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kubectl: move printObjectSpecificMessage in factory

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This commit is contained in:
Michail Kargakis 2016-05-24 14:56:12 +02:00
parent 3b2b647409
commit 3cbb6b0104
6 changed files with 139 additions and 144 deletions
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1
pkg/kubectl/cmd/cmd_test.go
View File

@ -334,6 +334,7 @@ func NewAPIFactory() (*cmdutil.Factory, *testFactory, runtime.Codec) {
f.ProtocolsForObject = rf.ProtocolsForObject
f.LabelsForObject = rf.LabelsForObject
f.CanBeExposed = rf.CanBeExposed
f.PrintObjectSpecificMessage = rf.PrintObjectSpecificMessage
return f, t, testapi.Default.Codec()
}

49
pkg/kubectl/cmd/create.go
View File

@ -19,17 +19,13 @@ package cmd
import (
"fmt"
"io"
"strings"
"github.com/spf13/cobra"
"k8s.io/kubernetes/pkg/api"
"k8s.io/kubernetes/pkg/api/service"
"k8s.io/kubernetes/pkg/api/unversioned"
"k8s.io/kubernetes/pkg/kubectl"
cmdutil "k8s.io/kubernetes/pkg/kubectl/cmd/util"
"k8s.io/kubernetes/pkg/kubectl/resource"
"k8s.io/kubernetes/pkg/runtime"
)
// CreateOptions is the start of the data required to perform the operation. As new fields are added, add them here instead of
@ -140,7 +136,7 @@ func RunCreate(f *cmdutil.Factory, cmd *cobra.Command, out io.Writer, options *C
count++
shortOutput := cmdutil.GetFlagString(cmd, "output") == "name"
if !shortOutput {
printObjectSpecificMessage(info.Object, out)
f.PrintObjectSpecificMessage(info.Object, out)
}
cmdutil.PrintSuccess(mapper, shortOutput, out, info.Mapping.Resource, info.Name, "created")
return nil
@ -154,49 +150,6 @@ func RunCreate(f *cmdutil.Factory, cmd *cobra.Command, out io.Writer, options *C
return nil
}
func printObjectSpecificMessage(obj runtime.Object, out io.Writer) {
switch obj := obj.(type) {
case *api.Service:
if obj.Spec.Type == api.ServiceTypeNodePort {
msg := fmt.Sprintf(
`You have exposed your service on an external port on all nodes in your
cluster. If you want to expose this service to the external internet, you may
need to set up firewall rules for the service port(s) (%s) to serve traffic.
See http://releases.k8s.io/HEAD/docs/user-guide/services-firewalls.md for more details.
`,
makePortsString(obj.Spec.Ports, true))
out.Write([]byte(msg))
}
_, ok := obj.Annotations[service.AnnotationLoadBalancerSourceRangesKey]
if ok {
msg := fmt.Sprintf(
`You are using service annotation [service.beta.kubernetes.io/load-balancer-source-ranges].
It has been promoted to field [loadBalancerSourceRanges] in service spec. This annotation will be deprecated in the future.
Please use the loadBalancerSourceRanges field instead.
See http://releases.k8s.io/HEAD/docs/user-guide/services-firewalls.md for more details.
`)
out.Write([]byte(msg))
}
}
}
func makePortsString(ports []api.ServicePort, useNodePort bool) string {
pieces := make([]string, len(ports))
for ix := range ports {
var port int32
if useNodePort {
port = ports[ix].NodePort
} else {
port = ports[ix].Port
}
pieces[ix] = fmt.Sprintf("%s:%d", strings.ToLower(string(ports[ix].Protocol)), port)
}
return strings.Join(pieces, ",")
}
// createAndRefresh creates an object from input info and refreshes info with that object
func createAndRefresh(info *resource.Info) error {
obj, err := resource.NewHelper(info.Client, info.Mapping).Create(info.Namespace, true, info.Object)

94
pkg/kubectl/cmd/create_test.go
View File

@ -21,9 +21,7 @@ import (
"net/http"
"testing"
"k8s.io/kubernetes/pkg/api"
"k8s.io/kubernetes/pkg/client/unversioned/fake"
"k8s.io/kubernetes/pkg/runtime"
)
func TestExtraArgsFail(t *testing.T) {
@ -136,95 +134,3 @@ func TestCreateDirectory(t *testing.T) {
t.Errorf("unexpected output: %s", buf.String())
}
}
func TestPrintObjectSpecificMessage(t *testing.T) {
initTestErrorHandler(t)
tests := []struct {
obj runtime.Object
expectOutput bool
}{
{
obj: &api.Service{},
expectOutput: false,
},
{
obj: &api.Pod{},
expectOutput: false,
},
{
obj: &api.Service{Spec: api.ServiceSpec{Type: api.ServiceTypeLoadBalancer}},
expectOutput: false,
},
{
obj: &api.Service{Spec: api.ServiceSpec{Type: api.ServiceTypeNodePort}},
expectOutput: true,
},
}
for _, test := range tests {
buff := &bytes.Buffer{}
printObjectSpecificMessage(test.obj, buff)
if test.expectOutput && buff.Len() == 0 {
t.Errorf("Expected output, saw none for %v", test.obj)
}
if !test.expectOutput && buff.Len() > 0 {
t.Errorf("Expected no output, saw %s for %v", buff.String(), test.obj)
}
}
}
func TestMakePortsString(t *testing.T) {
initTestErrorHandler(t)
tests := []struct {
ports []api.ServicePort
useNodePort bool
expectedOutput string
}{
{ports: nil, expectedOutput: ""},
{ports: []api.ServicePort{}, expectedOutput: ""},
{ports: []api.ServicePort{
{
Port: 80,
Protocol: "TCP",
},
},
expectedOutput: "tcp:80",
},
{ports: []api.ServicePort{
{
Port: 80,
Protocol: "TCP",
},
{
Port: 8080,
Protocol: "UDP",
},
{
Port: 9000,
Protocol: "TCP",
},
},
expectedOutput: "tcp:80,udp:8080,tcp:9000",
},
{ports: []api.ServicePort{
{
Port: 80,
NodePort: 9090,
Protocol: "TCP",
},
{
Port: 8080,
NodePort: 80,
Protocol: "UDP",
},
},
useNodePort: true,
expectedOutput: "tcp:9090,udp:80",
},
}
for _, test := range tests {
output := makePortsString(test.ports, test.useNodePort)
if output != test.expectedOutput {
t.Errorf("expected: %s, saw: %s.", test.expectedOutput, output)
}
}
}

4
pkg/kubectl/cmd/replace.go
View File

@ -151,7 +151,7 @@ func RunReplace(f *cmdutil.Factory, out io.Writer, cmd *cobra.Command, args []st
}
info.Refresh(obj, true)
printObjectSpecificMessage(obj, out)
f.PrintObjectSpecificMessage(obj, out)
cmdutil.PrintSuccess(mapper, shortOutput, out, info.Mapping.Resource, info.Name, "replaced")
return nil
})
@ -244,7 +244,7 @@ func forceReplace(f *cmdutil.Factory, out io.Writer, cmd *cobra.Command, args []
count++
info.Refresh(obj, true)
printObjectSpecificMessage(obj, out)
f.PrintObjectSpecificMessage(obj, out)
cmdutil.PrintSuccess(mapper, shortOutput, out, info.Mapping.Resource, info.Name, "replaced")
return nil
})

44
pkg/kubectl/cmd/util/factory.go
View File

@ -39,6 +39,7 @@ import (
"k8s.io/kubernetes/federation/apis/federation"
"k8s.io/kubernetes/pkg/api"
"k8s.io/kubernetes/pkg/api/meta"
"k8s.io/kubernetes/pkg/api/service"
"k8s.io/kubernetes/pkg/api/unversioned"
"k8s.io/kubernetes/pkg/api/validation"
"k8s.io/kubernetes/pkg/apimachinery"
@ -147,6 +148,8 @@ type Factory struct {
// can range over in order to determine if the user has specified an editor
// of their choice.
EditorEnvs func() []string
// PrintObjectSpecificMessage prints object-specific messages on the provided writer
PrintObjectSpecificMessage func(obj runtime.Object, out io.Writer)
}
const (
@ -747,6 +750,33 @@ func NewFactory(optionalClientConfig clientcmd.ClientConfig) *Factory {
EditorEnvs: func() []string {
return []string{"KUBE_EDITOR", "EDITOR"}
},
PrintObjectSpecificMessage: func(obj runtime.Object, out io.Writer) {
switch obj := obj.(type) {
case *api.Service:
if obj.Spec.Type == api.ServiceTypeNodePort {
msg := fmt.Sprintf(
`You have exposed your service on an external port on all nodes in your
cluster. If you want to expose this service to the external internet, you may
need to set up firewall rules for the service port(s) (%s) to serve traffic.
See http://releases.k8s.io/HEAD/docs/user-guide/services-firewalls.md for more details.
`,
makePortsString(obj.Spec.Ports, true))
out.Write([]byte(msg))
}
if _, ok := obj.Annotations[service.AnnotationLoadBalancerSourceRangesKey]; ok {
msg := fmt.Sprintf(
`You are using service annotation [service.beta.kubernetes.io/load-balancer-source-ranges].
It has been promoted to field [loadBalancerSourceRanges] in service spec. This annotation will be deprecated in the future.
Please use the loadBalancerSourceRanges field instead.
See http://releases.k8s.io/HEAD/docs/user-guide/services-firewalls.md for more details.
`)
out.Write([]byte(msg))
}
}
},
}
}
@ -825,6 +855,20 @@ func (f *Factory) BindExternalFlags(flags *pflag.FlagSet) {
flags.AddGoFlagSet(flag.CommandLine)
}
func makePortsString(ports []api.ServicePort, useNodePort bool) string {
pieces := make([]string, len(ports))
for ix := range ports {
var port int32
if useNodePort {
port = ports[ix].NodePort
} else {
port = ports[ix].Port
}
pieces[ix] = fmt.Sprintf("%s:%d", strings.ToLower(string(ports[ix].Protocol)), port)
}
return strings.Join(pieces, ",")
}
func getPorts(spec api.PodSpec) []string {
result := []string{}
for _, container := range spec.Containers {

91
pkg/kubectl/cmd/util/factory_test.go
View File

@ -623,3 +623,94 @@ func TestGetFirstPod(t *testing.T) {
}
}
}
func TestPrintObjectSpecificMessage(t *testing.T) {
f := NewFactory(nil)
tests := []struct {
obj runtime.Object
expectOutput bool
}{
{
obj: &api.Service{},
expectOutput: false,
},
{
obj: &api.Pod{},
expectOutput: false,
},
{
obj: &api.Service{Spec: api.ServiceSpec{Type: api.ServiceTypeLoadBalancer}},
expectOutput: false,
},
{
obj: &api.Service{Spec: api.ServiceSpec{Type: api.ServiceTypeNodePort}},
expectOutput: true,
},
}
for _, test := range tests {
buff := &bytes.Buffer{}
f.PrintObjectSpecificMessage(test.obj, buff)
if test.expectOutput && buff.Len() == 0 {
t.Errorf("Expected output, saw none for %v", test.obj)
}
if !test.expectOutput && buff.Len() > 0 {
t.Errorf("Expected no output, saw %s for %v", buff.String(), test.obj)
}
}
}
func TestMakePortsString(t *testing.T) {
tests := []struct {
ports []api.ServicePort
useNodePort bool
expectedOutput string
}{
{ports: nil, expectedOutput: ""},
{ports: []api.ServicePort{}, expectedOutput: ""},
{ports: []api.ServicePort{
{
Port: 80,
Protocol: "TCP",
},
},
expectedOutput: "tcp:80",
},
{ports: []api.ServicePort{
{
Port: 80,
Protocol: "TCP",
},
{
Port: 8080,
Protocol: "UDP",
},
{
Port: 9000,
Protocol: "TCP",
},
},
expectedOutput: "tcp:80,udp:8080,tcp:9000",
},
{ports: []api.ServicePort{
{
Port: 80,
NodePort: 9090,
Protocol: "TCP",
},
{
Port: 8080,
NodePort: 80,
Protocol: "UDP",
},
},
useNodePort: true,
expectedOutput: "tcp:9090,udp:80",
},
}
for _, test := range tests {
output := makePortsString(test.ports, test.useNodePort)
if output != test.expectedOutput {
t.Errorf("expected: %s, saw: %s.", test.expectedOutput, output)
}
}
}