From 60735db135209f9717132fcfbb184cd039e859f0 Mon Sep 17 00:00:00 2001
From: VOID404 <wojciech.nawa@gmail.com>
Date: Mon, 16 Sep 2024 08:18:16 +0200
Subject: [PATCH] Disable static kubetoken

---
 internal/gardener/shoot/converter.go           |  2 +-
 .../shoot/extender/kubernetes_version.go       |  8 +++++++-
 .../shoot/extender/kubernetes_version_test.go  | 18 ++++++++++++++++--
 3 files changed, 24 insertions(+), 4 deletions(-)

diff --git a/internal/gardener/shoot/converter.go b/internal/gardener/shoot/converter.go
index aa819a47..4e6a891b 100644
--- a/internal/gardener/shoot/converter.go
+++ b/internal/gardener/shoot/converter.go
@@ -74,7 +74,7 @@ func NewConverter(config ConverterConfig) Converter {
 	extenders := []Extend{
 		extender.ExtendWithAnnotations,
 		extender.ExtendWithLabels,
-		extender.NewKubernetesVersionExtender(config.Kubernetes.DefaultVersion),
+		extender.NewKubernetesExtender(config.Kubernetes.DefaultVersion),
 		extender.NewProviderExtender(config.Provider.AWS.EnableIMDSv2, config.MachineImage.DefaultVersion),
 		extender.NewDNSExtender(config.DNS.SecretName, config.DNS.DomainPrefix, config.DNS.ProviderType),
 		extender.ExtendWithOIDC,
diff --git a/internal/gardener/shoot/extender/kubernetes_version.go b/internal/gardener/shoot/extender/kubernetes_version.go
index fd2c9ca4..91693f26 100644
--- a/internal/gardener/shoot/extender/kubernetes_version.go
+++ b/internal/gardener/shoot/extender/kubernetes_version.go
@@ -3,9 +3,14 @@ package extender
 import (
 	gardener "github.com/gardener/gardener/pkg/apis/core/v1beta1"
 	imv1 "github.com/kyma-project/infrastructure-manager/api/v1"
+	"k8s.io/utils/ptr"
 )
 
-func NewKubernetesVersionExtender(defaultKubernetesVersion string) func(runtime imv1.Runtime, shoot *gardener.Shoot) error {
+// NewKubernetesExtender creates a new Kubernetes extender function.
+// It sets the Kubernetes version of the Shoot to the version specified in the Runtime.
+// If the version is not specified in the Runtime, it sets the version to the `defaultKubernetesVersion`, set in `converter_config.json`.
+// It sets the EnableStaticTokenKubeconfig field of the Shoot to false.
+func NewKubernetesExtender(defaultKubernetesVersion string) func(runtime imv1.Runtime, shoot *gardener.Shoot) error {
 	return func(runtime imv1.Runtime, shoot *gardener.Shoot) error {
 		kubernetesVersion := runtime.Spec.Shoot.Kubernetes.Version
 		if kubernetesVersion == nil || *kubernetesVersion == "" {
@@ -13,6 +18,7 @@ func NewKubernetesVersionExtender(defaultKubernetesVersion string) func(runtime
 		}
 
 		shoot.Spec.Kubernetes.Version = *kubernetesVersion
+		shoot.Spec.Kubernetes.EnableStaticTokenKubeconfig = ptr.To(false)
 
 		return nil
 	}
diff --git a/internal/gardener/shoot/extender/kubernetes_version_test.go b/internal/gardener/shoot/extender/kubernetes_version_test.go
index 9de870e3..edbf99aa 100644
--- a/internal/gardener/shoot/extender/kubernetes_version_test.go
+++ b/internal/gardener/shoot/extender/kubernetes_version_test.go
@@ -16,7 +16,7 @@ func TestKubernetesVersionExtender(t *testing.T) {
 		runtime := imv1.Runtime{}
 
 		// when
-		kubernetesVersionExtender := NewKubernetesVersionExtender("1.99")
+		kubernetesVersionExtender := NewKubernetesExtender("1.99")
 		err := kubernetesVersionExtender(runtime, &shoot)
 
 		// then
@@ -24,6 +24,20 @@ func TestKubernetesVersionExtender(t *testing.T) {
 		assert.Equal(t, "1.99", shoot.Spec.Kubernetes.Version)
 	})
 
+	t.Run("Disable static token kubeconfig", func(t *testing.T) {
+		// given
+		shoot := fixEmptyGardenerShoot("test", "kcp-system")
+		runtime := imv1.Runtime{}
+
+		// when
+		kubernetesVersionExtender := NewKubernetesExtender("1.99")
+		err := kubernetesVersionExtender(runtime, &shoot)
+
+		// then
+		require.NoError(t, err)
+		assert.Equal(t, false, *shoot.Spec.Kubernetes.EnableStaticTokenKubeconfig)
+	})
+
 	t.Run("Use version provided in the Runtime CR", func(t *testing.T) {
 		// given
 		shoot := fixEmptyGardenerShoot("test", "kcp-system")
@@ -38,7 +52,7 @@ func TestKubernetesVersionExtender(t *testing.T) {
 		}
 
 		// when
-		kubernetesVersionExtender := NewKubernetesVersionExtender("1.99")
+		kubernetesVersionExtender := NewKubernetesExtender("1.99")
 		err := kubernetesVersionExtender(runtime, &shoot)
 
 		// then