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daemonset_helpers.go
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/
daemonset_helpers.go
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/*
Copyright 2020 The Kubernetes Authors.
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 framework
import (
"context"
"github.com/blang/semver"
. "github.com/onsi/ginkgo/v2"
. "github.com/onsi/gomega"
appsv1 "k8s.io/api/apps/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"sigs.k8s.io/controller-runtime/pkg/client"
containerutil "sigs.k8s.io/cluster-api/util/container"
)
// WaitForKubeProxyUpgradeInput is the input for WaitForKubeProxyUpgrade.
type WaitForKubeProxyUpgradeInput struct {
Getter Getter
KubernetesVersion string
}
// WaitForKubeProxyUpgrade waits until kube-proxy version matches with the kubernetes version. This is called during KCP upgrade.
func WaitForKubeProxyUpgrade(ctx context.Context, input WaitForKubeProxyUpgradeInput, intervals ...interface{}) {
By("Ensuring kube-proxy has the correct image")
parsedVersion, err := semver.ParseTolerant(input.KubernetesVersion)
Expect(err).ToNot(HaveOccurred())
// Beginning with kubernetes v1.25, kubernetes images including kube-proxy get published to registry.k8s.io instead of k8s.gcr.io.
// This ensures that the imageRepository setting gets patched to registry.k8s.io when upgrading from v1.24 or lower,
// but only if there was no imageRespository explicitly set at the KubeadmControlPlanes ClusterConfiguration.
// This follows the behavior of `kubeadm upgrade`.
wantKubeProxyRegistry := "registry.k8s.io"
if parsedVersion.LT(semver.Version{Major: 1, Minor: 25, Patch: 0, Pre: []semver.PRVersion{{VersionStr: "alpha"}}}) {
wantKubeProxyRegistry = "k8s.gcr.io"
}
wantKubeProxyImage := wantKubeProxyRegistry + "/kube-proxy:" + containerutil.SemverToOCIImageTag(input.KubernetesVersion)
Eventually(func() (bool, error) {
ds := &appsv1.DaemonSet{}
if err := input.Getter.Get(ctx, client.ObjectKey{Name: "kube-proxy", Namespace: metav1.NamespaceSystem}, ds); err != nil {
return false, err
}
if ds.Spec.Template.Spec.Containers[0].Image == wantKubeProxyImage {
return true, nil
}
return false, nil
}, intervals...).Should(BeTrue())
}