mirror of
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704 lines
23 KiB
Go
704 lines
23 KiB
Go
/*
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Copyright 2017 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 reconcilers
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/*
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Original Source:
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https://github.com/openshift/origin/blob/bb340c5dd5ff72718be86fb194dedc0faed7f4c7/pkg/cmd/server/election/lease_endpoint_reconciler_test.go
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*/
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import (
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"context"
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"reflect"
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"testing"
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corev1 "k8s.io/api/core/v1"
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discoveryv1 "k8s.io/api/discovery/v1"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/client-go/kubernetes/fake"
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netutils "k8s.io/utils/net"
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)
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type fakeLeases struct {
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keys map[string]bool
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}
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var _ Leases = &fakeLeases{}
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func newFakeLeases() *fakeLeases {
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return &fakeLeases{make(map[string]bool)}
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}
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func (f *fakeLeases) ListLeases() ([]string, error) {
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res := make([]string, 0, len(f.keys))
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for ip := range f.keys {
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res = append(res, ip)
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}
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return res, nil
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}
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func (f *fakeLeases) UpdateLease(ip string) error {
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f.keys[ip] = true
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return nil
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}
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func (f *fakeLeases) RemoveLease(ip string) error {
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delete(f.keys, ip)
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return nil
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}
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func (f *fakeLeases) SetKeys(keys []string) {
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for _, ip := range keys {
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f.keys[ip] = false
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}
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}
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func (f *fakeLeases) GetUpdatedKeys() []string {
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res := []string{}
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for ip, updated := range f.keys {
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if updated {
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res = append(res, ip)
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}
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}
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return res
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}
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func TestLeaseEndpointReconciler(t *testing.T) {
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ns := corev1.NamespaceDefault
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om := func(name string, skipMirrorLabel bool) metav1.ObjectMeta {
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o := metav1.ObjectMeta{Namespace: ns, Name: name}
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if skipMirrorLabel {
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o.Labels = map[string]string{
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discoveryv1.LabelSkipMirror: "true",
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}
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}
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return o
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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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ip string
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endpointPorts []corev1.EndpointPort
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endpointKeys []string
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endpoints *corev1.EndpointsList
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expectUpdate *corev1.Endpoints // nil means none expected
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}{
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{
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testName: "no existing endpoints",
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serviceName: "foo",
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ip: "1.2.3.4",
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endpointPorts: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}},
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endpoints: nil,
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expectUpdate: &corev1.Endpoints{
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ObjectMeta: om("foo", true),
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Subsets: []corev1.EndpointSubset{{
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Addresses: []corev1.EndpointAddress{{IP: "1.2.3.4"}},
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Ports: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}},
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}},
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},
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},
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{
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testName: "existing endpoints satisfy",
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serviceName: "foo",
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ip: "1.2.3.4",
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endpointPorts: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}},
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endpoints: &corev1.EndpointsList{
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Items: []corev1.Endpoints{{
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ObjectMeta: om("foo", true),
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Subsets: []corev1.EndpointSubset{{
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Addresses: []corev1.EndpointAddress{{IP: "1.2.3.4"}},
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Ports: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}},
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}},
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}},
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},
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},
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{
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testName: "existing endpoints satisfy + refresh existing key",
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serviceName: "foo",
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ip: "1.2.3.4",
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endpointPorts: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}},
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endpointKeys: []string{"1.2.3.4"},
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endpoints: &corev1.EndpointsList{
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Items: []corev1.Endpoints{{
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ObjectMeta: om("foo", true),
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Subsets: []corev1.EndpointSubset{{
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Addresses: []corev1.EndpointAddress{{IP: "1.2.3.4"}},
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Ports: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}},
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}},
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}},
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},
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},
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{
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testName: "existing endpoints satisfy but too many",
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serviceName: "foo",
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ip: "1.2.3.4",
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endpointPorts: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}},
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endpoints: &corev1.EndpointsList{
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Items: []corev1.Endpoints{{
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ObjectMeta: om("foo", true),
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Subsets: []corev1.EndpointSubset{{
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Addresses: []corev1.EndpointAddress{{IP: "1.2.3.4"}, {IP: "4.3.2.1"}},
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Ports: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}},
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}},
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}},
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},
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expectUpdate: &corev1.Endpoints{
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ObjectMeta: om("foo", true),
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Subsets: []corev1.EndpointSubset{{
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Addresses: []corev1.EndpointAddress{{IP: "1.2.3.4"}},
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Ports: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}},
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}},
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},
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},
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{
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testName: "existing endpoints satisfy but too many + extra masters",
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serviceName: "foo",
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ip: "1.2.3.4",
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endpointPorts: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}},
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endpointKeys: []string{"1.2.3.4", "4.3.2.2", "4.3.2.3", "4.3.2.4"},
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endpoints: &corev1.EndpointsList{
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Items: []corev1.Endpoints{{
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ObjectMeta: om("foo", true),
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Subsets: []corev1.EndpointSubset{{
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Addresses: []corev1.EndpointAddress{
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{IP: "1.2.3.4"},
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{IP: "4.3.2.1"},
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{IP: "4.3.2.2"},
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{IP: "4.3.2.3"},
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{IP: "4.3.2.4"},
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},
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Ports: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}},
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}},
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}},
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},
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expectUpdate: &corev1.Endpoints{
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ObjectMeta: om("foo", true),
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Subsets: []corev1.EndpointSubset{{
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Addresses: []corev1.EndpointAddress{
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{IP: "1.2.3.4"},
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{IP: "4.3.2.2"},
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{IP: "4.3.2.3"},
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{IP: "4.3.2.4"},
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},
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Ports: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}},
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}},
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},
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},
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{
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testName: "existing endpoints satisfy but too many + extra masters + delete first",
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serviceName: "foo",
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ip: "4.3.2.4",
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endpointPorts: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}},
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endpointKeys: []string{"4.3.2.1", "4.3.2.2", "4.3.2.3", "4.3.2.4"},
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endpoints: &corev1.EndpointsList{
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Items: []corev1.Endpoints{{
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ObjectMeta: om("foo", true),
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Subsets: []corev1.EndpointSubset{{
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Addresses: []corev1.EndpointAddress{
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{IP: "1.2.3.4"},
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{IP: "4.3.2.1"},
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{IP: "4.3.2.2"},
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{IP: "4.3.2.3"},
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{IP: "4.3.2.4"},
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},
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Ports: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}},
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}},
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}},
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},
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expectUpdate: &corev1.Endpoints{
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ObjectMeta: om("foo", true),
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Subsets: []corev1.EndpointSubset{{
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Addresses: []corev1.EndpointAddress{
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{IP: "4.3.2.1"},
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{IP: "4.3.2.2"},
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{IP: "4.3.2.3"},
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{IP: "4.3.2.4"},
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},
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Ports: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}},
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}},
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},
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},
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{
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testName: "existing endpoints current IP missing",
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serviceName: "foo",
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ip: "4.3.2.2",
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endpointPorts: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}},
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endpointKeys: []string{"4.3.2.1"},
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endpoints: &corev1.EndpointsList{
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Items: []corev1.Endpoints{{
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ObjectMeta: om("foo", true),
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Subsets: []corev1.EndpointSubset{{
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Addresses: []corev1.EndpointAddress{
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{IP: "4.3.2.1"},
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},
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Ports: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}},
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}},
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}},
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},
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expectUpdate: &corev1.Endpoints{
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ObjectMeta: om("foo", true),
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Subsets: []corev1.EndpointSubset{{
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Addresses: []corev1.EndpointAddress{
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{IP: "4.3.2.1"},
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{IP: "4.3.2.2"},
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},
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Ports: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}},
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}},
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},
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},
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{
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testName: "existing endpoints wrong name",
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serviceName: "foo",
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ip: "1.2.3.4",
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endpointPorts: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}},
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endpoints: &corev1.EndpointsList{
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Items: []corev1.Endpoints{{
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ObjectMeta: om("bar", true),
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Subsets: []corev1.EndpointSubset{{
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Addresses: []corev1.EndpointAddress{{IP: "1.2.3.4"}},
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Ports: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}},
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}},
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}},
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},
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expectUpdate: &corev1.Endpoints{
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ObjectMeta: om("foo", true),
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Subsets: []corev1.EndpointSubset{{
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Addresses: []corev1.EndpointAddress{{IP: "1.2.3.4"}},
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Ports: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}},
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}},
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},
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},
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{
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testName: "existing endpoints wrong IP",
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serviceName: "foo",
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ip: "1.2.3.4",
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endpointPorts: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}},
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endpoints: &corev1.EndpointsList{
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Items: []corev1.Endpoints{{
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ObjectMeta: om("foo", true),
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Subsets: []corev1.EndpointSubset{{
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Addresses: []corev1.EndpointAddress{{IP: "4.3.2.1"}},
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Ports: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}},
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}},
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}},
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},
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expectUpdate: &corev1.Endpoints{
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ObjectMeta: om("foo", true),
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Subsets: []corev1.EndpointSubset{{
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Addresses: []corev1.EndpointAddress{{IP: "1.2.3.4"}},
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Ports: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}},
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}},
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},
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},
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{
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testName: "existing endpoints wrong port",
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serviceName: "foo",
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ip: "1.2.3.4",
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endpointPorts: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}},
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endpoints: &corev1.EndpointsList{
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Items: []corev1.Endpoints{{
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ObjectMeta: om("foo", true),
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Subsets: []corev1.EndpointSubset{{
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Addresses: []corev1.EndpointAddress{{IP: "1.2.3.4"}},
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Ports: []corev1.EndpointPort{{Name: "foo", Port: 9090, Protocol: "TCP"}},
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}},
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}},
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},
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expectUpdate: &corev1.Endpoints{
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ObjectMeta: om("foo", true),
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Subsets: []corev1.EndpointSubset{{
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Addresses: []corev1.EndpointAddress{{IP: "1.2.3.4"}},
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Ports: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}},
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}},
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},
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},
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{
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testName: "existing endpoints wrong protocol",
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serviceName: "foo",
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ip: "1.2.3.4",
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endpointPorts: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}},
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endpoints: &corev1.EndpointsList{
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Items: []corev1.Endpoints{{
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ObjectMeta: om("foo", true),
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Subsets: []corev1.EndpointSubset{{
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Addresses: []corev1.EndpointAddress{{IP: "1.2.3.4"}},
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Ports: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "UDP"}},
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}},
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}},
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},
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expectUpdate: &corev1.Endpoints{
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ObjectMeta: om("foo", true),
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Subsets: []corev1.EndpointSubset{{
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Addresses: []corev1.EndpointAddress{{IP: "1.2.3.4"}},
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Ports: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}},
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}},
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},
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},
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{
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testName: "existing endpoints wrong port name",
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serviceName: "foo",
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ip: "1.2.3.4",
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endpointPorts: []corev1.EndpointPort{{Name: "baz", Port: 8080, Protocol: "TCP"}},
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endpoints: &corev1.EndpointsList{
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Items: []corev1.Endpoints{{
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ObjectMeta: om("foo", true),
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Subsets: []corev1.EndpointSubset{{
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Addresses: []corev1.EndpointAddress{{IP: "1.2.3.4"}},
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Ports: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}},
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}},
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}},
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},
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expectUpdate: &corev1.Endpoints{
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ObjectMeta: om("foo", true),
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Subsets: []corev1.EndpointSubset{{
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Addresses: []corev1.EndpointAddress{{IP: "1.2.3.4"}},
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Ports: []corev1.EndpointPort{{Name: "baz", Port: 8080, Protocol: "TCP"}},
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}},
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},
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},
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{
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testName: "existing endpoints without skip mirror label",
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serviceName: "foo",
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ip: "1.2.3.4",
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endpointPorts: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}},
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endpoints: &corev1.EndpointsList{
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Items: []corev1.Endpoints{{
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ObjectMeta: om("foo", false),
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Subsets: []corev1.EndpointSubset{{
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Addresses: []corev1.EndpointAddress{{IP: "1.2.3.4"}},
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Ports: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}},
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}},
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}},
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},
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expectUpdate: &corev1.Endpoints{
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ObjectMeta: om("foo", true),
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Subsets: []corev1.EndpointSubset{{
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Addresses: []corev1.EndpointAddress{{IP: "1.2.3.4"}},
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Ports: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}},
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}},
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},
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},
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{
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testName: "existing endpoints extra service ports satisfy",
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serviceName: "foo",
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ip: "1.2.3.4",
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endpointPorts: []corev1.EndpointPort{
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{Name: "foo", Port: 8080, Protocol: "TCP"},
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{Name: "bar", Port: 1000, Protocol: "TCP"},
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{Name: "baz", Port: 1010, Protocol: "TCP"},
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},
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endpoints: &corev1.EndpointsList{
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Items: []corev1.Endpoints{{
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ObjectMeta: om("foo", true),
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Subsets: []corev1.EndpointSubset{{
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Addresses: []corev1.EndpointAddress{{IP: "1.2.3.4"}},
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Ports: []corev1.EndpointPort{
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{Name: "foo", Port: 8080, Protocol: "TCP"},
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{Name: "bar", Port: 1000, Protocol: "TCP"},
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{Name: "baz", Port: 1010, Protocol: "TCP"},
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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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testName: "existing endpoints extra service ports missing port",
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serviceName: "foo",
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ip: "1.2.3.4",
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endpointPorts: []corev1.EndpointPort{
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{Name: "foo", Port: 8080, Protocol: "TCP"},
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{Name: "bar", Port: 1000, Protocol: "TCP"},
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},
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endpoints: &corev1.EndpointsList{
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Items: []corev1.Endpoints{{
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ObjectMeta: om("foo", true),
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Subsets: []corev1.EndpointSubset{{
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Addresses: []corev1.EndpointAddress{{IP: "1.2.3.4"}},
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Ports: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}},
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}},
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}},
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},
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expectUpdate: &corev1.Endpoints{
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ObjectMeta: om("foo", true),
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Subsets: []corev1.EndpointSubset{{
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Addresses: []corev1.EndpointAddress{{IP: "1.2.3.4"}},
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Ports: []corev1.EndpointPort{
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{Name: "foo", Port: 8080, Protocol: "TCP"},
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{Name: "bar", Port: 1000, Protocol: "TCP"},
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},
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}},
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},
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},
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}
|
|
for _, test := range reconcileTests {
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fakeLeases := newFakeLeases()
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fakeLeases.SetKeys(test.endpointKeys)
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clientset := fake.NewSimpleClientset()
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if test.endpoints != nil {
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for _, ep := range test.endpoints.Items {
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if _, err := clientset.CoreV1().Endpoints(ep.Namespace).Create(context.TODO(), &ep, metav1.CreateOptions{}); err != nil {
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t.Errorf("case %q: unexpected error: %v", test.testName, err)
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continue
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}
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}
|
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}
|
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|
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epAdapter := EndpointsAdapter{endpointClient: clientset.CoreV1()}
|
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r := NewLeaseEndpointReconciler(epAdapter, fakeLeases)
|
|
err := r.ReconcileEndpoints(test.serviceName, netutils.ParseIPSloppy(test.ip), test.endpointPorts, true)
|
|
if err != nil {
|
|
t.Errorf("case %q: unexpected error: %v", test.testName, err)
|
|
}
|
|
actualEndpoints, err := clientset.CoreV1().Endpoints(corev1.NamespaceDefault).Get(context.TODO(), test.serviceName, metav1.GetOptions{})
|
|
if err != nil {
|
|
t.Errorf("case %q: unexpected error: %v", test.testName, err)
|
|
}
|
|
if test.expectUpdate != nil {
|
|
if e, a := test.expectUpdate, actualEndpoints; !reflect.DeepEqual(e, a) {
|
|
t.Errorf("case %q: expected update:\n%#v\ngot:\n%#v\n", test.testName, e, a)
|
|
}
|
|
}
|
|
if updatedKeys := fakeLeases.GetUpdatedKeys(); len(updatedKeys) != 1 || updatedKeys[0] != test.ip {
|
|
t.Errorf("case %q: expected the master's IP to be refreshed, but the following IPs were refreshed instead: %v", test.testName, updatedKeys)
|
|
}
|
|
}
|
|
|
|
nonReconcileTests := []struct {
|
|
testName string
|
|
serviceName string
|
|
ip string
|
|
endpointPorts []corev1.EndpointPort
|
|
endpointKeys []string
|
|
endpoints *corev1.EndpointsList
|
|
expectUpdate *corev1.Endpoints // nil means none expected
|
|
}{
|
|
{
|
|
testName: "existing endpoints extra service ports missing port no update",
|
|
serviceName: "foo",
|
|
ip: "1.2.3.4",
|
|
endpointPorts: []corev1.EndpointPort{
|
|
{Name: "foo", Port: 8080, Protocol: "TCP"},
|
|
{Name: "bar", Port: 1000, Protocol: "TCP"},
|
|
},
|
|
endpoints: &corev1.EndpointsList{
|
|
Items: []corev1.Endpoints{{
|
|
ObjectMeta: om("foo", true),
|
|
Subsets: []corev1.EndpointSubset{{
|
|
Addresses: []corev1.EndpointAddress{{IP: "1.2.3.4"}},
|
|
Ports: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}},
|
|
}},
|
|
}},
|
|
},
|
|
expectUpdate: nil,
|
|
},
|
|
{
|
|
testName: "existing endpoints extra service ports, wrong ports, wrong IP",
|
|
serviceName: "foo",
|
|
ip: "1.2.3.4",
|
|
endpointPorts: []corev1.EndpointPort{
|
|
{Name: "foo", Port: 8080, Protocol: "TCP"},
|
|
{Name: "bar", Port: 1000, Protocol: "TCP"},
|
|
},
|
|
endpoints: &corev1.EndpointsList{
|
|
Items: []corev1.Endpoints{{
|
|
ObjectMeta: om("foo", true),
|
|
Subsets: []corev1.EndpointSubset{{
|
|
Addresses: []corev1.EndpointAddress{{IP: "4.3.2.1"}},
|
|
Ports: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}},
|
|
}},
|
|
}},
|
|
},
|
|
expectUpdate: &corev1.Endpoints{
|
|
ObjectMeta: om("foo", true),
|
|
Subsets: []corev1.EndpointSubset{{
|
|
Addresses: []corev1.EndpointAddress{{IP: "1.2.3.4"}},
|
|
Ports: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}},
|
|
}},
|
|
},
|
|
},
|
|
{
|
|
testName: "no existing endpoints",
|
|
serviceName: "foo",
|
|
ip: "1.2.3.4",
|
|
endpointPorts: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}},
|
|
endpoints: nil,
|
|
expectUpdate: &corev1.Endpoints{
|
|
ObjectMeta: om("foo", true),
|
|
Subsets: []corev1.EndpointSubset{{
|
|
Addresses: []corev1.EndpointAddress{{IP: "1.2.3.4"}},
|
|
Ports: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}},
|
|
}},
|
|
},
|
|
},
|
|
}
|
|
for _, test := range nonReconcileTests {
|
|
t.Run(test.testName, func(t *testing.T) {
|
|
fakeLeases := newFakeLeases()
|
|
fakeLeases.SetKeys(test.endpointKeys)
|
|
clientset := fake.NewSimpleClientset()
|
|
if test.endpoints != nil {
|
|
for _, ep := range test.endpoints.Items {
|
|
if _, err := clientset.CoreV1().Endpoints(ep.Namespace).Create(context.TODO(), &ep, metav1.CreateOptions{}); err != nil {
|
|
t.Errorf("case %q: unexpected error: %v", test.testName, err)
|
|
continue
|
|
}
|
|
}
|
|
}
|
|
epAdapter := EndpointsAdapter{endpointClient: clientset.CoreV1()}
|
|
r := NewLeaseEndpointReconciler(epAdapter, fakeLeases)
|
|
err := r.ReconcileEndpoints(test.serviceName, netutils.ParseIPSloppy(test.ip), test.endpointPorts, false)
|
|
if err != nil {
|
|
t.Errorf("case %q: unexpected error: %v", test.testName, err)
|
|
}
|
|
actualEndpoints, err := clientset.CoreV1().Endpoints(corev1.NamespaceDefault).Get(context.TODO(), test.serviceName, metav1.GetOptions{})
|
|
if err != nil {
|
|
t.Errorf("case %q: unexpected error: %v", test.testName, err)
|
|
}
|
|
if test.expectUpdate != nil {
|
|
if e, a := test.expectUpdate, actualEndpoints; !reflect.DeepEqual(e, a) {
|
|
t.Errorf("case %q: expected update:\n%#v\ngot:\n%#v\n", test.testName, e, a)
|
|
}
|
|
}
|
|
if updatedKeys := fakeLeases.GetUpdatedKeys(); len(updatedKeys) != 1 || updatedKeys[0] != test.ip {
|
|
t.Errorf("case %q: expected the master's IP to be refreshed, but the following IPs were refreshed instead: %v", test.testName, updatedKeys)
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestLeaseRemoveEndpoints(t *testing.T) {
|
|
ns := corev1.NamespaceDefault
|
|
om := func(name string, skipMirrorLabel bool) metav1.ObjectMeta {
|
|
o := metav1.ObjectMeta{Namespace: ns, Name: name}
|
|
if skipMirrorLabel {
|
|
o.Labels = map[string]string{
|
|
discoveryv1.LabelSkipMirror: "true",
|
|
}
|
|
}
|
|
return o
|
|
}
|
|
stopTests := []struct {
|
|
testName string
|
|
serviceName string
|
|
ip string
|
|
endpointPorts []corev1.EndpointPort
|
|
endpointKeys []string
|
|
endpoints *corev1.EndpointsList
|
|
expectUpdate *corev1.Endpoints // nil means none expected
|
|
}{
|
|
{
|
|
testName: "successful stop reconciling",
|
|
serviceName: "foo",
|
|
ip: "1.2.3.4",
|
|
endpointPorts: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}},
|
|
endpointKeys: []string{"1.2.3.4", "4.3.2.2", "4.3.2.3", "4.3.2.4"},
|
|
endpoints: &corev1.EndpointsList{
|
|
Items: []corev1.Endpoints{{
|
|
ObjectMeta: om("foo", true),
|
|
Subsets: []corev1.EndpointSubset{{
|
|
Addresses: []corev1.EndpointAddress{
|
|
{IP: "1.2.3.4"},
|
|
{IP: "4.3.2.2"},
|
|
{IP: "4.3.2.3"},
|
|
{IP: "4.3.2.4"},
|
|
},
|
|
Ports: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}},
|
|
}},
|
|
}},
|
|
},
|
|
expectUpdate: &corev1.Endpoints{
|
|
ObjectMeta: om("foo", true),
|
|
Subsets: []corev1.EndpointSubset{{
|
|
Addresses: []corev1.EndpointAddress{
|
|
{IP: "4.3.2.2"},
|
|
{IP: "4.3.2.3"},
|
|
{IP: "4.3.2.4"},
|
|
},
|
|
Ports: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}},
|
|
}},
|
|
},
|
|
},
|
|
{
|
|
testName: "stop reconciling with ip not in endpoint ip list",
|
|
serviceName: "foo",
|
|
ip: "5.6.7.8",
|
|
endpointPorts: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}},
|
|
endpointKeys: []string{"1.2.3.4", "4.3.2.2", "4.3.2.3", "4.3.2.4"},
|
|
endpoints: &corev1.EndpointsList{
|
|
Items: []corev1.Endpoints{{
|
|
ObjectMeta: om("foo", true),
|
|
Subsets: []corev1.EndpointSubset{{
|
|
Addresses: []corev1.EndpointAddress{
|
|
{IP: "1.2.3.4"},
|
|
{IP: "4.3.2.2"},
|
|
{IP: "4.3.2.3"},
|
|
{IP: "4.3.2.4"},
|
|
},
|
|
Ports: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}},
|
|
}},
|
|
}},
|
|
},
|
|
},
|
|
{
|
|
testName: "endpoint with no subset",
|
|
serviceName: "foo",
|
|
ip: "5.6.7.8",
|
|
endpointPorts: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}},
|
|
endpointKeys: []string{"1.2.3.4", "4.3.2.2", "4.3.2.3", "4.3.2.4"},
|
|
endpoints: &corev1.EndpointsList{
|
|
Items: []corev1.Endpoints{{
|
|
ObjectMeta: om("foo", true),
|
|
Subsets: nil,
|
|
}},
|
|
},
|
|
},
|
|
}
|
|
for _, test := range stopTests {
|
|
t.Run(test.testName, func(t *testing.T) {
|
|
fakeLeases := newFakeLeases()
|
|
fakeLeases.SetKeys(test.endpointKeys)
|
|
clientset := fake.NewSimpleClientset()
|
|
for _, ep := range test.endpoints.Items {
|
|
if _, err := clientset.CoreV1().Endpoints(ep.Namespace).Create(context.TODO(), &ep, metav1.CreateOptions{}); err != nil {
|
|
t.Errorf("case %q: unexpected error: %v", test.testName, err)
|
|
continue
|
|
}
|
|
}
|
|
epAdapter := EndpointsAdapter{endpointClient: clientset.CoreV1()}
|
|
r := NewLeaseEndpointReconciler(epAdapter, fakeLeases)
|
|
err := r.RemoveEndpoints(test.serviceName, netutils.ParseIPSloppy(test.ip), test.endpointPorts)
|
|
if err != nil {
|
|
t.Errorf("case %q: unexpected error: %v", test.testName, err)
|
|
}
|
|
actualEndpoints, err := clientset.CoreV1().Endpoints(corev1.NamespaceDefault).Get(context.TODO(), test.serviceName, metav1.GetOptions{})
|
|
if err != nil {
|
|
t.Errorf("case %q: unexpected error: %v", test.testName, err)
|
|
}
|
|
if test.expectUpdate != nil {
|
|
if e, a := test.expectUpdate, actualEndpoints; !reflect.DeepEqual(e, a) {
|
|
t.Errorf("case %q: expected update:\n%#v\ngot:\n%#v\n", test.testName, e, a)
|
|
}
|
|
}
|
|
for _, key := range fakeLeases.GetUpdatedKeys() {
|
|
if key == test.ip {
|
|
t.Errorf("case %q: Found ip %s in leases but shouldn't be there", test.testName, key)
|
|
}
|
|
}
|
|
})
|
|
}
|
|
}
|