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kyverno/pkg/background/common/util.go
shuting 7282ecca9f
fix: add skipBackgoundRequests to configure loop protection option (#9157)
* fix typo

Signed-off-by: ShutingZhao <shuting@nirmata.com>

* add new attribute skipBackgroundRequests

Signed-off-by: ShutingZhao <shuting@nirmata.com>

* move to per rule config

Signed-off-by: ShutingZhao <shuting@nirmata.com>

* check flag

Signed-off-by: ShutingZhao <shuting@nirmata.com>

* clean up

Signed-off-by: ShutingZhao <shuting@nirmata.com>

* update docs

Signed-off-by: ShutingZhao <shuting@nirmata.com>

* fix logger

Signed-off-by: ShutingZhao <shuting@nirmata.com>

* add retryCount to ur.status

Signed-off-by: ShutingZhao <shuting@nirmata.com>

* add chainsaw tests

Signed-off-by: ShutingZhao <shuting@nirmata.com>

---------

Signed-off-by: ShutingZhao <shuting@nirmata.com>
2023-12-19 06:25:12 +00:00

78 lines
3 KiB
Go

package common
import (
"context"
kyvernov1 "github.com/kyverno/kyverno/api/kyverno/v1"
kyvernov1beta1 "github.com/kyverno/kyverno/api/kyverno/v1beta1"
"github.com/kyverno/kyverno/pkg/client/clientset/versioned"
kyvernov1beta1listers "github.com/kyverno/kyverno/pkg/client/listers/kyverno/v1beta1"
"github.com/kyverno/kyverno/pkg/clients/dclient"
"github.com/kyverno/kyverno/pkg/config"
"github.com/kyverno/kyverno/pkg/logging"
errors "github.com/pkg/errors"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
)
func UpdateStatus(client versioned.Interface, urLister kyvernov1beta1listers.UpdateRequestNamespaceLister, name string, state kyvernov1beta1.UpdateRequestState, message string, genResources []kyvernov1.ResourceSpec) (*kyvernov1beta1.UpdateRequest, error) {
var latest *kyvernov1beta1.UpdateRequest
ur, err := client.KyvernoV1beta1().UpdateRequests(config.KyvernoNamespace()).Get(context.TODO(), name, metav1.GetOptions{})
if err != nil {
return ur, errors.Wrapf(err, "failed to fetch update request")
}
latest = ur.DeepCopy()
latest.Status.State = state
latest.Status.Message = message
if genResources != nil {
latest.Status.GeneratedResources = genResources
}
if state == kyvernov1beta1.Failed {
if latest, err = retryOrDeleteOnFailure(client, latest, 3); err != nil {
return nil, err
}
}
new, err := client.KyvernoV1beta1().UpdateRequests(config.KyvernoNamespace()).UpdateStatus(context.TODO(), latest, metav1.UpdateOptions{})
if err != nil {
return ur, errors.Wrapf(err, "failed to update ur status to %s", string(state))
}
logging.V(3).Info("updated update request status", "name", name, "status", string(state), "state", new.Status.State)
return ur, nil
}
func PolicyKey(namespace, name string) string {
if namespace != "" {
return namespace + "/" + name
}
return name
}
func ResourceSpecFromUnstructured(obj unstructured.Unstructured) kyvernov1.ResourceSpec {
return kyvernov1.ResourceSpec{
APIVersion: obj.GetAPIVersion(),
Kind: obj.GetKind(),
Namespace: obj.GetNamespace(),
Name: obj.GetName(),
UID: obj.GetUID(),
}
}
func retryOrDeleteOnFailure(kyvernoClient versioned.Interface, ur *kyvernov1beta1.UpdateRequest, limit int) (latest *kyvernov1beta1.UpdateRequest, err error) {
if ur.Status.RetryCount > limit {
err = kyvernoClient.KyvernoV1beta1().UpdateRequests(config.KyvernoNamespace()).Delete(context.TODO(), ur.GetName(), metav1.DeleteOptions{})
if err != nil {
return nil, errors.Wrapf(err, "exceeds retry limit, failed to delete the UR: %s, retry: %v, resourceVersion: %s", ur.Name, ur.Status.RetryCount, ur.GetResourceVersion())
}
} else {
ur.Status.RetryCount++
}
return ur, nil
}
func FindDownstream(client dclient.Interface, apiVersion, kind string, labels map[string]string) (*unstructured.UnstructuredList, error) {
selector := &metav1.LabelSelector{MatchLabels: labels}
return client.ListResource(context.TODO(), apiVersion, kind, "", selector)
}