| 41 | } |
| 42 | |
| 43 | func (s *pingSummary) addResult(r *ipnstate.PingResult) { |
| 44 | s.Total++ |
| 45 | if r == nil || r.Err != "" { |
| 46 | return |
| 47 | } |
| 48 | s.Successful++ |
| 49 | if s.Min == nil || r.LatencySeconds < s.Min.Seconds() { |
| 50 | s.Min = ptr.Ref(time.Duration(r.LatencySeconds * float64(time.Second))) |
| 51 | } |
| 52 | if s.Max == nil || r.LatencySeconds > s.Max.Seconds() { |
| 53 | s.Max = ptr.Ref(time.Duration(r.LatencySeconds * float64(time.Second))) |
| 54 | } |
| 55 | s.latencySum += r.LatencySeconds |
| 56 | |
| 57 | d := r.LatencySeconds - s.runningAvg |
| 58 | s.runningAvg += d / float64(s.Successful) |
| 59 | d2 := r.LatencySeconds - s.runningAvg |
| 60 | s.m2 += d * d2 |
| 61 | } |
| 62 | |
| 63 | // Write finalizes the summary and writes it |
| 64 | func (s *pingSummary) Write(w io.Writer) { |