mirror of
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1529 lines
50 KiB
Go
1529 lines
50 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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"fmt"
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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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flowcontrolv1alpha1 "k8s.io/api/flowcontrol/v1alpha1"
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flowcontrolv1beta1 "k8s.io/api/flowcontrol/v1beta1"
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flowcontrolv1beta2 "k8s.io/api/flowcontrol/v1beta2"
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flowcontrolv1beta3 "k8s.io/api/flowcontrol/v1beta3"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/runtime/schema"
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"k8s.io/apimachinery/pkg/util/validation/field"
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"k8s.io/apiserver/pkg/authentication/user"
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"k8s.io/kubernetes/pkg/apis/flowcontrol"
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"k8s.io/utils/pointer"
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)
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func TestFlowSchemaValidation(t *testing.T) {
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badExempt := flowcontrol.FlowSchemaSpec{
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MatchingPrecedence: 1,
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PriorityLevelConfiguration: flowcontrol.PriorityLevelConfigurationReference{
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Name: flowcontrol.PriorityLevelConfigurationNameExempt,
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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: "system:masters"},
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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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ClusterScope: true,
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Namespaces: []string{flowcontrol.NamespaceEvery},
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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{"/"},
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},
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},
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},
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},
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}
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badCatchAll := flowcontrol.FlowSchemaSpec{
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MatchingPrecedence: flowcontrol.FlowSchemaMaxMatchingPrecedence,
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PriorityLevelConfiguration: flowcontrol.PriorityLevelConfigurationReference{
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Name: flowcontrol.PriorityLevelConfigurationNameCatchAll,
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},
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DistinguisherMethod: &flowcontrol.FlowDistinguisherMethod{Type: flowcontrol.FlowDistinguisherMethodByUserType},
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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: user.AllUnauthenticated},
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},
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{
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Kind: flowcontrol.SubjectKindGroup,
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Group: &flowcontrol.GroupSubject{Name: user.AllAuthenticated},
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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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ClusterScope: true,
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Namespaces: []string{flowcontrol.NamespaceEvery},
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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{"/"},
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},
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},
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},
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},
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}
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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 both 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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Namespaces: []string{flowcontrol.NamespaceEvery},
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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: "malformed Subject union in ServiceAccount case",
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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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User: &flowcontrol.UserSubject{Name: "fred"},
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Group: &flowcontrol.GroupSubject{Name: "fred"},
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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{"*"},
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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"), "serviceAccount is required when subject kind is 'ServiceAccount'"),
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field.Forbidden(field.NewPath("spec").Child("rules").Index(0).Child("subjects").Index(0).Child("user"), "user is forbidden when subject kind is not 'User'"),
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field.Forbidden(field.NewPath("spec").Child("rules").Index(0).Child("subjects").Index(0).Child("group"), "group is forbidden when subject kind is not 'Group'"),
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},
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},
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{
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name: "Subject union malformed in User case",
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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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Group: &flowcontrol.GroupSubject{Name: "fred"},
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ServiceAccount: &flowcontrol.ServiceAccountSubject{Namespace: "s", Name: "n"},
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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{"*"},
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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.Forbidden(field.NewPath("spec").Child("rules").Index(0).Child("subjects").Index(0).Child("serviceAccount"), "serviceAccount is forbidden when subject kind is not 'ServiceAccount'"),
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field.Required(field.NewPath("spec").Child("rules").Index(0).Child("subjects").Index(0).Child("user"), "user is required when subject kind is 'User'"),
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field.Forbidden(field.NewPath("spec").Child("rules").Index(0).Child("subjects").Index(0).Child("group"), "group is forbidden when subject kind is not 'Group'"),
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},
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},
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{
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name: "malformed Subject union in Group case",
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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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User: &flowcontrol.UserSubject{Name: "fred"},
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ServiceAccount: &flowcontrol.ServiceAccountSubject{Namespace: "s", Name: "n"},
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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{"*"},
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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.Forbidden(field.NewPath("spec").Child("rules").Index(0).Child("subjects").Index(0).Child("serviceAccount"), "serviceAccount is forbidden when subject kind is not 'ServiceAccount'"),
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field.Forbidden(field.NewPath("spec").Child("rules").Index(0).Child("subjects").Index(0).Child("user"), "user is forbidden when subject kind is not 'User'"),
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field.Required(field.NewPath("spec").Child("rules").Index(0).Child("subjects").Index(0).Child("group"), "group is required when subject kind is 'Group'"),
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},
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},
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{
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name: "exempt flow-schema should work",
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flowSchema: &flowcontrol.FlowSchema{
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ObjectMeta: metav1.ObjectMeta{
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Name: flowcontrol.FlowSchemaNameExempt,
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},
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Spec: flowcontrol.FlowSchemaSpec{
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MatchingPrecedence: 1,
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PriorityLevelConfiguration: flowcontrol.PriorityLevelConfigurationReference{
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Name: flowcontrol.PriorityLevelConfigurationNameExempt,
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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: "system:masters"},
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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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ClusterScope: true,
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Namespaces: []string{flowcontrol.NamespaceEvery},
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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{"*"},
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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: "bad exempt flow-schema should fail",
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flowSchema: &flowcontrol.FlowSchema{
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ObjectMeta: metav1.ObjectMeta{
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Name: flowcontrol.FlowSchemaNameExempt,
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},
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Spec: badExempt,
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},
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expectedErrors: field.ErrorList{field.Invalid(field.NewPath("spec"), badExempt, "spec of 'exempt' must equal the fixed value")},
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},
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{
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name: "bad catch-all flow-schema should fail",
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flowSchema: &flowcontrol.FlowSchema{
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ObjectMeta: metav1.ObjectMeta{
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Name: flowcontrol.FlowSchemaNameCatchAll,
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},
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Spec: badCatchAll,
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},
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expectedErrors: field.ErrorList{field.Invalid(field.NewPath("spec"), badCatchAll, "spec of 'catch-all' must equal the fixed value")},
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},
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{
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name: "catch-all flow-schema should work",
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flowSchema: &flowcontrol.FlowSchema{
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ObjectMeta: metav1.ObjectMeta{
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Name: flowcontrol.FlowSchemaNameCatchAll,
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},
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Spec: flowcontrol.FlowSchemaSpec{
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MatchingPrecedence: 10000,
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PriorityLevelConfiguration: flowcontrol.PriorityLevelConfigurationReference{
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Name: flowcontrol.PriorityLevelConfigurationNameCatchAll,
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},
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DistinguisherMethod: &flowcontrol.FlowDistinguisherMethod{Type: flowcontrol.FlowDistinguisherMethodByUserType},
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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: user.AllUnauthenticated},
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},
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{
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Kind: flowcontrol.SubjectKindGroup,
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Group: &flowcontrol.GroupSubject{Name: user.AllAuthenticated},
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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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ClusterScope: true,
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Namespaces: []string{flowcontrol.NamespaceEvery},
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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{"*"},
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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: "non-exempt flow-schema with matchingPrecedence==1 should fail",
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flowSchema: &flowcontrol.FlowSchema{
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ObjectMeta: metav1.ObjectMeta{
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Name: "fred",
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},
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Spec: flowcontrol.FlowSchemaSpec{
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MatchingPrecedence: 1,
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PriorityLevelConfiguration: flowcontrol.PriorityLevelConfigurationReference{
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Name: "exempt",
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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: "gorp"},
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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{"*"},
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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("matchingPrecedence"), int32(1), "only the schema named 'exempt' may have matchingPrecedence 1")},
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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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},
|
|
Rules: []flowcontrol.PolicyRulesWithSubjects{
|
|
{
|
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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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Namespaces: []string{flowcontrol.NamespaceEvery},
|
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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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},
|
|
},
|
|
{
|
|
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{
|
|
Name: "system-foo",
|
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},
|
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Spec: flowcontrol.FlowSchemaSpec{
|
|
MatchingPrecedence: 50,
|
|
PriorityLevelConfiguration: flowcontrol.PriorityLevelConfigurationReference{
|
|
Name: "system-bar",
|
|
},
|
|
Rules: []flowcontrol.PolicyRulesWithSubjects{
|
|
{
|
|
Subjects: []flowcontrol.Subject{
|
|
{
|
|
Kind: flowcontrol.SubjectKindUser,
|
|
User: &flowcontrol.UserSubject{Name: "noxu"},
|
|
},
|
|
},
|
|
ResourceRules: []flowcontrol.ResourcePolicyRule{
|
|
{
|
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Verbs: []string{flowcontrol.VerbAll},
|
|
APIGroups: []string{flowcontrol.APIGroupAll},
|
|
Resources: []string{flowcontrol.ResourceAll},
|
|
Namespaces: []string{flowcontrol.NamespaceEvery},
|
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},
|
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},
|
|
NonResourceRules: []flowcontrol.NonResourcePolicyRule{
|
|
{
|
|
Verbs: []string{flowcontrol.VerbAll},
|
|
NonResourceURLs: []string{"/apis/*"},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
expectedErrors: field.ErrorList{},
|
|
},
|
|
{
|
|
name: "flow-schema mixes * non-resource URLs should fail",
|
|
flowSchema: &flowcontrol.FlowSchema{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: "system-foo",
|
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},
|
|
Spec: flowcontrol.FlowSchemaSpec{
|
|
MatchingPrecedence: 50,
|
|
PriorityLevelConfiguration: flowcontrol.PriorityLevelConfigurationReference{
|
|
Name: "system-bar",
|
|
},
|
|
Rules: []flowcontrol.PolicyRulesWithSubjects{
|
|
{
|
|
Subjects: []flowcontrol.Subject{
|
|
{
|
|
Kind: flowcontrol.SubjectKindUser,
|
|
User: &flowcontrol.UserSubject{Name: "noxu"},
|
|
},
|
|
},
|
|
NonResourceRules: []flowcontrol.NonResourcePolicyRule{
|
|
{
|
|
Verbs: []string{"*"},
|
|
NonResourceURLs: []string{flowcontrol.NonResourceAll, "tik"},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
expectedErrors: field.ErrorList{
|
|
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"),
|
|
},
|
|
},
|
|
{
|
|
name: "invalid subject kind should fail",
|
|
flowSchema: &flowcontrol.FlowSchema{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: "system-foo",
|
|
},
|
|
Spec: flowcontrol.FlowSchemaSpec{
|
|
MatchingPrecedence: 50,
|
|
PriorityLevelConfiguration: flowcontrol.PriorityLevelConfigurationReference{
|
|
Name: "system-bar",
|
|
},
|
|
Rules: []flowcontrol.PolicyRulesWithSubjects{
|
|
{
|
|
Subjects: []flowcontrol.Subject{
|
|
{
|
|
Kind: "FooKind",
|
|
},
|
|
},
|
|
NonResourceRules: []flowcontrol.NonResourcePolicyRule{
|
|
{
|
|
Verbs: []string{"*"},
|
|
NonResourceURLs: []string{flowcontrol.NonResourceAll},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
expectedErrors: field.ErrorList{
|
|
field.NotSupported(field.NewPath("spec").Child("rules").Index(0).Child("subjects").Index(0).Child("kind"), flowcontrol.SubjectKind("FooKind"), supportedSubjectKinds.List()),
|
|
},
|
|
},
|
|
{
|
|
name: "flow-schema w/ invalid verb should fail",
|
|
flowSchema: &flowcontrol.FlowSchema{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: "system-foo",
|
|
},
|
|
Spec: flowcontrol.FlowSchemaSpec{
|
|
MatchingPrecedence: 50,
|
|
PriorityLevelConfiguration: flowcontrol.PriorityLevelConfigurationReference{
|
|
Name: "system-bar",
|
|
},
|
|
Rules: []flowcontrol.PolicyRulesWithSubjects{
|
|
{
|
|
Subjects: []flowcontrol.Subject{
|
|
{
|
|
Kind: flowcontrol.SubjectKindUser,
|
|
User: &flowcontrol.UserSubject{Name: "noxu"},
|
|
},
|
|
},
|
|
ResourceRules: []flowcontrol.ResourcePolicyRule{
|
|
{
|
|
Verbs: []string{"feed"},
|
|
APIGroups: []string{flowcontrol.APIGroupAll},
|
|
Resources: []string{flowcontrol.ResourceAll},
|
|
Namespaces: []string{flowcontrol.NamespaceEvery},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
expectedErrors: field.ErrorList{
|
|
field.NotSupported(field.NewPath("spec").Child("rules").Index(0).Child("resourceRules").Index(0).Child("verbs"), []string{"feed"}, supportedVerbs.List()),
|
|
},
|
|
},
|
|
{
|
|
name: "flow-schema w/ invalid priority level configuration name should fail",
|
|
flowSchema: &flowcontrol.FlowSchema{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: "system-foo",
|
|
},
|
|
Spec: flowcontrol.FlowSchemaSpec{
|
|
MatchingPrecedence: 50,
|
|
PriorityLevelConfiguration: flowcontrol.PriorityLevelConfigurationReference{
|
|
Name: "system+++$$",
|
|
},
|
|
Rules: []flowcontrol.PolicyRulesWithSubjects{
|
|
{
|
|
Subjects: []flowcontrol.Subject{
|
|
{
|
|
Kind: flowcontrol.SubjectKindUser,
|
|
User: &flowcontrol.UserSubject{Name: "noxu"},
|
|
},
|
|
},
|
|
ResourceRules: []flowcontrol.ResourcePolicyRule{
|
|
{
|
|
Verbs: []string{flowcontrol.VerbAll},
|
|
APIGroups: []string{flowcontrol.APIGroupAll},
|
|
Resources: []string{flowcontrol.ResourceAll},
|
|
Namespaces: []string{flowcontrol.NamespaceEvery},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
expectedErrors: field.ErrorList{
|
|
field.Invalid(field.NewPath("spec").Child("priorityLevelConfiguration").Child("name"), "system+++$$", `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])?)*')`),
|
|
},
|
|
},
|
|
{
|
|
name: "flow-schema w/ service-account kind missing namespace should fail",
|
|
flowSchema: &flowcontrol.FlowSchema{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: "system-foo",
|
|
},
|
|
Spec: flowcontrol.FlowSchemaSpec{
|
|
MatchingPrecedence: 50,
|
|
PriorityLevelConfiguration: flowcontrol.PriorityLevelConfigurationReference{
|
|
Name: "system-bar",
|
|
},
|
|
Rules: []flowcontrol.PolicyRulesWithSubjects{
|
|
{
|
|
Subjects: []flowcontrol.Subject{
|
|
{
|
|
Kind: flowcontrol.SubjectKindServiceAccount,
|
|
ServiceAccount: &flowcontrol.ServiceAccountSubject{
|
|
Name: "noxu",
|
|
},
|
|
},
|
|
},
|
|
ResourceRules: []flowcontrol.ResourcePolicyRule{
|
|
{
|
|
Verbs: []string{flowcontrol.VerbAll},
|
|
APIGroups: []string{flowcontrol.APIGroupAll},
|
|
Resources: []string{flowcontrol.ResourceAll},
|
|
Namespaces: []string{flowcontrol.NamespaceEvery},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
expectedErrors: field.ErrorList{
|
|
field.Required(field.NewPath("spec").Child("rules").Index(0).Child("subjects").Index(0).Child("serviceAccount").Child("namespace"), "must specify namespace for service account"),
|
|
},
|
|
},
|
|
{
|
|
name: "flow-schema missing kind should fail",
|
|
flowSchema: &flowcontrol.FlowSchema{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: "system-foo",
|
|
},
|
|
Spec: flowcontrol.FlowSchemaSpec{
|
|
MatchingPrecedence: 50,
|
|
PriorityLevelConfiguration: flowcontrol.PriorityLevelConfigurationReference{
|
|
Name: "system-bar",
|
|
},
|
|
Rules: []flowcontrol.PolicyRulesWithSubjects{
|
|
{
|
|
Subjects: []flowcontrol.Subject{
|
|
{
|
|
Kind: "",
|
|
},
|
|
},
|
|
ResourceRules: []flowcontrol.ResourcePolicyRule{
|
|
{
|
|
Verbs: []string{flowcontrol.VerbAll},
|
|
APIGroups: []string{flowcontrol.APIGroupAll},
|
|
Resources: []string{flowcontrol.ResourceAll},
|
|
Namespaces: []string{flowcontrol.NamespaceEvery},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
expectedErrors: field.ErrorList{
|
|
field.NotSupported(field.NewPath("spec").Child("rules").Index(0).Child("subjects").Index(0).Child("kind"), flowcontrol.SubjectKind(""), supportedSubjectKinds.List()),
|
|
},
|
|
},
|
|
{
|
|
name: "Omitted ResourceRule.Namespaces should fail",
|
|
flowSchema: &flowcontrol.FlowSchema{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: "system-foo",
|
|
},
|
|
Spec: flowcontrol.FlowSchemaSpec{
|
|
MatchingPrecedence: 50,
|
|
PriorityLevelConfiguration: flowcontrol.PriorityLevelConfigurationReference{
|
|
Name: "system-bar",
|
|
},
|
|
Rules: []flowcontrol.PolicyRulesWithSubjects{
|
|
{
|
|
Subjects: []flowcontrol.Subject{
|
|
{
|
|
Kind: flowcontrol.SubjectKindUser,
|
|
User: &flowcontrol.UserSubject{Name: "noxu"},
|
|
},
|
|
},
|
|
ResourceRules: []flowcontrol.ResourcePolicyRule{
|
|
{
|
|
Verbs: []string{flowcontrol.VerbAll},
|
|
APIGroups: []string{flowcontrol.APIGroupAll},
|
|
Resources: []string{flowcontrol.ResourceAll},
|
|
Namespaces: nil,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
expectedErrors: field.ErrorList{
|
|
field.Required(field.NewPath("spec").Child("rules").Index(0).Child("resourceRules").Index(0).Child("namespaces"), "resource rules that are not cluster scoped must supply at least one namespace"),
|
|
},
|
|
},
|
|
{
|
|
name: "ClusterScope is allowed, with no Namespaces",
|
|
flowSchema: &flowcontrol.FlowSchema{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: "system-foo",
|
|
},
|
|
Spec: flowcontrol.FlowSchemaSpec{
|
|
MatchingPrecedence: 50,
|
|
PriorityLevelConfiguration: flowcontrol.PriorityLevelConfigurationReference{
|
|
Name: "system-bar",
|
|
},
|
|
Rules: []flowcontrol.PolicyRulesWithSubjects{
|
|
{
|
|
Subjects: []flowcontrol.Subject{
|
|
{
|
|
Kind: flowcontrol.SubjectKindUser,
|
|
User: &flowcontrol.UserSubject{Name: "noxu"},
|
|
},
|
|
},
|
|
ResourceRules: []flowcontrol.ResourcePolicyRule{
|
|
{
|
|
Verbs: []string{flowcontrol.VerbAll},
|
|
APIGroups: []string{flowcontrol.APIGroupAll},
|
|
Resources: []string{flowcontrol.ResourceAll},
|
|
ClusterScope: true,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
expectedErrors: field.ErrorList{},
|
|
},
|
|
{
|
|
name: "ClusterScope is allowed with NamespaceEvery",
|
|
flowSchema: &flowcontrol.FlowSchema{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: "system-foo",
|
|
},
|
|
Spec: flowcontrol.FlowSchemaSpec{
|
|
MatchingPrecedence: 50,
|
|
PriorityLevelConfiguration: flowcontrol.PriorityLevelConfigurationReference{
|
|
Name: "system-bar",
|
|
},
|
|
Rules: []flowcontrol.PolicyRulesWithSubjects{
|
|
{
|
|
Subjects: []flowcontrol.Subject{
|
|
{
|
|
Kind: flowcontrol.SubjectKindUser,
|
|
User: &flowcontrol.UserSubject{Name: "noxu"},
|
|
},
|
|
},
|
|
ResourceRules: []flowcontrol.ResourcePolicyRule{
|
|
{
|
|
Verbs: []string{flowcontrol.VerbAll},
|
|
APIGroups: []string{flowcontrol.APIGroupAll},
|
|
Resources: []string{flowcontrol.ResourceAll},
|
|
ClusterScope: true,
|
|
Namespaces: []string{flowcontrol.NamespaceEvery},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
expectedErrors: field.ErrorList{},
|
|
},
|
|
{
|
|
name: "NamespaceEvery may not be combined with particulars",
|
|
flowSchema: &flowcontrol.FlowSchema{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: "system-foo",
|
|
},
|
|
Spec: flowcontrol.FlowSchemaSpec{
|
|
MatchingPrecedence: 50,
|
|
PriorityLevelConfiguration: flowcontrol.PriorityLevelConfigurationReference{
|
|
Name: "system-bar",
|
|
},
|
|
Rules: []flowcontrol.PolicyRulesWithSubjects{
|
|
{
|
|
Subjects: []flowcontrol.Subject{
|
|
{
|
|
Kind: flowcontrol.SubjectKindUser,
|
|
User: &flowcontrol.UserSubject{Name: "noxu"},
|
|
},
|
|
},
|
|
ResourceRules: []flowcontrol.ResourcePolicyRule{
|
|
{
|
|
Verbs: []string{flowcontrol.VerbAll},
|
|
APIGroups: []string{flowcontrol.APIGroupAll},
|
|
Resources: []string{flowcontrol.ResourceAll},
|
|
Namespaces: []string{"foo", flowcontrol.NamespaceEvery},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
expectedErrors: field.ErrorList{
|
|
field.Invalid(field.NewPath("spec").Child("rules").Index(0).Child("resourceRules").Index(0).Child("namespaces"), []string{"foo", flowcontrol.NamespaceEvery}, "if '*' is present, must not specify other namespaces"),
|
|
},
|
|
},
|
|
{
|
|
name: "ResourceRule.Namespaces must be well formed",
|
|
flowSchema: &flowcontrol.FlowSchema{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: "system-foo",
|
|
},
|
|
Spec: flowcontrol.FlowSchemaSpec{
|
|
MatchingPrecedence: 50,
|
|
PriorityLevelConfiguration: flowcontrol.PriorityLevelConfigurationReference{
|
|
Name: "system-bar",
|
|
},
|
|
Rules: []flowcontrol.PolicyRulesWithSubjects{
|
|
{
|
|
Subjects: []flowcontrol.Subject{
|
|
{
|
|
Kind: flowcontrol.SubjectKindUser,
|
|
User: &flowcontrol.UserSubject{Name: "noxu"},
|
|
},
|
|
},
|
|
ResourceRules: []flowcontrol.ResourcePolicyRule{
|
|
{
|
|
Verbs: []string{flowcontrol.VerbAll},
|
|
APIGroups: []string{flowcontrol.APIGroupAll},
|
|
Resources: []string{flowcontrol.ResourceAll},
|
|
Namespaces: []string{"-foo"},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
expectedErrors: field.ErrorList{
|
|
field.Invalid(field.NewPath("spec").Child("rules").Index(0).Child("resourceRules").Index(0).Child("namespaces").Index(0), "-foo", nsErrIntro+`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])?')`),
|
|
},
|
|
},
|
|
{
|
|
name: "MatchingPrecedence must not be greater than 10000",
|
|
flowSchema: &flowcontrol.FlowSchema{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: "system-foo",
|
|
},
|
|
Spec: flowcontrol.FlowSchemaSpec{
|
|
MatchingPrecedence: 10001,
|
|
PriorityLevelConfiguration: flowcontrol.PriorityLevelConfigurationReference{
|
|
Name: "system-bar",
|
|
},
|
|
Rules: []flowcontrol.PolicyRulesWithSubjects{
|
|
{
|
|
Subjects: []flowcontrol.Subject{
|
|
{
|
|
Kind: flowcontrol.SubjectKindUser,
|
|
User: &flowcontrol.UserSubject{Name: "noxu"},
|
|
},
|
|
},
|
|
ResourceRules: []flowcontrol.ResourcePolicyRule{
|
|
{
|
|
Verbs: []string{flowcontrol.VerbAll},
|
|
APIGroups: []string{flowcontrol.APIGroupAll},
|
|
Resources: []string{flowcontrol.ResourceAll},
|
|
Namespaces: []string{flowcontrol.NamespaceEvery},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
expectedErrors: field.ErrorList{
|
|
field.Invalid(field.NewPath("spec").Child("matchingPrecedence"), int32(10001), "must not be greater than 10000"),
|
|
},
|
|
},
|
|
}
|
|
for _, testCase := range testCases {
|
|
t.Run(testCase.name, func(t *testing.T) {
|
|
errs := ValidateFlowSchema(testCase.flowSchema)
|
|
if !assert.ElementsMatch(t, testCase.expectedErrors, errs) {
|
|
t.Logf("mismatch: %v", cmp.Diff(testCase.expectedErrors, errs))
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestPriorityLevelConfigurationValidation(t *testing.T) {
|
|
badSpec := flowcontrol.PriorityLevelConfigurationSpec{
|
|
Type: flowcontrol.PriorityLevelEnablementLimited,
|
|
Limited: &flowcontrol.LimitedPriorityLevelConfiguration{
|
|
NominalConcurrencyShares: 42,
|
|
LimitResponse: flowcontrol.LimitResponse{
|
|
Type: flowcontrol.LimitResponseTypeReject},
|
|
},
|
|
}
|
|
testCases := []struct {
|
|
name string
|
|
priorityLevelConfiguration *flowcontrol.PriorityLevelConfiguration
|
|
expectedErrors field.ErrorList
|
|
}{
|
|
{
|
|
name: "exempt should work",
|
|
priorityLevelConfiguration: &flowcontrol.PriorityLevelConfiguration{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: flowcontrol.PriorityLevelConfigurationNameExempt,
|
|
},
|
|
Spec: flowcontrol.PriorityLevelConfigurationSpec{
|
|
Type: flowcontrol.PriorityLevelEnablementExempt,
|
|
},
|
|
},
|
|
expectedErrors: field.ErrorList{},
|
|
},
|
|
{
|
|
name: "wrong exempt spec should fail",
|
|
priorityLevelConfiguration: &flowcontrol.PriorityLevelConfiguration{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: flowcontrol.PriorityLevelConfigurationNameExempt,
|
|
},
|
|
Spec: badSpec,
|
|
},
|
|
expectedErrors: field.ErrorList{
|
|
field.Invalid(field.NewPath("spec").Child("type"), flowcontrol.PriorityLevelEnablementLimited, "type must be 'Exempt' if and only if name is 'exempt'"),
|
|
field.Invalid(field.NewPath("spec"), badSpec, "spec of 'exempt' must equal the fixed value"),
|
|
},
|
|
},
|
|
{
|
|
name: "limited requires more details",
|
|
priorityLevelConfiguration: &flowcontrol.PriorityLevelConfiguration{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: "broken-limited",
|
|
},
|
|
Spec: flowcontrol.PriorityLevelConfigurationSpec{
|
|
Type: flowcontrol.PriorityLevelEnablementLimited,
|
|
},
|
|
},
|
|
expectedErrors: field.ErrorList{field.Required(field.NewPath("spec").Child("limited"), "must not be empty when type is Limited")},
|
|
},
|
|
{
|
|
name: "max-in-flight should work",
|
|
priorityLevelConfiguration: &flowcontrol.PriorityLevelConfiguration{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: "max-in-flight",
|
|
},
|
|
Spec: flowcontrol.PriorityLevelConfigurationSpec{
|
|
Type: flowcontrol.PriorityLevelEnablementLimited,
|
|
Limited: &flowcontrol.LimitedPriorityLevelConfiguration{
|
|
NominalConcurrencyShares: 42,
|
|
LimitResponse: flowcontrol.LimitResponse{
|
|
Type: flowcontrol.LimitResponseTypeReject},
|
|
},
|
|
},
|
|
},
|
|
expectedErrors: field.ErrorList{},
|
|
},
|
|
{
|
|
name: "forbid queuing details when not queuing",
|
|
priorityLevelConfiguration: &flowcontrol.PriorityLevelConfiguration{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: "system-foo",
|
|
},
|
|
Spec: flowcontrol.PriorityLevelConfigurationSpec{
|
|
Type: flowcontrol.PriorityLevelEnablementLimited,
|
|
Limited: &flowcontrol.LimitedPriorityLevelConfiguration{
|
|
NominalConcurrencyShares: 100,
|
|
LimitResponse: flowcontrol.LimitResponse{
|
|
Type: flowcontrol.LimitResponseTypeReject,
|
|
Queuing: &flowcontrol.QueuingConfiguration{
|
|
Queues: 512,
|
|
HandSize: 4,
|
|
QueueLengthLimit: 100,
|
|
}}}},
|
|
},
|
|
expectedErrors: field.ErrorList{field.Forbidden(field.NewPath("spec").Child("limited").Child("limitResponse").Child("queuing"), "must be nil if limited.limitResponse.type is not Limited")},
|
|
},
|
|
{
|
|
name: "wrong backstop spec should fail",
|
|
priorityLevelConfiguration: &flowcontrol.PriorityLevelConfiguration{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: flowcontrol.PriorityLevelConfigurationNameCatchAll,
|
|
},
|
|
Spec: badSpec,
|
|
},
|
|
expectedErrors: field.ErrorList{field.Invalid(field.NewPath("spec"), badSpec, "spec of 'catch-all' must equal the fixed value")},
|
|
},
|
|
{
|
|
name: "backstop should work",
|
|
priorityLevelConfiguration: &flowcontrol.PriorityLevelConfiguration{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: flowcontrol.PriorityLevelConfigurationNameCatchAll,
|
|
},
|
|
Spec: flowcontrol.PriorityLevelConfigurationSpec{
|
|
Type: flowcontrol.PriorityLevelEnablementLimited,
|
|
Limited: &flowcontrol.LimitedPriorityLevelConfiguration{
|
|
NominalConcurrencyShares: 5,
|
|
LendablePercent: pointer.Int32(0),
|
|
LimitResponse: flowcontrol.LimitResponse{
|
|
Type: flowcontrol.LimitResponseTypeReject,
|
|
}}},
|
|
},
|
|
expectedErrors: field.ErrorList{},
|
|
},
|
|
{
|
|
name: "broken queuing level should fail",
|
|
priorityLevelConfiguration: &flowcontrol.PriorityLevelConfiguration{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: "system-foo",
|
|
},
|
|
Spec: flowcontrol.PriorityLevelConfigurationSpec{
|
|
Type: flowcontrol.PriorityLevelEnablementLimited,
|
|
Limited: &flowcontrol.LimitedPriorityLevelConfiguration{
|
|
NominalConcurrencyShares: 100,
|
|
LimitResponse: flowcontrol.LimitResponse{
|
|
Type: flowcontrol.LimitResponseTypeQueue,
|
|
}}},
|
|
},
|
|
expectedErrors: field.ErrorList{field.Required(field.NewPath("spec").Child("limited").Child("limitResponse").Child("queuing"), "must not be empty if limited.limitResponse.type is Limited")},
|
|
},
|
|
{
|
|
name: "normal customized priority level should work",
|
|
priorityLevelConfiguration: &flowcontrol.PriorityLevelConfiguration{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: "system-foo",
|
|
},
|
|
Spec: flowcontrol.PriorityLevelConfigurationSpec{
|
|
Type: flowcontrol.PriorityLevelEnablementLimited,
|
|
Limited: &flowcontrol.LimitedPriorityLevelConfiguration{
|
|
NominalConcurrencyShares: 100,
|
|
LimitResponse: flowcontrol.LimitResponse{
|
|
Type: flowcontrol.LimitResponseTypeQueue,
|
|
Queuing: &flowcontrol.QueuingConfiguration{
|
|
Queues: 512,
|
|
HandSize: 4,
|
|
QueueLengthLimit: 100,
|
|
}}}},
|
|
},
|
|
expectedErrors: field.ErrorList{},
|
|
},
|
|
{
|
|
name: "customized priority level w/ overflowing handSize/queues should fail 1",
|
|
priorityLevelConfiguration: &flowcontrol.PriorityLevelConfiguration{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: "system-foo",
|
|
},
|
|
Spec: flowcontrol.PriorityLevelConfigurationSpec{
|
|
Type: flowcontrol.PriorityLevelEnablementLimited,
|
|
Limited: &flowcontrol.LimitedPriorityLevelConfiguration{
|
|
NominalConcurrencyShares: 100,
|
|
LimitResponse: flowcontrol.LimitResponse{
|
|
Type: flowcontrol.LimitResponseTypeQueue,
|
|
Queuing: &flowcontrol.QueuingConfiguration{
|
|
QueueLengthLimit: 100,
|
|
Queues: 512,
|
|
HandSize: 8,
|
|
}}}},
|
|
},
|
|
expectedErrors: field.ErrorList{
|
|
field.Invalid(field.NewPath("spec").Child("limited").Child("limitResponse").Child("queuing").Child("handSize"), int32(8), "required entropy bits of deckSize 512 and handSize 8 should not be greater than 60"),
|
|
},
|
|
},
|
|
{
|
|
name: "customized priority level w/ overflowing handSize/queues should fail 2",
|
|
priorityLevelConfiguration: &flowcontrol.PriorityLevelConfiguration{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: "system-foo",
|
|
},
|
|
Spec: flowcontrol.PriorityLevelConfigurationSpec{
|
|
Type: flowcontrol.PriorityLevelEnablementLimited,
|
|
Limited: &flowcontrol.LimitedPriorityLevelConfiguration{
|
|
NominalConcurrencyShares: 100,
|
|
LimitResponse: flowcontrol.LimitResponse{
|
|
Type: flowcontrol.LimitResponseTypeQueue,
|
|
Queuing: &flowcontrol.QueuingConfiguration{
|
|
QueueLengthLimit: 100,
|
|
Queues: 128,
|
|
HandSize: 10,
|
|
}}}},
|
|
},
|
|
expectedErrors: field.ErrorList{
|
|
field.Invalid(field.NewPath("spec").Child("limited").Child("limitResponse").Child("queuing").Child("handSize"), int32(10), "required entropy bits of deckSize 128 and handSize 10 should not be greater than 60"),
|
|
},
|
|
},
|
|
{
|
|
name: "customized priority level w/ overflowing handSize/queues should fail 3",
|
|
priorityLevelConfiguration: &flowcontrol.PriorityLevelConfiguration{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: "system-foo",
|
|
},
|
|
Spec: flowcontrol.PriorityLevelConfigurationSpec{
|
|
Type: flowcontrol.PriorityLevelEnablementLimited,
|
|
Limited: &flowcontrol.LimitedPriorityLevelConfiguration{
|
|
NominalConcurrencyShares: 100,
|
|
LimitResponse: flowcontrol.LimitResponse{
|
|
Type: flowcontrol.LimitResponseTypeQueue,
|
|
Queuing: &flowcontrol.QueuingConfiguration{
|
|
QueueLengthLimit: 100,
|
|
Queues: math.MaxInt32,
|
|
HandSize: 3,
|
|
}}}},
|
|
},
|
|
expectedErrors: field.ErrorList{
|
|
field.Invalid(field.NewPath("spec").Child("limited").Child("limitResponse").Child("queuing").Child("handSize"), int32(3), "required entropy bits of deckSize 2147483647 and handSize 3 should not be greater than 60"),
|
|
field.Invalid(field.NewPath("spec").Child("limited").Child("limitResponse").Child("queuing").Child("queues"), int32(math.MaxInt32), "must not be greater than 10000000"),
|
|
},
|
|
},
|
|
{
|
|
name: "customized priority level w/ handSize=2 and queues=10^7 should work",
|
|
priorityLevelConfiguration: &flowcontrol.PriorityLevelConfiguration{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: "system-foo",
|
|
},
|
|
Spec: flowcontrol.PriorityLevelConfigurationSpec{
|
|
Type: flowcontrol.PriorityLevelEnablementLimited,
|
|
Limited: &flowcontrol.LimitedPriorityLevelConfiguration{
|
|
NominalConcurrencyShares: 100,
|
|
LimitResponse: flowcontrol.LimitResponse{
|
|
Type: flowcontrol.LimitResponseTypeQueue,
|
|
Queuing: &flowcontrol.QueuingConfiguration{
|
|
QueueLengthLimit: 100,
|
|
Queues: 10 * 1000 * 1000, // 10^7
|
|
HandSize: 2,
|
|
}}}},
|
|
},
|
|
expectedErrors: field.ErrorList{},
|
|
},
|
|
{
|
|
name: "customized priority level w/ handSize greater than queues should fail",
|
|
priorityLevelConfiguration: &flowcontrol.PriorityLevelConfiguration{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: "system-foo",
|
|
},
|
|
Spec: flowcontrol.PriorityLevelConfigurationSpec{
|
|
Type: flowcontrol.PriorityLevelEnablementLimited,
|
|
Limited: &flowcontrol.LimitedPriorityLevelConfiguration{
|
|
NominalConcurrencyShares: 100,
|
|
LimitResponse: flowcontrol.LimitResponse{
|
|
Type: flowcontrol.LimitResponseTypeQueue,
|
|
Queuing: &flowcontrol.QueuingConfiguration{
|
|
QueueLengthLimit: 100,
|
|
Queues: 7,
|
|
HandSize: 8,
|
|
}}}},
|
|
},
|
|
expectedErrors: field.ErrorList{
|
|
field.Invalid(field.NewPath("spec").Child("limited").Child("limitResponse").Child("queuing").Child("handSize"), int32(8), "should not be greater than queues (7)"),
|
|
},
|
|
},
|
|
}
|
|
for _, testCase := range testCases {
|
|
t.Run(testCase.name, func(t *testing.T) {
|
|
errs := ValidatePriorityLevelConfiguration(testCase.priorityLevelConfiguration, flowcontrolv1beta3.SchemeGroupVersion)
|
|
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))
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestValidateNonResourceURLPath(t *testing.T) {
|
|
testCases := []struct {
|
|
name string
|
|
path string
|
|
expectingError bool
|
|
}{
|
|
{
|
|
name: "empty string should fail",
|
|
path: "",
|
|
expectingError: true,
|
|
},
|
|
{
|
|
name: "no slash should fail",
|
|
path: "foo",
|
|
expectingError: true,
|
|
},
|
|
{
|
|
name: "single slash should work",
|
|
path: "/",
|
|
expectingError: false,
|
|
},
|
|
{
|
|
name: "continuous slash should fail",
|
|
path: "//",
|
|
expectingError: true,
|
|
},
|
|
{
|
|
name: "/foo slash should work",
|
|
path: "/foo",
|
|
expectingError: false,
|
|
},
|
|
{
|
|
name: "multiple continuous slashes should fail",
|
|
path: "/////",
|
|
expectingError: true,
|
|
},
|
|
{
|
|
name: "ending up with slash should work",
|
|
path: "/apis/",
|
|
expectingError: false,
|
|
},
|
|
{
|
|
name: "ending up with wildcard should work",
|
|
path: "/healthz/*",
|
|
expectingError: false,
|
|
},
|
|
{
|
|
name: "single wildcard inside the path should fail",
|
|
path: "/healthz/*/foo",
|
|
expectingError: true,
|
|
},
|
|
{
|
|
name: "white-space in the path should fail",
|
|
path: "/healthz/foo bar",
|
|
expectingError: true,
|
|
},
|
|
{
|
|
name: "wildcard plus plain path should fail",
|
|
path: "/health*",
|
|
expectingError: true,
|
|
},
|
|
{
|
|
name: "wildcard plus plain path should fail 2",
|
|
path: "/health*/foo",
|
|
expectingError: true,
|
|
},
|
|
{
|
|
name: "multiple wildcard internal and suffix should fail",
|
|
path: "/*/*",
|
|
expectingError: true,
|
|
},
|
|
}
|
|
for _, testCase := range testCases {
|
|
t.Run(testCase.name, func(t *testing.T) {
|
|
err := ValidateNonResourceURLPath(testCase.path, field.NewPath(""))
|
|
assert.Equal(t, testCase.expectingError, err != nil,
|
|
"actual error: %v", err)
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestValidateLimitedPriorityLevelConfiguration(t *testing.T) {
|
|
errExpectedFn := func(fieldName string) field.ErrorList {
|
|
return field.ErrorList{
|
|
field.Invalid(field.NewPath("spec").Child("limited").Child(fieldName), int32(0), "must be positive"),
|
|
}
|
|
}
|
|
|
|
tests := []struct {
|
|
requestVersion schema.GroupVersion
|
|
concurrencyShares int32
|
|
errExpected field.ErrorList
|
|
}{
|
|
{
|
|
requestVersion: flowcontrolv1alpha1.SchemeGroupVersion,
|
|
concurrencyShares: 0,
|
|
errExpected: errExpectedFn("assuredConcurrencyShares"),
|
|
},
|
|
{
|
|
requestVersion: flowcontrolv1beta1.SchemeGroupVersion,
|
|
concurrencyShares: 0,
|
|
errExpected: errExpectedFn("assuredConcurrencyShares"),
|
|
},
|
|
{
|
|
requestVersion: flowcontrolv1beta2.SchemeGroupVersion,
|
|
concurrencyShares: 0,
|
|
errExpected: errExpectedFn("assuredConcurrencyShares"),
|
|
},
|
|
{
|
|
requestVersion: flowcontrolv1beta3.SchemeGroupVersion,
|
|
concurrencyShares: 0,
|
|
errExpected: errExpectedFn("nominalConcurrencyShares"),
|
|
},
|
|
{
|
|
// let's simulate a post v1beta3 version, we expect the
|
|
// error to return the new field introduced in v1beta3.
|
|
requestVersion: schema.GroupVersion{Group: flowcontrolv1beta3.GroupName, Version: "v1"},
|
|
concurrencyShares: 0,
|
|
errExpected: errExpectedFn("nominalConcurrencyShares"),
|
|
},
|
|
{
|
|
// this should never really happen in real life, the request
|
|
// context should always contain the request {group, version}
|
|
requestVersion: schema.GroupVersion{},
|
|
concurrencyShares: 0,
|
|
errExpected: errExpectedFn("nominalConcurrencyShares"),
|
|
},
|
|
{
|
|
requestVersion: flowcontrolv1beta3.SchemeGroupVersion,
|
|
concurrencyShares: 100,
|
|
errExpected: nil,
|
|
},
|
|
}
|
|
|
|
for _, test := range tests {
|
|
t.Run(test.requestVersion.String(), func(t *testing.T) {
|
|
configuration := &flowcontrol.LimitedPriorityLevelConfiguration{
|
|
NominalConcurrencyShares: test.concurrencyShares,
|
|
LimitResponse: flowcontrol.LimitResponse{
|
|
Type: flowcontrol.LimitResponseTypeReject,
|
|
},
|
|
}
|
|
specPath := field.NewPath("spec").Child("limited")
|
|
|
|
errGot := ValidateLimitedPriorityLevelConfiguration(configuration, test.requestVersion, specPath)
|
|
if !cmp.Equal(test.errExpected, errGot) {
|
|
t.Errorf("Expected error: %v, diff: %s", test.errExpected, cmp.Diff(test.errExpected, errGot))
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestValidateLimitedPriorityLevelConfigurationWithBorrowing(t *testing.T) {
|
|
errLendablePercentFn := func(v int32) field.ErrorList {
|
|
return field.ErrorList{
|
|
field.Invalid(field.NewPath("spec").Child("limited").Child("lendablePercent"), v, "must be between 0 and 100, inclusive"),
|
|
}
|
|
}
|
|
errBorrowingLimitPercentFn := func(v int32) field.ErrorList {
|
|
return field.ErrorList{
|
|
field.Invalid(field.NewPath("spec").Child("limited").Child("borrowingLimitPercent"), v, "if specified, must be a non-negative integer"),
|
|
}
|
|
}
|
|
|
|
makeTestNameFn := func(lendablePercent *int32, borrowingLimitPercent *int32) string {
|
|
formatFn := func(v *int32) string {
|
|
if v == nil {
|
|
return "<nil>"
|
|
}
|
|
return fmt.Sprintf("%d", *v)
|
|
}
|
|
return fmt.Sprintf("lendablePercent %s, borrowingLimitPercent %s", formatFn(lendablePercent), formatFn(borrowingLimitPercent))
|
|
}
|
|
|
|
tests := []struct {
|
|
lendablePercent *int32
|
|
borrowingLimitPercent *int32
|
|
errExpected field.ErrorList
|
|
}{
|
|
{
|
|
lendablePercent: nil,
|
|
errExpected: nil,
|
|
},
|
|
{
|
|
lendablePercent: pointer.Int32(0),
|
|
errExpected: nil,
|
|
},
|
|
{
|
|
lendablePercent: pointer.Int32(100),
|
|
errExpected: nil,
|
|
},
|
|
{
|
|
lendablePercent: pointer.Int32(101),
|
|
errExpected: errLendablePercentFn(101),
|
|
},
|
|
{
|
|
lendablePercent: pointer.Int32(-1),
|
|
errExpected: errLendablePercentFn(-1),
|
|
},
|
|
{
|
|
borrowingLimitPercent: nil,
|
|
errExpected: nil,
|
|
},
|
|
{
|
|
borrowingLimitPercent: pointer.Int32(1),
|
|
errExpected: nil,
|
|
},
|
|
{
|
|
borrowingLimitPercent: pointer.Int32(100),
|
|
errExpected: nil,
|
|
},
|
|
{
|
|
borrowingLimitPercent: pointer.Int32(0),
|
|
errExpected: nil,
|
|
},
|
|
{
|
|
borrowingLimitPercent: pointer.Int32(-1),
|
|
errExpected: errBorrowingLimitPercentFn(-1),
|
|
},
|
|
}
|
|
|
|
for _, test := range tests {
|
|
t.Run(makeTestNameFn(test.lendablePercent, test.borrowingLimitPercent), func(t *testing.T) {
|
|
configuration := &flowcontrol.LimitedPriorityLevelConfiguration{
|
|
NominalConcurrencyShares: 1,
|
|
LimitResponse: flowcontrol.LimitResponse{
|
|
Type: flowcontrol.LimitResponseTypeReject,
|
|
},
|
|
LendablePercent: test.lendablePercent,
|
|
BorrowingLimitPercent: test.borrowingLimitPercent,
|
|
}
|
|
specPath := field.NewPath("spec").Child("limited")
|
|
|
|
errGot := ValidateLimitedPriorityLevelConfiguration(configuration, flowcontrolv1beta3.SchemeGroupVersion, specPath)
|
|
if !cmp.Equal(test.errExpected, errGot) {
|
|
t.Errorf("Expected error: %v, diff: %s", test.errExpected, cmp.Diff(test.errExpected, errGot))
|
|
}
|
|
})
|
|
}
|
|
}
|