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promotion_helpers.go
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/
promotion_helpers.go
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package v1alpha1
import (
"context"
"time"
"github.com/pkg/errors"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/types"
"sigs.k8s.io/controller-runtime/pkg/client"
)
// GetPromotion returns a pointer to the Promotion resource specified by the
// namespacedName argument. If no such resource is found, nil is returned
// instead.
func GetPromotion(
ctx context.Context,
c client.Client,
namespacedName types.NamespacedName,
) (*Promotion, error) {
promo := Promotion{}
if err := c.Get(ctx, namespacedName, &promo); err != nil {
if err = client.IgnoreNotFound(err); err == nil {
return nil, nil
}
return nil, errors.Wrapf(
err,
"error getting Promotion %q in namespace %q",
namespacedName.Name,
namespacedName.Namespace,
)
}
return &promo, nil
}
// RefreshPromotion forces reconciliation of a Promotion by setting an annotation
// on the Promotion, causing the controller to reconcile it. Currently, the
// annotation value is the timestamp of the request, but might in the
// future include additional metadata/context necessary for the request.
func RefreshPromotion(
ctx context.Context,
c client.Client,
namespacedName types.NamespacedName,
) (*Promotion, error) {
promo := &Promotion{
ObjectMeta: metav1.ObjectMeta{
Namespace: namespacedName.Namespace,
Name: namespacedName.Name,
},
}
if err := refreshObject(ctx, c, promo, time.Now); err != nil {
return nil, errors.Wrap(err, "refresh")
}
return promo, nil
}
// ClearPromotionRefresh is called by the Promotion controller to clear the refresh
// annotation on the Promotion (if present).
func ClearPromotionRefresh(
ctx context.Context,
c client.Client,
promo *Promotion,
) error {
if promo.Annotations == nil {
return nil
}
if _, ok := promo.Annotations[AnnotationKeyRefresh]; !ok {
return nil
}
newPromo := Promotion{
ObjectMeta: metav1.ObjectMeta{
Name: promo.Name,
Namespace: promo.Namespace,
},
}
return clearRefreshObject(ctx, c, &newPromo)
}