137 lines
3.5 KiB
Go
137 lines
3.5 KiB
Go
//go:build gofuzz_libfuzzer
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// +build gofuzz_libfuzzer
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/*
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Copyright 2020 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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"testing"
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"github.com/go-logr/logr"
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corev1 "k8s.io/api/core/v1"
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apiextensionsv1 "k8s.io/apiextensions-apiserver/pkg/apis/apiextensions/v1"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/runtime"
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"sigs.k8s.io/controller-runtime/pkg/client"
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"sigs.k8s.io/controller-runtime/pkg/client/fake"
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"sigs.k8s.io/yaml"
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"github.com/fluxcd/pkg/runtime/patch"
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sourcev1 "github.com/fluxcd/source-controller/api/v1"
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v2 "github.com/fluxcd/helm-controller/api/v2"
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)
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func FuzzHelmReleaseReconciler_reconcile(f *testing.F) {
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scheme := testScheme()
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tests := []struct {
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valuesKey string
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hrValues string
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secretData []byte
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configData string
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}{
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{
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valuesKey: "custom-values.yaml",
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secretData: []byte(`flat:
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nested: value
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nested: value
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`),
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configData: `flat: value
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nested:
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configuration: value
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`,
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hrValues: `
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other: values
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`,
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},
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}
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for _, tt := range tests {
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f.Add(tt.valuesKey, tt.hrValues, tt.secretData, tt.configData)
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}
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f.Fuzz(func(t *testing.T,
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valuesKey, hrValues string, secretData []byte, configData string) {
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var values *apiextensionsv1.JSON
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if hrValues != "" {
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v, _ := yaml.YAMLToJSON([]byte(hrValues))
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values = &apiextensionsv1.JSON{Raw: v}
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}
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hr := v2.HelmRelease{
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Spec: v2.HelmReleaseSpec{
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Values: values,
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},
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}
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hc := sourcev1.HelmChart{}
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hc.ObjectMeta.Name = hr.GetHelmChartName()
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hc.ObjectMeta.Namespace = hr.Spec.Chart.GetNamespace(hr.Namespace)
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resources := []client.Object{
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valuesConfigMap("values", map[string]string{valuesKey: configData}),
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valuesSecret("values", map[string][]byte{valuesKey: secretData}),
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&hc,
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}
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c := fake.NewClientBuilder().WithScheme(scheme).WithStatusSubresource(&v2.HelmRelease{}).WithObjects(resources...).Build()
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r := &HelmReleaseReconciler{
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Client: c,
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EventRecorder: &DummyRecorder{},
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}
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_, _ = r.reconcileRelease(logr.NewContext(context.TODO(), logr.Discard()), patch.NewSerialPatcher(&hr, c), &hr)
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})
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}
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func valuesSecret(name string, data map[string][]byte) *corev1.Secret {
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return &corev1.Secret{
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ObjectMeta: metav1.ObjectMeta{Name: name},
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Data: data,
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}
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}
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func valuesConfigMap(name string, data map[string]string) *corev1.ConfigMap {
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return &corev1.ConfigMap{
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ObjectMeta: metav1.ObjectMeta{Name: name},
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Data: data,
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}
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}
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func testScheme() *runtime.Scheme {
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scheme := runtime.NewScheme()
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_ = corev1.AddToScheme(scheme)
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_ = v2.AddToScheme(scheme)
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_ = sourcev1.AddToScheme(scheme)
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return scheme
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}
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// DummyRecorder serves as a dummy for kuberecorder.EventRecorder.
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type DummyRecorder struct{}
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func (r *DummyRecorder) Event(object runtime.Object, eventtype, reason, message string) {
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}
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func (r *DummyRecorder) Eventf(object runtime.Object, eventtype, reason, messageFmt string, args ...interface{}) {
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}
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func (r *DummyRecorder) AnnotatedEventf(object runtime.Object, annotations map[string]string,
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eventtype, reason string, messageFmt string, args ...interface{}) {
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}
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