| /* |
| Copyright 2017 The Kubernetes Authors. |
| |
| Licensed under the Apache License, Version 2.0 (the "License"); |
| you may not use this file except in compliance with the License. |
| You may obtain a copy of the License at |
| |
| http://www.apache.org/licenses/LICENSE-2.0 |
| |
| Unless required by applicable law or agreed to in writing, software |
| distributed under the License is distributed on an "AS IS" BASIS, |
| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| See the License for the specific language governing permissions and |
| limitations under the License. |
| */ |
| |
| package reconcilers |
| |
| /* |
| Original Source: |
| https://github.com/openshift/origin/blob/bb340c5dd5ff72718be86fb194dedc0faed7f4c7/pkg/cmd/server/election/lease_endpoint_reconciler_test.go |
| */ |
| |
| import ( |
| "net" |
| "reflect" |
| "testing" |
| |
| corev1 "k8s.io/api/core/v1" |
| metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" |
| "k8s.io/client-go/kubernetes/fake" |
| ) |
| |
| type fakeLeases struct { |
| keys map[string]bool |
| } |
| |
| var _ Leases = &fakeLeases{} |
| |
| func newFakeLeases() *fakeLeases { |
| return &fakeLeases{make(map[string]bool)} |
| } |
| |
| func (f *fakeLeases) ListLeases() ([]string, error) { |
| res := make([]string, 0, len(f.keys)) |
| for ip := range f.keys { |
| res = append(res, ip) |
| } |
| return res, nil |
| } |
| |
| func (f *fakeLeases) UpdateLease(ip string) error { |
| f.keys[ip] = true |
| return nil |
| } |
| |
| func (f *fakeLeases) RemoveLease(ip string) error { |
| delete(f.keys, ip) |
| return nil |
| } |
| |
| func (f *fakeLeases) SetKeys(keys []string) { |
| for _, ip := range keys { |
| f.keys[ip] = false |
| } |
| } |
| |
| func (f *fakeLeases) GetUpdatedKeys() []string { |
| res := []string{} |
| for ip, updated := range f.keys { |
| if updated { |
| res = append(res, ip) |
| } |
| } |
| return res |
| } |
| |
| func TestLeaseEndpointReconciler(t *testing.T) { |
| ns := corev1.NamespaceDefault |
| om := func(name string) metav1.ObjectMeta { |
| return metav1.ObjectMeta{Namespace: ns, Name: name} |
| } |
| reconcileTests := []struct { |
| testName string |
| serviceName string |
| ip string |
| endpointPorts []corev1.EndpointPort |
| endpointKeys []string |
| endpoints *corev1.EndpointsList |
| expectUpdate *corev1.Endpoints // nil means none expected |
| }{ |
| { |
| 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"), |
| Subsets: []corev1.EndpointSubset{{ |
| Addresses: []corev1.EndpointAddress{{IP: "1.2.3.4"}}, |
| Ports: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}}, |
| }}, |
| }, |
| }, |
| { |
| testName: "existing endpoints satisfy", |
| serviceName: "foo", |
| ip: "1.2.3.4", |
| endpointPorts: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}}, |
| endpoints: &corev1.EndpointsList{ |
| Items: []corev1.Endpoints{{ |
| ObjectMeta: om("foo"), |
| Subsets: []corev1.EndpointSubset{{ |
| Addresses: []corev1.EndpointAddress{{IP: "1.2.3.4"}}, |
| Ports: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}}, |
| }}, |
| }}, |
| }, |
| }, |
| { |
| testName: "existing endpoints satisfy + refresh existing key", |
| serviceName: "foo", |
| ip: "1.2.3.4", |
| endpointPorts: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}}, |
| endpointKeys: []string{"1.2.3.4"}, |
| endpoints: &corev1.EndpointsList{ |
| Items: []corev1.Endpoints{{ |
| ObjectMeta: om("foo"), |
| Subsets: []corev1.EndpointSubset{{ |
| Addresses: []corev1.EndpointAddress{{IP: "1.2.3.4"}}, |
| Ports: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}}, |
| }}, |
| }}, |
| }, |
| }, |
| { |
| testName: "existing endpoints satisfy but too many", |
| serviceName: "foo", |
| ip: "1.2.3.4", |
| endpointPorts: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}}, |
| endpoints: &corev1.EndpointsList{ |
| Items: []corev1.Endpoints{{ |
| ObjectMeta: om("foo"), |
| Subsets: []corev1.EndpointSubset{{ |
| Addresses: []corev1.EndpointAddress{{IP: "1.2.3.4"}, {IP: "4.3.2.1"}}, |
| Ports: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}}, |
| }}, |
| }}, |
| }, |
| expectUpdate: &corev1.Endpoints{ |
| ObjectMeta: om("foo"), |
| Subsets: []corev1.EndpointSubset{{ |
| Addresses: []corev1.EndpointAddress{{IP: "1.2.3.4"}}, |
| Ports: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}}, |
| }}, |
| }, |
| }, |
| { |
| testName: "existing endpoints satisfy but too many + extra masters", |
| 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"), |
| Subsets: []corev1.EndpointSubset{{ |
| Addresses: []corev1.EndpointAddress{ |
| {IP: "1.2.3.4"}, |
| {IP: "4.3.2.1"}, |
| {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"), |
| 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: "existing endpoints satisfy but too many + extra masters + delete first", |
| serviceName: "foo", |
| ip: "4.3.2.4", |
| endpointPorts: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}}, |
| endpointKeys: []string{"4.3.2.1", "4.3.2.2", "4.3.2.3", "4.3.2.4"}, |
| endpoints: &corev1.EndpointsList{ |
| Items: []corev1.Endpoints{{ |
| ObjectMeta: om("foo"), |
| Subsets: []corev1.EndpointSubset{{ |
| Addresses: []corev1.EndpointAddress{ |
| {IP: "1.2.3.4"}, |
| {IP: "4.3.2.1"}, |
| {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"), |
| Subsets: []corev1.EndpointSubset{{ |
| Addresses: []corev1.EndpointAddress{ |
| {IP: "4.3.2.1"}, |
| {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: "existing endpoints current IP missing", |
| serviceName: "foo", |
| ip: "4.3.2.2", |
| endpointPorts: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}}, |
| endpointKeys: []string{"4.3.2.1"}, |
| endpoints: &corev1.EndpointsList{ |
| Items: []corev1.Endpoints{{ |
| ObjectMeta: om("foo"), |
| 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"), |
| Subsets: []corev1.EndpointSubset{{ |
| Addresses: []corev1.EndpointAddress{ |
| {IP: "4.3.2.1"}, |
| {IP: "4.3.2.2"}, |
| }, |
| Ports: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}}, |
| }}, |
| }, |
| }, |
| { |
| testName: "existing endpoints wrong name", |
| serviceName: "foo", |
| ip: "1.2.3.4", |
| endpointPorts: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}}, |
| endpoints: &corev1.EndpointsList{ |
| Items: []corev1.Endpoints{{ |
| ObjectMeta: om("bar"), |
| Subsets: []corev1.EndpointSubset{{ |
| Addresses: []corev1.EndpointAddress{{IP: "1.2.3.4"}}, |
| Ports: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}}, |
| }}, |
| }}, |
| }, |
| expectUpdate: &corev1.Endpoints{ |
| ObjectMeta: om("foo"), |
| Subsets: []corev1.EndpointSubset{{ |
| Addresses: []corev1.EndpointAddress{{IP: "1.2.3.4"}}, |
| Ports: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}}, |
| }}, |
| }, |
| }, |
| { |
| testName: "existing endpoints wrong IP", |
| serviceName: "foo", |
| ip: "1.2.3.4", |
| endpointPorts: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}}, |
| endpoints: &corev1.EndpointsList{ |
| Items: []corev1.Endpoints{{ |
| ObjectMeta: om("foo"), |
| 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"), |
| Subsets: []corev1.EndpointSubset{{ |
| Addresses: []corev1.EndpointAddress{{IP: "1.2.3.4"}}, |
| Ports: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}}, |
| }}, |
| }, |
| }, |
| { |
| testName: "existing endpoints wrong port", |
| serviceName: "foo", |
| ip: "1.2.3.4", |
| endpointPorts: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}}, |
| endpoints: &corev1.EndpointsList{ |
| Items: []corev1.Endpoints{{ |
| ObjectMeta: om("foo"), |
| Subsets: []corev1.EndpointSubset{{ |
| Addresses: []corev1.EndpointAddress{{IP: "1.2.3.4"}}, |
| Ports: []corev1.EndpointPort{{Name: "foo", Port: 9090, Protocol: "TCP"}}, |
| }}, |
| }}, |
| }, |
| expectUpdate: &corev1.Endpoints{ |
| ObjectMeta: om("foo"), |
| Subsets: []corev1.EndpointSubset{{ |
| Addresses: []corev1.EndpointAddress{{IP: "1.2.3.4"}}, |
| Ports: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}}, |
| }}, |
| }, |
| }, |
| { |
| testName: "existing endpoints wrong protocol", |
| serviceName: "foo", |
| ip: "1.2.3.4", |
| endpointPorts: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}}, |
| endpoints: &corev1.EndpointsList{ |
| Items: []corev1.Endpoints{{ |
| ObjectMeta: om("foo"), |
| Subsets: []corev1.EndpointSubset{{ |
| Addresses: []corev1.EndpointAddress{{IP: "1.2.3.4"}}, |
| Ports: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "UDP"}}, |
| }}, |
| }}, |
| }, |
| expectUpdate: &corev1.Endpoints{ |
| ObjectMeta: om("foo"), |
| Subsets: []corev1.EndpointSubset{{ |
| Addresses: []corev1.EndpointAddress{{IP: "1.2.3.4"}}, |
| Ports: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}}, |
| }}, |
| }, |
| }, |
| { |
| testName: "existing endpoints wrong port name", |
| serviceName: "foo", |
| ip: "1.2.3.4", |
| endpointPorts: []corev1.EndpointPort{{Name: "baz", Port: 8080, Protocol: "TCP"}}, |
| endpoints: &corev1.EndpointsList{ |
| Items: []corev1.Endpoints{{ |
| ObjectMeta: om("foo"), |
| Subsets: []corev1.EndpointSubset{{ |
| Addresses: []corev1.EndpointAddress{{IP: "1.2.3.4"}}, |
| Ports: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}}, |
| }}, |
| }}, |
| }, |
| expectUpdate: &corev1.Endpoints{ |
| ObjectMeta: om("foo"), |
| Subsets: []corev1.EndpointSubset{{ |
| Addresses: []corev1.EndpointAddress{{IP: "1.2.3.4"}}, |
| Ports: []corev1.EndpointPort{{Name: "baz", Port: 8080, Protocol: "TCP"}}, |
| }}, |
| }, |
| }, |
| { |
| testName: "existing endpoints extra service ports satisfy", |
| serviceName: "foo", |
| ip: "1.2.3.4", |
| endpointPorts: []corev1.EndpointPort{ |
| {Name: "foo", Port: 8080, Protocol: "TCP"}, |
| {Name: "bar", Port: 1000, Protocol: "TCP"}, |
| {Name: "baz", Port: 1010, Protocol: "TCP"}, |
| }, |
| endpoints: &corev1.EndpointsList{ |
| Items: []corev1.Endpoints{{ |
| ObjectMeta: om("foo"), |
| Subsets: []corev1.EndpointSubset{{ |
| Addresses: []corev1.EndpointAddress{{IP: "1.2.3.4"}}, |
| Ports: []corev1.EndpointPort{ |
| {Name: "foo", Port: 8080, Protocol: "TCP"}, |
| {Name: "bar", Port: 1000, Protocol: "TCP"}, |
| {Name: "baz", Port: 1010, Protocol: "TCP"}, |
| }, |
| }}, |
| }}, |
| }, |
| }, |
| { |
| testName: "existing endpoints extra service ports missing port", |
| 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"), |
| Subsets: []corev1.EndpointSubset{{ |
| Addresses: []corev1.EndpointAddress{{IP: "1.2.3.4"}}, |
| Ports: []corev1.EndpointPort{{Name: "foo", Port: 8080, Protocol: "TCP"}}, |
| }}, |
| }}, |
| }, |
| expectUpdate: &corev1.Endpoints{ |
| ObjectMeta: om("foo"), |
| Subsets: []corev1.EndpointSubset{{ |
| Addresses: []corev1.EndpointAddress{{IP: "1.2.3.4"}}, |
| Ports: []corev1.EndpointPort{ |
| {Name: "foo", Port: 8080, Protocol: "TCP"}, |
| {Name: "bar", Port: 1000, Protocol: "TCP"}, |
| }, |
| }}, |
| }, |
| }, |
| } |
| for _, test := range reconcileTests { |
| 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(&ep); err != nil { |
| t.Errorf("case %q: unexpected error: %v", test.testName, err) |
| continue |
| } |
| } |
| } |
| r := NewLeaseEndpointReconciler(clientset.CoreV1(), fakeLeases) |
| err := r.ReconcileEndpoints(test.serviceName, net.ParseIP(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(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"), |
| 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"), |
| 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"), |
| 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"), |
| 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(&ep); err != nil { |
| t.Errorf("case %q: unexpected error: %v", test.testName, err) |
| continue |
| } |
| } |
| } |
| r := NewLeaseEndpointReconciler(clientset.CoreV1(), fakeLeases) |
| err := r.ReconcileEndpoints(test.serviceName, net.ParseIP(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(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 TestLeaseStopReconciling(t *testing.T) { |
| ns := corev1.NamespaceDefault |
| om := func(name string) metav1.ObjectMeta { |
| return metav1.ObjectMeta{Namespace: ns, Name: name} |
| } |
| 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"), |
| 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"), |
| 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"), |
| 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"}}, |
| }}, |
| }}, |
| }, |
| }, |
| } |
| 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(&ep); err != nil { |
| t.Errorf("case %q: unexpected error: %v", test.testName, err) |
| continue |
| } |
| } |
| r := NewLeaseEndpointReconciler(clientset.CoreV1(), fakeLeases) |
| err := r.StopReconciling(test.serviceName, net.ParseIP(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(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) |
| } |
| } |
| }) |
| } |
| } |
