ctr: fix potential panic in metric
@@ -89,13 +89,19 @@ var metricsCommand = cli.Command{
fmt.Fprintf(w, "%s\t%s\t\n\n", metric.ID, metric.Timestamp)
fmt.Fprintf(w, "METRIC\tVALUE\t\n")
+ if data.Memory != nil {
fmt.Fprintf(w, "memory.usage_in_bytes\t%d\t\n", data.Memory.Usage.Usage)
fmt.Fprintf(w, "memory.limit_in_bytes\t%d\t\n", data.Memory.Usage.Limit)
fmt.Fprintf(w, "memory.stat.cache\t%d\t\n", data.Memory.TotalCache)
+ }
+ if data.CPU != nil {
fmt.Fprintf(w, "cpuacct.usage\t%d\t\n", data.CPU.Usage.Total)
fmt.Fprintf(w, "cpuacct.usage_percpu\t%v\t\n", data.CPU.Usage.PerCPU)
+ }
+ if data.Pids != nil {
fmt.Fprintf(w, "pids.current\t%v\t\n", data.Pids.Current)
fmt.Fprintf(w, "pids.limit\t%v\t\n", data.Pids.Limit)
+ }
return w.Flush()
case formatJSON:
marshaledJSON, err := json.MarshalIndent(data, "", " ")
