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Merge pull request #11919 from samsabed/descLaststatus
kubectl describe pod should print lastState
This commit is contained in:
Marek Grabowski
commit
a0371b3985
@ -185,26 +185,30 @@ on the pod you are interested in:
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```console
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[12:54:41] $ ./cluster/kubectl.sh describe pod simmemleak-hra99
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Name: simmemleak-hra99
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Namespace: default
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Image(s): saadali/simmemleak
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Node: kubernetes-minion-tf0f/10.240.216.66
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Labels: name=simmemleak
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Status: Running
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Name: simmemleak-hra99
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Namespace: default
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Image(s): saadali/simmemleak
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Node: kubernetes-minion-tf0f/10.240.216.66
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Labels: name=simmemleak
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Status: Running
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Reason:
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Message:
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IP: 10.244.2.75
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Replication Controllers: simmemleak (1/1 replicas created)
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IP: 10.244.2.75
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Replication Controllers: simmemleak (1/1 replicas created)
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Containers:
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simmemleak:
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Image: saadali/simmemleak
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Limits:
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cpu: 100m
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memory: 50Mi
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State: Running
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Started: Tue, 07 Jul 2015 12:54:41 -0700
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Ready: False
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Restart Count: 5
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cpu: 100m
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memory: 50Mi
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State: Running
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Started: Tue, 07 Jul 2015 12:54:41 -0700
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Last Termination State: Terminated
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Exit Code: 1
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Started: Fri, 07 Jul 2015 12:54:30 -0700
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Finished: Fri, 07 Jul 2015 12:54:33 -0700
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Ready: False
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Restart Count: 5
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Conditions:
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Type Status
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Ready False
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@ -219,9 +223,7 @@ Events:
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The `Restart Count: 5` indicates that the `simmemleak` container in this pod was terminated and restarted 5 times.
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Once [#10861](http://issue.k8s.io/10861) is resolved the reason for the termination of the last container will also be printed in this output.
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Until then you can call `get pod` with the `-o template -t ...` option to fetch the status of previously terminated containers:
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You can call `get pod` with the `-o template -t ...` option to fetch the status of previously terminated containers:
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```console
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[13:59:01] $ ./cluster/kubectl.sh get pod -o template -t '{{range.status.containerStatuses}}{{"Container Name: "}}{{.name}}{{"\r\nLastState: "}}{{.lastState}}{{end}}' simmemleak-60xbc
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@ -500,33 +500,10 @@ func describeContainers(pod *api.Pod, out io.Writer) {
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fmt.Fprintf(out, " %s:\t%s\n", name, quantity.String())
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}
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switch {
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case state.Running != nil:
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fmt.Fprintf(out, " State:\tRunning\n")
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fmt.Fprintf(out, " Started:\t%v\n", state.Running.StartedAt.Time.Format(time.RFC1123Z))
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case state.Waiting != nil:
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fmt.Fprintf(out, " State:\tWaiting\n")
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if state.Waiting.Reason != "" {
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fmt.Fprintf(out, " Reason:\t%s\n", state.Waiting.Reason)
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}
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case state.Terminated != nil:
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fmt.Fprintf(out, " State:\tTerminated\n")
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if state.Terminated.Reason != "" {
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fmt.Fprintf(out, " Reason:\t%s\n", state.Terminated.Reason)
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}
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if state.Terminated.Message != "" {
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fmt.Fprintf(out, " Message:\t%s\n", state.Terminated.Message)
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}
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fmt.Fprintf(out, " Exit Code:\t%d\n", state.Terminated.ExitCode)
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if state.Terminated.Signal > 0 {
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fmt.Fprintf(out, " Signal:\t%d\n", state.Terminated.Signal)
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}
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fmt.Fprintf(out, " Started:\t%s\n", state.Terminated.StartedAt.Time.Format(time.RFC1123Z))
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fmt.Fprintf(out, " Finished:\t%s\n", state.Terminated.FinishedAt.Time.Format(time.RFC1123Z))
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default:
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fmt.Fprintf(out, " State:\tWaiting\n")
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describeStatus("State", state, out)
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if status.LastTerminationState.Terminated != nil {
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describeStatus("Last Termination State", status.LastTerminationState, out)
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}
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fmt.Fprintf(out, " Ready:\t%v\n", printBool(status.Ready))
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fmt.Fprintf(out, " Restart Count:\t%d\n", status.RestartCount)
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fmt.Fprintf(out, " Variables:\n")
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@ -555,6 +532,35 @@ func envValueFrom(pod *api.Pod, e api.EnvVar) string {
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return valueFrom
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}
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func describeStatus(stateName string, state api.ContainerState, out io.Writer) {
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switch {
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case state.Running != nil:
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fmt.Fprintf(out, " %s:\tRunning\n", stateName)
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fmt.Fprintf(out, " Started:\t%v\n", state.Running.StartedAt.Time.Format(time.RFC1123Z))
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case state.Waiting != nil:
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fmt.Fprintf(out, " %s:\tWaiting\n", stateName)
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if state.Waiting.Reason != "" {
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fmt.Fprintf(out, " Reason:\t%s\n", state.Waiting.Reason)
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}
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case state.Terminated != nil:
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fmt.Fprintf(out, " %s:\tTerminated\n", stateName)
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if state.Terminated.Reason != "" {
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fmt.Fprintf(out, " Reason:\t%s\n", state.Terminated.Reason)
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}
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if state.Terminated.Message != "" {
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fmt.Fprintf(out, " Message:\t%s\n", state.Terminated.Message)
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}
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fmt.Fprintf(out, " Exit Code:\t%d\n", state.Terminated.ExitCode)
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if state.Terminated.Signal > 0 {
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fmt.Fprintf(out, " Signal:\t%d\n", state.Terminated.Signal)
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}
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fmt.Fprintf(out, " Started:\t%s\n", state.Terminated.StartedAt.Time.Format(time.RFC1123Z))
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fmt.Fprintf(out, " Finished:\t%s\n", state.Terminated.FinishedAt.Time.Format(time.RFC1123Z))
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default:
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fmt.Fprintf(out, " %s:\tWaiting\n", stateName)
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}
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}
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func printBool(value bool) string {
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if value {
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return "True"
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@ -172,6 +172,29 @@ func TestDescribeContainers(t *testing.T) {
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},
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expectedElements: []string{"test", "State", "Terminated", "Ready", "True", "Restart Count", "7", "Image", "image", "Reason", "potato", "Started", "Finished", "Exit Code", "2"},
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},
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// Last Terminated
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{
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container: api.Container{Name: "test", Image: "image"},
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status: api.ContainerStatus{
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Name: "test",
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State: api.ContainerState{
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Running: &api.ContainerStateRunning{
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StartedAt: util.NewTime(time.Now()),
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},
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},
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LastTerminationState: api.ContainerState{
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Terminated: &api.ContainerStateTerminated{
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StartedAt: util.NewTime(time.Now().Add(time.Second * 3)),
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FinishedAt: util.NewTime(time.Now()),
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Reason: "crashing",
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ExitCode: 3,
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},
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},
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Ready: true,
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RestartCount: 7,
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},
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expectedElements: []string{"test", "State", "Terminated", "Ready", "True", "Restart Count", "7", "Image", "image", "Started", "Finished", "Exit Code", "2", "crashing", "3"},
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},
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// No state defaults to waiting.
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{
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container: api.Container{Name: "test", Image: "image"},
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