kubernetes service_test 源码
kubernetes service_test 代码
文件路径：/staging/src/k8s.io/kubectl/pkg/generate/versioned/service_test.go
/*
Copyright 2014 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 versioned
import (
"reflect"
"testing"
"k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/util/intstr"
"k8s.io/kubectl/pkg/generate"
)
func TestGenerateService(t *testing.T) {
tests := []struct {
name string
generator generate.Generator
params map[string]interface{}
expected v1.Service
}{
{
name: "test1",
generator: ServiceGeneratorV2{},
params: map[string]interface{}{
"selector": "foo=bar,baz=blah",
"name": "test",
"port": "80",
"protocol": "TCP",
"container-port": "1234",
},
expected: v1.Service{
ObjectMeta: metav1.ObjectMeta{
Name: "test",
},
Spec: v1.ServiceSpec{
Selector: map[string]string{
"foo": "bar",
"baz": "blah",
},
Ports: []v1.ServicePort{
{
Port: 80,
Protocol: "TCP",
TargetPort: intstr.FromInt(1234),
},
},
},
},
},
{
name: "test2",
generator: ServiceGeneratorV2{},
params: map[string]interface{}{
"selector": "foo=bar,baz=blah",
"name": "test",
"port": "80",
"protocol": "UDP",
"container-port": "foobar",
},
expected: v1.Service{
ObjectMeta: metav1.ObjectMeta{
Name: "test",
},
Spec: v1.ServiceSpec{
Selector: map[string]string{
"foo": "bar",
"baz": "blah",
},
Ports: []v1.ServicePort{
{
Port: 80,
Protocol: "UDP",
TargetPort: intstr.FromString("foobar"),
},
},
},
},
},
{
name: "test3",
generator: ServiceGeneratorV2{},
params: map[string]interface{}{
"selector": "foo=bar,baz=blah",
"labels": "key1=value1,key2=value2",
"name": "test",
"port": "80",
"protocol": "TCP",
"container-port": "1234",
},
expected: v1.Service{
ObjectMeta: metav1.ObjectMeta{
Name: "test",
Labels: map[string]string{
"key1": "value1",
"key2": "value2",
},
},
Spec: v1.ServiceSpec{
Selector: map[string]string{
"foo": "bar",
"baz": "blah",
},
Ports: []v1.ServicePort{
{
Port: 80,
Protocol: "TCP",
TargetPort: intstr.FromInt(1234),
},
},
},
},
},
{
name: "test4",
generator: ServiceGeneratorV2{},
params: map[string]interface{}{
"selector": "foo=bar,baz=blah",
"name": "test",
"port": "80",
"protocol": "UDP",
"container-port": "foobar",
"external-ip": "1.2.3.4",
},
expected: v1.Service{
ObjectMeta: metav1.ObjectMeta{
Name: "test",
},
Spec: v1.ServiceSpec{
Selector: map[string]string{
"foo": "bar",
"baz": "blah",
},
Ports: []v1.ServicePort{
{
Port: 80,
Protocol: "UDP",
TargetPort: intstr.FromString("foobar"),
},
},
ExternalIPs: []string{"1.2.3.4"},
},
},
},
{
name: "test5",
generator: ServiceGeneratorV2{},
params: map[string]interface{}{
"selector": "foo=bar,baz=blah",
"name": "test",
"port": "80",
"protocol": "UDP",
"container-port": "foobar",
"external-ip": "1.2.3.4",
"type": "LoadBalancer",
},
expected: v1.Service{
ObjectMeta: metav1.ObjectMeta{
Name: "test",
},
Spec: v1.ServiceSpec{
Selector: map[string]string{
"foo": "bar",
"baz": "blah",
},
Ports: []v1.ServicePort{
{
Port: 80,
Protocol: "UDP",
TargetPort: intstr.FromString("foobar"),
},
},
Type: v1.ServiceTypeLoadBalancer,
ExternalIPs: []string{"1.2.3.4"},
},
},
},
{
name: "test6",
generator: ServiceGeneratorV2{},
params: map[string]interface{}{
"selector": "foo=bar,baz=blah",
"name": "test",
"port": "80",
"protocol": "UDP",
"container-port": "foobar",
"type": string(v1.ServiceTypeNodePort),
},
expected: v1.Service{
ObjectMeta: metav1.ObjectMeta{
Name: "test",
},
Spec: v1.ServiceSpec{
Selector: map[string]string{
"foo": "bar",
"baz": "blah",
},
Ports: []v1.ServicePort{
{
Port: 80,
Protocol: "UDP",
TargetPort: intstr.FromString("foobar"),
},
},
Type: v1.ServiceTypeNodePort,
},
},
},
{
name: "test7",
generator: ServiceGeneratorV2{},
params: map[string]interface{}{
"selector": "foo=bar,baz=blah",
"name": "test",
"port": "80",
"protocol": "UDP",
"container-port": "foobar",
"create-external-load-balancer": "true", // ignored when type is present
"type": string(v1.ServiceTypeNodePort),
},
expected: v1.Service{
ObjectMeta: metav1.ObjectMeta{
Name: "test",
},
Spec: v1.ServiceSpec{
Selector: map[string]string{
"foo": "bar",
"baz": "blah",
},
Ports: []v1.ServicePort{
{
Port: 80,
Protocol: "UDP",
TargetPort: intstr.FromString("foobar"),
},
},
Type: v1.ServiceTypeNodePort,
},
},
},
{
name: "test8",
generator: ServiceGeneratorV1{},
params: map[string]interface{}{
"selector": "foo=bar,baz=blah",
"name": "test",
"port": "80",
"protocol": "TCP",
"container-port": "1234",
},
expected: v1.Service{
ObjectMeta: metav1.ObjectMeta{
Name: "test",
},
Spec: v1.ServiceSpec{
Selector: map[string]string{
"foo": "bar",
"baz": "blah",
},
Ports: []v1.ServicePort{
{
Name: "default",
Port: 80,
Protocol: "TCP",
TargetPort: intstr.FromInt(1234),
},
},
},
},
},
{
name: "test9",
generator: ServiceGeneratorV1{},
params: map[string]interface{}{
"selector": "foo=bar,baz=blah",
"name": "test",
"port": "80",
"protocol": "TCP",
"container-port": "1234",
"session-affinity": "ClientIP",
},
expected: v1.Service{
ObjectMeta: metav1.ObjectMeta{
Name: "test",
},
Spec: v1.ServiceSpec{
Selector: map[string]string{
"foo": "bar",
"baz": "blah",
},
Ports: []v1.ServicePort{
{
Name: "default",
Port: 80,
Protocol: "TCP",
TargetPort: intstr.FromInt(1234),
},
},
SessionAffinity: v1.ServiceAffinityClientIP,
},
},
},
{
name: "test10",
generator: ServiceGeneratorV2{},
params: map[string]interface{}{
"selector": "foo=bar,baz=blah",
"name": "test",
"port": "80",
"protocol": "TCP",
"container-port": "1234",
"cluster-ip": "10.10.10.10",
},
expected: v1.Service{
ObjectMeta: metav1.ObjectMeta{
Name: "test",
},
Spec: v1.ServiceSpec{
Selector: map[string]string{
"foo": "bar",
"baz": "blah",
},
Ports: []v1.ServicePort{
{
Port: 80,
Protocol: "TCP",
TargetPort: intstr.FromInt(1234),
},
},
ClusterIP: "10.10.10.10",
},
},
},
{
name: "test11",
generator: ServiceGeneratorV2{},
params: map[string]interface{}{
"selector": "foo=bar,baz=blah",
"name": "test",
"port": "80",
"protocol": "TCP",
"container-port": "1234",
"cluster-ip": "None",
},
expected: v1.Service{
ObjectMeta: metav1.ObjectMeta{
Name: "test",
},
Spec: v1.ServiceSpec{
Selector: map[string]string{
"foo": "bar",
"baz": "blah",
},
Ports: []v1.ServicePort{
{
Port: 80,
Protocol: "TCP",
TargetPort: intstr.FromInt(1234),
},
},
ClusterIP: v1.ClusterIPNone,
},
},
},
{
name: "test12",
generator: ServiceGeneratorV1{},
params: map[string]interface{}{
"selector": "foo=bar",
"name": "test",
"ports": "80,443",
"protocol": "TCP",
"container-port": "foobar",
},
expected: v1.Service{
ObjectMeta: metav1.ObjectMeta{
Name: "test",
},
Spec: v1.ServiceSpec{
Selector: map[string]string{
"foo": "bar",
},
Ports: []v1.ServicePort{
{
Name: "port-1",
Port: 80,
Protocol: v1.ProtocolTCP,
TargetPort: intstr.FromString("foobar"),
},
{
Name: "port-2",
Port: 443,
Protocol: v1.ProtocolTCP,
TargetPort: intstr.FromString("foobar"),
},
},
},
},
},
{
name: "test13",
generator: ServiceGeneratorV2{},
params: map[string]interface{}{
"selector": "foo=bar",
"name": "test",
"ports": "80,443",
"protocol": "UDP",
"target-port": "1234",
},
expected: v1.Service{
ObjectMeta: metav1.ObjectMeta{
Name: "test",
},
Spec: v1.ServiceSpec{
Selector: map[string]string{
"foo": "bar",
},
Ports: []v1.ServicePort{
{
Name: "port-1",
Port: 80,
Protocol: v1.ProtocolUDP,
TargetPort: intstr.FromInt(1234),
},
{
Name: "port-2",
Port: 443,
Protocol: v1.ProtocolUDP,
TargetPort: intstr.FromInt(1234),
},
},
},
},
},
{
name: "test14",
generator: ServiceGeneratorV2{},
params: map[string]interface{}{
"selector": "foo=bar",
"name": "test",
"ports": "80,443",
"protocol": "TCP",
},
expected: v1.Service{
ObjectMeta: metav1.ObjectMeta{
Name: "test",
},
Spec: v1.ServiceSpec{
Selector: map[string]string{
"foo": "bar",
},
Ports: []v1.ServicePort{
{
Name: "port-1",
Port: 80,
Protocol: v1.ProtocolTCP,
TargetPort: intstr.FromInt(80),
},
{
Name: "port-2",
Port: 443,
Protocol: v1.ProtocolTCP,
TargetPort: intstr.FromInt(443),
},
},
},
},
},
{
name: "test15",
generator: ServiceGeneratorV2{},
params: map[string]interface{}{
"selector": "foo=bar",
"name": "test",
"ports": "80,8080",
"protocols": "8080/UDP",
},
expected: v1.Service{
ObjectMeta: metav1.ObjectMeta{
Name: "test",
},
Spec: v1.ServiceSpec{
Selector: map[string]string{
"foo": "bar",
},
Ports: []v1.ServicePort{
{
Name: "port-1",
Port: 80,
Protocol: v1.ProtocolTCP,
TargetPort: intstr.FromInt(80),
},
{
Name: "port-2",
Port: 8080,
Protocol: v1.ProtocolUDP,
TargetPort: intstr.FromInt(8080),
},
},
},
},
},
{
name: "test16",
generator: ServiceGeneratorV2{},
params: map[string]interface{}{
"selector": "foo=bar",
"name": "test",
"ports": "80,8080,8081",
"protocols": "8080/UDP,8081/TCP",
},
expected: v1.Service{
ObjectMeta: metav1.ObjectMeta{
Name: "test",
},
Spec: v1.ServiceSpec{
Selector: map[string]string{
"foo": "bar",
},
Ports: []v1.ServicePort{
{
Name: "port-1",
Port: 80,
Protocol: v1.ProtocolTCP,
TargetPort: intstr.FromInt(80),
},
{
Name: "port-2",
Port: 8080,
Protocol: v1.ProtocolUDP,
TargetPort: intstr.FromInt(8080),
},
{
Name: "port-3",
Port: 8081,
Protocol: v1.ProtocolTCP,
TargetPort: intstr.FromInt(8081),
},
},
},
},
},
{
name: "test17",
generator: ServiceGeneratorV2{},
params: map[string]interface{}{
"selector": "foo=bar,baz=blah",
"name": "test",
"protocol": "TCP",
"container-port": "1234",
"cluster-ip": "None",
},
expected: v1.Service{
ObjectMeta: metav1.ObjectMeta{
Name: "test",
},
Spec: v1.ServiceSpec{
Selector: map[string]string{
"foo": "bar",
"baz": "blah",
},
Ports: []v1.ServicePort{},
ClusterIP: v1.ClusterIPNone,
},
},
},
{
name: "test18",
generator: ServiceGeneratorV2{},
params: map[string]interface{}{
"selector": "foo=bar",
"name": "test",
"cluster-ip": "None",
},
expected: v1.Service{
ObjectMeta: metav1.ObjectMeta{
Name: "test",
},
Spec: v1.ServiceSpec{
Selector: map[string]string{
"foo": "bar",
},
Ports: []v1.ServicePort{},
ClusterIP: v1.ClusterIPNone,
},
},
},
{
generator: ServiceGeneratorV2{},
params: map[string]interface{}{
"selector": "foo=bar,baz=blah",
"name": "test",
"port": "80",
"protocol": "SCTP",
"container-port": "1234",
},
expected: v1.Service{
ObjectMeta: metav1.ObjectMeta{
Name: "test",
},
Spec: v1.ServiceSpec{
Selector: map[string]string{
"foo": "bar",
"baz": "blah",
},
Ports: []v1.ServicePort{
{
Port: 80,
Protocol: "SCTP",
TargetPort: intstr.FromInt(1234),
},
},
},
},
},
{
generator: ServiceGeneratorV2{},
params: map[string]interface{}{
"selector": "foo=bar,baz=blah",
"labels": "key1=value1,key2=value2",
"name": "test",
"port": "80",
"protocol": "SCTP",
"container-port": "1234",
},
expected: v1.Service{
ObjectMeta: metav1.ObjectMeta{
Name: "test",
Labels: map[string]string{
"key1": "value1",
"key2": "value2",
},
},
Spec: v1.ServiceSpec{
Selector: map[string]string{
"foo": "bar",
"baz": "blah",
},
Ports: []v1.ServicePort{
{
Port: 80,
Protocol: "SCTP",
TargetPort: intstr.FromInt(1234),
},
},
},
},
},
{
generator: ServiceGeneratorV1{},
params: map[string]interface{}{
"selector": "foo=bar,baz=blah",
"name": "test",
"port": "80",
"protocol": "SCTP",
"container-port": "1234",
},
expected: v1.Service{
ObjectMeta: metav1.ObjectMeta{
Name: "test",
},
Spec: v1.ServiceSpec{
Selector: map[string]string{
"foo": "bar",
"baz": "blah",
},
Ports: []v1.ServicePort{
{
Name: "default",
Port: 80,
Protocol: "SCTP",
TargetPort: intstr.FromInt(1234),
},
},
},
},
},
{
generator: ServiceGeneratorV1{},
params: map[string]interface{}{
"selector": "foo=bar,baz=blah",
"name": "test",
"port": "80",
"protocol": "SCTP",
"container-port": "1234",
"session-affinity": "ClientIP",
},
expected: v1.Service{
ObjectMeta: metav1.ObjectMeta{
Name: "test",
},
Spec: v1.ServiceSpec{
Selector: map[string]string{
"foo": "bar",
"baz": "blah",
},
Ports: []v1.ServicePort{
{
Name: "default",
Port: 80,
Protocol: "SCTP",
TargetPort: intstr.FromInt(1234),
},
},
SessionAffinity: v1.ServiceAffinityClientIP,
},
},
},
{
generator: ServiceGeneratorV2{},
params: map[string]interface{}{
"selector": "foo=bar,baz=blah",
"name": "test",
"port": "80",
"protocol": "SCTP",
"container-port": "1234",
"cluster-ip": "10.10.10.10",
},
expected: v1.Service{
ObjectMeta: metav1.ObjectMeta{
Name: "test",
},
Spec: v1.ServiceSpec{
Selector: map[string]string{
"foo": "bar",
"baz": "blah",
},
Ports: []v1.ServicePort{
{
Port: 80,
Protocol: "SCTP",
TargetPort: intstr.FromInt(1234),
},
},
ClusterIP: "10.10.10.10",
},
},
},
{
generator: ServiceGeneratorV2{},
params: map[string]interface{}{
"selector": "foo=bar,baz=blah",
"name": "test",
"port": "80",
"protocol": "SCTP",
"container-port": "1234",
"cluster-ip": "None",
},
expected: v1.Service{
ObjectMeta: metav1.ObjectMeta{
Name: "test",
},
Spec: v1.ServiceSpec{
Selector: map[string]string{
"foo": "bar",
"baz": "blah",
},
Ports: []v1.ServicePort{
{
Port: 80,
Protocol: "SCTP",
TargetPort: intstr.FromInt(1234),
},
},
ClusterIP: v1.ClusterIPNone,
},
},
},
{
generator: ServiceGeneratorV1{},
params: map[string]interface{}{
"selector": "foo=bar",
"name": "test",
"ports": "80,443",
"protocol": "SCTP",
"container-port": "foobar",
},
expected: v1.Service{
ObjectMeta: metav1.ObjectMeta{
Name: "test",
},
Spec: v1.ServiceSpec{
Selector: map[string]string{
"foo": "bar",
},
Ports: []v1.ServicePort{
{
Name: "port-1",
Port: 80,
Protocol: v1.ProtocolSCTP,
TargetPort: intstr.FromString("foobar"),
},
{
Name: "port-2",
Port: 443,
Protocol: v1.ProtocolSCTP,
TargetPort: intstr.FromString("foobar"),
},
},
},
},
},
{
generator: ServiceGeneratorV2{},
params: map[string]interface{}{
"selector": "foo=bar",
"name": "test",
"ports": "80,443",
"protocol": "SCTP",
},
expected: v1.Service{
ObjectMeta: metav1.ObjectMeta{
Name: "test",
},
Spec: v1.ServiceSpec{
Selector: map[string]string{
"foo": "bar",
},
Ports: []v1.ServicePort{
{
Name: "port-1",
Port: 80,
Protocol: v1.ProtocolSCTP,
TargetPort: intstr.FromInt(80),
},
{
Name: "port-2",
Port: 443,
Protocol: v1.ProtocolSCTP,
TargetPort: intstr.FromInt(443),
},
},
},
},
},
{
generator: ServiceGeneratorV2{},
params: map[string]interface{}{
"selector": "foo=bar",
"name": "test",
"ports": "80,8080",
"protocols": "8080/SCTP",
},
expected: v1.Service{
ObjectMeta: metav1.ObjectMeta{
Name: "test",
},
Spec: v1.ServiceSpec{
Selector: map[string]string{
"foo": "bar",
},
Ports: []v1.ServicePort{
{
Name: "port-1",
Port: 80,
Protocol: v1.ProtocolTCP,
TargetPort: intstr.FromInt(80),
},
{
Name: "port-2",
Port: 8080,
Protocol: v1.ProtocolSCTP,
TargetPort: intstr.FromInt(8080),
},
},
},
},
},
{
generator: ServiceGeneratorV2{},
params: map[string]interface{}{
"selector": "foo=bar",
"name": "test",
"ports": "80,8080,8081,8082",
"protocols": "8080/UDP,8081/TCP,8082/SCTP",
},
expected: v1.Service{
ObjectMeta: metav1.ObjectMeta{
Name: "test",
},
Spec: v1.ServiceSpec{
Selector: map[string]string{
"foo": "bar",
},
Ports: []v1.ServicePort{
{
Name: "port-1",
Port: 80,
Protocol: v1.ProtocolTCP,
TargetPort: intstr.FromInt(80),
},
{
Name: "port-2",
Port: 8080,
Protocol: v1.ProtocolUDP,
TargetPort: intstr.FromInt(8080),
},
{
Name: "port-3",
Port: 8081,
Protocol: v1.ProtocolTCP,
TargetPort: intstr.FromInt(8081),
},
{
Name: "port-4",
Port: 8082,
Protocol: v1.ProtocolSCTP,
TargetPort: intstr.FromInt(8082),
},
},
},
},
},
{
generator: ServiceGeneratorV2{},
params: map[string]interface{}{
"selector": "foo=bar,baz=blah",
"name": "test",
"protocol": "SCTP",
"container-port": "1234",
"cluster-ip": "None",
},
expected: v1.Service{
ObjectMeta: metav1.ObjectMeta{
Name: "test",
},
Spec: v1.ServiceSpec{
Selector: map[string]string{
"foo": "bar",
"baz": "blah",
},
Ports: []v1.ServicePort{},
ClusterIP: v1.ClusterIPNone,
},
},
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
obj, err := tt.generator.Generate(tt.params)
if !reflect.DeepEqual(obj, &tt.expected) {
t.Errorf("expected:\n%#v\ngot\n%#v\n", &tt.expected, obj)
}
if err != nil {
t.Errorf("unexpected error: %v", err)
}
})
}
}
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