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helmchart_controller_test.go
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/*
Copyright 2020 The Flux authors
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 (
"bytes"
"context"
"crypto/x509"
"encoding/base64"
"encoding/json"
"errors"
"fmt"
"io"
"net/http"
"os"
"path"
"path/filepath"
"reflect"
"strings"
"testing"
"time"
"github.com/notaryproject/notation-core-go/signature/cose"
"github.com/notaryproject/notation-core-go/testhelper"
"github.com/notaryproject/notation-go"
nr "github.com/notaryproject/notation-go/registry"
"github.com/notaryproject/notation-go/signer"
"github.com/notaryproject/notation-go/verifier/trustpolicy"
. "github.com/onsi/gomega"
coptions "github.com/sigstore/cosign/v2/cmd/cosign/cli/options"
"github.com/sigstore/cosign/v2/cmd/cosign/cli/sign"
"github.com/sigstore/cosign/v2/pkg/cosign"
hchart "helm.sh/helm/v3/pkg/chart"
"helm.sh/helm/v3/pkg/chart/loader"
helmreg "helm.sh/helm/v3/pkg/registry"
corev1 "k8s.io/api/core/v1"
apierrors "k8s.io/apimachinery/pkg/api/errors"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/client-go/tools/record"
oras "oras.land/oras-go/v2/registry/remote"
ctrl "sigs.k8s.io/controller-runtime"
"sigs.k8s.io/controller-runtime/pkg/client"
fakeclient "sigs.k8s.io/controller-runtime/pkg/client/fake"
"sigs.k8s.io/controller-runtime/pkg/controller/controllerutil"
kstatus "github.com/fluxcd/cli-utils/pkg/kstatus/status"
"github.com/fluxcd/pkg/apis/meta"
"github.com/fluxcd/pkg/helmtestserver"
"github.com/fluxcd/pkg/runtime/conditions"
conditionscheck "github.com/fluxcd/pkg/runtime/conditions/check"
"github.com/fluxcd/pkg/runtime/jitter"
"github.com/fluxcd/pkg/runtime/patch"
"github.com/fluxcd/pkg/testserver"
sourcev1 "github.com/fluxcd/source-controller/api/v1"
sourcev1beta2 "github.com/fluxcd/source-controller/api/v1beta2"
serror "github.com/fluxcd/source-controller/internal/error"
"github.com/fluxcd/source-controller/internal/helm/chart"
"github.com/fluxcd/source-controller/internal/helm/chart/secureloader"
"github.com/fluxcd/source-controller/internal/helm/registry"
"github.com/fluxcd/source-controller/internal/oci"
snotation "github.com/fluxcd/source-controller/internal/oci/notation"
sreconcile "github.com/fluxcd/source-controller/internal/reconcile"
"github.com/fluxcd/source-controller/internal/reconcile/summarize"
)
func TestHelmChartReconciler_deleteBeforeFinalizer(t *testing.T) {
g := NewWithT(t)
namespaceName := "helmchart-" + randStringRunes(5)
namespace := &corev1.Namespace{
ObjectMeta: metav1.ObjectMeta{Name: namespaceName},
}
g.Expect(k8sClient.Create(ctx, namespace)).ToNot(HaveOccurred())
t.Cleanup(func() {
g.Expect(k8sClient.Delete(ctx, namespace)).NotTo(HaveOccurred())
})
helmchart := &sourcev1.HelmChart{}
helmchart.Name = "test-helmchart"
helmchart.Namespace = namespaceName
helmchart.Spec = sourcev1.HelmChartSpec{
Interval: metav1.Duration{Duration: interval},
Chart: "foo",
SourceRef: sourcev1.LocalHelmChartSourceReference{
Kind: "HelmRepository",
Name: "bar",
},
}
// Add a test finalizer to prevent the object from getting deleted.
helmchart.SetFinalizers([]string{"test-finalizer"})
g.Expect(k8sClient.Create(ctx, helmchart)).NotTo(HaveOccurred())
// Add deletion timestamp by deleting the object.
g.Expect(k8sClient.Delete(ctx, helmchart)).NotTo(HaveOccurred())
r := &HelmChartReconciler{
Client: k8sClient,
EventRecorder: record.NewFakeRecorder(32),
Storage: testStorage,
}
// NOTE: Only a real API server responds with an error in this scenario.
_, err := r.Reconcile(ctx, ctrl.Request{NamespacedName: client.ObjectKeyFromObject(helmchart)})
g.Expect(err).NotTo(HaveOccurred())
}
func TestHelmChartReconciler_Reconcile(t *testing.T) {
g := NewWithT(t)
const (
chartName = "helmchart"
chartVersion = "0.2.0"
chartPath = "testdata/charts/helmchart"
)
serverFactory, err := helmtestserver.NewTempHelmServer()
g.Expect(err).NotTo(HaveOccurred())
defer os.RemoveAll(serverFactory.Root())
g.Expect(serverFactory.PackageChartWithVersion(chartPath, chartVersion)).To(Succeed())
g.Expect(serverFactory.GenerateIndex()).To(Succeed())
tests := []struct {
name string
beforeFunc func(repository *sourcev1.HelmRepository)
assertFunc func(g *WithT, obj *sourcev1.HelmChart, repository *sourcev1.HelmRepository)
}{
{
name: "Reconciles chart build",
assertFunc: func(g *WithT, obj *sourcev1.HelmChart, repository *sourcev1.HelmRepository) {
origObj := obj.DeepCopy()
key := client.ObjectKey{Name: obj.Name, Namespace: obj.Namespace}
// Wait for finalizer to be set
g.Eventually(func() bool {
if err := testEnv.Get(ctx, key, obj); err != nil {
return false
}
return len(obj.Finalizers) > 0
}, timeout).Should(BeTrue())
// Wait for HelmChart to be Ready
waitForSourceReadyWithArtifact(ctx, g, obj)
// Check if the object status is valid.
condns := &conditionscheck.Conditions{NegativePolarity: helmChartReadyCondition.NegativePolarity}
checker := conditionscheck.NewChecker(testEnv.Client, condns)
checker.WithT(g).CheckErr(ctx, obj)
// kstatus client conformance check.
u, err := patch.ToUnstructured(obj)
g.Expect(err).ToNot(HaveOccurred())
res, err := kstatus.Compute(u)
g.Expect(err).ToNot(HaveOccurred())
g.Expect(res.Status).To(Equal(kstatus.CurrentStatus))
// Patch the object with reconcile request annotation.
patchHelper, err := patch.NewHelper(obj, testEnv.Client)
g.Expect(err).ToNot(HaveOccurred())
annotations := map[string]string{
meta.ReconcileRequestAnnotation: "now",
}
obj.SetAnnotations(annotations)
g.Expect(patchHelper.Patch(ctx, obj)).ToNot(HaveOccurred())
g.Eventually(func() bool {
if err := testEnv.Get(ctx, key, obj); err != nil {
return false
}
return obj.Status.LastHandledReconcileAt == "now"
}, timeout).Should(BeTrue())
// Check if the cache contains the index.
repoKey := client.ObjectKey{Name: repository.Name, Namespace: repository.Namespace}
err = testEnv.Get(ctx, repoKey, repository)
g.Expect(err).ToNot(HaveOccurred())
_, found := testCache.Get(repository.GetArtifact().Path)
g.Expect(found).To(BeTrue())
g.Expect(testEnv.Delete(ctx, obj)).To(Succeed())
// Wait for HelmChart to be deleted
waitForSourceDeletion(ctx, g, obj)
// Check if a suspended object gets deleted.
// NOTE: Since the object is already created when received in
// this assertFunc, reset the ResourceVersion from the object
// before recreating it to avoid API server error.
obj = origObj.DeepCopy()
obj.ResourceVersion = ""
testSuspendedObjectDeleteWithArtifact(ctx, g, obj)
},
},
{
name: "Stalling on invalid repository URL",
beforeFunc: func(repository *sourcev1.HelmRepository) {
repository.Spec.URL = "https://unsupported/foo://" // Invalid URL
},
assertFunc: func(g *WithT, obj *sourcev1.HelmChart, _ *sourcev1.HelmRepository) {
key := client.ObjectKey{Name: obj.Name, Namespace: obj.Namespace}
// Wait for HelmChart to be FetchFailed == true
g.Eventually(func() bool {
if err := testEnv.Get(ctx, key, obj); err != nil {
return false
}
if !conditions.IsTrue(obj, sourcev1.FetchFailedCondition) {
return false
}
// observedGeneration is -1 because we have no successful reconciliation
return obj.Status.ObservedGeneration == -1
}, timeout).Should(BeTrue())
// Check if the object status is valid.
condns := &conditionscheck.Conditions{NegativePolarity: helmChartReadyCondition.NegativePolarity}
checker := conditionscheck.NewChecker(testEnv.Client, condns)
checker.WithT(g).CheckErr(ctx, obj)
g.Expect(testEnv.Delete(ctx, obj)).To(Succeed())
// Wait for HelmChart to be deleted
g.Eventually(func() bool {
if err := testEnv.Get(ctx, key, obj); err != nil {
return apierrors.IsNotFound(err)
}
return false
}, timeout).Should(BeTrue())
},
},
{
name: "Stalling on invalid oci repository URL",
beforeFunc: func(repository *sourcev1.HelmRepository) {
repository.Spec.URL = strings.Replace(repository.Spec.URL, "http", "oci", 1)
},
assertFunc: func(g *WithT, obj *sourcev1.HelmChart, _ *sourcev1.HelmRepository) {
key := client.ObjectKey{Name: obj.Name, Namespace: obj.Namespace}
// Wait for HelmChart to be Ready
g.Eventually(func() bool {
if err := testEnv.Get(ctx, key, obj); err != nil {
return false
}
if !conditions.IsTrue(obj, sourcev1.FetchFailedCondition) {
return false
}
// observedGeneration is -1 because we have no successful reconciliation
return obj.Status.ObservedGeneration == -1
}, timeout).Should(BeTrue())
// Check if the object status is valid.
condns := &conditionscheck.Conditions{NegativePolarity: helmChartReadyCondition.NegativePolarity}
checker := conditionscheck.NewChecker(testEnv.Client, condns)
checker.WithT(g).CheckErr(ctx, obj)
g.Expect(testEnv.Delete(ctx, obj)).To(Succeed())
// Wait for HelmChart to be deleted
g.Eventually(func() bool {
if err := testEnv.Get(ctx, key, obj); err != nil {
return apierrors.IsNotFound(err)
}
return false
}, timeout).Should(BeTrue())
},
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
g := NewWithT(t)
server := testserver.NewHTTPServer(serverFactory.Root())
server.Start()
defer server.Stop()
ns, err := testEnv.CreateNamespace(ctx, "helmchart")
g.Expect(err).ToNot(HaveOccurred())
defer func() { g.Expect(testEnv.Delete(ctx, ns)).To(Succeed()) }()
repository := sourcev1.HelmRepository{
ObjectMeta: metav1.ObjectMeta{
GenerateName: "helmrepository-",
Namespace: ns.Name,
},
Spec: sourcev1.HelmRepositorySpec{
URL: server.URL(),
},
}
if tt.beforeFunc != nil {
tt.beforeFunc(&repository)
}
g.Expect(testEnv.CreateAndWait(ctx, &repository)).To(Succeed())
defer func() { g.Expect(testEnv.Delete(ctx, &repository)).To(Succeed()) }()
obj := sourcev1.HelmChart{
ObjectMeta: metav1.ObjectMeta{
GenerateName: "helmrepository-reconcile-",
Namespace: ns.Name,
},
Spec: sourcev1.HelmChartSpec{
Chart: chartName,
Version: chartVersion,
SourceRef: sourcev1.LocalHelmChartSourceReference{
Kind: sourcev1.HelmRepositoryKind,
Name: repository.Name,
},
},
}
g.Expect(testEnv.Create(ctx, &obj)).To(Succeed())
if tt.assertFunc != nil {
tt.assertFunc(g, &obj, &repository)
}
})
}
}
func TestHelmChartReconciler_reconcileStorage(t *testing.T) {
tests := []struct {
name string
beforeFunc func(obj *sourcev1.HelmChart, storage *Storage) error
want sreconcile.Result
wantErr bool
assertArtifact *sourcev1.Artifact
assertConditions []metav1.Condition
assertPaths []string
}{
{
name: "garbage collects",
beforeFunc: func(obj *sourcev1.HelmChart, storage *Storage) error {
revisions := []string{"a", "b", "c", "d"}
for n := range revisions {
v := revisions[n]
obj.Status.Artifact = &sourcev1.Artifact{
Path: fmt.Sprintf("/reconcile-storage/%s.txt", v),
Revision: v,
}
if err := storage.MkdirAll(*obj.Status.Artifact); err != nil {
return err
}
if err := storage.AtomicWriteFile(obj.Status.Artifact, strings.NewReader(v), 0o640); err != nil {
return err
}
if n != len(revisions)-1 {
time.Sleep(time.Second * 1)
}
}
storage.SetArtifactURL(obj.Status.Artifact)
conditions.MarkTrue(obj, meta.ReadyCondition, "foo", "bar")
return nil
},
assertArtifact: &sourcev1.Artifact{
Path: "/reconcile-storage/d.txt",
Revision: "d",
Digest: "sha256:18ac3e7343f016890c510e93f935261169d9e3f565436429830faf0934f4f8e4",
URL: testStorage.Hostname + "/reconcile-storage/d.txt",
Size: int64p(int64(len("d"))),
},
assertPaths: []string{
"/reconcile-storage/d.txt",
"/reconcile-storage/c.txt",
"!/reconcile-storage/b.txt",
"!/reconcile-storage/a.txt",
},
want: sreconcile.ResultSuccess,
assertConditions: []metav1.Condition{
*conditions.TrueCondition(meta.ReadyCondition, "foo", "bar"),
},
},
{
name: "build artifact first time",
want: sreconcile.ResultSuccess,
assertConditions: []metav1.Condition{
*conditions.TrueCondition(meta.ReconcilingCondition, meta.ProgressingReason, "building artifact"),
*conditions.UnknownCondition(meta.ReadyCondition, meta.ProgressingReason, "building artifact"),
},
},
{
name: "notices missing artifact in storage",
beforeFunc: func(obj *sourcev1.HelmChart, storage *Storage) error {
obj.Status.Artifact = &sourcev1.Artifact{
Path: "/reconcile-storage/invalid.txt",
Revision: "d",
}
storage.SetArtifactURL(obj.Status.Artifact)
return nil
},
want: sreconcile.ResultSuccess,
assertPaths: []string{
"!/reconcile-storage/invalid.txt",
},
assertConditions: []metav1.Condition{
*conditions.TrueCondition(meta.ReconcilingCondition, meta.ProgressingReason, "building artifact: disappeared from storage"),
*conditions.UnknownCondition(meta.ReadyCondition, meta.ProgressingReason, "building artifact: disappeared from storage"),
},
},
{
name: "notices empty artifact digest",
beforeFunc: func(obj *sourcev1.HelmChart, storage *Storage) error {
f := "empty-digest.txt"
obj.Status.Artifact = &sourcev1.Artifact{
Path: fmt.Sprintf("/reconcile-storage/%s.txt", f),
Revision: "fake",
}
if err := storage.MkdirAll(*obj.Status.Artifact); err != nil {
return err
}
if err := storage.AtomicWriteFile(obj.Status.Artifact, strings.NewReader(f), 0o600); err != nil {
return err
}
// Overwrite with a different digest
obj.Status.Artifact.Digest = ""
return nil
},
want: sreconcile.ResultSuccess,
assertPaths: []string{
"!/reconcile-storage/empty-digest.txt",
},
assertConditions: []metav1.Condition{
*conditions.TrueCondition(meta.ReconcilingCondition, meta.ProgressingReason, "building artifact: disappeared from storage"),
*conditions.UnknownCondition(meta.ReadyCondition, meta.ProgressingReason, "building artifact: disappeared from storage"),
},
},
{
name: "notices artifact digest mismatch",
beforeFunc: func(obj *sourcev1.HelmChart, storage *Storage) error {
f := "digest-mismatch.txt"
obj.Status.Artifact = &sourcev1.Artifact{
Path: fmt.Sprintf("/reconcile-storage/%s.txt", f),
Revision: "fake",
}
if err := storage.MkdirAll(*obj.Status.Artifact); err != nil {
return err
}
if err := storage.AtomicWriteFile(obj.Status.Artifact, strings.NewReader(f), 0o600); err != nil {
return err
}
// Overwrite with a different digest
obj.Status.Artifact.Digest = "sha256:6c329d5322473f904e2f908a51c12efa0ca8aa4201dd84f2c9d203a6ab3e9023"
return nil
},
want: sreconcile.ResultSuccess,
assertPaths: []string{
"!/reconcile-storage/digest-mismatch.txt",
},
assertConditions: []metav1.Condition{
*conditions.TrueCondition(meta.ReconcilingCondition, meta.ProgressingReason, "building artifact: disappeared from storage"),
*conditions.UnknownCondition(meta.ReadyCondition, meta.ProgressingReason, "building artifact: disappeared from storage"),
},
},
{
name: "updates hostname on diff from current",
beforeFunc: func(obj *sourcev1.HelmChart, storage *Storage) error {
obj.Status.Artifact = &sourcev1.Artifact{
Path: "/reconcile-storage/hostname.txt",
Revision: "f",
Digest: "sha256:3b9c358f36f0a31b6ad3e14f309c7cf198ac9246e8316f9ce543d5b19ac02b80",
URL: "http://outdated.com/reconcile-storage/hostname.txt",
}
if err := storage.MkdirAll(*obj.Status.Artifact); err != nil {
return err
}
if err := storage.AtomicWriteFile(obj.Status.Artifact, strings.NewReader("file"), 0o640); err != nil {
return err
}
conditions.MarkTrue(obj, meta.ReadyCondition, "foo", "bar")
return nil
},
want: sreconcile.ResultSuccess,
assertPaths: []string{
"/reconcile-storage/hostname.txt",
},
assertArtifact: &sourcev1.Artifact{
Path: "/reconcile-storage/hostname.txt",
Revision: "f",
Digest: "sha256:3b9c358f36f0a31b6ad3e14f309c7cf198ac9246e8316f9ce543d5b19ac02b80",
URL: testStorage.Hostname + "/reconcile-storage/hostname.txt",
Size: int64p(int64(len("file"))),
},
assertConditions: []metav1.Condition{
*conditions.TrueCondition(meta.ReadyCondition, "foo", "bar"),
},
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
g := NewWithT(t)
defer func() {
g.Expect(os.RemoveAll(filepath.Join(testStorage.BasePath, "/reconcile-storage"))).To(Succeed())
}()
r := &HelmChartReconciler{
Client: fakeclient.NewClientBuilder().
WithScheme(testEnv.GetScheme()).
WithStatusSubresource(&sourcev1.HelmChart{}).
Build(),
EventRecorder: record.NewFakeRecorder(32),
Storage: testStorage,
patchOptions: getPatchOptions(helmChartReadyCondition.Owned, "sc"),
}
obj := &sourcev1.HelmChart{
ObjectMeta: metav1.ObjectMeta{
GenerateName: "test-",
Generation: 1,
},
}
if tt.beforeFunc != nil {
g.Expect(tt.beforeFunc(obj, testStorage)).To(Succeed())
}
g.Expect(r.Client.Create(context.TODO(), obj)).ToNot(HaveOccurred())
defer func() {
g.Expect(r.Client.Delete(context.TODO(), obj)).ToNot(HaveOccurred())
}()
sp := patch.NewSerialPatcher(obj, r.Client)
got, err := r.reconcileStorage(context.TODO(), sp, obj, nil)
g.Expect(err != nil).To(Equal(tt.wantErr))
g.Expect(got).To(Equal(tt.want))
g.Expect(obj.Status.Artifact).To(MatchArtifact(tt.assertArtifact))
if tt.assertArtifact != nil && tt.assertArtifact.URL != "" {
g.Expect(obj.Status.Artifact.URL).To(Equal(tt.assertArtifact.URL))
}
g.Expect(obj.Status.Conditions).To(conditions.MatchConditions(tt.assertConditions))
for _, p := range tt.assertPaths {
absoluteP := filepath.Join(testStorage.BasePath, p)
if !strings.HasPrefix(p, "!") {
g.Expect(absoluteP).To(BeAnExistingFile())
continue
}
g.Expect(absoluteP).NotTo(BeAnExistingFile())
}
// In-progress status condition validity.
checker := conditionscheck.NewInProgressChecker(r.Client)
checker.WithT(g).CheckErr(ctx, obj)
})
}
}
func TestHelmChartReconciler_reconcileSource(t *testing.T) {
g := NewWithT(t)
tmpDir := t.TempDir()
storage, err := NewStorage(tmpDir, "example.com", retentionTTL, retentionRecords)
g.Expect(err).ToNot(HaveOccurred())
gitArtifact := &sourcev1.Artifact{
Revision: "mock-ref/abcdefg12345678",
Path: "mock.tgz",
}
g.Expect(storage.Archive(gitArtifact, "testdata/charts", nil)).To(Succeed())
tests := []struct {
name string
source sourcev1.Source
beforeFunc func(obj *sourcev1.HelmChart)
want sreconcile.Result
wantErr error
assertFunc func(g *WithT, build chart.Build, obj sourcev1.HelmChart)
cleanFunc func(g *WithT, build *chart.Build)
}{
{
name: "Observes Artifact revision and build result",
source: &sourcev1.GitRepository{
ObjectMeta: metav1.ObjectMeta{
Name: "gitrepository",
Namespace: "default",
},
Status: sourcev1.GitRepositoryStatus{
Artifact: gitArtifact,
},
},
beforeFunc: func(obj *sourcev1.HelmChart) {
obj.Spec.Chart = "testdata/charts/helmchart-0.1.0.tgz"
obj.Spec.SourceRef = sourcev1.LocalHelmChartSourceReference{
Name: "gitrepository",
Kind: sourcev1.GitRepositoryKind,
}
},
want: sreconcile.ResultSuccess,
assertFunc: func(g *WithT, build chart.Build, obj sourcev1.HelmChart) {
g.Expect(build.Complete()).To(BeTrue())
g.Expect(build.Name).To(Equal("helmchart"))
g.Expect(build.Version).To(Equal("0.1.0"))
g.Expect(build.Path).To(BeARegularFile())
g.Expect(obj.Status.ObservedSourceArtifactRevision).To(Equal(gitArtifact.Revision))
g.Expect(obj.Status.Conditions).To(conditions.MatchConditions([]metav1.Condition{
*conditions.TrueCondition(meta.ReconcilingCondition, meta.ProgressingReason, "building artifact: pulled 'helmchart' chart with version '0.1.0'"),
*conditions.UnknownCondition(meta.ReadyCondition, meta.ProgressingReason, "building artifact: pulled 'helmchart' chart with version '0.1.0'"),
}))
},
cleanFunc: func(g *WithT, build *chart.Build) {
g.Expect(os.Remove(build.Path)).To(Succeed())
},
},
{
name: "Existing artifact makes AritfactOutdated=True",
source: &sourcev1.GitRepository{
ObjectMeta: metav1.ObjectMeta{
Name: "gitrepository",
Namespace: "default",
},
Status: sourcev1.GitRepositoryStatus{
Artifact: gitArtifact,
},
},
beforeFunc: func(obj *sourcev1.HelmChart) {
obj.Spec.Chart = "testdata/charts/helmchart-0.1.0.tgz"
obj.Spec.SourceRef = sourcev1.LocalHelmChartSourceReference{
Name: "gitrepository",
Kind: sourcev1.GitRepositoryKind,
}
obj.Status.Artifact = &sourcev1.Artifact{
Path: "some-path",
Revision: "some-rev",
}
},
want: sreconcile.ResultSuccess,
assertFunc: func(g *WithT, build chart.Build, obj sourcev1.HelmChart) {
g.Expect(build.Complete()).To(BeTrue())
g.Expect(build.Name).To(Equal("helmchart"))
g.Expect(build.Version).To(Equal("0.1.0"))
g.Expect(build.Path).To(BeARegularFile())
g.Expect(obj.Status.ObservedSourceArtifactRevision).To(Equal(gitArtifact.Revision))
g.Expect(obj.Status.Conditions).To(conditions.MatchConditions([]metav1.Condition{
*conditions.TrueCondition(sourcev1.ArtifactOutdatedCondition, "NewChart", "pulled 'helmchart' chart with version '0.1.0'"),
*conditions.TrueCondition(meta.ReconcilingCondition, meta.ProgressingReason, "building artifact: pulled 'helmchart' chart with version '0.1.0'"),
*conditions.UnknownCondition(meta.ReadyCondition, meta.ProgressingReason, "building artifact: pulled 'helmchart' chart with version '0.1.0'"),
}))
},
},
{
name: "Error on unavailable source",
beforeFunc: func(obj *sourcev1.HelmChart) {
obj.Spec.SourceRef = sourcev1.LocalHelmChartSourceReference{
Name: "unavailable",
Kind: sourcev1.GitRepositoryKind,
}
conditions.MarkReconciling(obj, meta.ProgressingReason, "foo")
conditions.MarkUnknown(obj, meta.ReadyCondition, "foo", "bar")
},
want: sreconcile.ResultEmpty,
wantErr: &serror.Generic{Err: errors.New("gitrepositories.source.toolkit.fluxcd.io \"unavailable\" not found")},
assertFunc: func(g *WithT, build chart.Build, obj sourcev1.HelmChart) {
g.Expect(build.Complete()).To(BeFalse())
g.Expect(obj.Status.Conditions).To(conditions.MatchConditions([]metav1.Condition{
*conditions.TrueCondition(sourcev1.FetchFailedCondition, "SourceUnavailable", "failed to get source: gitrepositories.source.toolkit.fluxcd.io \"unavailable\" not found"),
*conditions.TrueCondition(meta.ReconcilingCondition, meta.ProgressingReason, "foo"),
*conditions.UnknownCondition(meta.ReadyCondition, "foo", "bar"),
}))
},
},
{
name: "Stalling on unsupported source kind",
beforeFunc: func(obj *sourcev1.HelmChart) {
obj.Spec.SourceRef = sourcev1.LocalHelmChartSourceReference{
Name: "unavailable",
Kind: "Unsupported",
}
conditions.MarkReconciling(obj, meta.ProgressingReason, "foo")
conditions.MarkUnknown(obj, meta.ReadyCondition, meta.ProgressingReason, "foo")
},
want: sreconcile.ResultEmpty,
wantErr: &serror.Stalling{Err: errors.New("unsupported source kind 'Unsupported'")},
assertFunc: func(g *WithT, build chart.Build, obj sourcev1.HelmChart) {
g.Expect(build.Complete()).To(BeFalse())
g.Expect(obj.Status.Conditions).To(conditions.MatchConditions([]metav1.Condition{
*conditions.TrueCondition(sourcev1.FetchFailedCondition, "SourceUnavailable", "failed to get source: unsupported source kind"),
*conditions.TrueCondition(meta.ReconcilingCondition, meta.ProgressingReason, "foo"),
*conditions.UnknownCondition(meta.ReadyCondition, meta.ProgressingReason, "foo"),
}))
},
},
{
name: "Stalling on persistent build error",
source: &sourcev1.GitRepository{
ObjectMeta: metav1.ObjectMeta{
Name: "gitrepository",
Namespace: "default",
},
Status: sourcev1.GitRepositoryStatus{
Artifact: gitArtifact,
},
},
beforeFunc: func(obj *sourcev1.HelmChart) {
obj.Spec.Chart = "testdata/charts/helmchart-0.1.0.tgz"
obj.Spec.SourceRef = sourcev1.LocalHelmChartSourceReference{
Name: "gitrepository",
Kind: sourcev1.GitRepositoryKind,
}
obj.Spec.ValuesFiles = []string{"invalid.yaml"}
conditions.MarkReconciling(obj, meta.ProgressingReason, "foo")
conditions.MarkUnknown(obj, meta.ReadyCondition, meta.ProgressingReason, "foo")
},
want: sreconcile.ResultEmpty,
wantErr: &serror.Stalling{Err: errors.New("values files merge error: no values file found at path")},
assertFunc: func(g *WithT, build chart.Build, obj sourcev1.HelmChart) {
g.Expect(build.Complete()).To(BeFalse())
g.Expect(obj.Status.Conditions).To(conditions.MatchConditions([]metav1.Condition{
*conditions.TrueCondition(sourcev1.BuildFailedCondition, "ValuesFilesError", "values files merge error: no values file found at path"),
*conditions.TrueCondition(meta.ReconcilingCondition, meta.ProgressingReason, "foo"),
*conditions.UnknownCondition(meta.ReadyCondition, meta.ProgressingReason, "foo"),
}))
},
},
{
name: "ResultRequeue when source artifact is unavailable",
source: &sourcev1.GitRepository{
ObjectMeta: metav1.ObjectMeta{
Name: "gitrepository",
Namespace: "default",
},
Status: sourcev1.GitRepositoryStatus{},
},
beforeFunc: func(obj *sourcev1.HelmChart) {
obj.Spec.Chart = "testdata/charts/helmchart-0.1.0.tgz"
obj.Spec.SourceRef = sourcev1.LocalHelmChartSourceReference{
Name: "gitrepository",
Kind: sourcev1.GitRepositoryKind,
}
obj.Status.ObservedSourceArtifactRevision = "foo"
conditions.MarkReconciling(obj, meta.ProgressingReason, "foo")
conditions.MarkUnknown(obj, meta.ReadyCondition, meta.ProgressingReason, "foo")
},
want: sreconcile.ResultRequeue,
assertFunc: func(g *WithT, build chart.Build, obj sourcev1.HelmChart) {
g.Expect(build.Complete()).To(BeFalse())
g.Expect(obj.Status.ObservedSourceArtifactRevision).To(Equal("foo"))
g.Expect(obj.Status.Conditions).To(conditions.MatchConditions([]metav1.Condition{
*conditions.TrueCondition(sourcev1.FetchFailedCondition, "NoSourceArtifact", "no artifact available"),
*conditions.TrueCondition(meta.ReconcilingCondition, meta.ProgressingReason, "foo"),
*conditions.UnknownCondition(meta.ReadyCondition, meta.ProgressingReason, "foo"),
}))
},
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
g := NewWithT(t)
clientBuilder := fakeclient.NewClientBuilder().
WithScheme(testEnv.GetScheme()).
WithStatusSubresource(&sourcev1.HelmChart{})
if tt.source != nil {
clientBuilder.WithRuntimeObjects(tt.source)
}
r := &HelmChartReconciler{
Client: clientBuilder.Build(),
EventRecorder: record.NewFakeRecorder(32),
Storage: storage,
patchOptions: getPatchOptions(helmChartReadyCondition.Owned, "sc"),
}
obj := sourcev1.HelmChart{
ObjectMeta: metav1.ObjectMeta{
GenerateName: "chart",
Namespace: "default",
Generation: 1,
},
Spec: sourcev1.HelmChartSpec{},
}
if tt.beforeFunc != nil {
tt.beforeFunc(&obj)
}
var b chart.Build
if tt.cleanFunc != nil {
defer tt.cleanFunc(g, &b)
}
g.Expect(r.Client.Create(context.TODO(), &obj)).ToNot(HaveOccurred())
defer func() {
g.Expect(r.Client.Delete(context.TODO(), &obj)).ToNot(HaveOccurred())
}()
sp := patch.NewSerialPatcher(&obj, r.Client)
got, err := r.reconcileSource(context.TODO(), sp, &obj, &b)
g.Expect(err != nil).To(Equal(tt.wantErr != nil))
if tt.wantErr != nil {
g.Expect(reflect.TypeOf(err).String()).To(Equal(reflect.TypeOf(tt.wantErr).String()))
g.Expect(err.Error()).To(ContainSubstring(tt.wantErr.Error()))
}
g.Expect(got).To(Equal(tt.want))
if tt.assertFunc != nil {
tt.assertFunc(g, b, obj)
}
// In-progress status condition validity.
checker := conditionscheck.NewInProgressChecker(r.Client)
checker.WithT(g).CheckErr(ctx, &obj)
})
}
}
func TestHelmChartReconciler_buildFromHelmRepository(t *testing.T) {
g := NewWithT(t)
const (
chartName = "helmchart"
chartVersion = "0.2.0"
higherChartVersion = "0.3.0"
chartPath = "testdata/charts/helmchart"
)
serverFactory, err := helmtestserver.NewTempHelmServer()
g.Expect(err).NotTo(HaveOccurred())
defer os.RemoveAll(serverFactory.Root())
for _, ver := range []string{chartVersion, higherChartVersion} {
g.Expect(serverFactory.PackageChartWithVersion(chartPath, ver)).To(Succeed())
}
g.Expect(serverFactory.GenerateIndex()).To(Succeed())
type options struct {
username string
password string
}
tests := []struct {
name string
server options
secret *corev1.Secret
beforeFunc func(obj *sourcev1.HelmChart, repository *sourcev1.HelmRepository)
want sreconcile.Result
wantErr error
assertFunc func(g *WithT, obj *sourcev1.HelmChart, build chart.Build)
cleanFunc func(g *WithT, build *chart.Build)
}{
{
name: "Reconciles chart build",
beforeFunc: func(obj *sourcev1.HelmChart, repository *sourcev1.HelmRepository) {
obj.Spec.Chart = "helmchart"
},
want: sreconcile.ResultSuccess,
assertFunc: func(g *WithT, _ *sourcev1.HelmChart, build chart.Build) {
g.Expect(build.Name).To(Equal(chartName))
g.Expect(build.Version).To(Equal(higherChartVersion))
g.Expect(build.Path).ToNot(BeEmpty())
g.Expect(build.Path).To(BeARegularFile())
},
cleanFunc: func(g *WithT, build *chart.Build) {
g.Expect(os.Remove(build.Path)).To(Succeed())
},
},
{
name: "Reconciles chart build with repository credentials",
server: options{
username: "foo",
password: "bar",
},
secret: &corev1.Secret{
ObjectMeta: metav1.ObjectMeta{
Name: "auth",
},
Data: map[string][]byte{
"username": []byte("foo"),
"password": []byte("bar"),
},
},
beforeFunc: func(obj *sourcev1.HelmChart, repository *sourcev1.HelmRepository) {
obj.Spec.Chart = chartName
obj.Spec.Version = chartVersion
repository.Spec.SecretRef = &meta.LocalObjectReference{Name: "auth"}
},
want: sreconcile.ResultSuccess,
assertFunc: func(g *WithT, _ *sourcev1.HelmChart, build chart.Build) {
g.Expect(build.Name).To(Equal(chartName))
g.Expect(build.Version).To(Equal(chartVersion))
g.Expect(build.Path).ToNot(BeEmpty())
g.Expect(build.Path).To(BeARegularFile())
},
cleanFunc: func(g *WithT, build *chart.Build) {
g.Expect(os.Remove(build.Path)).To(Succeed())
},
},
{
name: "Uses artifact as build cache",
beforeFunc: func(obj *sourcev1.HelmChart, repository *sourcev1.HelmRepository) {
obj.Spec.Chart = chartName
obj.Spec.Version = chartVersion
obj.Status.Artifact = &sourcev1.Artifact{Path: chartName + "-" + chartVersion + ".tgz"}
},
want: sreconcile.ResultSuccess,
assertFunc: func(g *WithT, obj *sourcev1.HelmChart, build chart.Build) {
g.Expect(build.Name).To(Equal(chartName))
g.Expect(build.Version).To(Equal(chartVersion))
g.Expect(build.Path).To(Equal(filepath.Join(serverFactory.Root(), obj.Status.Artifact.Path)))
g.Expect(build.Path).To(BeARegularFile())
},
},
{
name: "Uses artifact as build cache with observedValuesFiles",
beforeFunc: func(obj *sourcev1.HelmChart, repository *sourcev1.HelmRepository) {
obj.Spec.Chart = chartName
obj.Spec.Version = chartVersion
obj.Status.Artifact = &sourcev1.Artifact{Path: chartName + "-" + chartVersion + ".tgz"}
obj.Status.ObservedValuesFiles = []string{"values.yaml", "override.yaml"}
},
want: sreconcile.ResultSuccess,
assertFunc: func(g *WithT, obj *sourcev1.HelmChart, build chart.Build) {
g.Expect(build.Name).To(Equal(chartName))
g.Expect(build.Version).To(Equal(chartVersion))
g.Expect(build.Path).To(Equal(filepath.Join(serverFactory.Root(), obj.Status.Artifact.Path)))
g.Expect(build.Path).To(BeARegularFile())
g.Expect(build.ValuesFiles).To(Equal([]string{"values.yaml", "override.yaml"}))
},
},
{
name: "Sets Generation as VersionMetadata with values files",
beforeFunc: func(obj *sourcev1.HelmChart, repository *sourcev1.HelmRepository) {
obj.Spec.Chart = chartName
obj.Generation = 3
obj.Spec.ValuesFiles = []string{"values.yaml", "override.yaml"}
},
want: sreconcile.ResultSuccess,
assertFunc: func(g *WithT, _ *sourcev1.HelmChart, build chart.Build) {
g.Expect(build.Name).To(Equal(chartName))
g.Expect(build.Version).To(Equal(higherChartVersion + "+3"))
g.Expect(build.Path).ToNot(BeEmpty())
g.Expect(build.Path).To(BeARegularFile())
g.Expect(build.ValuesFiles).To(Equal([]string{"values.yaml", "override.yaml"}))
},
cleanFunc: func(g *WithT, build *chart.Build) {
g.Expect(os.Remove(build.Path)).To(Succeed())
},
},
{
name: "Missing values files are an error",
beforeFunc: func(obj *sourcev1.HelmChart, repository *sourcev1.HelmRepository) {
obj.Spec.Chart = chartName
obj.Spec.ValuesFiles = []string{"missing.yaml"}
},
wantErr: &chart.BuildError{Err: errors.New("values files merge error: failed to merge chart values: no values file found at path 'missing.yaml'")},
},
{
name: "All missing values files ignored",
beforeFunc: func(obj *sourcev1.HelmChart, repository *sourcev1.HelmRepository) {
obj.Spec.Chart = chartName
obj.Spec.Version = chartVersion
obj.Spec.ValuesFiles = []string{"missing.yaml"}
obj.Spec.IgnoreMissingValuesFiles = true
},
want: sreconcile.ResultSuccess,
assertFunc: func(g *WithT, obj *sourcev1.HelmChart, build chart.Build) {
g.Expect(build.Name).To(Equal(chartName))
g.Expect(build.Version).To(Equal(chartVersion + "+0"))
g.Expect(build.ValuesFiles).To(BeEmpty())
},
cleanFunc: func(g *WithT, build *chart.Build) {
g.Expect(os.Remove(build.Path)).To(Succeed())
},
},
{
name: "Partial missing values files ignored",
beforeFunc: func(obj *sourcev1.HelmChart, repository *sourcev1.HelmRepository) {
obj.Spec.Chart = chartName
obj.Spec.Version = chartVersion
obj.Spec.ValuesFiles = []string{"values.yaml", "override.yaml", "invalid.yaml"}
obj.Spec.IgnoreMissingValuesFiles = true
},
want: sreconcile.ResultSuccess,