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foreign.go
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foreign.go
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/*
* Copyright 2019 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
*
*/
package provider
import (
"github.com/gardener/controller-manager-library/pkg/controllermanager/controller/reconcile"
"github.com/gardener/controller-manager-library/pkg/logger"
"github.com/gardener/controller-manager-library/pkg/resources"
"github.com/gardener/controller-manager-library/pkg/utils"
dnsutils "github.com/gardener/external-dns-management/pkg/dns/utils"
)
type foreignProvider struct {
name resources.ObjectName
included utils.StringSet
excluded utils.StringSet
}
func newForeignProvider(name resources.ObjectName) *foreignProvider {
return &foreignProvider{name: name, included: utils.StringSet{}, excluded: utils.StringSet{}}
}
func (this *foreignProvider) Match(dns string) int {
ilen := dnsutils.MatchSet(dns, this.included)
elen := dnsutils.MatchSet(dns, this.excluded)
return ilen - elen
}
func (this *foreignProvider) Update(logger logger.LogContext, provider *dnsutils.DNSProviderObject) reconcile.Status {
var included utils.StringSet
var excluded utils.StringSet
status := provider.DNSProvider().Status
if status.Domains.Included != nil {
included = utils.NewStringSet(status.Domains.Included...)
}
if status.Domains.Excluded != nil {
excluded = utils.NewStringSet(status.Domains.Excluded...)
}
if this.included.Equals(included) {
logger.Infof("included domain changed for foreign provider %q: %s", provider.ObjectName(), included)
this.included = included
}
if this.excluded.Equals(excluded) {
logger.Infof("excluded domain changed for foreign provider %q: %s", provider.ObjectName(), excluded)
this.excluded = excluded
}
return reconcile.Succeeded(logger)
}