588 lines
20 KiB
Go
588 lines
20 KiB
Go
package actionsgithubcom
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import (
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"context"
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"fmt"
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"time"
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corev1 "k8s.io/api/core/v1"
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kerrors "k8s.io/apimachinery/pkg/api/errors"
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ctrl "sigs.k8s.io/controller-runtime"
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"sigs.k8s.io/controller-runtime/pkg/client"
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logf "sigs.k8s.io/controller-runtime/pkg/log"
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. "github.com/onsi/ginkgo/v2"
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. "github.com/onsi/gomega"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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actionsv1alpha1 "github.com/actions/actions-runner-controller/apis/actions.github.com/v1alpha1"
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"github.com/actions/actions-runner-controller/github/actions/fake"
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)
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const (
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ephemeralRunnerSetTestTimeout = time.Second * 10
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ephemeralRunnerSetTestInterval = time.Millisecond * 250
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ephemeralRunnerSetTestGitHubToken = "gh_token"
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)
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var _ = Describe("Test EphemeralRunnerSet controller", func() {
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var ctx context.Context
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var cancel context.CancelFunc
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autoscalingNS := new(corev1.Namespace)
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ephemeralRunnerSet := new(actionsv1alpha1.EphemeralRunnerSet)
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configSecret := new(corev1.Secret)
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BeforeEach(func() {
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ctx, cancel = context.WithCancel(context.TODO())
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autoscalingNS = &corev1.Namespace{
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ObjectMeta: metav1.ObjectMeta{Name: "testns-autoscaling-runnerset" + RandStringRunes(5)},
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}
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err := k8sClient.Create(ctx, autoscalingNS)
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Expect(err).NotTo(HaveOccurred(), "failed to create test namespace for EphemeralRunnerSet")
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configSecret = &corev1.Secret{
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ObjectMeta: metav1.ObjectMeta{
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Name: "github-config-secret",
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Namespace: autoscalingNS.Name,
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},
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Data: map[string][]byte{
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"github_token": []byte(ephemeralRunnerSetTestGitHubToken),
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},
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}
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err = k8sClient.Create(ctx, configSecret)
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Expect(err).NotTo(HaveOccurred(), "failed to create config secret")
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mgr, err := ctrl.NewManager(cfg, ctrl.Options{
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Namespace: autoscalingNS.Name,
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MetricsBindAddress: "0",
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})
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Expect(err).NotTo(HaveOccurred(), "failed to create manager")
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controller := &EphemeralRunnerSetReconciler{
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Client: mgr.GetClient(),
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Scheme: mgr.GetScheme(),
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Log: logf.Log,
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ActionsClient: fake.NewMultiClient(),
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}
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err = controller.SetupWithManager(mgr)
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Expect(err).NotTo(HaveOccurred(), "failed to setup controller")
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ephemeralRunnerSet = &actionsv1alpha1.EphemeralRunnerSet{
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ObjectMeta: metav1.ObjectMeta{
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Name: "test-asrs",
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Namespace: autoscalingNS.Name,
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},
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Spec: actionsv1alpha1.EphemeralRunnerSetSpec{
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EphemeralRunnerSpec: actionsv1alpha1.EphemeralRunnerSpec{
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GitHubConfigUrl: "https://github.com/owner/repo",
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GitHubConfigSecret: configSecret.Name,
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RunnerScaleSetId: 100,
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PodTemplateSpec: corev1.PodTemplateSpec{
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Spec: corev1.PodSpec{
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Containers: []corev1.Container{
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{
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Name: "runner",
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Image: "ghcr.io/actions/runner",
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},
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},
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},
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},
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},
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},
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}
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err = k8sClient.Create(ctx, ephemeralRunnerSet)
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Expect(err).NotTo(HaveOccurred(), "failed to create EphemeralRunnerSet")
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go func() {
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defer GinkgoRecover()
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err := mgr.Start(ctx)
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Expect(err).NotTo(HaveOccurred(), "failed to start manager")
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}()
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})
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AfterEach(func() {
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defer cancel()
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err := k8sClient.Delete(ctx, autoscalingNS)
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Expect(err).NotTo(HaveOccurred(), "failed to delete test namespace for EphemeralRunnerSet")
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})
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Context("When creating a new EphemeralRunnerSet", func() {
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It("It should create/add all required resources for a new EphemeralRunnerSet (finalizer)", func() {
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// Check if finalizer is added
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created := new(actionsv1alpha1.EphemeralRunnerSet)
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Eventually(
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func() (string, error) {
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err := k8sClient.Get(ctx, client.ObjectKey{Name: ephemeralRunnerSet.Name, Namespace: ephemeralRunnerSet.Namespace}, created)
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if err != nil {
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return "", err
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}
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if len(created.Finalizers) == 0 {
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return "", nil
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}
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return created.Finalizers[0], nil
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},
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ephemeralRunnerSetTestTimeout,
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ephemeralRunnerSetTestInterval).Should(BeEquivalentTo(ephemeralRunnerSetFinalizerName), "EphemeralRunnerSet should have a finalizer")
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// Check if the number of ephemeral runners are stay 0
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Consistently(
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func() (int, error) {
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runnerList := new(actionsv1alpha1.EphemeralRunnerList)
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err := k8sClient.List(ctx, runnerList, client.InNamespace(ephemeralRunnerSet.Namespace))
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if err != nil {
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return -1, err
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}
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return len(runnerList.Items), nil
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},
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ephemeralRunnerSetTestTimeout,
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ephemeralRunnerSetTestInterval).Should(BeEquivalentTo(0), "No EphemeralRunner should be created")
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// Check if the status stay 0
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Consistently(
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func() (int, error) {
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runnerSet := new(actionsv1alpha1.EphemeralRunnerSet)
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err := k8sClient.Get(ctx, client.ObjectKey{Name: ephemeralRunnerSet.Name, Namespace: ephemeralRunnerSet.Namespace}, runnerSet)
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if err != nil {
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return -1, err
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}
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return int(runnerSet.Status.CurrentReplicas), nil
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},
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ephemeralRunnerSetTestTimeout,
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ephemeralRunnerSetTestInterval).Should(BeEquivalentTo(0), "EphemeralRunnerSet status should be 0")
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// Scaling up the EphemeralRunnerSet
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updated := created.DeepCopy()
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updated.Spec.Replicas = 5
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err := k8sClient.Update(ctx, updated)
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Expect(err).NotTo(HaveOccurred(), "failed to update EphemeralRunnerSet")
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// Check if the number of ephemeral runners are created
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Eventually(
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func() (int, error) {
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runnerList := new(actionsv1alpha1.EphemeralRunnerList)
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err := k8sClient.List(ctx, runnerList, client.InNamespace(ephemeralRunnerSet.Namespace))
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if err != nil {
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return -1, err
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}
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// Set status to simulate a configured EphemeralRunner
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refetch := false
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for i, runner := range runnerList.Items {
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if runner.Status.RunnerId == 0 {
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updatedRunner := runner.DeepCopy()
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updatedRunner.Status.Phase = corev1.PodRunning
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updatedRunner.Status.RunnerId = i + 100
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err = k8sClient.Status().Patch(ctx, updatedRunner, client.MergeFrom(&runner))
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Expect(err).NotTo(HaveOccurred(), "failed to update EphemeralRunner")
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refetch = true
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}
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}
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if refetch {
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err := k8sClient.List(ctx, runnerList, client.InNamespace(ephemeralRunnerSet.Namespace))
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if err != nil {
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return -1, err
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}
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}
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return len(runnerList.Items), nil
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},
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ephemeralRunnerSetTestTimeout,
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ephemeralRunnerSetTestInterval).Should(BeEquivalentTo(5), "5 EphemeralRunner should be created")
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// Check if the status is updated
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Eventually(
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func() (int, error) {
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runnerSet := new(actionsv1alpha1.EphemeralRunnerSet)
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err := k8sClient.Get(ctx, client.ObjectKey{Name: ephemeralRunnerSet.Name, Namespace: ephemeralRunnerSet.Namespace}, runnerSet)
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if err != nil {
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return -1, err
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}
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return int(runnerSet.Status.CurrentReplicas), nil
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},
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ephemeralRunnerSetTestTimeout,
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ephemeralRunnerSetTestInterval).Should(BeEquivalentTo(5), "EphemeralRunnerSet status should be 5")
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})
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})
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Context("When deleting a new EphemeralRunnerSet", func() {
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It("It should cleanup all resources for a deleting EphemeralRunnerSet before removing it", func() {
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created := new(actionsv1alpha1.EphemeralRunnerSet)
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err := k8sClient.Get(ctx, client.ObjectKey{Name: ephemeralRunnerSet.Name, Namespace: ephemeralRunnerSet.Namespace}, created)
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Expect(err).NotTo(HaveOccurred(), "failed to get EphemeralRunnerSet")
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// Scale up the EphemeralRunnerSet
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updated := created.DeepCopy()
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updated.Spec.Replicas = 5
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err = k8sClient.Update(ctx, updated)
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Expect(err).NotTo(HaveOccurred(), "failed to update EphemeralRunnerSet")
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// Wait for the EphemeralRunnerSet to be scaled up
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Eventually(
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func() (int, error) {
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runnerList := new(actionsv1alpha1.EphemeralRunnerList)
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err := k8sClient.List(ctx, runnerList, client.InNamespace(ephemeralRunnerSet.Namespace))
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if err != nil {
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return -1, err
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}
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// Set status to simulate a configured EphemeralRunner
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refetch := false
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for i, runner := range runnerList.Items {
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if runner.Status.RunnerId == 0 {
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updatedRunner := runner.DeepCopy()
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updatedRunner.Status.Phase = corev1.PodRunning
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updatedRunner.Status.RunnerId = i + 100
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err = k8sClient.Status().Patch(ctx, updatedRunner, client.MergeFrom(&runner))
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Expect(err).NotTo(HaveOccurred(), "failed to update EphemeralRunner")
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refetch = true
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}
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}
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if refetch {
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err := k8sClient.List(ctx, runnerList, client.InNamespace(ephemeralRunnerSet.Namespace))
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if err != nil {
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return -1, err
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}
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}
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return len(runnerList.Items), nil
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},
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ephemeralRunnerSetTestTimeout,
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ephemeralRunnerSetTestInterval).Should(BeEquivalentTo(5), "5 EphemeralRunner should be created")
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// Delete the EphemeralRunnerSet
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err = k8sClient.Delete(ctx, created)
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Expect(err).NotTo(HaveOccurred(), "failed to delete EphemeralRunnerSet")
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// Check if all ephemeral runners are deleted
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Eventually(
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func() (int, error) {
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runnerList := new(actionsv1alpha1.EphemeralRunnerList)
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err := k8sClient.List(ctx, runnerList, client.InNamespace(ephemeralRunnerSet.Namespace))
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if err != nil {
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return -1, err
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}
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return len(runnerList.Items), nil
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},
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ephemeralRunnerSetTestTimeout,
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ephemeralRunnerSetTestInterval).Should(BeEquivalentTo(0), "All EphemeralRunner should be deleted")
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// Check if the EphemeralRunnerSet is deleted
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Eventually(
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func() error {
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deleted := new(actionsv1alpha1.EphemeralRunnerSet)
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err = k8sClient.Get(ctx, client.ObjectKey{Name: ephemeralRunnerSet.Name, Namespace: ephemeralRunnerSet.Namespace}, deleted)
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if err != nil {
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if kerrors.IsNotFound(err) {
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return nil
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}
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return err
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}
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return fmt.Errorf("EphemeralRunnerSet is not deleted")
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},
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ephemeralRunnerSetTestTimeout,
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ephemeralRunnerSetTestInterval).Should(Succeed(), "EphemeralRunnerSet should be deleted")
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})
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})
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Context("When a new EphemeralRunnerSet scale up and down", func() {
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It("It should delete finished EphemeralRunner and create new EphemeralRunner", func() {
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created := new(actionsv1alpha1.EphemeralRunnerSet)
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err := k8sClient.Get(ctx, client.ObjectKey{Name: ephemeralRunnerSet.Name, Namespace: ephemeralRunnerSet.Namespace}, created)
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Expect(err).NotTo(HaveOccurred(), "failed to get EphemeralRunnerSet")
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// Scale up the EphemeralRunnerSet
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updated := created.DeepCopy()
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updated.Spec.Replicas = 5
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err = k8sClient.Update(ctx, updated)
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Expect(err).NotTo(HaveOccurred(), "failed to update EphemeralRunnerSet")
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// Wait for the EphemeralRunnerSet to be scaled up
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runnerList := new(actionsv1alpha1.EphemeralRunnerList)
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Eventually(
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func() (int, error) {
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err := k8sClient.List(ctx, runnerList, client.InNamespace(ephemeralRunnerSet.Namespace))
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if err != nil {
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return -1, err
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}
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// Set status to simulate a configured EphemeralRunner
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refetch := false
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for i, runner := range runnerList.Items {
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if runner.Status.RunnerId == 0 {
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updatedRunner := runner.DeepCopy()
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updatedRunner.Status.Phase = corev1.PodRunning
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updatedRunner.Status.RunnerId = i + 100
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err = k8sClient.Status().Patch(ctx, updatedRunner, client.MergeFrom(&runner))
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Expect(err).NotTo(HaveOccurred(), "failed to update EphemeralRunner")
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refetch = true
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}
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}
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if refetch {
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err := k8sClient.List(ctx, runnerList, client.InNamespace(ephemeralRunnerSet.Namespace))
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if err != nil {
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return -1, err
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}
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}
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return len(runnerList.Items), nil
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},
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ephemeralRunnerSetTestTimeout,
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ephemeralRunnerSetTestInterval).Should(BeEquivalentTo(5), "5 EphemeralRunner should be created")
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// Mark one of the EphemeralRunner as finished
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finishedRunner := runnerList.Items[4].DeepCopy()
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finishedRunner.Status.Phase = corev1.PodSucceeded
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err = k8sClient.Status().Patch(ctx, finishedRunner, client.MergeFrom(&runnerList.Items[4]))
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Expect(err).NotTo(HaveOccurred(), "failed to update EphemeralRunner")
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// Wait for the finished EphemeralRunner to be deleted
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Eventually(
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func() error {
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runnerList := new(actionsv1alpha1.EphemeralRunnerList)
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err := k8sClient.List(ctx, runnerList, client.InNamespace(ephemeralRunnerSet.Namespace))
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if err != nil {
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return err
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}
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for _, runner := range runnerList.Items {
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if runner.Name == finishedRunner.Name {
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return fmt.Errorf("EphemeralRunner is not deleted")
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}
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}
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return nil
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},
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ephemeralRunnerSetTestTimeout,
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ephemeralRunnerSetTestInterval).Should(Succeed(), "Finished EphemeralRunner should be deleted")
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// We should still have the EphemeralRunnerSet scale up
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runnerList = new(actionsv1alpha1.EphemeralRunnerList)
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Eventually(
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func() (int, error) {
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err := k8sClient.List(ctx, runnerList, client.InNamespace(ephemeralRunnerSet.Namespace))
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if err != nil {
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return -1, err
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}
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// Set status to simulate a configured EphemeralRunner
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refetch := false
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for i, runner := range runnerList.Items {
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if runner.Status.RunnerId == 0 {
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updatedRunner := runner.DeepCopy()
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updatedRunner.Status.Phase = corev1.PodRunning
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updatedRunner.Status.RunnerId = i + 100
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err = k8sClient.Status().Patch(ctx, updatedRunner, client.MergeFrom(&runner))
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Expect(err).NotTo(HaveOccurred(), "failed to update EphemeralRunner")
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refetch = true
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}
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}
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if refetch {
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err := k8sClient.List(ctx, runnerList, client.InNamespace(ephemeralRunnerSet.Namespace))
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if err != nil {
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return -1, err
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}
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}
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return len(runnerList.Items), nil
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},
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ephemeralRunnerSetTestTimeout,
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ephemeralRunnerSetTestInterval).Should(BeEquivalentTo(5), "5 EphemeralRunner should be created")
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// Scale down the EphemeralRunnerSet
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updated = created.DeepCopy()
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updated.Spec.Replicas = 3
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err = k8sClient.Patch(ctx, updated, client.MergeFrom(created))
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Expect(err).NotTo(HaveOccurred(), "failed to update EphemeralRunnerSet")
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// Wait for the EphemeralRunnerSet to be scaled down
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runnerList = new(actionsv1alpha1.EphemeralRunnerList)
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Eventually(
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func() (int, error) {
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err := k8sClient.List(ctx, runnerList, client.InNamespace(ephemeralRunnerSet.Namespace))
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if err != nil {
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return -1, err
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}
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// Set status to simulate a configured EphemeralRunner
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refetch := false
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for i, runner := range runnerList.Items {
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if runner.Status.RunnerId == 0 {
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updatedRunner := runner.DeepCopy()
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updatedRunner.Status.Phase = corev1.PodRunning
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updatedRunner.Status.RunnerId = i + 100
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err = k8sClient.Status().Patch(ctx, updatedRunner, client.MergeFrom(&runner))
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Expect(err).NotTo(HaveOccurred(), "failed to update EphemeralRunner")
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refetch = true
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}
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}
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if refetch {
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err := k8sClient.List(ctx, runnerList, client.InNamespace(ephemeralRunnerSet.Namespace))
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if err != nil {
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return -1, err
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}
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}
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return len(runnerList.Items), nil
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},
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ephemeralRunnerSetTestTimeout,
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ephemeralRunnerSetTestInterval).Should(BeEquivalentTo(3), "3 EphemeralRunner should be created")
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// We will not scale down runner that is running jobs
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runningRunner := runnerList.Items[0].DeepCopy()
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runningRunner.Status.JobRequestId = 1000
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err = k8sClient.Status().Patch(ctx, runningRunner, client.MergeFrom(&runnerList.Items[0]))
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Expect(err).NotTo(HaveOccurred(), "failed to update EphemeralRunner")
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runningRunner = runnerList.Items[1].DeepCopy()
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runningRunner.Status.JobRequestId = 1001
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err = k8sClient.Status().Patch(ctx, runningRunner, client.MergeFrom(&runnerList.Items[0]))
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Expect(err).NotTo(HaveOccurred(), "failed to update EphemeralRunner")
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// Scale down to 1
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updated = created.DeepCopy()
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updated.Spec.Replicas = 1
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err = k8sClient.Patch(ctx, updated, client.MergeFrom(created))
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Expect(err).NotTo(HaveOccurred(), "failed to update EphemeralRunnerSet")
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// Wait for the EphemeralRunnerSet to be scaled down to 2 since we still have 2 runner running jobs
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runnerList = new(actionsv1alpha1.EphemeralRunnerList)
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Eventually(
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func() (int, error) {
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err := k8sClient.List(ctx, runnerList, client.InNamespace(ephemeralRunnerSet.Namespace))
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if err != nil {
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return -1, err
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}
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// Set status to simulate a configured EphemeralRunner
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refetch := false
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for i, runner := range runnerList.Items {
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if runner.Status.RunnerId == 0 {
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updatedRunner := runner.DeepCopy()
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updatedRunner.Status.Phase = corev1.PodRunning
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updatedRunner.Status.RunnerId = i + 100
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err = k8sClient.Status().Patch(ctx, updatedRunner, client.MergeFrom(&runner))
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Expect(err).NotTo(HaveOccurred(), "failed to update EphemeralRunner")
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refetch = true
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}
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}
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if refetch {
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err := k8sClient.List(ctx, runnerList, client.InNamespace(ephemeralRunnerSet.Namespace))
|
|
if err != nil {
|
|
return -1, err
|
|
}
|
|
}
|
|
|
|
return len(runnerList.Items), nil
|
|
},
|
|
ephemeralRunnerSetTestTimeout,
|
|
ephemeralRunnerSetTestInterval).Should(BeEquivalentTo(2), "2 EphemeralRunner should be created")
|
|
|
|
// We will not scale down failed runner
|
|
failedRunner := runnerList.Items[0].DeepCopy()
|
|
failedRunner.Status.Phase = corev1.PodFailed
|
|
err = k8sClient.Status().Patch(ctx, failedRunner, client.MergeFrom(&runnerList.Items[0]))
|
|
Expect(err).NotTo(HaveOccurred(), "failed to update EphemeralRunner")
|
|
|
|
// Scale down to 0
|
|
updated = created.DeepCopy()
|
|
updated.Spec.Replicas = 0
|
|
err = k8sClient.Patch(ctx, updated, client.MergeFrom(created))
|
|
Expect(err).NotTo(HaveOccurred(), "failed to update EphemeralRunnerSet")
|
|
|
|
// We should not scale down the EphemeralRunnerSet since we still have 1 runner running job and 1 failed runner
|
|
runnerList = new(actionsv1alpha1.EphemeralRunnerList)
|
|
Consistently(
|
|
func() (int, error) {
|
|
err := k8sClient.List(ctx, runnerList, client.InNamespace(ephemeralRunnerSet.Namespace))
|
|
if err != nil {
|
|
return -1, err
|
|
}
|
|
|
|
// Set status to simulate a configured EphemeralRunner
|
|
refetch := false
|
|
for i, runner := range runnerList.Items {
|
|
if runner.Status.RunnerId == 0 {
|
|
updatedRunner := runner.DeepCopy()
|
|
updatedRunner.Status.Phase = corev1.PodRunning
|
|
updatedRunner.Status.RunnerId = i + 100
|
|
err = k8sClient.Status().Patch(ctx, updatedRunner, client.MergeFrom(&runner))
|
|
Expect(err).NotTo(HaveOccurred(), "failed to update EphemeralRunner")
|
|
refetch = true
|
|
}
|
|
}
|
|
|
|
if refetch {
|
|
err := k8sClient.List(ctx, runnerList, client.InNamespace(ephemeralRunnerSet.Namespace))
|
|
if err != nil {
|
|
return -1, err
|
|
}
|
|
}
|
|
|
|
return len(runnerList.Items), nil
|
|
},
|
|
ephemeralRunnerSetTestTimeout,
|
|
ephemeralRunnerSetTestInterval).Should(BeEquivalentTo(2), "2 EphemeralRunner should be created")
|
|
|
|
// We will scale down to 0 when the running job is completed and the failed runner is deleted
|
|
runningRunner = runnerList.Items[1].DeepCopy()
|
|
runningRunner.Status.Phase = corev1.PodSucceeded
|
|
err = k8sClient.Status().Patch(ctx, runningRunner, client.MergeFrom(&runnerList.Items[1]))
|
|
Expect(err).NotTo(HaveOccurred(), "failed to update EphemeralRunner")
|
|
|
|
err = k8sClient.Delete(ctx, &runnerList.Items[0])
|
|
Expect(err).NotTo(HaveOccurred(), "failed to delete EphemeralRunner")
|
|
|
|
// Wait for the EphemeralRunnerSet to be scaled down to 0
|
|
runnerList = new(actionsv1alpha1.EphemeralRunnerList)
|
|
Eventually(
|
|
func() (int, error) {
|
|
err := k8sClient.List(ctx, runnerList, client.InNamespace(ephemeralRunnerSet.Namespace))
|
|
if err != nil {
|
|
return -1, err
|
|
}
|
|
|
|
// Set status to simulate a configured EphemeralRunner
|
|
refetch := false
|
|
for i, runner := range runnerList.Items {
|
|
if runner.Status.RunnerId == 0 {
|
|
updatedRunner := runner.DeepCopy()
|
|
updatedRunner.Status.Phase = corev1.PodRunning
|
|
updatedRunner.Status.RunnerId = i + 100
|
|
err = k8sClient.Status().Patch(ctx, updatedRunner, client.MergeFrom(&runner))
|
|
Expect(err).NotTo(HaveOccurred(), "failed to update EphemeralRunner")
|
|
refetch = true
|
|
}
|
|
}
|
|
|
|
if refetch {
|
|
err := k8sClient.List(ctx, runnerList, client.InNamespace(ephemeralRunnerSet.Namespace))
|
|
if err != nil {
|
|
return -1, err
|
|
}
|
|
}
|
|
|
|
return len(runnerList.Items), nil
|
|
},
|
|
ephemeralRunnerSetTestTimeout,
|
|
ephemeralRunnerSetTestInterval).Should(BeEquivalentTo(0), "0 EphemeralRunner should be created")
|
|
})
|
|
})
|
|
})
|