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  | 
// Copyright 2017-2025 WIT.COM Inc. All rights reserved.
// Use of this source code is governed by the GPL 3.0
package main
import (
	"fmt"
	"io/ioutil"
	"net/http"
	"os"
	"strconv"
	"strings"
	"go.wit.com/log"
)
// remove '?' part and trailing '/'
func cleanURL(url string) string {
	url = "/" + strings.Trim(url, "/")
	return url
}
func okHandler(w http.ResponseWriter, r *http.Request) {
	log.Info("Got URL Path: ", r.URL.Path)
	route := cleanURL(r.URL.Path)
	// domname := r.URL.Query().Get("domain")
	flag := r.URL.Query().Get("flag")
	port := r.URL.Query().Get("port")
	dest := r.URL.Query().Get("dest")
	msg, err := ioutil.ReadAll(r.Body) // Read the body as []byte
	if err != nil {
		fmt.Fprintln(w, "ReadAll() error =", err)
		return
	}
	log.Info("Got URL msg:", string(msg))
	if route == "/" {
		fmt.Fprintln(w, "OK")
		return
	}
	// exit gus
	if route == "/kill" {
		log.Warn("KILLED")
		fmt.Fprintln(w, "KILLED")
		os.Exit(-1)
		return
	}
	/*
		if route == "/list" {
			all := me.portmaps.All()
			for all.Scan() {
				pm := all.Next()
				if !pm.Enabled {
					continue
				}
				s := fmt.Sprintf("portmap enabled for port %d to %s", pm.Listen, pm.Connect)
				log.Info(s)
				fmt.Fprintln(w, s)
			}
			return
		}
	*/
	if route == "/save" {
		log.Info("event log is len =", me.events.Len())
		me.events.Save()
		return
	}
	if route == "/enable" {
		log.HttpMode(w)
		defer log.HttpMode(nil)
		num, _ := strconv.Atoi(port)
		log.Info("enable port =", num, "dest =", dest)
		enablePort(num, dest)
		return
	}
	if route == "/disable" {
		log.HttpMode(w)
		defer log.HttpMode(nil)
		num, _ := strconv.Atoi(port)
		log.Info("disable port =", num, "dest =", dest)
		return
	}
	// toggle logging flags
	if route == "/flag" {
		log.HttpMode(w)
		defer log.HttpMode(nil)
		log.Info("going to toggle flag:", flag)
		switch flag {
		case "PING":
			if PING.Enabled() {
				log.Log(NOW, "toogle PING false")
				PING.SetBool(false)
			} else {
				log.Log(NOW, "toogle PING true")
				PING.SetBool(true)
			}
		default:
			log.Info("unknown looging flag:", flag)
		}
		return
	}
	log.Warn("BAD URL =", route)
}
// starts and sits waiting for HTTP requests
func startHTTP() {
	http.HandleFunc("/", okHandler)
	p := fmt.Sprintf(":%d", argv.Port)
	log.Println("Running on port", p)
	err := http.ListenAndServe(p, nil)
	if err != nil {
		log.Println("Error starting server:", err)
	}
}
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