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Merge pull request #23279 from kargakis/export-volume-describer

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Automatic merge from submit-queue

kubectl: enhance podtemplate describer

@kubernetes/kubectl 

@smarterclayton for the dc decsriber
This commit is contained in:
k8s-merge-robot 2016-03-30 12:53:52 -07:00
commit f36c44be79
4 changed files with 52 additions and 38 deletions
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11
pkg/kubectl/cmd/rollout/rollout_history.go
View File

@ -103,7 +103,6 @@ func RunHistory(f *cmdutil.Factory, cmd *cobra.Command, out io.Writer, args []st
continue continue
} }
formattedOutput := ""
if revisionDetail > 0 { if revisionDetail > 0 {
// Print details of a specific revision // Print details of a specific revision
template, ok := historyInfo.RevisionToTemplate[revisionDetail] template, ok := historyInfo.RevisionToTemplate[revisionDetail]
@ -111,17 +110,17 @@ func RunHistory(f *cmdutil.Factory, cmd *cobra.Command, out io.Writer, args []st
return fmt.Errorf("unable to find revision %d of %s %q", revisionDetail, mapping.Resource, info.Name) return fmt.Errorf("unable to find revision %d of %s %q", revisionDetail, mapping.Resource, info.Name)
} }
fmt.Fprintf(out, "%s %q revision %d\n", mapping.Resource, info.Name, revisionDetail) fmt.Fprintf(out, "%s %q revision %d\n", mapping.Resource, info.Name, revisionDetail)
formattedOutput, err = kubectl.DescribePodTemplate(template) kubectl.DescribePodTemplate(template, out)
} else { } else {
// Print all revisions // Print all revisions
formattedOutput, err = kubectl.PrintRolloutHistory(historyInfo, mapping.Resource, info.Name) formattedOutput, printErr := kubectl.PrintRolloutHistory(historyInfo, mapping.Resource, info.Name)
} if printErr != nil {
if err != nil { errs = append(errs, printErr)
errs = append(errs, err)
continue continue
} }
fmt.Fprintf(out, "%s\n", formattedOutput) fmt.Fprintf(out, "%s\n", formattedOutput)
} }
}
return errors.NewAggregate(errs) return errors.NewAggregate(errs)
} }

65
pkg/kubectl/describe.go
View File

@ -512,8 +512,7 @@ func describePod(pod *api.Pod, events *api.EventList) (string, error) {
} }
fmt.Fprintf(out, "IP:\t%s\n", pod.Status.PodIP) fmt.Fprintf(out, "IP:\t%s\n", pod.Status.PodIP)
fmt.Fprintf(out, "Controllers:\t%s\n", printControllers(pod.Annotations)) fmt.Fprintf(out, "Controllers:\t%s\n", printControllers(pod.Annotations))
fmt.Fprintf(out, "Containers:\n") describeContainers(pod.Spec.Containers, pod.Status.ContainerStatuses, EnvValueRetriever(pod), out, "")
DescribeContainers(pod.Spec.Containers, pod.Status.ContainerStatuses, EnvValueRetriever(pod), out)
if len(pod.Status.Conditions) > 0 { if len(pod.Status.Conditions) > 0 {
fmt.Fprint(out, "Conditions:\n Type\tStatus\n") fmt.Fprint(out, "Conditions:\n Type\tStatus\n")
for _, c := range pod.Status.Conditions { for _, c := range pod.Status.Conditions {
@ -522,7 +521,7 @@ func describePod(pod *api.Pod, events *api.EventList) (string, error) {
c.Status) c.Status)
} }
} }
describeVolumes(pod.Spec.Volumes, out) describeVolumes(pod.Spec.Volumes, out, "")
if events != nil { if events != nil {
DescribeEvents(events, out) DescribeEvents(events, out)
} }
@ -542,14 +541,19 @@ func printControllers(annotation map[string]string) string {
return "<none>" return "<none>"
} }
func describeVolumes(volumes []api.Volume, out io.Writer) { // TODO: Do a better job at indenting, maybe by using a prefix writer
func describeVolumes(volumes []api.Volume, out io.Writer, space string) {
if volumes == nil || len(volumes) == 0 { if volumes == nil || len(volumes) == 0 {
fmt.Fprint(out, "No volumes.\n") fmt.Fprintf(out, "%sNo volumes.\n", space)
return return
} }
fmt.Fprint(out, "Volumes:\n") fmt.Fprintf(out, "%sVolumes:\n", space)
for _, volume := range volumes { for _, volume := range volumes {
fmt.Fprintf(out, " %v:\n", volume.Name) nameIndent := ""
if len(space) > 0 {
nameIndent = " "
}
fmt.Fprintf(out, " %s%v:\n", nameIndent, volume.Name)
switch { switch {
case volume.VolumeSource.HostPath != nil: case volume.VolumeSource.HostPath != nil:
printHostPathVolumeSource(volume.VolumeSource.HostPath, out) printHostPathVolumeSource(volume.VolumeSource.HostPath, out)
@ -766,17 +770,20 @@ func (d *PersistentVolumeClaimDescriber) Describe(namespace, name string) (strin
}) })
} }
// DescribeContainers is exported for consumers in other API groups that have container templates // TODO: Do a better job at indenting, maybe by using a prefix writer
func DescribeContainers(containers []api.Container, containerStatuses []api.ContainerStatus, resolverFn EnvVarResolverFunc, out io.Writer) { func describeContainers(containers []api.Container, containerStatuses []api.ContainerStatus, resolverFn EnvVarResolverFunc, out io.Writer, space string) {
statuses := map[string]api.ContainerStatus{} statuses := map[string]api.ContainerStatus{}
for _, status := range containerStatuses { for _, status := range containerStatuses {
statuses[status.Name] = status statuses[status.Name] = status
} }
fmt.Fprintf(out, "%sContainers:\n", space)
for _, container := range containers { for _, container := range containers {
status, ok := statuses[container.Name] status, ok := statuses[container.Name]
nameIndent := ""
fmt.Fprintf(out, " %v:\n", container.Name) if len(space) > 0 {
nameIndent = " "
}
fmt.Fprintf(out, " %s%v:\n", nameIndent, container.Name)
if ok { if ok {
fmt.Fprintf(out, " Container ID:\t%s\n", status.ContainerID) fmt.Fprintf(out, " Container ID:\t%s\n", status.ContainerID)
} }
@ -843,7 +850,11 @@ func DescribeContainers(containers []api.Container, containerStatuses []api.Cont
probe := DescribeProbe(container.ReadinessProbe) probe := DescribeProbe(container.ReadinessProbe)
fmt.Fprintf(out, " Readiness:\t%s\n", probe) fmt.Fprintf(out, " Readiness:\t%s\n", probe)
} }
fmt.Fprintf(out, " Environment Variables:\n") none := ""
if len(container.Env) == 0 {
none = "\t<none>"
}
fmt.Fprintf(out, " Environment Variables:%s\n", none)
for _, e := range container.Env { for _, e := range container.Env {
if e.ValueFrom != nil && e.ValueFrom.FieldRef != nil { if e.ValueFrom != nil && e.ValueFrom.FieldRef != nil {
var valueFrom string var valueFrom string
@ -983,7 +994,7 @@ func describeReplicationController(controller *api.ReplicationController, events
fmt.Fprintf(out, "Replicas:\t%d current / %d desired\n", controller.Status.Replicas, controller.Spec.Replicas) fmt.Fprintf(out, "Replicas:\t%d current / %d desired\n", controller.Status.Replicas, controller.Spec.Replicas)
fmt.Fprintf(out, "Pods Status:\t%d Running / %d Waiting / %d Succeeded / %d Failed\n", running, waiting, succeeded, failed) fmt.Fprintf(out, "Pods Status:\t%d Running / %d Waiting / %d Succeeded / %d Failed\n", running, waiting, succeeded, failed)
if controller.Spec.Template != nil { if controller.Spec.Template != nil {
describeVolumes(controller.Spec.Template.Spec.Volumes, out) describeVolumes(controller.Spec.Template.Spec.Volumes, out, "")
} }
if events != nil { if events != nil {
DescribeEvents(events, out) DescribeEvents(events, out)
@ -992,18 +1003,20 @@ func describeReplicationController(controller *api.ReplicationController, events
}) })
} }
func DescribePodTemplate(template *api.PodTemplateSpec) (string, error) { func DescribePodTemplate(template *api.PodTemplateSpec, out io.Writer) {
return tabbedString(func(out io.Writer) error {
if template == nil { if template == nil {
fmt.Fprintf(out, "<unset>") fmt.Fprintf(out, " <unset>")
return nil return
} }
fmt.Fprintf(out, "Labels:\t%s\n", labels.FormatLabels(template.Labels)) fmt.Fprintf(out, " Labels:\t%s\n", labels.FormatLabels(template.Labels))
fmt.Fprintf(out, "Annotations:\t%s\n", labels.FormatLabels(template.Annotations)) if len(template.Annotations) > 0 {
fmt.Fprintf(out, "Image(s):\t%s\n", makeImageList(&template.Spec)) fmt.Fprintf(out, " Annotations:\t%s\n", labels.FormatLabels(template.Annotations))
describeVolumes(template.Spec.Volumes, out) }
return nil if len(template.Spec.ServiceAccountName) > 0 {
}) fmt.Fprintf(out, " Service Account:\t%s\n", template.Spec.ServiceAccountName)
}
describeContainers(template.Spec.Containers, nil, nil, out, " ")
describeVolumes(template.Spec.Volumes, out, " ")
} }
// ReplicaSetDescriber generates information about a ReplicaSet and the pods it has created. // ReplicaSetDescriber generates information about a ReplicaSet and the pods it has created.
@ -1044,7 +1057,7 @@ func describeReplicaSet(rs *extensions.ReplicaSet, events *api.EventList, runnin
fmt.Fprintf(out, "Labels:\t%s\n", labels.FormatLabels(rs.Labels)) fmt.Fprintf(out, "Labels:\t%s\n", labels.FormatLabels(rs.Labels))
fmt.Fprintf(out, "Replicas:\t%d current / %d desired\n", rs.Status.Replicas, rs.Spec.Replicas) fmt.Fprintf(out, "Replicas:\t%d current / %d desired\n", rs.Status.Replicas, rs.Spec.Replicas)
fmt.Fprintf(out, "Pods Status:\t%d Running / %d Waiting / %d Succeeded / %d Failed\n", running, waiting, succeeded, failed) fmt.Fprintf(out, "Pods Status:\t%d Running / %d Waiting / %d Succeeded / %d Failed\n", running, waiting, succeeded, failed)
describeVolumes(rs.Spec.Template.Spec.Volumes, out) describeVolumes(rs.Spec.Template.Spec.Volumes, out, "")
if events != nil { if events != nil {
DescribeEvents(events, out) DescribeEvents(events, out)
} }
@ -1089,7 +1102,7 @@ func describeJob(job *extensions.Job, events *api.EventList) (string, error) {
} }
fmt.Fprintf(out, "Labels:\t%s\n", labels.FormatLabels(job.Labels)) fmt.Fprintf(out, "Labels:\t%s\n", labels.FormatLabels(job.Labels))
fmt.Fprintf(out, "Pods Statuses:\t%d Running / %d Succeeded / %d Failed\n", job.Status.Active, job.Status.Succeeded, job.Status.Failed) fmt.Fprintf(out, "Pods Statuses:\t%d Running / %d Succeeded / %d Failed\n", job.Status.Active, job.Status.Succeeded, job.Status.Failed)
describeVolumes(job.Spec.Template.Spec.Volumes, out) describeVolumes(job.Spec.Template.Spec.Volumes, out, "")
if events != nil { if events != nil {
DescribeEvents(events, out) DescribeEvents(events, out)
} }

2
pkg/kubectl/describe_test.go
View File

@ -268,7 +268,7 @@ func TestDescribeContainers(t *testing.T) {
ContainerStatuses: []api.ContainerStatus{testCase.status}, ContainerStatuses: []api.ContainerStatus{testCase.status},
}, },
} }
DescribeContainers(pod.Spec.Containers, pod.Status.ContainerStatuses, EnvValueRetriever(&pod), out) describeContainers(pod.Spec.Containers, pod.Status.ContainerStatuses, EnvValueRetriever(&pod), out, "")
output := out.String() output := out.String()
for _, expected := range testCase.expectedElements { for _, expected := range testCase.expectedElements {
if !strings.Contains(output, expected) { if !strings.Contains(output, expected) {

2
pkg/kubectl/history.go
View File

@ -86,8 +86,10 @@ func (h *DeploymentHistoryViewer) History(namespace, name string) (HistoryInfo,
if historyInfo.RevisionToTemplate[v].Annotations == nil { if historyInfo.RevisionToTemplate[v].Annotations == nil {
historyInfo.RevisionToTemplate[v].Annotations = make(map[string]string) historyInfo.RevisionToTemplate[v].Annotations = make(map[string]string)
} }
if len(changeCause) > 0 {
historyInfo.RevisionToTemplate[v].Annotations[ChangeCauseAnnotation] = changeCause historyInfo.RevisionToTemplate[v].Annotations[ChangeCauseAnnotation] = changeCause
} }
}
return historyInfo, nil return historyInfo, nil
} }