ref: pre v2.15 cleanup (#2871)

cli/internal/cloudcmd/tfvars.go

@@ -64,14 +64,6 @@ func TerraformIAMUpgradeVars(conf *config.Config, fileHandler file.Handler) (ter
 		if err := terraform.VariablesFromBytes(oldVarBytes, &oldVars); err != nil {
 			return nil, fmt.Errorf("parsing existing IAM workspace: %w", err)
 		}
-
-		// Migration from the "region" to the "location" field na.
-		// TODO(msanft): Remove after v2.14.0 is released.
-		if oldVars.Region != nil && *oldVars.Region != "" && oldVars.Location == "" {
-			oldVars.Location = *oldVars.Region
-			oldVars.Region = nil
-		}
-
 		vars = azureTerraformIAMVars(conf, oldVars)
 	case cloudprovider.GCP:
 		var oldVars terraform.GCPIAMVariables

cli/internal/terraform/variables.go

@@ -245,11 +245,8 @@ type AzureNodeGroup struct {
 
 // AzureIAMVariables is user configuration for creating the IAM configuration with Terraform on Microsoft Azure.
 type AzureIAMVariables struct {
-	// Region is the Azure location to use. (e.g. westus).
-	// THIS FIELD IS DEPRECATED AND ONLY KEPT FOR MIGRATION PURPOSES. DO NOT USE.
-	Region *string `hcl:"region" cty:"region"` // TODO(msanft): Remove this field once v2.14.0 is released.
 	// Location is the Azure location to use. (e.g. westus)
-	Location string `hcl:"location,optional" cty:"location"` // TODO(msanft): Make this required once v2.14.0 is released.
+	Location string `hcl:"location" cty:"location"`
 	// ServicePrincipal is the name of the service principal to use.
 	ServicePrincipal string `hcl:"service_principal_name" cty:"service_principal_name"`
 	// ResourceGroup is the name of the resource group to use.

internal/constellation/helm/actionfactory.go

@@ -120,8 +120,7 @@ func (a actionFactory) appendNewAction(
 		} else {
 			// This may break for external chart dependencies if we decide to upgrade more than one minor version at a time.
 			if err := newVersion.IsUpgradeTo(currentVersion); err != nil {
-				// TODO(3u13r): Remove when Constellation v2.14 is released.
+				// Allow bigger Cilium and Cert-Manager version jumps.
-				// We need to ignore that we jump from Cilium v1.12 to v1.15-pre. We have verified that this works.
 				if !(errors.Is(err, compatibility.ErrMinorDrift) && (release.releaseName == "cilium" || release.releaseName == "cert-manager")) {
 					return fmt.Errorf("invalid upgrade for %s: %w", release.releaseName, err)
 				}

internal/constellation/kubecmd/BUILD.bazel

@@ -66,7 +66,6 @@ go_test(
         "@io_k8s_apimachinery//pkg/apis/meta/v1/unstructured",
         "@io_k8s_apimachinery//pkg/runtime",
         "@io_k8s_apimachinery//pkg/runtime/schema",
-        "@io_k8s_kubernetes//cmd/kubeadm/app/apis/kubeadm/v1beta3",
         "@io_k8s_sigs_yaml//:yaml",
     ],
 )

internal/constellation/kubecmd/kubecmd.go

@@ -21,7 +21,6 @@ import (
 	"encoding/json"
 	"errors"
 	"fmt"
-	"slices"
 	"sort"
 	"strings"
 	"time"
@@ -104,11 +103,6 @@ func (k *KubeCmd) UpgradeNodeImage(ctx context.Context, imageVersion semver.Semv
 		return fmt.Errorf("updating image version: %w", err)
 	}
 
-	// TODO(3u13r): remove `reconcileKubeadmConfigMap` after v2.14.0 has been released.
-	if err := k.reconcileKubeadmConfigMap(ctx); err != nil {
-		return fmt.Errorf("reconciling kubeadm config: %w", err)
-	}
-
 	k.log.Debugf("Updating local copy of nodeVersion image version from %s to %s", nodeVersion.Spec.ImageVersion, imageVersion.String())
 	nodeVersion.Spec.ImageReference = imageReference
 	nodeVersion.Spec.ImageVersion = imageVersion.String()
@@ -383,44 +377,6 @@ func (k *KubeCmd) applyNodeVersion(ctx context.Context, nodeVersion updatev1alph
 	return updatedNodeVersion, err
 }
 
-func (k *KubeCmd) reconcileKubeadmConfigMap(ctx context.Context) error {
-	clusterConfiguration, kubeadmConfig, err := k.getClusterConfiguration(ctx)
-	if err != nil {
-		return fmt.Errorf("getting ClusterConfig: %w", err)
-	}
-
-	for i, v := range clusterConfiguration.APIServer.ExtraVolumes {
-		if v.Name == "konnectivity-uds" {
-			clusterConfiguration.APIServer.ExtraVolumes = slices.Delete(clusterConfiguration.APIServer.ExtraVolumes, i, i+1)
-		}
-	}
-	for i, v := range clusterConfiguration.APIServer.ExtraVolumes {
-		if v.Name == "egress-config" {
-			clusterConfiguration.APIServer.ExtraVolumes = slices.Delete(clusterConfiguration.APIServer.ExtraVolumes, i, i+1)
-		}
-	}
-	delete(clusterConfiguration.APIServer.ExtraArgs, "egress-selector-config-file")
-
-	newConfigYAML, err := yaml.Marshal(clusterConfiguration)
-	if err != nil {
-		return fmt.Errorf("marshaling ClusterConfiguration: %w", err)
-	}
-
-	if kubeadmConfig.Data[constants.ClusterConfigurationKey] == string(newConfigYAML) {
-		k.log.Debugf("No changes to kubeadm config required")
-		return nil
-	}
-
-	kubeadmConfig.Data[constants.ClusterConfigurationKey] = string(newConfigYAML)
-	k.log.Debugf("Triggering kubeadm config update now")
-	if _, err = k.kubectl.UpdateConfigMap(ctx, kubeadmConfig); err != nil {
-		return fmt.Errorf("setting new kubeadm config: %w", err)
-	}
-
-	k.log.Debugf("Successfully reconciled the cluster's kubeadm config")
-	return nil
-}
-
 // isValidImageUpdate checks if the new image version is a valid upgrade, and there is no upgrade already running.
 func (k *KubeCmd) isValidImageUpgrade(nodeVersion updatev1alpha1.NodeVersion, newImageVersion string, force bool) error {
 	if !force {

internal/constellation/kubecmd/kubecmd_test.go

@@ -11,7 +11,6 @@ import (
 	"encoding/json"
 	"errors"
 	"fmt"
-	"strings"
 	"testing"
 	"time"
 
@@ -34,80 +33,21 @@ import (
 	"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
 	"k8s.io/apimachinery/pkg/runtime"
 	"k8s.io/apimachinery/pkg/runtime/schema"
-	kubeadmv1beta3 "k8s.io/kubernetes/cmd/kubeadm/app/apis/kubeadm/v1beta3"
 )
 
 func TestUpgradeNodeImage(t *testing.T) {
-	clusterConf := kubeadmv1beta3.ClusterConfiguration{
-		APIServer: kubeadmv1beta3.APIServer{
-			ControlPlaneComponent: kubeadmv1beta3.ControlPlaneComponent{
-				ExtraArgs:    map[string]string{},
-				ExtraVolumes: []kubeadmv1beta3.HostPathMount{},
-			},
-		},
-	}
-
-	clusterConfBytes, err := json.Marshal(clusterConf)
-	require.NoError(t, err)
-	validKubeadmConfig := &corev1.ConfigMap{
-		ObjectMeta: metav1.ObjectMeta{
-			Name: constants.KubeadmConfigMap,
-		},
-		Data: map[string]string{
-			constants.ClusterConfigurationKey: string(clusterConfBytes),
-		},
-	}
-
-	clusterConfWithKonnectivity := kubeadmv1beta3.ClusterConfiguration{
-		APIServer: kubeadmv1beta3.APIServer{
-			ControlPlaneComponent: kubeadmv1beta3.ControlPlaneComponent{
-				ExtraArgs: map[string]string{
-					"egress-selector-config-file": "/etc/kubernetes/egress-selector-config-file.yaml",
-				},
-				ExtraVolumes: []kubeadmv1beta3.HostPathMount{
-					{
-						Name:     "egress-config",
-						HostPath: "/etc/kubernetes/egress-selector-config-file.yaml",
-					},
-					{
-						Name:     "konnectivity-uds",
-						HostPath: "/some/path/to/konnectivity-uds",
-					},
-				},
-			},
-		},
-	}
-
-	clusterConfBytesWithKonnectivity, err := json.Marshal(clusterConfWithKonnectivity)
-	require.NoError(t, err)
-	validKubeadmConfigWithKonnectivity := &corev1.ConfigMap{
-		ObjectMeta: metav1.ObjectMeta{
-			Name: constants.KubeadmConfigMap,
-		},
-		Data: map[string]string{
-			constants.ClusterConfigurationKey: string(clusterConfBytesWithKonnectivity),
-		},
-	}
-
 	testCases := map[string]struct {
 		conditions          []metav1.Condition
 		currentImageVersion semver.Semver
 		newImageVersion     semver.Semver
 		badImageVersion     string
 		force               bool
-		customKubeadmConfig *corev1.ConfigMap
 		getCRErr            error
 		wantErr             bool
 		wantUpdate          bool
 		assertCorrectError  func(t *testing.T, err error) bool
 		customClientFn      func(nodeVersion updatev1alpha1.NodeVersion) unstructuredInterface
 	}{
-		"success with konnectivity migration": {
-			currentImageVersion: semver.NewFromInt(1, 2, 2, ""),
-			newImageVersion:     semver.NewFromInt(1, 2, 3, ""),
-			customKubeadmConfig: validKubeadmConfigWithKonnectivity,
-			wantUpdate:          true,
-		},
 		"success": {
 			currentImageVersion: semver.NewFromInt(1, 2, 2, ""),
 			newImageVersion:     semver.NewFromInt(1, 2, 3, ""),
@@ -226,15 +166,12 @@ func TestUpgradeNodeImage(t *testing.T) {
 			kubectl := &stubKubectl{
 				unstructuredInterface: unstructuredClient,
 				configMaps: map[string]*corev1.ConfigMap{
-					constants.KubeadmConfigMap: validKubeadmConfig,
+					constants.JoinConfigMap: newJoinConfigMap(`{"0":{"expected":"AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA","warnOnly":false}}`),
 				},
 			}
 			if tc.customClientFn != nil {
 				kubectl.unstructuredInterface = tc.customClientFn(nodeVersion)
 			}
-			if tc.customKubeadmConfig != nil {
-				kubectl.configMaps[constants.KubeadmConfigMap] = tc.customKubeadmConfig
-			}
 
 			upgrader := KubeCmd{
 				kubectl: kubectl,
@@ -255,12 +192,6 @@ func TestUpgradeNodeImage(t *testing.T) {
 				return
 			}
 			assert.NoError(err)
-			// If the ConfigMap only exists in the updatedConfigMaps map, the Konnectivity values should have been removed
-			if strings.Contains(kubectl.configMaps[constants.KubeadmConfigMap].Data[constants.ClusterConfigurationKey], "konnectivity-uds") {
-				assert.NotContains(kubectl.updatedConfigMaps[constants.KubeadmConfigMap].Data[constants.ClusterConfigurationKey], "konnectivity-uds")
-				assert.NotContains(kubectl.updatedConfigMaps[constants.KubeadmConfigMap].Data[constants.ClusterConfigurationKey], "egress-config")
-				assert.NotContains(kubectl.updatedConfigMaps[constants.KubeadmConfigMap].Data[constants.ClusterConfigurationKey], "egress-selector-config-file")
-			}
 		})
 	}
 }

internal/constellation/state/state.go

@@ -76,9 +76,6 @@ type State struct {
 	// description: |
 	//   Schema version of this state file.
 	Version string `yaml:"version"`
-
-	// TODO(msanft): Add link to self-managed infrastructure docs once existing.
-
 	// description: |
 	//   State of the cluster's cloud resources. These values are retrieved during
 	//   cluster creation. In the case of self-managed infrastructure, the marked

operators/constellation-node-operator/internal/upgrade/upgrade.go

@@ -44,22 +44,8 @@ func (c *Client) Upgrade(ctx context.Context, kubernetesComponents components.Co
 	}
 	defer conn.Close()
 
-	// While we're transitioning between version 2.13 and 2.14, we need to
-	// expect an upgrade-agent that does not yet understand the
-	// KubernetesComponents proto field. Therefore, we pass the kubeadm
-	// component twice: once via KubeadmUrl/KubeadmHash, once as part of the
-	// kubernetesComponents argument.
-	kubeadm, err := kubernetesComponents.GetKubeadmComponent()
-	if err != nil {
-		return fmt.Errorf("expected a kubeadm Component: %w", err)
-	}
 	protoClient := upgradeproto.NewUpdateClient(conn)
 	_, err = protoClient.ExecuteUpdate(ctx, &upgradeproto.ExecuteUpdateRequest{
-		// TODO(burgerdev): remove these fields after releasing 2.14.
-		// %< ---------------------------------
-		KubeadmUrl:  kubeadm.Url,
-		KubeadmHash: kubeadm.Hash,
-		// %< ---------------------------------
 		WantedKubernetesVersion: WantedKubernetesVersion,
 		KubernetesComponents:    kubernetesComponents,
 	})

upgrade-agent/internal/server/server.go

@@ -131,20 +131,8 @@ func prepareUpdate(ctx context.Context, installer osInstaller, updateRequest *up
 	if err != nil {
 		return err
 	}
-
-	var cs components.Components
-	if len(updateRequest.KubeadmUrl) > 0 {
-		cs = append(cs, &components.Component{
-			Url:         updateRequest.KubeadmUrl,
-			Hash:        updateRequest.KubeadmHash,
-			InstallPath: constants.KubeadmPath,
-			Extract:     false,
-		})
-	}
-	cs = append(cs, updateRequest.KubernetesComponents...)
-
 	// Download & install the Kubernetes components.
-	for _, c := range cs {
+	for _, c := range updateRequest.KubernetesComponents {
 		if err := installer.Install(ctx, c); err != nil {
 			return fmt.Errorf("installing Kubernetes component %q: %w", c.Url, err)
 		}

upgrade-agent/internal/server/server_test.go

@@ -62,12 +62,7 @@ func TestPrepareUpdate(t *testing.T) {
 	slimUpdateRequest := &upgradeproto.ExecuteUpdateRequest{
 		WantedKubernetesVersion: "v1.1.1",
 	}
-	oldStyleUpdateRequest := &upgradeproto.ExecuteUpdateRequest{
+	updateRequest := &upgradeproto.ExecuteUpdateRequest{
-		WantedKubernetesVersion: "v1.1.1",
-		KubeadmUrl:              "http://example.com/kubeadm",
-		KubeadmHash:             "sha256:foo",
-	}
-	newStyleUpdateRequest := &upgradeproto.ExecuteUpdateRequest{
 		WantedKubernetesVersion: "v1.1.1",
 		KubernetesComponents: []*components.Component{
 			{
@@ -79,8 +74,6 @@ func TestPrepareUpdate(t *testing.T) {
 	}
 	combinedStyleUpdateRequest := &upgradeproto.ExecuteUpdateRequest{
 		WantedKubernetesVersion: "v1.1.1",
-		KubeadmUrl:              "http://example.com/kubeadm",
-		KubeadmHash:             "sha256:foo",
 		KubernetesComponents: []*components.Component{
 			{
 				Url:         "data:application/octet-stream,foo",
@@ -104,16 +97,16 @@ func TestPrepareUpdate(t *testing.T) {
 		},
 		"install error": {
 			installer:     stubOsInstaller{InstallErr: fmt.Errorf("install error")},
-			updateRequest: oldStyleUpdateRequest,
+			updateRequest: updateRequest,
 			wantErr:       true,
 		},
 		"new style works": {
 			installer:     stubOsInstaller{},
-			updateRequest: newStyleUpdateRequest,
+			updateRequest: updateRequest,
 		},
 		"new style install error": {
 			installer:     stubOsInstaller{InstallErr: fmt.Errorf("install error")},
-			updateRequest: newStyleUpdateRequest,
+			updateRequest: updateRequest,
 			wantErr:       true,
 		},
 		"combined style works": {

upgrade-agent/upgradeproto/upgrade.pb.go

@@ -30,8 +30,6 @@ type ExecuteUpdateRequest struct {
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	KubeadmUrl              string                  `protobuf:"bytes,1,opt,name=kubeadm_url,json=kubeadmUrl,proto3" json:"kubeadm_url,omitempty"`
-	KubeadmHash             string                  `protobuf:"bytes,2,opt,name=kubeadm_hash,json=kubeadmHash,proto3" json:"kubeadm_hash,omitempty"`
 	WantedKubernetesVersion string                  `protobuf:"bytes,3,opt,name=wanted_kubernetes_version,json=wantedKubernetesVersion,proto3" json:"wanted_kubernetes_version,omitempty"`
 	KubernetesComponents    []*components.Component `protobuf:"bytes,4,rep,name=kubernetes_components,json=kubernetesComponents,proto3" json:"kubernetes_components,omitempty"`
 }
@@ -68,20 +66,6 @@ func (*ExecuteUpdateRequest) Descriptor() ([]byte, []int) {
 	return file_upgrade_agent_upgradeproto_upgrade_proto_rawDescGZIP(), []int{0}
 }
 
-func (x *ExecuteUpdateRequest) GetKubeadmUrl() string {
-	if x != nil {
-		return x.KubeadmUrl
-	}
-	return ""
-}
-
-func (x *ExecuteUpdateRequest) GetKubeadmHash() string {
-	if x != nil {
-		return x.KubeadmHash
-	}
-	return ""
-}
-
 func (x *ExecuteUpdateRequest) GetWantedKubernetesVersion() string {
 	if x != nil {
 		return x.WantedKubernetesVersion
@@ -143,33 +127,31 @@ var file_upgrade_agent_upgradeproto_upgrade_proto_rawDesc = []byte{
 	0x61, 0x64, 0x65, 0x1a, 0x2d, 0x69, 0x6e, 0x74, 0x65, 0x72, 0x6e, 0x61, 0x6c, 0x2f, 0x76, 0x65,
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 }
 
 var (

upgrade-agent/upgradeproto/upgrade.proto

@@ -11,8 +11,8 @@ service Update {
 }
 
 message ExecuteUpdateRequest {
-  string kubeadm_url = 1;
+  reserved 1, 2;
-  string kubeadm_hash = 2;
+  reserved "kubeadm_url", "kubeadm_hash";
   string wanted_kubernetes_version = 3;
 
   repeated components.Component kubernetes_components = 4;