SPDX-License-Identifier: Apache-2.0
 #
 
+CACHE_PATH="protocols/cache"
+
 protoc \
-	-I=$GOPATH/src \
-	-I=$GOPATH/src/github.com/gogo/protobuf/protobuf \
-	--proto_path=protocols/cache \
-	--gogofast_out=\
-Mgoogle/protobuf/empty.proto=github.com/gogo/protobuf/types,\
-plugins=grpc:protocols/cache \
-	protocols/cache/cache.proto
+    -I=$GOPATH/src \
+    --proto_path=$CACHE_PATH \
+    --go_out=$CACHE_PATH \
+    --go-grpc_out=$CACHE_PATH \
+    $CACHE_PATH/cache.proto

src/runtime/pkg/containerd-shim-v2/exec.go

@@ -14,8 +14,8 @@ import (
 	"github.com/containerd/containerd/api/types/task"
 	"github.com/containerd/containerd/errdefs"
 	"github.com/containerd/typeurl"
-	googleProtobuf "github.com/gogo/protobuf/types"
 	"github.com/kata-containers/kata-containers/src/runtime/virtcontainers/types"
+	anypb "google.golang.org/protobuf/types/known/anypb"
 	specs "github.com/opencontainers/runtime-spec/specs-go"
 )
 
@@ -69,12 +69,12 @@ func getEnvs(envs []string) []types.EnvVar {
 	return vcEnvs
 }
 
-func newExec(c *container, stdin, stdout, stderr string, terminal bool, jspec *googleProtobuf.Any) (*exec, error) {
+func newExec(c *container, stdin, stdout, stderr string, terminal bool, jspec *anypb.Any) (*exec, error) {
 	var height uint32
 	var width uint32
 
 	if jspec == nil {
-		return nil, errdefs.ToGRPCf(errdefs.ErrInvalidArgument, "googleProtobuf.Any points to nil")
+		return nil, errdefs.ToGRPCf(errdefs.ErrInvalidArgument, "anypb.Any points to nil")
 	}
 
 	// process exec request

src/runtime/pkg/containerd-shim-v2/metrics.go

@@ -12,12 +12,12 @@ import (
 	cgroupsv2 "github.com/containerd/cgroups/v2/stats"
 	"github.com/containerd/typeurl"
 
-	google_protobuf "github.com/gogo/protobuf/types"
 	resCtrl "github.com/kata-containers/kata-containers/src/runtime/pkg/resourcecontrol"
 	vc "github.com/kata-containers/kata-containers/src/runtime/virtcontainers"
+	anypb "google.golang.org/protobuf/types/known/anypb"
 )
 
-func marshalMetrics(ctx context.Context, s *service, containerID string) (*google_protobuf.Any, error) {
+func marshalMetrics(ctx context.Context, s *service, containerID string) (*anypb.Any, error) {
 	stats, err := s.sandbox.StatsContainer(ctx, containerID)
 	if err != nil {
 		return nil, err

src/runtime/pkg/containerd-shim-v2/service.go

@@ -24,12 +24,12 @@ import (
 	cdshim "github.com/containerd/containerd/runtime/v2/shim"
 	taskAPI "github.com/containerd/containerd/runtime/v2/task"
 	"github.com/containerd/typeurl"
-	ptypes "github.com/gogo/protobuf/types"
 	"github.com/opencontainers/runtime-spec/specs-go"
 	"github.com/pkg/errors"
 	"github.com/sirupsen/logrus"
 	otelTrace "go.opentelemetry.io/otel/trace"
 	"golang.org/x/sys/unix"
+	emptypb "google.golang.org/protobuf/types/known/emptypb"
 
 	"github.com/kata-containers/kata-containers/src/runtime/pkg/katautils"
 	"github.com/kata-containers/kata-containers/src/runtime/pkg/katautils/katatrace"
@@ -57,7 +57,7 @@ const (
 )
 
 var (
-	empty                     = &ptypes.Empty{}
+	empty                     = &emptypb.Empty{}
 	_     taskAPI.TaskService = (taskAPI.TaskService)(&service{})
 )
 
@@ -544,7 +544,7 @@ func (s *service) Delete(ctx context.Context, r *taskAPI.DeleteRequest) (_ *task
 }
 
 // Exec an additional process inside the container
-func (s *service) Exec(ctx context.Context, r *taskAPI.ExecProcessRequest) (_ *ptypes.Empty, err error) {
+func (s *service) Exec(ctx context.Context, r *taskAPI.ExecProcessRequest) (_ *emptypb.Empty, err error) {
 	shimLog.WithField("container", r.ID).Debug("Exec() start")
 	defer shimLog.WithField("container", r.ID).Debug("Exec() end")
 	span, _ := katatrace.Trace(s.rootCtx, shimLog, "Exec", shimTracingTags)
@@ -584,7 +584,7 @@ func (s *service) Exec(ctx context.Context, r *taskAPI.ExecProcessRequest) (_ *p
 }
 
 // ResizePty of a process
-func (s *service) ResizePty(ctx context.Context, r *taskAPI.ResizePtyRequest) (_ *ptypes.Empty, err error) {
+func (s *service) ResizePty(ctx context.Context, r *taskAPI.ResizePtyRequest) (_ *emptypb.Empty, err error) {
 	shimLog.WithField("container", r.ID).Debug("ResizePty() start")
 	defer shimLog.WithField("container", r.ID).Debug("ResizePty() end")
 	span, spanCtx := katatrace.Trace(s.rootCtx, shimLog, "ResizePty", shimTracingTags)
@@ -681,7 +681,7 @@ func (s *service) State(ctx context.Context, r *taskAPI.StateRequest) (_ *taskAP
 }
 
 // Pause the container
-func (s *service) Pause(ctx context.Context, r *taskAPI.PauseRequest) (_ *ptypes.Empty, err error) {
+func (s *service) Pause(ctx context.Context, r *taskAPI.PauseRequest) (_ *emptypb.Empty, err error) {
 	shimLog.WithField("container", r.ID).Debug("Pause() start")
 	defer shimLog.WithField("container", r.ID).Debug("Pause() end")
 	span, spanCtx := katatrace.Trace(s.rootCtx, shimLog, "Pause", shimTracingTags)
@@ -722,7 +722,7 @@ func (s *service) Pause(ctx context.Context, r *taskAPI.PauseRequest) (_ *ptypes
 }
 
 // Resume the container
-func (s *service) Resume(ctx context.Context, r *taskAPI.ResumeRequest) (_ *ptypes.Empty, err error) {
+func (s *service) Resume(ctx context.Context, r *taskAPI.ResumeRequest) (_ *emptypb.Empty, err error) {
 	shimLog.WithField("container", r.ID).Debug("Resume() start")
 	defer shimLog.WithField("container", r.ID).Debug("Resume() end")
 	span, spanCtx := katatrace.Trace(s.rootCtx, shimLog, "Resume", shimTracingTags)
@@ -761,7 +761,7 @@ func (s *service) Resume(ctx context.Context, r *taskAPI.ResumeRequest) (_ *ptyp
 }
 
 // Kill a process with the provided signal
-func (s *service) Kill(ctx context.Context, r *taskAPI.KillRequest) (_ *ptypes.Empty, err error) {
+func (s *service) Kill(ctx context.Context, r *taskAPI.KillRequest) (_ *emptypb.Empty, err error) {
 	shimLog.WithField("container", r.ID).Debug("Kill() start")
 	defer shimLog.WithField("container", r.ID).Debug("Kill() end")
 	span, spanCtx := katatrace.Trace(s.rootCtx, shimLog, "Kill", shimTracingTags)
@@ -851,7 +851,7 @@ func (s *service) Pids(ctx context.Context, r *taskAPI.PidsRequest) (_ *taskAPI.
 }
 
 // CloseIO of a process
-func (s *service) CloseIO(ctx context.Context, r *taskAPI.CloseIORequest) (_ *ptypes.Empty, err error) {
+func (s *service) CloseIO(ctx context.Context, r *taskAPI.CloseIORequest) (_ *emptypb.Empty, err error) {
 	shimLog.WithField("container", r.ID).Debug("CloseIO() start")
 	defer shimLog.WithField("container", r.ID).Debug("CloseIO() end")
 	span, _ := katatrace.Trace(s.rootCtx, shimLog, "CloseIO", shimTracingTags)
@@ -894,7 +894,7 @@ func (s *service) CloseIO(ctx context.Context, r *taskAPI.CloseIORequest) (_ *pt
 }
 
 // Checkpoint the container
-func (s *service) Checkpoint(ctx context.Context, r *taskAPI.CheckpointTaskRequest) (_ *ptypes.Empty, err error) {
+func (s *service) Checkpoint(ctx context.Context, r *taskAPI.CheckpointTaskRequest) (_ *emptypb.Empty, err error) {
 	shimLog.WithField("container", r.ID).Debug("Checkpoint() start")
 	defer shimLog.WithField("container", r.ID).Debug("Checkpoint() end")
 	span, _ := katatrace.Trace(s.rootCtx, shimLog, "Checkpoint", shimTracingTags)
@@ -932,7 +932,7 @@ func (s *service) Connect(ctx context.Context, r *taskAPI.ConnectRequest) (_ *ta
 	}, nil
 }
 
-func (s *service) Shutdown(ctx context.Context, r *taskAPI.ShutdownRequest) (_ *ptypes.Empty, err error) {
+func (s *service) Shutdown(ctx context.Context, r *taskAPI.ShutdownRequest) (_ *emptypb.Empty, err error) {
 	shimLog.WithField("container", r.ID).Debug("Shutdown() start")
 	defer shimLog.WithField("container", r.ID).Debug("Shutdown() end")
 	span, _ := katatrace.Trace(s.rootCtx, shimLog, "Shutdown", shimTracingTags)
@@ -1009,7 +1009,7 @@ func (s *service) Stats(ctx context.Context, r *taskAPI.StatsRequest) (_ *taskAP
 }
 
 // Update a running container
-func (s *service) Update(ctx context.Context, r *taskAPI.UpdateTaskRequest) (_ *ptypes.Empty, err error) {
+func (s *service) Update(ctx context.Context, r *taskAPI.UpdateTaskRequest) (_ *emptypb.Empty, err error) {
 	shimLog.WithField("container", r.ID).Debug("Update() start")
 	defer shimLog.WithField("container", r.ID).Debug("Update() end")
 	span, spanCtx := katatrace.Trace(s.rootCtx, shimLog, "Update", shimTracingTags)

src/runtime/protocols/cache/cache.proto

@@ -8,6 +8,8 @@ syntax = "proto3";
 
 package cache;
 
+option go_package = "./";
+
 import "google/protobuf/empty.proto";
 
 service CacheService {

src/runtime/protocols/cache/cache_grpc.pb.go

@@ -0,0 +1,227 @@
+//
+// Copyright 2019 HyperHQ Inc.
+//
+// SPDX-License-Identifier: Apache-2.0
+//
+
+// Code generated by protoc-gen-go-grpc. DO NOT EDIT.
+// versions:
+// - protoc-gen-go-grpc v1.3.0
+// - protoc             v3.21.12
+// source: cache.proto
+
+package __
+
+import (
+	context "context"
+	grpc "google.golang.org/grpc"
+	codes "google.golang.org/grpc/codes"
+	status "google.golang.org/grpc/status"
+	emptypb "google.golang.org/protobuf/types/known/emptypb"
+)
+
+// This is a compile-time assertion to ensure that this generated file
+// is compatible with the grpc package it is being compiled against.
+// Requires gRPC-Go v1.32.0 or later.
+const _ = grpc.SupportPackageIsVersion7
+
+const (
+	CacheService_Config_FullMethodName    = "/cache.CacheService/Config"
+	CacheService_GetBaseVM_FullMethodName = "/cache.CacheService/GetBaseVM"
+	CacheService_Status_FullMethodName    = "/cache.CacheService/Status"
+	CacheService_Quit_FullMethodName      = "/cache.CacheService/Quit"
+)
+
+// CacheServiceClient is the client API for CacheService service.
+//
+// For semantics around ctx use and closing/ending streaming RPCs, please refer to https://pkg.go.dev/google.golang.org/grpc/?tab=doc#ClientConn.NewStream.
+type CacheServiceClient interface {
+	Config(ctx context.Context, in *emptypb.Empty, opts ...grpc.CallOption) (*GrpcVMConfig, error)
+	GetBaseVM(ctx context.Context, in *emptypb.Empty, opts ...grpc.CallOption) (*GrpcVM, error)
+	Status(ctx context.Context, in *emptypb.Empty, opts ...grpc.CallOption) (*GrpcStatus, error)
+	Quit(ctx context.Context, in *emptypb.Empty, opts ...grpc.CallOption) (*emptypb.Empty, error)
+}
+
+type cacheServiceClient struct {
+	cc grpc.ClientConnInterface
+}
+
+func NewCacheServiceClient(cc grpc.ClientConnInterface) CacheServiceClient {
+	return &cacheServiceClient{cc}
+}
+
+func (c *cacheServiceClient) Config(ctx context.Context, in *emptypb.Empty, opts ...grpc.CallOption) (*GrpcVMConfig, error) {
+	out := new(GrpcVMConfig)
+	err := c.cc.Invoke(ctx, CacheService_Config_FullMethodName, in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+func (c *cacheServiceClient) GetBaseVM(ctx context.Context, in *emptypb.Empty, opts ...grpc.CallOption) (*GrpcVM, error) {
+	out := new(GrpcVM)
+	err := c.cc.Invoke(ctx, CacheService_GetBaseVM_FullMethodName, in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+func (c *cacheServiceClient) Status(ctx context.Context, in *emptypb.Empty, opts ...grpc.CallOption) (*GrpcStatus, error) {
+	out := new(GrpcStatus)
+	err := c.cc.Invoke(ctx, CacheService_Status_FullMethodName, in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+func (c *cacheServiceClient) Quit(ctx context.Context, in *emptypb.Empty, opts ...grpc.CallOption) (*emptypb.Empty, error) {
+	out := new(emptypb.Empty)
+	err := c.cc.Invoke(ctx, CacheService_Quit_FullMethodName, in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+// CacheServiceServer is the server API for CacheService service.
+// All implementations must embed UnimplementedCacheServiceServer
+// for forward compatibility
+type CacheServiceServer interface {
+	Config(context.Context, *emptypb.Empty) (*GrpcVMConfig, error)
+	GetBaseVM(context.Context, *emptypb.Empty) (*GrpcVM, error)
+	Status(context.Context, *emptypb.Empty) (*GrpcStatus, error)
+	Quit(context.Context, *emptypb.Empty) (*emptypb.Empty, error)
+	mustEmbedUnimplementedCacheServiceServer()
+}
+
+// UnimplementedCacheServiceServer must be embedded to have forward compatible implementations.
+type UnimplementedCacheServiceServer struct {
+}
+
+func (UnimplementedCacheServiceServer) Config(context.Context, *emptypb.Empty) (*GrpcVMConfig, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method Config not implemented")
+}
+func (UnimplementedCacheServiceServer) GetBaseVM(context.Context, *emptypb.Empty) (*GrpcVM, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method GetBaseVM not implemented")
+}
+func (UnimplementedCacheServiceServer) Status(context.Context, *emptypb.Empty) (*GrpcStatus, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method Status not implemented")
+}
+func (UnimplementedCacheServiceServer) Quit(context.Context, *emptypb.Empty) (*emptypb.Empty, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method Quit not implemented")
+}
+func (UnimplementedCacheServiceServer) mustEmbedUnimplementedCacheServiceServer() {}
+
+// UnsafeCacheServiceServer may be embedded to opt out of forward compatibility for this service.
+// Use of this interface is not recommended, as added methods to CacheServiceServer will
+// result in compilation errors.
+type UnsafeCacheServiceServer interface {
+	mustEmbedUnimplementedCacheServiceServer()
+}
+
+func RegisterCacheServiceServer(s grpc.ServiceRegistrar, srv CacheServiceServer) {
+	s.RegisterService(&CacheService_ServiceDesc, srv)
+}
+
+func _CacheService_Config_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(emptypb.Empty)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(CacheServiceServer).Config(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: CacheService_Config_FullMethodName,
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(CacheServiceServer).Config(ctx, req.(*emptypb.Empty))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+func _CacheService_GetBaseVM_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(emptypb.Empty)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(CacheServiceServer).GetBaseVM(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: CacheService_GetBaseVM_FullMethodName,
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(CacheServiceServer).GetBaseVM(ctx, req.(*emptypb.Empty))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+func _CacheService_Status_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(emptypb.Empty)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(CacheServiceServer).Status(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: CacheService_Status_FullMethodName,
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(CacheServiceServer).Status(ctx, req.(*emptypb.Empty))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+func _CacheService_Quit_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(emptypb.Empty)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(CacheServiceServer).Quit(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: CacheService_Quit_FullMethodName,
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(CacheServiceServer).Quit(ctx, req.(*emptypb.Empty))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+// CacheService_ServiceDesc is the grpc.ServiceDesc for CacheService service.
+// It's only intended for direct use with grpc.RegisterService,
+// and not to be introspected or modified (even as a copy)
+var CacheService_ServiceDesc = grpc.ServiceDesc{
+	ServiceName: "cache.CacheService",
+	HandlerType: (*CacheServiceServer)(nil),
+	Methods: []grpc.MethodDesc{
+		{
+			MethodName: "Config",
+			Handler:    _CacheService_Config_Handler,
+		},
+		{
+			MethodName: "GetBaseVM",
+			Handler:    _CacheService_GetBaseVM_Handler,
+		},
+		{
+			MethodName: "Status",
+			Handler:    _CacheService_Status_Handler,
+		},
+		{
+			MethodName: "Quit",
+			Handler:    _CacheService_Quit_Handler,
+		},
+	},
+	Streams:  []grpc.StreamDesc{},
+	Metadata: "cache.proto",
+}

src/runtime/vendor/google.golang.org/protobuf/types/known/emptypb/empty.pb.go

@@ -0,0 +1,168 @@
+// Protocol Buffers - Google's data interchange format
+// Copyright 2008 Google Inc.  All rights reserved.
+// https://developers.google.com/protocol-buffers/
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//     * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+// Code generated by protoc-gen-go. DO NOT EDIT.
+// source: google/protobuf/empty.proto
+
+package emptypb
+
+import (
+	protoreflect "google.golang.org/protobuf/reflect/protoreflect"
+	protoimpl "google.golang.org/protobuf/runtime/protoimpl"
+	reflect "reflect"
+	sync "sync"
+)
+
+// A generic empty message that you can re-use to avoid defining duplicated
+// empty messages in your APIs. A typical example is to use it as the request
+// or the response type of an API method. For instance:
+//
+//     service Foo {
+//       rpc Bar(google.protobuf.Empty) returns (google.protobuf.Empty);
+//     }
+//
+// The JSON representation for `Empty` is empty JSON object `{}`.
+type Empty struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+}
+
+func (x *Empty) Reset() {
+	*x = Empty{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_google_protobuf_empty_proto_msgTypes[0]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *Empty) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*Empty) ProtoMessage() {}
+
+func (x *Empty) ProtoReflect() protoreflect.Message {
+	mi := &file_google_protobuf_empty_proto_msgTypes[0]
+	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 Empty.ProtoReflect.Descriptor instead.
+func (*Empty) Descriptor() ([]byte, []int) {
+	return file_google_protobuf_empty_proto_rawDescGZIP(), []int{0}
+}
+
+var File_google_protobuf_empty_proto protoreflect.FileDescriptor
+
+var file_google_protobuf_empty_proto_rawDesc = []byte{
+	0x0a, 0x1b, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2f, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75,
+	0x66, 0x2f, 0x65, 0x6d, 0x70, 0x74, 0x79, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x0f, 0x67,
+	0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x22, 0x07,
+	0x0a, 0x05, 0x45, 0x6d, 0x70, 0x74, 0x79, 0x42, 0x7d, 0x0a, 0x13, 0x63, 0x6f, 0x6d, 0x2e, 0x67,
+	0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x42, 0x0a,
+	0x45, 0x6d, 0x70, 0x74, 0x79, 0x50, 0x72, 0x6f, 0x74, 0x6f, 0x50, 0x01, 0x5a, 0x2e, 0x67, 0x6f,
+	0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x67, 0x6f, 0x6c, 0x61, 0x6e, 0x67, 0x2e, 0x6f, 0x72, 0x67, 0x2f,
+	0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2f, 0x74, 0x79, 0x70, 0x65, 0x73, 0x2f, 0x6b,
+	0x6e, 0x6f, 0x77, 0x6e, 0x2f, 0x65, 0x6d, 0x70, 0x74, 0x79, 0x70, 0x62, 0xf8, 0x01, 0x01, 0xa2,
+	0x02, 0x03, 0x47, 0x50, 0x42, 0xaa, 0x02, 0x1e, 0x47, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x50,
+	0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2e, 0x57, 0x65, 0x6c, 0x6c, 0x4b, 0x6e, 0x6f, 0x77,
+	0x6e, 0x54, 0x79, 0x70, 0x65, 0x73, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
+}
+
+var (
+	file_google_protobuf_empty_proto_rawDescOnce sync.Once
+	file_google_protobuf_empty_proto_rawDescData = file_google_protobuf_empty_proto_rawDesc
+)
+
+func file_google_protobuf_empty_proto_rawDescGZIP() []byte {
+	file_google_protobuf_empty_proto_rawDescOnce.Do(func() {
+		file_google_protobuf_empty_proto_rawDescData = protoimpl.X.CompressGZIP(file_google_protobuf_empty_proto_rawDescData)
+	})
+	return file_google_protobuf_empty_proto_rawDescData
+}
+
+var file_google_protobuf_empty_proto_msgTypes = make([]protoimpl.MessageInfo, 1)
+var file_google_protobuf_empty_proto_goTypes = []interface{}{
+	(*Empty)(nil), // 0: google.protobuf.Empty
+}
+var file_google_protobuf_empty_proto_depIdxs = []int32{
+	0, // [0:0] is the sub-list for method output_type
+	0, // [0:0] is the sub-list for method input_type
+	0, // [0:0] is the sub-list for extension type_name
+	0, // [0:0] is the sub-list for extension extendee
+	0, // [0:0] is the sub-list for field type_name
+}
+
+func init() { file_google_protobuf_empty_proto_init() }
+func file_google_protobuf_empty_proto_init() {
+	if File_google_protobuf_empty_proto != nil {
+		return
+	}
+	if !protoimpl.UnsafeEnabled {
+		file_google_protobuf_empty_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*Empty); 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{
+		File: protoimpl.DescBuilder{
+			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
+			RawDescriptor: file_google_protobuf_empty_proto_rawDesc,
+			NumEnums:      0,
+			NumMessages:   1,
+			NumExtensions: 0,
+			NumServices:   0,
+		},
+		GoTypes:           file_google_protobuf_empty_proto_goTypes,
+		DependencyIndexes: file_google_protobuf_empty_proto_depIdxs,
+		MessageInfos:      file_google_protobuf_empty_proto_msgTypes,
+	}.Build()
+	File_google_protobuf_empty_proto = out.File
+	file_google_protobuf_empty_proto_rawDesc = nil
+	file_google_protobuf_empty_proto_goTypes = nil
+	file_google_protobuf_empty_proto_depIdxs = nil
+}

src/runtime/vendor/modules.txt

@@ -549,6 +549,7 @@ google.golang.org/protobuf/runtime/protoimpl
 google.golang.org/protobuf/types/descriptorpb
 google.golang.org/protobuf/types/known/anypb
 google.golang.org/protobuf/types/known/durationpb
+google.golang.org/protobuf/types/known/emptypb
 google.golang.org/protobuf/types/known/timestamppb
 # gopkg.in/inf.v0 v0.9.1
 ## explicit

src/runtime/virtcontainers/factory/grpccache/grpccache.go

@@ -10,7 +10,7 @@ import (
 	"context"
 	"fmt"
 
-	types "github.com/gogo/protobuf/types"
+	emptypb "google.golang.org/protobuf/types/known/emptypb"
 	pb "github.com/kata-containers/kata-containers/src/runtime/protocols/cache"
 	vc "github.com/kata-containers/kata-containers/src/runtime/virtcontainers"
 	"github.com/kata-containers/kata-containers/src/runtime/virtcontainers/factory/base"
@@ -31,7 +31,7 @@ func New(ctx context.Context, endpoint string) (base.FactoryBase, error) {
 		return nil, errors.Wrapf(err, "failed to connect %q", endpoint)
 	}
 
-	jConfig, err := pb.NewCacheServiceClient(conn).Config(ctx, &types.Empty{})
+	jConfig, err := pb.NewCacheServiceClient(conn).Config(ctx, &emptypb.Empty{})
 	if err != nil {
 		return nil, errors.Wrapf(err, "failed to Config")
 	}
@@ -52,7 +52,7 @@ func (g *grpccache) Config() vc.VMConfig {
 // GetBaseVM create a new VM directly.
 func (g *grpccache) GetBaseVM(ctx context.Context, config vc.VMConfig) (*vc.VM, error) {
 	defer g.conn.Close()
-	gVM, err := pb.NewCacheServiceClient(g.conn).GetBaseVM(ctx, &types.Empty{})
+	gVM, err := pb.NewCacheServiceClient(g.conn).GetBaseVM(ctx, &emptypb.Empty{})
 	if err != nil {
 		return nil, errors.Wrapf(err, "failed to GetBaseVM")
 	}

src/runtime/virtcontainers/pkg/agent/protocols/grpc/agent_ttrpc.pb.go

@@ -0,0 +1,638 @@
+// Code generated by protoc-gen-go-ttrpc. DO NOT EDIT.
+// source: agent.proto
+package grpc
+
+import (
+	context "context"
+	ttrpc "github.com/containerd/ttrpc"
+	protocols "github.com/kata-containers/kata-containers/src/runtime/virtcontainers/pkg/agent/protocols"
+	emptypb "google.golang.org/protobuf/types/known/emptypb"
+)
+
+type AgentServiceService interface {
+	CreateContainer(context.Context, *CreateContainerRequest) (*emptypb.Empty, error)
+	StartContainer(context.Context, *StartContainerRequest) (*emptypb.Empty, error)
+	RemoveContainer(context.Context, *RemoveContainerRequest) (*emptypb.Empty, error)
+	ExecProcess(context.Context, *ExecProcessRequest) (*emptypb.Empty, error)
+	SignalProcess(context.Context, *SignalProcessRequest) (*emptypb.Empty, error)
+	WaitProcess(context.Context, *WaitProcessRequest) (*WaitProcessResponse, error)
+	UpdateContainer(context.Context, *UpdateContainerRequest) (*emptypb.Empty, error)
+	UpdateEphemeralMounts(context.Context, *UpdateEphemeralMountsRequest) (*emptypb.Empty, error)
+	StatsContainer(context.Context, *StatsContainerRequest) (*StatsContainerResponse, error)
+	PauseContainer(context.Context, *PauseContainerRequest) (*emptypb.Empty, error)
+	ResumeContainer(context.Context, *ResumeContainerRequest) (*emptypb.Empty, error)
+	RemoveStaleVirtiofsShareMounts(context.Context, *RemoveStaleVirtiofsShareMountsRequest) (*emptypb.Empty, error)
+	WriteStdin(context.Context, *WriteStreamRequest) (*WriteStreamResponse, error)
+	ReadStdout(context.Context, *ReadStreamRequest) (*ReadStreamResponse, error)
+	ReadStderr(context.Context, *ReadStreamRequest) (*ReadStreamResponse, error)
+	CloseStdin(context.Context, *CloseStdinRequest) (*emptypb.Empty, error)
+	TtyWinResize(context.Context, *TtyWinResizeRequest) (*emptypb.Empty, error)
+	UpdateInterface(context.Context, *UpdateInterfaceRequest) (*protocols.Interface, error)
+	UpdateRoutes(context.Context, *UpdateRoutesRequest) (*Routes, error)
+	ListInterfaces(context.Context, *ListInterfacesRequest) (*Interfaces, error)
+	ListRoutes(context.Context, *ListRoutesRequest) (*Routes, error)
+	AddARPNeighbors(context.Context, *AddARPNeighborsRequest) (*emptypb.Empty, error)
+	GetIPTables(context.Context, *GetIPTablesRequest) (*GetIPTablesResponse, error)
+	SetIPTables(context.Context, *SetIPTablesRequest) (*SetIPTablesResponse, error)
+	GetMetrics(context.Context, *GetMetricsRequest) (*Metrics, error)
+	CreateSandbox(context.Context, *CreateSandboxRequest) (*emptypb.Empty, error)
+	DestroySandbox(context.Context, *DestroySandboxRequest) (*emptypb.Empty, error)
+	OnlineCPUMem(context.Context, *OnlineCPUMemRequest) (*emptypb.Empty, error)
+	ReseedRandomDev(context.Context, *ReseedRandomDevRequest) (*emptypb.Empty, error)
+	GetGuestDetails(context.Context, *GuestDetailsRequest) (*GuestDetailsResponse, error)
+	MemHotplugByProbe(context.Context, *MemHotplugByProbeRequest) (*emptypb.Empty, error)
+	SetGuestDateTime(context.Context, *SetGuestDateTimeRequest) (*emptypb.Empty, error)
+	CopyFile(context.Context, *CopyFileRequest) (*emptypb.Empty, error)
+	GetOOMEvent(context.Context, *GetOOMEventRequest) (*OOMEvent, error)
+	AddSwap(context.Context, *AddSwapRequest) (*emptypb.Empty, error)
+	GetVolumeStats(context.Context, *VolumeStatsRequest) (*VolumeStatsResponse, error)
+	ResizeVolume(context.Context, *ResizeVolumeRequest) (*emptypb.Empty, error)
+	SetPolicy(context.Context, *SetPolicyRequest) (*emptypb.Empty, error)
+}
+
+func RegisterAgentServiceService(srv *ttrpc.Server, svc AgentServiceService) {
+	srv.RegisterService("grpc.AgentService", &ttrpc.ServiceDesc{
+		Methods: map[string]ttrpc.Method{
+			"CreateContainer": func(ctx context.Context, unmarshal func(interface{}) error) (interface{}, error) {
+				var req CreateContainerRequest
+				if err := unmarshal(&req); err != nil {
+					return nil, err
+				}
+				return svc.CreateContainer(ctx, &req)
+			},
+			"StartContainer": func(ctx context.Context, unmarshal func(interface{}) error) (interface{}, error) {
+				var req StartContainerRequest
+				if err := unmarshal(&req); err != nil {
+					return nil, err
+				}
+				return svc.StartContainer(ctx, &req)
+			},
+			"RemoveContainer": func(ctx context.Context, unmarshal func(interface{}) error) (interface{}, error) {
+				var req RemoveContainerRequest
+				if err := unmarshal(&req); err != nil {
+					return nil, err
+				}
+				return svc.RemoveContainer(ctx, &req)
+			},
+			"ExecProcess": func(ctx context.Context, unmarshal func(interface{}) error) (interface{}, error) {
+				var req ExecProcessRequest
+				if err := unmarshal(&req); err != nil {
+					return nil, err
+				}
+				return svc.ExecProcess(ctx, &req)
+			},
+			"SignalProcess": func(ctx context.Context, unmarshal func(interface{}) error) (interface{}, error) {
+				var req SignalProcessRequest
+				if err := unmarshal(&req); err != nil {
+					return nil, err
+				}
+				return svc.SignalProcess(ctx, &req)
+			},
+			"WaitProcess": func(ctx context.Context, unmarshal func(interface{}) error) (interface{}, error) {
+				var req WaitProcessRequest
+				if err := unmarshal(&req); err != nil {
+					return nil, err
+				}
+				return svc.WaitProcess(ctx, &req)
+			},
+			"UpdateContainer": func(ctx context.Context, unmarshal func(interface{}) error) (interface{}, error) {
+				var req UpdateContainerRequest
+				if err := unmarshal(&req); err != nil {
+					return nil, err
+				}
+				return svc.UpdateContainer(ctx, &req)
+			},
+			"UpdateEphemeralMounts": func(ctx context.Context, unmarshal func(interface{}) error) (interface{}, error) {
+				var req UpdateEphemeralMountsRequest
+				if err := unmarshal(&req); err != nil {
+					return nil, err
+				}
+				return svc.UpdateEphemeralMounts(ctx, &req)
+			},
+			"StatsContainer": func(ctx context.Context, unmarshal func(interface{}) error) (interface{}, error) {
+				var req StatsContainerRequest
+				if err := unmarshal(&req); err != nil {
+					return nil, err
+				}
+				return svc.StatsContainer(ctx, &req)
+			},
+			"PauseContainer": func(ctx context.Context, unmarshal func(interface{}) error) (interface{}, error) {
+				var req PauseContainerRequest
+				if err := unmarshal(&req); err != nil {
+					return nil, err
+				}
+				return svc.PauseContainer(ctx, &req)
+			},
+			"ResumeContainer": func(ctx context.Context, unmarshal func(interface{}) error) (interface{}, error) {
+				var req ResumeContainerRequest
+				if err := unmarshal(&req); err != nil {
+					return nil, err
+				}
+				return svc.ResumeContainer(ctx, &req)
+			},
+			"RemoveStaleVirtiofsShareMounts": func(ctx context.Context, unmarshal func(interface{}) error) (interface{}, error) {
+				var req RemoveStaleVirtiofsShareMountsRequest
+				if err := unmarshal(&req); err != nil {
+					return nil, err
+				}
+				return svc.RemoveStaleVirtiofsShareMounts(ctx, &req)
+			},
+			"WriteStdin": func(ctx context.Context, unmarshal func(interface{}) error) (interface{}, error) {
+				var req WriteStreamRequest
+				if err := unmarshal(&req); err != nil {
+					return nil, err
+				}
+				return svc.WriteStdin(ctx, &req)
+			},
+			"ReadStdout": func(ctx context.Context, unmarshal func(interface{}) error) (interface{}, error) {
+				var req ReadStreamRequest
+				if err := unmarshal(&req); err != nil {
+					return nil, err
+				}
+				return svc.ReadStdout(ctx, &req)
+			},
+			"ReadStderr": func(ctx context.Context, unmarshal func(interface{}) error) (interface{}, error) {
+				var req ReadStreamRequest
+				if err := unmarshal(&req); err != nil {
+					return nil, err
+				}
+				return svc.ReadStderr(ctx, &req)
+			},
+			"CloseStdin": func(ctx context.Context, unmarshal func(interface{}) error) (interface{}, error) {
+				var req CloseStdinRequest
+				if err := unmarshal(&req); err != nil {
+					return nil, err
+				}
+				return svc.CloseStdin(ctx, &req)
+			},
+			"TtyWinResize": func(ctx context.Context, unmarshal func(interface{}) error) (interface{}, error) {
+				var req TtyWinResizeRequest
+				if err := unmarshal(&req); err != nil {
+					return nil, err
+				}
+				return svc.TtyWinResize(ctx, &req)
+			},
+			"UpdateInterface": func(ctx context.Context, unmarshal func(interface{}) error) (interface{}, error) {
+				var req UpdateInterfaceRequest
+				if err := unmarshal(&req); err != nil {
+					return nil, err
+				}
+				return svc.UpdateInterface(ctx, &req)
+			},
+			"UpdateRoutes": func(ctx context.Context, unmarshal func(interface{}) error) (interface{}, error) {
+				var req UpdateRoutesRequest
+				if err := unmarshal(&req); err != nil {
+					return nil, err
+				}
+				return svc.UpdateRoutes(ctx, &req)
+			},
+			"ListInterfaces": func(ctx context.Context, unmarshal func(interface{}) error) (interface{}, error) {
+				var req ListInterfacesRequest
+				if err := unmarshal(&req); err != nil {
+					return nil, err
+				}
+				return svc.ListInterfaces(ctx, &req)
+			},
+			"ListRoutes": func(ctx context.Context, unmarshal func(interface{}) error) (interface{}, error) {
+				var req ListRoutesRequest
+				if err := unmarshal(&req); err != nil {
+					return nil, err
+				}
+				return svc.ListRoutes(ctx, &req)
+			},
+			"AddARPNeighbors": func(ctx context.Context, unmarshal func(interface{}) error) (interface{}, error) {
+				var req AddARPNeighborsRequest
+				if err := unmarshal(&req); err != nil {
+					return nil, err
+				}
+				return svc.AddARPNeighbors(ctx, &req)
+			},
+			"GetIPTables": func(ctx context.Context, unmarshal func(interface{}) error) (interface{}, error) {
+				var req GetIPTablesRequest
+				if err := unmarshal(&req); err != nil {
+					return nil, err
+				}
+				return svc.GetIPTables(ctx, &req)
+			},
+			"SetIPTables": func(ctx context.Context, unmarshal func(interface{}) error) (interface{}, error) {
+				var req SetIPTablesRequest
+				if err := unmarshal(&req); err != nil {
+					return nil, err
+				}
+				return svc.SetIPTables(ctx, &req)
+			},
+			"GetMetrics": func(ctx context.Context, unmarshal func(interface{}) error) (interface{}, error) {
+				var req GetMetricsRequest
+				if err := unmarshal(&req); err != nil {
+					return nil, err
+				}
+				return svc.GetMetrics(ctx, &req)
+			},
+			"CreateSandbox": func(ctx context.Context, unmarshal func(interface{}) error) (interface{}, error) {
+				var req CreateSandboxRequest
+				if err := unmarshal(&req); err != nil {
+					return nil, err
+				}
+				return svc.CreateSandbox(ctx, &req)
+			},
+			"DestroySandbox": func(ctx context.Context, unmarshal func(interface{}) error) (interface{}, error) {
+				var req DestroySandboxRequest
+				if err := unmarshal(&req); err != nil {
+					return nil, err
+				}
+				return svc.DestroySandbox(ctx, &req)
+			},
+			"OnlineCPUMem": func(ctx context.Context, unmarshal func(interface{}) error) (interface{}, error) {
+				var req OnlineCPUMemRequest
+				if err := unmarshal(&req); err != nil {
+					return nil, err
+				}
+				return svc.OnlineCPUMem(ctx, &req)
+			},
+			"ReseedRandomDev": func(ctx context.Context, unmarshal func(interface{}) error) (interface{}, error) {
+				var req ReseedRandomDevRequest
+				if err := unmarshal(&req); err != nil {
+					return nil, err
+				}
+				return svc.ReseedRandomDev(ctx, &req)
+			},
+			"GetGuestDetails": func(ctx context.Context, unmarshal func(interface{}) error) (interface{}, error) {
+				var req GuestDetailsRequest
+				if err := unmarshal(&req); err != nil {
+					return nil, err
+				}
+				return svc.GetGuestDetails(ctx, &req)
+			},
+			"MemHotplugByProbe": func(ctx context.Context, unmarshal func(interface{}) error) (interface{}, error) {
+				var req MemHotplugByProbeRequest
+				if err := unmarshal(&req); err != nil {
+					return nil, err
+				}
+				return svc.MemHotplugByProbe(ctx, &req)
+			},
+			"SetGuestDateTime": func(ctx context.Context, unmarshal func(interface{}) error) (interface{}, error) {
+				var req SetGuestDateTimeRequest
+				if err := unmarshal(&req); err != nil {
+					return nil, err
+				}
+				return svc.SetGuestDateTime(ctx, &req)
+			},
+			"CopyFile": func(ctx context.Context, unmarshal func(interface{}) error) (interface{}, error) {
+				var req CopyFileRequest
+				if err := unmarshal(&req); err != nil {
+					return nil, err
+				}
+				return svc.CopyFile(ctx, &req)
+			},
+			"GetOOMEvent": func(ctx context.Context, unmarshal func(interface{}) error) (interface{}, error) {
+				var req GetOOMEventRequest
+				if err := unmarshal(&req); err != nil {
+					return nil, err
+				}
+				return svc.GetOOMEvent(ctx, &req)
+			},
+			"AddSwap": func(ctx context.Context, unmarshal func(interface{}) error) (interface{}, error) {
+				var req AddSwapRequest
+				if err := unmarshal(&req); err != nil {
+					return nil, err
+				}
+				return svc.AddSwap(ctx, &req)
+			},
+			"GetVolumeStats": func(ctx context.Context, unmarshal func(interface{}) error) (interface{}, error) {
+				var req VolumeStatsRequest
+				if err := unmarshal(&req); err != nil {
+					return nil, err
+				}
+				return svc.GetVolumeStats(ctx, &req)
+			},
+			"ResizeVolume": func(ctx context.Context, unmarshal func(interface{}) error) (interface{}, error) {
+				var req ResizeVolumeRequest
+				if err := unmarshal(&req); err != nil {
+					return nil, err
+				}
+				return svc.ResizeVolume(ctx, &req)
+			},
+			"SetPolicy": func(ctx context.Context, unmarshal func(interface{}) error) (interface{}, error) {
+				var req SetPolicyRequest
+				if err := unmarshal(&req); err != nil {
+					return nil, err
+				}
+				return svc.SetPolicy(ctx, &req)
+			},
+		},
+	})
+}
+
+type agentserviceClient struct {
+	client *ttrpc.Client
+}
+
+func NewAgentServiceClient(client *ttrpc.Client) AgentServiceService {
+	return &agentserviceClient{
+		client: client,
+	}
+}
+
+func (c *agentserviceClient) CreateContainer(ctx context.Context, req *CreateContainerRequest) (*emptypb.Empty, error) {
+	var resp emptypb.Empty
+	if err := c.client.Call(ctx, "grpc.AgentService", "CreateContainer", req, &resp); err != nil {
+		return nil, err
+	}
+	return &resp, nil
+}
+
+func (c *agentserviceClient) StartContainer(ctx context.Context, req *StartContainerRequest) (*emptypb.Empty, error) {
+	var resp emptypb.Empty
+	if err := c.client.Call(ctx, "grpc.AgentService", "StartContainer", req, &resp); err != nil {
+		return nil, err
+	}
+	return &resp, nil
+}
+
+func (c *agentserviceClient) RemoveContainer(ctx context.Context, req *RemoveContainerRequest) (*emptypb.Empty, error) {
+	var resp emptypb.Empty
+	if err := c.client.Call(ctx, "grpc.AgentService", "RemoveContainer", req, &resp); err != nil {
+		return nil, err
+	}
+	return &resp, nil
+}
+
+func (c *agentserviceClient) ExecProcess(ctx context.Context, req *ExecProcessRequest) (*emptypb.Empty, error) {
+	var resp emptypb.Empty
+	if err := c.client.Call(ctx, "grpc.AgentService", "ExecProcess", req, &resp); err != nil {
+		return nil, err
+	}
+	return &resp, nil
+}
+
+func (c *agentserviceClient) SignalProcess(ctx context.Context, req *SignalProcessRequest) (*emptypb.Empty, error) {
+	var resp emptypb.Empty
+	if err := c.client.Call(ctx, "grpc.AgentService", "SignalProcess", req, &resp); err != nil {
+		return nil, err
+	}
+	return &resp, nil
+}
+
+func (c *agentserviceClient) WaitProcess(ctx context.Context, req *WaitProcessRequest) (*WaitProcessResponse, error) {
+	var resp WaitProcessResponse
+	if err := c.client.Call(ctx, "grpc.AgentService", "WaitProcess", req, &resp); err != nil {
+		return nil, err
+	}
+	return &resp, nil
+}
+
+func (c *agentserviceClient) UpdateContainer(ctx context.Context, req *UpdateContainerRequest) (*emptypb.Empty, error) {
+	var resp emptypb.Empty
+	if err := c.client.Call(ctx, "grpc.AgentService", "UpdateContainer", req, &resp); err != nil {
+		return nil, err
+	}
+	return &resp, nil
+}
+
+func (c *agentserviceClient) UpdateEphemeralMounts(ctx context.Context, req *UpdateEphemeralMountsRequest) (*emptypb.Empty, error) {
+	var resp emptypb.Empty
+	if err := c.client.Call(ctx, "grpc.AgentService", "UpdateEphemeralMounts", req, &resp); err != nil {
+		return nil, err
+	}
+	return &resp, nil
+}
+
+func (c *agentserviceClient) StatsContainer(ctx context.Context, req *StatsContainerRequest) (*StatsContainerResponse, error) {
+	var resp StatsContainerResponse
+	if err := c.client.Call(ctx, "grpc.AgentService", "StatsContainer", req, &resp); err != nil {
+		return nil, err
+	}
+	return &resp, nil
+}
+
+func (c *agentserviceClient) PauseContainer(ctx context.Context, req *PauseContainerRequest) (*emptypb.Empty, error) {
+	var resp emptypb.Empty
+	if err := c.client.Call(ctx, "grpc.AgentService", "PauseContainer", req, &resp); err != nil {
+		return nil, err
+	}
+	return &resp, nil
+}
+
+func (c *agentserviceClient) ResumeContainer(ctx context.Context, req *ResumeContainerRequest) (*emptypb.Empty, error) {
+	var resp emptypb.Empty
+	if err := c.client.Call(ctx, "grpc.AgentService", "ResumeContainer", req, &resp); err != nil {
+		return nil, err
+	}
+	return &resp, nil
+}
+
+func (c *agentserviceClient) RemoveStaleVirtiofsShareMounts(ctx context.Context, req *RemoveStaleVirtiofsShareMountsRequest) (*emptypb.Empty, error) {
+	var resp emptypb.Empty
+	if err := c.client.Call(ctx, "grpc.AgentService", "RemoveStaleVirtiofsShareMounts", req, &resp); err != nil {
+		return nil, err
+	}
+	return &resp, nil
+}
+
+func (c *agentserviceClient) WriteStdin(ctx context.Context, req *WriteStreamRequest) (*WriteStreamResponse, error) {
+	var resp WriteStreamResponse
+	if err := c.client.Call(ctx, "grpc.AgentService", "WriteStdin", req, &resp); err != nil {
+		return nil, err
+	}
+	return &resp, nil
+}
+
+func (c *agentserviceClient) ReadStdout(ctx context.Context, req *ReadStreamRequest) (*ReadStreamResponse, error) {
+	var resp ReadStreamResponse
+	if err := c.client.Call(ctx, "grpc.AgentService", "ReadStdout", req, &resp); err != nil {
+		return nil, err
+	}
+	return &resp, nil
+}
+
+func (c *agentserviceClient) ReadStderr(ctx context.Context, req *ReadStreamRequest) (*ReadStreamResponse, error) {
+	var resp ReadStreamResponse
+	if err := c.client.Call(ctx, "grpc.AgentService", "ReadStderr", req, &resp); err != nil {
+		return nil, err
+	}
+	return &resp, nil
+}
+
+func (c *agentserviceClient) CloseStdin(ctx context.Context, req *CloseStdinRequest) (*emptypb.Empty, error) {
+	var resp emptypb.Empty
+	if err := c.client.Call(ctx, "grpc.AgentService", "CloseStdin", req, &resp); err != nil {
+		return nil, err
+	}
+	return &resp, nil
+}
+
+func (c *agentserviceClient) TtyWinResize(ctx context.Context, req *TtyWinResizeRequest) (*emptypb.Empty, error) {
+	var resp emptypb.Empty
+	if err := c.client.Call(ctx, "grpc.AgentService", "TtyWinResize", req, &resp); err != nil {
+		return nil, err
+	}
+	return &resp, nil
+}
+
+func (c *agentserviceClient) UpdateInterface(ctx context.Context, req *UpdateInterfaceRequest) (*protocols.Interface, error) {
+	var resp protocols.Interface
+	if err := c.client.Call(ctx, "grpc.AgentService", "UpdateInterface", req, &resp); err != nil {
+		return nil, err
+	}
+	return &resp, nil
+}
+
+func (c *agentserviceClient) UpdateRoutes(ctx context.Context, req *UpdateRoutesRequest) (*Routes, error) {
+	var resp Routes
+	if err := c.client.Call(ctx, "grpc.AgentService", "UpdateRoutes", req, &resp); err != nil {
+		return nil, err
+	}
+	return &resp, nil
+}
+
+func (c *agentserviceClient) ListInterfaces(ctx context.Context, req *ListInterfacesRequest) (*Interfaces, error) {
+	var resp Interfaces
+	if err := c.client.Call(ctx, "grpc.AgentService", "ListInterfaces", req, &resp); err != nil {
+		return nil, err
+	}
+	return &resp, nil
+}
+
+func (c *agentserviceClient) ListRoutes(ctx context.Context, req *ListRoutesRequest) (*Routes, error) {
+	var resp Routes
+	if err := c.client.Call(ctx, "grpc.AgentService", "ListRoutes", req, &resp); err != nil {
+		return nil, err
+	}
+	return &resp, nil
+}
+
+func (c *agentserviceClient) AddARPNeighbors(ctx context.Context, req *AddARPNeighborsRequest) (*emptypb.Empty, error) {
+	var resp emptypb.Empty
+	if err := c.client.Call(ctx, "grpc.AgentService", "AddARPNeighbors", req, &resp); err != nil {
+		return nil, err
+	}
+	return &resp, nil
+}
+
+func (c *agentserviceClient) GetIPTables(ctx context.Context, req *GetIPTablesRequest) (*GetIPTablesResponse, error) {
+	var resp GetIPTablesResponse
+	if err := c.client.Call(ctx, "grpc.AgentService", "GetIPTables", req, &resp); err != nil {
+		return nil, err
+	}
+	return &resp, nil
+}
+
+func (c *agentserviceClient) SetIPTables(ctx context.Context, req *SetIPTablesRequest) (*SetIPTablesResponse, error) {
+	var resp SetIPTablesResponse
+	if err := c.client.Call(ctx, "grpc.AgentService", "SetIPTables", req, &resp); err != nil {
+		return nil, err
+	}
+	return &resp, nil
+}
+
+func (c *agentserviceClient) GetMetrics(ctx context.Context, req *GetMetricsRequest) (*Metrics, error) {
+	var resp Metrics
+	if err := c.client.Call(ctx, "grpc.AgentService", "GetMetrics", req, &resp); err != nil {
+		return nil, err
+	}
+	return &resp, nil
+}
+
+func (c *agentserviceClient) CreateSandbox(ctx context.Context, req *CreateSandboxRequest) (*emptypb.Empty, error) {
+	var resp emptypb.Empty
+	if err := c.client.Call(ctx, "grpc.AgentService", "CreateSandbox", req, &resp); err != nil {
+		return nil, err
+	}
+	return &resp, nil
+}
+
+func (c *agentserviceClient) DestroySandbox(ctx context.Context, req *DestroySandboxRequest) (*emptypb.Empty, error) {
+	var resp emptypb.Empty
+	if err := c.client.Call(ctx, "grpc.AgentService", "DestroySandbox", req, &resp); err != nil {
+		return nil, err
+	}
+	return &resp, nil
+}
+
+func (c *agentserviceClient) OnlineCPUMem(ctx context.Context, req *OnlineCPUMemRequest) (*emptypb.Empty, error) {
+	var resp emptypb.Empty
+	if err := c.client.Call(ctx, "grpc.AgentService", "OnlineCPUMem", req, &resp); err != nil {
+		return nil, err
+	}
+	return &resp, nil
+}
+
+func (c *agentserviceClient) ReseedRandomDev(ctx context.Context, req *ReseedRandomDevRequest) (*emptypb.Empty, error) {
+	var resp emptypb.Empty
+	if err := c.client.Call(ctx, "grpc.AgentService", "ReseedRandomDev", req, &resp); err != nil {
+		return nil, err
+	}
+	return &resp, nil
+}
+
+func (c *agentserviceClient) GetGuestDetails(ctx context.Context, req *GuestDetailsRequest) (*GuestDetailsResponse, error) {
+	var resp GuestDetailsResponse
+	if err := c.client.Call(ctx, "grpc.AgentService", "GetGuestDetails", req, &resp); err != nil {
+		return nil, err
+	}
+	return &resp, nil
+}
+
+func (c *agentserviceClient) MemHotplugByProbe(ctx context.Context, req *MemHotplugByProbeRequest) (*emptypb.Empty, error) {
+	var resp emptypb.Empty
+	if err := c.client.Call(ctx, "grpc.AgentService", "MemHotplugByProbe", req, &resp); err != nil {
+		return nil, err
+	}
+	return &resp, nil
+}
+
+func (c *agentserviceClient) SetGuestDateTime(ctx context.Context, req *SetGuestDateTimeRequest) (*emptypb.Empty, error) {
+	var resp emptypb.Empty
+	if err := c.client.Call(ctx, "grpc.AgentService", "SetGuestDateTime", req, &resp); err != nil {
+		return nil, err
+	}
+	return &resp, nil
+}
+
+func (c *agentserviceClient) CopyFile(ctx context.Context, req *CopyFileRequest) (*emptypb.Empty, error) {
+	var resp emptypb.Empty
+	if err := c.client.Call(ctx, "grpc.AgentService", "CopyFile", req, &resp); err != nil {
+		return nil, err
+	}
+	return &resp, nil
+}
+
+func (c *agentserviceClient) GetOOMEvent(ctx context.Context, req *GetOOMEventRequest) (*OOMEvent, error) {
+	var resp OOMEvent
+	if err := c.client.Call(ctx, "grpc.AgentService", "GetOOMEvent", req, &resp); err != nil {
+		return nil, err
+	}
+	return &resp, nil
+}
+
+func (c *agentserviceClient) AddSwap(ctx context.Context, req *AddSwapRequest) (*emptypb.Empty, error) {
+	var resp emptypb.Empty
+	if err := c.client.Call(ctx, "grpc.AgentService", "AddSwap", req, &resp); err != nil {
+		return nil, err
+	}
+	return &resp, nil
+}
+
+func (c *agentserviceClient) GetVolumeStats(ctx context.Context, req *VolumeStatsRequest) (*VolumeStatsResponse, error) {
+	var resp VolumeStatsResponse
+	if err := c.client.Call(ctx, "grpc.AgentService", "GetVolumeStats", req, &resp); err != nil {
+		return nil, err
+	}
+	return &resp, nil
+}
+
+func (c *agentserviceClient) ResizeVolume(ctx context.Context, req *ResizeVolumeRequest) (*emptypb.Empty, error) {
+	var resp emptypb.Empty
+	if err := c.client.Call(ctx, "grpc.AgentService", "ResizeVolume", req, &resp); err != nil {
+		return nil, err
+	}
+	return &resp, nil
+}
+
+func (c *agentserviceClient) SetPolicy(ctx context.Context, req *SetPolicyRequest) (*emptypb.Empty, error) {
+	var resp emptypb.Empty
+	if err := c.client.Call(ctx, "grpc.AgentService", "SetPolicy", req, &resp); err != nil {
+		return nil, err
+	}
+	return &resp, nil
+}

src/runtime/virtcontainers/pkg/agent/protocols/grpc/health_ttrpc.pb.go

@@ -0,0 +1,60 @@
+// Code generated by protoc-gen-go-ttrpc. DO NOT EDIT.
+// source: health.proto
+package grpc
+
+import (
+	context "context"
+	ttrpc "github.com/containerd/ttrpc"
+)
+
+type HealthService interface {
+	Check(context.Context, *CheckRequest) (*HealthCheckResponse, error)
+	Version(context.Context, *CheckRequest) (*VersionCheckResponse, error)
+}
+
+func RegisterHealthService(srv *ttrpc.Server, svc HealthService) {
+	srv.RegisterService("grpc.Health", &ttrpc.ServiceDesc{
+		Methods: map[string]ttrpc.Method{
+			"Check": func(ctx context.Context, unmarshal func(interface{}) error) (interface{}, error) {
+				var req CheckRequest
+				if err := unmarshal(&req); err != nil {
+					return nil, err
+				}
+				return svc.Check(ctx, &req)
+			},
+			"Version": func(ctx context.Context, unmarshal func(interface{}) error) (interface{}, error) {
+				var req CheckRequest
+				if err := unmarshal(&req); err != nil {
+					return nil, err
+				}
+				return svc.Version(ctx, &req)
+			},
+		},
+	})
+}
+
+type healthClient struct {
+	client *ttrpc.Client
+}
+
+func NewHealthClient(client *ttrpc.Client) HealthService {
+	return &healthClient{
+		client: client,
+	}
+}
+
+func (c *healthClient) Check(ctx context.Context, req *CheckRequest) (*HealthCheckResponse, error) {
+	var resp HealthCheckResponse
+	if err := c.client.Call(ctx, "grpc.Health", "Check", req, &resp); err != nil {
+		return nil, err
+	}
+	return &resp, nil
+}
+
+func (c *healthClient) Version(ctx context.Context, req *CheckRequest) (*VersionCheckResponse, error) {
+	var resp VersionCheckResponse
+	if err := c.client.Call(ctx, "grpc.Health", "Version", req, &resp); err != nil {
+		return nil, err
+	}
+	return &resp, nil
+}

src/runtime/virtcontainers/pkg/mock/mock.go

@@ -16,9 +16,9 @@ import (
 	"strings"
 
 	"github.com/containerd/ttrpc"
-	gpb "github.com/gogo/protobuf/types"
 	aTypes "github.com/kata-containers/kata-containers/src/runtime/virtcontainers/pkg/agent/protocols"
 	pb "github.com/kata-containers/kata-containers/src/runtime/virtcontainers/pkg/agent/protocols/grpc"
+	gpb "google.golang.org/protobuf/types/known/emptypb"
 )
 
 const VSockPrefix = "mock://"