/
cleanup.go
94 lines (83 loc) · 2.4 KB
/
cleanup.go
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package test
import (
"context"
"time"
"github.com/pkg/errors"
corev1 "k8s.io/api/core/v1"
apierrors "k8s.io/apimachinery/pkg/api/errors"
kerrors "k8s.io/apimachinery/pkg/util/errors"
"k8s.io/apimachinery/pkg/util/wait"
"sigs.k8s.io/controller-runtime/pkg/client"
)
var (
cacheSyncBackoff = wait.Backoff{
Duration: 100 * time.Millisecond,
Factor: 1.5,
Steps: 8,
Jitter: 0.4,
}
)
// CleanupAndWait deletes all the given objects and waits for the cache to be updated accordingly.
func CleanupAndWait(ctx context.Context, cl client.Client, objs ...client.Object) error {
if err := cleanup(ctx, cl, objs...); err != nil {
return err
}
// Makes sure the cache is updated with the deleted object
errs := []error{}
for _, o := range objs {
// Ignoring namespaces because in testenv the namespace cleaner is not running.
if o.GetObjectKind().GroupVersionKind().GroupKind() == corev1.SchemeGroupVersion.WithKind("Namespace").GroupKind() {
continue
}
oCopy := o.DeepCopyObject().(client.Object)
key := client.ObjectKeyFromObject(o)
err := wait.ExponentialBackoff(
cacheSyncBackoff,
func() (done bool, err error) {
if err := cl.Get(ctx, key, oCopy); err != nil {
if apierrors.IsNotFound(err) {
return true, nil
}
if o.GetName() == "" { // resource is being deleted
return true, nil
}
return false, err
}
return false, nil
})
errs = append(errs, errors.Wrapf(err, "key %s, %s is not being deleted from the testenv client cache", o.GetObjectKind().GroupVersionKind().String(), key))
}
return kerrors.NewAggregate(errs)
}
// cleanup deletes all the given objects.
func cleanup(ctx context.Context, cl client.Client, objs ...client.Object) error {
errs := []error{}
for _, o := range objs {
copyObj := o.DeepCopyObject().(client.Object)
if err := cl.Get(ctx, client.ObjectKeyFromObject(o), copyObj); err != nil {
if apierrors.IsNotFound(err) {
continue
}
if o.GetName() == "" { // resource is being deleted
continue
}
errs = append(errs, err)
continue
}
// Remove finalizers from the object
if copyObj.GetFinalizers() != nil {
copyObj.SetFinalizers(nil)
}
err := cl.Update(ctx, copyObj)
if apierrors.IsNotFound(err) {
continue
}
errs = append(errs, err)
err = cl.Delete(ctx, copyObj)
if apierrors.IsNotFound(err) {
continue
}
errs = append(errs, err)
}
return kerrors.NewAggregate(errs)
}