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Reordering methods and constants so it is easier to look it up (actio…
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nikola-jokic committed Apr 12, 2023
1 parent 76fe43e commit ba1ac09
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Showing 8 changed files with 232 additions and 227 deletions.
119 changes: 59 additions & 60 deletions controllers/actions.github.com/autoscalinglistener_controller.go
Original file line number Diff line number Diff line change
Expand Up @@ -41,7 +41,6 @@ import (

const (
autoscalingListenerContainerName = "autoscaler"
autoscalingListenerOwnerKey = ".metadata.controller"
autoscalingListenerFinalizerName = "autoscalinglistener.actions.github.com/finalizer"
)

Expand Down Expand Up @@ -246,65 +245,6 @@ func (r *AutoscalingListenerReconciler) Reconcile(ctx context.Context, req ctrl.
return ctrl.Result{}, nil
}

// SetupWithManager sets up the controller with the Manager.
func (r *AutoscalingListenerReconciler) SetupWithManager(mgr ctrl.Manager) error {
groupVersionIndexer := func(rawObj client.Object) []string {
groupVersion := v1alpha1.GroupVersion.String()
owner := metav1.GetControllerOf(rawObj)
if owner == nil {
return nil
}

// ...make sure it is owned by this controller
if owner.APIVersion != groupVersion || owner.Kind != "AutoscalingListener" {
return nil
}

// ...and if so, return it
return []string{owner.Name}
}

if err := mgr.GetFieldIndexer().IndexField(context.Background(), &corev1.Pod{}, autoscalingListenerOwnerKey, groupVersionIndexer); err != nil {
return err
}

if err := mgr.GetFieldIndexer().IndexField(context.Background(), &corev1.ServiceAccount{}, autoscalingListenerOwnerKey, groupVersionIndexer); err != nil {
return err
}

labelBasedWatchFunc := func(obj client.Object) []reconcile.Request {
var requests []reconcile.Request
labels := obj.GetLabels()
namespace, ok := labels["auto-scaling-listener-namespace"]
if !ok {
return nil
}

name, ok := labels["auto-scaling-listener-name"]
if !ok {
return nil
}
requests = append(requests,
reconcile.Request{
NamespacedName: types.NamespacedName{
Name: name,
Namespace: namespace,
},
},
)
return requests
}

return ctrl.NewControllerManagedBy(mgr).
For(&v1alpha1.AutoscalingListener{}).
Owns(&corev1.Pod{}).
Owns(&corev1.ServiceAccount{}).
Watches(&source.Kind{Type: &rbacv1.Role{}}, handler.EnqueueRequestsFromMapFunc(labelBasedWatchFunc)).
Watches(&source.Kind{Type: &rbacv1.RoleBinding{}}, handler.EnqueueRequestsFromMapFunc(labelBasedWatchFunc)).
WithEventFilter(predicate.ResourceVersionChangedPredicate{}).
Complete(r)
}

func (r *AutoscalingListenerReconciler) cleanupResources(ctx context.Context, autoscalingListener *v1alpha1.AutoscalingListener, logger logr.Logger) (done bool, err error) {
logger.Info("Cleaning up the listener pod")
listenerPod := new(corev1.Pod)
Expand Down Expand Up @@ -615,3 +555,62 @@ func (r *AutoscalingListenerReconciler) createRoleBindingForListener(ctx context
"serviceAccount", serviceAccount.Name)
return ctrl.Result{Requeue: true}, nil
}

// SetupWithManager sets up the controller with the Manager.
func (r *AutoscalingListenerReconciler) SetupWithManager(mgr ctrl.Manager) error {
groupVersionIndexer := func(rawObj client.Object) []string {
groupVersion := v1alpha1.GroupVersion.String()
owner := metav1.GetControllerOf(rawObj)
if owner == nil {
return nil
}

// ...make sure it is owned by this controller
if owner.APIVersion != groupVersion || owner.Kind != "AutoscalingListener" {
return nil
}

// ...and if so, return it
return []string{owner.Name}
}

if err := mgr.GetFieldIndexer().IndexField(context.Background(), &corev1.Pod{}, resourceOwnerKey, groupVersionIndexer); err != nil {
return err
}

if err := mgr.GetFieldIndexer().IndexField(context.Background(), &corev1.ServiceAccount{}, resourceOwnerKey, groupVersionIndexer); err != nil {
return err
}

labelBasedWatchFunc := func(obj client.Object) []reconcile.Request {
var requests []reconcile.Request
labels := obj.GetLabels()
namespace, ok := labels["auto-scaling-listener-namespace"]
if !ok {
return nil
}

name, ok := labels["auto-scaling-listener-name"]
if !ok {
return nil
}
requests = append(requests,
reconcile.Request{
NamespacedName: types.NamespacedName{
Name: name,
Namespace: namespace,
},
},
)
return requests
}

return ctrl.NewControllerManagedBy(mgr).
For(&v1alpha1.AutoscalingListener{}).
Owns(&corev1.Pod{}).
Owns(&corev1.ServiceAccount{}).
Watches(&source.Kind{Type: &rbacv1.Role{}}, handler.EnqueueRequestsFromMapFunc(labelBasedWatchFunc)).
Watches(&source.Kind{Type: &rbacv1.RoleBinding{}}, handler.EnqueueRequestsFromMapFunc(labelBasedWatchFunc)).
WithEventFilter(predicate.ResourceVersionChangedPredicate{}).
Complete(r)
}
Original file line number Diff line number Diff line change
Expand Up @@ -213,7 +213,7 @@ var _ = Describe("Test AutoScalingListener controller", func() {
Eventually(
func() error {
podList := new(corev1.PodList)
err := k8sClient.List(ctx, podList, client.InNamespace(autoscalingListener.Namespace), client.MatchingFields{autoscalingRunnerSetOwnerKey: autoscalingListener.Name})
err := k8sClient.List(ctx, podList, client.InNamespace(autoscalingListener.Namespace), client.MatchingFields{resourceOwnerKey: autoscalingListener.Name})
if err != nil {
return err
}
Expand All @@ -231,7 +231,7 @@ var _ = Describe("Test AutoScalingListener controller", func() {
Eventually(
func() error {
serviceAccountList := new(corev1.ServiceAccountList)
err := k8sClient.List(ctx, serviceAccountList, client.InNamespace(autoscalingListener.Namespace), client.MatchingFields{autoscalingRunnerSetOwnerKey: autoscalingListener.Name})
err := k8sClient.List(ctx, serviceAccountList, client.InNamespace(autoscalingListener.Namespace), client.MatchingFields{resourceOwnerKey: autoscalingListener.Name})
if err != nil {
return err
}
Expand Down
49 changes: 23 additions & 26 deletions controllers/actions.github.com/autoscalingrunnerset_controller.go
Original file line number Diff line number Diff line change
Expand Up @@ -42,13 +42,10 @@ import (
)

const (
// TODO: Replace with shared image.
autoscalingRunnerSetOwnerKey = ".metadata.controller"
LabelKeyRunnerSpecHash = "runner-spec-hash"
autoscalingRunnerSetFinalizerName = "autoscalingrunnerset.actions.github.com/finalizer"
runnerScaleSetIdAnnotationKey = "runner-scale-set-id"
runnerScaleSetNameAnnotationKey = "runner-scale-set-name"
autoscalingRunnerSetCleanupFinalizerName = "actions.github.com/cleanup-protection"
labelKeyRunnerSpecHash = "runner-spec-hash"
autoscalingRunnerSetFinalizerName = "autoscalingrunnerset.actions.github.com/finalizer"
runnerScaleSetIdAnnotationKey = "runner-scale-set-id"
runnerScaleSetNameAnnotationKey = "runner-scale-set-name"
)

// AutoscalingRunnerSetReconciler reconciles a AutoscalingRunnerSet object
Expand Down Expand Up @@ -201,10 +198,10 @@ func (r *AutoscalingRunnerSetReconciler) Reconcile(ctx context.Context, req ctrl

desiredSpecHash := autoscalingRunnerSet.RunnerSetSpecHash()
for _, runnerSet := range existingRunnerSets.all() {
log.Info("Find existing ephemeral runner set", "name", runnerSet.Name, "specHash", runnerSet.Labels[LabelKeyRunnerSpecHash])
log.Info("Find existing ephemeral runner set", "name", runnerSet.Name, "specHash", runnerSet.Labels[labelKeyRunnerSpecHash])
}

if desiredSpecHash != latestRunnerSet.Labels[LabelKeyRunnerSpecHash] {
if desiredSpecHash != latestRunnerSet.Labels[labelKeyRunnerSpecHash] {
log.Info("Latest runner set spec hash does not match the current autoscaling runner set. Creating a new runner set")
return r.createEphemeralRunnerSet(ctx, autoscalingRunnerSet, log)
}
Expand Down Expand Up @@ -232,7 +229,7 @@ func (r *AutoscalingRunnerSetReconciler) Reconcile(ctx context.Context, req ctrl
}

// Our listener pod is out of date, so we need to delete it to get a new recreate.
if listener.Labels[LabelKeyRunnerSpecHash] != autoscalingRunnerSet.ListenerSpecHash() {
if listener.Labels[labelKeyRunnerSpecHash] != autoscalingRunnerSet.ListenerSpecHash() {
log.Info("RunnerScaleSetListener is out of date. Deleting it so that it is recreated", "name", listener.Name)
if err := r.Delete(ctx, listener); err != nil {
if kerrors.IsNotFound(err) {
Expand Down Expand Up @@ -601,7 +598,7 @@ func (r *AutoscalingRunnerSetReconciler) createAutoScalingListenerForRunnerSet(c

func (r *AutoscalingRunnerSetReconciler) listEphemeralRunnerSets(ctx context.Context, autoscalingRunnerSet *v1alpha1.AutoscalingRunnerSet) (*EphemeralRunnerSets, error) {
list := new(v1alpha1.EphemeralRunnerSetList)
if err := r.List(ctx, list, client.InNamespace(autoscalingRunnerSet.Namespace), client.MatchingFields{autoscalingRunnerSetOwnerKey: autoscalingRunnerSet.Name}); err != nil {
if err := r.List(ctx, list, client.InNamespace(autoscalingRunnerSet.Namespace), client.MatchingFields{resourceOwnerKey: autoscalingRunnerSet.Name}); err != nil {
return nil, fmt.Errorf("failed to list ephemeral runner sets: %v", err)
}

Expand Down Expand Up @@ -694,7 +691,7 @@ func (r *AutoscalingRunnerSetReconciler) SetupWithManager(mgr ctrl.Manager) erro
return []string{owner.Name}
}

if err := mgr.GetFieldIndexer().IndexField(context.Background(), &v1alpha1.EphemeralRunnerSet{}, autoscalingRunnerSetOwnerKey, groupVersionIndexer); err != nil {
if err := mgr.GetFieldIndexer().IndexField(context.Background(), &v1alpha1.EphemeralRunnerSet{}, resourceOwnerKey, groupVersionIndexer); err != nil {
return err
}

Expand Down Expand Up @@ -754,12 +751,12 @@ func (c *autoscalingRunnerSetFinalizerDependencyCleaner) removeKubernetesModeRol
err := c.client.Get(ctx, types.NamespacedName{Name: roleBindingName, Namespace: c.autoscalingRunnerSet.Namespace}, roleBinding)
switch {
case err == nil:
if !controllerutil.ContainsFinalizer(roleBinding, autoscalingRunnerSetCleanupFinalizerName) {
if !controllerutil.ContainsFinalizer(roleBinding, AutoscalingRunnerSetCleanupFinalizerName) {
c.logger.Info("Kubernetes mode role binding finalizer has already been removed", "name", roleBindingName)
return
}
err = patch(ctx, c.client, roleBinding, func(obj *rbacv1.RoleBinding) {
controllerutil.RemoveFinalizer(obj, autoscalingRunnerSetCleanupFinalizerName)
controllerutil.RemoveFinalizer(obj, AutoscalingRunnerSetCleanupFinalizerName)
})
if err != nil {
c.err = fmt.Errorf("failed to patch kubernetes mode role binding without finalizer: %w", err)
Expand Down Expand Up @@ -797,12 +794,12 @@ func (c *autoscalingRunnerSetFinalizerDependencyCleaner) removeKubernetesModeRol
err := c.client.Get(ctx, types.NamespacedName{Name: roleName, Namespace: c.autoscalingRunnerSet.Namespace}, role)
switch {
case err == nil:
if !controllerutil.ContainsFinalizer(role, autoscalingRunnerSetCleanupFinalizerName) {
if !controllerutil.ContainsFinalizer(role, AutoscalingRunnerSetCleanupFinalizerName) {
c.logger.Info("Kubernetes mode role finalizer has already been removed", "name", roleName)
return
}
err = patch(ctx, c.client, role, func(obj *rbacv1.Role) {
controllerutil.RemoveFinalizer(obj, autoscalingRunnerSetCleanupFinalizerName)
controllerutil.RemoveFinalizer(obj, AutoscalingRunnerSetCleanupFinalizerName)
})
if err != nil {
c.err = fmt.Errorf("failed to patch kubernetes mode role without finalizer: %w", err)
Expand Down Expand Up @@ -841,12 +838,12 @@ func (c *autoscalingRunnerSetFinalizerDependencyCleaner) removeKubernetesModeSer
err := c.client.Get(ctx, types.NamespacedName{Name: serviceAccountName, Namespace: c.autoscalingRunnerSet.Namespace}, serviceAccount)
switch {
case err == nil:
if !controllerutil.ContainsFinalizer(serviceAccount, autoscalingRunnerSetCleanupFinalizerName) {
if !controllerutil.ContainsFinalizer(serviceAccount, AutoscalingRunnerSetCleanupFinalizerName) {
c.logger.Info("Kubernetes mode service account finalizer has already been removed", "name", serviceAccountName)
return
}
err = patch(ctx, c.client, serviceAccount, func(obj *corev1.ServiceAccount) {
controllerutil.RemoveFinalizer(obj, autoscalingRunnerSetCleanupFinalizerName)
controllerutil.RemoveFinalizer(obj, AutoscalingRunnerSetCleanupFinalizerName)
})
if err != nil {
c.err = fmt.Errorf("failed to patch kubernetes mode service account without finalizer: %w", err)
Expand Down Expand Up @@ -885,12 +882,12 @@ func (c *autoscalingRunnerSetFinalizerDependencyCleaner) removeNoPermissionServi
err := c.client.Get(ctx, types.NamespacedName{Name: serviceAccountName, Namespace: c.autoscalingRunnerSet.Namespace}, serviceAccount)
switch {
case err == nil:
if !controllerutil.ContainsFinalizer(serviceAccount, autoscalingRunnerSetCleanupFinalizerName) {
if !controllerutil.ContainsFinalizer(serviceAccount, AutoscalingRunnerSetCleanupFinalizerName) {
c.logger.Info("No permission service account finalizer has already been removed", "name", serviceAccountName)
return
}
err = patch(ctx, c.client, serviceAccount, func(obj *corev1.ServiceAccount) {
controllerutil.RemoveFinalizer(obj, autoscalingRunnerSetCleanupFinalizerName)
controllerutil.RemoveFinalizer(obj, AutoscalingRunnerSetCleanupFinalizerName)
})
if err != nil {
c.err = fmt.Errorf("failed to patch service account without finalizer: %w", err)
Expand Down Expand Up @@ -929,12 +926,12 @@ func (c *autoscalingRunnerSetFinalizerDependencyCleaner) removeGitHubSecretFinal
err := c.client.Get(ctx, types.NamespacedName{Name: githubSecretName, Namespace: c.autoscalingRunnerSet.Namespace}, githubSecret)
switch {
case err == nil:
if !controllerutil.ContainsFinalizer(githubSecret, autoscalingRunnerSetCleanupFinalizerName) {
if !controllerutil.ContainsFinalizer(githubSecret, AutoscalingRunnerSetCleanupFinalizerName) {
c.logger.Info("GitHub secret finalizer has already been removed", "name", githubSecretName)
return
}
err = patch(ctx, c.client, githubSecret, func(obj *corev1.Secret) {
controllerutil.RemoveFinalizer(obj, autoscalingRunnerSetCleanupFinalizerName)
controllerutil.RemoveFinalizer(obj, AutoscalingRunnerSetCleanupFinalizerName)
})
if err != nil {
c.err = fmt.Errorf("failed to patch GitHub secret without finalizer: %w", err)
Expand Down Expand Up @@ -973,12 +970,12 @@ func (c *autoscalingRunnerSetFinalizerDependencyCleaner) removeManagerRoleBindin
err := c.client.Get(ctx, types.NamespacedName{Name: managerRoleBindingName, Namespace: c.autoscalingRunnerSet.Namespace}, roleBinding)
switch {
case err == nil:
if !controllerutil.ContainsFinalizer(roleBinding, autoscalingRunnerSetCleanupFinalizerName) {
if !controllerutil.ContainsFinalizer(roleBinding, AutoscalingRunnerSetCleanupFinalizerName) {
c.logger.Info("Manager role binding finalizer has already been removed", "name", managerRoleBindingName)
return
}
err = patch(ctx, c.client, roleBinding, func(obj *rbacv1.RoleBinding) {
controllerutil.RemoveFinalizer(obj, autoscalingRunnerSetCleanupFinalizerName)
controllerutil.RemoveFinalizer(obj, AutoscalingRunnerSetCleanupFinalizerName)
})
if err != nil {
c.err = fmt.Errorf("failed to patch manager role binding without finalizer: %w", err)
Expand Down Expand Up @@ -1017,12 +1014,12 @@ func (c *autoscalingRunnerSetFinalizerDependencyCleaner) removeManagerRoleFinali
err := c.client.Get(ctx, types.NamespacedName{Name: managerRoleName, Namespace: c.autoscalingRunnerSet.Namespace}, role)
switch {
case err == nil:
if !controllerutil.ContainsFinalizer(role, autoscalingRunnerSetCleanupFinalizerName) {
if !controllerutil.ContainsFinalizer(role, AutoscalingRunnerSetCleanupFinalizerName) {
c.logger.Info("Manager role finalizer has already been removed", "name", managerRoleName)
return
}
err = patch(ctx, c.client, role, func(obj *rbacv1.Role) {
controllerutil.RemoveFinalizer(obj, autoscalingRunnerSetCleanupFinalizerName)
controllerutil.RemoveFinalizer(obj, AutoscalingRunnerSetCleanupFinalizerName)
})
if err != nil {
c.err = fmt.Errorf("failed to patch manager role without finalizer: %w", err)
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -280,10 +280,10 @@ var _ = Describe("Test AutoScalingRunnerSet controller", func() {
return "", fmt.Errorf("We should have only 1 EphemeralRunnerSet, but got %v", len(runnerSetList.Items))
}

return runnerSetList.Items[0].Labels[LabelKeyRunnerSpecHash], nil
return runnerSetList.Items[0].Labels[labelKeyRunnerSpecHash], nil
},
autoscalingRunnerSetTestTimeout,
autoscalingRunnerSetTestInterval).ShouldNot(BeEquivalentTo(runnerSet.Labels[LabelKeyRunnerSpecHash]), "New EphemeralRunnerSet should be created")
autoscalingRunnerSetTestInterval).ShouldNot(BeEquivalentTo(runnerSet.Labels[labelKeyRunnerSpecHash]), "New EphemeralRunnerSet should be created")

// We should create a new listener
Eventually(
Expand Down Expand Up @@ -1160,7 +1160,7 @@ var _ = Describe("Test external permissions cleanup", func() {
ObjectMeta: metav1.ObjectMeta{
Name: autoscalingRunnerSet.Annotations[AnnotationKeyKubernetesModeRoleName],
Namespace: autoscalingRunnerSet.Namespace,
Finalizers: []string{autoscalingRunnerSetCleanupFinalizerName},
Finalizers: []string{AutoscalingRunnerSetCleanupFinalizerName},
},
}

Expand All @@ -1171,7 +1171,7 @@ var _ = Describe("Test external permissions cleanup", func() {
ObjectMeta: metav1.ObjectMeta{
Name: autoscalingRunnerSet.Annotations[AnnotationKeyKubernetesModeServiceAccountName],
Namespace: autoscalingRunnerSet.Namespace,
Finalizers: []string{autoscalingRunnerSetCleanupFinalizerName},
Finalizers: []string{AutoscalingRunnerSetCleanupFinalizerName},
},
}

Expand All @@ -1182,7 +1182,7 @@ var _ = Describe("Test external permissions cleanup", func() {
ObjectMeta: metav1.ObjectMeta{
Name: autoscalingRunnerSet.Annotations[AnnotationKeyKubernetesModeRoleBindingName],
Namespace: autoscalingRunnerSet.Namespace,
Finalizers: []string{autoscalingRunnerSetCleanupFinalizerName},
Finalizers: []string{AutoscalingRunnerSetCleanupFinalizerName},
},
Subjects: []rbacv1.Subject{
{
Expand Down Expand Up @@ -1317,7 +1317,7 @@ var _ = Describe("Test external permissions cleanup", func() {
ObjectMeta: metav1.ObjectMeta{
Name: autoscalingRunnerSet.Annotations[AnnotationKeyGitHubSecretName],
Namespace: autoscalingRunnerSet.Namespace,
Finalizers: []string{autoscalingRunnerSetCleanupFinalizerName},
Finalizers: []string{AutoscalingRunnerSetCleanupFinalizerName},
},
Data: map[string][]byte{
"github_token": []byte(defaultGitHubToken),
Expand All @@ -1333,7 +1333,7 @@ var _ = Describe("Test external permissions cleanup", func() {
ObjectMeta: metav1.ObjectMeta{
Name: autoscalingRunnerSet.Annotations[AnnotationKeyManagerRoleName],
Namespace: autoscalingRunnerSet.Namespace,
Finalizers: []string{autoscalingRunnerSetCleanupFinalizerName},
Finalizers: []string{AutoscalingRunnerSetCleanupFinalizerName},
},
}

Expand All @@ -1344,7 +1344,7 @@ var _ = Describe("Test external permissions cleanup", func() {
ObjectMeta: metav1.ObjectMeta{
Name: autoscalingRunnerSet.Annotations[AnnotationKeyManagerRoleBindingName],
Namespace: autoscalingRunnerSet.Namespace,
Finalizers: []string{autoscalingRunnerSetCleanupFinalizerName},
Finalizers: []string{AutoscalingRunnerSetCleanupFinalizerName},
},
RoleRef: rbacv1.RoleRef{
APIGroup: rbacv1.GroupName,
Expand All @@ -1360,7 +1360,7 @@ var _ = Describe("Test external permissions cleanup", func() {
ObjectMeta: metav1.ObjectMeta{
Name: autoscalingRunnerSet.Annotations[AnnotationKeyNoPermissionServiceAccountName],
Namespace: autoscalingRunnerSet.Namespace,
Finalizers: []string{autoscalingRunnerSetCleanupFinalizerName},
Finalizers: []string{AutoscalingRunnerSetCleanupFinalizerName},
},
}

Expand Down
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