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dns.go
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dns.go
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package extender
import (
"encoding/json"
"fmt"
gardener "github.com/gardener/gardener/pkg/apis/core/v1beta1"
imv1 "github.com/kyma-project/infrastructure-manager/api/v1"
apimachineryruntime "k8s.io/apimachinery/pkg/runtime"
)
type DNSExtensionProviderConfig struct {
// APIVersion is gardener extension api version
APIVersion string `json:"apiVersion"`
// DnsProviderReplication indicates whether dnsProvider replication is on
DNSProviderReplication *DNSProviderReplication `json:"dnsProviderReplication,omitempty"`
// Kind is extension type
Kind string `json:"kind"`
}
type DNSProviderReplication struct {
// Enabled indicates whether replication is on
Enabled bool `json:"enabled"`
}
func newDNSExtensionConfig() *DNSExtensionProviderConfig {
return &DNSExtensionProviderConfig{
APIVersion: "service.dns.extensions.gardener.cloud/v1alpha1",
DNSProviderReplication: &DNSProviderReplication{Enabled: true},
Kind: "DNSConfig",
}
}
func NewExtendWithDNS(secretName, domainPrefix, dnsProviderType string) func(runtime imv1.Runtime, shoot *gardener.Shoot) error {
return func(runtime imv1.Runtime, shoot *gardener.Shoot) error {
domain := fmt.Sprintf("%s.%s", runtime.Spec.Shoot.Name, domainPrefix)
isPrimary := true
shoot.Spec.DNS = &gardener.DNS{
Domain: &domain,
Providers: []gardener.DNSProvider{
{
Domains: &gardener.DNSIncludeExclude{
Include: []string{
domain,
},
},
Primary: &isPrimary,
SecretName: &secretName,
Type: &dnsProviderType,
},
},
}
extensionJSON, err := json.Marshal(newDNSExtensionConfig())
if err != nil {
return err
}
dnsExtension := gardener.Extension{
Type: "shoot-dns-service",
ProviderConfig: &apimachineryruntime.RawExtension{
Raw: extensionJSON,
},
}
shoot.Spec.Extensions = append(shoot.Spec.Extensions, dnsExtension)
return nil
}
}