mirror of
https://github.com/kyverno/kyverno.git
synced 2025-03-06 16:06:56 +00:00
d0347afa59
* reduce RCR throttling requests by merging policy application (policy - namespace) results into single RCR * - refactor policy controller; - fix RCR issue * - refactor RCR controller; - fix cpolr on ns update; - reduce throttling when getting resources; - fix tests * update CRD schema * fix typo * fix invalid generate failure event
52 lines
2 KiB
Go
52 lines
2 KiB
Go
package cleanup
|
|
|
|
import (
|
|
"github.com/go-logr/logr"
|
|
kyverno "github.com/kyverno/kyverno/pkg/api/kyverno/v1"
|
|
dclient "github.com/kyverno/kyverno/pkg/dclient"
|
|
apierrors "k8s.io/apimachinery/pkg/api/errors"
|
|
)
|
|
|
|
func (c *Controller) processGR(gr kyverno.GenerateRequest) error {
|
|
logger := c.log.WithValues("kind", gr.Kind, "namespace", gr.Namespace, "name", gr.Name)
|
|
// 1- Corresponding policy has been deleted
|
|
// then we don't delete the generated resources
|
|
|
|
// 2- The trigger resource is deleted, then delete the generated resources
|
|
if !ownerResourceExists(logger, c.client, gr) {
|
|
if err := deleteGeneratedResources(logger, c.client, gr); err != nil {
|
|
return err
|
|
}
|
|
// - trigger-resource is deleted
|
|
// - generated-resources are deleted
|
|
// - > Now delete the GenerateRequest CR
|
|
return c.control.Delete(gr.Name)
|
|
}
|
|
return nil
|
|
}
|
|
|
|
func ownerResourceExists(log logr.Logger, client *dclient.Client, gr kyverno.GenerateRequest) bool {
|
|
_, err := client.GetResource("", gr.Spec.Resource.Kind, gr.Spec.Resource.Namespace, gr.Spec.Resource.Name)
|
|
// trigger resources has been deleted
|
|
if apierrors.IsNotFound(err) {
|
|
return false
|
|
}
|
|
if err != nil {
|
|
log.Error(err, "failed to get resource", "genKind", gr.Spec.Resource.Kind, "genNamespace", gr.Spec.Resource.Namespace, "genName", gr.Spec.Resource.Name)
|
|
}
|
|
// if there was an error while querying the resources we don't delete the generated resources
|
|
// but expect the deletion in next reconciliation loop
|
|
return true
|
|
}
|
|
|
|
func deleteGeneratedResources(log logr.Logger, client *dclient.Client, gr kyverno.GenerateRequest) error {
|
|
for _, genResource := range gr.Status.GeneratedResources {
|
|
err := client.DeleteResource("", genResource.Kind, genResource.Namespace, genResource.Name, false)
|
|
if err != nil && !apierrors.IsNotFound(err) {
|
|
return err
|
|
}
|
|
|
|
log.V(3).Info("generated resource deleted", "genKind", gr.Spec.Resource.Kind, "genNamespace", gr.Spec.Resource.Namespace, "genName", gr.Spec.Resource.Name)
|
|
}
|
|
return nil
|
|
}
|