mirror of
https://github.com/open-cluster-management-io/ocm.git
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9898dbd56b
* update placement and placementdecision api to v1beta1 Signed-off-by: haoqing0110 <qhao@redhat.com> * remove PrioritizerConfig.Name Signed-off-by: haoqing0110 <qhao@redhat.com>
91 lines
2.8 KiB
Go
91 lines
2.8 KiB
Go
package scheduling
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import (
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"fmt"
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"k8s.io/apimachinery/pkg/api/errors"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/labels"
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utilruntime "k8s.io/apimachinery/pkg/util/runtime"
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"k8s.io/apimachinery/pkg/util/sets"
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cache "k8s.io/client-go/tools/cache"
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"k8s.io/klog/v2"
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clusterlisterv1beta1 "open-cluster-management.io/api/client/cluster/listers/cluster/v1beta1"
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clusterapiv1beta1 "open-cluster-management.io/api/cluster/v1beta1"
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)
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type clusterSetBindingEventHandler struct {
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clusterSetLister clusterlisterv1beta1.ManagedClusterSetLister
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placementLister clusterlisterv1beta1.PlacementLister
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enqueuePlacementFunc enqueuePlacementFunc
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}
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func (h *clusterSetBindingEventHandler) OnAdd(obj interface{}) {
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h.onChange(obj)
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}
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func (h *clusterSetBindingEventHandler) OnUpdate(oldObj, newObj interface{}) {
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h.onChange(newObj)
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}
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func (h *clusterSetBindingEventHandler) OnDelete(obj interface{}) {
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switch t := obj.(type) {
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case *clusterapiv1beta1.ManagedClusterSetBinding:
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h.onChange(obj)
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case cache.DeletedFinalStateUnknown:
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h.onChange(t.Obj)
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default:
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utilruntime.HandleError(fmt.Errorf("error decoding object, invalid type"))
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}
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}
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func (h *clusterSetBindingEventHandler) onChange(obj interface{}) {
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clusterSetBinding, ok := obj.(metav1.Object)
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if !ok {
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utilruntime.HandleError(fmt.Errorf("error decoding object, invalid type"))
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return
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}
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namespace := clusterSetBinding.GetNamespace()
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clusterSetBindingName := clusterSetBinding.GetName()
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_, err := h.clusterSetLister.Get(clusterSetBindingName)
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// skip if the clusterset does not exist
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if errors.IsNotFound(err) {
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return
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}
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if err != nil {
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klog.Errorf("Unable to get clusterset %q: %v", clusterSetBindingName, err)
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return
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}
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err = enqueuePlacementsByClusterSetBinding(namespace, clusterSetBindingName, h.placementLister, h.enqueuePlacementFunc)
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if err != nil {
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klog.Errorf("Unable to enqueue placements by clustersetbinding %s/%s: %v", namespace, clusterSetBindingName, err)
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}
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}
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// enqueuePlacementsByClusterSetBinding enqueues placements that might be impacted by a particular clustersetbinding
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// into controller queue for further reconciliation
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func enqueuePlacementsByClusterSetBinding(
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namespace, clusterSetBindingName string,
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placementLister clusterlisterv1beta1.PlacementLister,
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enqueuePlacementFunc enqueuePlacementFunc,
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) error {
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placements, err := placementLister.Placements(namespace).List(labels.Everything())
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if err != nil {
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return err
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}
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for _, placement := range placements {
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// ignore placement whose .spec.clusterSets is specified but does no include this
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// particular clusterset.
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clusterSets := sets.NewString(placement.Spec.ClusterSets...)
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if clusterSets.Len() != 0 && !clusterSets.Has(clusterSetBindingName) {
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continue
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}
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enqueuePlacementFunc(placement.Namespace, placement.Name)
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}
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return nil
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}
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