mirror of
https://github.com/optim-enterprises-bv/kubernetes.git
synced 2025-11-04 04:08:16 +00:00
592 lines
19 KiB
Go
592 lines
19 KiB
Go
/*
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Copyright 2014 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 controlplane
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import (
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"reflect"
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"testing"
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corev1 "k8s.io/api/core/v1"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/util/intstr"
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genericapiserver "k8s.io/apiserver/pkg/server"
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"k8s.io/client-go/kubernetes"
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"k8s.io/client-go/kubernetes/fake"
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core "k8s.io/client-go/testing"
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"k8s.io/kubernetes/pkg/controlplane/reconcilers"
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corerest "k8s.io/kubernetes/pkg/registry/core/rest"
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netutils "k8s.io/utils/net"
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)
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func TestCreateOrUpdateMasterService(t *testing.T) {
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singleStack := corev1.IPFamilyPolicySingleStack
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ns := metav1.NamespaceDefault
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om := func(name string) metav1.ObjectMeta {
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return metav1.ObjectMeta{Namespace: ns, Name: name}
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}
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createTests := []struct {
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testName string
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serviceName string
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servicePorts []corev1.ServicePort
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serviceType corev1.ServiceType
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expectCreate *corev1.Service // nil means none expected
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}{
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{
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testName: "service does not exist",
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serviceName: "foo",
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servicePorts: []corev1.ServicePort{
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{Name: "foo", Port: 8080, Protocol: "TCP", TargetPort: intstr.FromInt(8080)},
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},
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serviceType: corev1.ServiceTypeClusterIP,
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expectCreate: &corev1.Service{
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ObjectMeta: om("foo"),
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Spec: corev1.ServiceSpec{
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Ports: []corev1.ServicePort{
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{Name: "foo", Port: 8080, Protocol: "TCP", TargetPort: intstr.FromInt(8080)},
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},
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Selector: nil,
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ClusterIP: "1.2.3.4",
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IPFamilyPolicy: &singleStack,
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SessionAffinity: corev1.ServiceAffinityNone,
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Type: corev1.ServiceTypeClusterIP,
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},
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},
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},
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}
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for _, test := range createTests {
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master := Controller{}
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fakeClient := fake.NewSimpleClientset()
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master.client = fakeClient
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master.CreateOrUpdateMasterServiceIfNeeded(test.serviceName, netutils.ParseIPSloppy("1.2.3.4"), test.servicePorts, test.serviceType, false)
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creates := []core.CreateAction{}
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for _, action := range fakeClient.Actions() {
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if action.GetVerb() == "create" {
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creates = append(creates, action.(core.CreateAction))
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}
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}
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if test.expectCreate != nil {
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if len(creates) != 1 {
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t.Errorf("case %q: unexpected creations: %v", test.testName, creates)
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} else {
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obj := creates[0].GetObject()
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if e, a := test.expectCreate.Spec, obj.(*corev1.Service).Spec; !reflect.DeepEqual(e, a) {
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t.Errorf("case %q: expected create:\n%#v\ngot:\n%#v\n", test.testName, e, a)
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}
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}
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}
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if test.expectCreate == nil && len(creates) > 1 {
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t.Errorf("case %q: no create expected, yet saw: %v", test.testName, creates)
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}
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}
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reconcileTests := []struct {
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testName string
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serviceName string
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servicePorts []corev1.ServicePort
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serviceType corev1.ServiceType
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service *corev1.Service
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expectUpdate *corev1.Service // nil means none expected
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}{
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{
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testName: "service definition wrong port",
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serviceName: "foo",
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servicePorts: []corev1.ServicePort{
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{Name: "foo", Port: 8080, Protocol: "TCP", TargetPort: intstr.FromInt(8080)},
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},
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serviceType: corev1.ServiceTypeClusterIP,
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service: &corev1.Service{
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ObjectMeta: om("foo"),
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Spec: corev1.ServiceSpec{
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Ports: []corev1.ServicePort{
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{Name: "foo", Port: 8000, Protocol: "TCP", TargetPort: intstr.FromInt(8080)},
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},
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Selector: nil,
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ClusterIP: "1.2.3.4",
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SessionAffinity: corev1.ServiceAffinityNone,
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Type: corev1.ServiceTypeClusterIP,
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},
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},
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expectUpdate: &corev1.Service{
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ObjectMeta: om("foo"),
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Spec: corev1.ServiceSpec{
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Ports: []corev1.ServicePort{
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{Name: "foo", Port: 8080, Protocol: "TCP", TargetPort: intstr.FromInt(8080)},
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},
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Selector: nil,
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ClusterIP: "1.2.3.4",
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SessionAffinity: corev1.ServiceAffinityNone,
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Type: corev1.ServiceTypeClusterIP,
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},
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},
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},
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{
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testName: "service definition missing port",
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serviceName: "foo",
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servicePorts: []corev1.ServicePort{
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{Name: "foo", Port: 8080, Protocol: "TCP", TargetPort: intstr.FromInt(8080)},
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{Name: "baz", Port: 1000, Protocol: "TCP", TargetPort: intstr.FromInt(1000)},
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},
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serviceType: corev1.ServiceTypeClusterIP,
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service: &corev1.Service{
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ObjectMeta: om("foo"),
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Spec: corev1.ServiceSpec{
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Ports: []corev1.ServicePort{
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{Name: "foo", Port: 8080, Protocol: "TCP", TargetPort: intstr.FromInt(8080)},
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},
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Selector: nil,
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ClusterIP: "1.2.3.4",
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SessionAffinity: corev1.ServiceAffinityNone,
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Type: corev1.ServiceTypeClusterIP,
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},
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},
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expectUpdate: &corev1.Service{
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ObjectMeta: om("foo"),
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Spec: corev1.ServiceSpec{
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Ports: []corev1.ServicePort{
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{Name: "foo", Port: 8080, Protocol: "TCP", TargetPort: intstr.FromInt(8080)},
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{Name: "baz", Port: 1000, Protocol: "TCP", TargetPort: intstr.FromInt(1000)},
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},
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Selector: nil,
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ClusterIP: "1.2.3.4",
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SessionAffinity: corev1.ServiceAffinityNone,
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Type: corev1.ServiceTypeClusterIP,
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},
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},
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},
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{
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testName: "service definition incorrect port",
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serviceName: "foo",
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servicePorts: []corev1.ServicePort{
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{Name: "foo", Port: 8080, Protocol: "TCP", TargetPort: intstr.FromInt(8080)},
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},
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serviceType: corev1.ServiceTypeClusterIP,
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service: &corev1.Service{
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ObjectMeta: om("foo"),
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Spec: corev1.ServiceSpec{
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Ports: []corev1.ServicePort{
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{Name: "bar", Port: 1000, Protocol: "UDP", TargetPort: intstr.FromInt(1000)},
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},
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Selector: nil,
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ClusterIP: "1.2.3.4",
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SessionAffinity: corev1.ServiceAffinityNone,
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Type: corev1.ServiceTypeClusterIP,
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},
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},
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expectUpdate: &corev1.Service{
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ObjectMeta: om("foo"),
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Spec: corev1.ServiceSpec{
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Ports: []corev1.ServicePort{
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{Name: "foo", Port: 8080, Protocol: "TCP", TargetPort: intstr.FromInt(8080)},
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},
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Selector: nil,
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ClusterIP: "1.2.3.4",
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SessionAffinity: corev1.ServiceAffinityNone,
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Type: corev1.ServiceTypeClusterIP,
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},
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},
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},
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{
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testName: "service definition incorrect port name",
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serviceName: "foo",
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servicePorts: []corev1.ServicePort{
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{Name: "foo", Port: 8080, Protocol: "TCP", TargetPort: intstr.FromInt(8080)},
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},
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serviceType: corev1.ServiceTypeClusterIP,
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service: &corev1.Service{
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ObjectMeta: om("foo"),
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Spec: corev1.ServiceSpec{
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Ports: []corev1.ServicePort{
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{Name: "foo", Port: 1000, Protocol: "UDP", TargetPort: intstr.FromInt(1000)},
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},
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Selector: nil,
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ClusterIP: "1.2.3.4",
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SessionAffinity: corev1.ServiceAffinityNone,
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Type: corev1.ServiceTypeClusterIP,
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},
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},
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expectUpdate: &corev1.Service{
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ObjectMeta: om("foo"),
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Spec: corev1.ServiceSpec{
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Ports: []corev1.ServicePort{
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{Name: "foo", Port: 8080, Protocol: "TCP", TargetPort: intstr.FromInt(8080)},
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},
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Selector: nil,
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ClusterIP: "1.2.3.4",
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SessionAffinity: corev1.ServiceAffinityNone,
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Type: corev1.ServiceTypeClusterIP,
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},
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},
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},
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{
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testName: "service definition incorrect target port",
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serviceName: "foo",
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servicePorts: []corev1.ServicePort{
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{Name: "foo", Port: 8080, Protocol: "TCP", TargetPort: intstr.FromInt(8080)},
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},
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serviceType: corev1.ServiceTypeClusterIP,
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service: &corev1.Service{
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ObjectMeta: om("foo"),
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Spec: corev1.ServiceSpec{
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Ports: []corev1.ServicePort{
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{Name: "foo", Port: 8080, Protocol: "TCP", TargetPort: intstr.FromInt(1000)},
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},
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Selector: nil,
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ClusterIP: "1.2.3.4",
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SessionAffinity: corev1.ServiceAffinityNone,
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Type: corev1.ServiceTypeClusterIP,
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},
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},
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expectUpdate: &corev1.Service{
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ObjectMeta: om("foo"),
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Spec: corev1.ServiceSpec{
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Ports: []corev1.ServicePort{
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{Name: "foo", Port: 8080, Protocol: "TCP", TargetPort: intstr.FromInt(8080)},
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},
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Selector: nil,
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ClusterIP: "1.2.3.4",
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SessionAffinity: corev1.ServiceAffinityNone,
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Type: corev1.ServiceTypeClusterIP,
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},
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},
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},
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{
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testName: "service definition incorrect protocol",
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serviceName: "foo",
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servicePorts: []corev1.ServicePort{
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{Name: "foo", Port: 8080, Protocol: "TCP", TargetPort: intstr.FromInt(8080)},
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},
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serviceType: corev1.ServiceTypeClusterIP,
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service: &corev1.Service{
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ObjectMeta: om("foo"),
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Spec: corev1.ServiceSpec{
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Ports: []corev1.ServicePort{
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{Name: "foo", Port: 8080, Protocol: "UDP", TargetPort: intstr.FromInt(8080)},
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},
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Selector: nil,
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ClusterIP: "1.2.3.4",
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SessionAffinity: corev1.ServiceAffinityNone,
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Type: corev1.ServiceTypeClusterIP,
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},
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},
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expectUpdate: &corev1.Service{
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ObjectMeta: om("foo"),
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Spec: corev1.ServiceSpec{
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Ports: []corev1.ServicePort{
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{Name: "foo", Port: 8080, Protocol: "TCP", TargetPort: intstr.FromInt(8080)},
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},
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Selector: nil,
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ClusterIP: "1.2.3.4",
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SessionAffinity: corev1.ServiceAffinityNone,
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Type: corev1.ServiceTypeClusterIP,
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},
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},
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},
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{
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testName: "service definition has incorrect type",
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serviceName: "foo",
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servicePorts: []corev1.ServicePort{
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{Name: "foo", Port: 8080, Protocol: "TCP", TargetPort: intstr.FromInt(8080)},
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},
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serviceType: corev1.ServiceTypeClusterIP,
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service: &corev1.Service{
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ObjectMeta: om("foo"),
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Spec: corev1.ServiceSpec{
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Ports: []corev1.ServicePort{
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{Name: "foo", Port: 8080, Protocol: "TCP", TargetPort: intstr.FromInt(8080)},
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},
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Selector: nil,
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ClusterIP: "1.2.3.4",
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SessionAffinity: corev1.ServiceAffinityNone,
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Type: corev1.ServiceTypeNodePort,
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},
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},
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expectUpdate: &corev1.Service{
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ObjectMeta: om("foo"),
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Spec: corev1.ServiceSpec{
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Ports: []corev1.ServicePort{
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{Name: "foo", Port: 8080, Protocol: "TCP", TargetPort: intstr.FromInt(8080)},
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},
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Selector: nil,
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ClusterIP: "1.2.3.4",
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SessionAffinity: corev1.ServiceAffinityNone,
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Type: corev1.ServiceTypeClusterIP,
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},
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},
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},
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{
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testName: "service definition satisfies",
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serviceName: "foo",
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servicePorts: []corev1.ServicePort{
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{Name: "foo", Port: 8080, Protocol: "TCP", TargetPort: intstr.FromInt(8080)},
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},
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serviceType: corev1.ServiceTypeClusterIP,
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service: &corev1.Service{
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ObjectMeta: om("foo"),
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Spec: corev1.ServiceSpec{
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Ports: []corev1.ServicePort{
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{Name: "foo", Port: 8080, Protocol: "TCP", TargetPort: intstr.FromInt(8080)},
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},
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Selector: nil,
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ClusterIP: "1.2.3.4",
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SessionAffinity: corev1.ServiceAffinityNone,
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Type: corev1.ServiceTypeClusterIP,
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},
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},
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expectUpdate: nil,
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},
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}
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for _, test := range reconcileTests {
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master := Controller{}
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fakeClient := fake.NewSimpleClientset(test.service)
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master.client = fakeClient
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err := master.CreateOrUpdateMasterServiceIfNeeded(test.serviceName, netutils.ParseIPSloppy("1.2.3.4"), test.servicePorts, test.serviceType, true)
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if err != nil {
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t.Errorf("case %q: unexpected error: %v", test.testName, err)
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}
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updates := []core.UpdateAction{}
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for _, action := range fakeClient.Actions() {
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if action.GetVerb() == "update" {
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updates = append(updates, action.(core.UpdateAction))
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}
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}
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if test.expectUpdate != nil {
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if len(updates) != 1 {
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t.Errorf("case %q: unexpected updates: %v", test.testName, updates)
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} else {
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obj := updates[0].GetObject()
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if e, a := test.expectUpdate.Spec, obj.(*corev1.Service).Spec; !reflect.DeepEqual(e, a) {
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t.Errorf("case %q: expected update:\n%#v\ngot:\n%#v\n", test.testName, e, a)
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}
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}
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}
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if test.expectUpdate == nil && len(updates) > 0 {
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t.Errorf("case %q: no update expected, yet saw: %v", test.testName, updates)
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}
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}
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nonReconcileTests := []struct {
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testName string
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serviceName string
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servicePorts []corev1.ServicePort
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serviceType corev1.ServiceType
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service *corev1.Service
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expectUpdate *corev1.Service // nil means none expected
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}{
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{
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testName: "service definition wrong port, no expected update",
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serviceName: "foo",
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servicePorts: []corev1.ServicePort{
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{Name: "foo", Port: 8080, Protocol: "TCP", TargetPort: intstr.FromInt(8080)},
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},
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serviceType: corev1.ServiceTypeClusterIP,
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service: &corev1.Service{
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ObjectMeta: om("foo"),
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Spec: corev1.ServiceSpec{
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Ports: []corev1.ServicePort{
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{Name: "foo", Port: 1000, Protocol: "TCP", TargetPort: intstr.FromInt(1000)},
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},
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Selector: nil,
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ClusterIP: "1.2.3.4",
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SessionAffinity: corev1.ServiceAffinityNone,
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Type: corev1.ServiceTypeClusterIP,
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},
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},
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expectUpdate: nil,
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},
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}
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for _, test := range nonReconcileTests {
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master := Controller{}
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fakeClient := fake.NewSimpleClientset(test.service)
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master.client = fakeClient
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err := master.CreateOrUpdateMasterServiceIfNeeded(test.serviceName, netutils.ParseIPSloppy("1.2.3.4"), test.servicePorts, test.serviceType, false)
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if err != nil {
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t.Errorf("case %q: unexpected error: %v", test.testName, err)
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}
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updates := []core.UpdateAction{}
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for _, action := range fakeClient.Actions() {
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if action.GetVerb() == "update" {
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updates = append(updates, action.(core.UpdateAction))
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}
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}
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if test.expectUpdate != nil {
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if len(updates) != 1 {
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t.Errorf("case %q: unexpected updates: %v", test.testName, updates)
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} else {
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obj := updates[0].GetObject()
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if e, a := test.expectUpdate.Spec, obj.(*corev1.Service).Spec; !reflect.DeepEqual(e, a) {
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t.Errorf("case %q: expected update:\n%#v\ngot:\n%#v\n", test.testName, e, a)
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}
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}
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}
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if test.expectUpdate == nil && len(updates) > 0 {
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t.Errorf("case %q: no update expected, yet saw: %v", test.testName, updates)
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}
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}
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}
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func Test_completedConfig_NewBootstrapController(t *testing.T) {
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_, ipv4cidr, err := netutils.ParseCIDRSloppy("192.168.0.0/24")
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if err != nil {
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t.Fatalf("Unexpected error %v", err)
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}
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_, ipv6cidr, err := netutils.ParseCIDRSloppy("2001:db8::/112")
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if err != nil {
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t.Fatalf("Unexpected error %v", err)
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}
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ipv4address := netutils.ParseIPSloppy("192.168.1.1")
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ipv6address := netutils.ParseIPSloppy("2001:db8::1")
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type args struct {
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legacyRESTStorage corerest.LegacyRESTStorage
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client kubernetes.Interface
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}
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tests := []struct {
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name string
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config genericapiserver.Config
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extraConfig *ExtraConfig
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args args
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wantErr bool
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}{
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{
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name: "master endpoint reconciler - IPv4 families",
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extraConfig: &ExtraConfig{
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EndpointReconcilerType: reconcilers.MasterCountReconcilerType,
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ServiceIPRange: *ipv4cidr,
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},
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config: genericapiserver.Config{
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PublicAddress: ipv4address,
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SecureServing: &genericapiserver.SecureServingInfo{Listener: fakeLocalhost443Listener{}},
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},
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wantErr: false,
|
|
},
|
|
{
|
|
name: "master endpoint reconciler - IPv6 families",
|
|
extraConfig: &ExtraConfig{
|
|
EndpointReconcilerType: reconcilers.MasterCountReconcilerType,
|
|
ServiceIPRange: *ipv6cidr,
|
|
},
|
|
config: genericapiserver.Config{
|
|
PublicAddress: ipv6address,
|
|
SecureServing: &genericapiserver.SecureServingInfo{Listener: fakeLocalhost443Listener{}},
|
|
},
|
|
wantErr: false,
|
|
},
|
|
{
|
|
name: "master endpoint reconciler - wrong IP families",
|
|
extraConfig: &ExtraConfig{
|
|
EndpointReconcilerType: reconcilers.MasterCountReconcilerType,
|
|
ServiceIPRange: *ipv4cidr,
|
|
},
|
|
config: genericapiserver.Config{
|
|
PublicAddress: ipv6address,
|
|
SecureServing: &genericapiserver.SecureServingInfo{Listener: fakeLocalhost443Listener{}},
|
|
},
|
|
wantErr: true,
|
|
},
|
|
{
|
|
name: "master endpoint reconciler - wrong IP families",
|
|
extraConfig: &ExtraConfig{
|
|
EndpointReconcilerType: reconcilers.MasterCountReconcilerType,
|
|
ServiceIPRange: *ipv6cidr,
|
|
},
|
|
config: genericapiserver.Config{
|
|
PublicAddress: ipv4address,
|
|
SecureServing: &genericapiserver.SecureServingInfo{Listener: fakeLocalhost443Listener{}},
|
|
},
|
|
wantErr: true,
|
|
},
|
|
{
|
|
name: "lease endpoint reconciler - IPv4 families",
|
|
extraConfig: &ExtraConfig{
|
|
EndpointReconcilerType: reconcilers.LeaseEndpointReconcilerType,
|
|
ServiceIPRange: *ipv4cidr,
|
|
},
|
|
config: genericapiserver.Config{
|
|
PublicAddress: ipv4address,
|
|
SecureServing: &genericapiserver.SecureServingInfo{Listener: fakeLocalhost443Listener{}},
|
|
},
|
|
wantErr: false,
|
|
},
|
|
{
|
|
name: "lease endpoint reconciler - IPv6 families",
|
|
extraConfig: &ExtraConfig{
|
|
EndpointReconcilerType: reconcilers.LeaseEndpointReconcilerType,
|
|
ServiceIPRange: *ipv6cidr,
|
|
},
|
|
config: genericapiserver.Config{
|
|
PublicAddress: ipv6address,
|
|
SecureServing: &genericapiserver.SecureServingInfo{Listener: fakeLocalhost443Listener{}},
|
|
},
|
|
wantErr: false,
|
|
},
|
|
{
|
|
name: "lease endpoint reconciler - wrong IP families",
|
|
extraConfig: &ExtraConfig{
|
|
EndpointReconcilerType: reconcilers.LeaseEndpointReconcilerType,
|
|
ServiceIPRange: *ipv4cidr,
|
|
},
|
|
config: genericapiserver.Config{
|
|
PublicAddress: ipv6address,
|
|
SecureServing: &genericapiserver.SecureServingInfo{Listener: fakeLocalhost443Listener{}},
|
|
},
|
|
wantErr: true,
|
|
},
|
|
{
|
|
name: "lease endpoint reconciler - wrong IP families",
|
|
extraConfig: &ExtraConfig{
|
|
EndpointReconcilerType: reconcilers.LeaseEndpointReconcilerType,
|
|
ServiceIPRange: *ipv6cidr,
|
|
},
|
|
config: genericapiserver.Config{
|
|
PublicAddress: ipv4address,
|
|
SecureServing: &genericapiserver.SecureServingInfo{Listener: fakeLocalhost443Listener{}},
|
|
},
|
|
wantErr: true,
|
|
},
|
|
{
|
|
name: "none endpoint reconciler - wrong IP families",
|
|
extraConfig: &ExtraConfig{
|
|
EndpointReconcilerType: reconcilers.NoneEndpointReconcilerType,
|
|
ServiceIPRange: *ipv4cidr,
|
|
},
|
|
config: genericapiserver.Config{
|
|
PublicAddress: ipv6address,
|
|
SecureServing: &genericapiserver.SecureServingInfo{Listener: fakeLocalhost443Listener{}},
|
|
},
|
|
wantErr: false,
|
|
},
|
|
}
|
|
for _, tt := range tests {
|
|
t.Run(tt.name, func(t *testing.T) {
|
|
c := &completedConfig{
|
|
GenericConfig: tt.config.Complete(nil),
|
|
ExtraConfig: tt.extraConfig,
|
|
}
|
|
_, err := c.NewBootstrapController(tt.args.legacyRESTStorage, tt.args.client)
|
|
if (err != nil) != tt.wantErr {
|
|
t.Errorf("completedConfig.NewBootstrapController() error = %v, wantErr %v", err, tt.wantErr)
|
|
return
|
|
}
|
|
|
|
})
|
|
}
|
|
}
|