feat(minikube) display scheduledstop status in minikube status

Signed-off-by: Tharun <rajendrantharun@live.com>

cmd/minikube/cmd/status.go

@@ -170,6 +170,12 @@ type BaseState struct {
 	StepDetail string `json:",omitempty"`
 }
 
+// ScheduledStopStatus holds string representation of scheduledStopDuration
+type ScheduledStopStatus struct {
+	InitiatedTime string `json:",omitempty"`
+	ScheduledTime string `json:",omitempty"`
+}
+
 const (
 	minikubeNotRunningStatusFlag = 1 << 0
 	clusterNotRunningStatusFlag  = 1 << 1
@@ -187,6 +193,12 @@ type: Worker
 host: {{.Host}}
 kubelet: {{.Kubelet}}
 
+`
+
+	scheduledStopStatusFormat = `type: ScheduledDuration
+initiatedTime: {{.InitiatedTime}}
+scheduledTime: {{.ScheduledTime}}
+
 `
 )
 
@@ -256,6 +268,11 @@ func writeStatusesAtInterval(duration time.Duration, api libmachine.API, cc *con
 					exit.Error(reason.InternalStatusText, "status text failure", err)
 				}
 			}
+			if cc.ScheduledStop != nil {
+				if err := scheduledStopStatusText(cc.ScheduledStop, os.Stdout); err != nil {
+					exit.Error(reason.InternalStatusText, "status text failure", err)
+				}
+			}
 		case "json":
 			// Layout is currently only supported for JSON mode
 			if layout == "cluster" {
@@ -267,6 +284,11 @@ func writeStatusesAtInterval(duration time.Duration, api libmachine.API, cc *con
 					exit.Error(reason.InternalStatusJSON, "status json failure", err)
 				}
 			}
+			if cc.ScheduledStop != nil {
+				if err := scheduledStopStatusJSON(cc.ScheduledStop, os.Stdout); err != nil {
+					exit.Error(reason.InternalStatusJSON, "scheduledstop status json failure", err)
+				}
+			}
 		default:
 			exit.Message(reason.Usage, fmt.Sprintf("invalid output format: %s. Valid values: 'text', 'json'", output))
 		}
@@ -444,6 +466,39 @@ func statusJSON(st []*Status, w io.Writer) error {
 	return err
 }
 
+func scheduledStopStatusText(sd *config.ScheduledStopConfig, w io.Writer) error {
+	var scheduledStopStatus ScheduledStopStatus
+	if sd.InitiationTime == 0 {
+		scheduledStopStatus.InitiatedTime = "-"
+	} else {
+		scheduledStopStatus.InitiatedTime = time.Unix(sd.InitiationTime, 0).String()
+	}
+	if sd.Duration == 0 {
+		scheduledStopStatus.ScheduledTime = "-"
+	} else {
+		stopAt := time.Now().Add(sd.Duration).Unix()
+		scheduledStopStatus.ScheduledTime = time.Unix(stopAt, 0).String()
+	}
+	tmpl, err := template.New("scheduled-stop-status").Parse(scheduledStopStatusFormat)
+	if err != nil {
+		return err
+	}
+	if err := tmpl.Execute(w, scheduledStopStatus); err != nil {
+		return err
+	}
+	return nil
+}
+
+func scheduledStopStatusJSON(sd *config.ScheduledStopConfig, w io.Writer) error {
+	var js []byte
+	js, err := json.Marshal(sd)
+	if err != nil {
+		return err
+	}
+	_, err = w.Write(js)
+	return err
+}
+
 // readEventLog reads cloudevent logs from $MINIKUBE_HOME/profiles/<name>/events.json
 func readEventLog(name string) ([]cloudevents.Event, time.Time, error) {
 	path := localpath.EventLog(name)

cmd/minikube/cmd/status_test.go

@@ -20,6 +20,9 @@ import (
 	"bytes"
 	"encoding/json"
 	"testing"
+	"time"
+
+	"k8s.io/minikube/pkg/minikube/config"
 )
 
 func TestExitCode(t *testing.T) {
@@ -105,3 +108,67 @@ func TestStatusJSON(t *testing.T) {
 		})
 	}
 }
+
+func TestScheduledStopStatusText(t *testing.T) {
+	now := time.Now().Unix()
+	initiationTime := time.Unix(now, 0).String()
+
+	stopAt := time.Now().Add(time.Minute * 10).Unix()
+	scheduledTime := time.Unix(stopAt, 0).String()
+	var tests = []struct {
+		name  string
+		state *config.ScheduledStopConfig
+		want  string
+	}{
+		{
+			name:  "valid",
+			state: &config.ScheduledStopConfig{InitiationTime: now, Duration: time.Minute * 10},
+			want:  "type: ScheduledDuration\ninitiatedTime: " + initiationTime + "\nscheduledTime: " + scheduledTime + "\n\n",
+		},
+		{
+			name:  "missing",
+			state: &config.ScheduledStopConfig{},
+			want:  "type: ScheduledDuration\ninitiatedTime: -\nscheduledTime: -\n\n",
+		},
+	}
+	for _, tc := range tests {
+		t.Run(tc.name, func(t *testing.T) {
+			var b bytes.Buffer
+			err := scheduledStopStatusText(tc.state, &b)
+			if err != nil {
+				t.Errorf("text(%+v) error: %v", tc.state, err)
+			}
+
+			got := b.String()
+			if got != tc.want {
+				t.Errorf("text(%+v) = %q, want: %q", tc.state, got, tc.want)
+			}
+		})
+	}
+}
+
+func TestScheduledStopStatusJSON(t *testing.T) {
+	var tests = []struct {
+		name  string
+		state *config.ScheduledStopConfig
+	}{
+		{
+			name:  "valid",
+			state: &config.ScheduledStopConfig{InitiationTime: time.Now().Unix(), Duration: time.Minute * 5},
+		},
+	}
+	for _, tc := range tests {
+		t.Run(tc.name, func(t *testing.T) {
+			var b bytes.Buffer
+			err := scheduledStopStatusJSON(tc.state, &b)
+			if err != nil {
+				t.Errorf("json(%+v) error: %v", tc.state, err)
+			}
+
+			st := &Status{}
+			if err := json.Unmarshal(b.Bytes(), st); err != nil {
+				t.Errorf("json(%+v) unmarshal error: %v", tc.state, err)
+			}
+		})
+	}
+}