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resourcemanager.go
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resourcemanager.go
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// Copyright (c) 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 shared
import (
"time"
"github.com/Masterminds/semver"
corev1 "k8s.io/api/core/v1"
"k8s.io/apimachinery/pkg/api/resource"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/component-base/version"
"k8s.io/utils/pointer"
"sigs.k8s.io/controller-runtime/pkg/client"
v1beta1constants "github.com/gardener/gardener/pkg/apis/core/v1beta1/constants"
"github.com/gardener/gardener/pkg/operation/botanist/component"
"github.com/gardener/gardener/pkg/operation/botanist/component/resourcemanager"
"github.com/gardener/gardener/pkg/utils/images"
"github.com/gardener/gardener/pkg/utils/imagevector"
secretsmanager "github.com/gardener/gardener/pkg/utils/secrets/manager"
)
// NewGardenerResourceManager instantiates a new `gardener-resource-manager` component.
func NewGardenerResourceManager(
c client.Client,
gardenNamespaceName string,
runtimeVersion *semver.Version,
imageVector imagevector.ImageVector,
secretsManager secretsmanager.Interface,
logLevel, logFormat string,
secretNameServerCA string,
priorityClassName string,
defaultSeccompProfileEnabled bool,
endpointSliceHintsEnabled bool,
fullNetworkPoliciesEnabled bool,
zones []string,
) (
component.DeployWaiter,
error,
) {
image, err := imageVector.FindImage(images.ImageNameGardenerResourceManager)
if err != nil {
return nil, err
}
repository, tag := image.String(), version.Get().GitVersion
if image.Tag != nil {
repository, tag = image.Repository, *image.Tag
}
image = &imagevector.Image{Repository: repository, Tag: &tag}
return resourcemanager.New(c, gardenNamespaceName, secretsManager, resourcemanager.Values{
ConcurrentSyncs: pointer.Int(20),
DefaultSeccompProfileEnabled: defaultSeccompProfileEnabled,
EndpointSliceHintsEnabled: endpointSliceHintsEnabled,
FullNetworkPolicies: fullNetworkPoliciesEnabled,
HealthSyncPeriod: &metav1.Duration{Duration: time.Minute},
Image: image.String(),
LogLevel: logLevel,
LogFormat: logFormat,
MaxConcurrentTokenInvalidatorWorkers: pointer.Int(5),
// TODO(timuthy): Remove PodTopologySpreadConstraints webhook once for all seeds the
// MatchLabelKeysInPodTopologySpread feature gate is beta and enabled by default (probably 1.26+).
PodTopologySpreadConstraintsEnabled: true,
PriorityClassName: priorityClassName,
Replicas: pointer.Int32(2),
ResourceClass: pointer.String(v1beta1constants.SeedResourceManagerClass),
SecretNameServerCA: secretNameServerCA,
SyncPeriod: &metav1.Duration{Duration: time.Hour},
KubernetesVersion: runtimeVersion,
VPA: &resourcemanager.VPAConfig{
MinAllowed: corev1.ResourceList{
corev1.ResourceMemory: resource.MustParse("64Mi"),
},
},
Zones: zones,
}), nil
}