update

refactor limiter
fix getLink bug
add connection limit
move limit config to ControllerConfig
del dynamic speed limit (next version will be re add)
del online ip sync (next version will be re add)

main.go

@@ -5,6 +5,7 @@ import (
 	"fmt"
 	"github.com/Yuzuki616/V2bX/conf"
 	"github.com/Yuzuki616/V2bX/core"
+	"github.com/Yuzuki616/V2bX/limiter"
 	"github.com/Yuzuki616/V2bX/node"
 	"log"
 	"os"
@@ -40,6 +41,7 @@ func main() {
 	if err != nil {
 		log.Panicf("can't unmarshal config file: %s \n", err)
 	}
+	limiter.Init()
 	log.Println("Start V2bX...")
 	x := core.New(config)
 	err = x.Start()
@@ -69,9 +71,9 @@ func main() {
 			log.Panicf("watch config file error: %s", err)
 		}
 	}
-	//Explicitly triggering GC to remove garbage from config loading.
+	// clear memory
 	runtime.GC()
-	// Running backend
+	// wait exit signal
 	{
 		osSignals := make(chan os.Signal, 1)
 		signal.Notify(osSignals, syscall.SIGINT, syscall.SIGKILL, syscall.SIGTERM)