runit.go

package main

import (
  "fmt"
  "time"
  "github.com/sparrc/go-ping"
  "github.com/guptarohit/asciigraph"
)

func main() {
  endpoints := []string{
    "1.1.1.1",
  }

  data := []float64{}
  pinger, err := ping.NewPinger(endpoints[0])
  if err != nil {
    panic(err)
  }
  pinger.SetPrivileged(true)

  pinger.Count = 100
  pinger.Run()
  stats := pinger.Statistics()

  for _, rtt := range stats.Rtts {
    roundTripTime := float64(rtt) / float64(time.Millisecond)
    data = append(data, roundTripTime)
  }

  //fmt.Println(data)

  graph := asciigraph.Plot(data)
  fmt.Println(graph)
}

yzguy@finack test -> go build . && sudo setcap cap_net_raw=+ep test && ./test 
 3.45 ┤                                                                         ╭╮                         
 2.35 ┤╭──╮  ╭─────╮╭───╮╭─╮╭╮╭╮╭─╮ ╭────╮╭─╮╭╮╭────╮╭╮╭╮ ╭╮╭─╮╭─╮ ╭─╮╭╮╭──╮ ╭╮╭╯╰──╮╭╮ ╭╮ ╭─╮╭╮   ╭╮╭╮    
 1.25 ┼╯  ╰──╯     ╰╯   ╰╯ ╰╯╰╯╰╯ ╰─╯    ╰╯ ╰╯╰╯    ╰╯╰╯╰─╯╰╯ ╰╯ ╰─╯ ╰╯╰╯  ╰─╯╰╯    ╰╯╰─╯╰─╯ ╰╯╰───╯╰╯╰───