Add "create service" sub-commands

This adds:
 create service clusterip
 create service nodeport
 create service loadbalancer
This commit is contained in:
Angus Salkeld 2016-06-29 12:32:35 +02:00
parent 2f7a1612db
commit 42ca885edb
15 changed files with 787 additions and 0 deletions

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@ -33,6 +33,10 @@ docs/man/man1/kubectl-create-secret-docker-registry.1
docs/man/man1/kubectl-create-secret-generic.1 docs/man/man1/kubectl-create-secret-generic.1
docs/man/man1/kubectl-create-secret-tls.1 docs/man/man1/kubectl-create-secret-tls.1
docs/man/man1/kubectl-create-secret.1 docs/man/man1/kubectl-create-secret.1
docs/man/man1/kubectl-create-service-clusterip.1
docs/man/man1/kubectl-create-service-loadbalancer.1
docs/man/man1/kubectl-create-service-nodeport.1
docs/man/man1/kubectl-create-service.1
docs/man/man1/kubectl-create-serviceaccount.1 docs/man/man1/kubectl-create-serviceaccount.1
docs/man/man1/kubectl-create.1 docs/man/man1/kubectl-create.1
docs/man/man1/kubectl-delete.1 docs/man/man1/kubectl-delete.1
@ -95,6 +99,10 @@ docs/user-guide/kubectl/kubectl_create_secret.md
docs/user-guide/kubectl/kubectl_create_secret_docker-registry.md docs/user-guide/kubectl/kubectl_create_secret_docker-registry.md
docs/user-guide/kubectl/kubectl_create_secret_generic.md docs/user-guide/kubectl/kubectl_create_secret_generic.md
docs/user-guide/kubectl/kubectl_create_secret_tls.md docs/user-guide/kubectl/kubectl_create_secret_tls.md
docs/user-guide/kubectl/kubectl_create_service.md
docs/user-guide/kubectl/kubectl_create_service_clusterip.md
docs/user-guide/kubectl/kubectl_create_service_loadbalancer.md
docs/user-guide/kubectl/kubectl_create_service_nodeport.md
docs/user-guide/kubectl/kubectl_create_serviceaccount.md docs/user-guide/kubectl/kubectl_create_serviceaccount.md
docs/user-guide/kubectl/kubectl_delete.md docs/user-guide/kubectl/kubectl_delete.md
docs/user-guide/kubectl/kubectl_describe.md docs/user-guide/kubectl/kubectl_describe.md

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@ -0,0 +1,3 @@
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@ -0,0 +1,36 @@
<!-- BEGIN MUNGE: UNVERSIONED_WARNING -->
<!-- BEGIN STRIP_FOR_RELEASE -->
<img src="http://kubernetes.io/kubernetes/img/warning.png" alt="WARNING"
width="25" height="25">
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<h2>PLEASE NOTE: This document applies to the HEAD of the source tree</h2>
If you are using a released version of Kubernetes, you should
refer to the docs that go with that version.
Documentation for other releases can be found at
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@ -0,0 +1,36 @@
<!-- BEGIN MUNGE: UNVERSIONED_WARNING -->
<!-- BEGIN STRIP_FOR_RELEASE -->
<img src="http://kubernetes.io/kubernetes/img/warning.png" alt="WARNING"
width="25" height="25">
<img src="http://kubernetes.io/kubernetes/img/warning.png" alt="WARNING"
width="25" height="25">
<img src="http://kubernetes.io/kubernetes/img/warning.png" alt="WARNING"
width="25" height="25">
<img src="http://kubernetes.io/kubernetes/img/warning.png" alt="WARNING"
width="25" height="25">
<img src="http://kubernetes.io/kubernetes/img/warning.png" alt="WARNING"
width="25" height="25">
<h2>PLEASE NOTE: This document applies to the HEAD of the source tree</h2>
If you are using a released version of Kubernetes, you should
refer to the docs that go with that version.
Documentation for other releases can be found at
[releases.k8s.io](http://releases.k8s.io).
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@ -0,0 +1,36 @@
<!-- BEGIN MUNGE: UNVERSIONED_WARNING -->
<!-- BEGIN STRIP_FOR_RELEASE -->
<img src="http://kubernetes.io/kubernetes/img/warning.png" alt="WARNING"
width="25" height="25">
<img src="http://kubernetes.io/kubernetes/img/warning.png" alt="WARNING"
width="25" height="25">
<img src="http://kubernetes.io/kubernetes/img/warning.png" alt="WARNING"
width="25" height="25">
<img src="http://kubernetes.io/kubernetes/img/warning.png" alt="WARNING"
width="25" height="25">
<img src="http://kubernetes.io/kubernetes/img/warning.png" alt="WARNING"
width="25" height="25">
<h2>PLEASE NOTE: This document applies to the HEAD of the source tree</h2>
If you are using a released version of Kubernetes, you should
refer to the docs that go with that version.
Documentation for other releases can be found at
[releases.k8s.io](http://releases.k8s.io).
</strong>
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@ -0,0 +1,36 @@
<!-- BEGIN MUNGE: UNVERSIONED_WARNING -->
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width="25" height="25">
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width="25" height="25">
<img src="http://kubernetes.io/kubernetes/img/warning.png" alt="WARNING"
width="25" height="25">
<h2>PLEASE NOTE: This document applies to the HEAD of the source tree</h2>
If you are using a released version of Kubernetes, you should
refer to the docs that go with that version.
Documentation for other releases can be found at
[releases.k8s.io](http://releases.k8s.io).
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@ -84,6 +84,7 @@ func NewCmdCreate(f *cmdutil.Factory, out io.Writer) *cobra.Command {
cmd.AddCommand(NewCmdCreateSecret(f, out)) cmd.AddCommand(NewCmdCreateSecret(f, out))
cmd.AddCommand(NewCmdCreateConfigMap(f, out)) cmd.AddCommand(NewCmdCreateConfigMap(f, out))
cmd.AddCommand(NewCmdCreateServiceAccount(f, out)) cmd.AddCommand(NewCmdCreateServiceAccount(f, out))
cmd.AddCommand(NewCmdCreateService(f, out))
return cmd return cmd
} }

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@ -0,0 +1,219 @@
/*
Copyright 2016 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 cmd
import (
"fmt"
"io"
"github.com/renstrom/dedent"
"github.com/spf13/cobra"
"k8s.io/kubernetes/pkg/api"
"k8s.io/kubernetes/pkg/kubectl"
cmdutil "k8s.io/kubernetes/pkg/kubectl/cmd/util"
)
// NewCmdCreateService is a macro command to create a new namespace
func NewCmdCreateService(f *cmdutil.Factory, cmdOut io.Writer) *cobra.Command {
cmd := &cobra.Command{
Use: "service",
Short: "Create a service using specified subcommand.",
Long: "Create a service using specified subcommand.",
Run: func(cmd *cobra.Command, args []string) {
cmd.Help()
},
}
cmd.AddCommand(NewCmdCreateServiceClusterIP(f, cmdOut))
cmd.AddCommand(NewCmdCreateServiceNodePort(f, cmdOut))
cmd.AddCommand(NewCmdCreateServiceLoadBalancer(f, cmdOut))
return cmd
}
var (
serviceClusterIPLong = dedent.Dedent(`
Create a clusterIP service with the specified name.`)
serviceClusterIPExample = dedent.Dedent(`
# Create a new clusterIP service named my-cs
kubectl create service clusterip my-cs --tcp=5678:8080
# Create a new clusterIP service named my-cs (in headless mode)
kubectl create service clusterip my-cs --clusterip="None"`)
)
func addPortFlags(cmd *cobra.Command) {
cmd.Flags().StringSlice("tcp", []string{}, "Port pairs can be specified as '<port>:<targetPort>'.")
}
// NewCmdCreateServiceClusterIP is a command to create generic secrets from files, directories, or literal values
func NewCmdCreateServiceClusterIP(f *cmdutil.Factory, cmdOut io.Writer) *cobra.Command {
cmd := &cobra.Command{
Use: "clusterip NAME [--tcp=<port>:<targetPort>] [--dry-run]",
Short: "Create a clusterIP service.",
Long: serviceClusterIPLong,
Example: serviceClusterIPExample,
Run: func(cmd *cobra.Command, args []string) {
err := CreateServiceClusterIP(f, cmdOut, cmd, args)
cmdutil.CheckErr(err)
},
}
cmdutil.AddApplyAnnotationFlags(cmd)
cmdutil.AddValidateFlags(cmd)
cmdutil.AddPrinterFlags(cmd)
cmdutil.AddGeneratorFlags(cmd, cmdutil.ServiceClusterIPGeneratorV1Name)
addPortFlags(cmd)
cmd.Flags().String("clusterip", "", "Assign your own ClusterIP or set to 'None' for a 'headless' service (no loadbalancing).")
return cmd
}
// CreateServiceClusterIP implements the behavior to run the create namespace command
func CreateServiceClusterIP(f *cmdutil.Factory, cmdOut io.Writer, cmd *cobra.Command, args []string) error {
name, err := NameFromCommandArgs(cmd, args)
if err != nil {
return err
}
var generator kubectl.StructuredGenerator
switch generatorName := cmdutil.GetFlagString(cmd, "generator"); generatorName {
case cmdutil.ServiceClusterIPGeneratorV1Name:
generator = &kubectl.ServiceCommonGeneratorV1{
Name: name,
TCP: cmdutil.GetFlagStringSlice(cmd, "tcp"),
Type: api.ServiceTypeClusterIP,
ClusterIP: cmdutil.GetFlagString(cmd, "clusterip"),
}
default:
return cmdutil.UsageError(cmd, fmt.Sprintf("Generator: %s not supported.", generatorName))
}
return RunCreateSubcommand(f, cmd, cmdOut, &CreateSubcommandOptions{
Name: name,
StructuredGenerator: generator,
DryRun: cmdutil.GetDryRunFlag(cmd),
OutputFormat: cmdutil.GetFlagString(cmd, "output"),
})
}
var (
serviceNodePortLong = dedent.Dedent(`
Create a nodeport service with the specified name.`)
serviceNodePortExample = dedent.Dedent(`
# Create a new nodeport service named my-ns
kubectl create service nodeport my-ns --tcp=5678:8080`)
)
// NewCmdCreateServiceNodePort is a macro command for creating secrets to work with Docker registries
func NewCmdCreateServiceNodePort(f *cmdutil.Factory, cmdOut io.Writer) *cobra.Command {
cmd := &cobra.Command{
Use: "nodeport NAME [--tcp=port:targetPort] [--dry-run]",
Short: "Create a NodePort service.",
Long: serviceNodePortLong,
Example: serviceNodePortExample,
Run: func(cmd *cobra.Command, args []string) {
err := CreateServiceNodePort(f, cmdOut, cmd, args)
cmdutil.CheckErr(err)
},
}
cmdutil.AddApplyAnnotationFlags(cmd)
cmdutil.AddValidateFlags(cmd)
cmdutil.AddPrinterFlags(cmd)
cmdutil.AddGeneratorFlags(cmd, cmdutil.ServiceNodePortGeneratorV1Name)
addPortFlags(cmd)
return cmd
}
// CreateServiceNodePort is the implementation of the create secret docker-registry command
func CreateServiceNodePort(f *cmdutil.Factory, cmdOut io.Writer, cmd *cobra.Command, args []string) error {
name, err := NameFromCommandArgs(cmd, args)
if err != nil {
return err
}
var generator kubectl.StructuredGenerator
switch generatorName := cmdutil.GetFlagString(cmd, "generator"); generatorName {
case cmdutil.ServiceNodePortGeneratorV1Name:
generator = &kubectl.ServiceCommonGeneratorV1{
Name: name,
TCP: cmdutil.GetFlagStringSlice(cmd, "tcp"),
Type: api.ServiceTypeNodePort,
ClusterIP: "",
}
default:
return cmdutil.UsageError(cmd, fmt.Sprintf("Generator: %s not supported.", generatorName))
}
return RunCreateSubcommand(f, cmd, cmdOut, &CreateSubcommandOptions{
Name: name,
StructuredGenerator: generator,
DryRun: cmdutil.GetDryRunFlag(cmd),
OutputFormat: cmdutil.GetFlagString(cmd, "output"),
})
}
var (
serviceLoadBalancerLong = dedent.Dedent(`
Create a LoadBalancer service with the specified name.`)
serviceLoadBalancerExample = dedent.Dedent(`
# Create a new nodeport service named my-lbs
kubectl create service loadbalancer my-lbs --tcp=5678:8080`)
)
// NewCmdCreateServiceLoadBalancer is a macro command for creating secrets to work with Docker registries
func NewCmdCreateServiceLoadBalancer(f *cmdutil.Factory, cmdOut io.Writer) *cobra.Command {
cmd := &cobra.Command{
Use: "loadbalancer NAME [--tcp=port:targetPort] [--dry-run]",
Short: "Create a LoadBalancer service.",
Long: serviceLoadBalancerLong,
Example: serviceLoadBalancerExample,
Run: func(cmd *cobra.Command, args []string) {
err := CreateServiceLoadBalancer(f, cmdOut, cmd, args)
cmdutil.CheckErr(err)
},
}
cmdutil.AddApplyAnnotationFlags(cmd)
cmdutil.AddValidateFlags(cmd)
cmdutil.AddPrinterFlags(cmd)
cmdutil.AddGeneratorFlags(cmd, cmdutil.ServiceLoadBalancerGeneratorV1Name)
addPortFlags(cmd)
return cmd
}
// CreateServiceLoadBalancer is the implementation of the create secret tls command
func CreateServiceLoadBalancer(f *cmdutil.Factory, cmdOut io.Writer, cmd *cobra.Command, args []string) error {
name, err := NameFromCommandArgs(cmd, args)
if err != nil {
return err
}
var generator kubectl.StructuredGenerator
switch generatorName := cmdutil.GetFlagString(cmd, "generator"); generatorName {
case cmdutil.ServiceLoadBalancerGeneratorV1Name:
generator = &kubectl.ServiceCommonGeneratorV1{
Name: name,
TCP: cmdutil.GetFlagStringSlice(cmd, "tcp"),
Type: api.ServiceTypeLoadBalancer,
ClusterIP: "",
}
default:
return cmdutil.UsageError(cmd, fmt.Sprintf("Generator: %s not supported.", generatorName))
}
return RunCreateSubcommand(f, cmd, cmdOut, &CreateSubcommandOptions{
Name: name,
StructuredGenerator: generator,
DryRun: cmdutil.GetFlagBool(cmd, "dry-run"),
OutputFormat: cmdutil.GetFlagString(cmd, "output"),
})
}

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@ -0,0 +1,55 @@
/*
Copyright 2016 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 cmd
import (
"bytes"
"net/http"
"testing"
"k8s.io/kubernetes/pkg/api"
"k8s.io/kubernetes/pkg/client/unversioned/fake"
)
func TestCreateService(t *testing.T) {
service := &api.Service{}
service.Name = "my-service"
f, tf, codec, negSer := NewAPIFactory()
tf.Printer = &testPrinter{}
tf.Client = &fake.RESTClient{
NegotiatedSerializer: negSer,
Client: fake.CreateHTTPClient(func(req *http.Request) (*http.Response, error) {
switch p, m := req.URL.Path, req.Method; {
case p == "/namespaces/test/services" && m == "POST":
return &http.Response{StatusCode: 201, Header: defaultHeader(), Body: objBody(codec, service)}, nil
default:
t.Fatalf("unexpected request: %#v\n%#v", req.URL, req)
return nil, nil
}
}),
}
tf.Namespace = "test"
buf := bytes.NewBuffer([]byte{})
cmd := NewCmdCreateServiceClusterIP(f, buf)
cmd.Flags().Set("output", "name")
cmd.Flags().Set("tcp", "8080:8000")
cmd.Run(cmd, []string{service.Name})
expectedOutput := "service/" + service.Name + "\n"
if buf.String() != expectedOutput {
t.Errorf("expected output: %s, but got: %s", expectedOutput, buf.String())
}
}

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@ -158,6 +158,9 @@ const (
RunPodV1GeneratorName = "run-pod/v1" RunPodV1GeneratorName = "run-pod/v1"
ServiceV1GeneratorName = "service/v1" ServiceV1GeneratorName = "service/v1"
ServiceV2GeneratorName = "service/v2" ServiceV2GeneratorName = "service/v2"
ServiceNodePortGeneratorV1Name = "service-nodeport/v1"
ServiceClusterIPGeneratorV1Name = "service-clusterip/v1"
ServiceLoadBalancerGeneratorV1Name = "service-loadbalancer/v1"
ServiceAccountV1GeneratorName = "serviceaccount/v1" ServiceAccountV1GeneratorName = "serviceaccount/v1"
HorizontalPodAutoscalerV1Beta1GeneratorName = "horizontalpodautoscaler/v1beta1" HorizontalPodAutoscalerV1Beta1GeneratorName = "horizontalpodautoscaler/v1beta1"
HorizontalPodAutoscalerV1GeneratorName = "horizontalpodautoscaler/v1" HorizontalPodAutoscalerV1GeneratorName = "horizontalpodautoscaler/v1"
@ -180,6 +183,15 @@ func DefaultGenerators(cmdName string) map[string]kubectl.Generator {
ServiceV1GeneratorName: kubectl.ServiceGeneratorV1{}, ServiceV1GeneratorName: kubectl.ServiceGeneratorV1{},
ServiceV2GeneratorName: kubectl.ServiceGeneratorV2{}, ServiceV2GeneratorName: kubectl.ServiceGeneratorV2{},
} }
generators["service-clusterip"] = map[string]kubectl.Generator{
ServiceClusterIPGeneratorV1Name: kubectl.ServiceClusterIPGeneratorV1{},
}
generators["service-nodeport"] = map[string]kubectl.Generator{
ServiceNodePortGeneratorV1Name: kubectl.ServiceNodePortGeneratorV1{},
}
generators["service-loadbalancer"] = map[string]kubectl.Generator{
ServiceLoadBalancerGeneratorV1Name: kubectl.ServiceLoadBalancerGeneratorV1{},
}
generators["run"] = map[string]kubectl.Generator{ generators["run"] = map[string]kubectl.Generator{
RunV1GeneratorName: kubectl.BasicReplicationController{}, RunV1GeneratorName: kubectl.BasicReplicationController{},
RunPodV1GeneratorName: kubectl.BasicPod{}, RunPodV1GeneratorName: kubectl.BasicPod{},

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@ -0,0 +1,207 @@
/*
Copyright 2016 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 kubectl
import (
"fmt"
"strconv"
"strings"
"k8s.io/kubernetes/pkg/api"
"k8s.io/kubernetes/pkg/runtime"
"k8s.io/kubernetes/pkg/util/intstr"
)
type ServiceCommonGeneratorV1 struct {
Name string
TCP []string
Type api.ServiceType
ClusterIP string
}
type ServiceClusterIPGeneratorV1 struct {
ServiceCommonGeneratorV1
}
type ServiceNodePortGeneratorV1 struct {
ServiceCommonGeneratorV1
}
type ServiceLoadBalancerGeneratorV1 struct {
ServiceCommonGeneratorV1
}
func (ServiceClusterIPGeneratorV1) ParamNames() []GeneratorParam {
return []GeneratorParam{
{"name", true},
{"tcp", true},
{"clusterip", false},
}
}
func (ServiceNodePortGeneratorV1) ParamNames() []GeneratorParam {
return []GeneratorParam{
{"name", true},
{"tcp", true},
}
}
func (ServiceLoadBalancerGeneratorV1) ParamNames() []GeneratorParam {
return []GeneratorParam{
{"name", true},
{"tcp", true},
}
}
func parsePorts(portString string) (int32, intstr.IntOrString, error) {
portStringSlice := strings.Split(portString, ":")
port, err := strconv.Atoi(portStringSlice[0])
if err != nil {
return 0, intstr.FromInt(0), err
}
if len(portStringSlice) == 1 {
return int32(port), intstr.FromInt(int(port)), nil
}
var targetPort intstr.IntOrString
if portNum, err := strconv.Atoi(portStringSlice[1]); err != nil {
targetPort = intstr.FromString(portStringSlice[1])
} else {
targetPort = intstr.FromInt(portNum)
}
return int32(port), targetPort, nil
}
func (s ServiceCommonGeneratorV1) GenerateCommon(params map[string]interface{}) error {
name, isString := params["name"].(string)
if !isString {
return fmt.Errorf("expected string, saw %v for 'name'", name)
}
tcpStrings, isArray := params["tcp"].([]string)
if !isArray {
return fmt.Errorf("expected []string, found :%v", tcpStrings)
}
clusterip, isString := params["clusterip"].(string)
if !isString {
return fmt.Errorf("expected string, saw %v for 'clusterip'", clusterip)
}
s.Name = name
s.TCP = tcpStrings
s.ClusterIP = clusterip
return nil
}
func (s ServiceLoadBalancerGeneratorV1) Generate(params map[string]interface{}) (runtime.Object, error) {
err := ValidateParams(s.ParamNames(), params)
if err != nil {
return nil, err
}
delegate := &ServiceCommonGeneratorV1{Type: api.ServiceTypeLoadBalancer, ClusterIP: ""}
err = delegate.GenerateCommon(params)
if err != nil {
return nil, err
}
return delegate.StructuredGenerate()
}
func (s ServiceNodePortGeneratorV1) Generate(params map[string]interface{}) (runtime.Object, error) {
err := ValidateParams(s.ParamNames(), params)
if err != nil {
return nil, err
}
delegate := &ServiceCommonGeneratorV1{Type: api.ServiceTypeNodePort, ClusterIP: ""}
err = delegate.GenerateCommon(params)
if err != nil {
return nil, err
}
return delegate.StructuredGenerate()
}
func (s ServiceClusterIPGeneratorV1) Generate(params map[string]interface{}) (runtime.Object, error) {
err := ValidateParams(s.ParamNames(), params)
if err != nil {
return nil, err
}
delegate := &ServiceCommonGeneratorV1{Type: api.ServiceTypeClusterIP, ClusterIP: ""}
err = delegate.GenerateCommon(params)
if err != nil {
return nil, err
}
return delegate.StructuredGenerate()
}
// validate validates required fields are set to support structured generation
func (s ServiceCommonGeneratorV1) validate() error {
if len(s.Name) == 0 {
return fmt.Errorf("name must be specified")
}
if len(s.Type) == 0 {
return fmt.Errorf("type must be specified")
}
if s.ClusterIP == api.ClusterIPNone && s.Type != api.ServiceTypeClusterIP {
return fmt.Errorf("ClusterIP=None can only be used with ClusterIP service type")
}
if s.ClusterIP == api.ClusterIPNone && len(s.TCP) > 0 {
return fmt.Errorf("can not map ports with clusterip=None")
}
if s.ClusterIP != api.ClusterIPNone && len(s.TCP) == 0 {
return fmt.Errorf("at least one tcp port specifier must be provided")
}
return nil
}
func (s ServiceCommonGeneratorV1) StructuredGenerate() (runtime.Object, error) {
err := s.validate()
if err != nil {
return nil, err
}
ports := []api.ServicePort{}
for _, tcpString := range s.TCP {
port, targetPort, err := parsePorts(tcpString)
if err != nil {
return nil, err
}
portName := strings.Replace(tcpString, ":", "-", -1)
ports = append(ports, api.ServicePort{
Name: portName,
Port: port,
TargetPort: targetPort,
Protocol: api.Protocol("TCP"),
})
}
// setup default label and selector
labels := map[string]string{}
labels["app"] = s.Name
selector := map[string]string{}
selector["app"] = s.Name
service := api.Service{
ObjectMeta: api.ObjectMeta{
Name: s.Name,
Labels: labels,
},
Spec: api.ServiceSpec{
Type: api.ServiceType(s.Type),
Selector: selector,
Ports: ports,
},
}
if len(s.ClusterIP) > 0 {
service.Spec.ClusterIP = s.ClusterIP
}
return &service, nil
}

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@ -0,0 +1,129 @@
/*
Copyright 2016 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 kubectl
import (
"reflect"
"testing"
"k8s.io/kubernetes/pkg/api"
"k8s.io/kubernetes/pkg/util/intstr"
)
func TestServiceBasicGenerate(t *testing.T) {
tests := []struct {
name string
serviceType api.ServiceType
tcp []string
clusterip string
expected *api.Service
expectErr bool
}{
{
name: "clusterip-ok",
tcp: []string{"456", "321:908"},
clusterip: "",
serviceType: api.ServiceTypeClusterIP,
expected: &api.Service{
ObjectMeta: api.ObjectMeta{
Name: "clusterip-ok",
Labels: map[string]string{"app": "clusterip-ok"},
},
Spec: api.ServiceSpec{Type: "ClusterIP",
Ports: []api.ServicePort{{Name: "456", Protocol: "TCP", Port: 456, TargetPort: intstr.IntOrString{Type: 0, IntVal: 456, StrVal: ""}, NodePort: 0},
{Name: "321-908", Protocol: "TCP", Port: 321, TargetPort: intstr.IntOrString{Type: 0, IntVal: 908, StrVal: ""}, NodePort: 0}},
Selector: map[string]string{"app": "clusterip-ok"},
ClusterIP: "", ExternalIPs: []string(nil), LoadBalancerIP: ""},
},
expectErr: false,
},
{
name: "clusterip-missing",
serviceType: api.ServiceTypeClusterIP,
expectErr: true,
},
{
name: "clusterip-none and port mapping",
tcp: []string{"456:9898"},
clusterip: "None",
serviceType: api.ServiceTypeClusterIP,
expectErr: true,
},
{
name: "clusterip-none-wrong-type",
tcp: []string{},
clusterip: "None",
serviceType: api.ServiceTypeNodePort,
expectErr: true,
},
{
name: "clusterip-none-ok",
tcp: []string{},
clusterip: "None",
serviceType: api.ServiceTypeClusterIP,
expected: &api.Service{
ObjectMeta: api.ObjectMeta{
Name: "clusterip-none-ok",
Labels: map[string]string{"app": "clusterip-none-ok"},
},
Spec: api.ServiceSpec{Type: "ClusterIP",
Ports: []api.ServicePort{},
Selector: map[string]string{"app": "clusterip-none-ok"},
ClusterIP: "None", ExternalIPs: []string(nil), LoadBalancerIP: ""},
},
expectErr: false,
},
{
name: "loadbalancer-ok",
tcp: []string{"456:9898"},
clusterip: "",
serviceType: api.ServiceTypeLoadBalancer,
expected: &api.Service{
ObjectMeta: api.ObjectMeta{
Name: "loadbalancer-ok",
Labels: map[string]string{"app": "loadbalancer-ok"},
},
Spec: api.ServiceSpec{Type: "LoadBalancer",
Ports: []api.ServicePort{{Name: "456-9898", Protocol: "TCP", Port: 456, TargetPort: intstr.IntOrString{Type: 0, IntVal: 9898, StrVal: ""}, NodePort: 0}},
Selector: map[string]string{"app": "loadbalancer-ok"},
ClusterIP: "", ExternalIPs: []string(nil), LoadBalancerIP: ""},
},
expectErr: false,
},
{
expectErr: true,
},
}
for _, test := range tests {
generator := ServiceCommonGeneratorV1{
Name: test.name,
TCP: test.tcp,
Type: test.serviceType,
ClusterIP: test.clusterip,
}
obj, err := generator.StructuredGenerate()
if !test.expectErr && err != nil {
t.Errorf("unexpected error: %v", err)
}
if test.expectErr && err != nil {
continue
}
if !reflect.DeepEqual(obj.(*api.Service), test.expected) {
t.Errorf("test: %v\nexpected:\n%#v\nsaw:\n%#v", test.name, test.expected, obj.(*api.Service))
}
}
}