1
0
Fork 0
mirror of https://github.com/kyverno/kyverno.git synced 2025-01-20 18:52:16 +00:00
kyverno/pkg/policy/common.go

34 lines
1.1 KiB
Go

package policy
import (
"fmt"
"github.com/golang/glog"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
"k8s.io/apimachinery/pkg/labels"
)
func buildPolicyLabel(policyName string) (labels.Selector, error) {
policyLabelmap := map[string]string{"policy": policyName}
//NOt using a field selector, as the match function will have to cast the runtime.object
// to get the field, while it can get labels directly, saves the cast effort
ls := &metav1.LabelSelector{}
if err := metav1.Convert_Map_string_To_string_To_v1_LabelSelector(&policyLabelmap, ls, nil); err != nil {
return nil, fmt.Errorf("failed to generate label sector of Policy name %s: %v", policyName, err)
}
policySelector, err := metav1.LabelSelectorAsSelector(ls)
if err != nil {
return nil, fmt.Errorf("Policy %s has invalid label selector: %v", policyName, err)
}
return policySelector, nil
}
func transformResource(resource unstructured.Unstructured) []byte {
data, err := resource.MarshalJSON()
if err != nil {
glog.Errorf("failed to marshall resource %v: %v", resource, err)
return nil
}
return data
}