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dnsowner.go
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dnsowner.go
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// Copyright (c) 2020 SAP SE or an SAP affiliate company. All rights reserved. This file is licensed under the Apache Software License, v. 2 except as noted otherwise in the LICENSE file
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package dns
import (
"context"
"time"
"github.com/gardener/gardener/pkg/controllerutils"
"github.com/gardener/gardener/pkg/operation/botanist/component"
kutil "github.com/gardener/gardener/pkg/utils/kubernetes"
dnsv1alpha1 "github.com/gardener/external-dns-management/pkg/apis/dns/v1alpha1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/utils/pointer"
"sigs.k8s.io/controller-runtime/pkg/client"
)
// OwnerValues contains the values used for DNSOwner creation
type OwnerValues struct {
Name string
OwnerID string
Active *bool
}
// NewOwner creates a new instance of DeployWaiter for a specific DNSOwner.
func NewOwner(client client.Client, namespace string, values *OwnerValues) component.DeployWaiter {
return &owner{
client: client,
namespace: namespace,
values: values,
dnsOwner: &dnsv1alpha1.DNSOwner{
ObjectMeta: metav1.ObjectMeta{
Name: namespace + "-" + values.Name,
},
},
}
}
type owner struct {
client client.Client
namespace string
values *OwnerValues
dnsOwner *dnsv1alpha1.DNSOwner
}
func (o *owner) Deploy(ctx context.Context) error {
active := o.values.Active
if active == nil {
active = pointer.Bool(true)
}
_, err := controllerutils.GetAndCreateOrMergePatch(ctx, o.client, o.dnsOwner, func() error {
o.dnsOwner.Spec = dnsv1alpha1.DNSOwnerSpec{
OwnerId: o.values.OwnerID,
Active: active,
}
return nil
})
return err
}
func (o *owner) Destroy(ctx context.Context) error {
return client.IgnoreNotFound(o.client.Delete(ctx, o.dnsOwner))
}
func (o *owner) Wait(_ context.Context) error { return nil }
func (o *owner) WaitCleanup(ctx context.Context) error {
timeoutCtx, cancel := context.WithTimeout(ctx, 2*time.Minute)
defer cancel()
return kutil.WaitUntilResourceDeleted(timeoutCtx, o.client, o.dnsOwner, 5*time.Second)
}