c2d081eaf9
validation test validation test validation adding validation for fs/pl status validation validation validation replace < with <= validation test
629 lines
20 KiB
Go
629 lines
20 KiB
Go
/*
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Copyright 2019 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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"math"
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"testing"
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"github.com/google/go-cmp/cmp"
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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/flowcontrol"
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)
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func TestFlowSchemaValidation(t *testing.T) {
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testCases := []struct {
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name string
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flowSchema *flowcontrol.FlowSchema
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expectedErrors field.ErrorList
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}{
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{
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name: "missing neither resource and non-resource policy-rule should fail",
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flowSchema: &flowcontrol.FlowSchema{
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ObjectMeta: metav1.ObjectMeta{
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Name: "system-foo",
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},
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Spec: flowcontrol.FlowSchemaSpec{
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MatchingPrecedence: 50,
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PriorityLevelConfiguration: flowcontrol.PriorityLevelConfigurationReference{
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Name: "system-bar",
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},
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Rules: []flowcontrol.PolicyRulesWithSubjects{
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{
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Subjects: []flowcontrol.Subject{
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{
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Kind: flowcontrol.SubjectKindUser,
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User: &flowcontrol.UserSubject{Name: "noxu"},
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},
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},
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},
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},
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},
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},
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expectedErrors: field.ErrorList{
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field.Required(field.NewPath("spec").Child("rules").Index(0), "at least one of resourceRules and nonResourceRules has to be non-empty"),
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},
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},
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{
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name: "normal flow-schema w/ * verbs/apiGroups/resources should work",
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flowSchema: &flowcontrol.FlowSchema{
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ObjectMeta: metav1.ObjectMeta{
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Name: "system-foo",
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},
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Spec: flowcontrol.FlowSchemaSpec{
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MatchingPrecedence: 50,
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PriorityLevelConfiguration: flowcontrol.PriorityLevelConfigurationReference{
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Name: "system-bar",
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},
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Rules: []flowcontrol.PolicyRulesWithSubjects{
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{
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Subjects: []flowcontrol.Subject{
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{
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Kind: flowcontrol.SubjectKindGroup,
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Group: &flowcontrol.GroupSubject{Name: "noxu"},
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},
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},
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ResourceRules: []flowcontrol.ResourcePolicyRule{
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{
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Verbs: []string{flowcontrol.VerbAll},
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APIGroups: []string{flowcontrol.APIGroupAll},
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Resources: []string{flowcontrol.ResourceAll},
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},
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},
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},
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},
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},
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},
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expectedErrors: field.ErrorList{},
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},
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{
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name: "flow-schema mixes * verbs/apiGroups/resources should fail",
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flowSchema: &flowcontrol.FlowSchema{
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ObjectMeta: metav1.ObjectMeta{
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Name: "system-foo",
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},
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Spec: flowcontrol.FlowSchemaSpec{
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MatchingPrecedence: 50,
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PriorityLevelConfiguration: flowcontrol.PriorityLevelConfigurationReference{
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Name: "system-bar",
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},
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Rules: []flowcontrol.PolicyRulesWithSubjects{
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{
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Subjects: []flowcontrol.Subject{
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{
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Kind: flowcontrol.SubjectKindUser,
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User: &flowcontrol.UserSubject{Name: "noxu"},
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},
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},
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ResourceRules: []flowcontrol.ResourcePolicyRule{
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{
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Verbs: []string{flowcontrol.VerbAll, "create"},
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APIGroups: []string{flowcontrol.APIGroupAll, "tak"},
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Resources: []string{flowcontrol.ResourceAll, "tok"},
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},
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},
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},
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},
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},
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},
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expectedErrors: field.ErrorList{
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field.Invalid(field.NewPath("spec").Child("rules").Index(0).Child("resourceRules").Index(0).Child("verbs"), []string{"*", "create"}, "if '*' is present, must not specify other verbs"),
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field.Invalid(field.NewPath("spec").Child("rules").Index(0).Child("resourceRules").Index(0).Child("apiGroups"), []string{"*", "tak"}, "if '*' is present, must not specify other api groups"),
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field.Invalid(field.NewPath("spec").Child("rules").Index(0).Child("resourceRules").Index(0).Child("resources"), []string{"*", "tok"}, "if '*' is present, must not specify other resources"),
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},
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},
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{
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name: "flow-schema has both resource rules and non-resource rules should work",
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flowSchema: &flowcontrol.FlowSchema{
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ObjectMeta: metav1.ObjectMeta{
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Name: "system-foo",
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},
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Spec: flowcontrol.FlowSchemaSpec{
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MatchingPrecedence: 50,
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PriorityLevelConfiguration: flowcontrol.PriorityLevelConfigurationReference{
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Name: "system-bar",
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},
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Rules: []flowcontrol.PolicyRulesWithSubjects{
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{
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Subjects: []flowcontrol.Subject{
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{
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Kind: flowcontrol.SubjectKindUser,
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User: &flowcontrol.UserSubject{Name: "noxu"},
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},
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},
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ResourceRules: []flowcontrol.ResourcePolicyRule{
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{
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Verbs: []string{flowcontrol.VerbAll},
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APIGroups: []string{flowcontrol.APIGroupAll},
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Resources: []string{flowcontrol.ResourceAll},
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},
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},
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NonResourceRules: []flowcontrol.NonResourcePolicyRule{
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{
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Verbs: []string{flowcontrol.VerbAll},
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NonResourceURLs: []string{"/apis/*"},
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},
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},
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},
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},
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},
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},
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expectedErrors: field.ErrorList{},
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},
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{
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name: "flow-schema mixes * non-resource URLs should fail",
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flowSchema: &flowcontrol.FlowSchema{
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ObjectMeta: metav1.ObjectMeta{
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Name: "system-foo",
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},
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Spec: flowcontrol.FlowSchemaSpec{
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MatchingPrecedence: 50,
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PriorityLevelConfiguration: flowcontrol.PriorityLevelConfigurationReference{
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Name: "system-bar",
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},
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Rules: []flowcontrol.PolicyRulesWithSubjects{
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{
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Subjects: []flowcontrol.Subject{
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{
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Kind: flowcontrol.SubjectKindUser,
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User: &flowcontrol.UserSubject{Name: "noxu"},
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},
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},
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NonResourceRules: []flowcontrol.NonResourcePolicyRule{
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{
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Verbs: []string{"*"},
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NonResourceURLs: []string{flowcontrol.NonResourceAll, "tik"},
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},
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},
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},
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},
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},
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},
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expectedErrors: field.ErrorList{
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field.Invalid(field.NewPath("spec").Child("rules").Index(0).Child("nonResourceRules").Index(0).Child("nonResourceURLs"), []string{"*", "tik"}, "if '*' is present, must not specify other non-resource URLs"),
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},
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},
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{
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name: "invalid subject kind should fail",
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flowSchema: &flowcontrol.FlowSchema{
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ObjectMeta: metav1.ObjectMeta{
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Name: "system-foo",
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},
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Spec: flowcontrol.FlowSchemaSpec{
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MatchingPrecedence: 50,
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PriorityLevelConfiguration: flowcontrol.PriorityLevelConfigurationReference{
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Name: "system-bar",
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},
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Rules: []flowcontrol.PolicyRulesWithSubjects{
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{
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Subjects: []flowcontrol.Subject{
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{
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Kind: "FooKind",
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},
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},
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NonResourceRules: []flowcontrol.NonResourcePolicyRule{
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{
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Verbs: []string{"*"},
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NonResourceURLs: []string{flowcontrol.NonResourceAll},
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},
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},
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},
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},
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},
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},
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expectedErrors: field.ErrorList{
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field.NotSupported(field.NewPath("spec").Child("rules").Index(0).Child("subjects").Index(0).Child("kind"), flowcontrol.SubjectKind("FooKind"), supportedSubjectKinds.List()),
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},
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},
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{
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name: "flow-schema w/ invalid verb should fail",
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flowSchema: &flowcontrol.FlowSchema{
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ObjectMeta: metav1.ObjectMeta{
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Name: "system-foo",
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},
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Spec: flowcontrol.FlowSchemaSpec{
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MatchingPrecedence: 50,
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PriorityLevelConfiguration: flowcontrol.PriorityLevelConfigurationReference{
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Name: "system-bar",
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},
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Rules: []flowcontrol.PolicyRulesWithSubjects{
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{
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Subjects: []flowcontrol.Subject{
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{
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Kind: flowcontrol.SubjectKindUser,
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User: &flowcontrol.UserSubject{Name: "noxu"},
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},
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},
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ResourceRules: []flowcontrol.ResourcePolicyRule{
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{
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Verbs: []string{"feed"},
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APIGroups: []string{flowcontrol.APIGroupAll},
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Resources: []string{flowcontrol.ResourceAll},
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},
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},
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},
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},
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},
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},
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expectedErrors: field.ErrorList{
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field.NotSupported(field.NewPath("spec").Child("rules").Index(0).Child("resourceRules").Index(0).Child("verbs"), []string{"feed"}, supportedVerbs.List()),
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},
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},
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{
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name: "flow-schema w/ invalid priority level configuration name should fail",
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flowSchema: &flowcontrol.FlowSchema{
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ObjectMeta: metav1.ObjectMeta{
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Name: "system-foo",
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},
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Spec: flowcontrol.FlowSchemaSpec{
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MatchingPrecedence: 50,
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PriorityLevelConfiguration: flowcontrol.PriorityLevelConfigurationReference{
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Name: "system+++$$",
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},
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Rules: []flowcontrol.PolicyRulesWithSubjects{
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{
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Subjects: []flowcontrol.Subject{
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{
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Kind: flowcontrol.SubjectKindUser,
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User: &flowcontrol.UserSubject{Name: "noxu"},
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},
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},
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ResourceRules: []flowcontrol.ResourcePolicyRule{
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{
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Verbs: []string{flowcontrol.VerbAll},
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APIGroups: []string{flowcontrol.APIGroupAll},
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Resources: []string{flowcontrol.ResourceAll},
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},
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},
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},
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},
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},
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},
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expectedErrors: field.ErrorList{
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field.Invalid(field.NewPath("spec").Child("priorityLevelConfiguration").Child("name"), "system+++$$", `a DNS-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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},
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{
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name: "flow-schema w/ service-account kind missing namespace should fail",
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flowSchema: &flowcontrol.FlowSchema{
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ObjectMeta: metav1.ObjectMeta{
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Name: "system-foo",
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},
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Spec: flowcontrol.FlowSchemaSpec{
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MatchingPrecedence: 50,
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PriorityLevelConfiguration: flowcontrol.PriorityLevelConfigurationReference{
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Name: "system-bar",
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},
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Rules: []flowcontrol.PolicyRulesWithSubjects{
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{
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Subjects: []flowcontrol.Subject{
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{
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Kind: flowcontrol.SubjectKindServiceAccount,
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ServiceAccount: &flowcontrol.ServiceAccountSubject{
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Name: "noxu",
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},
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},
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},
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ResourceRules: []flowcontrol.ResourcePolicyRule{
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{
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Verbs: []string{flowcontrol.VerbAll},
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APIGroups: []string{flowcontrol.APIGroupAll},
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Resources: []string{flowcontrol.ResourceAll},
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},
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},
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},
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},
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},
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},
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expectedErrors: field.ErrorList{
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field.Required(field.NewPath("spec").Child("rules").Index(0).Child("subjects").Index(0).Child("serviceAccount").Child("namespace"), "must specify namespace for service account"),
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},
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},
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{
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name: "flow-schema missing kind should fail",
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flowSchema: &flowcontrol.FlowSchema{
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ObjectMeta: metav1.ObjectMeta{
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Name: "system-foo",
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},
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Spec: flowcontrol.FlowSchemaSpec{
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MatchingPrecedence: 50,
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PriorityLevelConfiguration: flowcontrol.PriorityLevelConfigurationReference{
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Name: "system-bar",
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},
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Rules: []flowcontrol.PolicyRulesWithSubjects{
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{
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Subjects: []flowcontrol.Subject{
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{
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Kind: "",
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},
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},
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ResourceRules: []flowcontrol.ResourcePolicyRule{
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{
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Verbs: []string{flowcontrol.VerbAll},
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APIGroups: []string{flowcontrol.APIGroupAll},
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Resources: []string{flowcontrol.ResourceAll},
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},
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},
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},
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},
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},
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},
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expectedErrors: field.ErrorList{
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field.NotSupported(field.NewPath("spec").Child("rules").Index(0).Child("subjects").Index(0).Child("kind"), flowcontrol.SubjectKind(""), supportedSubjectKinds.List()),
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},
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},
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}
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for _, testCase := range testCases {
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t.Run(testCase.name, func(t *testing.T) {
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errs := ValidateFlowSchema(testCase.flowSchema)
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if !assert.ElementsMatch(t, testCase.expectedErrors, errs) {
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t.Logf("mismatch: %v", cmp.Diff(testCase.expectedErrors, errs))
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}
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})
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}
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}
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func TestPriorityLevelConfigurationValidation(t *testing.T) {
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testCases := []struct {
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name string
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priorityLevelConfiguration *flowcontrol.PriorityLevelConfiguration
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expectedErrors field.ErrorList
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}{
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{
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name: "normal customized priority level should work",
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priorityLevelConfiguration: &flowcontrol.PriorityLevelConfiguration{
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ObjectMeta: metav1.ObjectMeta{
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Name: "system-foo",
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},
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Spec: flowcontrol.PriorityLevelConfigurationSpec{
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Type: flowcontrol.PriorityLevelQueuingTypeQueueing,
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Queuing: &flowcontrol.QueuingConfiguration{
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AssuredConcurrencyShares: 100,
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Queues: 512,
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HandSize: 4,
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QueueLengthLimit: 100,
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},
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},
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},
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expectedErrors: field.ErrorList{},
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},
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{
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name: "system low priority level w/ exempt should work",
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priorityLevelConfiguration: &flowcontrol.PriorityLevelConfiguration{
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ObjectMeta: metav1.ObjectMeta{
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Name: flowcontrol.PriorityLevelConfigurationNameExempt,
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},
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Spec: flowcontrol.PriorityLevelConfigurationSpec{
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Type: flowcontrol.PriorityLevelQueuingTypeExempt,
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},
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},
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expectedErrors: field.ErrorList{},
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},
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{
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name: "customized priority level w/ overflowing handSize/queues should fail 1",
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priorityLevelConfiguration: &flowcontrol.PriorityLevelConfiguration{
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ObjectMeta: metav1.ObjectMeta{
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Name: "system-foo",
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},
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Spec: flowcontrol.PriorityLevelConfigurationSpec{
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Type: flowcontrol.PriorityLevelQueuingTypeQueueing,
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Queuing: &flowcontrol.QueuingConfiguration{
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AssuredConcurrencyShares: 100,
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QueueLengthLimit: 100,
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Queues: 512,
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HandSize: 8,
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},
|
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},
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},
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expectedErrors: field.ErrorList{
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field.Invalid(field.NewPath("spec").Child("queuing").Child("handSize"), int32(8), "required entropy bits of deckSize 512 and handSize 8 should not be greater than 60"),
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},
|
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},
|
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{
|
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name: "customized priority level w/ overflowing handSize/queues should fail 2",
|
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priorityLevelConfiguration: &flowcontrol.PriorityLevelConfiguration{
|
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ObjectMeta: metav1.ObjectMeta{
|
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Name: "system-foo",
|
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},
|
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Spec: flowcontrol.PriorityLevelConfigurationSpec{
|
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Type: flowcontrol.PriorityLevelQueuingTypeQueueing,
|
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Queuing: &flowcontrol.QueuingConfiguration{
|
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AssuredConcurrencyShares: 100,
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QueueLengthLimit: 100,
|
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Queues: 128,
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HandSize: 10,
|
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},
|
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},
|
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},
|
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expectedErrors: field.ErrorList{
|
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field.Invalid(field.NewPath("spec").Child("queuing").Child("handSize"), int32(10), "required entropy bits of deckSize 128 and handSize 10 should not be greater than 60"),
|
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},
|
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},
|
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{
|
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name: "customized priority level w/ overflowing handSize/queues should fail 3",
|
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priorityLevelConfiguration: &flowcontrol.PriorityLevelConfiguration{
|
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ObjectMeta: metav1.ObjectMeta{
|
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Name: "system-foo",
|
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},
|
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Spec: flowcontrol.PriorityLevelConfigurationSpec{
|
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Type: flowcontrol.PriorityLevelQueuingTypeQueueing,
|
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Queuing: &flowcontrol.QueuingConfiguration{
|
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AssuredConcurrencyShares: 100,
|
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QueueLengthLimit: 100,
|
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Queues: math.MaxInt32,
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HandSize: 3,
|
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},
|
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},
|
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},
|
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expectedErrors: field.ErrorList{
|
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field.Invalid(field.NewPath("spec").Child("queuing").Child("handSize"), int32(3), "required entropy bits of deckSize 2147483647 and handSize 3 should not be greater than 60"),
|
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field.Invalid(field.NewPath("spec").Child("queuing").Child("queues"), int32(math.MaxInt32), "must not be greater than 10000000"),
|
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},
|
|
},
|
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{
|
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name: "customized priority level w/ handSize=2 and queues=10^7 should work",
|
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priorityLevelConfiguration: &flowcontrol.PriorityLevelConfiguration{
|
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ObjectMeta: metav1.ObjectMeta{
|
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Name: "system-foo",
|
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},
|
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Spec: flowcontrol.PriorityLevelConfigurationSpec{
|
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Type: flowcontrol.PriorityLevelQueuingTypeQueueing,
|
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Queuing: &flowcontrol.QueuingConfiguration{
|
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AssuredConcurrencyShares: 100,
|
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QueueLengthLimit: 100,
|
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Queues: 10 * 1000 * 1000, // 10^7
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HandSize: 2,
|
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},
|
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},
|
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},
|
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expectedErrors: field.ErrorList{},
|
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},
|
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{
|
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name: "customized priority level w/ handSize greater than queues should fail",
|
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priorityLevelConfiguration: &flowcontrol.PriorityLevelConfiguration{
|
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ObjectMeta: metav1.ObjectMeta{
|
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Name: "system-foo",
|
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},
|
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Spec: flowcontrol.PriorityLevelConfigurationSpec{
|
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Type: flowcontrol.PriorityLevelQueuingTypeQueueing,
|
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Queuing: &flowcontrol.QueuingConfiguration{
|
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AssuredConcurrencyShares: 100,
|
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QueueLengthLimit: 100,
|
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Queues: 7,
|
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HandSize: 8,
|
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},
|
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},
|
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},
|
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expectedErrors: field.ErrorList{
|
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field.Invalid(field.NewPath("spec").Child("queuing").Child("handSize"), int32(8), "should not be greater than queues (7)"),
|
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},
|
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},
|
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}
|
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for _, testCase := range testCases {
|
|
t.Run(testCase.name, func(t *testing.T) {
|
|
errs := ValidatePriorityLevelConfiguration(testCase.priorityLevelConfiguration)
|
|
if !assert.ElementsMatch(t, testCase.expectedErrors, errs) {
|
|
t.Logf("mismatch: %v", cmp.Diff(testCase.expectedErrors, errs))
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestValidateFlowSchemaStatus(t *testing.T) {
|
|
testCases := []struct {
|
|
name string
|
|
status *flowcontrol.FlowSchemaStatus
|
|
expectedErrors field.ErrorList
|
|
}{
|
|
{
|
|
name: "empty status should work",
|
|
status: &flowcontrol.FlowSchemaStatus{},
|
|
expectedErrors: field.ErrorList{},
|
|
},
|
|
{
|
|
name: "duplicate key should fail",
|
|
status: &flowcontrol.FlowSchemaStatus{
|
|
Conditions: []flowcontrol.FlowSchemaCondition{
|
|
{
|
|
Type: "1",
|
|
},
|
|
{
|
|
Type: "1",
|
|
},
|
|
},
|
|
},
|
|
expectedErrors: field.ErrorList{
|
|
field.Duplicate(field.NewPath("status").Child("conditions").Index(1).Child("type"), flowcontrol.FlowSchemaConditionType("1")),
|
|
},
|
|
},
|
|
{
|
|
name: "missing key should fail",
|
|
status: &flowcontrol.FlowSchemaStatus{
|
|
Conditions: []flowcontrol.FlowSchemaCondition{
|
|
{
|
|
Type: "",
|
|
},
|
|
},
|
|
},
|
|
expectedErrors: field.ErrorList{
|
|
field.Required(field.NewPath("status").Child("conditions").Index(0).Child("type"), "must not be empty"),
|
|
},
|
|
},
|
|
}
|
|
for _, testCase := range testCases {
|
|
t.Run(testCase.name, func(t *testing.T) {
|
|
errs := ValidateFlowSchemaStatus(testCase.status, field.NewPath("status"))
|
|
if !assert.ElementsMatch(t, testCase.expectedErrors, errs) {
|
|
t.Logf("mismatch: %v", cmp.Diff(testCase.expectedErrors, errs))
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestValidatePriorityLevelConfigurationStatus(t *testing.T) {
|
|
testCases := []struct {
|
|
name string
|
|
status *flowcontrol.PriorityLevelConfigurationStatus
|
|
expectedErrors field.ErrorList
|
|
}{
|
|
{
|
|
name: "empty status should work",
|
|
status: &flowcontrol.PriorityLevelConfigurationStatus{},
|
|
expectedErrors: field.ErrorList{},
|
|
},
|
|
{
|
|
name: "duplicate key should fail",
|
|
status: &flowcontrol.PriorityLevelConfigurationStatus{
|
|
Conditions: []flowcontrol.PriorityLevelConfigurationCondition{
|
|
{
|
|
Type: "1",
|
|
},
|
|
{
|
|
Type: "1",
|
|
},
|
|
},
|
|
},
|
|
expectedErrors: field.ErrorList{
|
|
field.Duplicate(field.NewPath("status").Child("conditions").Index(1).Child("type"), flowcontrol.PriorityLevelConfigurationConditionType("1")),
|
|
},
|
|
},
|
|
{
|
|
name: "missing key should fail",
|
|
status: &flowcontrol.PriorityLevelConfigurationStatus{
|
|
Conditions: []flowcontrol.PriorityLevelConfigurationCondition{
|
|
{
|
|
Type: "",
|
|
},
|
|
},
|
|
},
|
|
expectedErrors: field.ErrorList{
|
|
field.Required(field.NewPath("status").Child("conditions").Index(0).Child("type"), "must not be empty"),
|
|
},
|
|
},
|
|
}
|
|
for _, testCase := range testCases {
|
|
t.Run(testCase.name, func(t *testing.T) {
|
|
errs := ValidatePriorityLevelConfigurationStatus(testCase.status, field.NewPath("status"))
|
|
if !assert.ElementsMatch(t, testCase.expectedErrors, errs) {
|
|
t.Logf("mismatch: %v", cmp.Diff(testCase.expectedErrors, errs))
|
|
}
|
|
})
|
|
}
|
|
}
|