Go program to control VLC playback via HTTP interface (https://superuser.com/questions/1064686/how-to-play-a-movie-listening-to-two-sound-tracks-simultaneously)

play.go

package main

import (
	"fmt"
	"net/http"
	"strconv"
)

func main() {
	ports := []int{8080, 8081}

	c := make(chan bool)

	for _, port := range ports {
		go func(p int, c chan bool){
			res, err := http.Get("http://:123@192.168.9.2:" + strconv.Itoa(p) + "/requests/status.xml?command=pl_pause")
			if err != nil {
				panic(err)
			}
			if res.StatusCode != 200 {
				fmt.Println("Status code: ", res.StatusCode)
			}
			c <- true
		}(port, c)
	}

	for range ports {
		<-c
	}
}