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konnectivity_server.go
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konnectivity_server.go
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// Copyright (c) 2021 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 (
"context"
"github.com/gardener/gardener/charts"
"github.com/gardener/gardener/pkg/operation/botanist/component"
"github.com/gardener/gardener/pkg/operation/botanist/component/konnectivity"
"github.com/gardener/gardener/pkg/operation/common"
)
// DefaultKonnectivityServer returns a deployer for the konnectivity-server.
func (b *Botanist) DefaultKonnectivityServer() (konnectivity.KonnectivityServer, error) {
if !b.Shoot.KonnectivityTunnelEnabled || !b.APIServerSNIEnabled() {
ks, err := konnectivity.NewServer(&konnectivity.ServerOptions{
Client: b.K8sSeedClient.Client(),
Namespace: b.Shoot.SeedNamespace,
})
if err != nil {
return nil, err
}
return konnectivity.OpDestroy(ks), nil
}
image, err := b.ImageVector.FindImage(charts.ImageNameKonnectivityServer)
if err != nil {
return nil, err
}
return konnectivity.NewServer(&konnectivity.ServerOptions{
Client: b.K8sSeedClient.Client(),
Namespace: b.Shoot.SeedNamespace,
Image: image.String(),
Replicas: b.Shoot.GetReplicas(2),
Hosts: []string{
common.GetAPIServerDomain(*b.Shoot.ExternalClusterDomain),
common.GetAPIServerDomain(b.Shoot.InternalClusterDomain),
},
IstioIngressLabels: b.Config.SNI.Ingress.Labels,
})
}
// DeployKonnectivityServer deploys the KonnectivityServer.
func (b *Botanist) DeployKonnectivityServer(ctx context.Context) error {
b.Shoot.Components.ControlPlane.KonnectivityServer.SetSecrets(konnectivity.ServerSecrets{
Kubeconfig: component.Secret{Name: konnectivity.SecretNameServerKubeconfig, Checksum: b.CheckSums[konnectivity.SecretNameServerKubeconfig]},
Server: component.Secret{Name: konnectivity.SecretNameServerTLS, Checksum: b.CheckSums[konnectivity.SecretNameServerTLS]},
ClientCA: component.Secret{Name: konnectivity.SecretNameServerCA, Checksum: b.CheckSums[konnectivity.SecretNameServerCA]},
})
return b.Shoot.Components.ControlPlane.KonnectivityServer.Deploy(ctx)
}