using System.Net; using System.Text.Json; namespace FireflySR.Tool.Proxy { internal static class Program { private const string Title = "FreeSR Proxy (Alter)"; private const string ConfigPath = "config.json"; private const string ConfigTemplatePath = "config.tmpl.json"; private static ProxyService s_proxyService = null!; private static void Main(string[] args) { Console.Title = Title; Console.WriteLine($"Firefly.Tool.Proxy - Credits for original FreeSR Proxy"); CheckProxy(); InitConfig(); var conf = JsonSerializer.Deserialize(File.ReadAllText(ConfigPath)) ?? throw new FileLoadException("Please correctly configure config.json."); s_proxyService = new ProxyService(conf.DestinationHost, conf.DestinationPort, conf); AppDomain.CurrentDomain.ProcessExit += OnProcessExit; Console.CancelKeyPress += OnProcessExit; Thread.Sleep(-1); } private static void InitConfig() { if (!File.Exists(ConfigPath)) { File.Copy(ConfigTemplatePath, ConfigPath); } } private static void OnProcessExit(object? sender, EventArgs args) { s_proxyService.Shutdown(); } public static void CheckProxy() { try { string? ProxyInfo = GetProxyInfo(); if (ProxyInfo != null) { Console.WriteLine("well... It seems you are using other proxy software(such as Clash,V2RayN,Fiddler,etc)"); Console.WriteLine($"You system proxy: {ProxyInfo}"); Console.WriteLine("You have to close all other proxy software to make sure FireflySR.Tool.Proxy can work well."); Console.WriteLine("Press any key to continue if you closed other proxy software, or you think you are not using other proxy."); Console.ReadKey(); } } catch (NullReferenceException) { } } public static string? GetProxyInfo() { try { IWebProxy proxy = WebRequest.GetSystemWebProxy(); Uri? proxyUri = proxy.GetProxy(new Uri("https://www.example.com")); if (proxyUri == null) return null; string proxyIP = proxyUri.Host; int proxyPort = proxyUri.Port; string info = proxyIP + ":" + proxyPort; return info; } catch { return null; } } } }