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placementrule_controller.go
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placementrule_controller.go
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// Copyright (c) Red Hat, Inc.
// Copyright Contributors to the Open Cluster Management project
// Licensed under the Apache License 2.0
package placementrule
import (
"context"
"errors"
"reflect"
"strings"
"sync"
"time"
"github.com/go-logr/logr"
operatorv1 "github.com/openshift/api/operator/v1"
"golang.org/x/exp/slices"
appsv1 "k8s.io/api/apps/v1"
corev1 "k8s.io/api/core/v1"
k8serrors "k8s.io/apimachinery/pkg/api/errors"
"k8s.io/apimachinery/pkg/api/meta"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/labels"
"k8s.io/apimachinery/pkg/runtime"
"k8s.io/apimachinery/pkg/runtime/schema"
"k8s.io/apimachinery/pkg/types"
"k8s.io/apimachinery/pkg/util/wait"
ctrl "sigs.k8s.io/controller-runtime"
"sigs.k8s.io/controller-runtime/pkg/builder"
"sigs.k8s.io/controller-runtime/pkg/client"
"sigs.k8s.io/controller-runtime/pkg/event"
"sigs.k8s.io/controller-runtime/pkg/handler"
logf "sigs.k8s.io/controller-runtime/pkg/log"
"sigs.k8s.io/controller-runtime/pkg/manager"
"sigs.k8s.io/controller-runtime/pkg/predicate"
"sigs.k8s.io/controller-runtime/pkg/reconcile"
"sigs.k8s.io/controller-runtime/pkg/source"
mchv1 "github.com/stolostron/multiclusterhub-operator/api/v1"
addonv1alpha1 "open-cluster-management.io/api/addon/v1alpha1"
clusterv1 "open-cluster-management.io/api/cluster/v1"
workv1 "open-cluster-management.io/api/work/v1"
mcov1beta1 "github.com/stolostron/multicluster-observability-operator/operators/multiclusterobservability/api/v1beta1"
mcov1beta2 "github.com/stolostron/multicluster-observability-operator/operators/multiclusterobservability/api/v1beta2"
"github.com/stolostron/multicluster-observability-operator/operators/multiclusterobservability/pkg/config"
"github.com/stolostron/multicluster-observability-operator/operators/multiclusterobservability/pkg/util"
operatorconfig "github.com/stolostron/multicluster-observability-operator/operators/pkg/config"
commonutil "github.com/stolostron/multicluster-observability-operator/operators/pkg/util"
)
const (
ownerLabelKey = "owner"
ownerLabelValue = "multicluster-observability-operator"
managedClusterObsCertName = "observability-managed-cluster-certs"
nonOCP = "N/A"
disableAddonAutomaticInstallationAnnotationKey = "addon.open-cluster-management.io/disable-automatic-installation"
)
var (
log = logf.Log.WithName("controller_placementrule")
isCRoleCreated = false
clusterAddon = &addonv1alpha1.ClusterManagementAddOn{}
defaultAddonDeploymentConfig = &addonv1alpha1.AddOnDeploymentConfig{}
isplacementControllerRunnning = false
managedClusterList = map[string]string{}
managedClusterListMutex = &sync.RWMutex{}
installMetricsWithoutAddon = false
)
// PlacementRuleReconciler reconciles a PlacementRule object
type PlacementRuleReconciler struct {
Client client.Client
Log logr.Logger
Scheme *runtime.Scheme
CRDMap map[string]bool
RESTMapper meta.RESTMapper
}
// +kubebuilder:rbac:groups=observability.open-cluster-management.io,resources=placementrules,verbs=get;list;watch;create;update;patch;delete
// +kubebuilder:rbac:groups=observability.open-cluster-management.io,resources=placementrules/status,verbs=get;update;patch
// +kubebuilder:rbac:groups=observability.open-cluster-management.io,resources=placementrules/finalizers,verbs=update
// Reconcile is part of the main kubernetes reconciliation loop which aims to
// move the current state of the cluster closer to the desired state.
// Modify the Reconcile function to compare the state specified by
// the PlacementRule object against the actual cluster state, and then
// perform operations to make the cluster state reflect the state specified by
// the user.
//
// For more details, check Reconcile and its Result here:
// - https://pkg.go.dev/sigs.k8s.io/controller-runtime@v0.7.0/pkg/reconcile
func (r *PlacementRuleReconciler) Reconcile(ctx context.Context, req ctrl.Request) (ctrl.Result, error) {
reqLogger := log.WithValues("Request.Namespace", req.Namespace, "Request.Name", req.Name)
reqLogger.Info("Reconciling PlacementRule")
// ACM 8509: Special case for hub/local cluster metrics collection
// We want to ensure that the local-cluster is always in the managedClusterList
// In the case when hubSelfManagement is enabled, we will delete it from the list and modify the object
// to cater to the use case of deploying in open-cluster-management-observability namespace
delete(managedClusterList, "local-cluster")
if _, ok := managedClusterList["local-cluster"]; !ok {
obj := &clusterv1.ManagedCluster{
ObjectMeta: metav1.ObjectMeta{
Name: "local-cluster",
Namespace: config.GetDefaultNamespace(),
Labels: map[string]string{
"openshiftVersion": "mimical",
},
},
}
installMetricsWithoutAddon = true
updateManagedClusterList(obj)
}
if config.GetMonitoringCRName() == "" {
reqLogger.Info("multicluster observability resource is not available")
return ctrl.Result{}, nil
}
deleteAll := false
// Fetch the MultiClusterObservability instance
mco := &mcov1beta2.MultiClusterObservability{}
err := r.Client.Get(context.TODO(),
types.NamespacedName{
Name: config.GetMonitoringCRName(),
}, mco)
if err != nil {
if k8serrors.IsNotFound(err) {
deleteAll = true
delete(managedClusterList, "local-cluster")
} else {
// Error reading the object - requeue the request.
return ctrl.Result{}, err
}
}
// Do not reconcile objects if this instance of mch is labeled "paused"
if config.IsPaused(mco.GetAnnotations()) {
reqLogger.Info("MCO reconciliation is paused. Nothing more to do.")
return ctrl.Result{}, nil
}
if !deleteAll && !mco.Spec.ObservabilityAddonSpec.EnableMetrics {
reqLogger.Info("EnableMetrics is set to false. Delete Observability addons")
deleteAll = true
}
// check if the MCH CRD exists
mchCrdExists := r.CRDMap[config.MCHCrdName]
// requeue after 10 seconds if the mch crd exists and image image manifests map is empty
if mchCrdExists && len(config.GetImageManifests()) == 0 {
// if the mch CR is not ready, then requeue the request after 10s
return ctrl.Result{RequeueAfter: 10 * time.Second}, nil
}
// check if the server certificate for managedcluster
if managedClusterObsCert == nil {
var err error
managedClusterObsCert, err = generateObservabilityServerCACerts(r.Client)
if err != nil && k8serrors.IsNotFound(err) {
// if the servser certificate for managedcluster is not ready, then
// requeue the request after 10s to avoid useless reconcile loop.
return ctrl.Result{RequeueAfter: 10 * time.Second}, nil
}
}
opts := &client.ListOptions{
LabelSelector: labels.SelectorFromSet(map[string]string{ownerLabelKey: ownerLabelValue}),
}
if req.Namespace != config.GetDefaultNamespace() &&
req.Namespace != "" {
opts.Namespace = req.Namespace
}
obsAddonList := &mcov1beta1.ObservabilityAddonList{}
err = r.Client.List(context.TODO(), obsAddonList, opts)
if err != nil {
reqLogger.Error(err, "Failed to list observabilityaddon resource")
return ctrl.Result{}, err
}
if !deleteAll && installMetricsWithoutAddon {
obsAddonList.Items = append(obsAddonList.Items, mcov1beta1.ObservabilityAddon{
ObjectMeta: metav1.ObjectMeta{
Name: obsAddonName,
Namespace: config.GetDefaultNamespace(),
Labels: map[string]string{
ownerLabelKey: ownerLabelValue,
},
},
})
err = deleteObsAddon(r.Client, localClusterName)
if err != nil {
log.Error(err, "Failed to delete observabilityaddon")
return ctrl.Result{}, err
}
}
if operatorconfig.IsMCOTerminating {
delete(managedClusterList, "local-cluster")
}
if !deleteAll {
if err := createAllRelatedRes(
r.Client,
req,
mco,
obsAddonList,
r.CRDMap,
); err != nil {
return ctrl.Result{}, err
}
} else {
if err := deleteAllObsAddons(r.Client, obsAddonList); err != nil {
return ctrl.Result{}, err
}
}
obsAddonList = &mcov1beta1.ObservabilityAddonList{}
err = r.Client.List(context.TODO(), obsAddonList, opts)
if err != nil {
reqLogger.Error(err, "Failed to list observabilityaddon resource")
return ctrl.Result{}, err
}
workList := &workv1.ManifestWorkList{}
err = r.Client.List(context.TODO(), workList, opts)
if err != nil {
reqLogger.Error(err, "Failed to list manifestwork resource")
return ctrl.Result{}, err
}
managedclusteraddonList := &addonv1alpha1.ManagedClusterAddOnList{}
err = r.Client.List(context.TODO(), managedclusteraddonList, opts)
if err != nil {
reqLogger.Error(err, "Failed to list managedclusteraddon resource")
return ctrl.Result{}, err
}
latestClusters := []string{}
staleAddons := []string{}
for _, addon := range obsAddonList.Items {
latestClusters = append(latestClusters, addon.Namespace)
staleAddons = append(staleAddons, addon.Namespace)
}
for _, work := range workList.Items {
if work.Name != work.Namespace+workNameSuffix {
// ACM 8509: Special case for hub metrics collector
// In the upgrade case we want to clean up the obs add on and manifest work that was created
// for local-cluster before the upgrade that is why we check for the local-cluster namespace
reqLogger.Info("To delete invalid manifestwork", "name", work.Name, "namespace", work.Namespace)
err = deleteManifestWork(r.Client, work.Name, work.Namespace)
if err != nil {
return ctrl.Result{}, err
}
}
if !slices.Contains(latestClusters, work.Namespace) {
reqLogger.Info("To delete manifestwork", "namespace", work.Namespace)
err = deleteManagedClusterRes(r.Client, work.Namespace)
if err != nil {
return ctrl.Result{}, err
}
} else {
staleAddons = commonutil.Remove(staleAddons, work.Namespace)
}
}
// after the managedcluster is detached, the manifestwork for observability will be delete be the cluster manager,
// but the managedclusteraddon for observability will not deleted by the cluster manager, so check against the
// managedclusteraddon list to remove the managedcluster resources after the managedcluster is detached.
for _, mcaddon := range managedclusteraddonList.Items {
if !slices.Contains(latestClusters, mcaddon.Namespace) && mcaddon.Namespace != config.GetDefaultNamespace() {
reqLogger.Info("To delete managedcluster resources", "namespace", mcaddon.Namespace)
err = deleteManagedClusterRes(r.Client, mcaddon.Namespace)
if err != nil {
return ctrl.Result{}, err
}
} else {
staleAddons = commonutil.Remove(staleAddons, mcaddon.Namespace)
}
}
// delete stale addons if manifestwork does not exist
for _, addon := range staleAddons {
err = deleteStaleObsAddon(r.Client, addon, true)
if err != nil {
return ctrl.Result{}, err
}
}
// only update managedclusteraddon status when obs addon's status updated
if req.Name == obsAddonName {
err = updateAddonStatus(r.Client, *obsAddonList)
if err != nil {
return ctrl.Result{}, err
}
}
if deleteAll {
// delete managedclusteraddon for local-cluster
err = deleteManagedClusterRes(r.Client, localClusterName)
if err != nil {
return ctrl.Result{}, err
}
opts.Namespace = ""
err = r.Client.List(context.TODO(), workList, opts)
if err != nil {
reqLogger.Error(err, "Failed to list manifestwork resource")
return ctrl.Result{}, err
}
if len(workList.Items) == 0 {
err = deleteGlobalResource(r.Client)
}
}
return ctrl.Result{}, err
}
func createAllRelatedRes(
c client.Client,
request ctrl.Request,
mco *mcov1beta2.MultiClusterObservability,
obsAddonList *mcov1beta1.ObservabilityAddonList,
CRDMap map[string]bool,
) error {
var err error
// create the clusterrole if not there
if !isCRoleCreated {
err = createClusterRole(c)
if err != nil {
return err
}
err = createResourceRole(c)
if err != nil {
return err
}
isCRoleCreated = true
}
// Get or create ClusterManagementAddon
clusterAddon, err = util.CreateClusterManagementAddon(c)
if err != nil {
return err
}
// Always start this loop with an empty addon deployment config.
// This simplifies the logic for the cases where:
// - There is nothing in `Spec.SupportedConfigs`.
// - There's something in `Spec.SupportedConfigs`, but none of them are for
// the group and resource that we care about.
// - There is something in `Spec.SupportedConfigs`, the group and resource are correct,
// but the default config is not present in the manifest or it is not found
// (i.e. was deleted or there's a typo).
defaultAddonDeploymentConfig = &addonv1alpha1.AddOnDeploymentConfig{}
for _, config := range clusterAddon.Spec.SupportedConfigs {
if config.ConfigGroupResource.Group == util.AddonGroup &&
config.ConfigGroupResource.Resource == util.AddonDeploymentConfigResource {
if config.DefaultConfig != nil {
addonConfig := &addonv1alpha1.AddOnDeploymentConfig{}
err = c.Get(context.TODO(),
types.NamespacedName{
Name: config.DefaultConfig.Name,
Namespace: config.DefaultConfig.Namespace,
},
addonConfig,
)
if err != nil {
return err
}
log.Info("There is default AddonDeploymentConfig for current addon")
defaultAddonDeploymentConfig = addonConfig
break
}
}
}
// need to reload the template and update the the corresponding resources
// the loadTemplates method is now lightweight operations as we have cache the templates in memory.
log.Info("load and update templates for managedcluster resources")
rawExtensionList, obsAddonCRDv1, obsAddonCRDv1beta1,
endpointMetricsOperatorDeploy, imageListConfigMap, _ = loadTemplates(mco)
works, crdv1Work, crdv1beta1Work, err := generateGlobalManifestResources(c, mco)
if err != nil {
return err
}
// regenerate the hubinfo secret if empty
if hubInfoSecret == nil {
var err error
if hubInfoSecret, err = generateHubInfoSecret(c, config.GetDefaultNamespace(), spokeNameSpace, CRDMap[config.IngressControllerCRD]); err != nil {
return err
}
}
failedCreateManagedClusterRes := false
managedClusterListMutex.RLock()
for managedCluster, openshiftVersion := range managedClusterList {
if isReconcileRequired(request, managedCluster) {
log.Info(
"Monitoring operator should be installed in cluster",
"cluster_name",
managedCluster,
"request.name",
request.Name,
"request.namespace",
request.Namespace,
"openshiftVersion",
openshiftVersion,
)
if openshiftVersion == "3" {
err = createManagedClusterRes(c, mco,
managedCluster, managedCluster,
works, ocp311metricsAllowlistConfigMap, crdv1beta1Work, endpointMetricsOperatorDeploy, hubInfoSecret, false)
} else if openshiftVersion == nonOCP {
err = createManagedClusterRes(c, mco,
managedCluster, managedCluster,
works, metricsAllowlistConfigMap, crdv1Work, endpointMetricsOperatorDeploy, hubInfoSecret, true)
} else if openshiftVersion == "mimical" {
installProm := false
if mco.Annotations["test-env"] == "kind-test" {
installProm = true
}
// Create copy of hub-info-secret for local-cluster since hubInfo is global variable
hubInfoSecretCopy := hubInfoSecret.DeepCopy()
err = createManagedClusterRes(c, mco,
managedCluster, config.GetDefaultNamespace(),
works, metricsAllowlistConfigMap, crdv1Work, endpointMetricsOperatorDeploy, hubInfoSecretCopy, installProm)
} else {
err = createManagedClusterRes(c, mco,
managedCluster, managedCluster,
works, metricsAllowlistConfigMap, crdv1Work, endpointMetricsOperatorDeploy, hubInfoSecret, false)
}
if err != nil {
failedCreateManagedClusterRes = true
log.Error(err, "Failed to create managedcluster resources", "namespace", managedCluster)
}
if request.Namespace == managedCluster {
break
}
}
}
// Look through the obsAddonList items and find clusters
// which are no longer to be managed and therefore needs deletion
clustersToCleanup := []string{}
for _, ep := range obsAddonList.Items {
if _, ok := managedClusterList[ep.Namespace]; !ok {
clustersToCleanup = append(clustersToCleanup, ep.Namespace)
}
}
managedClusterListMutex.RUnlock()
failedDeleteOba := false
for _, cluster := range clustersToCleanup {
if cluster != config.GetDefaultNamespace() {
err = deleteObsAddon(c, cluster)
if err != nil {
failedDeleteOba = true
log.Error(err, "Failed to delete observabilityaddon", "namespace", cluster)
}
}
}
if failedCreateManagedClusterRes || failedDeleteOba {
return errors.New("failed to create managedcluster resources or failed to delete observabilityaddon, skip and reconcile later")
}
return nil
}
func deleteAllObsAddons(
client client.Client,
obsAddonList *mcov1beta1.ObservabilityAddonList,
) error {
for _, ep := range obsAddonList.Items {
err := deleteObsAddon(client, ep.Namespace)
if err != nil {
log.Error(err, "Failed to delete observabilityaddon", "namespace", ep.Namespace)
return err
}
}
return nil
}
func deleteGlobalResource(c client.Client) error {
err := deleteClusterRole(c)
if err != nil {
return err
}
err = deleteResourceRole(c)
if err != nil {
return err
}
isCRoleCreated = false
// delete ClusterManagementAddon
err = util.DeleteClusterManagementAddon(c)
if err != nil {
return err
}
return nil
}
func createManagedClusterRes(
c client.Client,
mco *mcov1beta2.MultiClusterObservability,
name string,
namespace string,
works []workv1.Manifest,
allowlist *corev1.ConfigMap,
crdWork *workv1.Manifest,
dep *appsv1.Deployment,
hubInfo *corev1.Secret,
installProm bool,
) error {
err := createObsAddon(c, namespace)
if err != nil {
log.Error(err, "Failed to create observabilityaddon")
return err
}
err = createRolebindings(c, namespace, name)
if err != nil {
return err
}
addon, err := util.CreateManagedClusterAddonCR(c, namespace, ownerLabelKey, ownerLabelValue)
if err != nil {
log.Error(err, "Failed to create ManagedClusterAddon")
return err
}
addonConfig := &addonv1alpha1.AddOnDeploymentConfig{}
isCustomConfig := false
for _, config := range addon.Spec.Configs {
if config.ConfigGroupResource.Group == util.AddonGroup &&
config.ConfigGroupResource.Resource == util.AddonDeploymentConfigResource {
err = c.Get(context.TODO(),
types.NamespacedName{
Name: config.ConfigReferent.Name,
Namespace: config.ConfigReferent.Namespace,
},
addonConfig,
)
if err != nil {
return err
}
isCustomConfig = true
log.Info("There is AddonDeploymentConfig for current addon", "namespace", namespace)
break
}
}
if !isCustomConfig {
addonConfig = defaultAddonDeploymentConfig
}
if err = createManifestWorks(c, namespace, name, mco, works, allowlist, crdWork, dep, hubInfo, addonConfig, installProm); err != nil {
log.Error(err, "Failed to create manifestwork")
return err
}
return nil
}
func deleteManagedClusterRes(c client.Client, namespace string) error {
managedclusteraddon := &addonv1alpha1.ManagedClusterAddOn{
ObjectMeta: metav1.ObjectMeta{
Name: util.ManagedClusterAddonName,
Namespace: namespace,
},
}
err := c.Delete(context.TODO(), managedclusteraddon)
if err != nil && !k8serrors.IsNotFound(err) {
log.Error(err, "Failed to delete managedclusteraddon")
return err
}
err = deleteRolebindings(c, namespace)
if err != nil {
return err
}
err = deleteManifestWorks(c, namespace)
if err != nil {
log.Error(err, "Failed to delete manifestwork")
return err
}
return nil
}
func updateManagedClusterList(obj client.Object) {
managedClusterListMutex.Lock()
defer managedClusterListMutex.Unlock()
if version, ok := obj.GetLabels()["openshiftVersion"]; ok {
managedClusterList[obj.GetName()] = version
} else {
managedClusterList[obj.GetName()] = nonOCP
}
}
// Do not reconcile objects if this instance of mch has the
// `disableAddonAutomaticInstallationAnnotationKey` annotation
func isAutomaticAddonInstallationDisabled(obj client.Object) bool {
annotations := obj.GetAnnotations()
if val, ok := annotations[disableAddonAutomaticInstallationAnnotationKey]; ok && strings.EqualFold(val, "true") {
log.Info("Cluster has disable addon automatic installation annotation. Skip addon deploy")
return true
}
return false
}
// SetupWithManager sets up the controller with the Manager.
// TODO refactor (if possible) to match format of observabilityaddon_controller.go
func (r *PlacementRuleReconciler) SetupWithManager(mgr ctrl.Manager) error {
c := mgr.GetClient()
ingressCtlCrdExists := r.CRDMap[config.IngressControllerCRD]
clusterPred := getClusterPreds()
// Watch changes for AddonDeploymentConfig
addOnDeploymentConfigPred := GetAddOnDeploymentConfigPredicates()
// Watch changes to endpoint-operator deployment
hubEndpointOperatorPred := getHubEndpointOperatorPredicates()
obsAddonPred := predicate.Funcs{
CreateFunc: func(e event.CreateEvent) bool {
return false
},
UpdateFunc: func(e event.UpdateEvent) bool {
if e.ObjectNew.GetName() == obsAddonName &&
e.ObjectNew.GetLabels()[ownerLabelKey] == ownerLabelValue &&
e.ObjectNew.GetNamespace() != localClusterName &&
!reflect.DeepEqual(e.ObjectNew.(*mcov1beta1.ObservabilityAddon).Status.Conditions,
e.ObjectOld.(*mcov1beta1.ObservabilityAddon).Status.Conditions) {
return true
}
return false
},
DeleteFunc: func(e event.DeleteEvent) bool {
if e.Object.GetName() == obsAddonName &&
e.Object.GetLabels()[ownerLabelKey] == ownerLabelValue &&
e.Object.GetNamespace() != localClusterName {
log.Info(
"DeleteFunc",
"obsAddonNamespace",
e.Object.GetNamespace(),
"obsAddonName",
e.Object.GetName(),
)
if err := removePostponeDeleteAnnotationForManifestwork(c, e.Object.GetNamespace()); err != nil {
log.Error(err, "postpone delete annotation for manifestwork could not be removed")
return false
}
return true
}
return false
},
}
allowlistPred := predicate.Funcs{
CreateFunc: func(e event.CreateEvent) bool {
if (e.Object.GetName() == config.AllowlistCustomConfigMapName ||
e.Object.GetName() == operatorconfig.AllowlistConfigMapName) &&
e.Object.GetNamespace() == config.GetDefaultNamespace() {
// generate the metrics allowlist configmap
log.Info("generate metric allow list configmap for allowlist configmap CREATE")
metricsAllowlistConfigMap, ocp311metricsAllowlistConfigMap, _ = generateMetricsListCM(c)
return true
}
return false
},
UpdateFunc: func(e event.UpdateEvent) bool {
if (e.ObjectNew.GetName() == config.AllowlistCustomConfigMapName ||
e.ObjectNew.GetName() == operatorconfig.AllowlistConfigMapName) &&
e.ObjectNew.GetNamespace() == config.GetDefaultNamespace() &&
e.ObjectNew.GetResourceVersion() != e.ObjectOld.GetResourceVersion() {
// regenerate the metrics allowlist configmap
log.Info("generate metric allow list configmap for allowlist configmap UPDATE")
metricsAllowlistConfigMap, ocp311metricsAllowlistConfigMap, _ = generateMetricsListCM(c)
return true
}
return false
},
DeleteFunc: func(e event.DeleteEvent) bool {
if (e.Object.GetName() == config.AllowlistCustomConfigMapName ||
e.Object.GetName() == operatorconfig.AllowlistConfigMapName) &&
e.Object.GetNamespace() == config.GetDefaultNamespace() {
// regenerate the metrics allowlist configmap
log.Info("generate metric allow list configmap for allowlist configmap UPDATE")
metricsAllowlistConfigMap, ocp311metricsAllowlistConfigMap, _ = generateMetricsListCM(c)
return true
}
return false
},
}
certSecretPred := predicate.Funcs{
CreateFunc: func(e event.CreateEvent) bool {
if e.Object.GetName() == config.ServerCACerts &&
e.Object.GetNamespace() == config.GetDefaultNamespace() {
// generate the certificate for managed cluster
log.Info("generate managedcluster observability certificate for server certificate CREATE")
managedClusterObsCert, _ = generateObservabilityServerCACerts(c)
return true
}
return false
},
UpdateFunc: func(e event.UpdateEvent) bool {
if (e.ObjectNew.GetName() == config.ServerCACerts &&
e.ObjectNew.GetNamespace() == config.GetDefaultNamespace()) &&
e.ObjectNew.GetResourceVersion() != e.ObjectOld.GetResourceVersion() {
// regenerate the certificate for managed cluster
log.Info("generate managedcluster observability certificate for server certificate UPDATE")
managedClusterObsCert, _ = generateObservabilityServerCACerts(c)
return true
}
return false
},
DeleteFunc: func(e event.DeleteEvent) bool {
if e.Object.GetName() == config.ServerCACerts &&
e.Object.GetNamespace() == config.GetDefaultNamespace() {
return true
}
return false
},
}
ingressControllerPred := predicate.Funcs{
CreateFunc: func(e event.CreateEvent) bool {
if e.Object.GetName() == config.OpenshiftIngressOperatorCRName &&
e.Object.GetNamespace() == config.OpenshiftIngressOperatorNamespace {
// generate the hubInfo secret
hubInfoSecret, _ = generateHubInfoSecret(
c,
config.GetDefaultNamespace(),
spokeNameSpace,
ingressCtlCrdExists,
)
return true
}
return false
},
UpdateFunc: func(e event.UpdateEvent) bool {
if e.ObjectNew.GetName() == config.OpenshiftIngressOperatorCRName &&
e.ObjectNew.GetResourceVersion() != e.ObjectOld.GetResourceVersion() &&
e.ObjectNew.GetNamespace() == config.OpenshiftIngressOperatorNamespace {
// regenerate the hubInfo secret
hubInfoSecret, _ = generateHubInfoSecret(
c,
config.GetDefaultNamespace(),
spokeNameSpace,
ingressCtlCrdExists,
)
return true
}
return false
},
DeleteFunc: func(e event.DeleteEvent) bool {
if e.Object.GetName() == config.OpenshiftIngressOperatorCRName &&
e.Object.GetNamespace() == config.OpenshiftIngressOperatorNamespace {
// regenerate the hubInfo secret
hubInfoSecret, _ = generateHubInfoSecret(
c,
config.GetDefaultNamespace(),
spokeNameSpace,
ingressCtlCrdExists,
)
return true
}
return false
},
}
amRouterCertSecretPred := predicate.Funcs{
CreateFunc: func(e event.CreateEvent) bool {
if e.Object.GetNamespace() == config.GetDefaultNamespace() &&
(e.Object.GetName() == config.AlertmanagerRouteBYOCAName ||
e.Object.GetName() == config.AlertmanagerRouteBYOCERTName) {
// generate the hubInfo secret
hubInfoSecret, _ = generateHubInfoSecret(
c,
config.GetDefaultNamespace(),
spokeNameSpace,
ingressCtlCrdExists,
)
return true
}
return false
},
UpdateFunc: func(e event.UpdateEvent) bool {
if e.ObjectNew.GetNamespace() == config.GetDefaultNamespace() &&
e.ObjectNew.GetResourceVersion() != e.ObjectOld.GetResourceVersion() &&
(e.ObjectNew.GetName() == config.AlertmanagerRouteBYOCAName ||
e.ObjectNew.GetName() == config.AlertmanagerRouteBYOCERTName) {
// regenerate the hubInfo secret
hubInfoSecret, _ = generateHubInfoSecret(
c,
config.GetDefaultNamespace(),
spokeNameSpace,
ingressCtlCrdExists,
)
return true
}
return false
},
DeleteFunc: func(e event.DeleteEvent) bool {
if e.Object.GetNamespace() == config.GetDefaultNamespace() &&
(e.Object.GetName() == config.AlertmanagerRouteBYOCAName ||
e.Object.GetName() == config.AlertmanagerRouteBYOCERTName) {
// regenerate the hubInfo secret
hubInfoSecret, _ = generateHubInfoSecret(
c,
config.GetDefaultNamespace(),
spokeNameSpace,
ingressCtlCrdExists,
)
return true
}
return false
},
}
routeCASecretPred := predicate.Funcs{
CreateFunc: func(e event.CreateEvent) bool {
if (e.Object.GetNamespace() == config.OpenshiftIngressOperatorNamespace &&
e.Object.GetName() == config.OpenshiftIngressRouteCAName) ||
(e.Object.GetNamespace() == config.OpenshiftIngressNamespace &&
e.Object.GetName() == config.OpenshiftIngressDefaultCertName) {
// generate the hubInfo secret
hubInfoSecret, _ = generateHubInfoSecret(
c,
config.GetDefaultNamespace(),
spokeNameSpace,
ingressCtlCrdExists,
)
return true
}
return false
},
UpdateFunc: func(e event.UpdateEvent) bool {
if ((e.ObjectNew.GetNamespace() == config.OpenshiftIngressOperatorNamespace &&
e.ObjectNew.GetName() == config.OpenshiftIngressRouteCAName) ||
(e.ObjectNew.GetNamespace() == config.OpenshiftIngressNamespace &&
e.ObjectNew.GetName() == config.OpenshiftIngressDefaultCertName)) &&
e.ObjectNew.GetResourceVersion() != e.ObjectOld.GetResourceVersion() {
// regenerate the hubInfo secret
hubInfoSecret, _ = generateHubInfoSecret(
c,
config.GetDefaultNamespace(),
spokeNameSpace,
ingressCtlCrdExists,
)
return true
}
return false
},
DeleteFunc: func(e event.DeleteEvent) bool {
return false
},
}
amAccessorSAPred := predicate.Funcs{
CreateFunc: func(e event.CreateEvent) bool {
if e.Object.GetName() == config.AlertmanagerAccessorSAName &&
e.Object.GetNamespace() == config.GetDefaultNamespace() {
// wait 10s for access_token of alertmanager and generate the secret that contains the access_token
if err := wait.Poll(2*time.Second, 10*time.Second, func() (bool, error) {
var err error
log.Info("generate amAccessorTokenSecret for alertmanager access serviceaccount CREATE")
if amAccessorTokenSecret, err = generateAmAccessorTokenSecret(c); err == nil {
return true, nil
}
return false, err
}); err != nil {
log.Error(err, "error polling in createfunc")
return false
}
return true
}
return false
},
UpdateFunc: func(e event.UpdateEvent) bool {
if (e.ObjectNew.GetName() == config.AlertmanagerAccessorSAName &&
e.ObjectNew.GetNamespace() == config.GetDefaultNamespace()) &&
e.ObjectNew.GetResourceVersion() != e.ObjectOld.GetResourceVersion() {
// regenerate the secret that contains the access_token for the Alertmanager in the Hub cluster
amAccessorTokenSecret, _ = generateAmAccessorTokenSecret(c)
return true
}
return false
},
DeleteFunc: func(e event.DeleteEvent) bool {
return false
},
}
ctrBuilder := ctrl.NewControllerManagedBy(mgr).
// Watch for changes to primary resource ManagedCluster with predicate
For(&clusterv1.ManagedCluster{}, builder.WithPredicates(clusterPred)).
// secondary watch for observabilityaddon
Watches(&source.Kind{Type: &mcov1beta1.ObservabilityAddon{}}, &handler.EnqueueRequestForObject{}, builder.WithPredicates(obsAddonPred)).
// secondary watch for MCO
Watches(&source.Kind{Type: &mcov1beta2.MultiClusterObservability{}}, handler.EnqueueRequestsFromMapFunc(func(obj client.Object) []reconcile.Request {
return []reconcile.Request{
{NamespacedName: types.NamespacedName{
Name: config.MCOUpdatedRequestName,
}},
}
}), builder.WithPredicates(getMCOPred(c, ingressCtlCrdExists))).
// secondary watch for custom allowlist configmap
Watches(&source.Kind{Type: &corev1.ConfigMap{}}, &handler.EnqueueRequestForObject{}, builder.WithPredicates(allowlistPred)).
// secondary watch for certificate secrets
Watches(&source.Kind{Type: &corev1.Secret{}}, &handler.EnqueueRequestForObject{}, builder.WithPredicates(certSecretPred)).
// secondary watch for alertmanager accessor serviceaccount
Watches(&source.Kind{Type: &corev1.ServiceAccount{}}, &handler.EnqueueRequestForObject{}, builder.WithPredicates(amAccessorSAPred))
// watch for AddOnDeploymentConfig
addOnDeploymentConfigGroupKind := schema.GroupKind{Group: addonv1alpha1.GroupVersion.Group, Kind: "AddOnDeploymentConfig"}
if _, err := r.RESTMapper.RESTMapping(addOnDeploymentConfigGroupKind, addonv1alpha1.GroupVersion.Version); err == nil {
ctrBuilder = ctrBuilder.Watches(
&source.Kind{Type: &addonv1alpha1.AddOnDeploymentConfig{}},
handler.EnqueueRequestsFromMapFunc(func(obj client.Object) []reconcile.Request {
return []reconcile.Request{
{NamespacedName: types.NamespacedName{
Name: config.AddonDeploymentConfigUpdateName,
}},
}
}),
builder.WithPredicates(addOnDeploymentConfigPred),
)
}
manifestWorkGroupKind := schema.GroupKind{Group: workv1.GroupVersion.Group, Kind: "ManifestWork"}
if _, err := r.RESTMapper.RESTMapping(manifestWorkGroupKind, workv1.GroupVersion.Version); err == nil {
workPred := getManifestworkPred()
// secondary watch for manifestwork
ctrBuilder = ctrBuilder.Watches(
&source.Kind{Type: &workv1.ManifestWork{}},
&handler.EnqueueRequestForObject{},
builder.WithPredicates(workPred),
)
}
clusterMgmtGroupKind := schema.GroupKind{Group: addonv1alpha1.GroupVersion.Group, Kind: "ClusterManagementAddOn"}
if _, err := r.RESTMapper.RESTMapping(clusterMgmtGroupKind, addonv1alpha1.GroupVersion.Version); err == nil {
clusterMgmtPred := getClusterMgmtAddonPredFunc()
// secondary watch for clustermanagementaddon
ctrBuilder = ctrBuilder.Watches(
&source.Kind{Type: &addonv1alpha1.ClusterManagementAddOn{}},
handler.EnqueueRequestsFromMapFunc(func(obj client.Object) []reconcile.Request {
return []reconcile.Request{
{NamespacedName: types.NamespacedName{
Name: config.ClusterManagementAddOnUpdateName,
}},
}
}),
builder.WithPredicates(clusterMgmtPred),
)
}
mgClusterGroupKind := schema.GroupKind{Group: addonv1alpha1.GroupVersion.Group, Kind: "ManagedClusterAddOn"}
if _, err := r.RESTMapper.RESTMapping(mgClusterGroupKind, addonv1alpha1.GroupVersion.Version); err == nil {
mgClusterGroupKindPred := getMgClusterAddonPredFunc()
// secondary watch for managedclusteraddon
ctrBuilder = ctrBuilder.Watches(
&source.Kind{Type: &addonv1alpha1.ManagedClusterAddOn{}},
&handler.EnqueueRequestForObject{},
builder.WithPredicates(mgClusterGroupKindPred),
)
}
mchGroupKind := schema.GroupKind{Group: mchv1.GroupVersion.Group, Kind: "MultiClusterHub"}
if _, err := r.RESTMapper.RESTMapping(mchGroupKind, mchv1.GroupVersion.Version); err == nil {
mchPred := getMchPred(c)
if ingressCtlCrdExists {
// secondary watch for default ingresscontroller
ctrBuilder = ctrBuilder.Watches(&source.Kind{Type: &operatorv1.IngressController{}}, &handler.EnqueueRequestForObject{}, builder.WithPredicates(ingressControllerPred)).
// secondary watch for alertmanager route byo cert secrets
Watches(&source.Kind{Type: &corev1.Secret{}}, &handler.EnqueueRequestForObject{}, builder.WithPredicates(amRouterCertSecretPred)).
// secondary watch for openshift route ca secret
Watches(&source.Kind{Type: &corev1.Secret{}}, &handler.EnqueueRequestForObject{}, builder.WithPredicates(routeCASecretPred))
}
mchCrdExists := r.CRDMap[config.MCHCrdName]
if mchCrdExists {
// secondary watch for MCH
ctrBuilder = ctrBuilder.Watches(
&source.Kind{Type: &mchv1.MultiClusterHub{}},
handler.EnqueueRequestsFromMapFunc(func(obj client.Object) []reconcile.Request {
return []reconcile.Request{
{NamespacedName: types.NamespacedName{
Name: config.MCHUpdatedRequestName,
Namespace: obj.GetNamespace(),
}},