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dns.go
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dns.go
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// Copyright 2018 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 botanist
import (
extensionsv1alpha1helper "github.com/gardener/gardener/pkg/apis/extensions/v1alpha1/helper"
)
const (
// DNSRecordSecretPrefix is a constant for prefixing secrets referenced by DNSRecords
DNSRecordSecretPrefix = "dnsrecord"
)
// NeedsExternalDNS returns true if the Shoot cluster needs external DNS.
func (b *Botanist) NeedsExternalDNS() bool {
return b.Shoot.GetInfo().Spec.DNS != nil &&
b.Shoot.GetInfo().Spec.DNS.Domain != nil &&
b.Shoot.ExternalClusterDomain != nil &&
b.Shoot.ExternalDomain != nil &&
b.Shoot.ExternalDomain.Provider != "unmanaged"
}
// NeedsInternalDNS returns true if the Shoot cluster needs internal DNS.
func (b *Botanist) NeedsInternalDNS() bool {
return b.Garden.InternalDomain != nil &&
b.Garden.InternalDomain.Provider != "unmanaged"
}
func (b *Botanist) newDNSComponentsTargetingAPIServerAddress() {
if b.NeedsInternalDNS() {
b.Shoot.Components.Extensions.InternalDNSRecord.SetRecordType(extensionsv1alpha1helper.GetDNSRecordType(b.APIServerAddress))
b.Shoot.Components.Extensions.InternalDNSRecord.SetValues([]string{b.APIServerAddress})
}
if b.NeedsExternalDNS() {
b.Shoot.Components.Extensions.ExternalDNSRecord.SetRecordType(extensionsv1alpha1helper.GetDNSRecordType(b.APIServerAddress))
b.Shoot.Components.Extensions.ExternalDNSRecord.SetValues([]string{b.APIServerAddress})
}
}