fixing

cmd/udp/udpsocket.go

@@ -5,12 +5,25 @@ import (
 	"log"
 	"net"
 	"os"
+	"packets/internal"
+	"path/filepath"
 	"strings"
+
+	"github.com/BurntSushi/toml"
 )
 
+type ConfigTOML struct {
+	Config struct {
+		DefaultHttpPort int    `toml:"httpPort"`
+		DefaultCacheDir string `toml:"cacheDir"`
+	} `toml:"Config"`
+}
+
+var cfg ConfigTOML
+
 func CheckDownloaded(filename string) bool {
 
-	_, err := os.Stat(fmt.Sprintf("/var/cache/packets/%s", filename))
+	_, err := os.Stat(filepath.Join(cfg.Config.DefaultCacheDir))
 	if os.IsNotExist(err) {
 		return false
 	} else {
@@ -21,9 +34,10 @@ func CheckDownloaded(filename string) bool {
 
 func main() {
 	pid := os.Getpid()
-	if err := os.WriteFile("/opt/packets/packets/udp.pid", []byte(fmt.Sprint(pid)), 0644); err != nil {
+	if err := os.WriteFile(filepath.Join(internal.PacketsPackageDir(), "udp.pid"), []byte(fmt.Sprint(pid)), 0644); err != nil {
 		fmt.Println("error saving subprocess pid", err)
 	}
+	toml.Decode(filepath.Join(internal.PacketsPackageDir(), "config.toml"), &cfg)
 
 	addr := net.UDPAddr{IP: net.IPv4zero, Port: 1333}
 	conn, err := net.ListenUDP("udp", &addr)