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delete.go
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delete.go
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package clusterstatus
import (
"context"
"fmt"
"reflect"
infrastructurev1alpha2 "github.com/giantswarm/apiextensions/pkg/apis/infrastructure/v1alpha2"
"github.com/giantswarm/microerror"
"github.com/giantswarm/operatorkit/controller/context/finalizerskeptcontext"
"github.com/giantswarm/operatorkit/controller/context/reconciliationcanceledcontext"
"k8s.io/apimachinery/pkg/api/errors"
"github.com/giantswarm/cluster-operator/service/controller/key"
)
func (r *Resource) EnsureDeleted(ctx context.Context, obj interface{}) error {
cr := r.newCommonClusterObjectFunc()
{
cl, err := key.ToCluster(obj)
if err != nil {
return microerror.Mask(err)
}
r.logger.LogCtx(ctx, "level", "debug", "message", fmt.Sprintf("finding latest infrastructure reference for cluster %#q", key.ClusterID(&cl)))
err = r.k8sClient.CtrlClient().Get(ctx, key.ClusterInfraRef(cl), cr)
if errors.IsNotFound(err) {
r.logger.LogCtx(ctx, "level", "debug", "message", fmt.Sprintf("did not find latest infrastructure reference for cluster %#q", key.ClusterID(&cl)))
r.logger.LogCtx(ctx, "level", "debug", "message", "canceling resource")
return nil
} else if err != nil {
return microerror.Mask(err)
}
r.logger.LogCtx(ctx, "level", "debug", "message", fmt.Sprintf("found latest infrastructure reference for cluster %#q", key.ClusterID(&cl)))
}
updatedCR := r.computeDeleteClusterStatusConditions(ctx, cr)
if !reflect.DeepEqual(cr, updatedCR) {
{
r.logger.LogCtx(ctx, "level", "debug", "message", "updating cluster status")
err := r.k8sClient.CtrlClient().Status().Update(ctx, updatedCR)
if err != nil {
return microerror.Mask(err)
}
r.logger.LogCtx(ctx, "level", "debug", "message", "updated cluster status")
}
{
r.logger.LogCtx(ctx, "level", "debug", "message", "canceling reconciliation")
reconciliationcanceledcontext.SetCanceled(ctx)
r.logger.LogCtx(ctx, "level", "debug", "message", "keeping finalizers")
finalizerskeptcontext.SetKept(ctx)
}
return nil
}
return nil
}
func (r *Resource) computeDeleteClusterStatusConditions(ctx context.Context, obj infrastructurev1alpha2.CommonClusterObject) infrastructurev1alpha2.CommonClusterObject {
cr := (obj.DeepCopyObject()).(infrastructurev1alpha2.CommonClusterObject)
status := cr.GetCommonClusterStatus()
// On Deletion we always add the deleting status condition.
// We skip adding the condition if it's already set.
{
notDeleting := !status.HasDeletingCondition()
if notDeleting {
status.Conditions = status.WithDeletingCondition()
cr.SetCommonClusterStatus(status)
r.logger.LogCtx(ctx, "level", "info", "message", fmt.Sprintf("setting %#q status condition", infrastructurev1alpha2.ClusterStatusConditionDeleting))
}
}
return cr
}