Execute command with timeout

main.go

package main

import (
	"fmt"
	"os/exec"
	"time"
)

func main() {
	cmd := exec.Command("./pause1min")
	cmd.Start()
	resultChan := make(chan error)
	go func() {
		resultChan <- cmd.Wait()
	}()

WaitForResult:
	for {
		select {
		case err := <-resultChan:
			fmt.Print()
			fmt.Println("Command result:", err)
			break WaitForResult
		case <-time.After(15 * time.Second):
			fmt.Println("Timeout")
			err := cmd.Process.Kill()
			fmt.Println(err)
			break WaitForResult
		}
	}
}