551 lines
18 KiB
Go
551 lines
18 KiB
Go
/*
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Copyright 2022 The Kruise Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package cloneset
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import (
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"context"
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"encoding/json"
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"reflect"
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"testing"
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. "github.com/onsi/ginkgo"
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. "github.com/onsi/gomega"
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kruiseappsv1alpha1 "github.com/openkruise/kruise-api/apps/v1alpha1"
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apps "k8s.io/api/apps/v1"
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autoscalingv1 "k8s.io/api/autoscaling/v1"
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corev1 "k8s.io/api/core/v1"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/runtime"
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"k8s.io/apimachinery/pkg/types"
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"k8s.io/apimachinery/pkg/util/intstr"
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"k8s.io/apimachinery/pkg/util/uuid"
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"k8s.io/utils/pointer"
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"sigs.k8s.io/controller-runtime/pkg/client"
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"sigs.k8s.io/controller-runtime/pkg/client/fake"
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rolloutapi "github.com/openkruise/rollouts/api"
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"github.com/openkruise/rollouts/api/v1beta1"
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batchcontext "github.com/openkruise/rollouts/pkg/controller/batchrelease/context"
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control "github.com/openkruise/rollouts/pkg/controller/batchrelease/control"
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"github.com/openkruise/rollouts/pkg/util"
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)
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var (
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scheme = runtime.NewScheme()
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cloneKey = types.NamespacedName{
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Namespace: "default",
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Name: "cloneset",
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}
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cloneDemo = &kruiseappsv1alpha1.CloneSet{
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TypeMeta: metav1.TypeMeta{
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APIVersion: "apps.kruise.io/v1alpha1",
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Kind: "CloneSet",
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},
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ObjectMeta: metav1.ObjectMeta{
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Name: cloneKey.Name,
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Namespace: cloneKey.Namespace,
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Generation: 1,
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Labels: map[string]string{
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"app": "busybox",
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},
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Annotations: map[string]string{
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"type": "unit-test",
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},
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},
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Spec: kruiseappsv1alpha1.CloneSetSpec{
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Selector: &metav1.LabelSelector{
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MatchLabels: map[string]string{
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"app": "busybox",
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},
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},
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Replicas: pointer.Int32(10),
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UpdateStrategy: kruiseappsv1alpha1.CloneSetUpdateStrategy{
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Paused: true,
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Partition: &intstr.IntOrString{Type: intstr.String, StrVal: "0%"},
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MaxUnavailable: &intstr.IntOrString{Type: intstr.Int, IntVal: 1},
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},
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Template: corev1.PodTemplateSpec{
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ObjectMeta: metav1.ObjectMeta{
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Labels: map[string]string{
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"app": "busybox",
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},
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},
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Spec: corev1.PodSpec{
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Containers: []corev1.Container{
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{
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Name: "busybox",
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Image: "busybox:latest",
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},
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},
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},
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},
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},
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Status: kruiseappsv1alpha1.CloneSetStatus{
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Replicas: 10,
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UpdatedReplicas: 0,
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ReadyReplicas: 10,
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AvailableReplicas: 10,
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UpdatedReadyReplicas: 0,
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UpdateRevision: "version-2",
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CurrentRevision: "version-1",
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ObservedGeneration: 1,
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CollisionCount: pointer.Int32(1),
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},
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}
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releaseDemo = &v1beta1.BatchRelease{
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TypeMeta: metav1.TypeMeta{
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APIVersion: "rollouts.kruise.io/v1alpha1",
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Kind: "BatchRelease",
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},
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ObjectMeta: metav1.ObjectMeta{
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Name: "release",
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Namespace: cloneKey.Namespace,
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UID: uuid.NewUUID(),
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},
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Spec: v1beta1.BatchReleaseSpec{
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ReleasePlan: v1beta1.ReleasePlan{
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Batches: []v1beta1.ReleaseBatch{
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{
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CanaryReplicas: intstr.FromString("10%"),
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},
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{
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CanaryReplicas: intstr.FromString("50%"),
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},
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{
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CanaryReplicas: intstr.FromString("100%"),
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},
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},
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},
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WorkloadRef: v1beta1.ObjectRef{
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APIVersion: cloneDemo.APIVersion,
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Kind: cloneDemo.Kind,
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Name: cloneDemo.Name,
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},
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},
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Status: v1beta1.BatchReleaseStatus{
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CanaryStatus: v1beta1.BatchReleaseCanaryStatus{
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CurrentBatch: 0,
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},
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},
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}
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hpaDemo = &autoscalingv1.HorizontalPodAutoscaler{
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TypeMeta: metav1.TypeMeta{
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APIVersion: "autoscaling/v1",
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Kind: "HorizontalPodAutoscaler",
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},
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ObjectMeta: metav1.ObjectMeta{
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Name: "hpa",
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Namespace: cloneKey.Namespace,
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},
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Spec: autoscalingv1.HorizontalPodAutoscalerSpec{
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ScaleTargetRef: autoscalingv1.CrossVersionObjectReference{
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APIVersion: "apps.kruise.io/v1alpha1",
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Kind: "CloneSet",
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Name: cloneDemo.Name,
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},
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MinReplicas: pointer.Int32(1),
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MaxReplicas: 10,
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},
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}
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)
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func init() {
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apps.AddToScheme(scheme)
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rolloutapi.AddToScheme(scheme)
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kruiseappsv1alpha1.AddToScheme(scheme)
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autoscalingv1.AddToScheme(scheme)
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}
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func TestControlPackage(t *testing.T) {
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RegisterFailHandler(Fail)
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RunSpecs(t, "CloneSet Control Package Suite")
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}
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var _ = Describe("CloneSet Control", func() {
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var (
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c client.Client
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rc *realController
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cloneset *kruiseappsv1alpha1.CloneSet
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release *v1beta1.BatchRelease
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hpa *autoscalingv1.HorizontalPodAutoscaler
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)
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BeforeEach(func() {
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cloneset = cloneDemo.DeepCopy()
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release = releaseDemo.DeepCopy()
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hpa = hpaDemo.DeepCopy()
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c = fake.NewClientBuilder().
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WithScheme(scheme).
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WithObjects(cloneset, release, hpa).
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WithStatusSubresource(&kruiseappsv1alpha1.CloneSet{}).
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Build()
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rc = &realController{
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key: types.NamespacedName{Namespace: cloneset.Namespace, Name: cloneset.Name},
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client: c,
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}
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})
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It("should initialize cloneset successfully", func() {
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// build controller
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_, err := rc.BuildController()
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Expect(err).NotTo(HaveOccurred())
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// call Initialize method
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err = retryFunction(3, func() error {
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return rc.Initialize(release)
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})
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Expect(err).NotTo(HaveOccurred())
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// inspect if HPA is disabled
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disabledHPA := &autoscalingv1.HorizontalPodAutoscaler{}
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err = c.Get(context.TODO(), types.NamespacedName{Namespace: hpa.Namespace, Name: hpa.Name}, disabledHPA)
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Expect(err).NotTo(HaveOccurred())
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Expect(disabledHPA.Spec.ScaleTargetRef.Name).To(Equal(cloneset.Name + "-DisableByRollout"))
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// inspect if Cloneset is patched properly
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updatedCloneset := &kruiseappsv1alpha1.CloneSet{}
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err = c.Get(context.TODO(), client.ObjectKeyFromObject(cloneset), updatedCloneset)
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Expect(err).NotTo(HaveOccurred())
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// inspect if annotations are added
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Expect(updatedCloneset.Annotations).To(HaveKey(v1beta1.OriginalDeploymentStrategyAnnotation))
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Expect(updatedCloneset.Annotations).To(HaveKey(util.BatchReleaseControlAnnotation))
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Expect(updatedCloneset.Annotations[util.BatchReleaseControlAnnotation]).To(Equal(getControlInfo(release)))
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// inspect if strategy is updated
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Expect(updatedCloneset.Spec.UpdateStrategy.Paused).To(BeFalse())
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Expect(updatedCloneset.Spec.UpdateStrategy.MaxSurge.IntVal).To(Equal(int32(1)))
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Expect(updatedCloneset.Spec.UpdateStrategy.MaxUnavailable.IntVal).To(Equal(int32(0)))
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Expect(updatedCloneset.Spec.MinReadySeconds).To(Equal(int32(v1beta1.MaxReadySeconds)))
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})
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It("should finalize CloneSet successfully", func() {
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// hack to patch cloneset status
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cloneset.Status.UpdatedReadyReplicas = 10
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err := c.Status().Update(context.TODO(), cloneset)
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Expect(err).NotTo(HaveOccurred())
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// build controller
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rc.object = nil
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_, err = rc.BuildController()
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Expect(err).NotTo(HaveOccurred())
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// call Finalize method
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err = retryFunction(3, func() error {
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return rc.Finalize(release)
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})
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Expect(err).NotTo(HaveOccurred())
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// inspect if CloneSet is patched properly
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updatedCloneset := &kruiseappsv1alpha1.CloneSet{}
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err = c.Get(context.TODO(), client.ObjectKeyFromObject(cloneset), updatedCloneset)
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Expect(err).NotTo(HaveOccurred())
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// inspect if annotations are removed
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Expect(updatedCloneset.Annotations).NotTo(HaveKey(v1beta1.OriginalDeploymentStrategyAnnotation))
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Expect(updatedCloneset.Annotations).NotTo(HaveKey(util.BatchReleaseControlAnnotation))
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// inspect if strategy is restored
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Expect(updatedCloneset.Spec.UpdateStrategy.MaxSurge).To(BeNil())
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Expect(*updatedCloneset.Spec.UpdateStrategy.MaxUnavailable).To(Equal(intstr.IntOrString{Type: intstr.Int, IntVal: 1}))
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Expect(updatedCloneset.Spec.MinReadySeconds).To(Equal(int32(0)))
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// inspect if HPA is restored
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restoredHPA := &autoscalingv1.HorizontalPodAutoscaler{}
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err = c.Get(context.TODO(), types.NamespacedName{Namespace: hpa.Namespace, Name: hpa.Name}, restoredHPA)
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Expect(err).NotTo(HaveOccurred())
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Expect(restoredHPA.Spec.ScaleTargetRef.Name).To(Equal(cloneset.Name))
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})
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It("should upgradBatch for CloneSet successfully", func() {
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// call Initialize method
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_, err := rc.BuildController()
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Expect(err).NotTo(HaveOccurred())
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err = retryFunction(3, func() error {
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return rc.Initialize(release)
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})
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Expect(err).NotTo(HaveOccurred())
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// call UpgradeBatch method
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rc.object = nil
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_, err = rc.BuildController()
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Expect(err).NotTo(HaveOccurred())
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batchContext, err := rc.CalculateBatchContext(release)
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Expect(err).NotTo(HaveOccurred())
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err = rc.UpgradeBatch(batchContext)
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Expect(err).NotTo(HaveOccurred())
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// inspect if CloneSet is patched properly
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updatedCloneset := &kruiseappsv1alpha1.CloneSet{}
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err = c.Get(context.TODO(), client.ObjectKeyFromObject(cloneset), updatedCloneset)
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Expect(err).NotTo(HaveOccurred())
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Expect(*updatedCloneset.Spec.UpdateStrategy.MaxSurge).To(Equal(intstr.IntOrString{Type: intstr.String, StrVal: "10%"}))
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Expect(*updatedCloneset.Spec.UpdateStrategy.MaxUnavailable).To(Equal(intstr.IntOrString{Type: intstr.Int, IntVal: 0}))
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})
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})
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func TestCalculateBatchContext(t *testing.T) {
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RegisterFailHandler(Fail)
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cases := map[string]struct {
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workload func() *kruiseappsv1alpha1.CloneSet
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release func() *v1beta1.BatchRelease
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result *batchcontext.BatchContext
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}{
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"normal case batch0": {
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workload: func() *kruiseappsv1alpha1.CloneSet {
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return &kruiseappsv1alpha1.CloneSet{
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Spec: kruiseappsv1alpha1.CloneSetSpec{
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Replicas: pointer.Int32(10),
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UpdateStrategy: kruiseappsv1alpha1.CloneSetUpdateStrategy{
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MaxSurge: func() *intstr.IntOrString { p := intstr.FromInt(1); return &p }(),
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},
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},
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Status: kruiseappsv1alpha1.CloneSetStatus{
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Replicas: 10,
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UpdatedReplicas: 0,
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UpdatedReadyReplicas: 0,
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AvailableReplicas: 10,
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},
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}
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},
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release: func() *v1beta1.BatchRelease {
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r := &v1beta1.BatchRelease{
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Spec: v1beta1.BatchReleaseSpec{
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ReleasePlan: v1beta1.ReleasePlan{
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Batches: []v1beta1.ReleaseBatch{
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{CanaryReplicas: intstr.IntOrString{Type: intstr.String, StrVal: "50%"}},
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{CanaryReplicas: intstr.IntOrString{Type: intstr.String, StrVal: "100%"}},
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{CanaryReplicas: intstr.IntOrString{Type: intstr.String, StrVal: "100%"}},
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},
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},
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},
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Status: v1beta1.BatchReleaseStatus{
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CanaryStatus: v1beta1.BatchReleaseCanaryStatus{
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CurrentBatch: 0,
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},
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UpdateRevision: "update-version",
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},
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}
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return r
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},
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result: &batchcontext.BatchContext{
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CurrentBatch: 0,
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DesiredSurge: intstr.FromString("50%"),
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CurrentSurge: intstr.FromInt(0),
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Replicas: 10,
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UpdatedReplicas: 0,
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UpdatedReadyReplicas: 0,
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UpdateRevision: "update-version",
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PlannedUpdatedReplicas: 5,
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DesiredUpdatedReplicas: 5,
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},
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},
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"normal case batch1": {
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workload: func() *kruiseappsv1alpha1.CloneSet {
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return &kruiseappsv1alpha1.CloneSet{
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Spec: kruiseappsv1alpha1.CloneSetSpec{
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Replicas: pointer.Int32(10),
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UpdateStrategy: kruiseappsv1alpha1.CloneSetUpdateStrategy{
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MaxSurge: func() *intstr.IntOrString { p := intstr.FromString("50%"); return &p }(),
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},
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},
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Status: kruiseappsv1alpha1.CloneSetStatus{
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Replicas: 15,
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UpdatedReplicas: 5,
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UpdatedReadyReplicas: 5,
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AvailableReplicas: 10,
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},
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}
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},
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release: func() *v1beta1.BatchRelease {
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r := &v1beta1.BatchRelease{
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Spec: v1beta1.BatchReleaseSpec{
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ReleasePlan: v1beta1.ReleasePlan{
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Batches: []v1beta1.ReleaseBatch{
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{CanaryReplicas: intstr.IntOrString{Type: intstr.String, StrVal: "50%"}},
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{CanaryReplicas: intstr.IntOrString{Type: intstr.String, StrVal: "100%"}},
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{CanaryReplicas: intstr.IntOrString{Type: intstr.String, StrVal: "100%"}},
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},
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},
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},
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Status: v1beta1.BatchReleaseStatus{
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CanaryStatus: v1beta1.BatchReleaseCanaryStatus{
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CurrentBatch: 1,
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},
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UpdateRevision: "update-version",
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},
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}
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return r
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},
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result: &batchcontext.BatchContext{
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CurrentBatch: 1,
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DesiredSurge: intstr.FromString("100%"),
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CurrentSurge: intstr.FromString("50%"),
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Replicas: 10,
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UpdatedReplicas: 5,
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UpdatedReadyReplicas: 5,
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UpdateRevision: "update-version",
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PlannedUpdatedReplicas: 10,
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DesiredUpdatedReplicas: 10,
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},
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},
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"normal case batch2": {
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workload: func() *kruiseappsv1alpha1.CloneSet {
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return &kruiseappsv1alpha1.CloneSet{
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Spec: kruiseappsv1alpha1.CloneSetSpec{
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Replicas: pointer.Int32(10),
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UpdateStrategy: kruiseappsv1alpha1.CloneSetUpdateStrategy{
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MaxSurge: func() *intstr.IntOrString { p := intstr.FromString("100%"); return &p }(),
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},
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},
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Status: kruiseappsv1alpha1.CloneSetStatus{
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Replicas: 20,
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UpdatedReplicas: 10,
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UpdatedReadyReplicas: 10,
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AvailableReplicas: 10,
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ReadyReplicas: 20,
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},
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}
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},
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release: func() *v1beta1.BatchRelease {
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r := &v1beta1.BatchRelease{
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Spec: v1beta1.BatchReleaseSpec{
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ReleasePlan: v1beta1.ReleasePlan{
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Batches: []v1beta1.ReleaseBatch{
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{CanaryReplicas: intstr.IntOrString{Type: intstr.String, StrVal: "50%"}},
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{CanaryReplicas: intstr.IntOrString{Type: intstr.String, StrVal: "100%"}},
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{CanaryReplicas: intstr.IntOrString{Type: intstr.String, StrVal: "100%"}},
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},
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},
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},
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Status: v1beta1.BatchReleaseStatus{
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CanaryStatus: v1beta1.BatchReleaseCanaryStatus{
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CurrentBatch: 2,
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},
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UpdateRevision: "update-version",
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},
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}
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return r
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},
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result: &batchcontext.BatchContext{
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CurrentBatch: 2,
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UpdateRevision: "update-version",
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DesiredSurge: intstr.FromString("100%"),
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CurrentSurge: intstr.FromString("100%"),
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Replicas: 10,
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UpdatedReplicas: 10,
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UpdatedReadyReplicas: 10,
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PlannedUpdatedReplicas: 10,
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DesiredUpdatedReplicas: 10,
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},
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},
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}
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for name, cs := range cases {
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t.Run(name, func(t *testing.T) {
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control := realController{
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object: cs.workload(),
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WorkloadInfo: util.ParseWorkload(cs.workload()),
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}
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got, err := control.CalculateBatchContext(cs.release())
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Expect(err).NotTo(HaveOccurred())
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Expect(got.Log()).Should(Equal(cs.result.Log()))
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})
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}
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}
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func TestRealController(t *testing.T) {
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RegisterFailHandler(Fail)
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release := releaseDemo.DeepCopy()
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clone := cloneDemo.DeepCopy()
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// for unit test we should set some default value since no webhook or controller is working
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clone.Spec.UpdateStrategy.Type = kruiseappsv1alpha1.RecreateCloneSetUpdateStrategyType
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cli := fake.NewClientBuilder().WithScheme(scheme).WithObjects(release, clone).Build()
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// build new controller
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c := NewController(cli, cloneKey, clone.GroupVersionKind()).(*realController)
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controller, err := c.BuildController()
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Expect(err).NotTo(HaveOccurred())
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|
// call Initialize
|
|
err = controller.Initialize(release)
|
|
Expect(err).NotTo(HaveOccurred())
|
|
fetch := &kruiseappsv1alpha1.CloneSet{}
|
|
Expect(cli.Get(context.TODO(), cloneKey, fetch)).NotTo(HaveOccurred())
|
|
// check strategy
|
|
Expect(fetch.Spec.UpdateStrategy.Type).Should(Equal(kruiseappsv1alpha1.RecreateCloneSetUpdateStrategyType))
|
|
// partition is set to 100% in webhook, therefore we cannot observe it in unit test
|
|
// Expect(reflect.DeepEqual(fetch.Spec.UpdateStrategy.Partition, &intstr.IntOrString{Type: intstr.String, StrVal: "100%"})).Should(BeTrue())
|
|
Expect(reflect.DeepEqual(fetch.Spec.UpdateStrategy.MaxSurge, &intstr.IntOrString{Type: intstr.Int, IntVal: 1})).Should(BeTrue())
|
|
Expect(reflect.DeepEqual(fetch.Spec.UpdateStrategy.MaxUnavailable, &intstr.IntOrString{Type: intstr.Int, IntVal: 0})).Should(BeTrue())
|
|
Expect(fetch.Spec.MinReadySeconds).Should(Equal(int32(v1beta1.MaxReadySeconds)))
|
|
// check annotations
|
|
Expect(fetch.Annotations[util.BatchReleaseControlAnnotation]).Should(Equal(getControlInfo(release)))
|
|
Expect(fetch.Annotations[v1beta1.OriginalDeploymentStrategyAnnotation]).Should(Equal(util.DumpJSON(&control.OriginalDeploymentStrategy{
|
|
MaxUnavailable: &intstr.IntOrString{Type: intstr.Int, IntVal: 1},
|
|
MaxSurge: &intstr.IntOrString{Type: intstr.String, StrVal: "0%"},
|
|
MinReadySeconds: 0,
|
|
})))
|
|
|
|
c.object = fetch // mock
|
|
|
|
for {
|
|
batchContext, err := controller.CalculateBatchContext(release)
|
|
Expect(err).NotTo(HaveOccurred())
|
|
err = controller.UpgradeBatch(batchContext)
|
|
fetch = &kruiseappsv1alpha1.CloneSet{}
|
|
// mock
|
|
Expect(cli.Get(context.TODO(), cloneKey, fetch)).NotTo(HaveOccurred())
|
|
c.object = fetch
|
|
if err == nil {
|
|
break
|
|
}
|
|
}
|
|
|
|
fetch = &kruiseappsv1alpha1.CloneSet{}
|
|
Expect(cli.Get(context.TODO(), cloneKey, fetch)).NotTo(HaveOccurred())
|
|
Expect(fetch.Spec.UpdateStrategy.MaxSurge.StrVal).Should(Equal("10%"))
|
|
Expect(fetch.Spec.UpdateStrategy.MaxUnavailable.IntVal).Should(Equal(int32(0)))
|
|
Expect(fetch.Spec.UpdateStrategy.Paused).Should(Equal(false))
|
|
Expect(fetch.Spec.MinReadySeconds).Should(Equal(int32(v1beta1.MaxReadySeconds)))
|
|
Expect(fetch.Annotations[v1beta1.OriginalDeploymentStrategyAnnotation]).Should(Equal(util.DumpJSON(&control.OriginalDeploymentStrategy{
|
|
MaxUnavailable: &intstr.IntOrString{Type: intstr.Int, IntVal: 1},
|
|
MaxSurge: &intstr.IntOrString{Type: intstr.String, StrVal: "0%"},
|
|
MinReadySeconds: 0,
|
|
})))
|
|
|
|
controller.Finalize(release)
|
|
fetch = &kruiseappsv1alpha1.CloneSet{}
|
|
Expect(cli.Get(context.TODO(), cloneKey, fetch)).NotTo(HaveOccurred())
|
|
Expect(fetch.Spec.UpdateStrategy.MaxSurge.StrVal).Should(Equal("0%"))
|
|
Expect(fetch.Spec.UpdateStrategy.MaxUnavailable.IntVal).Should(Equal(int32(1)))
|
|
Expect(fetch.Spec.UpdateStrategy.Paused).Should(Equal(false))
|
|
Expect(fetch.Spec.MinReadySeconds).Should(Equal(int32(0)))
|
|
}
|
|
|
|
func getControlInfo(release *v1beta1.BatchRelease) string {
|
|
owner, _ := json.Marshal(metav1.NewControllerRef(release, release.GetObjectKind().GroupVersionKind()))
|
|
return string(owner)
|
|
}
|
|
|
|
func retryFunction(limit int, f func() error) (err error) {
|
|
for i := limit; i >= 0; i-- {
|
|
if err = f(); err == nil {
|
|
return nil
|
|
}
|
|
}
|
|
return err
|
|
}
|