feat: sync annotations from gs to pod

pkg/controllers/gameserver/gameserver_manager.go

@@ -174,6 +174,17 @@ func (manager GameServerManager) SyncGsToPod() error {
 		}
 	}
 
+	// sync annotations from gs to pod
+	for gsKey, gsValue := range gs.GetAnnotations() {
+		if util.IsHasPrefixGsSyncToPod(gsKey) {
+			podValue, exist := pod.GetAnnotations()[gsKey]
+			if exist && (podValue == gsValue) {
+				continue
+			}
+			newAnnotations[gsKey] = gsValue
+		}
+	}
+
 	// sync pod containers when the containers(images) in GameServer are different from that in pod.
 	containers := manager.syncPodContainers(gs.Spec.Containers, pod.DeepCopy().Spec.Containers)
 

pkg/controllers/gameserver/gameserver_manager_test.go

@@ -5,6 +5,7 @@ import (
 	kruiseV1alpha1 "github.com/openkruise/kruise-api/apps/v1alpha1"
 	kruiseV1beta1 "github.com/openkruise/kruise-api/apps/v1beta1"
 	gameKruiseV1alpha1 "github.com/openkruise/kruise-game/apis/v1alpha1"
+	"github.com/openkruise/kruise-game/pkg/util"
 	corev1 "k8s.io/api/core/v1"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	"k8s.io/apimachinery/pkg/runtime"
@@ -435,6 +436,9 @@ func TestSyncGsToPod(t *testing.T) {
 					Labels: map[string]string{
 						gameKruiseV1alpha1.GameServerOwnerGssKey: "xxx",
 					},
+					Annotations: map[string]string{
+						"gs-sync/match-id": "xxx-xxx-xxx",
+					},
 				},
 				Spec: gameKruiseV1alpha1.GameServerSpec{
 					UpdatePriority:   &up,
@@ -461,6 +465,10 @@ func TestSyncGsToPod(t *testing.T) {
 					Labels: map[string]string{
 						gameKruiseV1alpha1.GameServerOwnerGssKey: "xxx",
 					},
+					Annotations: map[string]string{
+						"meaningless-key":  "meaningless-value",
+						"gs-sync/match-id": "xxx-xxx-xxx",
+					},
 				},
 				Spec: gameKruiseV1alpha1.GameServerSpec{
 					UpdatePriority:   &up,
@@ -481,6 +489,9 @@ func TestSyncGsToPod(t *testing.T) {
 						gameKruiseV1alpha1.GameServerUpdatePriorityKey: up.String(),
 						gameKruiseV1alpha1.GameServerStateKey:          string(gameKruiseV1alpha1.Creating),
 					},
+					Annotations: map[string]string{
+						"gs-sync/match-id": "xxx-xxx-xx2",
+					},
 				},
 				Status: corev1.PodStatus{
 					Phase: corev1.PodPending,
@@ -525,6 +536,12 @@ func TestSyncGsToPod(t *testing.T) {
 		if pod.Labels[gameKruiseV1alpha1.GameServerNetworkDisabled] != strconv.FormatBool(test.gs.Spec.NetworkDisabled) {
 			t.Errorf("expect NetworkDisabled is %s ,but actually is %s", strconv.FormatBool(test.gs.Spec.NetworkDisabled), pod.Labels[gameKruiseV1alpha1.GameServerNetworkDisabled])
 		}
+
+		for gsKey, gsValue := range test.gs.GetAnnotations() {
+			if util.IsHasPrefixGsSyncToPod(gsKey) && pod.Annotations[gsKey] != gsValue {
+				t.Errorf("expect gs annotation %s is %s ,but actually is %s", gsKey, gsValue, pod.Annotations[gsKey])
+			}
+		}
 	}
 }
 

pkg/util/gameserver.go

@@ -209,6 +209,14 @@ func AddPrefixGameKruise(s string) string {
 	return "game.kruise.io/" + s
 }
 
+func AddPrefixGsSyncToPod(s string) string {
+	return "gs-sync/" + s
+}
+
+func IsHasPrefixGsSyncToPod(s string) bool {
+	return strings.HasPrefix(s, "gs-sync/")
+}
+
 func RemovePrefixGameKruise(s string) string {
 	return strings.TrimPrefix(s, "game.kruise.io/")
 }