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nodeexporter.go
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/
nodeexporter.go
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// Copyright 2023 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/imagevector"
"github.com/gardener/gardener/pkg/component/nodeexporter"
imagevectorutils "github.com/gardener/gardener/pkg/utils/imagevector"
)
// DefaultNodeExporter returns a deployer for the NodeExporter.
func (b *Botanist) DefaultNodeExporter() (nodeexporter.Interface, error) {
image, err := imagevector.ImageVector().FindImage(imagevector.ImageNameNodeExporter, imagevectorutils.RuntimeVersion(b.ShootVersion()), imagevectorutils.TargetVersion(b.ShootVersion()))
if err != nil {
return nil, err
}
values := nodeexporter.Values{
Image: image.String(),
VPAEnabled: b.Shoot.WantsVerticalPodAutoscaler,
PSPDisabled: b.Shoot.PSPDisabled,
}
return nodeexporter.New(
b.SeedClientSet.Client(),
b.Shoot.SeedNamespace,
values,
), nil
}
// ReconcileNodeExporter deploys or destroys the node-exporter component depending on whether shoot monitoring is enabled or not.
func (b *Botanist) ReconcileNodeExporter(ctx context.Context) error {
if !b.IsShootMonitoringEnabled() {
return b.Shoot.Components.SystemComponents.NodeExporter.Destroy(ctx)
}
return b.Shoot.Components.SystemComponents.NodeExporter.Deploy(ctx)
}