/// <summary>
/// 根据服务器生成分享链接
/// </summary>
/// <param name="server">需要获取分享链接的服务器</param>
/// <returns>解码后的字符串</returns>
public static string GetShareLink(Server server)
{
var retLinkStr = "";
switch (server.Type)
{
case "Socks5":
// https://t.me/socks?server=1.1.1.1&port=443
retLinkStr = string.Format("https://t.me/socks?server={0}&port={1}", server.Hostname, server.Port);
break;
case "SS":
// ss://method:password@server:port#Remark
retLinkStr = "ss://" + URLSafeBase64Encode(string.Format("{0}:{1}@{2}:{3}", server.EncryptMethod, server.Password, server.Hostname, server.Port)) + "#" + HttpUtility.UrlEncode(server.Remark);
break;
case "SSR":
// https://github.com/shadowsocksr-backup/shadowsocks-rss/wiki/SSR-QRcode-scheme
// ssr://base64(host:port:protocol:method:obfs:base64pass/?obfsparam=base64param&protoparam=base64param&remarks=base64remarks&group=base64group&udpport=0&uot=0)
var paraStr = string.Format("/?obfsparam={0}&protoparam={1}&remarks={2}", URLSafeBase64Encode(server.OBFSParam), URLSafeBase64Encode(server.ProtocolParam), URLSafeBase64Encode(server.Remark));
retLinkStr = "ssr://" + URLSafeBase64Encode(string.Format("{0}:{1}:{2}:{3}:{4}:{5}{6}", server.Hostname, server.Port, server.Protocol, server.EncryptMethod, server.OBFS, URLSafeBase64Encode(server.Password), paraStr));
break;
case "VMess":
var vmessJson = JsonConvert.SerializeObject(new
{
v = "2",
ps = server.Remark,
add = server.Hostname,
port = server.Port,
id = server.UserID,
aid = server.AlterID,
net = server.TransferProtocol,
type = server.FakeType,
host = server.Host,
path = server.Path,
tls = server.TLSSecure ? "tls" : ""
});
retLinkStr = "vmess://" + URLSafeBase64Encode(vmessJson);
break;
default:
return(null);
}
return(retLinkStr);
}
/// <summary>
/// SSR链接解析器
/// Copy From https://github.com/HMBSbige/ShadowsocksR-Windows/blob/d9dc8d032a6e04c14b9dc6c8f673c9cc5aa9f607/shadowsocks-csharp/Model/Server.cs#L428
/// Thx :D
/// </summary>
/// <param name="ssrUrl"></param>
/// <returns></returns>
public static Server SsrServerFromLink(string ssrUrl)
{
// ssr://host:port:protocol:method:obfs:base64pass/?obfsparam=base64&remarks=base64&group=base64&udpport=0&uot=1
var ssr = Regex.Match(ssrUrl, "ssr://([A-Za-z0-9_-]+)", RegexOptions.IgnoreCase);
if (!ssr.Success)
{
throw new FormatException();
}
var data = URLSafeBase64Decode(ssr.Groups[1].Value);
var params_dict = new Dictionary <string, string>();
var param_start_pos = data.IndexOf("?", StringComparison.Ordinal);
if (param_start_pos > 0)
{
params_dict = ParseParam(data.Substring(param_start_pos + 1));
data = data.Substring(0, param_start_pos);
}
if (data.IndexOf("/", StringComparison.Ordinal) >= 0)
{
data = data.Substring(0, data.LastIndexOf("/", StringComparison.Ordinal));
}
var UrlFinder = new Regex("^(.+):([^:]+):([^:]*):([^:]+):([^:]*):([^:]+)");
var match = UrlFinder.Match(data);
if (match == null || !match.Success)
{
throw new FormatException();
}
var serverAddr = match.Groups[1].Value;
var Server_Port = ushort.Parse(match.Groups[2].Value);
var Protocol = match.Groups[3].Value.Length == 0 ? "origin" : match.Groups[3].Value;
Protocol = Protocol.Replace("_compatible", "");
var Method = match.Groups[4].Value;
var obfs = match.Groups[5].Value.Length == 0 ? "plain" : match.Groups[5].Value;
obfs = obfs.Replace("_compatible", "");
var Password = URLSafeBase64Decode(match.Groups[6].Value);
var ProtocolParam = "";
var ObfsParam = "";
var Remarks = "";
var Group = "";
if (params_dict.ContainsKey("protoparam"))
{
ProtocolParam = URLSafeBase64Decode(params_dict["protoparam"]);
}
if (params_dict.ContainsKey("obfsparam"))
{
ObfsParam = URLSafeBase64Decode(params_dict["obfsparam"]);
}
if (params_dict.ContainsKey("remarks"))
{
Remarks = URLSafeBase64Decode(params_dict["remarks"]);
}
Group = params_dict.ContainsKey("group") ? URLSafeBase64Decode(params_dict["group"]) : string.Empty;
/*if (params_dict.ContainsKey("uot"))
* {
* UdpOverTcp = int.Parse(params_dict["uot"]) != 0;
* }
* if (params_dict.ContainsKey("udpport"))
* {
* Server_Udp_Port = ushort.Parse(params_dict["udpport"]);
* }*/
var server = new Server();
server.Type = "SSR";
server.Hostname = serverAddr;
server.Port = Server_Port;
server.Protocol = Protocol;
server.EncryptMethod = Method;
server.OBFS = obfs;
server.Password = Password;
server.ProtocolParam = ProtocolParam;
server.OBFSParam = ObfsParam;
server.Remark = Remarks;
server.Group = Group;
return(server);
}
private static IEnumerable <Server> ParseLine(string text)
{
var list = new List <Server>();
try
{
if (text.StartsWith("tg://socks?") || text.StartsWith("https://t.me/socks?"))
{
var data = new Server();
data.Type = "Socks5";
var dict = new Dictionary <string, string>();
foreach (var str in text.Replace("tg://socks?", "").Replace("https://t.me/socks?", "").Split('&'))
{
var splited = str.Split('=');
dict.Add(splited[0], splited[1]);
}
if (!dict.ContainsKey("server") || !dict.ContainsKey("port"))
{
return(null);
}
data.Hostname = dict["server"];
data.Port = int.Parse(dict["port"]);
if (dict.ContainsKey("user") && !string.IsNullOrWhiteSpace(dict["user"]))
{
data.Username = dict["user"];
}
if (dict.ContainsKey("pass") && !string.IsNullOrWhiteSpace(dict["pass"]))
{
data.Password = dict["pass"];
}
list.Add(data);
}
else if (text.StartsWith("ss://"))
{
var data = new Server();
data.Type = "SS";
text = text.Replace("/?", "?");
try
{
if (text.Contains("#"))
{
data.Remark = HttpUtility.UrlDecode(text.Split('#')[1]);
text = text.Split('#')[0];
}
if (text.Contains("?"))
{
var finder = new Regex(@"^(?<data>.+?)\?(.+)$");
var match = finder.Match(text);
if (match.Success)
{
var plugins = HttpUtility.UrlDecode(HttpUtility.ParseQueryString(new Uri(text).Query).Get("plugin"));
if (plugins != null)
{
var plugin = plugins.Substring(0, plugins.IndexOf(";", StringComparison.Ordinal));
var pluginopts = plugins.Substring(plugins.IndexOf(";", StringComparison.Ordinal) + 1);
if (plugin == "obfs-local" || plugin == "simple-obfs")
{
plugin = "simple-obfs";
if (!pluginopts.Contains("obfs="))
{
pluginopts = "obfs=http;obfs-host=" + pluginopts;
}
}
else if (plugin == "simple-obfs-tls")
{
plugin = "simple-obfs";
if (!pluginopts.Contains("obfs="))
{
pluginopts = "obfs=tls;obfs-host=" + pluginopts;
}
}
data.Plugin = plugin;
data.PluginOption = pluginopts;
}
text = match.Groups["data"].Value;
}
else
{
throw new FormatException();
}
}
if (text.Contains("@"))
{
var finder = new Regex(@"^ss://(?<base64>.+?)@(?<server>.+):(?<port>\d+)");
var parser = new Regex(@"^(?<method>.+?):(?<password>.+)$");
var match = finder.Match(text);
if (!match.Success)
{
throw new FormatException();
}
data.Hostname = match.Groups["server"].Value;
data.Port = int.Parse(match.Groups["port"].Value);
var base64 = URLSafeBase64Decode(match.Groups["base64"].Value);
match = parser.Match(base64);
if (!match.Success)
{
throw new FormatException();
}
data.EncryptMethod = match.Groups["method"].Value;
data.Password = match.Groups["password"].Value;
}
else
{
var parser = new Regex(@"^((?<method>.+?):(?<password>.+)@(?<server>.+):(?<port>\d+))");
var match = parser.Match(URLSafeBase64Decode(text.Replace("ss://", "")));
if (!match.Success)
{
throw new FormatException();
}
data.Hostname = match.Groups["server"].Value;
data.Port = int.Parse(match.Groups["port"].Value);
data.EncryptMethod = match.Groups["method"].Value;
data.Password = match.Groups["password"].Value;
}
if (!Global.EncryptMethods.SS.Contains(data.EncryptMethod))
{
Logging.Error($"不支持的 SS 加密方式：{data.EncryptMethod}");
return(null);
}
list.Add(data);
}
catch (FormatException)
{
return(null);
}
}
else if (text.StartsWith("ssd://"))
{
var json = JsonConvert.DeserializeObject <Main>(URLSafeBase64Decode(text.Substring(6)));
foreach (var server in json.servers)
{
var data = new Server();
data.Type = "SS";
data.Remark = server.remarks;
data.Hostname = server.server;
data.Port = server.port != 0 ? server.port : json.port;
data.Password = server.password != null ? server.password : json.password;
data.EncryptMethod = server.encryption != null ? server.encryption : json.encryption;
data.Plugin = string.IsNullOrEmpty(json.plugin) ? string.IsNullOrEmpty(server.plugin) ? null : server.plugin : json.plugin;
data.PluginOption = string.IsNullOrEmpty(json.plugin_options) ? string.IsNullOrEmpty(server.plugin_options) ? null : server.plugin_options : json.plugin_options;
if (Global.EncryptMethods.SS.Contains(data.EncryptMethod))
{
list.Add(data);
}
}
}
else if (text.StartsWith("ssr://"))
{
list.Add(SsrServerFromLink(text));
}
else if (text.StartsWith("vmess://"))
{
var data = new Server();
data.Type = "VMess";
text = text.Substring(8);
var vmess = JsonConvert.DeserializeObject <VMess>(URLSafeBase64Decode(text));
data.Remark = vmess.ps;
data.Hostname = vmess.add;
data.Port = vmess.port;
data.UserID = vmess.id;
data.AlterID = vmess.aid;
data.TransferProtocol = vmess.net;
if (!Global.TransferProtocols.Contains(data.TransferProtocol))
{
Logging.Error($"不支持的 VMess 传输协议：{data.TransferProtocol}");
return(null);
}
data.FakeType = vmess.type;
if (data.FakeType.Length != 0 && !Global.FakeTypes.Contains(data.FakeType))
{
Logging.Error($"不支持的 VMess 伪装类型：{data.FakeType}");
return(null);
}
if (vmess.v == null || vmess.v == "1")
{
var info = vmess.host.Split(';');
if (info.Length == 2)
{
vmess.host = info[0];
vmess.path = info[1];
}
}
if (data.TransferProtocol == "quic")
{
if (!Global.EncryptMethods.VMessQUIC.Contains(vmess.host))
{
Logging.Error($"不支持的 VMess QUIC 加密方式：{vmess.host}");
return(null);
}
data.QUICSecure = vmess.host;
data.QUICSecret = vmess.path;
}
else
{
data.Host = vmess.host;
data.Path = vmess.path;
}
data.TLSSecure = vmess.tls == "tls";
if (vmess.mux == null)
{
data.UseMux = false;
}
else
{
if (vmess.mux.enabled is bool enabled)
{
data.UseMux = enabled;
}
else if (vmess.mux.enabled is string muxEnabled)
{
data.UseMux = muxEnabled == "true"; // 针对使用字符串当作布尔值的情况
}
else
{
data.UseMux = false;
}
}
data.EncryptMethod = "auto"; // V2Ray 加密方式不包括在链接中，主动添加一个
list.Add(data);
}
else if (text.StartsWith("Netch://"))
{
text = text.Substring(8);
var NetchLink = JsonConvert.DeserializeObject <Server>(URLSafeBase64Decode(text));
if (!string.IsNullOrEmpty(NetchLink.Hostname) || NetchLink.Port > 65536 || NetchLink.Port > 0)
{
return(null);
}
switch (NetchLink.Type)
{
case "Socks5":
list.Add(NetchLink);
break;
case "SS":
if (!Global.EncryptMethods.SS.Contains(NetchLink.EncryptMethod))
{
Logging.Error($"不支持的 SS 加密方式：{NetchLink.EncryptMethod}");
return(null);
}
break;
case "SSR":
if (!Global.EncryptMethods.SSR.Contains(NetchLink.EncryptMethod))
{
Logging.Error($"不支持的 SSR 加密方式：{NetchLink.EncryptMethod}");
return(null);
}
if (!Global.Protocols.Contains(NetchLink.Protocol))
{
Logging.Error($"不支持的 SSR 协议：{NetchLink.Protocol}");
return(null);
}
if (!Global.OBFSs.Contains(NetchLink.OBFS))
{
Logging.Error($"不支持的 SSR 混淆：{NetchLink.OBFS}");
return(null);
}
break;
case "VMess":
if (!Global.TransferProtocols.Contains(NetchLink.TransferProtocol))
{
Logging.Error($"不支持的 VMess 传输协议：{NetchLink.TransferProtocol}");
return(null);
}
if (!Global.FakeTypes.Contains(NetchLink.FakeType))
{
Logging.Error($"不支持的 VMess 伪装类型：{NetchLink.FakeType}");
return(null);
}
if (NetchLink.TransferProtocol == "quic")
{
if (!Global.EncryptMethods.VMessQUIC.Contains(NetchLink.QUICSecure))
{
Logging.Error($"不支持的 VMess QUIC 加密方式：{NetchLink.QUICSecure}");
return(null);
}
}
break;
default:
return(null);
}
list.Add(NetchLink);
}
else if (text.StartsWith("trojan://"))
{
var data = new Server();
data.Type = "Trojan";
text = text.Replace("/?", "?");
try
{
if (text.Contains("#"))
{
data.Remark = HttpUtility.UrlDecode(text.Split('#')[1]);
text = text.Split('#')[0];
}
if (text.Contains("?"))
{
var reg = new Regex(@"^(?<data>.+?)\?(.+)$");
var regmatch = reg.Match(text);
if (regmatch.Success)
{
var peer = HttpUtility.UrlDecode(HttpUtility.ParseQueryString(new Uri(text).Query).Get("peer"));
if (peer != null)
{
data.Host = peer;
}
text = regmatch.Groups["data"].Value;
}
else
{
throw new FormatException();
}
}
var finder = new Regex(@"^trojan://(?<psk>.+?)@(?<server>.+):(?<port>\d+)");
var match = finder.Match(text);
if (!match.Success)
{
throw new FormatException();
}
data.Password = match.Groups["psk"].Value;
data.Hostname = match.Groups["server"].Value;
data.Port = int.Parse(match.Groups["port"].Value);
list.Add(data);
}
catch (FormatException)
{
return(null);
}
}
}
catch (Exception e)
{
Logging.Error(e.ToString());
return(null);
}
byte[] emoji_bytes = { 240, 159 };
foreach (var node in list)
{
var remark = Encoding.UTF8.GetBytes(node.Remark);
var start_index = 0;
while (remark.Length > start_index + 1 && remark[start_index] == emoji_bytes[0] && remark[start_index + 1] == emoji_bytes[1])
{
start_index += 4;
}
node.Remark = Encoding.UTF8.GetString(remark.Skip(start_index).ToArray()).Trim();
}
return(list);
}
public static string AutoResolveHostname(this Server server)
{
return(Global.Settings.ResolveServerHostname ? DNS.Lookup(server.Hostname).ToString() : server.Hostname);
}