okozachenko 5acd3683ad Merge labels with CR
Change-Id: Ia92c7a75cfdd24321b8e27939c1de2fe05bf1426
2020-04-06 09:35:54 -07:00

37 lines
895 B
Go

package k8sutils
import (
"context"
"fmt"
"github.com/google/go-cmp/cmp"
"k8s.io/apimachinery/pkg/runtime"
"sigs.k8s.io/controller-runtime/pkg/client"
"sigs.k8s.io/controller-runtime/pkg/controller/controllerutil"
)
// CreateOrUpdate wraps the function provided by controller-runtime to include
// some additional logging and common functionality across all resources.
func CreateOrUpdate(ctx context.Context, c client.Client, obj runtime.Object, f controllerutil.MutateFn) (controllerutil.OperationResult, error) {
return controllerutil.CreateOrUpdate(ctx, c, obj, func() error {
original := obj.DeepCopyObject()
err := f()
if err != nil {
return err
}
generateObjectDiff(original, obj)
return nil
})
}
func generateObjectDiff(original runtime.Object, modified runtime.Object) {
diff := cmp.Diff(original, modified)
if len(diff) != 0 {
fmt.Println(diff)
}
}