From d65088ac138e652772c73ce2b19be03b1966c42a Mon Sep 17 00:00:00 2001
From: Lorenz Brun <lorenz@monogon.tech>
Date: Tue, 28 Nov 2023 18:05:11 +0100
Subject: [PATCH] Use Unimplemented implementation for gRPC forward compat

Otherwise any newly-added methods will cause build failures.
---
 pkg/cri/instrument/instrumented_service.go | 2 ++
 pkg/cri/sbserver/service.go                | 2 ++
 pkg/cri/server/service.go                  | 2 ++
 3 files changed, 6 insertions(+)

diff --git a/pkg/cri/instrument/instrumented_service.go b/pkg/cri/instrument/instrumented_service.go
index 2f388d56d..ce290559c 100644
--- a/pkg/cri/instrument/instrumented_service.go
+++ b/pkg/cri/instrument/instrumented_service.go
@@ -61,6 +61,8 @@ type GRPCAlphaServices interface {
 // instrumentedService wraps service with containerd namespace and logs.
 type instrumentedService struct {
 	c criService
+	runtime.UnimplementedRuntimeServiceServer
+	runtime.UnimplementedImageServiceServer
 }
 
 func NewService(c criService) GRPCServices {
diff --git a/pkg/cri/sbserver/service.go b/pkg/cri/sbserver/service.go
index 9348c6081..9b636aaf8 100644
--- a/pkg/cri/sbserver/service.go
+++ b/pkg/cri/sbserver/service.go
@@ -72,6 +72,8 @@ type CRIService interface {
 
 // criService implements CRIService.
 type criService struct {
+	runtime.UnimplementedRuntimeServiceServer
+	runtime.UnimplementedImageServiceServer
 	// config contains all configurations.
 	config criconfig.Config
 	// imageFSPath is the path to image filesystem.
diff --git a/pkg/cri/server/service.go b/pkg/cri/server/service.go
index 5d946f4a2..b56509534 100644
--- a/pkg/cri/server/service.go
+++ b/pkg/cri/server/service.go
@@ -70,6 +70,8 @@ type CRIService interface {
 
 // criService implements CRIService.
 type criService struct {
+	runtime.UnimplementedRuntimeServiceServer
+	runtime.UnimplementedImageServiceServer
 	// config contains all configurations.
 	config criconfig.Config
 	// imageFSPath is the path to image filesystem.
-- 
2.42.0