netch/Netch/Servers/Shadowsocks/ShadowsocksController.cs

using System.Collections.Generic;
using System.Net;
using System.Text;
using System.Threading.Tasks;
using Netch.Controllers;
using Netch.Interfaces;
using Netch.Models;

namespace Netch.Servers
{
    public class ShadowsocksController : Guard, IServerController
    {
        public ShadowsocksController() : base("Shadowsocks.exe", encoding: Encoding.UTF8)
        {
        }

        protected override IEnumerable<string> StartedKeywords => new[] { "listening on" };

        protected override IEnumerable<string> FailedKeywords => new[] { "error", "failed to start plguin" };

        public override string Name => "Shadowsocks";

        public ushort? Socks5LocalPort { get; set; }

        public string? LocalAddress { get; set; }

        public async Task<Socks5LocalServer> StartAsync(Server s)
        {
            var server = (ShadowsocksServer)s;

            var arguments = new object?[]
            {
                "-s", $"{await server.AutoResolveHostnameAsync()}:{server.Port}",
                "-b", $"{this.LocalAddress()}:{this.Socks5LocalPort()}",
                "-m", server.EncryptMethod,
                "-k", server.Password,
                "--plugin", server.Plugin,
                "--plugin-opts", server.PluginOption,
                "-U", SpecialArgument.Flag
            };

            await StartGuardAsync(Arguments.Format(arguments));
            return new Socks5LocalServer(IPAddress.Loopback.ToString(), this.Socks5LocalPort(), server.Hostname);
        }
    }
}