107 lines
3.5 KiB
C#
Executable File
107 lines
3.5 KiB
C#
Executable File
using System;
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using System.Collections.Generic;
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using System.Text;
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using System.Text.RegularExpressions;
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using System.Web;
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using Shadowsocks.Controller;
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namespace Shadowsocks.Model
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{
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[Serializable]
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public class Server
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{
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public static readonly Regex
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UrlFinder = new Regex(@"ss://(?<base64>[A-Za-z0-9+-/=_]+)(?:#(?<tag>\S+))?", RegexOptions.IgnoreCase),
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DetailsParser = new Regex(@"^((?<method>.+?):(?<password>.*)@(?<hostname>.+?):(?<port>\d+?))$", RegexOptions.IgnoreCase);
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private const int DefaultServerTimeoutSec = 5;
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public const int MaxServerTimeoutSec = 20;
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public string server;
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public int server_port;
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public string password;
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public string method;
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public string remarks;
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public int timeout;
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public override int GetHashCode()
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{
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return server.GetHashCode() ^ server_port;
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}
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public override bool Equals(object obj)
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{
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Server o2 = (Server)obj;
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return server == o2.server && server_port == o2.server_port;
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}
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public string FriendlyName()
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{
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if (server.IsNullOrEmpty())
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{
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return I18N.GetString("New server");
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}
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string serverStr;
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// CheckHostName() won't do a real DNS lookup
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var hostType = Uri.CheckHostName(server);
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switch (hostType)
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{
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case UriHostNameType.IPv6:
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serverStr = $"[{server}]:{server_port}";
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break;
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default:
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// IPv4 and domain name
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serverStr = $"{server}:{server_port}";
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break;
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}
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return remarks.IsNullOrEmpty()
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? serverStr
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: $"{remarks} ({serverStr})";
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}
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public Server()
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{
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server = "";
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server_port = 8388;
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method = "aes-256-cfb";
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password = "";
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remarks = "";
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timeout = DefaultServerTimeoutSec;
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}
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public static List<Server> GetServers(string ssURL)
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{
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var matches = UrlFinder.Matches(ssURL);
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if (matches.Count <= 0) return null;
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List<Server> servers = new List<Server>();
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foreach (Match match in matches)
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{
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Server tmp = new Server();
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var base64 = match.Groups["base64"].Value;
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var tag = match.Groups["tag"].Value;
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if (!tag.IsNullOrEmpty())
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{
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tmp.remarks = HttpUtility.UrlDecode(tag, Encoding.UTF8);
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}
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Match details = DetailsParser.Match(Encoding.UTF8.GetString(Convert.FromBase64String(
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base64.PadRight(base64.Length + (4 - base64.Length % 4) % 4, '='))));
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if (!details.Success)
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continue;
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tmp.method = details.Groups["method"].Value;
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tmp.password = details.Groups["password"].Value;
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tmp.server = details.Groups["hostname"].Value;
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tmp.server_port = int.Parse(details.Groups["port"].Value);
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servers.Add(tmp);
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}
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return servers;
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}
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public string Identifier()
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{
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return server + ':' + server_port;
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}
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}
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}
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