/
shootsystem.go
69 lines (59 loc) · 2.82 KB
/
shootsystem.go
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// Copyright 2022 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"
"fmt"
"slices"
"k8s.io/apimachinery/pkg/util/sets"
"k8s.io/client-go/discovery"
shootsystem "github.com/gardener/gardener/pkg/component/shoot/system"
gardenerutils "github.com/gardener/gardener/pkg/utils/gardener"
)
// DefaultShootSystem returns a deployer for the shoot system resources.
func (b *Botanist) DefaultShootSystem() shootsystem.Interface {
extensions := make([]string, 0, len(b.Shoot.Components.Extensions.Extension.Extensions()))
for extensionType := range b.Shoot.Components.Extensions.Extension.Extensions() {
extensions = append(extensions, extensionType)
}
slices.Sort(extensions)
values := shootsystem.Values{
Extensions: extensions,
ExternalClusterDomain: b.Shoot.ExternalClusterDomain,
IsWorkerless: b.Shoot.IsWorkerless,
KubernetesVersion: b.Shoot.KubernetesVersion,
Object: b.Shoot.GetInfo(),
PodNetworkCIDR: b.Shoot.Networks.Pods.String(),
ServiceNetworkCIDR: b.Shoot.Networks.Services.String(),
ProjectName: b.Garden.Project.Name,
EncryptedResources: append(sets.List(gardenerutils.DefaultResourcesForEncryption()), b.Shoot.ResourcesToEncrypt...),
}
return shootsystem.New(b.SeedClientSet.Client(), b.Shoot.SeedNamespace, values)
}
// DeployShootSystem deploys the shoot system resources.
func (b *Botanist) DeployShootSystem(ctx context.Context) error {
apiResourceList, err := b.ShootClientSet.Kubernetes().Discovery().ServerPreferredResources()
if err != nil {
groupLookupFailures, isLookupFailure := discovery.GroupDiscoveryFailedErrorGroups(err)
if !isLookupFailure {
return fmt.Errorf("failed to discover the API: %w", err)
}
b.Logger.Info("API discovery for read-only ClusterRole failed for some groups, continuing nevertheless")
for group, failureErr := range groupLookupFailures {
b.Logger.Info("API discovery failure", "group", group.String(), "discoveryFailureReason", failureErr.Error())
}
}
b.Shoot.Components.SystemComponents.Resources.SetAPIResourceList(apiResourceList)
return b.Shoot.Components.SystemComponents.Resources.Deploy(ctx)
}