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cluster_controller.go
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cluster_controller.go
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package controllers
import (
"context"
"fmt"
"time"
"github.com/go-logr/logr"
"github.com/pkg/errors"
apierrors "k8s.io/apimachinery/pkg/api/errors"
"k8s.io/apimachinery/pkg/types"
kerrors "k8s.io/apimachinery/pkg/util/errors"
clusterv1 "sigs.k8s.io/cluster-api/api/v1beta1"
"sigs.k8s.io/cluster-api/util/conditions"
"sigs.k8s.io/cluster-api/util/patch"
ctrl "sigs.k8s.io/controller-runtime"
"sigs.k8s.io/controller-runtime/pkg/client"
"sigs.k8s.io/controller-runtime/pkg/controller/controllerutil"
"sigs.k8s.io/controller-runtime/pkg/handler"
"sigs.k8s.io/controller-runtime/pkg/reconcile"
"sigs.k8s.io/controller-runtime/pkg/source"
anywherev1 "github.com/aws/eks-anywhere/pkg/api/v1alpha1"
c "github.com/aws/eks-anywhere/pkg/cluster"
"github.com/aws/eks-anywhere/pkg/config"
"github.com/aws/eks-anywhere/pkg/constants"
"github.com/aws/eks-anywhere/pkg/controller"
"github.com/aws/eks-anywhere/pkg/controller/clientutil"
"github.com/aws/eks-anywhere/pkg/controller/clusters"
"github.com/aws/eks-anywhere/pkg/controller/handlers"
"github.com/aws/eks-anywhere/pkg/curatedpackages"
"github.com/aws/eks-anywhere/pkg/registrymirror"
"github.com/aws/eks-anywhere/pkg/utils/ptr"
"github.com/aws/eks-anywhere/pkg/validations"
"github.com/aws/eks-anywhere/release/api/v1alpha1"
)
const (
defaultRequeueTime = time.Minute
// ClusterFinalizerName is the finalizer added to clusters to handle deletion.
ClusterFinalizerName = "clusters.anywhere.eks.amazonaws.com/finalizer"
)
// ClusterReconciler reconciles a Cluster object.
type ClusterReconciler struct {
client client.Client
providerReconcilerRegistry ProviderClusterReconcilerRegistry
awsIamAuth AWSIamConfigReconciler
clusterValidator ClusterValidator
packagesClient PackagesClient
machineHealthCheck MachineHealthCheckReconciler
}
// PackagesClient handles curated packages operations from within the cluster
// controller.
type PackagesClient interface {
EnableFullLifecycle(ctx context.Context, log logr.Logger, clusterName, kubeConfig string, chart *v1alpha1.Image, registry *registrymirror.RegistryMirror, options ...curatedpackages.PackageControllerClientOpt) error
ReconcileDelete(context.Context, logr.Logger, curatedpackages.KubeDeleter, *anywherev1.Cluster) error
Reconcile(context.Context, logr.Logger, client.Client, *anywherev1.Cluster) error
}
type ProviderClusterReconcilerRegistry interface {
Get(datacenterKind string) clusters.ProviderClusterReconciler
}
// AWSIamConfigReconciler manages aws-iam-authenticator installation and configuration for an eks-a cluster.
type AWSIamConfigReconciler interface {
EnsureCASecret(ctx context.Context, logger logr.Logger, cluster *anywherev1.Cluster) (controller.Result, error)
Reconcile(ctx context.Context, logger logr.Logger, cluster *anywherev1.Cluster) (controller.Result, error)
ReconcileDelete(ctx context.Context, logger logr.Logger, cluster *anywherev1.Cluster) error
}
// MachineHealthCheckReconciler manages machine health checks for an eks-a cluster.
type MachineHealthCheckReconciler interface {
Reconcile(ctx context.Context, logger logr.Logger, cluster *anywherev1.Cluster) error
}
// ClusterValidator runs cluster level preflight validations before it goes to provider reconciler.
type ClusterValidator interface {
ValidateManagementClusterName(ctx context.Context, log logr.Logger, cluster *anywherev1.Cluster) error
}
// ClusterReconcilerOption allows to configure the ClusterReconciler.
type ClusterReconcilerOption func(*ClusterReconciler)
// NewClusterReconciler constructs a new ClusterReconciler.
func NewClusterReconciler(client client.Client, registry ProviderClusterReconcilerRegistry, awsIamAuth AWSIamConfigReconciler, clusterValidator ClusterValidator, pkgs PackagesClient, machineHealthCheck MachineHealthCheckReconciler, opts ...ClusterReconcilerOption) *ClusterReconciler {
c := &ClusterReconciler{
client: client,
providerReconcilerRegistry: registry,
awsIamAuth: awsIamAuth,
clusterValidator: clusterValidator,
packagesClient: pkgs,
machineHealthCheck: machineHealthCheck,
}
for _, opt := range opts {
opt(c)
}
return c
}
// SetupWithManager sets up the controller with the Manager.
func (r *ClusterReconciler) SetupWithManager(mgr ctrl.Manager, log logr.Logger) error {
childObjectHandler := handlers.ChildObjectToClusters(log)
return ctrl.NewControllerManagedBy(mgr).
For(&anywherev1.Cluster{}).
Watches(
&source.Kind{Type: &anywherev1.OIDCConfig{}},
handler.EnqueueRequestsFromMapFunc(childObjectHandler),
).
Watches(
&source.Kind{Type: &anywherev1.AWSIamConfig{}},
handler.EnqueueRequestsFromMapFunc(childObjectHandler),
).
Watches(
&source.Kind{Type: &anywherev1.GitOpsConfig{}},
handler.EnqueueRequestsFromMapFunc(childObjectHandler),
).
Watches(
&source.Kind{Type: &anywherev1.FluxConfig{}},
handler.EnqueueRequestsFromMapFunc(childObjectHandler),
).
Watches(
&source.Kind{Type: &anywherev1.VSphereDatacenterConfig{}},
handler.EnqueueRequestsFromMapFunc(childObjectHandler),
).
Watches(
&source.Kind{Type: &anywherev1.VSphereMachineConfig{}},
handler.EnqueueRequestsFromMapFunc(childObjectHandler),
).
Watches(
&source.Kind{Type: &anywherev1.SnowDatacenterConfig{}},
handler.EnqueueRequestsFromMapFunc(childObjectHandler),
).
Watches(
&source.Kind{Type: &anywherev1.SnowMachineConfig{}},
handler.EnqueueRequestsFromMapFunc(childObjectHandler),
).
Watches(
&source.Kind{Type: &anywherev1.TinkerbellDatacenterConfig{}},
handler.EnqueueRequestsFromMapFunc(childObjectHandler),
).
Watches(
&source.Kind{Type: &anywherev1.TinkerbellMachineConfig{}},
handler.EnqueueRequestsFromMapFunc(childObjectHandler),
).
Watches(
&source.Kind{Type: &anywherev1.DockerDatacenterConfig{}},
handler.EnqueueRequestsFromMapFunc(childObjectHandler),
).
Watches(
&source.Kind{Type: &anywherev1.CloudStackDatacenterConfig{}},
handler.EnqueueRequestsFromMapFunc(childObjectHandler),
).
Watches(
&source.Kind{Type: &anywherev1.CloudStackMachineConfig{}},
handler.EnqueueRequestsFromMapFunc(childObjectHandler),
).
Watches(
&source.Kind{Type: &anywherev1.NutanixDatacenterConfig{}},
handler.EnqueueRequestsFromMapFunc(childObjectHandler),
).
Watches(
&source.Kind{Type: &anywherev1.NutanixMachineConfig{}},
handler.EnqueueRequestsFromMapFunc(childObjectHandler),
).
Complete(r)
}
// +kubebuilder:rbac:groups="",resources=events,verbs=create;patch;update
// +kubebuilder:rbac:groups="",resources=secrets,verbs=get;list;watch;create;delete;update;patch
// +kubebuilder:rbac:groups="",namespace=eksa-system,resources=secrets,verbs=patch;update
// +kubebuilder:rbac:groups="",resources=namespaces,verbs=get;list;create;delete
// +kubebuilder:rbac:groups="",resources=nodes,verbs=list
// +kubebuilder:rbac:groups=addons.cluster.x-k8s.io,resources=clusterresourcesets,verbs=get;list;watch;create;update;patch;delete
// +kubebuilder:rbac:groups=anywhere.eks.amazonaws.com,resources=clusters;gitopsconfigs;snowmachineconfigs;snowdatacenterconfigs;snowippools;vspheredatacenterconfigs;vspheremachineconfigs;dockerdatacenterconfigs;tinkerbellmachineconfigs;tinkerbelltemplateconfigs;tinkerbelldatacenterconfigs;cloudstackdatacenterconfigs;cloudstackmachineconfigs;nutanixdatacenterconfigs;nutanixmachineconfigs;awsiamconfigs;oidcconfigs;awsiamconfigs;fluxconfigs,verbs=get;list;watch;update;patch
// +kubebuilder:rbac:groups=anywhere.eks.amazonaws.com,resources=clusters/status;snowmachineconfigs/status;snowippools/status;vspheredatacenterconfigs/status;vspheremachineconfigs/status;dockerdatacenterconfigs/status;tinkerbelldatacenterconfigs/status;tinkerbellmachineconfigs/status;tinkerbelltemplateconfigs/status;cloudstackdatacenterconfigs/status;cloudstackmachineconfigs/status;awsiamconfigs/status,verbs=get;update;patch
// +kubebuilder:rbac:groups=anywhere.eks.amazonaws.com,resources=bundles,verbs=get;list;watch
// +kubebuilder:rbac:groups=anywhere.eks.amazonaws.com,resources=clusters/finalizers;snowmachineconfigs/finalizers;snowippools/finalizers;vspheredatacenterconfigs/finalizers;vspheremachineconfigs/finalizers;cloudstackdatacenterconfigs/finalizers;cloudstackmachineconfigs/finalizers;dockerdatacenterconfigs/finalizers;bundles/finalizers;awsiamconfigs/finalizers;tinkerbelldatacenterconfigs/finalizers;tinkerbellmachineconfigs/finalizers;tinkerbelltemplateconfigs/finalizers,verbs=update
// +kubebuilder:rbac:groups=bootstrap.cluster.x-k8s.io,resources=kubeadmconfigtemplates,verbs=create;get;list;patch;update;watch
// +kubebuilder:rbac:groups="cluster.x-k8s.io",resources=machinedeployments,verbs=list;watch;get;patch;update;create;delete
// +kubebuilder:rbac:groups="cluster.x-k8s.io",resources=clusters,verbs=list;watch;get;patch;update;create;delete
// +kubebuilder:rbac:groups="cluster.x-k8s.io",resources=machinehealthchecks,verbs=list;watch;get;patch;create
// +kubebuilder:rbac:groups=clusterctl.cluster.x-k8s.io,resources=providers,verbs=get;list;watch
// +kubebuilder:rbac:groups=controlplane.cluster.x-k8s.io,resources=kubeadmcontrolplanes,verbs=list;get;watch;patch;update;create;delete
// +kubebuilder:rbac:groups=coordination.k8s.io,resources=leases,verbs=create;get;list;update;watch;delete
// +kubebuilder:rbac:groups=distro.eks.amazonaws.com,resources=releases,verbs=get;list;watch
// +kubebuilder:rbac:groups=etcdcluster.cluster.x-k8s.io,resources=*,verbs=create;get;list;patch;update;watch
// +kubebuilder:rbac:groups=tinkerbell.org,resources=hardware,verbs=list;watch
// +kubebuilder:rbac:groups=bmc.tinkerbell.org,resources=machines,verbs=list;watch
// +kubebuilder:rbac:groups=infrastructure.cluster.x-k8s.io,resources=awssnowclusters;awssnowmachinetemplates;awssnowippools;vsphereclusters;vspheremachinetemplates;dockerclusters;dockermachinetemplates;tinkerbellclusters;tinkerbellmachinetemplates;cloudstackclusters;cloudstackmachinetemplates;nutanixclusters;nutanixmachinetemplates,verbs=get;list;watch;create;update;patch;delete
// +kubebuilder:rbac:groups=packages.eks.amazonaws.com,resources=packages,verbs=create;delete;get;list;patch;update;watch
// +kubebuilder:rbac:groups=packages.eks.amazonaws.com,namespace=eksa-system,resources=packagebundlecontrollers,verbs=delete
// +kubebuilder:rbac:groups=anywhere.eks.amazonaws.com,resources=eksareleases,verbs=get;list;watch
// The eksareleases permissions are being moved to the ClusterRole due to client trying to list this resource from cache.
// When trying to list resources not already in cache, it starts an informer for that type using the scope of the cache.
// So if the manager is cluster-scoped, the new informers created by the cache will be cluster-scoped
// Reconcile reconciles a cluster object.
// nolint:gocyclo
// TODO: Reduce high cycomatic complexity. https://github.com/aws/eks-anywhere-internal/issues/1449
func (r *ClusterReconciler) Reconcile(ctx context.Context, req ctrl.Request) (result ctrl.Result, reterr error) {
log := ctrl.LoggerFrom(ctx)
// Fetch the Cluster objects
cluster := &anywherev1.Cluster{}
log.Info("Reconciling cluster")
if err := r.client.Get(ctx, req.NamespacedName, cluster); err != nil {
if apierrors.IsNotFound(err) {
return reconcile.Result{}, nil
}
return ctrl.Result{}, err
}
// Initialize the patch helper
patchHelper, err := patch.NewHelper(cluster, r.client)
if err != nil {
return ctrl.Result{}, err
}
defer func() {
err := r.updateStatus(ctx, log, cluster)
if err != nil {
reterr = kerrors.NewAggregate([]error{reterr, err})
}
// Always attempt to patch the object and status after each reconciliation.
patchOpts := []patch.Option{}
// We want the observedGeneration to indicate, that the status shown is up-to-date given the desired spec of the same generation.
// However, if there is an error while updating the status, we may get a partial status update, In this case,
// a partially updated status is not considered up to date, so we should not update the observedGeneration
// Patch ObservedGeneration only if the reconciliation completed without error
if reterr == nil {
patchOpts = append(patchOpts, patch.WithStatusObservedGeneration{})
}
if err := patchCluster(ctx, patchHelper, cluster, patchOpts...); err != nil {
reterr = kerrors.NewAggregate([]error{reterr, err})
}
// Only requeue if we are not already re-queueing and the Cluster ready condition is false.
// We do this to be able to update the status continuously until the cluster becomes ready,
// since there might be changes in state of the world that don't trigger reconciliation requests
if reterr == nil && !result.Requeue && result.RequeueAfter <= 0 && conditions.IsFalse(cluster, anywherev1.ReadyCondition) {
result = ctrl.Result{RequeueAfter: 10 * time.Second}
}
}()
if !cluster.DeletionTimestamp.IsZero() {
return r.reconcileDelete(ctx, log, cluster)
}
// If the cluster is paused, return without any further processing.
if cluster.IsReconcilePaused() {
log.Info("Cluster reconciliation is paused")
return ctrl.Result{}, nil
}
// AddFinalizer is idempotent
controllerutil.AddFinalizer(cluster, ClusterFinalizerName)
if !cluster.IsSelfManaged() && cluster.Spec.BundlesRef == nil && cluster.Spec.EksaVersion == nil {
if err = r.setDefaultBundlesRefOrEksaVersion(ctx, cluster); err != nil {
return ctrl.Result{}, nil
}
}
config, err := r.buildClusterConfig(ctx, cluster)
if err != nil {
return ctrl.Result{}, err
}
if err = r.ensureClusterOwnerReferences(ctx, cluster, config); err != nil {
return ctrl.Result{}, err
}
aggregatedGeneration := aggregatedGeneration(config)
// If there is no difference between the aggregated generation and childrenReconciledGeneration,
// and there is no difference in the reconciled generation and .metadata.generation of the cluster,
// then return without any further processing.
if aggregatedGeneration == cluster.Status.ChildrenReconciledGeneration && cluster.Status.ReconciledGeneration == cluster.Generation {
log.Info("Generation and aggregated generation match reconciled generations for cluster and child objects, skipping reconciliation.")
// Failure messages are cleared in the reconciler loop after running validations. But sometimes,
// it seems that Cluster failure messages on the status are is not cleared for some reason
// after successfully passing the validation. The theory is that if the inital patch operation
// is not successful, and the reconciliation is skipped going forward, it may never be cleared.
//
// When the controller reaches here, it denotes a completed reconcile. So, we can safely
// clear any failure messages or reasons that may be left over as there is no further processing
// for the controller to do.
if cluster.HasFailure() {
cluster.ClearFailure()
}
return ctrl.Result{}, nil
}
return r.reconcile(ctx, log, cluster, aggregatedGeneration)
}
func (r *ClusterReconciler) reconcile(ctx context.Context, log logr.Logger, cluster *anywherev1.Cluster, aggregatedGeneration int64) (ctrl.Result, error) {
clusterProviderReconciler := r.providerReconcilerRegistry.Get(cluster.Spec.DatacenterRef.Kind)
var reconcileResult controller.Result
var err error
reconcileResult, err = r.preClusterProviderReconcile(ctx, log, cluster)
if err != nil {
return ctrl.Result{}, err
}
if reconcileResult.Return() {
return reconcileResult.ToCtrlResult(), nil
}
reconcileResult, err = clusterProviderReconciler.Reconcile(ctx, log, cluster)
if err != nil {
return ctrl.Result{}, err
}
if reconcileResult.Return() {
return reconcileResult.ToCtrlResult(), nil
}
reconcileResult, err = r.postClusterProviderReconcile(ctx, log, cluster)
if err != nil {
return ctrl.Result{}, err
}
if reconcileResult.Return() {
return reconcileResult.ToCtrlResult(), nil
}
// At the end of the reconciliation, if there have been no requeues or errors, we update the cluster's status.
// NOTE: This update must be the last step in the reconciliation process to denote the complete reconciliation.
// No other mutating changes or reconciliations must happen in this loop after this step, so all such changes must
// be placed above this line.
cluster.Status.ReconciledGeneration = cluster.Generation
cluster.Status.ChildrenReconciledGeneration = aggregatedGeneration
// TODO(eksa-controller-SME): properly handle packages reconcile error and not triggering machine upgrade when
// packages reconcile is still in progress.
// Moving the packages reconcile after the above two generation fields are set, so that packages reconcile error
// does not cause side effect of rolling out of workload cluster machines during management cluster upgrade.
reconcileResult, err = r.packagesReconcile(ctx, log, cluster)
if err != nil {
return ctrl.Result{}, err
}
if reconcileResult.Return() {
return reconcileResult.ToCtrlResult(), nil
}
return ctrl.Result{}, nil
}
func (r *ClusterReconciler) preClusterProviderReconcile(ctx context.Context, log logr.Logger, cluster *anywherev1.Cluster) (controller.Result, error) {
// Run some preflight validations that can't be checked in webhook
if cluster.HasAWSIamConfig() {
if result, err := r.awsIamAuth.EnsureCASecret(ctx, log, cluster); err != nil {
return controller.Result{}, err
} else if result.Return() {
return result, nil
}
}
if cluster.IsManaged() {
if err := r.clusterValidator.ValidateManagementClusterName(ctx, log, cluster); err != nil {
log.Error(err, "Invalid cluster configuration")
cluster.SetFailure(anywherev1.ManagementClusterRefInvalidReason, err.Error())
return controller.Result{}, err
}
mgmt, err := getManagementCluster(ctx, cluster, r.client)
if err != nil {
return controller.Result{}, err
}
if err := validations.ValidateManagementEksaVersion(mgmt, cluster); err != nil {
return controller.Result{}, err
}
}
if err := validateEksaRelease(ctx, r.client, cluster); err != nil {
return controller.Result{}, err
}
if cluster.RegistryAuth() {
rUsername, rPassword, err := config.ReadCredentialsFromSecret(ctx, r.client)
if err != nil {
return controller.Result{}, err
}
if err := config.SetCredentialsEnv(rUsername, rPassword); err != nil {
return controller.Result{}, err
}
}
return controller.Result{}, nil
}
func (r *ClusterReconciler) postClusterProviderReconcile(ctx context.Context, log logr.Logger, cluster *anywherev1.Cluster) (controller.Result, error) {
if cluster.HasAWSIamConfig() {
if result, err := r.awsIamAuth.Reconcile(ctx, log, cluster); err != nil {
return controller.Result{}, err
} else if result.Return() {
return result, nil
}
}
if err := r.machineHealthCheck.Reconcile(ctx, log, cluster); err != nil {
return controller.Result{}, err
}
return controller.Result{}, nil
}
func (r *ClusterReconciler) packagesReconcile(ctx context.Context, log logr.Logger, cluster *anywherev1.Cluster) (controller.Result, error) {
// Self-managed clusters can support curated packages, but that support
// comes from the CLI at this time.
if cluster.IsManaged() && cluster.IsPackagesEnabled() {
if err := r.packagesClient.Reconcile(ctx, log, r.client, cluster); err != nil {
return controller.Result{}, err
}
}
return controller.Result{}, nil
}
func (r *ClusterReconciler) updateStatus(ctx context.Context, log logr.Logger, cluster *anywherev1.Cluster) error {
// When EKS-A cluster is fully deleted, we do not need to update the status. Without this check
// the subsequent patch operations would fail if the status is updated after it is fully deleted.
if !cluster.DeletionTimestamp.IsZero() && len(cluster.GetFinalizers()) == 0 {
log.Info("Cluster is fully deleted, skipping cluster status update")
return nil
}
log.Info("Updating cluster status")
if err := clusters.UpdateClusterStatusForControlPlane(ctx, r.client, cluster); err != nil {
return errors.Wrap(err, "updating status for control plane")
}
if err := clusters.UpdateClusterStatusForWorkers(ctx, r.client, cluster); err != nil {
return errors.Wrap(err, "updating status for workers")
}
clusters.UpdateClusterStatusForCNI(ctx, cluster)
summarizedConditionTypes := []anywherev1.ConditionType{
anywherev1.ControlPlaneInitializedCondition,
anywherev1.ControlPlaneReadyCondition,
anywherev1.WorkersReadyCondition,
}
defaultCNIConfiguredCondition := conditions.Get(cluster, anywherev1.DefaultCNIConfiguredCondition)
if defaultCNIConfiguredCondition == nil ||
(defaultCNIConfiguredCondition != nil &&
defaultCNIConfiguredCondition.Status == "False" &&
defaultCNIConfiguredCondition.Reason != anywherev1.SkipUpgradesForDefaultCNIConfiguredReason) {
summarizedConditionTypes = append(summarizedConditionTypes, anywherev1.DefaultCNIConfiguredCondition)
}
// Always update the readyCondition by summarizing the state of other conditions.
conditions.SetSummary(cluster,
conditions.WithConditions(summarizedConditionTypes...),
)
return nil
}
func (r *ClusterReconciler) reconcileDelete(ctx context.Context, log logr.Logger, cluster *anywherev1.Cluster) (ctrl.Result, error) {
if cluster.IsSelfManaged() && !cluster.IsManagedByCLI() {
return ctrl.Result{}, errors.New("deleting self-managed clusters is not supported")
}
if cluster.IsReconcilePaused() && !cluster.CanDeleteWhenPaused() {
log.Info("Cluster reconciliation is paused, won't process cluster deletion")
return ctrl.Result{}, nil
}
capiCluster := &clusterv1.Cluster{}
capiClusterName := types.NamespacedName{Namespace: constants.EksaSystemNamespace, Name: cluster.Name}
log.Info("Deleting", "name", cluster.Name)
err := r.client.Get(ctx, capiClusterName, capiCluster)
switch {
case err == nil:
log.Info("Deleting CAPI cluster", "name", capiCluster.Name)
if err := r.client.Delete(ctx, capiCluster); err != nil {
log.Info("Error deleting CAPI cluster", "name", capiCluster.Name)
return ctrl.Result{}, err
}
return ctrl.Result{RequeueAfter: defaultRequeueTime}, nil
case apierrors.IsNotFound(err):
log.Info("Deleting EKS Anywhere cluster", "name", capiCluster.Name, "cluster.DeletionTimestamp", cluster.DeletionTimestamp, "finalizer", cluster.Finalizers)
// TODO delete GitOps,Datacenter and MachineConfig objects
controllerutil.RemoveFinalizer(cluster, ClusterFinalizerName)
default:
return ctrl.Result{}, err
}
if cluster.HasAWSIamConfig() {
if err := r.awsIamAuth.ReconcileDelete(ctx, log, cluster); err != nil {
return ctrl.Result{}, err
}
}
if cluster.IsManaged() {
if err := r.packagesClient.ReconcileDelete(ctx, log, r.client, cluster); err != nil {
return ctrl.Result{}, fmt.Errorf("deleting packages for cluster %q: %w", cluster.Name, err)
}
}
return ctrl.Result{}, nil
}
func (r *ClusterReconciler) buildClusterConfig(ctx context.Context, clus *anywherev1.Cluster) (*c.Config, error) {
builder := c.NewDefaultConfigClientBuilder()
config, err := builder.Build(ctx, clientutil.NewKubeClient(r.client), clus)
if err != nil {
var notFound apierrors.APIStatus
if apierrors.IsNotFound(err) && errors.As(err, ¬Found) {
failureMessage := fmt.Sprintf("Dependent cluster objects don't exist: %s", notFound)
clus.SetFailure(anywherev1.MissingDependentObjectsReason, failureMessage)
}
return nil, err
}
return config, nil
}
func (r *ClusterReconciler) ensureClusterOwnerReferences(ctx context.Context, clus *anywherev1.Cluster, config *c.Config) error {
for _, obj := range config.ChildObjects() {
numberOfOwnerReferences := len(obj.GetOwnerReferences())
if err := controllerutil.SetOwnerReference(clus, obj, r.client.Scheme()); err != nil {
return errors.Wrapf(err, "setting cluster owner reference for %s", obj.GetObjectKind())
}
if numberOfOwnerReferences == len(obj.GetOwnerReferences()) {
// obj already had the owner reference
continue
}
if err := r.client.Update(ctx, obj); err != nil {
return errors.Wrapf(err, "updating object (%s) with cluster owner reference", obj.GetObjectKind())
}
}
return nil
}
func patchCluster(ctx context.Context, patchHelper *patch.Helper, cluster *anywherev1.Cluster, patchOpts ...patch.Option) error {
// Patch the object, ignoring conflicts on the conditions owned by this controller.
options := append([]patch.Option{
patch.WithOwnedConditions{Conditions: []clusterv1.ConditionType{
// Add each condition her that the controller should ignored conflicts for.
anywherev1.ReadyCondition,
anywherev1.ControlPlaneInitializedCondition,
anywherev1.ControlPlaneReadyCondition,
anywherev1.WorkersReadyCondition,
anywherev1.DefaultCNIConfiguredCondition,
}},
}, patchOpts...)
// Always attempt to patch the object and status after each reconciliation.
return patchHelper.Patch(ctx, cluster, options...)
}
// aggregatedGeneration computes the combined generation of the resources linked
// by the cluster by summing up the .metadata.generation value for all the child
// objects of this cluster.
func aggregatedGeneration(config *c.Config) int64 {
var aggregatedGeneration int64
for _, obj := range config.ChildObjects() {
aggregatedGeneration += obj.GetGeneration()
}
return aggregatedGeneration
}
func getManagementCluster(ctx context.Context, clus *anywherev1.Cluster, client client.Client) (*anywherev1.Cluster, error) {
mgmtCluster, err := clusters.FetchManagementEksaCluster(ctx, client, clus)
if apierrors.IsNotFound(err) {
clus.SetFailure(
anywherev1.ManagementClusterRefInvalidReason,
fmt.Sprintf("Management cluster %s does not exist", clus.Spec.ManagementCluster.Name),
)
}
if err != nil {
return nil, err
}
return mgmtCluster, nil
}
func (r *ClusterReconciler) setDefaultBundlesRefOrEksaVersion(ctx context.Context, clus *anywherev1.Cluster) error {
mgmtCluster, err := getManagementCluster(ctx, clus, r.client)
if err != nil {
return err
}
if mgmtCluster.Spec.EksaVersion != nil {
clus.Spec.EksaVersion = mgmtCluster.Spec.EksaVersion
return nil
}
if mgmtCluster.Spec.BundlesRef != nil {
clus.Spec.BundlesRef = mgmtCluster.Spec.BundlesRef
return nil
}
clus.Status.FailureMessage = ptr.String("Management cluster must have either EksaVersion or BundlesRef")
return fmt.Errorf("could not set default values")
}
func validateEksaRelease(ctx context.Context, client client.Client, cluster *anywherev1.Cluster) error {
if cluster.Spec.EksaVersion == nil {
return nil
}
err := validations.ValidateEksaReleaseExistOnManagement(ctx, clientutil.NewKubeClient(client), cluster)
if apierrors.IsNotFound(err) {
errMsg := fmt.Sprintf("eksarelease %v could not be found on the management cluster", *cluster.Spec.EksaVersion)
reason := anywherev1.EksaVersionInvalidReason
cluster.Status.FailureMessage = ptr.String(errMsg)
cluster.Status.FailureReason = &reason
return err
} else if err != nil {
return err
}
return nil
}