542 lines
17 KiB
Go
542 lines
17 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 deployment
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import (
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"context"
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"encoding/json"
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"fmt"
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"reflect"
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"strconv"
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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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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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"github.com/openkruise/rollouts/pkg/util/errors"
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apps "k8s.io/api/apps/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/rand"
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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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)
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var (
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scheme = runtime.NewScheme()
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deploymentKey = types.NamespacedName{
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Name: "deployment",
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Namespace: "default",
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}
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deploymentDemo = &apps.Deployment{
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TypeMeta: metav1.TypeMeta{
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APIVersion: "apps/v1",
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Kind: "Deployment",
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},
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ObjectMeta: metav1.ObjectMeta{
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Name: deploymentKey.Name,
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Namespace: deploymentKey.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: apps.DeploymentSpec{
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Paused: true,
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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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Strategy: apps.DeploymentStrategy{
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Type: apps.RollingUpdateDeploymentStrategyType,
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RollingUpdate: &apps.RollingUpdateDeployment{
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MaxUnavailable: &intstr.IntOrString{Type: intstr.Int, IntVal: 1},
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MaxSurge: &intstr.IntOrString{Type: intstr.String, StrVal: "20%"},
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},
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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: apps.DeploymentStatus{
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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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CollisionCount: pointer.Int32Ptr(1),
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ObservedGeneration: 1,
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},
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}
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deploymentDemo2 = &apps.Deployment{
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TypeMeta: metav1.TypeMeta{
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APIVersion: apps.SchemeGroupVersion.String(),
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Kind: "Deployment",
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},
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ObjectMeta: metav1.ObjectMeta{
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Name: "deployment",
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Namespace: "default",
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UID: types.UID("87076677"),
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Generation: 2,
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Labels: map[string]string{
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"app": "busybox",
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apps.DefaultDeploymentUniqueLabelKey: "update-pod-hash",
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},
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},
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Spec: apps.DeploymentSpec{
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Replicas: pointer.Int32Ptr(10),
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Strategy: apps.DeploymentStrategy{
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Type: apps.RollingUpdateDeploymentStrategyType,
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RollingUpdate: &apps.RollingUpdateDeployment{
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MaxSurge: &intstr.IntOrString{Type: intstr.Int, IntVal: int32(1)},
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MaxUnavailable: &intstr.IntOrString{Type: intstr.Int, IntVal: int32(0)},
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},
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},
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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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Template: corev1.PodTemplateSpec{
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Spec: corev1.PodSpec{
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Containers: containers("v2"),
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},
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},
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},
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Status: apps.DeploymentStatus{
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Replicas: 10,
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ReadyReplicas: 10,
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UpdatedReplicas: 0,
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AvailableReplicas: 10,
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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: deploymentKey.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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FinalizingPolicy: v1beta1.WaitResumeFinalizingPolicyType,
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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: deploymentDemo.APIVersion,
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Kind: deploymentDemo.Kind,
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Name: deploymentDemo.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: 1,
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},
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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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}
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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() []client.Object
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release func() *v1beta1.BatchRelease
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result *batchcontext.BatchContext
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}{
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"noraml case": {
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workload: func() []client.Object {
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deployment := getStableWithReady(deploymentDemo2, "v2").(*apps.Deployment)
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deployment.Status = apps.DeploymentStatus{
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Replicas: 15,
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UpdatedReplicas: 5,
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AvailableReplicas: 12,
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ReadyReplicas: 12,
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}
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// current partition, ie. maxSurge
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deployment.Spec.Strategy.RollingUpdate.MaxSurge = &intstr.IntOrString{Type: intstr.String, StrVal: "50%"}
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deployment.Spec.Replicas = pointer.Int32Ptr(10)
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newRss := makeCanaryReplicaSets(deployment).(*apps.ReplicaSet)
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newRss.Status.ReadyReplicas = 2
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return []client.Object{deployment, newRss, makeStableReplicaSets(deployment)}
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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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FinalizingPolicy: v1beta1.WaitResumeFinalizingPolicyType,
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Batches: []v1beta1.ReleaseBatch{
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{
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CanaryReplicas: intstr.IntOrString{Type: intstr.String, StrVal: "50%"},
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},
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{
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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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},
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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: "version-2",
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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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UpdateRevision: "version-2",
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DesiredSurge: intstr.IntOrString{Type: intstr.String, StrVal: "100%"},
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CurrentSurge: intstr.IntOrString{Type: intstr.String, StrVal: "50%"},
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Replicas: 10,
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UpdatedReplicas: 5,
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UpdatedReadyReplicas: 2,
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PlannedUpdatedReplicas: 10,
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DesiredUpdatedReplicas: 10,
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},
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},
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"maxSurge=99%, replicas=5": {
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workload: func() []client.Object {
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deployment := getStableWithReady(deploymentDemo2, "v2").(*apps.Deployment)
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deployment.Status = apps.DeploymentStatus{
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Replicas: 9,
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UpdatedReplicas: 4,
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AvailableReplicas: 9,
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ReadyReplicas: 9,
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}
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deployment.Spec.Replicas = pointer.Int32Ptr(5)
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// current partition, ie. maxSurge
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deployment.Spec.Strategy.RollingUpdate.MaxSurge = &intstr.IntOrString{Type: intstr.String, StrVal: "90%"}
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newRss := makeCanaryReplicaSets(deployment).(*apps.ReplicaSet)
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newRss.Status.ReadyReplicas = 4
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return []client.Object{deployment, newRss, makeStableReplicaSets(deployment)}
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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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FinalizingPolicy: v1beta1.WaitResumeFinalizingPolicyType,
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Batches: []v1beta1.ReleaseBatch{
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{
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CanaryReplicas: intstr.IntOrString{Type: intstr.String, StrVal: "90%"},
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},
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{
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CanaryReplicas: intstr.IntOrString{Type: intstr.String, StrVal: "99%"},
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},
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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: "version-2",
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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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UpdateRevision: "version-2",
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DesiredSurge: intstr.FromString("99%"),
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CurrentSurge: intstr.FromString("90%"),
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Replicas: 5,
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UpdatedReplicas: 4,
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UpdatedReadyReplicas: 4,
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PlannedUpdatedReplicas: 4,
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DesiredUpdatedReplicas: 4,
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},
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},
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// test case for continuous release
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// "maxSurge=100%, but it is initialized value": {
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// workload: func() []client.Object {
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// deployment := getStableWithReady(deploymentDemo2, "v2").(*apps.Deployment)
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// deployment.Status = apps.DeploymentStatus{
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// Replicas: 10,
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// UpdatedReplicas: 0,
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// AvailableReplicas: 10,
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// ReadyReplicas: 10,
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// }
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// // current partition, ie. maxSurge
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// deployment.Spec.Strategy.RollingUpdate.MaxSurge = &intstr.IntOrString{Type: intstr.String, StrVal: "100%"}
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// newRss := makeCanaryReplicaSets(deployment).(*apps.ReplicaSet)
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// newRss.Status.ReadyReplicas = 0
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// return []client.Object{deployment, newRss, makeStableReplicaSets(deployment)}
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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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// FailureThreshold: &percent,
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// FinalizingPolicy: v1beta1.WaitResumeFinalizingPolicyType,
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// Batches: []v1beta1.ReleaseBatch{
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// {
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// CanaryReplicas: intstr.IntOrString{Type: intstr.String, StrVal: "50%"},
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// },
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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: "version-2",
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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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// UpdateRevision: "version-2",
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// DesiredPartition: intstr.FromString("50%"),
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// FailureThreshold: &percent,
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// CurrentPartition: intstr.FromString("0%"), // mainly check this
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// Replicas: 10,
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// UpdatedReplicas: 0,
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// UpdatedReadyReplicas: 0,
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// PlannedUpdatedReplicas: 5,
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// DesiredUpdatedReplicas: 5,
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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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cliBuilder := fake.NewClientBuilder().WithScheme(scheme).WithObjects(cs.workload()...)
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cli := cliBuilder.Build()
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control := realController{
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client: cli,
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key: deploymentKey,
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}
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_, err := control.BuildController()
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Expect(err).NotTo(HaveOccurred())
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got, err := control.CalculateBatchContext(cs.release())
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Expect(err).NotTo(HaveOccurred())
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fmt.Printf("expect %s, but got %s", cs.result.Log(), got.Log())
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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 := deploymentDemo.DeepCopy()
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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, deploymentKey, 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
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err = controller.Initialize(release)
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Expect(err).NotTo(HaveOccurred())
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fetch := &apps.Deployment{}
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Expect(cli.Get(context.TODO(), deploymentKey, fetch)).NotTo(HaveOccurred())
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// check strategy
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Expect(fetch.Spec.Paused).Should(BeTrue())
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Expect(fetch.Spec.Strategy.Type).Should(Equal(apps.RollingUpdateDeploymentStrategyType))
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Expect(reflect.DeepEqual(fetch.Spec.Strategy.RollingUpdate.MaxSurge, &intstr.IntOrString{Type: intstr.Int, IntVal: 1})).Should(BeTrue())
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Expect(reflect.DeepEqual(fetch.Spec.Strategy.RollingUpdate.MaxUnavailable, &intstr.IntOrString{Type: intstr.Int, IntVal: 0})).Should(BeTrue())
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Expect(fetch.Spec.MinReadySeconds).Should(Equal(int32(v1beta1.MaxReadySeconds)))
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Expect(*fetch.Spec.ProgressDeadlineSeconds).Should(Equal(int32(v1beta1.MaxProgressSeconds)))
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// check annotations
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Expect(fetch.Annotations[util.BatchReleaseControlAnnotation]).Should(Equal(getControlInfo(release)))
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fmt.Println(fetch.Annotations[v1beta1.OriginalDeploymentStrategyAnnotation])
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Expect(fetch.Annotations[v1beta1.OriginalDeploymentStrategyAnnotation]).Should(Equal(util.DumpJSON(&control.OriginalDeploymentStrategy{
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MaxUnavailable: &intstr.IntOrString{Type: intstr.Int, IntVal: 1},
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MaxSurge: &intstr.IntOrString{Type: intstr.String, StrVal: "20%"},
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MinReadySeconds: 0,
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ProgressDeadlineSeconds: pointer.Int32(600),
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})))
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c.object = fetch // mock
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for {
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batchContext, err := controller.CalculateBatchContext(release)
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Expect(err).NotTo(HaveOccurred())
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err = controller.UpgradeBatch(batchContext)
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fetch := &apps.Deployment{}
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// mock
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Expect(cli.Get(context.TODO(), deploymentKey, fetch)).NotTo(HaveOccurred())
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c.object = fetch
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if err == nil {
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break
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}
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}
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fetch = &apps.Deployment{}
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Expect(cli.Get(context.TODO(), deploymentKey, fetch)).NotTo(HaveOccurred())
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// currentBatch is 1, which means br is in the second batch, maxSurge is 50%
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Expect(reflect.DeepEqual(fetch.Spec.Strategy.RollingUpdate.MaxSurge, &intstr.IntOrString{Type: intstr.String, StrVal: "50%"})).Should(BeTrue())
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release.Spec.ReleasePlan.BatchPartition = nil
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err = controller.Finalize(release)
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Expect(errors.IsBenign(err)).Should(BeTrue())
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fetch = &apps.Deployment{}
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Expect(cli.Get(context.TODO(), deploymentKey, fetch)).NotTo(HaveOccurred())
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// check workload strategy
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Expect(fetch.Spec.Paused).Should(BeFalse())
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Expect(fetch.Spec.Strategy.Type).Should(Equal(apps.RollingUpdateDeploymentStrategyType))
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Expect(reflect.DeepEqual(fetch.Spec.Strategy.RollingUpdate.MaxSurge, &intstr.IntOrString{Type: intstr.String, StrVal: "20%"})).Should(BeTrue())
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Expect(reflect.DeepEqual(fetch.Spec.Strategy.RollingUpdate.MaxUnavailable, &intstr.IntOrString{Type: intstr.Int, IntVal: 1})).Should(BeTrue())
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Expect(fetch.Spec.MinReadySeconds).Should(Equal(int32(0)))
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Expect(*fetch.Spec.ProgressDeadlineSeconds).Should(Equal(int32(600)))
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}
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func getControlInfo(release *v1beta1.BatchRelease) string {
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owner, _ := json.Marshal(metav1.NewControllerRef(release, release.GetObjectKind().GroupVersionKind()))
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return string(owner)
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}
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func makeCanaryReplicaSets(d client.Object) client.Object {
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deploy := d.(*apps.Deployment)
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labels := deploy.Spec.Selector.DeepCopy().MatchLabels
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labels[apps.DefaultDeploymentUniqueLabelKey] = util.ComputeHash(&deploy.Spec.Template, nil)
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return &apps.ReplicaSet{
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TypeMeta: metav1.TypeMeta{
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APIVersion: apps.SchemeGroupVersion.String(),
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Kind: "ReplicaSet",
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},
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ObjectMeta: metav1.ObjectMeta{
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Name: deploy.Name + rand.String(5),
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Namespace: deploy.Namespace,
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UID: uuid.NewUUID(),
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Labels: labels,
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OwnerReferences: []metav1.OwnerReference{
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*metav1.NewControllerRef(deploy, deploy.GroupVersionKind()),
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},
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},
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Spec: apps.ReplicaSetSpec{
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Replicas: deploy.Spec.Replicas,
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Selector: deploy.Spec.Selector.DeepCopy(),
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|
Template: *deploy.Spec.Template.DeepCopy(),
|
|
},
|
|
}
|
|
|
|
}
|
|
|
|
func makeStableReplicaSets(d client.Object) client.Object {
|
|
deploy := d.(*apps.Deployment)
|
|
stableTemplate := deploy.Spec.Template.DeepCopy()
|
|
stableTemplate.Spec.Containers = containers("v1")
|
|
labels := deploy.Spec.Selector.DeepCopy().MatchLabels
|
|
labels[apps.DefaultDeploymentUniqueLabelKey] = util.ComputeHash(stableTemplate, nil)
|
|
return &apps.ReplicaSet{
|
|
TypeMeta: metav1.TypeMeta{
|
|
APIVersion: apps.SchemeGroupVersion.String(),
|
|
Kind: "ReplicaSet",
|
|
},
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: deploy.Name + rand.String(5),
|
|
Namespace: deploy.Namespace,
|
|
UID: uuid.NewUUID(),
|
|
Labels: labels,
|
|
OwnerReferences: []metav1.OwnerReference{
|
|
*metav1.NewControllerRef(deploy, deploy.GroupVersionKind()),
|
|
},
|
|
},
|
|
Spec: apps.ReplicaSetSpec{
|
|
Replicas: deploy.Spec.Replicas,
|
|
Selector: deploy.Spec.Selector.DeepCopy(),
|
|
Template: *stableTemplate,
|
|
},
|
|
}
|
|
}
|
|
|
|
func containers(version string) []corev1.Container {
|
|
return []corev1.Container{
|
|
{
|
|
Name: "busybox",
|
|
Image: fmt.Sprintf("busybox:%v", version),
|
|
},
|
|
}
|
|
}
|
|
|
|
func getStableWithReady(workload client.Object, version string) client.Object {
|
|
switch workload.(type) {
|
|
case *apps.Deployment:
|
|
deploy := workload.(*apps.Deployment)
|
|
d := deploy.DeepCopy()
|
|
d.Spec.Paused = true
|
|
d.ResourceVersion = strconv.Itoa(rand.Intn(100000000000))
|
|
d.Spec.Template.Spec.Containers = containers(version)
|
|
d.Status.ObservedGeneration = deploy.Generation
|
|
return d
|
|
|
|
case *kruiseappsv1alpha1.CloneSet:
|
|
clone := workload.(*kruiseappsv1alpha1.CloneSet)
|
|
c := clone.DeepCopy()
|
|
c.ResourceVersion = strconv.Itoa(rand.Intn(100000000000))
|
|
c.Spec.UpdateStrategy.Paused = true
|
|
c.Spec.UpdateStrategy.Partition = &intstr.IntOrString{Type: intstr.String, StrVal: "100%"}
|
|
c.Spec.Template.Spec.Containers = containers(version)
|
|
c.Status.ObservedGeneration = clone.Generation
|
|
return c
|
|
}
|
|
return nil
|
|
}
|