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gardener_utils.go
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gardener_utils.go
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// Copyright 2019 Copyright (c) 2019 SAP SE or an SAP affiliate company. All rights reserved. This file is licensed under the Apache Software License, v. 2 except as noted otherwise in the LICENSE file.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package framework
import (
"context"
"fmt"
"strings"
"time"
gardencorev1beta1 "github.com/gardener/gardener/pkg/apis/core/v1beta1"
v1beta1constants "github.com/gardener/gardener/pkg/apis/core/v1beta1/constants"
seedmanagementv1alpha1 "github.com/gardener/gardener/pkg/apis/seedmanagement/v1alpha1"
"github.com/gardener/gardener/pkg/client/kubernetes"
"github.com/gardener/gardener/pkg/scheduler/apis/config"
schedulerconfigv1alpha1 "github.com/gardener/gardener/pkg/scheduler/apis/config/v1alpha1"
scheduler "github.com/gardener/gardener/pkg/scheduler/controller/shoot"
gutil "github.com/gardener/gardener/pkg/utils/gardener"
kutil "github.com/gardener/gardener/pkg/utils/kubernetes"
"github.com/gardener/gardener/pkg/utils/kubernetes/health"
"github.com/gardener/gardener/pkg/utils/retry"
corev1 "k8s.io/api/core/v1"
apierrors "k8s.io/apimachinery/pkg/api/errors"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/runtime"
"k8s.io/apimachinery/pkg/runtime/serializer"
"k8s.io/utils/pointer"
"sigs.k8s.io/controller-runtime/pkg/client"
)
// GetSeeds returns all registered seeds
func (f *GardenerFramework) GetSeeds(ctx context.Context) ([]gardencorev1beta1.Seed, error) {
seeds := &gardencorev1beta1.SeedList{}
err := f.GardenClient.Client().List(ctx, seeds)
if err != nil {
return nil, fmt.Errorf("could not get Seeds from Garden cluster: %w", err)
}
return seeds.Items, nil
}
// GetSeed returns the seed and its k8s client
func (f *GardenerFramework) GetSeed(ctx context.Context, seedName string) (*gardencorev1beta1.Seed, kubernetes.Interface, error) {
seed := &gardencorev1beta1.Seed{}
err := f.GardenClient.Client().Get(ctx, client.ObjectKey{Name: seedName}, seed)
if err != nil {
return nil, nil, fmt.Errorf("could not get Seed from Shoot in Garden cluster: %w", err)
}
seedSecretRef := seed.Spec.SecretRef
seedClient, err := kubernetes.NewClientFromSecret(ctx, f.GardenClient.Client(), seedSecretRef.Namespace, seedSecretRef.Name, kubernetes.WithClientOptions(client.Options{
Scheme: kubernetes.SeedScheme,
}))
if err != nil {
return nil, nil, fmt.Errorf("could not construct Seed client: %w", err)
}
return seed, seedClient, nil
}
// GetShoot gets the test shoot
func (f *GardenerFramework) GetShoot(ctx context.Context, shoot *gardencorev1beta1.Shoot) error {
return f.GardenClient.Client().Get(ctx, kutil.Key(shoot.Namespace, shoot.Name), shoot)
}
// GetShootProject returns the project of a shoot
func (f *GardenerFramework) GetShootProject(ctx context.Context, shootNamespace string) (*gardencorev1beta1.Project, error) {
var (
project = &gardencorev1beta1.Project{}
ns = &corev1.Namespace{}
)
if err := f.GardenClient.Client().Get(ctx, client.ObjectKey{Name: shootNamespace}, ns); err != nil {
return nil, fmt.Errorf("could not get the Shoot namespace in Garden cluster: %w", err)
}
if ns.Labels == nil {
return nil, fmt.Errorf("namespace %q does not have any labels", ns.Name)
}
projectName, ok := ns.Labels[v1beta1constants.ProjectName]
if !ok {
return nil, fmt.Errorf("namespace %q did not contain a project label", ns.Name)
}
if err := f.GardenClient.Client().Get(ctx, client.ObjectKey{Name: projectName}, project); err != nil {
return nil, fmt.Errorf("could not get Project in Garden cluster: %w", err)
}
return project, nil
}
// createShootResource creates a shoot from a shoot Object
func (f *GardenerFramework) createShootResource(ctx context.Context, shoot *gardencorev1beta1.Shoot) (*gardencorev1beta1.Shoot, error) {
err := f.GetShoot(ctx, shoot)
if err == nil {
return shoot, apierrors.NewAlreadyExists(gardencorev1beta1.Resource("shoots"), shoot.Namespace+"/"+shoot.Name)
}
if !apierrors.IsNotFound(err) {
return nil, err
}
if err := f.GardenClient.Client().Create(ctx, shoot); err != nil {
return nil, err
}
f.Logger.Infof("Shoot resource %s was created!", shoot.Name)
return shoot, nil
}
// CreateShoot Creates a shoot from a shoot Object and waits until it is successfully reconciled
func (f *GardenerFramework) CreateShoot(ctx context.Context, shoot *gardencorev1beta1.Shoot) error {
err := retry.UntilTimeout(ctx, 20*time.Second, 5*time.Minute, func(ctx context.Context) (done bool, err error) {
_, err = f.createShootResource(ctx, shoot)
if apierrors.IsInvalid(err) || apierrors.IsForbidden(err) || apierrors.IsAlreadyExists(err) {
return retry.SevereError(err)
}
if err != nil {
f.Logger.Debugf("unable to create shoot %s: %s", shoot.Name, err.Error())
return retry.MinorError(err)
}
return retry.Ok()
})
if err != nil {
return err
}
// Then we wait for the shoot to be created
err = f.WaitForShootToBeCreated(ctx, shoot)
if err != nil {
return err
}
f.Logger.Infof("Shoot %s was created!", shoot.Name)
return nil
}
// DeleteShootAndWaitForDeletion deletes the test shoot and waits until it cannot be found any more
func (f *GardenerFramework) DeleteShootAndWaitForDeletion(ctx context.Context, shoot *gardencorev1beta1.Shoot) error {
err := f.DeleteShoot(ctx, shoot)
if err != nil {
return err
}
err = f.WaitForShootToBeDeleted(ctx, shoot)
if err != nil {
return err
}
f.Logger.Infof("Shoot %s was deleted successfully!", shoot.Name)
return nil
}
// DeleteShoot deletes the test shoot
func (f *GardenerFramework) DeleteShoot(ctx context.Context, shoot *gardencorev1beta1.Shoot) error {
err := retry.UntilTimeout(ctx, 20*time.Second, 5*time.Minute, func(ctx context.Context) (done bool, err error) {
err = f.RemoveShootAnnotation(ctx, shoot, v1beta1constants.ShootIgnore)
if err != nil {
return retry.MinorError(err)
}
// First we annotate the shoot to be deleted.
err = f.AnnotateShoot(ctx, shoot, map[string]string{
gutil.ConfirmationDeletion: "true",
})
if err != nil {
return retry.MinorError(err)
}
err = f.GardenClient.Client().Delete(ctx, shoot)
if err != nil {
return retry.MinorError(err)
}
return retry.Ok()
})
if err != nil {
return err
}
return nil
}
// UpdateShoot Updates a shoot from a shoot Object and waits for its reconciliation
func (f *GardenerFramework) UpdateShoot(ctx context.Context, shoot *gardencorev1beta1.Shoot, update func(shoot *gardencorev1beta1.Shoot) error) error {
err := retry.UntilTimeout(ctx, 20*time.Second, 5*time.Minute, func(ctx context.Context) (done bool, err error) {
updatedShoot := &gardencorev1beta1.Shoot{}
if err := f.GardenClient.Client().Get(ctx, client.ObjectKeyFromObject(shoot), updatedShoot); err != nil {
return retry.MinorError(err)
}
if err := update(updatedShoot); err != nil {
return retry.MinorError(err)
}
if err := f.GardenClient.Client().Update(ctx, updatedShoot); err != nil {
f.Logger.Debugf("unable to update shoot %s: %s", updatedShoot.Name, err.Error())
return retry.MinorError(err)
}
*shoot = *updatedShoot
return retry.Ok()
})
if err != nil {
return err
}
// Then we wait for the shoot to be created
err = f.WaitForShootToBeReconciled(ctx, shoot)
if err != nil {
return err
}
f.Logger.Infof("Shoot %s was successfully updated!", shoot.Name)
return nil
}
// HibernateShoot hibernates the test shoot
func (f *GardenerFramework) HibernateShoot(ctx context.Context, shoot *gardencorev1beta1.Shoot) error {
// return if the shoot is already hibernated
if shoot.Spec.Hibernation != nil && shoot.Spec.Hibernation.Enabled != nil && *shoot.Spec.Hibernation.Enabled {
return nil
}
err := retry.UntilTimeout(ctx, 20*time.Second, 5*time.Minute, func(ctx context.Context) (done bool, err error) {
patch := client.MergeFrom(shoot.DeepCopy())
setHibernation(shoot, true)
if err := f.GardenClient.Client().Patch(ctx, shoot, patch); err != nil {
return retry.MinorError(err)
}
return retry.Ok()
})
if err != nil {
return err
}
if err := f.WaitForShootToBeReconciled(ctx, shoot); err != nil {
return err
}
f.Logger.Infof("Shoot %s was hibernated successfully!", shoot.Name)
return nil
}
// WakeUpShoot wakes up the test shoot from hibernation
func (f *GardenerFramework) WakeUpShoot(ctx context.Context, shoot *gardencorev1beta1.Shoot) error {
// return if the shoot is already running
if shoot.Spec.Hibernation == nil || shoot.Spec.Hibernation.Enabled == nil || !*shoot.Spec.Hibernation.Enabled {
return nil
}
err := retry.UntilTimeout(ctx, 20*time.Second, 5*time.Minute, func(ctx context.Context) (done bool, err error) {
patch := client.MergeFrom(shoot.DeepCopy())
setHibernation(shoot, false)
if err := f.GardenClient.Client().Patch(ctx, shoot, patch); err != nil {
return retry.MinorError(err)
}
return retry.Ok()
})
if err != nil {
return err
}
if err := f.WaitForShootToBeReconciled(ctx, shoot); err != nil {
return err
}
f.Logger.Infof("Shoot %s has been woken up successfully!", shoot.Name)
return nil
}
// ScheduleShoot set the Spec.Cloud.Seed of a shoot to the specified seed.
// This is the request the Gardener Scheduler executes after a scheduling decision.
func (f *GardenerFramework) ScheduleShoot(ctx context.Context, shoot *gardencorev1beta1.Shoot, seed *gardencorev1beta1.Seed) error {
shoot.Spec.SeedName = &seed.Name
return f.GardenClient.Client().Update(ctx, shoot)
}
// WaitForShootToBeCreated waits for the shoot to be created
func (f *GardenerFramework) WaitForShootToBeCreated(ctx context.Context, shoot *gardencorev1beta1.Shoot) error {
return retry.UntilTimeout(ctx, 30*time.Second, 60*time.Minute, func(ctx context.Context) (done bool, err error) {
newShoot := &gardencorev1beta1.Shoot{}
err = f.GardenClient.Client().Get(ctx, client.ObjectKey{Namespace: shoot.Namespace, Name: shoot.Name}, newShoot)
if err != nil {
f.Logger.Infof("Error while waiting for shoot to be created: %s", err.Error())
return retry.MinorError(err)
}
*shoot = *newShoot
completed, msg := ShootCreationCompleted(shoot)
if completed {
return retry.Ok()
}
f.Logger.Infof("Shoot %s not yet created successfully (%s)", shoot.Name, msg)
if shoot.Status.LastOperation != nil {
f.Logger.Infof("%d%%: Shoot State: %s, Description: %s", shoot.Status.LastOperation.Progress, shoot.Status.LastOperation.State, shoot.Status.LastOperation.Description)
}
return retry.MinorError(fmt.Errorf("shoot %q was not successfully reconciled", shoot.Name))
})
}
// WaitForShootToBeDeleted waits for the shoot to be deleted
func (f *GardenerFramework) WaitForShootToBeDeleted(ctx context.Context, shoot *gardencorev1beta1.Shoot) error {
return retry.UntilTimeout(ctx, 30*time.Second, 60*time.Minute, func(ctx context.Context) (done bool, err error) {
updatedShoot := &gardencorev1beta1.Shoot{}
err = f.GardenClient.Client().Get(ctx, client.ObjectKey{Namespace: shoot.Namespace, Name: shoot.Name}, updatedShoot)
if err != nil {
if apierrors.IsNotFound(err) {
return retry.Ok()
}
f.Logger.Infof("Error while waiting for shoot to be deleted: %s", err.Error())
return retry.MinorError(err)
}
*shoot = *updatedShoot
f.Logger.Infof("waiting for shoot %s to be deleted", shoot.Name)
if shoot.Status.LastOperation != nil {
f.Logger.Debugf("%d%%: Shoot state: %s, Description: %s", shoot.Status.LastOperation.Progress, shoot.Status.LastOperation.State, shoot.Status.LastOperation.Description)
}
return retry.MinorError(fmt.Errorf("shoot %q still exists", shoot.Name))
})
}
// WaitForShootToBeReconciled waits for the shoot to be successfully reconciled
func (f *GardenerFramework) WaitForShootToBeReconciled(ctx context.Context, shoot *gardencorev1beta1.Shoot) error {
return retry.UntilTimeout(ctx, 30*time.Second, 60*time.Minute, func(ctx context.Context) (done bool, err error) {
newShoot := &gardencorev1beta1.Shoot{}
err = f.GardenClient.Client().Get(ctx, client.ObjectKey{Namespace: shoot.Namespace, Name: shoot.Name}, newShoot)
if err != nil {
f.Logger.Infof("Error while waiting for shoot to be reconciled: %s", err.Error())
return retry.MinorError(err)
}
shoot = newShoot
completed, msg := ShootCreationCompleted(shoot)
if completed {
return retry.Ok()
}
f.Logger.Infof("Shoot %s not yet reconciled successfully (%s)", shoot.Name, msg)
if newShoot.Status.LastOperation != nil {
f.Logger.Debugf("%d%%: Shoot State: %s, Description: %s", shoot.Status.LastOperation.Progress, shoot.Status.LastOperation.State, shoot.Status.LastOperation.Description)
}
return retry.MinorError(fmt.Errorf("shoot %q was not successfully reconciled", shoot.Name))
})
}
// AnnotateShoot adds shoot annotation(s)
func (f *GardenerFramework) AnnotateShoot(ctx context.Context, shoot *gardencorev1beta1.Shoot, annotations map[string]string) error {
patch := client.MergeFrom(shoot.DeepCopy())
for annotationKey, annotationValue := range annotations {
metav1.SetMetaDataAnnotation(&shoot.ObjectMeta, annotationKey, annotationValue)
}
return f.GardenClient.Client().Patch(ctx, shoot, patch)
}
// RemoveShootAnnotation removes an annotation with key <annotationKey> from a shoot object
func (f *GardenerFramework) RemoveShootAnnotation(ctx context.Context, shoot *gardencorev1beta1.Shoot, annotationKey string) error {
if len(shoot.Annotations) == 0 {
return nil
}
if _, ok := shoot.Annotations[annotationKey]; !ok {
return nil
}
patch := client.MergeFrom(shoot.DeepCopy())
delete(shoot.Annotations, annotationKey)
return f.GardenClient.Client().Patch(ctx, shoot, patch)
}
// MigrateShoot changes the spec.Seed.Name of a shoot and waits for it to be migrated
func (f *GardenerFramework) MigrateShoot(ctx context.Context, shoot *gardencorev1beta1.Shoot, seed *gardencorev1beta1.Seed, prerequisites func(shoot *gardencorev1beta1.Shoot) error) error {
if err := f.UpdateShoot(ctx, shoot, func(shoot *gardencorev1beta1.Shoot) error {
if err := f.GetShoot(ctx, shoot); err != nil {
return err
}
if _, _, err := f.GetSeed(ctx, seed.Name); err != nil {
return err
}
if prerequisites != nil {
if err := prerequisites(shoot); err != nil {
return err
}
}
shoot.Spec.SeedName = &seed.Name
return nil
}); err != nil {
return err
}
return f.WaitForShootToBeCreated(ctx, shoot)
}
// WaitForShootToBeUnschedulable waits for the shoot to be unschedulable. This is indicated by Events created by the scheduler on the shoot
func (f *GardenerFramework) WaitForShootToBeUnschedulable(ctx context.Context, shoot *gardencorev1beta1.Shoot) error {
return retry.Until(ctx, 2*time.Second, func(ctx context.Context) (bool, error) {
newShoot := &gardencorev1beta1.Shoot{}
err := f.GardenClient.Client().Get(ctx, client.ObjectKey{Namespace: shoot.Namespace, Name: shoot.Name}, newShoot)
if err != nil {
return false, err
}
*shoot = *newShoot
f.Logger.Infof("waiting for shoot %s to be unschedulable", shoot.Name)
uid := string(shoot.UID)
kind := "Shoot"
fieldSelector := f.GardenClient.Kubernetes().CoreV1().Events(shoot.Namespace).GetFieldSelector(&shoot.Name, &shoot.Namespace, &kind, &uid)
eventList, err := f.GardenClient.Kubernetes().CoreV1().Events(shoot.Namespace).List(ctx, metav1.ListOptions{FieldSelector: fieldSelector.String()})
if err != nil {
return false, err
}
if shootIsUnschedulable(eventList.Items) {
return true, nil
}
if shoot.Status.LastOperation != nil {
f.Logger.Debugf("%d%%: Shoot State: %s, Description: %s", shoot.Status.LastOperation.Progress, shoot.Status.LastOperation.State, shoot.Status.LastOperation.Description)
}
return false, nil
})
}
// WaitForShootToBeScheduled waits for the shoot to be scheduled successfully
func (f *GardenerFramework) WaitForShootToBeScheduled(ctx context.Context, shoot *gardencorev1beta1.Shoot) error {
return retry.Until(ctx, 2*time.Second, func(ctx context.Context) (bool, error) {
newShoot := &gardencorev1beta1.Shoot{}
err := f.GardenClient.Client().Get(ctx, client.ObjectKey{Namespace: shoot.Namespace, Name: shoot.Name}, newShoot)
if err != nil {
return retry.SevereError(err)
}
*shoot = *newShoot
if shootIsScheduledSuccessfully(&shoot.Spec) {
return retry.Ok()
}
f.Logger.Infof("waiting for shoot %s to be scheduled", shoot.Name)
if shoot.Status.LastOperation != nil {
f.Logger.Debugf("%d%%: Shoot State: %s, Description: %s", shoot.Status.LastOperation.Progress, shoot.Status.LastOperation.State, shoot.Status.LastOperation.Description)
}
return retry.MinorError(fmt.Errorf("shoot %s is not yet scheduled", shoot.Name))
})
}
func shootIsScheduledSuccessfully(newSpec *gardencorev1beta1.ShootSpec) bool {
return newSpec.SeedName != nil
}
func shootIsUnschedulable(events []corev1.Event) bool {
if len(events) == 0 {
return false
}
for _, event := range events {
if strings.Contains(event.Message, scheduler.MsgUnschedulable) {
return true
}
}
return false
}
// GetCloudProfile returns the cloudprofile from gardener with the give name
func (f *GardenerFramework) GetCloudProfile(ctx context.Context, name string) (*gardencorev1beta1.CloudProfile, error) {
cloudProfile := &gardencorev1beta1.CloudProfile{}
if err := f.GardenClient.Client().Get(ctx, client.ObjectKey{Name: name}, cloudProfile); err != nil {
return nil, fmt.Errorf("could not get CloudProfile '%s' in Garden cluster: %w", name, err)
}
return cloudProfile, nil
}
// DumpState greps all necessary logs and state of the cluster if the test failed
// TODO: dump extension controller namespaces
// TODO: dump logs of gardener extension controllers and other system components
func (f *GardenerFramework) DumpState(ctx context.Context) {
if f.DisableStateDump {
return
}
if f.GardenClient == nil {
return
}
ctxIdentifier := "[GARDENER]"
f.Logger.Info(ctxIdentifier)
if err := f.dumpSeeds(ctx, ctxIdentifier); err != nil {
f.Logger.Errorf("unable to dump seed status: %s", err.Error())
}
// dump events if project namespace set
if f.ProjectNamespace != "" {
if err := f.dumpEventsInNamespace(ctx, ctxIdentifier, f.GardenClient, f.ProjectNamespace); err != nil {
f.Logger.Errorf("unable to dump gardener events from project namespace %s: %s", f.ProjectNamespace, err.Error())
}
}
}
// dumpSeeds prints information about all seeds
func (f *GardenerFramework) dumpSeeds(ctx context.Context, ctxIdentifier string) error {
f.Logger.Infof("%s [SEEDS]", ctxIdentifier)
seeds := &gardencorev1beta1.SeedList{}
if err := f.GardenClient.Client().List(ctx, seeds); err != nil {
return err
}
for _, seed := range seeds.Items {
f.dumpSeed(&seed)
}
return nil
}
// dumpSeed prints information about a seed
func (f *GardenerFramework) dumpSeed(seed *gardencorev1beta1.Seed) {
if err := health.CheckSeed(seed, seed.Status.Gardener); err != nil {
f.Logger.Printf("Seed %s is %s - Error: %s - Conditions %v", seed.Name, unhealthy, err.Error(), seed.Status.Conditions)
} else {
f.Logger.Printf("Seed %s is %s", seed.Name, healthy)
}
}
func setHibernation(shoot *gardencorev1beta1.Shoot, hibernated bool) {
if shoot.Spec.Hibernation != nil {
shoot.Spec.Hibernation.Enabled = &hibernated
}
shoot.Spec.Hibernation = &gardencorev1beta1.Hibernation{
Enabled: &hibernated,
}
}
// ParseSchedulerConfiguration returns a SchedulerConfiguration from a ConfigMap
func ParseSchedulerConfiguration(configuration *corev1.ConfigMap) (*config.SchedulerConfiguration, error) {
const configurationFileName = "schedulerconfiguration.yaml"
if configuration == nil {
return nil, fmt.Errorf("scheduler Configuration could not be extracted from ConfigMap. The gardener setup with the helm chart creates this config map")
}
rawConfig := configuration.Data[configurationFileName]
byteConfig := []byte(rawConfig)
scheme := runtime.NewScheme()
if err := config.AddToScheme(scheme); err != nil {
return nil, err
}
if err := schedulerconfigv1alpha1.AddToScheme(scheme); err != nil {
return nil, err
}
codecs := serializer.NewCodecFactory(scheme)
configObj, gvk, err := codecs.UniversalDecoder().Decode(byteConfig, nil, nil)
if err != nil {
return nil, err
}
config, ok := configObj.(*config.SchedulerConfiguration)
if !ok {
return nil, fmt.Errorf("got unexpected config type: %v", gvk)
}
return config, nil
}
// ScaleGardenerScheduler scales the gardener-scheduler to the desired replicas
func ScaleGardenerScheduler(ctx context.Context, client client.Client, desiredReplicas *int32) (*int32, error) {
return ScaleDeployment(ctx, client, desiredReplicas, "gardener-scheduler", v1beta1constants.GardenNamespace)
}
// ScaleGardenerControllerManager scales the gardener-controller-manager to the desired replicas
func ScaleGardenerControllerManager(ctx context.Context, client client.Client, desiredReplicas *int32) (*int32, error) {
return ScaleDeployment(ctx, client, desiredReplicas, "gardener-controller-manager", v1beta1constants.GardenNamespace)
}
// CreateSeed creates a seed from a seed Object and waits until it is successfully reconciled
func (f *GardenerFramework) CreateSeed(ctx context.Context, seed *gardencorev1beta1.Seed) error {
err := retry.UntilTimeout(ctx, 20*time.Second, 5*time.Minute, func(ctx context.Context) (done bool, err error) {
err = f.GardenClient.Client().Create(ctx, seed)
if apierrors.IsInvalid(err) || apierrors.IsForbidden(err) || apierrors.IsAlreadyExists(err) {
return retry.SevereError(err)
}
if err != nil {
f.Logger.Debugf("unable to create seed %s: %s", seed.Name, err.Error())
return retry.MinorError(err)
}
return retry.Ok()
})
if err != nil {
return err
}
// Then we wait for the seed to be created
return f.WaitForSeedToBeCreated(ctx, seed)
}
// WaitForSeedToBeCreated waits for the seed to be created
func (f *GardenerFramework) WaitForSeedToBeCreated(ctx context.Context, seed *gardencorev1beta1.Seed) error {
return retry.UntilTimeout(ctx, 30*time.Second, 60*time.Minute, func(ctx context.Context) (done bool, err error) {
err = f.GardenClient.Client().Get(ctx, client.ObjectKey{Name: seed.Name}, seed)
if err != nil {
f.Logger.Infof("Error while waiting for seed to be created: %s", err.Error())
return retry.MinorError(err)
}
err = health.CheckSeed(seed, seed.Status.Gardener)
if err == nil {
return retry.Ok()
}
f.Logger.Infof("Seed %s not yet created successfully (%s)", seed.Name, err)
return retry.MinorError(fmt.Errorf("seed %q was not successfully reconciled", seed.Name))
})
}
// DeleteSeedAndWaitForDeletion deletes the test seed and waits until it cannot be found any more
func (f *GardenerFramework) DeleteSeedAndWaitForDeletion(ctx context.Context, seed *gardencorev1beta1.Seed) error {
if err := f.DeleteSeed(ctx, seed); err != nil {
return err
}
return f.WaitForSeedToBeDeleted(ctx, seed)
}
// DeleteSeed deletes the test seed
func (f *GardenerFramework) DeleteSeed(ctx context.Context, seed *gardencorev1beta1.Seed) error {
return retry.UntilTimeout(ctx, 20*time.Second, 5*time.Minute, func(ctx context.Context) (done bool, err error) {
err = f.GardenClient.Client().Delete(ctx, seed)
if err != nil {
return retry.MinorError(err)
}
return retry.Ok()
})
}
// WaitForSeedToBeDeleted waits for the seed to be deleted
func (f *GardenerFramework) WaitForSeedToBeDeleted(ctx context.Context, seed *gardencorev1beta1.Seed) error {
return retry.UntilTimeout(ctx, 30*time.Second, 60*time.Minute, func(ctx context.Context) (done bool, err error) {
err = f.GardenClient.Client().Get(ctx, client.ObjectKey{Name: seed.Name}, seed)
if err != nil {
if apierrors.IsNotFound(err) {
return retry.Ok()
}
f.Logger.Infof("Error while waiting for seed to be deleted: %s", err.Error())
return retry.MinorError(err)
}
f.Logger.Infof("waiting for seed %s to be deleted", seed.Name)
return retry.MinorError(fmt.Errorf("seed %q still exists", seed.Name))
})
}
// CreateManagedSeed creates a new managed seed and waits for it to be created and successfully reconciled.
func (f *GardenerFramework) CreateManagedSeed(ctx context.Context, managedSeed *seedmanagementv1alpha1.ManagedSeed) error {
// Create the managed seed
err := retry.UntilTimeout(ctx, 20*time.Second, 5*time.Minute, func(ctx context.Context) (done bool, err error) {
err = f.GardenClient.Client().Create(ctx, managedSeed)
if apierrors.IsInvalid(err) || apierrors.IsForbidden(err) || apierrors.IsAlreadyExists(err) {
return retry.SevereError(err)
}
if err != nil {
f.Logger.Debugf("Could not create managed seed %s: %s", managedSeed.Name, err.Error())
return retry.MinorError(err)
}
return retry.Ok()
})
if err != nil {
return err
}
// Wait for the managed seed to be created and successfully reconciled
return f.WaitForManagedSeedToBeCreated(ctx, managedSeed)
}
// WaitForManagedSeedToBeCreated waits for the given managed seed to be created and successfully reconciled.
func (f *GardenerFramework) WaitForManagedSeedToBeCreated(ctx context.Context, managedSeed *seedmanagementv1alpha1.ManagedSeed) error {
return retry.UntilTimeout(ctx, 30*time.Second, 60*time.Minute, func(ctx context.Context) (done bool, err error) {
err = f.GardenClient.Client().Get(ctx, client.ObjectKeyFromObject(managedSeed), managedSeed)
if err != nil {
f.Logger.Debugf("Could not get managed seed %s: %s", managedSeed.Name, err.Error())
return retry.MinorError(err)
}
err = health.CheckManagedSeed(managedSeed)
if err != nil {
return retry.MinorError(fmt.Errorf("managed seed %s not reconciled successfully: %w", managedSeed.Name, err))
}
return retry.Ok()
})
}
// DeleteManagedSeed deletes the given managed seed and waits for it to be deleted.
func (f *GardenerFramework) DeleteManagedSeed(ctx context.Context, managedSeed *seedmanagementv1alpha1.ManagedSeed) error {
// Delete the managed seed
err := retry.UntilTimeout(ctx, 20*time.Second, 5*time.Minute, func(ctx context.Context) (done bool, err error) {
err = f.GardenClient.Client().Delete(ctx, managedSeed)
if err != nil {
f.Logger.Debugf("Could not delete managed seed %s: %s", managedSeed.Name, err.Error())
return retry.MinorError(err)
}
return retry.Ok()
})
if err != nil {
return err
}
// Wait for the managed seed to be deleted
return f.WaitForManagedSeedToBeDeleted(ctx, managedSeed)
}
// WaitForManagedSeedToBeDeleted waits for the given managed seed to be deleted.
func (f *GardenerFramework) WaitForManagedSeedToBeDeleted(ctx context.Context, managedSeed *seedmanagementv1alpha1.ManagedSeed) error {
return retry.UntilTimeout(ctx, 30*time.Second, 60*time.Minute, func(ctx context.Context) (done bool, err error) {
err = f.GardenClient.Client().Get(ctx, client.ObjectKeyFromObject(managedSeed), managedSeed)
if err != nil {
if apierrors.IsNotFound(err) {
return retry.Ok()
}
f.Logger.Debugf("Could not get managed seed %s: %s", managedSeed.Name, err.Error())
return retry.MinorError(err)
}
return retry.MinorError(fmt.Errorf("managed seed %s still exists", managedSeed.Name))
})
}
// BuildSeedSpecForTestrun builds a minimal seed spec to be used during testing
func BuildSeedSpecForTestrun(name string, backupProvider *string) *gardencorev1beta1.SeedSpec {
seedSpec := &gardencorev1beta1.SeedSpec{
SecretRef: &corev1.SecretReference{
Name: name,
Namespace: v1beta1constants.GardenNamespace,
},
Taints: []gardencorev1beta1.SeedTaint{
{
Key: SeedTaintTestRun,
Value: pointer.String(GetTestRunID()),
},
},
Settings: &gardencorev1beta1.SeedSettings{
Scheduling: &gardencorev1beta1.SeedSettingScheduling{
Visible: false,
},
},
}
if backupProvider != nil {
seedSpec.Backup = &gardencorev1beta1.SeedBackup{
Provider: *backupProvider,
}
}
return seedSpec
}