bce0335ea6
1. `apiGroup`: If set, it must be a valid DNS subdomain (e.g. 'example.com'). 2. `kind` and `name`: It must be valid path segment name. It may not be '.' or '..' and it may not contain '/' and '%' characters.
302 lines
11 KiB
Go
302 lines
11 KiB
Go
/*
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Copyright 2022 The Kubernetes 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 validation
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import (
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"testing"
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"github.com/stretchr/testify/assert"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/util/validation/field"
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"k8s.io/kubernetes/pkg/apis/core"
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"k8s.io/kubernetes/pkg/apis/resource"
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"k8s.io/utils/pointer"
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)
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func testClass(name, driverName string) *resource.ResourceClass {
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return &resource.ResourceClass{
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ObjectMeta: metav1.ObjectMeta{
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Name: name,
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},
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DriverName: driverName,
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}
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}
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func TestValidateClass(t *testing.T) {
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goodName := "foo"
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now := metav1.Now()
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goodParameters := resource.ResourceClassParametersReference{
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Name: "valid",
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Namespace: "valid",
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Kind: "foo",
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}
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badName := "!@#$%^"
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badValue := "spaces not allowed"
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badAPIGroup := "example.com/v1"
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goodAPIGroup := "example.com"
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scenarios := map[string]struct {
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class *resource.ResourceClass
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wantFailures field.ErrorList
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}{
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"good-class": {
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class: testClass(goodName, goodName),
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},
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"good-long-driver-name": {
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class: testClass(goodName, "acme.example.com"),
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},
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"missing-name": {
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wantFailures: field.ErrorList{field.Required(field.NewPath("metadata", "name"), "name or generateName is required")},
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class: testClass("", goodName),
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},
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"bad-name": {
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wantFailures: field.ErrorList{field.Invalid(field.NewPath("metadata", "name"), badName, "a lowercase RFC 1123 subdomain must consist of lower case alphanumeric characters, '-' or '.', and must start and end with an alphanumeric character (e.g. 'example.com', regex used for validation is '[a-z0-9]([-a-z0-9]*[a-z0-9])?(\\.[a-z0-9]([-a-z0-9]*[a-z0-9])?)*')")},
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class: testClass(badName, goodName),
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},
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"generate-name": {
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class: func() *resource.ResourceClass {
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class := testClass(goodName, goodName)
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class.GenerateName = "pvc-"
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return class
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}(),
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},
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"uid": {
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class: func() *resource.ResourceClass {
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class := testClass(goodName, goodName)
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class.UID = "ac051fac-2ead-46d9-b8b4-4e0fbeb7455d"
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return class
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}(),
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},
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"resource-version": {
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class: func() *resource.ResourceClass {
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class := testClass(goodName, goodName)
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class.ResourceVersion = "1"
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return class
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}(),
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},
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"generation": {
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class: func() *resource.ResourceClass {
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class := testClass(goodName, goodName)
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class.Generation = 100
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return class
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}(),
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},
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"creation-timestamp": {
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class: func() *resource.ResourceClass {
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class := testClass(goodName, goodName)
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class.CreationTimestamp = now
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return class
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}(),
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},
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"deletion-grace-period-seconds": {
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class: func() *resource.ResourceClass {
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class := testClass(goodName, goodName)
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class.DeletionGracePeriodSeconds = pointer.Int64(10)
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return class
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}(),
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},
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"owner-references": {
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class: func() *resource.ResourceClass {
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class := testClass(goodName, goodName)
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class.OwnerReferences = []metav1.OwnerReference{
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{
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APIVersion: "v1",
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Kind: "pod",
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Name: "foo",
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UID: "ac051fac-2ead-46d9-b8b4-4e0fbeb7455d",
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},
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}
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return class
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}(),
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},
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"finalizers": {
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class: func() *resource.ResourceClass {
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class := testClass(goodName, goodName)
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class.Finalizers = []string{
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"example.com/foo",
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}
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return class
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}(),
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},
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"managed-fields": {
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class: func() *resource.ResourceClass {
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class := testClass(goodName, goodName)
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class.ManagedFields = []metav1.ManagedFieldsEntry{
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{
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FieldsType: "FieldsV1",
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Operation: "Apply",
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APIVersion: "apps/v1",
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Manager: "foo",
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},
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}
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return class
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}(),
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},
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"good-labels": {
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class: func() *resource.ResourceClass {
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class := testClass(goodName, goodName)
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class.Labels = map[string]string{
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"apps.kubernetes.io/name": "test",
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}
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return class
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}(),
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},
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"bad-labels": {
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wantFailures: field.ErrorList{field.Invalid(field.NewPath("metadata", "labels"), badValue, "a valid label must be an empty string or consist of alphanumeric characters, '-', '_' or '.', and must start and end with an alphanumeric character (e.g. 'MyValue', or 'my_value', or '12345', regex used for validation is '(([A-Za-z0-9][-A-Za-z0-9_.]*)?[A-Za-z0-9])?')")},
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class: func() *resource.ResourceClass {
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class := testClass(goodName, goodName)
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class.Labels = map[string]string{
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"hello-world": badValue,
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}
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return class
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}(),
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},
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"good-annotations": {
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class: func() *resource.ResourceClass {
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class := testClass(goodName, goodName)
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class.Annotations = map[string]string{
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"foo": "bar",
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}
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return class
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}(),
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},
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"bad-annotations": {
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wantFailures: field.ErrorList{field.Invalid(field.NewPath("metadata", "annotations"), badName, "name part must consist of alphanumeric characters, '-', '_' or '.', and must start and end with an alphanumeric character (e.g. 'MyName', or 'my.name', or '123-abc', regex used for validation is '([A-Za-z0-9][-A-Za-z0-9_.]*)?[A-Za-z0-9]')")},
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class: func() *resource.ResourceClass {
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class := testClass(goodName, goodName)
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class.Annotations = map[string]string{
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badName: "hello world",
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}
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return class
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}(),
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},
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"missing-driver-name": {
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wantFailures: field.ErrorList{field.Required(field.NewPath("driverName"), ""),
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field.Invalid(field.NewPath("driverName"), "", "a lowercase RFC 1123 subdomain must consist of lower case alphanumeric characters, '-' or '.', and must start and end with an alphanumeric character (e.g. 'example.com', regex used for validation is '[a-z0-9]([-a-z0-9]*[a-z0-9])?(\\.[a-z0-9]([-a-z0-9]*[a-z0-9])?)*')"),
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},
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class: testClass(goodName, ""),
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},
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"invalid-driver-name": {
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wantFailures: field.ErrorList{field.Invalid(field.NewPath("driverName"), badName, "a lowercase RFC 1123 subdomain must consist of lower case alphanumeric characters, '-' or '.', and must start and end with an alphanumeric character (e.g. 'example.com', regex used for validation is '[a-z0-9]([-a-z0-9]*[a-z0-9])?(\\.[a-z0-9]([-a-z0-9]*[a-z0-9])?)*')")},
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class: testClass(goodName, badName),
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},
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"invalid-qualified-driver-name": {
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wantFailures: field.ErrorList{field.Invalid(field.NewPath("driverName"), goodName+"/path", "a lowercase RFC 1123 subdomain must consist of lower case alphanumeric characters, '-' or '.', and must start and end with an alphanumeric character (e.g. 'example.com', regex used for validation is '[a-z0-9]([-a-z0-9]*[a-z0-9])?(\\.[a-z0-9]([-a-z0-9]*[a-z0-9])?)*')")},
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class: testClass(goodName, goodName+"/path"),
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},
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"good-parameters": {
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class: func() *resource.ResourceClass {
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class := testClass(goodName, goodName)
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class.ParametersRef = goodParameters.DeepCopy()
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return class
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}(),
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},
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"good-parameters-apigroup": {
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class: func() *resource.ResourceClass {
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class := testClass(goodName, goodName)
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class.ParametersRef = goodParameters.DeepCopy()
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class.ParametersRef.APIGroup = goodAPIGroup
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return class
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}(),
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},
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"bad-parameters-apigroup": {
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wantFailures: field.ErrorList{field.Invalid(field.NewPath("parametersRef", "apiGroup"), badAPIGroup, "a lowercase RFC 1123 subdomain must consist of lower case alphanumeric characters, '-' or '.', and must start and end with an alphanumeric character (e.g. 'example.com', regex used for validation is '[a-z0-9]([-a-z0-9]*[a-z0-9])?(\\.[a-z0-9]([-a-z0-9]*[a-z0-9])?)*')")},
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class: func() *resource.ResourceClass {
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class := testClass(goodName, goodName)
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class.ParametersRef = goodParameters.DeepCopy()
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class.ParametersRef.APIGroup = badAPIGroup
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return class
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}(),
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},
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"missing-parameters-name": {
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wantFailures: field.ErrorList{field.Required(field.NewPath("parametersRef", "name"), "")},
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class: func() *resource.ResourceClass {
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class := testClass(goodName, goodName)
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class.ParametersRef = goodParameters.DeepCopy()
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class.ParametersRef.Name = ""
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return class
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}(),
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},
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"bad-parameters-namespace": {
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wantFailures: field.ErrorList{field.Invalid(field.NewPath("parametersRef", "namespace"), badName, "a lowercase RFC 1123 label must consist of lower case alphanumeric characters or '-', and must start and end with an alphanumeric character (e.g. 'my-name', or '123-abc', regex used for validation is '[a-z0-9]([-a-z0-9]*[a-z0-9])?')")},
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class: func() *resource.ResourceClass {
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class := testClass(goodName, goodName)
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class.ParametersRef = goodParameters.DeepCopy()
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class.ParametersRef.Namespace = badName
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return class
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}(),
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},
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"missing-parameters-kind": {
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wantFailures: field.ErrorList{field.Required(field.NewPath("parametersRef", "kind"), "")},
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class: func() *resource.ResourceClass {
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class := testClass(goodName, goodName)
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class.ParametersRef = goodParameters.DeepCopy()
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class.ParametersRef.Kind = ""
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return class
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}(),
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},
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"invalid-node-selector": {
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wantFailures: field.ErrorList{field.Required(field.NewPath("suitableNodes", "nodeSelectorTerms"), "must have at least one node selector term")},
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class: func() *resource.ResourceClass {
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class := testClass(goodName, goodName)
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class.SuitableNodes = &core.NodeSelector{
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// Must not be empty.
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}
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return class
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}(),
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},
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}
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for name, scenario := range scenarios {
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t.Run(name, func(t *testing.T) {
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errs := ValidateClass(scenario.class)
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assert.Equal(t, scenario.wantFailures, errs)
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})
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}
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}
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func TestValidateClassUpdate(t *testing.T) {
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validClass := testClass("foo", "valid")
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scenarios := map[string]struct {
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oldClass *resource.ResourceClass
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update func(class *resource.ResourceClass) *resource.ResourceClass
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wantFailures field.ErrorList
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}{
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"valid-no-op-update": {
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oldClass: validClass,
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update: func(class *resource.ResourceClass) *resource.ResourceClass { return class },
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},
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"update-driver": {
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oldClass: validClass,
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update: func(class *resource.ResourceClass) *resource.ResourceClass {
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class.DriverName += "2"
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return class
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},
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},
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}
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for name, scenario := range scenarios {
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t.Run(name, func(t *testing.T) {
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scenario.oldClass.ResourceVersion = "1"
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errs := ValidateClassUpdate(scenario.update(scenario.oldClass.DeepCopy()), scenario.oldClass)
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assert.Equal(t, scenario.wantFailures, errs)
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})
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}
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}
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