/
backstage_controller_test.go
1556 lines (1364 loc) · 63.3 KB
/
backstage_controller_test.go
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//
// Copyright (c) 2023 Red Hat, Inc.
// 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 controller
import (
"context"
"fmt"
"strings"
"time"
. "github.com/onsi/ginkgo/v2"
. "github.com/onsi/gomega"
appsv1 "k8s.io/api/apps/v1"
corev1 "k8s.io/api/core/v1"
"k8s.io/apimachinery/pkg/api/errors"
"k8s.io/apimachinery/pkg/api/meta"
"k8s.io/apimachinery/pkg/api/resource"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/types"
"k8s.io/utils/pointer"
"sigs.k8s.io/controller-runtime/pkg/reconcile"
bsv1alpha1 "redhat-developer/red-hat-developer-hub-operator/api/v1alpha1"
)
const (
fmtNotFound = "Expected error to be a not-found one, but got %v"
)
var _ = Describe("Backstage controller", func() {
var (
ctx context.Context
ns string
backstageName string
backstageReconciler *BackstageReconciler
)
BeforeEach(func() {
ctx = context.Background()
ns = fmt.Sprintf("ns-%d-%s", GinkgoParallelProcess(), randString(5))
backstageName = "test-backstage-" + randString(5)
By("Creating the Namespace to perform the tests")
err := k8sClient.Create(ctx, &corev1.Namespace{
ObjectMeta: metav1.ObjectMeta{
Name: ns,
Namespace: ns,
},
})
Expect(err).To(Not(HaveOccurred()))
backstageReconciler = &BackstageReconciler{
Client: k8sClient,
Scheme: k8sClient.Scheme(),
Namespace: ns,
OwnsRuntime: true,
//PsqlImage: "test-postgresql-15:latest",
//BackstageImage: "test-backstage-showcase:next",
}
})
AfterEach(func() {
// NOTE: Be aware of the current delete namespace limitations.
// More info: https://book.kubebuilder.io/reference/envtest.html#testing-considerations
By("Deleting the Namespace to perform the tests")
_ = k8sClient.Delete(ctx, &corev1.Namespace{
ObjectMeta: metav1.ObjectMeta{
Name: ns,
Namespace: ns,
},
})
})
buildBackstageCR := func(spec bsv1alpha1.BackstageSpec) *bsv1alpha1.Backstage {
return &bsv1alpha1.Backstage{
ObjectMeta: metav1.ObjectMeta{
Name: backstageName,
Namespace: ns,
},
Spec: spec,
}
}
buildConfigMap := func(name string, data map[string]string) *corev1.ConfigMap {
return &corev1.ConfigMap{
TypeMeta: metav1.TypeMeta{
APIVersion: "v1",
Kind: "ConfigMap",
},
ObjectMeta: metav1.ObjectMeta{
Name: name,
Namespace: ns,
},
Data: data,
}
}
buildSecret := func(name string, data map[string][]byte) *corev1.Secret {
return &corev1.Secret{
TypeMeta: metav1.TypeMeta{
APIVersion: "v1",
Kind: "Secret",
},
ObjectMeta: metav1.ObjectMeta{
Name: name,
Namespace: ns,
},
Data: data,
}
}
verifyBackstageInstance := func(ctx context.Context) {
Eventually(func(g Gomega) {
var backstage bsv1alpha1.Backstage
err := k8sClient.Get(ctx, types.NamespacedName{Name: backstageName, Namespace: ns}, &backstage)
g.Expect(err).NotTo(HaveOccurred())
g.Expect(isDeployed(backstage)).To(BeTrue())
}, time.Minute, time.Second).Should(Succeed())
}
verifyBackstageInstanceError := func(ctx context.Context, errMsg string) {
Eventually(func(g Gomega) {
var backstage bsv1alpha1.Backstage
err := k8sClient.Get(ctx, types.NamespacedName{Name: backstageName, Namespace: ns}, &backstage)
g.Expect(err).NotTo(HaveOccurred())
cond := meta.FindStatusCondition(backstage.Status.Conditions, bsv1alpha1.ConditionDeployed)
g.Expect(cond).NotTo(BeNil())
g.Expect(cond.Status).To(Equal(metav1.ConditionFalse))
g.Expect(cond.Reason).To(Equal(bsv1alpha1.DeployFailed))
g.Expect(cond.Message).To(ContainSubstring(errMsg))
}, time.Minute, time.Second).Should(Succeed())
}
findEnvVar := func(envVars []corev1.EnvVar, key string) (corev1.EnvVar, bool) {
list := findElementsByPredicate(envVars, func(envVar corev1.EnvVar) bool {
return envVar.Name == key
})
if len(list) == 0 {
return corev1.EnvVar{}, false
}
return list[0], true
}
findEnvVarFrom := func(envVars []corev1.EnvFromSource, key string) (corev1.EnvFromSource, bool) {
list := findElementsByPredicate(envVars, func(envVar corev1.EnvFromSource) bool {
var n string
switch {
case envVar.ConfigMapRef != nil:
n = envVar.ConfigMapRef.Name
case envVar.SecretRef != nil:
n = envVar.SecretRef.Name
}
return n == key
})
if len(list) == 0 {
return corev1.EnvFromSource{}, false
}
return list[0], true
}
findVolume := func(vols []corev1.Volume, name string) (corev1.Volume, bool) {
list := findElementsByPredicate(vols, func(vol corev1.Volume) bool {
return vol.Name == name
})
if len(list) == 0 {
return corev1.Volume{}, false
}
return list[0], true
}
findVolumeMounts := func(mounts []corev1.VolumeMount, name string) []corev1.VolumeMount {
return findElementsByPredicate(mounts, func(mount corev1.VolumeMount) bool {
return mount.Name == name
})
}
updateAndVerify := func(backstageName, ns string, update func(*bsv1alpha1.Backstage), postUpdate func(*bsv1alpha1.Backstage), verify func(*appsv1.Deployment)) {
By("Updating replicas in the custom resource")
Eventually(func(g Gomega) {
toBeUpdated := &bsv1alpha1.Backstage{}
err := k8sClient.Get(ctx, types.NamespacedName{Name: backstageName, Namespace: ns}, toBeUpdated)
g.Expect(err).To(Not(HaveOccurred()))
update(toBeUpdated)
// g.Expect(err).To(Not(HaveOccurred()))
//toBeUpdated.Spec.Application.Replicas = &nbReplicasUpdated
err = k8sClient.Update(ctx, toBeUpdated)
g.Expect(err).To(Not(HaveOccurred()))
}, time.Minute, time.Second).Should(Succeed())
By("Checking replicas in the custom resource is updated")
Eventually(func(g Gomega) {
found := &bsv1alpha1.Backstage{}
err := k8sClient.Get(ctx, types.NamespacedName{Name: backstageName, Namespace: ns}, found)
g.Expect(err).To(Not(HaveOccurred()))
postUpdate(found)
// g.Expect(err).To(Not(HaveOccurred()))
//g.Expect(found.Spec.Application.Replicas).Should(HaveValue(BeEquivalentTo(nbReplicasUpdated)))
}, time.Minute, time.Second).Should(Succeed())
By("Reconciling again after the custom resource update for replicas")
_, err := backstageReconciler.Reconcile(ctx, reconcile.Request{
NamespacedName: types.NamespacedName{Name: backstageName, Namespace: ns},
})
Expect(err).To(Not(HaveOccurred()))
By("Checking the Deployment's replicas is updated after replicas is updated in the custom resource")
Eventually(func(g Gomega) {
found := &appsv1.Deployment{}
err := k8sClient.Get(ctx, types.NamespacedName{Namespace: ns, Name: fmt.Sprintf("backstage-%s", backstageName)}, found)
g.Expect(err).To(Not(HaveOccurred()))
verify(found)
// g.Expect(err).To(Not(HaveOccurred()))
// g.Expect(found.Spec.Replicas).Should(HaveValue(BeEquivalentTo(nbReplicasUpdated)))
}, time.Minute, time.Second).Should(Succeed())
}
When("creating default CR with no spec", func() {
var backstage *bsv1alpha1.Backstage
BeforeEach(func() {
backstage = buildBackstageCR(bsv1alpha1.BackstageSpec{})
err := k8sClient.Create(ctx, backstage)
Expect(err).To(Not(HaveOccurred()))
})
It("should successfully reconcile a custom resource for default Backstage", func() {
By("Checking if the custom resource was successfully created")
Eventually(func() error {
found := &bsv1alpha1.Backstage{}
return k8sClient.Get(ctx, types.NamespacedName{Name: backstageName, Namespace: ns}, found)
}, time.Minute, time.Second).Should(Succeed())
By("Reconciling the custom resource created")
_, err := backstageReconciler.Reconcile(ctx, reconcile.Request{
NamespacedName: types.NamespacedName{Name: backstageName, Namespace: ns},
})
Expect(err).To(Not(HaveOccurred()))
By("creating a secret for accessing the Database")
Eventually(func(g Gomega) {
found := &corev1.Secret{}
name := getDefaultPsqlSecretName(backstage)
err := k8sClient.Get(ctx, types.NamespacedName{Namespace: ns, Name: name}, found)
g.Expect(err).ShouldNot(HaveOccurred())
}, time.Minute, time.Second).Should(Succeed())
By("creating a StatefulSet for the Database")
Eventually(func(g Gomega) {
found := &appsv1.StatefulSet{}
name := getDefaultDbObjName(*backstage)
err := k8sClient.Get(ctx, types.NamespacedName{Namespace: ns, Name: name}, found)
g.Expect(err).ShouldNot(HaveOccurred())
secName := getSecretName(found.Spec.Template.Spec.Containers, _defaultPsqlMainContainerName)
g.Expect(secName).Should(Equal(getDefaultPsqlSecretName(backstage)))
}, time.Minute, time.Second).Should(Succeed())
backendAuthConfigName := fmt.Sprintf("%s-auth-app-config", backstageName)
By("Creating a ConfigMap for default backend auth key", func() {
Eventually(func(g Gomega) {
found := &corev1.ConfigMap{}
err := k8sClient.Get(ctx, types.NamespacedName{Namespace: ns, Name: backendAuthConfigName}, found)
g.Expect(err).ShouldNot(HaveOccurred())
g.Expect(found.Data).ToNot(BeEmpty(), "backend auth secret should contain non-empty data")
}, time.Minute, time.Second).Should(Succeed())
})
By("Generating a ConfigMap for default config for dynamic plugins")
dynamicPluginsConfigName := fmt.Sprintf("%s-dynamic-plugins", backstageName)
Eventually(func(g Gomega) {
found := &corev1.ConfigMap{}
err := k8sClient.Get(ctx, types.NamespacedName{Namespace: ns, Name: dynamicPluginsConfigName}, found)
g.Expect(err).ShouldNot(HaveOccurred())
g.Expect(found.Data).To(HaveKey("dynamic-plugins.yaml"))
g.Expect(found.Data["dynamic-plugins.yaml"]).To(Not(BeEmpty()),
"default ConfigMap for dynamic plugins should contain a non-empty 'dynamic-plugins.yaml' in its data")
}, time.Minute, time.Second).Should(Succeed())
By("Checking if Deployment was successfully created in the reconciliation")
found := &appsv1.Deployment{}
Eventually(func() error {
// TODO to get name from default
return k8sClient.Get(ctx, types.NamespacedName{Namespace: ns, Name: getDefaultObjName(*backstage)}, found)
}, time.Minute, time.Second).Should(Succeed())
By("checking the number of replicas")
Expect(found.Spec.Replicas).To(HaveValue(BeEquivalentTo(1)))
By("Checking the Volumes in the Backstage Deployment", func() {
Expect(found.Spec.Template.Spec.Volumes).To(HaveLen(4))
dpRootVol, ok := findVolume(found.Spec.Template.Spec.Volumes, "dynamic-plugins-root")
Expect(ok).To(BeTrue(), "No volume found with name: dynamic-plugins-root")
Expect(dpRootVol.Ephemeral).ShouldNot(BeNil())
Expect(dpRootVol.Ephemeral.VolumeClaimTemplate).ShouldNot(BeNil())
storage := dpRootVol.Ephemeral.VolumeClaimTemplate.Spec.Resources.Requests.Storage()
Expect(storage).ShouldNot(BeNil())
q, pErr := resource.ParseQuantity("1Gi")
Expect(pErr).ShouldNot(HaveOccurred())
// https://issues.redhat.com/browse/RHIDP-1332: storage size should be > 1Gi
Expect(storage.Cmp(q)).To(Equal(1),
"storage size for dynamic-plugins-root volume is currently %v, but it should be more than %v", storage, q)
_, ok = findVolume(found.Spec.Template.Spec.Volumes, "dynamic-plugins-npmrc")
Expect(ok).To(BeTrue(), "No volume found with name: dynamic-plugins-npmrc")
dynamicPluginsConfigVol, ok := findVolume(found.Spec.Template.Spec.Volumes, dynamicPluginsConfigName)
Expect(ok).To(BeTrue(), "No volume found with name: %s", dynamicPluginsConfigName)
Expect(dynamicPluginsConfigVol.VolumeSource.Secret).To(BeNil())
Expect(dynamicPluginsConfigVol.VolumeSource.ConfigMap.DefaultMode).To(HaveValue(Equal(int32(420))))
Expect(dynamicPluginsConfigVol.VolumeSource.ConfigMap.LocalObjectReference.Name).To(Equal(dynamicPluginsConfigName))
backendAuthAppConfigVol, ok := findVolume(found.Spec.Template.Spec.Volumes, backendAuthConfigName)
Expect(ok).To(BeTrue(), "No volume found with name: %s", backendAuthConfigName)
Expect(backendAuthAppConfigVol.VolumeSource.Secret).To(BeNil())
Expect(backendAuthAppConfigVol.VolumeSource.ConfigMap.DefaultMode).To(HaveValue(Equal(int32(420))))
Expect(backendAuthAppConfigVol.VolumeSource.ConfigMap.LocalObjectReference.Name).To(Equal(backendAuthConfigName))
})
By("Checking the Number of init containers in the Backstage Deployment")
Expect(found.Spec.Template.Spec.InitContainers).To(HaveLen(1))
initCont := found.Spec.Template.Spec.InitContainers[0]
By("Checking the Init Container Env Vars in the Backstage Deployment", func() {
Expect(initCont.Env).To(HaveLen(1))
Expect(initCont.Env[0].Name).To(Equal("NPM_CONFIG_USERCONFIG"))
Expect(initCont.Env[0].Value).To(Equal("/opt/app-root/src/.npmrc.dynamic-plugins"))
})
By("Checking the Init Container Volume Mounts in the Backstage Deployment", func() {
Expect(initCont.VolumeMounts).To(HaveLen(3))
dpRoot := findVolumeMounts(initCont.VolumeMounts, "dynamic-plugins-root")
Expect(dpRoot).To(HaveLen(1), "No volume mount found with name: dynamic-plugins-root")
Expect(dpRoot[0].MountPath).To(Equal("/dynamic-plugins-root"))
Expect(dpRoot[0].ReadOnly).To(BeFalse())
Expect(dpRoot[0].SubPath).To(BeEmpty())
dpNpmrc := findVolumeMounts(initCont.VolumeMounts, "dynamic-plugins-npmrc")
Expect(dpNpmrc).To(HaveLen(1), "No volume mount found with name: dynamic-plugins-npmrc")
Expect(dpNpmrc[0].MountPath).To(Equal("/opt/app-root/src/.npmrc.dynamic-plugins"))
Expect(dpNpmrc[0].ReadOnly).To(BeTrue())
Expect(dpNpmrc[0].SubPath).To(Equal(".npmrc"))
dp := findVolumeMounts(initCont.VolumeMounts, dynamicPluginsConfigName)
Expect(dp).To(HaveLen(1), "No volume mount found with name: %s", dynamicPluginsConfigName)
Expect(dp[0].MountPath).To(Equal("/opt/app-root/src/dynamic-plugins.yaml"))
Expect(dp[0].SubPath).To(Equal("dynamic-plugins.yaml"))
Expect(dp[0].ReadOnly).To(BeTrue())
})
By("Checking the Number of main containers in the Backstage Deployment")
Expect(found.Spec.Template.Spec.Containers).To(HaveLen(1))
mainCont := found.Spec.Template.Spec.Containers[0]
By("Checking the main container Args in the Backstage Deployment", func() {
Expect(mainCont.Args).To(HaveLen(4))
Expect(mainCont.Args[0]).To(Equal("--config"))
Expect(mainCont.Args[1]).To(Equal("dynamic-plugins-root/app-config.dynamic-plugins.yaml"))
Expect(mainCont.Args[2]).To(Equal("--config"))
Expect(mainCont.Args[3]).To(Equal("/opt/app-root/src/app-config.backend-auth.default.yaml"))
})
By("Checking the main container Volume Mounts in the Backstage Deployment", func() {
Expect(mainCont.VolumeMounts).To(HaveLen(2))
dpRoot := findVolumeMounts(mainCont.VolumeMounts, "dynamic-plugins-root")
Expect(dpRoot).To(HaveLen(1), "No volume mount found with name: dynamic-plugins-root")
Expect(dpRoot[0].MountPath).To(Equal("/opt/app-root/src/dynamic-plugins-root"))
Expect(dpRoot[0].SubPath).To(BeEmpty())
bsAuth := findVolumeMounts(mainCont.VolumeMounts, backendAuthConfigName)
Expect(bsAuth).To(HaveLen(1), "No volume mount found with name: %s", backendAuthConfigName)
Expect(bsAuth[0].MountPath).To(Equal("/opt/app-root/src/app-config.backend-auth.default.yaml"))
Expect(bsAuth[0].SubPath).To(Equal("app-config.backend-auth.default.yaml"))
})
By("Checking the db secret used by the Backstage Deployment")
secName := getSecretName(found.Spec.Template.Spec.Containers, _defaultBackstageMainContainerName)
Expect(secName).Should(Equal(getDefaultPsqlSecretName(backstage)))
By("Checking the latest Status added to the Backstage instance")
verifyBackstageInstance(ctx)
By("Checking the localdb statefulset has been created")
Eventually(func(g Gomega) {
err := k8sClient.Get(ctx, types.NamespacedName{Name: fmt.Sprintf("backstage-psql-%s", backstageName), Namespace: ns}, &appsv1.StatefulSet{})
g.Expect(err).To(Not(HaveOccurred()))
}, time.Minute, time.Second).Should(Succeed())
By("Checking the localdb services have been created")
Eventually(func(g Gomega) {
err := k8sClient.Get(ctx, types.NamespacedName{Name: fmt.Sprintf("backstage-psql-%s", backstageName), Namespace: ns}, &corev1.Service{})
g.Expect(err).To(Not(HaveOccurred()))
err = k8sClient.Get(ctx, types.NamespacedName{Name: fmt.Sprintf("backstage-psql-%s-hl", backstageName), Namespace: ns}, &corev1.Service{})
g.Expect(err).To(Not(HaveOccurred()))
}, time.Minute, time.Second).Should(Succeed())
By("Checking the localdb secret has been gnerated")
Eventually(func(g Gomega) {
err := k8sClient.Get(ctx, types.NamespacedName{Name: getDefaultPsqlSecretName(backstage), Namespace: ns}, &corev1.Secret{})
g.Expect(err).To(Not(HaveOccurred()))
}, time.Minute, time.Second).Should(Succeed())
By("Updating custom resource by disabling local db")
var enableLocalDb bool = false
Eventually(func(g Gomega) {
toBeUpdated := &bsv1alpha1.Backstage{}
err := k8sClient.Get(ctx, types.NamespacedName{Name: backstageName, Namespace: ns}, toBeUpdated)
g.Expect(err).To(Not(HaveOccurred()))
toBeUpdated.Spec.Database.EnableLocalDb = &enableLocalDb
toBeUpdated.Spec.Database.AuthSecretName = "existing-db-secret"
err = k8sClient.Update(ctx, toBeUpdated)
g.Expect(err).To(Not(HaveOccurred()))
}, time.Minute, time.Second).Should(Succeed())
By("Reconciling again after the custom resource update with local db disabled")
_, err = backstageReconciler.Reconcile(ctx, reconcile.Request{
NamespacedName: types.NamespacedName{Name: backstageName, Namespace: ns},
})
Expect(err).To(Not(HaveOccurred()))
By("Checking that the local db statefulset has been deleted")
Eventually(func(g Gomega) {
err := k8sClient.Get(ctx,
types.NamespacedName{Namespace: ns, Name: getDefaultDbObjName(*backstage)},
&appsv1.StatefulSet{})
g.Expect(err).Should(HaveOccurred())
g.Expect(errors.IsNotFound(err)).Should(BeTrue(), fmtNotFound, err)
}, time.Minute, time.Second).Should(Succeed())
By("Checking that the local db services have been deleted")
Eventually(func(g Gomega) {
err := k8sClient.Get(ctx,
types.NamespacedName{Namespace: ns, Name: getDefaultDbObjName(*backstage)},
&corev1.Service{})
g.Expect(err).Should(HaveOccurred())
g.Expect(errors.IsNotFound(err)).Should(BeTrue(), fmtNotFound, err)
err = k8sClient.Get(ctx,
types.NamespacedName{Namespace: ns, Name: fmt.Sprintf("backstage-psql-%s-hl", backstage.Name)},
&corev1.Service{})
g.Expect(err).Should(HaveOccurred())
g.Expect(errors.IsNotFound(err)).Should(BeTrue(), fmtNotFound, err)
}, time.Minute, time.Second).Should(Succeed())
By("Checking that the local db secret has been deleted")
Eventually(func(g Gomega) {
err := k8sClient.Get(ctx,
types.NamespacedName{Namespace: ns, Name: getDefaultDbObjName(*backstage)},
&corev1.Secret{})
g.Expect(err).Should(HaveOccurred())
g.Expect(errors.IsNotFound(err)).Should(BeTrue(), fmtNotFound, err)
}, time.Minute, time.Second).Should(Succeed())
})
})
Context("specifying runtime configs", func() {
When("creating CR with runtime config for Backstage deployment", func() {
var backstage *bsv1alpha1.Backstage
BeforeEach(func() {
backstageConfigMap := buildConfigMap("my-bs-config",
map[string]string{
"deployment.yaml": `
apiVersion: apps/v1
kind: Deployment
metadata:
name: bs1-deployment
labels:
app: bs1
spec:
replicas: 1
selector:
matchLabels:
app: bs1
template:
metadata:
labels:
app: bs1
spec:
containers:
- name: backstage-backend
image: busybox
- name: sidecar
image: busybox
initContainers:
- name: install-dynamic-plugins
image: busybox
`,
})
err := k8sClient.Create(ctx, backstageConfigMap)
Expect(err).To(Not(HaveOccurred()))
img := "backstage"
backstage = buildBackstageCR(bsv1alpha1.BackstageSpec{
Application: &bsv1alpha1.Application{
Image: &img,
},
RawRuntimeConfig: bsv1alpha1.RuntimeConfig{
BackstageConfigName: backstageConfigMap.Name,
},
})
err = k8sClient.Create(ctx, backstage)
Expect(err).To(Not(HaveOccurred()))
})
It("should create the resources", func() {
By("Checking if the custom resource was successfully created")
Eventually(func() error {
found := &bsv1alpha1.Backstage{}
return k8sClient.Get(ctx, types.NamespacedName{Name: backstageName, Namespace: ns}, found)
}, time.Minute, time.Second).Should(Succeed())
By("Reconciling the custom resource created")
_, err := backstageReconciler.Reconcile(ctx, reconcile.Request{
NamespacedName: types.NamespacedName{Name: backstageName, Namespace: ns},
})
Expect(err).To(Not(HaveOccurred()))
By("Checking if Deployment was successfully created in the reconciliation")
Eventually(func() error {
found := &appsv1.Deployment{}
if err := k8sClient.Get(ctx, types.NamespacedName{Namespace: ns, Name: getDefaultObjName(*backstage)}, found); err != nil {
return err
}
Expect(len(found.Spec.Template.Spec.Containers)).To(Equal(2))
for i, c := range found.Spec.Template.Spec.Containers {
if c.Name == _defaultBackstageMainContainerName {
Expect(found.Spec.Template.Spec.Containers[i].Image).To(Equal("backstage"))
} else {
Expect(found.Spec.Template.Spec.Containers[i].Image).To(Equal("busybox"))
}
}
Expect(len(found.Spec.Template.Spec.InitContainers)).To(Equal(1))
Expect(found.Spec.Template.Spec.InitContainers[0].Image).To(Equal("backstage"))
return nil
}, time.Minute, time.Second).Should(Succeed())
By("Checking the latest Status added to the Backstage instance")
verifyBackstageInstance(ctx)
})
})
When("creating CR with runtime config for the database", func() {
var backstage *bsv1alpha1.Backstage
BeforeEach(func() {
localDbConfigMap := buildConfigMap("my-db-config", map[string]string{
"db-statefulset.yaml": `
apiVersion: apps/v1
kind: StatefulSet
metadata:
name: db-statefulset
spec:
replicas: 3
selector:
matchLabels:
app: db
template:
metadata:
labels:
app: db
spec:
containers:
- name: db
image: busybox
`,
})
err := k8sClient.Create(ctx, localDbConfigMap)
Expect(err).To(Not(HaveOccurred()))
backstage = buildBackstageCR(bsv1alpha1.BackstageSpec{
RawRuntimeConfig: bsv1alpha1.RuntimeConfig{
LocalDbConfigName: localDbConfigMap.Name,
},
})
err = k8sClient.Create(ctx, backstage)
Expect(err).To(Not(HaveOccurred()))
})
It("should create the resources", func() {
By("Checking if the custom resource was successfully created")
Eventually(func() error {
found := &bsv1alpha1.Backstage{}
return k8sClient.Get(ctx, types.NamespacedName{Name: backstageName, Namespace: ns}, found)
}, time.Minute, time.Second).Should(Succeed())
By("Reconciling the custom resource created")
_, err := backstageReconciler.Reconcile(ctx, reconcile.Request{
NamespacedName: types.NamespacedName{Name: backstageName, Namespace: ns},
})
Expect(err).To(Not(HaveOccurred()))
By("Checking if StatefulSet was successfully created in the reconciliation")
Eventually(func(g Gomega) {
found := &appsv1.StatefulSet{}
name := getDefaultDbObjName(*backstage)
err := k8sClient.Get(ctx, types.NamespacedName{Namespace: ns, Name: name}, found)
g.Expect(err).ShouldNot(HaveOccurred())
g.Expect(found.Spec.Replicas).Should(HaveValue(BeEquivalentTo(3)))
// Make sure the ownerrefs are correctly set based on backstage CR
ownerRefs := found.GetOwnerReferences()
backstageCreated := &bsv1alpha1.Backstage{}
err = k8sClient.Get(ctx, types.NamespacedName{Name: backstageName, Namespace: ns}, backstageCreated)
g.Expect(err).ShouldNot(HaveOccurred())
g.Expect(ownerRefs).Should(HaveLen(1))
g.Expect(ownerRefs[0].APIVersion).Should(Equal(bsv1alpha1.GroupVersion.String()))
g.Expect(ownerRefs[0].Kind).Should(Equal("Backstage"))
g.Expect(ownerRefs[0].Name).Should(Equal(backstage.Name))
g.Expect(ownerRefs[0].UID).Should(Equal(backstageCreated.UID))
}, time.Minute, time.Second).Should(Succeed())
By("Checking the latest Status added to the Backstage instance")
verifyBackstageInstance(ctx)
})
})
})
Context("App Configs", func() {
When("referencing non-existing ConfigMap as app-config", func() {
var backstage *bsv1alpha1.Backstage
const cmName = "a-non-existing-cm"
BeforeEach(func() {
backstage = buildBackstageCR(bsv1alpha1.BackstageSpec{
Application: &bsv1alpha1.Application{
AppConfig: &bsv1alpha1.AppConfig{
ConfigMaps: []bsv1alpha1.ObjectKeyRef{
{Name: cmName},
},
},
},
})
err := k8sClient.Create(ctx, backstage)
Expect(err).To(Not(HaveOccurred()))
})
It("should fail to reconcile", func() {
By("Checking if the custom resource was successfully created")
Eventually(func() error {
found := &bsv1alpha1.Backstage{}
return k8sClient.Get(ctx, types.NamespacedName{Name: backstageName, Namespace: ns}, found)
}, time.Minute, time.Second).Should(Succeed())
By("Not reconciling the custom resource created")
_, err := backstageReconciler.Reconcile(ctx, reconcile.Request{
NamespacedName: types.NamespacedName{Name: backstageName, Namespace: ns},
})
Expect(err).To(HaveOccurred())
errStr := fmt.Sprintf("failed to add volume mounts to Backstage deployment, reason: configmaps \"%s\" not found", cmName)
Expect(err.Error()).Should(ContainSubstring(errStr))
verifyBackstageInstanceError(ctx, errStr)
By("Not creating a Backstage Deployment")
Consistently(func() error {
// TODO to get name from default
return k8sClient.Get(ctx, types.NamespacedName{Namespace: ns, Name: getDefaultObjName(*backstage)}, &appsv1.Deployment{})
}, 5*time.Second, time.Second).Should(Not(Succeed()))
})
})
for _, mountPath := range []string{"", "/some/path/for/app-config"} {
mountPath := mountPath
for _, key := range []string{"", "my-app-config-12.yaml"} {
key := key
When(fmt.Sprintf("referencing ConfigMaps for app-configs (mountPath=%q, key=%q) and dynamic plugins config ConfigMap", mountPath, key),
func() {
const (
appConfig1CmName = "my-app-config-1-cm"
dynamicPluginsConfigName = "my-dynamic-plugins-config"
)
var backstage *bsv1alpha1.Backstage
BeforeEach(func() {
appConfig1Cm := buildConfigMap(appConfig1CmName, map[string]string{
"my-app-config-11.yaml": `
# my-app-config-11.yaml
`,
"my-app-config-12.yaml": `
# my-app-config-12.yaml
`,
})
err := k8sClient.Create(ctx, appConfig1Cm)
Expect(err).To(Not(HaveOccurred()))
dynamicPluginsCm := buildConfigMap(dynamicPluginsConfigName, map[string]string{
"dynamic-plugins.yaml": `
# dynamic-plugins.yaml (configmap)
includes: [dynamic-plugins.default.yaml]
plugins: []
`,
})
err = k8sClient.Create(ctx, dynamicPluginsCm)
Expect(err).To(Not(HaveOccurred()))
backstage = buildBackstageCR(bsv1alpha1.BackstageSpec{
Application: &bsv1alpha1.Application{
AppConfig: &bsv1alpha1.AppConfig{
MountPath: mountPath,
ConfigMaps: []bsv1alpha1.ObjectKeyRef{
{
Name: appConfig1CmName,
Key: key,
},
},
},
DynamicPluginsConfigMapName: dynamicPluginsConfigName,
},
})
err = k8sClient.Create(ctx, backstage)
Expect(err).To(Not(HaveOccurred()))
})
It("should reconcile", func() {
By("Checking if the custom resource was successfully created")
Eventually(func() error {
found := &bsv1alpha1.Backstage{}
return k8sClient.Get(ctx, types.NamespacedName{Name: backstageName, Namespace: ns}, found)
}, time.Minute, time.Second).Should(Succeed())
By("Reconciling the custom resource created")
_, err := backstageReconciler.Reconcile(ctx, reconcile.Request{
NamespacedName: types.NamespacedName{Name: backstageName, Namespace: ns},
})
Expect(err).To(Not(HaveOccurred()))
By("Checking that the Deployment was successfully created in the reconciliation")
found := &appsv1.Deployment{}
Eventually(func(g Gomega) {
// TODO to get name from default
err := k8sClient.Get(ctx, types.NamespacedName{Namespace: ns, Name: getDefaultObjName(*backstage)}, found)
g.Expect(err).To(Not(HaveOccurred()))
}, time.Minute, time.Second).Should(Succeed())
By("Checking the Volumes in the Backstage Deployment", func() {
Expect(found.Spec.Template.Spec.Volumes).To(HaveLen(4))
_, ok := findVolume(found.Spec.Template.Spec.Volumes, "dynamic-plugins-root")
Expect(ok).To(BeTrue(), "No volume found with name: dynamic-plugins-root")
_, ok = findVolume(found.Spec.Template.Spec.Volumes, "dynamic-plugins-npmrc")
Expect(ok).To(BeTrue(), "No volume found with name: dynamic-plugins-npmrc")
appConfig1CmVol, ok := findVolume(found.Spec.Template.Spec.Volumes, appConfig1CmName)
Expect(ok).To(BeTrue(), "No volume found with name: %s", appConfig1CmName)
Expect(appConfig1CmVol.VolumeSource.Secret).To(BeNil())
Expect(appConfig1CmVol.VolumeSource.ConfigMap.DefaultMode).To(HaveValue(Equal(int32(420))))
Expect(appConfig1CmVol.VolumeSource.ConfigMap.LocalObjectReference.Name).To(Equal(appConfig1CmName))
dynamicPluginsConfigVol, ok := findVolume(found.Spec.Template.Spec.Volumes, dynamicPluginsConfigName)
Expect(ok).To(BeTrue(), "No volume found with name: %s", dynamicPluginsConfigName)
Expect(dynamicPluginsConfigVol.VolumeSource.Secret).To(BeNil())
Expect(dynamicPluginsConfigVol.VolumeSource.ConfigMap.DefaultMode).To(HaveValue(Equal(int32(420))))
Expect(dynamicPluginsConfigVol.VolumeSource.ConfigMap.LocalObjectReference.Name).To(Equal(dynamicPluginsConfigName))
})
By("Checking the Number of init containers in the Backstage Deployment")
Expect(found.Spec.Template.Spec.InitContainers).To(HaveLen(1))
initCont := found.Spec.Template.Spec.InitContainers[0]
By("Checking the Init Container Env Vars in the Backstage Deployment", func() {
Expect(initCont.Env).To(HaveLen(1))
Expect(initCont.Env[0].Name).To(Equal("NPM_CONFIG_USERCONFIG"))
Expect(initCont.Env[0].Value).To(Equal("/opt/app-root/src/.npmrc.dynamic-plugins"))
})
By("Checking the Init Container Volume Mounts in the Backstage Deployment", func() {
Expect(initCont.VolumeMounts).To(HaveLen(3))
dpRoot := findVolumeMounts(initCont.VolumeMounts, "dynamic-plugins-root")
Expect(dpRoot).To(HaveLen(1),
"No volume mount found with name: dynamic-plugins-root")
Expect(dpRoot[0].MountPath).To(Equal("/dynamic-plugins-root"))
Expect(dpRoot[0].ReadOnly).To(BeFalse())
Expect(dpRoot[0].SubPath).To(BeEmpty())
dpNpmrc := findVolumeMounts(initCont.VolumeMounts, "dynamic-plugins-npmrc")
Expect(dpNpmrc).To(HaveLen(1),
"No volume mount found with name: dynamic-plugins-npmrc")
Expect(dpNpmrc[0].MountPath).To(Equal("/opt/app-root/src/.npmrc.dynamic-plugins"))
Expect(dpNpmrc[0].ReadOnly).To(BeTrue())
Expect(dpNpmrc[0].SubPath).To(Equal(".npmrc"))
dp := findVolumeMounts(initCont.VolumeMounts, dynamicPluginsConfigName)
Expect(dp).To(HaveLen(1), "No volume mount found with name: %s", dynamicPluginsConfigName)
Expect(dp[0].MountPath).To(Equal("/opt/app-root/src/dynamic-plugins.yaml"))
Expect(dp[0].SubPath).To(Equal("dynamic-plugins.yaml"))
Expect(dp[0].ReadOnly).To(BeTrue())
})
By("Checking the Number of main containers in the Backstage Deployment")
Expect(found.Spec.Template.Spec.Containers).To(HaveLen(1))
mainCont := found.Spec.Template.Spec.Containers[0]
expectedMountPath := mountPath
if expectedMountPath == "" {
expectedMountPath = "/opt/app-root/src"
}
By("Checking the main container Args in the Backstage Deployment", func() {
nbArgs := 6
if key != "" {
nbArgs = 4
}
Expect(mainCont.Args).To(HaveLen(nbArgs))
Expect(mainCont.Args[1]).To(Equal("dynamic-plugins-root/app-config.dynamic-plugins.yaml"))
for i := 0; i <= nbArgs-2; i += 2 {
Expect(mainCont.Args[i]).To(Equal("--config"))
}
if key == "" {
//TODO(rm3l): the order of the rest of the --config args should be the same as the order in
// which the keys are listed in the ConfigMap/Secrets
// But as this is returned as a map, Go does not provide any guarantee on the iteration order.
Expect(mainCont.Args[3]).To(SatisfyAny(
Equal(expectedMountPath+"/my-app-config-11.yaml"),
Equal(expectedMountPath+"/my-app-config-12.yaml"),
))
Expect(mainCont.Args[5]).To(SatisfyAny(
Equal(expectedMountPath+"/my-app-config-11.yaml"),
Equal(expectedMountPath+"/my-app-config-12.yaml"),
))
Expect(mainCont.Args[3]).To(Not(Equal(mainCont.Args[5])))
} else {
Expect(mainCont.Args[3]).To(Equal(fmt.Sprintf("%s/%s", expectedMountPath, key)))
}
})
By("Checking the main container Volume Mounts in the Backstage Deployment", func() {
nbMounts := 3
if key != "" {
nbMounts = 2
}
Expect(mainCont.VolumeMounts).To(HaveLen(nbMounts))
dpRoot := findVolumeMounts(mainCont.VolumeMounts, "dynamic-plugins-root")
Expect(dpRoot).To(HaveLen(1), "No volume mount found with name: dynamic-plugins-root")
Expect(dpRoot[0].MountPath).To(Equal("/opt/app-root/src/dynamic-plugins-root"))
Expect(dpRoot[0].SubPath).To(BeEmpty())
appConfig1CmMounts := findVolumeMounts(mainCont.VolumeMounts, appConfig1CmName)
Expect(appConfig1CmMounts).To(HaveLen(nbMounts-1), "Wrong number of volume mounts found with name: %s", appConfig1CmName)
if key != "" {
Expect(appConfig1CmMounts).To(HaveLen(1), "Wrong number of volume mounts found with name: %s", appConfig1CmName)
Expect(appConfig1CmMounts[0].MountPath).To(Equal(fmt.Sprintf("%s/%s", expectedMountPath, key)))
Expect(appConfig1CmMounts[0].SubPath).To(Equal(key))
} else {
Expect(appConfig1CmMounts).To(HaveLen(2), "Wrong number of volume mounts found with name: %s", appConfig1CmName)
Expect(appConfig1CmMounts[0].MountPath).ToNot(Equal(appConfig1CmMounts[1].MountPath))
for i := 0; i <= 1; i++ {
Expect(appConfig1CmMounts[i].MountPath).To(
SatisfyAny(
Equal(expectedMountPath+"/my-app-config-11.yaml"),
Equal(expectedMountPath+"/my-app-config-12.yaml")))
Expect(appConfig1CmMounts[i].SubPath).To(
SatisfyAny(
Equal("my-app-config-11.yaml"),
Equal("my-app-config-12.yaml")))
}
}
})
By("Checking the latest Status added to the Backstage instance")
verifyBackstageInstance(ctx)
})
})
}
}
})
Context("Extra Files", func() {
for _, kind := range []string{"ConfigMap", "Secret"} {
kind := kind
name := "a-" + strings.ToLower(kind)
title := ""
errExpected := ""
switch kind {
case "ConfigMap":
title = fmt.Sprintf("referencing non-existing %s as extra-file without key", kind)
errExpected = fmt.Sprintf("configmaps \"%s\" not found", name)
case "Secret":
title = fmt.Sprintf("referencing %s as extra-file without key", kind)
errExpected = fmt.Sprintf("key is required to mount extra file with secret %s", name)
}
When(title, func() {
var backstage *bsv1alpha1.Backstage
BeforeEach(func() {
var (
cmExtraFiles []bsv1alpha1.ObjectKeyRef
secExtraFiles []bsv1alpha1.ObjectKeyRef
)
switch kind {
case "ConfigMap":
cmExtraFiles = append(cmExtraFiles, bsv1alpha1.ObjectKeyRef{Name: name})
case "Secret":
secExtraFiles = append(secExtraFiles, bsv1alpha1.ObjectKeyRef{Name: name})
}
backstage = buildBackstageCR(bsv1alpha1.BackstageSpec{
Application: &bsv1alpha1.Application{
ExtraFiles: &bsv1alpha1.ExtraFiles{
ConfigMaps: cmExtraFiles,
Secrets: secExtraFiles,
},
},
})
err := k8sClient.Create(ctx, backstage)
Expect(err).To(Not(HaveOccurred()))
})
It("should fail to reconcile", func() {
By("Checking if the custom resource was successfully created")
Eventually(func() error {
found := &bsv1alpha1.Backstage{}
return k8sClient.Get(ctx, types.NamespacedName{Name: backstageName, Namespace: ns}, found)
}, time.Minute, time.Second).Should(Succeed())
By("Not reconciling the custom resource created")
_, err := backstageReconciler.Reconcile(ctx, reconcile.Request{
NamespacedName: types.NamespacedName{Name: backstageName, Namespace: ns},
})
Expect(err).To(HaveOccurred())
Expect(err.Error()).Should(ContainSubstring(errExpected))
verifyBackstageInstanceError(ctx, errExpected)
By("Not creating a Backstage Deployment")
Consistently(func() error {
// TODO to get name from default
return k8sClient.Get(ctx, types.NamespacedName{Namespace: ns, Name: getDefaultObjName(*backstage)}, &appsv1.Deployment{})
}, 5*time.Second, time.Second).Should(Not(Succeed()))
})
})
}
for _, mountPath := range []string{"", "/some/path/for/extra/config"} {
mountPath := mountPath
When("referencing ConfigMaps and Secrets for extra files - mountPath="+mountPath, func() {
const (
extraConfig1CmNameAll = "my-extra-config-1-cm-all"
extraConfig1CmNameSingle = "my-extra-config-1-cm-single"
extraConfig2SecretNameSingle = "my-extra-config-2-secret-single"
)
var backstage *bsv1alpha1.Backstage
BeforeEach(func() {
extraConfig1CmAll := buildConfigMap(extraConfig1CmNameAll, map[string]string{
"my-extra-config-11.yaml": `
# my-extra-config-11.yaml
`,
"my-extra-config-12.yaml": `
# my-extra-config-12.yaml
`,
})
err := k8sClient.Create(ctx, extraConfig1CmAll)
Expect(err).To(Not(HaveOccurred()))
extraConfig1CmSingle := buildConfigMap(extraConfig1CmNameSingle, map[string]string{
"my-extra-file-11-single.yaml": `
# my-extra-file-11-single.yaml
`,
"my-extra-file-12-single.yaml": `
# my-extra-file-12-single.yaml
`,
})
err = k8sClient.Create(ctx, extraConfig1CmSingle)
Expect(err).To(Not(HaveOccurred()))
extraConfig2SecretSingle := buildSecret(extraConfig2SecretNameSingle, map[string][]byte{
"my-extra-file-21-single.yaml": []byte(`
# my-extra-file-21-single.yaml
`),
"my-extra-file-22-single.yaml": []byte(`
# my-extra-file-22-single.yaml
`),
})
err = k8sClient.Create(ctx, extraConfig2SecretSingle)
Expect(err).To(Not(HaveOccurred()))
backstage = buildBackstageCR(bsv1alpha1.BackstageSpec{
Application: &bsv1alpha1.Application{
ExtraFiles: &bsv1alpha1.ExtraFiles{
MountPath: mountPath,
ConfigMaps: []bsv1alpha1.ObjectKeyRef{
{Name: extraConfig1CmNameAll},
{Name: extraConfig1CmNameSingle, Key: "my-extra-file-12-single.yaml"},
},