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rabbitmqcluster_controller_test.go
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/*
RabbitMQ Cluster Operator
Copyright 2020 VMware, Inc. All Rights Reserved.
This product is licensed to you under the Mozilla Public license, Version 2.0 (the "License"). You may not use this product except in compliance with the Mozilla Public License.
This product may include a number of subcomponents with separate copyright notices and license terms. Your use of these subcomponents is subject to the terms and conditions of the subcomponent's license, as noted in the LICENSE file.
*/
package controllers_test
import (
"context"
"fmt"
"time"
"k8s.io/apimachinery/pkg/util/intstr"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
rabbitmqv1beta1 "github.com/rabbitmq/cluster-operator/api/v1beta1"
"github.com/rabbitmq/cluster-operator/internal/resource"
"github.com/rabbitmq/cluster-operator/internal/status"
appsv1 "k8s.io/api/apps/v1"
corev1 "k8s.io/api/core/v1"
apierrors "k8s.io/apimachinery/pkg/api/errors"
k8sresource "k8s.io/apimachinery/pkg/api/resource"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/types"
"k8s.io/client-go/util/retry"
runtimeClient "sigs.k8s.io/controller-runtime/pkg/client"
)
const (
ClusterCreationTimeout = 5 * time.Second
ClusterDeletionTimeout = 5 * time.Second
)
var _ = Describe("RabbitmqClusterController", func() {
var (
cluster *rabbitmqv1beta1.RabbitmqCluster
one int32 = 1
defaultNamespace = "default"
ctx = context.Background()
updateWithRetry = func(cr *rabbitmqv1beta1.RabbitmqCluster, mutateFn func(r *rabbitmqv1beta1.RabbitmqCluster)) error {
return retry.RetryOnConflict(retry.DefaultRetry, func() error {
objKey, err := runtimeClient.ObjectKeyFromObject(cr)
if err != nil {
return err
}
if err := client.Get(ctx, objKey, cr); err != nil {
return err
}
mutateFn(cr)
return client.Update(ctx, cr)
})
}
)
Context("default settings", func() {
BeforeEach(func() {
cluster = &rabbitmqv1beta1.RabbitmqCluster{
ObjectMeta: metav1.ObjectMeta{
Name: "rabbitmq-one",
Namespace: defaultNamespace,
},
Spec: rabbitmqv1beta1.RabbitmqClusterSpec{
Replicas: &one,
},
}
Expect(client.Create(ctx, cluster)).To(Succeed())
waitForClusterCreation(ctx, cluster, client)
})
AfterEach(func() {
Expect(client.Delete(ctx, cluster)).To(Succeed())
Eventually(func() bool {
rmq := &rabbitmqv1beta1.RabbitmqCluster{}
err := client.Get(ctx, types.NamespacedName{Name: cluster.Name, Namespace: cluster.Namespace}, rmq)
return apierrors.IsNotFound(err)
}, 5).Should(BeTrue())
})
It("works", func() {
By("creating a statefulset with default configurations", func() {
sts := statefulSet(ctx, cluster)
Expect(sts.Name).To(Equal(cluster.ChildResourceName("server")))
Expect(sts.Spec.Template.Spec.ImagePullSecrets).To(BeEmpty())
Expect(len(sts.Spec.VolumeClaimTemplates)).To(Equal(1))
Expect(sts.Spec.VolumeClaimTemplates[0].Spec.StorageClassName).To(BeNil())
})
By("creating the server conf configmap", func() {
configMapName := cluster.ChildResourceName("server-conf")
configMap, err := clientSet.CoreV1().ConfigMaps(cluster.Namespace).Get(ctx, configMapName, metav1.GetOptions{})
Expect(err).NotTo(HaveOccurred())
Expect(configMap.Name).To(Equal(configMapName))
Expect(configMap.OwnerReferences[0].Name).To(Equal(cluster.Name))
})
By("creating the plugins conf configmap", func() {
configMapName := cluster.ChildResourceName("plugins-conf")
configMap, err := clientSet.CoreV1().ConfigMaps(cluster.Namespace).Get(ctx, configMapName, metav1.GetOptions{})
Expect(err).NotTo(HaveOccurred())
Expect(configMap.Name).To(Equal(configMapName))
Expect(configMap.OwnerReferences[0].Name).To(Equal(cluster.Name))
})
By("creating a rabbitmq default-user secret", func() {
secretName := cluster.ChildResourceName("default-user")
secret, err := clientSet.CoreV1().Secrets(cluster.Namespace).Get(ctx, secretName, metav1.GetOptions{})
Expect(err).NotTo(HaveOccurred())
Expect(secret.Name).To(Equal(secretName))
Expect(secret.OwnerReferences[0].Name).To(Equal(cluster.Name))
})
By("creating an erlang cookie secret", func() {
secretName := cluster.ChildResourceName("erlang-cookie")
secret, err := clientSet.CoreV1().Secrets(cluster.Namespace).Get(ctx, secretName, metav1.GetOptions{})
Expect(err).NotTo(HaveOccurred())
Expect(secret.Name).To(Equal(secretName))
Expect(secret.OwnerReferences[0].Name).To(Equal(cluster.Name))
})
By("creating a rabbitmq client service", func() {
svc := service(ctx, cluster, "client")
Expect(svc.Name).To(Equal(cluster.ChildResourceName("client")))
Expect(svc.OwnerReferences[0].Name).To(Equal(cluster.Name))
Expect(svc.Spec.Type).To(Equal(corev1.ServiceTypeClusterIP))
})
By("creating a rabbitmq headless service", func() {
svc := service(ctx, cluster, "headless")
Expect(svc.Name).To(Equal(cluster.ChildResourceName("headless")))
Expect(svc.OwnerReferences[0].Name).To(Equal(cluster.Name))
})
By("creating a service account", func() {
serviceAccountName := cluster.ChildResourceName("server")
serviceAccount, err := clientSet.CoreV1().ServiceAccounts(cluster.Namespace).Get(ctx, serviceAccountName, metav1.GetOptions{})
Expect(err).NotTo(HaveOccurred())
Expect(serviceAccount.Name).To(Equal(serviceAccountName))
Expect(serviceAccount.OwnerReferences[0].Name).To(Equal(cluster.Name))
})
By("creating a role", func() {
roleName := cluster.ChildResourceName("peer-discovery")
role, err := clientSet.RbacV1().Roles(cluster.Namespace).Get(ctx, roleName, metav1.GetOptions{})
Expect(err).NotTo(HaveOccurred())
Expect(role.Name).To(Equal(roleName))
Expect(role.OwnerReferences[0].Name).To(Equal(cluster.Name))
})
By("creating a role binding", func() {
roleBindingName := cluster.ChildResourceName("server")
roleBinding, err := clientSet.RbacV1().RoleBindings(cluster.Namespace).Get(ctx, roleBindingName, metav1.GetOptions{})
Expect(err).NotTo(HaveOccurred())
Expect(roleBinding.Name).To(Equal(roleBindingName))
Expect(roleBinding.OwnerReferences[0].Name).To(Equal(cluster.Name))
})
By("recording SuccessfulCreate events for all child resources", func() {
allEventMsgs := aggregateEventMsgs(ctx, cluster, "SuccessfulCreate")
Expect(allEventMsgs).To(ContainSubstring("created resource %s of Type *v1.StatefulSet", cluster.ChildResourceName("server")))
Expect(allEventMsgs).To(ContainSubstring("created resource %s of Type *v1.Service", cluster.ChildResourceName("client")))
Expect(allEventMsgs).To(ContainSubstring("created resource %s of Type *v1.Service", cluster.ChildResourceName("headless")))
Expect(allEventMsgs).To(ContainSubstring("created resource %s of Type *v1.ConfigMap", cluster.ChildResourceName("plugins-conf")))
Expect(allEventMsgs).To(ContainSubstring("created resource %s of Type *v1.ConfigMap", cluster.ChildResourceName("server-conf")))
Expect(allEventMsgs).To(ContainSubstring("created resource %s of Type *v1.Secret", cluster.ChildResourceName("erlang-cookie")))
Expect(allEventMsgs).To(ContainSubstring("created resource %s of Type *v1.Secret", cluster.ChildResourceName("default-user")))
Expect(allEventMsgs).To(ContainSubstring("created resource %s of Type *v1.ServiceAccount", cluster.ChildResourceName("server")))
Expect(allEventMsgs).To(ContainSubstring("created resource %s of Type *v1.Role", cluster.ChildResourceName("peer-discovery")))
Expect(allEventMsgs).To(ContainSubstring("created resource %s of Type *v1.RoleBinding", cluster.ChildResourceName("server")))
})
By("adding the deletion finalizer", func() {
rmq := &rabbitmqv1beta1.RabbitmqCluster{}
Eventually(func() string {
err := client.Get(ctx, types.NamespacedName{Name: cluster.Name, Namespace: cluster.Namespace}, rmq)
if err != nil {
return ""
}
if len(rmq.Finalizers) > 0 {
return rmq.Finalizers[0]
}
return ""
}, 5).Should(Equal("deletion.finalizers.rabbitmqclusters.rabbitmq.com"))
})
By("setting the default-user secret details in the custom resource status", func() {
rmq := &rabbitmqv1beta1.RabbitmqCluster{}
secretRef := &rabbitmqv1beta1.RabbitmqClusterSecretReference{}
Eventually(func() *rabbitmqv1beta1.RabbitmqClusterSecretReference {
err := client.Get(ctx, types.NamespacedName{Name: cluster.Name, Namespace: cluster.Namespace}, rmq)
if err != nil {
return nil
}
if rmq.Status.DefaultUser != nil && rmq.Status.DefaultUser.SecretReference != nil {
secretRef = rmq.Status.DefaultUser.SecretReference
return secretRef
}
return nil
}, 5).ShouldNot(BeNil())
Expect(secretRef.Name).To(Equal(rmq.ChildResourceName(resource.DefaultUserSecretName)))
Expect(secretRef.Namespace).To(Equal(rmq.Namespace))
Expect(secretRef.Keys).To(HaveKeyWithValue("username", "username"))
Expect(secretRef.Keys).To(HaveKeyWithValue("password", "password"))
})
By("setting the client service details in the custom resource status", func() {
rmq := &rabbitmqv1beta1.RabbitmqCluster{}
serviceRef := &rabbitmqv1beta1.RabbitmqClusterServiceReference{}
Eventually(func() *rabbitmqv1beta1.RabbitmqClusterServiceReference {
err := client.Get(ctx, types.NamespacedName{Name: cluster.Name, Namespace: cluster.Namespace}, rmq)
if err != nil {
return nil
}
if rmq.Status.DefaultUser != nil && rmq.Status.DefaultUser.ServiceReference != nil {
serviceRef = rmq.Status.DefaultUser.ServiceReference
return serviceRef
}
return nil
}, 5).ShouldNot(BeNil())
Expect(serviceRef.Name).To(Equal(rmq.ChildResourceName("client")))
Expect(serviceRef.Namespace).To(Equal(rmq.Namespace))
})
})
})
Context("Mutual TLS", func() {
AfterEach(func() {
Expect(client.Delete(ctx, cluster)).To(Succeed())
Eventually(func() bool {
rmq := &rabbitmqv1beta1.RabbitmqCluster{}
err := client.Get(ctx, types.NamespacedName{Name: cluster.Name, Namespace: cluster.Namespace}, rmq)
return apierrors.IsNotFound(err)
}, 5).Should(BeTrue())
})
Context("Mutual TLS with single secret", func() {
It("Deploys successfully", func() {
tlsSecretWithCACert(ctx, "tls-secret", defaultNamespace, "caCERT")
tlsSpec := rabbitmqv1beta1.TLSSpec{
SecretName: "tls-secret",
CaSecretName: "tls-secret",
CaCertName: "caCERT",
}
cluster = rabbitmqClusterWithTLS(ctx, "mutual-tls-success", defaultNamespace, tlsSpec)
waitForClusterCreation(ctx, cluster, client)
sts, err := clientSet.AppsV1().StatefulSets(cluster.Namespace).Get(ctx, cluster.ChildResourceName("server"), metav1.GetOptions{})
Expect(err).NotTo(HaveOccurred())
volumeMount := corev1.VolumeMount{
Name: "rabbitmq-tls",
MountPath: "/etc/rabbitmq-tls/caCERT",
SubPath: "caCERT",
ReadOnly: true,
}
Expect(sts.Spec.Template.Spec.Containers[0].VolumeMounts).To(ContainElement(volumeMount))
})
It("Does not deploy if the cert name does not match the contents of the secret", func() {
tlsSecretWithCACert(ctx, "tls-secret-missing", defaultNamespace, "ca.c")
tlsSpec := rabbitmqv1beta1.TLSSpec{
SecretName: "tls-secret-missing",
CaSecretName: "tls-secret-missing",
CaCertName: "ca.crt",
}
cluster = rabbitmqClusterWithTLS(ctx, "tls-secret-missing", defaultNamespace, tlsSpec)
verifyError(ctx, cluster, fmt.Sprintf("The TLS secret tls-secret-missing in namespace %s must have the field ca.crt", defaultNamespace))
})
})
Context("Mutual TLS with a seperate CA certificate secret", func() {
It("Does not deploy the RabbitmqCluster, and retries every 10 seconds", func() {
tlsSecretWithoutCACert(ctx, "rabbitmq-tls-secret-does-not-exist", defaultNamespace)
tlsSpec := rabbitmqv1beta1.TLSSpec{
SecretName: "rabbitmq-tls-secret-does-not-exist",
CaSecretName: "ca-cert-secret",
CaCertName: "ca.crt",
}
cluster = rabbitmqClusterWithTLS(ctx, "rabbitmq-tls-secret-does-not-exist", defaultNamespace, tlsSpec)
verifyError(ctx, cluster, "Failed to get CA certificate secret")
_, err := clientSet.AppsV1().StatefulSets(cluster.Namespace).Get(ctx, cluster.ChildResourceName("server"), metav1.GetOptions{})
Expect(err).To(HaveOccurred())
// create missing secret
caData := map[string]string{
"ca.crt": "this is a ca cert",
}
_, err = createSecret(ctx, "ca-cert-secret", defaultNamespace, caData)
Expect(err).NotTo(HaveOccurred())
waitForClusterCreation(ctx, cluster, client)
statefulSet(ctx, cluster)
})
It("Does not deploy if the cert name does not match the contents of the secret", func() {
tlsSecretWithoutCACert(ctx, "tls-secret", defaultNamespace)
caData := map[string]string{
"cacrt": "this is a ca cert",
}
_, err := createSecret(ctx, "ca-cert-secret-invalid", defaultNamespace, caData)
if !apierrors.IsAlreadyExists(err) {
Expect(err).NotTo(HaveOccurred())
}
tlsSpec := rabbitmqv1beta1.TLSSpec{
SecretName: "tls-secret",
CaSecretName: "ca-cert-secret-invalid",
CaCertName: "ca.crt",
}
cluster = rabbitmqClusterWithTLS(ctx, "rabbitmq-mutual-tls-missing", defaultNamespace, tlsSpec)
verifyError(ctx, cluster, fmt.Sprintf("The TLS secret ca-cert-secret-invalid in namespace %s must have the field ca.crt", defaultNamespace))
})
})
})
Context("TLS set on the instance", func() {
AfterEach(func() {
Expect(client.Delete(ctx, cluster)).To(Succeed())
Eventually(func() bool {
rmq := &rabbitmqv1beta1.RabbitmqCluster{}
err := client.Get(ctx, types.NamespacedName{Name: cluster.Name, Namespace: cluster.Namespace}, rmq)
return apierrors.IsNotFound(err)
}, 5).Should(BeTrue())
})
BeforeEach(func() {
tlsSecretWithoutCACert(ctx, "tls-secret", defaultNamespace)
})
It("Deploys successfully", func() {
cluster = &rabbitmqv1beta1.RabbitmqCluster{
ObjectMeta: metav1.ObjectMeta{
Name: "rabbitmq-tls",
Namespace: defaultNamespace,
},
Spec: rabbitmqv1beta1.RabbitmqClusterSpec{
Replicas: &one,
TLS: rabbitmqv1beta1.TLSSpec{
SecretName: "tls-secret",
},
},
}
Expect(client.Create(ctx, cluster)).To(Succeed())
waitForClusterCreation(ctx, cluster, client)
})
When("the TLS secret does not have the expected keys - tls.crt, or tls.key", func() {
BeforeEach(func() {
secretData := map[string]string{
"somekey": "someval",
"tls.key": "this is a tls key",
}
_, err := createSecret(ctx, "rabbitmq-tls-malformed", defaultNamespace, secretData)
if !apierrors.IsAlreadyExists(err) {
Expect(err).NotTo(HaveOccurred())
}
tlsSpec := rabbitmqv1beta1.TLSSpec{
SecretName: "rabbitmq-tls-malformed",
}
cluster = rabbitmqClusterWithTLS(ctx, "rabbitmq-tls-malformed", defaultNamespace, tlsSpec)
})
It("fails to deploy the RabbitmqCluster", func() {
verifyError(ctx, cluster, fmt.Sprintf("The TLS secret rabbitmq-tls-malformed in namespace %s must have the fields tls.crt and tls.key", defaultNamespace))
})
})
When("the TLS secret does not exist", func() {
It("fails to deploy the RabbitmqCluster until the secret is detected", func() {
tlsSpec := rabbitmqv1beta1.TLSSpec{
SecretName: "tls-secret-does-not-exist",
}
cluster = rabbitmqClusterWithTLS(ctx, "rabbitmq-tls-secret-does-not-exist", defaultNamespace, tlsSpec)
verifyError(ctx, cluster, "Failed to get TLS secret")
_, err := clientSet.AppsV1().StatefulSets(cluster.Namespace).Get(ctx, cluster.ChildResourceName("server"), metav1.GetOptions{})
Expect(err).To(HaveOccurred())
// create missing secret
secretData := map[string]string{
"tls.crt": "this is a tls cert",
"tls.key": "this is a tls key",
}
_, err = createSecret(ctx, "tls-secret-does-not-exist", defaultNamespace, secretData)
Expect(err).NotTo(HaveOccurred())
waitForClusterCreation(ctx, cluster, client)
statefulSet(ctx, cluster)
})
})
})
Context("Annotations set on the instance", func() {
BeforeEach(func() {
cluster = &rabbitmqv1beta1.RabbitmqCluster{
ObjectMeta: metav1.ObjectMeta{
Name: "rabbitmq-annotations",
Namespace: defaultNamespace,
Annotations: map[string]string{
"my-annotation": "this-annotation",
},
},
Spec: rabbitmqv1beta1.RabbitmqClusterSpec{
Replicas: &one,
ImagePullSecret: "rabbit-two-secret",
},
}
Expect(client.Create(ctx, cluster)).To(Succeed())
waitForClusterCreation(ctx, cluster, client)
})
AfterEach(func() {
Expect(client.Delete(ctx, cluster)).To(Succeed())
})
It("adds annotations to child resources", func() {
headlessSvc := service(ctx, cluster, "headless")
Expect(headlessSvc.Annotations).Should(HaveKeyWithValue("my-annotation", "this-annotation"))
sts := statefulSet(ctx, cluster)
Expect(sts.Annotations).Should(HaveKeyWithValue("my-annotation", "this-annotation"))
})
})
Context("ImagePullSecret configure on the instance", func() {
BeforeEach(func() {
cluster = &rabbitmqv1beta1.RabbitmqCluster{
ObjectMeta: metav1.ObjectMeta{
Name: "rabbitmq-two",
Namespace: defaultNamespace,
},
Spec: rabbitmqv1beta1.RabbitmqClusterSpec{
Replicas: &one,
ImagePullSecret: "rabbit-two-secret",
},
}
Expect(client.Create(ctx, cluster)).To(Succeed())
waitForClusterCreation(ctx, cluster, client)
})
AfterEach(func() {
Expect(client.Delete(ctx, cluster)).To(Succeed())
})
It("configures the imagePullSecret on sts correctly", func() {
By("using the instance spec secret", func() {
sts := statefulSet(ctx, cluster)
Expect(sts.Spec.Template.Spec.ImagePullSecrets).Should(ContainElement(corev1.LocalObjectReference{Name: "rabbit-two-secret"}))
})
})
})
Context("Affinity configurations", func() {
var affinity = &corev1.Affinity{
PodAffinity: &corev1.PodAffinity{
RequiredDuringSchedulingIgnoredDuringExecution: []corev1.PodAffinityTerm{
{
LabelSelector: &metav1.LabelSelector{
MatchLabels: map[string]string{
"affinity-label": "anti-affinity",
},
},
TopologyKey: "kubernetes.io/hostname",
},
},
},
}
BeforeEach(func() {
cluster = &rabbitmqv1beta1.RabbitmqCluster{
ObjectMeta: metav1.ObjectMeta{
Name: "rabbitmq-affinity",
Namespace: defaultNamespace,
},
Spec: rabbitmqv1beta1.RabbitmqClusterSpec{
Replicas: &one,
Affinity: affinity,
ImagePullSecret: "rabbit-two-secret",
},
}
Expect(client.Create(ctx, cluster)).To(Succeed())
})
AfterEach(func() {
Expect(client.Delete(ctx, cluster)).To(Succeed())
})
It("adds the affinity rules to pod spec", func() {
sts := statefulSet(ctx, cluster)
podSpecAffinity := sts.Spec.Template.Spec.Affinity
Expect(podSpecAffinity).To(Equal(affinity))
})
})
Context("Client service configurations", func() {
AfterEach(func() {
Expect(client.Delete(ctx, cluster)).To(Succeed())
Expect(clientSet.CoreV1().Services(cluster.Namespace).Delete(ctx, cluster.ChildResourceName("client"), metav1.DeleteOptions{}))
})
It("creates the service type and annotations as configured in instance spec", func() {
cluster = &rabbitmqv1beta1.RabbitmqCluster{
ObjectMeta: metav1.ObjectMeta{
Name: "rabbit-service-2",
Namespace: defaultNamespace,
},
Spec: rabbitmqv1beta1.RabbitmqClusterSpec{
Replicas: &one,
ImagePullSecret: "rabbit-service-secret",
},
}
cluster.Spec.Service.Type = "LoadBalancer"
cluster.Spec.Service.Annotations = map[string]string{"annotations": "cr-annotation"}
Expect(client.Create(ctx, cluster)).To(Succeed())
clientSvc := service(ctx, cluster, "client")
Expect(clientSvc.Spec.Type).Should(Equal(corev1.ServiceTypeLoadBalancer))
Expect(clientSvc.Annotations).Should(HaveKeyWithValue("annotations", "cr-annotation"))
})
})
Context("Resource requirements configurations", func() {
AfterEach(func() {
Expect(client.Delete(ctx, cluster)).To(Succeed())
})
It("uses resource requirements from instance spec when provided", func() {
cluster = &rabbitmqv1beta1.RabbitmqCluster{
ObjectMeta: metav1.ObjectMeta{
Name: "rabbit-resource-2",
Namespace: defaultNamespace,
},
Spec: rabbitmqv1beta1.RabbitmqClusterSpec{
Replicas: &one,
ImagePullSecret: "rabbit-resource-secret",
},
}
cluster.Spec.Resources = &corev1.ResourceRequirements{
Limits: map[corev1.ResourceName]k8sresource.Quantity{
corev1.ResourceMemory: k8sresource.MustParse("4Gi"),
},
Requests: map[corev1.ResourceName]k8sresource.Quantity{
corev1.ResourceMemory: k8sresource.MustParse("4Gi"),
},
}
Expect(client.Create(ctx, cluster)).To(Succeed())
sts := statefulSet(ctx, cluster)
actualResources := sts.Spec.Template.Spec.Containers[0].Resources
expectedResources := corev1.ResourceRequirements{
Limits: map[corev1.ResourceName]k8sresource.Quantity{
corev1.ResourceMemory: k8sresource.MustParse("4Gi"),
},
Requests: map[corev1.ResourceName]k8sresource.Quantity{
corev1.ResourceMemory: k8sresource.MustParse("4Gi"),
},
}
Expect(actualResources).To(Equal(expectedResources))
})
})
Context("Persistence configurations", func() {
AfterEach(func() {
Expect(client.Delete(ctx, cluster)).To(Succeed())
})
It("creates the RabbitmqCluster with the specified storage from instance spec", func() {
cluster = &rabbitmqv1beta1.RabbitmqCluster{
ObjectMeta: metav1.ObjectMeta{
Name: "rabbit-persistence-1",
Namespace: defaultNamespace,
},
Spec: rabbitmqv1beta1.RabbitmqClusterSpec{
Replicas: &one,
ImagePullSecret: "rabbit-resource-secret",
},
}
storageClassName := "my-storage-class"
cluster.Spec.Persistence.StorageClassName = &storageClassName
storage := k8sresource.MustParse("100Gi")
cluster.Spec.Persistence.Storage = &storage
Expect(client.Create(ctx, cluster)).To(Succeed())
sts := statefulSet(ctx, cluster)
Expect(len(sts.Spec.VolumeClaimTemplates)).To(Equal(1))
Expect(*sts.Spec.VolumeClaimTemplates[0].Spec.StorageClassName).To(Equal("my-storage-class"))
actualStorageCapacity := sts.Spec.VolumeClaimTemplates[0].Spec.Resources.Requests[corev1.ResourceStorage]
Expect(actualStorageCapacity).To(Equal(k8sresource.MustParse("100Gi")))
})
})
Context("Custom Resource updates", func() {
var (
clientServiceName string
statefulSetName string
)
BeforeEach(func() {
cluster = &rabbitmqv1beta1.RabbitmqCluster{
ObjectMeta: metav1.ObjectMeta{
Name: "rabbitmq-cr-update",
Namespace: defaultNamespace,
},
Spec: rabbitmqv1beta1.RabbitmqClusterSpec{
Replicas: &one,
ImagePullSecret: "rabbit-two-secret",
},
}
clientServiceName = cluster.ChildResourceName("client")
statefulSetName = cluster.ChildResourceName("server")
Expect(client.Create(ctx, cluster)).To(Succeed())
waitForClusterCreation(ctx, cluster, client)
})
AfterEach(func() {
Expect(client.Delete(ctx, cluster)).To(Succeed())
waitForClusterDeletion(ctx, cluster, client)
})
It("the service annotations are updated", func() {
Expect(updateWithRetry(cluster, func(r *rabbitmqv1beta1.RabbitmqCluster) {
r.Spec.Service.Annotations = map[string]string{"test-key": "test-value"}
})).To(Succeed())
Eventually(func() map[string]string {
clientServiceName := cluster.ChildResourceName("client")
service, _ := clientSet.CoreV1().Services(cluster.Namespace).Get(ctx, clientServiceName, metav1.GetOptions{})
return service.Annotations
}, 3).Should(HaveKeyWithValue("test-key", "test-value"))
// verify that SuccessfulUpdate event is recorded for the client service
Expect(aggregateEventMsgs(ctx, cluster, "SuccessfulUpdate")).To(
ContainSubstring("updated resource %s of Type *v1.Service", cluster.ChildResourceName("client")))
})
It("the CPU and memory requirements are updated", func() {
var resourceRequirements corev1.ResourceRequirements
expectedRequirements := &corev1.ResourceRequirements{
Requests: corev1.ResourceList{
corev1.ResourceCPU: k8sresource.MustParse("1100m"),
corev1.ResourceMemory: k8sresource.MustParse("5Gi"),
},
Limits: corev1.ResourceList{
corev1.ResourceCPU: k8sresource.MustParse("1200m"),
corev1.ResourceMemory: k8sresource.MustParse("6Gi"),
},
}
Expect(updateWithRetry(cluster, func(r *rabbitmqv1beta1.RabbitmqCluster) {
r.Spec.Resources = expectedRequirements
})).To(Succeed())
Eventually(func() corev1.ResourceList {
stsName := cluster.ChildResourceName("server")
sts, err := clientSet.AppsV1().StatefulSets(cluster.Namespace).Get(ctx, stsName, metav1.GetOptions{})
Expect(err).NotTo(HaveOccurred())
resourceRequirements = sts.Spec.Template.Spec.Containers[0].Resources
return resourceRequirements.Requests
}, 3).Should(HaveKeyWithValue(corev1.ResourceCPU, expectedRequirements.Requests[corev1.ResourceCPU]))
Expect(resourceRequirements.Limits).To(HaveKeyWithValue(corev1.ResourceCPU, expectedRequirements.Limits[corev1.ResourceCPU]))
Expect(resourceRequirements.Requests).To(HaveKeyWithValue(corev1.ResourceMemory, expectedRequirements.Requests[corev1.ResourceMemory]))
Expect(resourceRequirements.Limits).To(HaveKeyWithValue(corev1.ResourceMemory, expectedRequirements.Limits[corev1.ResourceMemory]))
// verify that SuccessfulUpdate event is recorded for the StatefulSet
Expect(aggregateEventMsgs(ctx, cluster, "SuccessfulUpdate")).To(
ContainSubstring("updated resource %s of Type *v1.StatefulSet", cluster.ChildResourceName("server")))
})
It("the rabbitmq image is updated", func() {
Expect(updateWithRetry(cluster, func(r *rabbitmqv1beta1.RabbitmqCluster) {
r.Spec.Image = "rabbitmq:3.8.0"
})).To(Succeed())
Eventually(func() string {
stsName := cluster.ChildResourceName("server")
sts, _ := clientSet.AppsV1().StatefulSets(cluster.Namespace).Get(ctx, stsName, metav1.GetOptions{})
return sts.Spec.Template.Spec.Containers[0].Image
}, 3).Should(Equal("rabbitmq:3.8.0"))
})
It("the rabbitmq ImagePullSecret is updated", func() {
Expect(updateWithRetry(cluster, func(r *rabbitmqv1beta1.RabbitmqCluster) {
r.Spec.ImagePullSecret = "my-new-secret"
})).To(Succeed())
Eventually(func() []corev1.LocalObjectReference {
stsName := cluster.ChildResourceName("server")
sts, _ := clientSet.AppsV1().StatefulSets(cluster.Namespace).Get(ctx, stsName, metav1.GetOptions{})
Expect(len(sts.Spec.Template.Spec.ImagePullSecrets)).To(Equal(1))
return sts.Spec.Template.Spec.ImagePullSecrets
}, 3).Should(ConsistOf(corev1.LocalObjectReference{Name: "my-new-secret"}))
})
It("labels are updated", func() {
Expect(updateWithRetry(cluster, func(r *rabbitmqv1beta1.RabbitmqCluster) {
r.Labels = make(map[string]string)
r.Labels["foo"] = "bar"
})).To(Succeed())
Eventually(func() map[string]string {
service, err := clientSet.CoreV1().Services(cluster.Namespace).Get(ctx, clientServiceName, metav1.GetOptions{})
Expect(err).NotTo(HaveOccurred())
return service.Labels
}, 3).Should(HaveKeyWithValue("foo", "bar"))
var sts *appsv1.StatefulSet
Eventually(func() map[string]string {
sts, _ = clientSet.AppsV1().StatefulSets(cluster.Namespace).Get(ctx, statefulSetName, metav1.GetOptions{})
return sts.Labels
}, 3).Should(HaveKeyWithValue("foo", "bar"))
})
When("instance annotations are updated", func() {
annotationKey := "anno-key"
annotationValue := "anno-value"
BeforeEach(func() {
Expect(updateWithRetry(cluster, func(r *rabbitmqv1beta1.RabbitmqCluster) {
r.Annotations = make(map[string]string)
r.Annotations[annotationKey] = annotationValue
})).To(Succeed())
})
It("updates annotations for services", func() {
Eventually(func() map[string]string {
service, err := clientSet.CoreV1().Services(cluster.Namespace).Get(ctx, cluster.ChildResourceName("headless"), metav1.GetOptions{})
Expect(err).NotTo(HaveOccurred())
return service.Annotations
}, 3).Should(HaveKeyWithValue(annotationKey, annotationValue))
Eventually(func() map[string]string {
service, err := clientSet.CoreV1().Services(cluster.Namespace).Get(ctx, cluster.ChildResourceName("client"), metav1.GetOptions{})
Expect(err).NotTo(HaveOccurred())
return service.Annotations
}, 3).Should(HaveKeyWithValue(annotationKey, annotationValue))
})
It("updates annotations for stateful set", func() {
Eventually(func() map[string]string {
sts, err := clientSet.AppsV1().StatefulSets(cluster.Namespace).Get(ctx, statefulSetName, metav1.GetOptions{})
Expect(err).NotTo(HaveOccurred())
return sts.Annotations
}, 3).Should(HaveKeyWithValue(annotationKey, annotationValue))
})
It("updates annotations for role binding", func() {
Eventually(func() map[string]string {
roleBinding, err := clientSet.RbacV1().RoleBindings(cluster.Namespace).Get(ctx, cluster.ChildResourceName("server"), metav1.GetOptions{})
Expect(err).NotTo(HaveOccurred())
return roleBinding.Annotations
}, 3).Should(HaveKeyWithValue(annotationKey, annotationValue))
})
It("updates annotations for role", func() {
Eventually(func() map[string]string {
roleBinding, err := clientSet.RbacV1().Roles(cluster.Namespace).Get(ctx, cluster.ChildResourceName("peer-discovery"), metav1.GetOptions{})
Expect(err).NotTo(HaveOccurred())
return roleBinding.Annotations
}, 3).Should(HaveKeyWithValue(annotationKey, annotationValue))
})
It("updates annotations for service account", func() {
Eventually(func() map[string]string {
roleBinding, err := clientSet.CoreV1().ServiceAccounts(cluster.Namespace).Get(ctx, cluster.ChildResourceName("server"), metav1.GetOptions{})
Expect(err).NotTo(HaveOccurred())
return roleBinding.Annotations
}, 3).Should(HaveKeyWithValue(annotationKey, annotationValue))
})
It("updates annotations for secrets", func() {
Eventually(func() map[string]string {
roleBinding, err := clientSet.CoreV1().Secrets(cluster.Namespace).Get(ctx, cluster.ChildResourceName("default-user"), metav1.GetOptions{})
Expect(err).NotTo(HaveOccurred())
return roleBinding.Annotations
}, 3).Should(HaveKeyWithValue(annotationKey, annotationValue))
Eventually(func() map[string]string {
roleBinding, err := clientSet.CoreV1().Secrets(cluster.Namespace).Get(ctx, cluster.ChildResourceName("erlang-cookie"), metav1.GetOptions{})
Expect(err).NotTo(HaveOccurred())
return roleBinding.Annotations
}, 3).Should(HaveKeyWithValue(annotationKey, annotationValue))
})
It("updates annotations for config maps", func() {
Eventually(func() map[string]string {
roleBinding, err := clientSet.CoreV1().ConfigMaps(cluster.Namespace).Get(ctx, cluster.ChildResourceName("server-conf"), metav1.GetOptions{})
Expect(err).NotTo(HaveOccurred())
return roleBinding.Annotations
}, 3).Should(HaveKeyWithValue(annotationKey, annotationValue))
Eventually(func() map[string]string {
roleBinding, err := clientSet.CoreV1().ConfigMaps(cluster.Namespace).Get(ctx, cluster.ChildResourceName("plugins-conf"), metav1.GetOptions{})
Expect(err).NotTo(HaveOccurred())
return roleBinding.Annotations
}, 3).Should(HaveKeyWithValue(annotationKey, annotationValue))
})
It("updates annotations for config maps", func() {
Eventually(func() map[string]string {
roleBinding, err := clientSet.CoreV1().ConfigMaps(cluster.Namespace).Get(ctx, cluster.ChildResourceName("server-conf"), metav1.GetOptions{})
Expect(err).NotTo(HaveOccurred())
return roleBinding.Annotations
}, 3).Should(HaveKeyWithValue(annotationKey, annotationValue))
Eventually(func() map[string]string {
roleBinding, err := clientSet.CoreV1().ConfigMaps(cluster.Namespace).Get(ctx, cluster.ChildResourceName("plugins-conf"), metav1.GetOptions{})
Expect(err).NotTo(HaveOccurred())
return roleBinding.Annotations
}, 3).Should(HaveKeyWithValue(annotationKey, annotationValue))
})
})
It("service type is updated", func() {
Expect(updateWithRetry(cluster, func(r *rabbitmqv1beta1.RabbitmqCluster) {
r.Spec.Service.Type = "NodePort"
})).To(Succeed())
Eventually(func() string {
service, err := clientSet.CoreV1().Services(cluster.Namespace).Get(ctx, cluster.ChildResourceName("client"), metav1.GetOptions{})
Expect(err).NotTo(HaveOccurred())
return string(service.Spec.Type)
}, 3).Should(Equal("NodePort"))
})
It("affinity rules are updated", func() {
affinity := &corev1.Affinity{
NodeAffinity: &corev1.NodeAffinity{
RequiredDuringSchedulingIgnoredDuringExecution: &corev1.NodeSelector{
NodeSelectorTerms: []corev1.NodeSelectorTerm{
{
MatchExpressions: []corev1.NodeSelectorRequirement{
{
Key: "foo",
Operator: "Exists",
Values: nil,
},
},
},
},
},
},
}
Expect(updateWithRetry(cluster, func(r *rabbitmqv1beta1.RabbitmqCluster) {
r.Spec.Affinity = affinity
})).To(Succeed())
Eventually(func() *corev1.Affinity {
sts, _ := clientSet.AppsV1().StatefulSets(cluster.Namespace).Get(ctx, statefulSetName, metav1.GetOptions{})
return sts.Spec.Template.Spec.Affinity
}, 3).Should(Equal(affinity))
Expect(client.Get(
ctx,
types.NamespacedName{Name: cluster.Name, Namespace: cluster.Namespace},
cluster,
)).To(Succeed())
affinity = nil
Expect(updateWithRetry(cluster, func(r *rabbitmqv1beta1.RabbitmqCluster) {
r.Spec.Affinity = affinity
})).To(Succeed())
Eventually(func() *corev1.Affinity {
sts, _ := clientSet.AppsV1().StatefulSets(cluster.Namespace).Get(ctx, statefulSetName, metav1.GetOptions{})
return sts.Spec.Template.Spec.Affinity
}, 3).Should(BeNil())
})
})
Context("Recreate child resources after deletion", func() {
var (
clientServiceName string
headlessServiceName string
stsName string
configMapName string
)
BeforeEach(func() {
cluster = &rabbitmqv1beta1.RabbitmqCluster{
ObjectMeta: metav1.ObjectMeta{
Name: "rabbitmq-delete",
Namespace: defaultNamespace,
},
Spec: rabbitmqv1beta1.RabbitmqClusterSpec{
Replicas: &one,
ImagePullSecret: "rabbit-two-secret",
},
}
clientServiceName = cluster.ChildResourceName("client")
headlessServiceName = cluster.ChildResourceName("headless")
stsName = cluster.ChildResourceName("server")
configMapName = cluster.ChildResourceName("server-conf")
Expect(client.Create(ctx, cluster)).To(Succeed())
time.Sleep(500 * time.Millisecond)
})
AfterEach(func() {
Expect(client.Delete(ctx, cluster)).To(Succeed())
})
It("recreates child resources after deletion", func() {
oldConfMap, err := clientSet.CoreV1().ConfigMaps(defaultNamespace).Get(ctx, configMapName, metav1.GetOptions{})
Expect(err).NotTo(HaveOccurred())
oldClientSvc := service(ctx, cluster, "client")
oldHeadlessSvc := service(ctx, cluster, "headless")
oldSts := statefulSet(ctx, cluster)
Expect(clientSet.AppsV1().StatefulSets(defaultNamespace).Delete(ctx, stsName, metav1.DeleteOptions{})).NotTo(HaveOccurred())
Expect(clientSet.CoreV1().ConfigMaps(defaultNamespace).Delete(ctx, configMapName, metav1.DeleteOptions{})).NotTo(HaveOccurred())
Expect(clientSet.CoreV1().Services(defaultNamespace).Delete(ctx, clientServiceName, metav1.DeleteOptions{})).NotTo(HaveOccurred())
Expect(clientSet.CoreV1().Services(defaultNamespace).Delete(ctx, headlessServiceName, metav1.DeleteOptions{})).NotTo(HaveOccurred())
Eventually(func() bool {
sts, err := clientSet.AppsV1().StatefulSets(defaultNamespace).Get(ctx, stsName, metav1.GetOptions{})
if err != nil {
return false
}
return string(sts.UID) != string(oldSts.UID)
}, 5).Should(BeTrue())
Eventually(func() bool {
clientSvc, err := clientSet.CoreV1().Services(defaultNamespace).Get(ctx, clientServiceName, metav1.GetOptions{})
if err != nil {
return false
}
return string(clientSvc.UID) != string(oldClientSvc.UID)
}, 5).Should(BeTrue())
Eventually(func() bool {
headlessSvc, err := clientSet.CoreV1().Services(defaultNamespace).Get(ctx, headlessServiceName, metav1.GetOptions{})
if err != nil {
return false
}
return string(headlessSvc.UID) != string(oldHeadlessSvc.UID)
}, 5).Should(Not(Equal(oldHeadlessSvc.UID)))
Eventually(func() bool {
configMap, err := clientSet.CoreV1().ConfigMaps(defaultNamespace).Get(ctx, configMapName, metav1.GetOptions{})
if err != nil {
return false
}
return string(configMap.UID) != string(oldConfMap.UID)
}, 5).Should(Not(Equal(oldConfMap.UID)))
})
})
Context("RabbitMQ CR ReconcileSuccess condition", func() {
var crName string
BeforeEach(func() {
crName = "irreconcilable"
cluster = &rabbitmqv1beta1.RabbitmqCluster{
ObjectMeta: metav1.ObjectMeta{
Name: crName,
Namespace: defaultNamespace,
},
}
cluster.Spec.Replicas = &one
})
It("exposes ReconcileSuccess condition", func() {