116 lines
3.6 KiB
Go
116 lines
3.6 KiB
Go
package helper
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import (
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"context"
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"fmt"
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corev1 "k8s.io/api/core/v1"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
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"k8s.io/apimachinery/pkg/labels"
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"k8s.io/apimachinery/pkg/runtime"
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"k8s.io/apimachinery/pkg/types"
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"k8s.io/client-go/util/retry"
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"k8s.io/klog/v2"
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"sigs.k8s.io/controller-runtime/pkg/client"
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"sigs.k8s.io/controller-runtime/pkg/controller/controllerutil"
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workv1alpha1 "github.com/karmada-io/karmada/pkg/apis/work/v1alpha1"
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workv1alpha2 "github.com/karmada-io/karmada/pkg/apis/work/v1alpha2"
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"github.com/karmada-io/karmada/pkg/util"
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)
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// CreateOrUpdateWork creates a Work object if not exist, or updates if it already exist.
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func CreateOrUpdateWork(client client.Client, workMeta metav1.ObjectMeta, resource *unstructured.Unstructured) error {
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workload := resource.DeepCopy()
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util.MergeAnnotation(workload, workv1alpha2.ResourceTemplateUIDAnnotation, string(workload.GetUID()))
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workloadJSON, err := workload.MarshalJSON()
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if err != nil {
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klog.Errorf("Failed to marshal workload(%s/%s), Error: %v", workload.GetNamespace(), workload.GetName(), err)
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return err
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}
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work := &workv1alpha1.Work{
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ObjectMeta: workMeta,
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Spec: workv1alpha1.WorkSpec{
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Workload: workv1alpha1.WorkloadTemplate{
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Manifests: []workv1alpha1.Manifest{
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{
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RawExtension: runtime.RawExtension{
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Raw: workloadJSON,
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},
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},
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},
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},
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},
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}
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runtimeObject := work.DeepCopy()
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var operationResult controllerutil.OperationResult
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err = retry.RetryOnConflict(retry.DefaultRetry, func() (err error) {
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operationResult, err = controllerutil.CreateOrUpdate(context.TODO(), client, runtimeObject, func() error {
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runtimeObject.Spec = work.Spec
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runtimeObject.Labels = work.Labels
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runtimeObject.Annotations = work.Annotations
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return nil
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})
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if err != nil {
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return err
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}
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return nil
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})
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if err != nil {
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klog.Errorf("Failed to create/update work %s/%s. Error: %v", work.GetNamespace(), work.GetName(), err)
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return err
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}
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if operationResult == controllerutil.OperationResultCreated {
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klog.V(2).Infof("Create work %s/%s successfully.", work.GetNamespace(), work.GetName())
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} else if operationResult == controllerutil.OperationResultUpdated {
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klog.V(2).Infof("Update work %s/%s successfully.", work.GetNamespace(), work.GetName())
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} else {
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klog.V(2).Infof("Work %s/%s is up to date.", work.GetNamespace(), work.GetName())
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}
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return nil
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}
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// GetWorksByLabelsSet get WorkList by matching labels.Set.
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func GetWorksByLabelsSet(c client.Client, ls labels.Set) (*workv1alpha1.WorkList, error) {
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workList := &workv1alpha1.WorkList{}
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listOpt := &client.ListOptions{LabelSelector: labels.SelectorFromSet(ls)}
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return workList, c.List(context.TODO(), workList, listOpt)
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}
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// GenEventRef returns the event reference. sets the UID(.spec.uid) that might be missing for fire events.
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// Do nothing if the UID already exist, otherwise set the UID from annotation.
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func GenEventRef(resource *unstructured.Unstructured) (*corev1.ObjectReference, error) {
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ref := &corev1.ObjectReference{
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Kind: resource.GetKind(),
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Namespace: resource.GetNamespace(),
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Name: resource.GetName(),
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UID: resource.GetUID(),
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APIVersion: resource.GetAPIVersion(),
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}
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if len(resource.GetUID()) == 0 {
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uid := util.GetAnnotationValue(resource.GetAnnotations(), workv1alpha2.ResourceTemplateUIDAnnotation)
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ref.UID = types.UID(uid)
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}
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if len(ref.UID) == 0 {
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return nil, fmt.Errorf("missing mandatory uid")
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}
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if len(ref.Name) == 0 {
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return nil, fmt.Errorf("missing mandatory name")
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}
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if len(ref.Kind) == 0 {
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return nil, fmt.Errorf("missing mandatory kind")
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}
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return ref, nil
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}
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