274 lines
8.2 KiB
Go
274 lines
8.2 KiB
Go
/*
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Copyright 2021 The Flux authors
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package controller
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import (
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"context"
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"fmt"
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"testing"
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"time"
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corev1 "k8s.io/api/core/v1"
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apierrors "k8s.io/apimachinery/pkg/api/errors"
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"k8s.io/apimachinery/pkg/runtime/schema"
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"github.com/fluxcd/cli-utils/pkg/object"
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"github.com/fluxcd/pkg/apis/meta"
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"github.com/fluxcd/pkg/testserver"
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sourcev1 "github.com/fluxcd/source-controller/api/v1"
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. "github.com/onsi/gomega"
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apimeta "k8s.io/apimachinery/pkg/api/meta"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/types"
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"sigs.k8s.io/controller-runtime/pkg/client"
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kustomizev1 "github.com/fluxcd/kustomize-controller/api/v1"
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)
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func TestKustomizationReconciler_Inventory(t *testing.T) {
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g := NewWithT(t)
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id := "inv-" + randStringRunes(5)
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revision := "v1.0.0"
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err := createNamespace(id)
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g.Expect(err).NotTo(HaveOccurred(), "failed to create test namespace")
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err = createKubeConfigSecret(id)
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g.Expect(err).NotTo(HaveOccurred(), "failed to create kubeconfig secret")
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manifests := func(name, data string) []testserver.File {
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return []testserver.File{
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{
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Name: "config.yaml",
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Body: fmt.Sprintf(`---
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apiVersion: v1
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kind: ConfigMap
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metadata:
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name: "%[1]s"
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data:
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key: "%[2]s"
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---
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apiVersion: v1
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kind: Secret
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metadata:
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name: "%[1]s"
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stringData:
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key: "%[2]s"
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`, name, data),
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},
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}
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}
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artifact, err := testServer.ArtifactFromFiles(manifests(id, id))
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g.Expect(err).NotTo(HaveOccurred())
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repositoryName := types.NamespacedName{
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Name: fmt.Sprintf("inv-%s", randStringRunes(5)),
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Namespace: id,
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}
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err = applyGitRepository(repositoryName, artifact, revision)
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g.Expect(err).NotTo(HaveOccurred())
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kustomizationKey := types.NamespacedName{
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Name: fmt.Sprintf("inv-%s", randStringRunes(5)),
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Namespace: id,
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}
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kustomization := &kustomizev1.Kustomization{
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ObjectMeta: metav1.ObjectMeta{
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Name: kustomizationKey.Name,
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Namespace: kustomizationKey.Namespace,
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},
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Spec: kustomizev1.KustomizationSpec{
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Interval: metav1.Duration{Duration: 2 * time.Minute},
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Path: "./",
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KubeConfig: &meta.KubeConfigReference{
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SecretRef: meta.SecretKeyReference{
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Name: "kubeconfig",
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},
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},
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SourceRef: kustomizev1.CrossNamespaceSourceReference{
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Name: repositoryName.Name,
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Namespace: repositoryName.Namespace,
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Kind: sourcev1.GitRepositoryKind,
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},
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TargetNamespace: id,
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Prune: true,
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Timeout: &metav1.Duration{Duration: time.Second},
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Wait: true,
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},
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}
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g.Expect(k8sClient.Create(context.Background(), kustomization)).To(Succeed())
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resultK := &kustomizev1.Kustomization{}
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g.Eventually(func() bool {
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_ = k8sClient.Get(context.Background(), client.ObjectKeyFromObject(kustomization), resultK)
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ready := apimeta.IsStatusConditionTrue(resultK.Status.Conditions, meta.ReadyCondition)
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return ready && resultK.Status.LastAppliedRevision == revision
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}, timeout, time.Second).Should(BeTrue())
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configMap := &corev1.ConfigMap{}
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configMapName := types.NamespacedName{Name: id, Namespace: id}
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secret := &corev1.Secret{
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TypeMeta: metav1.TypeMeta{
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Kind: "Secret",
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APIVersion: "v1",
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},
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}
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secretName := types.NamespacedName{Name: id, Namespace: id}
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t.Run("creates resources", func(t *testing.T) {
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g.Expect(k8sClient.Get(context.Background(), secretName, secret)).To(Succeed())
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g.Expect(secret.Data["key"]).To(Equal([]byte(id)))
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g.Expect(k8sClient.Get(context.Background(), configMapName, configMap)).To(Succeed())
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g.Expect(configMap.Data["key"]).To(Equal(id))
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g.Expect(resultK.Status.Inventory.Entries).Should(ConsistOf([]kustomizev1.ResourceRef{
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{
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ID: object.ObjMetadata{
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Namespace: id,
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Name: id,
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GroupKind: schema.GroupKind{
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Group: "",
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Kind: "Secret",
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},
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}.String(),
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Version: "v1",
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},
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{
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ID: object.ObjMetadata{
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Namespace: id,
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Name: id,
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GroupKind: schema.GroupKind{
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Group: "",
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Kind: "ConfigMap",
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},
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}.String(),
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Version: "v1",
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},
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}))
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})
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t.Run("ignores drift", func(t *testing.T) {
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testRev := revision + "-1"
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testVal := "test"
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g.Expect(k8sClient.Get(context.Background(), configMapName, configMap)).To(Succeed())
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configMapClone := configMap.DeepCopy()
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configMapClone.Data["key"] = testVal
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configMapClone.SetAnnotations(map[string]string{
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fmt.Sprintf("%s/reconcile", kustomizev1.GroupVersion.Group): kustomizev1.DisabledValue,
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})
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g.Expect(k8sClient.Update(context.Background(), configMapClone)).To(Succeed())
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err = applyGitRepository(repositoryName, artifact, testRev)
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g.Expect(err).NotTo(HaveOccurred())
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g.Eventually(func() bool {
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_ = k8sClient.Get(context.Background(), client.ObjectKeyFromObject(kustomization), resultK)
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ready := apimeta.IsStatusConditionTrue(resultK.Status.Conditions, meta.ReadyCondition)
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return ready && resultK.Status.LastAppliedRevision == testRev
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}, timeout, time.Second).Should(BeTrue())
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g.Expect(k8sClient.Get(context.Background(), configMapName, configMap)).To(Succeed())
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g.Expect(configMap.Data["key"]).To(Equal(testVal))
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})
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t.Run("corrects drift", func(t *testing.T) {
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testRev := revision + "-2"
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g.Expect(k8sClient.Get(context.Background(), configMapName, configMap)).To(Succeed())
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configMapClone := configMap.DeepCopy()
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configMapClone.SetAnnotations(map[string]string{
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fmt.Sprintf("%s/reconcile", kustomizev1.GroupVersion.Group): "enabled",
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})
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g.Expect(k8sClient.Update(context.Background(), configMapClone)).To(Succeed())
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err = applyGitRepository(repositoryName, artifact, testRev)
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g.Expect(err).NotTo(HaveOccurred())
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g.Eventually(func() bool {
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_ = k8sClient.Get(context.Background(), client.ObjectKeyFromObject(kustomization), resultK)
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ready := apimeta.IsStatusConditionTrue(resultK.Status.Conditions, meta.ReadyCondition)
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return ready && resultK.Status.LastAppliedRevision == testRev
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}, timeout, time.Second).Should(BeTrue())
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g.Expect(k8sClient.Get(context.Background(), configMapName, configMap)).To(Succeed())
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g.Expect(configMap.Data["key"]).To(Equal(id))
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})
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t.Run("renames resources", func(t *testing.T) {
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testId := id + randStringRunes(5)
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testRev := revision + "-3"
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g.Expect(k8sClient.Get(context.Background(), configMapName, configMap)).To(Succeed())
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configMapClone := configMap.DeepCopy()
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configMapClone.SetAnnotations(map[string]string{
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fmt.Sprintf("%s/reconcile", kustomizev1.GroupVersion.Group): kustomizev1.DisabledValue,
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})
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g.Expect(k8sClient.Update(context.Background(), configMapClone)).To(Succeed())
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artifact, err := testServer.ArtifactFromFiles(manifests(testId, id))
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g.Expect(err).NotTo(HaveOccurred())
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err = applyGitRepository(repositoryName, artifact, testRev)
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g.Expect(err).NotTo(HaveOccurred())
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g.Eventually(func() bool {
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_ = k8sClient.Get(context.Background(), client.ObjectKeyFromObject(kustomization), resultK)
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ready := apimeta.IsStatusConditionTrue(resultK.Status.Conditions, meta.ReadyCondition)
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return ready && resultK.Status.LastAppliedRevision == testRev
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}, timeout, time.Second).Should(BeTrue())
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g.Expect(resultK.Status.Inventory.Entries).Should(ConsistOf([]kustomizev1.ResourceRef{
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{
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ID: object.ObjMetadata{
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Namespace: id,
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Name: testId,
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GroupKind: schema.GroupKind{
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Group: "",
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Kind: "Secret",
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},
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}.String(),
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Version: "v1",
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},
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{
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ID: object.ObjMetadata{
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Namespace: id,
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Name: testId,
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GroupKind: schema.GroupKind{
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Group: "",
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Kind: "ConfigMap",
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},
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}.String(),
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Version: "v1",
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},
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}))
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old := &corev1.Secret{}
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err = k8sClient.Get(context.Background(), secretName, old)
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g.Expect(apierrors.IsNotFound(err)).To(BeTrue())
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g.Expect(k8sClient.Get(context.Background(), configMapName, configMap)).To(Succeed())
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g.Expect(configMap.Data["key"]).To(Equal(id))
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})
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}
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