liquidsoap controller so far

main.go

package main

import (
	"fmt"
	"io/ioutil"
	"log"
	"net/http"
	"os/exec"
)

var cmd *exec.Cmd

func startProcess(w http.ResponseWriter, r *http.Request) {
	if cmd != nil {
		fmt.Fprint(w, "Already running!")
		log.Println("You called it twice!")
		return
	}
	cmd = exec.Command("liquidsoap", "test.liq")
	stdout, err := cmd.StdoutPipe()
	if err != nil {
		fmt.Fprint(w, err)
		log.Fatal(err)
	}
	if err := cmd.Start(); err != nil {
		fmt.Fprint(w, err)
		log.Fatal(err)
	}

	b, _ := ioutil.ReadAll(stdout)

	fmt.Fprint(w, string(b))

}

func killProcess(w http.ResponseWriter, r *http.Request) {
	if cmd != nil {
		cmd.Process.Kill()
		cmd = nil
	}
}

func main() {
	http.HandleFunc("/start", startProcess)
	http.HandleFunc("/stop", killProcess)
	http.ListenAndServe(":8080", nil)
}