[coconut] fixed timestamp formatting in env list and show commands

Author: Michal Tichák

coconut/control/control.go

@@ -252,7 +252,7 @@ func GetEnvironments(cxt context.Context, rpc *coconut.RpcClient, cmd *cobra.Com
 
 		data := make([][]string, 0, 0)
 		for _, envi := range response.GetEnvironments() {
-			formatted := formatTimestamp(envi.GetCreatedWhen())
+			formatted := formatTimestamp(time.Millisecond*time.Duration(envi.GetCreatedWhen()))
 			data = append(data, []string{envi.GetId(), envi.GetRootRole(), formatted, colorState(envi.GetState())})
 		}
 
@@ -539,7 +539,7 @@ func ShowEnvironment(cxt context.Context, rpc *coconut.RpcClient, cmd *cobra.Com
 	_, _ = fmt.Fprintf(o, "environment id:     %s\n", env.GetId())
 	_, _ = fmt.Fprintf(o, "workflow template:  %s\n", env.GetRootRole())
 	_, _ = fmt.Fprintf(o, "description:        %s\n", env.GetDescription())
-	_, _ = fmt.Fprintf(o, "created:            %s\n", formatTimestamp(env.GetCreatedWhen()))
+	_, _ = fmt.Fprintf(o, "created:            %s\n", formatTimestamp(time.Millisecond*time.Duration(env.GetCreatedWhen())))
 	_, _ = fmt.Fprintf(o, "state:              %s\n", colorState(env.GetState()))
 	if currentTransition := env.GetCurrentTransition(); len(currentTransition) != 0 {
 		_, _ = fmt.Fprintf(o, "transition:              %s\n", currentTransition)

coconut/control/controlutil.go

@@ -178,10 +178,9 @@ func drawTableShortTaskInfos(tasks []*pb.ShortTaskInfo, headers []string, linePr
 	table.Render()
 }
 
-func formatTimestamp(int64timestamp int64) string {
-	timestamp := time.Unix(0, int64timestamp)
-	formatted := timestamp.Local().Format("2006-01-02 15:04:05 MST")
-	return formatted
+func formatTimestamp(timestamp time.Duration) string {
+	time := time.Unix(int64(timestamp.Seconds()), 0)
+	return time.Local().Format("2006-01-02 15:04:05 MST")
 }
 
 func formatNumber(numberOfMachines int32) string {