Changes to folder structure to allow multigroups and changed go mod name (#2105)

* Changed folder structure to allow multi group registration

* included actions.github.com directory for resources and controllers

* updated go module to actions/actions-runner-controller

* publish arc packages under actions-runner-controller

* Update charts/actions-runner-controller/docs/UPGRADING.md

Co-authored-by: Yusuke Kuoka <ykuoka@gmail.com>

controllers/actions.summerwind.net/runnerreplicaset_controller_test.go

@@ -0,0 +1,270 @@
+package controllers
+
+import (
+	"context"
+	"math/rand"
+	"net/http/httptest"
+	"time"
+
+	corev1 "k8s.io/api/core/v1"
+	"k8s.io/client-go/kubernetes/scheme"
+	ctrl "sigs.k8s.io/controller-runtime"
+	logf "sigs.k8s.io/controller-runtime/pkg/log"
+
+	. "github.com/onsi/ginkgo"
+	. "github.com/onsi/gomega"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"sigs.k8s.io/controller-runtime/pkg/client"
+
+	actionsv1alpha1 "github.com/actions/actions-runner-controller/apis/actions.summerwind.net/v1alpha1"
+	"github.com/actions/actions-runner-controller/github/fake"
+)
+
+var (
+	runnersList *fake.RunnersList
+	server      *httptest.Server
+)
+
+// SetupTest will set up a testing environment.
+// This includes:
+// * creating a Namespace to be used during the test
+// * starting the 'RunnerReconciler'
+// * stopping the 'RunnerReplicaSetReconciler" after the test ends
+// Call this function at the start of each of your tests.
+func SetupTest(ctx2 context.Context) *corev1.Namespace {
+	var ctx context.Context
+	var cancel func()
+	ns := &corev1.Namespace{}
+
+	BeforeEach(func() {
+		ctx, cancel = context.WithCancel(ctx2)
+		*ns = corev1.Namespace{
+			ObjectMeta: metav1.ObjectMeta{Name: "testns-" + randStringRunes(5)},
+		}
+
+		err := k8sClient.Create(ctx, ns)
+		Expect(err).NotTo(HaveOccurred(), "failed to create test namespace")
+
+		mgr, err := ctrl.NewManager(cfg, ctrl.Options{
+			Namespace: ns.Name,
+		})
+		Expect(err).NotTo(HaveOccurred(), "failed to create manager")
+
+		runnersList = fake.NewRunnersList()
+		server = runnersList.GetServer()
+
+		controller := &RunnerReplicaSetReconciler{
+			Client:   mgr.GetClient(),
+			Scheme:   scheme.Scheme,
+			Log:      logf.Log,
+			Recorder: mgr.GetEventRecorderFor("runnerreplicaset-controller"),
+			Name:     "runnerreplicaset-" + ns.Name,
+		}
+		err = controller.SetupWithManager(mgr)
+		Expect(err).NotTo(HaveOccurred(), "failed to setup controller")
+
+		go func() {
+			defer GinkgoRecover()
+
+			err := mgr.Start(ctx)
+			Expect(err).NotTo(HaveOccurred(), "failed to start manager")
+		}()
+	})
+
+	AfterEach(func() {
+		defer cancel()
+
+		server.Close()
+		err := k8sClient.Delete(ctx, ns)
+		Expect(err).NotTo(HaveOccurred(), "failed to delete test namespace")
+	})
+
+	return ns
+}
+
+var letterRunes = []rune("abcdefghijklmnopqrstuvwxyz1234567890")
+
+func randStringRunes(n int) string {
+	b := make([]rune, n)
+	for i := range b {
+		b[i] = letterRunes[rand.Intn(len(letterRunes))]
+	}
+	return string(b)
+}
+
+func intPtr(v int) *int {
+	return &v
+}
+
+var _ = Context("Inside of a new namespace", func() {
+	ctx := context.TODO()
+	ns := SetupTest(ctx)
+	name := "example-runnerreplicaset"
+
+	getRunnerCount := func() int {
+		runners := actionsv1alpha1.RunnerList{Items: []actionsv1alpha1.Runner{}}
+
+		selector, err := metav1.LabelSelectorAsSelector(
+			&metav1.LabelSelector{
+				MatchLabels: map[string]string{
+					"foo": "bar",
+				},
+			},
+		)
+		if err != nil {
+			logf.Log.Error(err, "failed to create labelselector")
+			return -1
+		}
+
+		err = k8sClient.List(
+			ctx,
+			&runners,
+			client.InNamespace(ns.Name),
+			client.MatchingLabelsSelector{Selector: selector},
+		)
+		if err != nil {
+			logf.Log.Error(err, "list runners")
+		}
+
+		runnersList.Sync(runners.Items)
+
+		return len(runners.Items)
+	}
+
+	Describe("RunnerReplicaSet", func() {
+		It("should create a new Runner resource from the specified template", func() {
+			{
+				rs := &actionsv1alpha1.RunnerReplicaSet{
+					ObjectMeta: metav1.ObjectMeta{
+						Name:      name,
+						Namespace: ns.Name,
+					},
+					Spec: actionsv1alpha1.RunnerReplicaSetSpec{
+						Replicas: intPtr(1),
+						Selector: &metav1.LabelSelector{
+							MatchLabels: map[string]string{
+								"foo": "bar",
+							},
+						},
+						Template: actionsv1alpha1.RunnerTemplate{
+							ObjectMeta: metav1.ObjectMeta{
+								Labels: map[string]string{
+									"foo": "bar",
+								},
+							},
+							Spec: actionsv1alpha1.RunnerSpec{
+								RunnerConfig: actionsv1alpha1.RunnerConfig{
+									Repository: "test/valid",
+									Image:      "bar",
+								},
+								RunnerPodSpec: actionsv1alpha1.RunnerPodSpec{
+									Env: []corev1.EnvVar{
+										{Name: "FOO", Value: "FOOVALUE"},
+									},
+								},
+							},
+						},
+					},
+				}
+
+				err := k8sClient.Create(ctx, rs)
+
+				Expect(err).NotTo(HaveOccurred(), "failed to create test RunnerReplicaSet resource")
+
+				Eventually(
+					getRunnerCount,
+					time.Second*5, time.Second).Should(BeEquivalentTo(1))
+			}
+		})
+
+		It("should create 2 runners when specified 2 replicas", func() {
+			{
+				rs := &actionsv1alpha1.RunnerReplicaSet{
+					ObjectMeta: metav1.ObjectMeta{
+						Name:      name,
+						Namespace: ns.Name,
+					},
+					Spec: actionsv1alpha1.RunnerReplicaSetSpec{
+						Replicas: intPtr(2),
+						Selector: &metav1.LabelSelector{
+							MatchLabels: map[string]string{
+								"foo": "bar",
+							},
+						},
+						Template: actionsv1alpha1.RunnerTemplate{
+							ObjectMeta: metav1.ObjectMeta{
+								Labels: map[string]string{
+									"foo": "bar",
+								},
+							},
+							Spec: actionsv1alpha1.RunnerSpec{
+								RunnerConfig: actionsv1alpha1.RunnerConfig{
+									Repository: "test/valid",
+									Image:      "bar",
+								},
+								RunnerPodSpec: actionsv1alpha1.RunnerPodSpec{
+									Env: []corev1.EnvVar{
+										{Name: "FOO", Value: "FOOVALUE"},
+									},
+								},
+							},
+						},
+					},
+				}
+
+				err := k8sClient.Create(ctx, rs)
+
+				Expect(err).NotTo(HaveOccurred(), "failed to create test RunnerReplicaSet resource")
+
+				Eventually(
+					getRunnerCount,
+					time.Second*5, time.Second).Should(BeEquivalentTo(2))
+			}
+		})
+
+		It("should not create any runners when specified 0 replicas", func() {
+			{
+				rs := &actionsv1alpha1.RunnerReplicaSet{
+					ObjectMeta: metav1.ObjectMeta{
+						Name:      name,
+						Namespace: ns.Name,
+					},
+					Spec: actionsv1alpha1.RunnerReplicaSetSpec{
+						Replicas: intPtr(0),
+						Selector: &metav1.LabelSelector{
+							MatchLabels: map[string]string{
+								"foo": "bar",
+							},
+						},
+						Template: actionsv1alpha1.RunnerTemplate{
+							ObjectMeta: metav1.ObjectMeta{
+								Labels: map[string]string{
+									"foo": "bar",
+								},
+							},
+							Spec: actionsv1alpha1.RunnerSpec{
+								RunnerConfig: actionsv1alpha1.RunnerConfig{
+									Repository: "test/valid",
+									Image:      "bar",
+								},
+								RunnerPodSpec: actionsv1alpha1.RunnerPodSpec{
+									Env: []corev1.EnvVar{
+										{Name: "FOO", Value: "FOOVALUE"},
+									},
+								},
+							},
+						},
+					},
+				}
+
+				err := k8sClient.Create(ctx, rs)
+
+				Expect(err).NotTo(HaveOccurred(), "failed to create test RunnerReplicaSet resource")
+
+				Consistently(
+					getRunnerCount,
+					time.Second*5, time.Second).Should(BeEquivalentTo(0))
+			}
+		})
+	})
+})