This commit is contained in:
kislovdm
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using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Security.Cryptography;
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using System.Text;
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namespace MonsterMonitor.Models
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{
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public sealed class AppSettings
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{
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private const string ProtectedPrefix = "dpapi:";
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public string SshHost { get; set; } = "127.0.0.1";
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public int SshPort { get; set; } = 22;
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public string SshUsername { get; set; } = "user";
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public string SshPasswordProtected { get; set; } = string.Empty;
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public string SystemPasswordProtected { get; set; } = string.Empty;
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public string ThreeProxyPasswordProtected { get; set; } = string.Empty;
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public bool SavePassword { get; set; } = false;
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public int RemotePort { get; set; } = 3328;
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public int LocalPort { get; set; } = 7829;
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public int MaxPingFailures { get; set; } = 3;
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public int ReconnectTimeoutSec { get; set; } = 45;
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public string SsProcessPath { get; set; } = Path.Combine("App_Data", "ss", "ss.exe");
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public string SsArguments { get; set; } = string.Empty;
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public string GetPassword()
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{
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if (string.IsNullOrWhiteSpace(SshPasswordProtected))
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{
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return string.Empty;
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}
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if (!SshPasswordProtected.StartsWith(ProtectedPrefix, StringComparison.Ordinal))
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{
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return SshPasswordProtected;
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}
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var protectedData = Convert.FromBase64String(SshPasswordProtected.Substring(ProtectedPrefix.Length));
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var unprotected = ProtectedData.Unprotect(protectedData, null, DataProtectionScope.CurrentUser);
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return Encoding.UTF8.GetString(unprotected);
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}
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public void SetPassword(string password)
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{
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if (!SavePassword || string.IsNullOrEmpty(password))
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{
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SshPasswordProtected = string.Empty;
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return;
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}
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var bytes = Encoding.UTF8.GetBytes(password);
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var protectedData = ProtectedData.Protect(bytes, null, DataProtectionScope.CurrentUser);
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SshPasswordProtected = ProtectedPrefix + Convert.ToBase64String(protectedData);
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}
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public string GetSystemPassword()
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{
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if (string.IsNullOrWhiteSpace(SystemPasswordProtected))
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{
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return "";
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}
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if (!SystemPasswordProtected.StartsWith(ProtectedPrefix, StringComparison.Ordinal))
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{
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return SystemPasswordProtected;
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}
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var protectedData = Convert.FromBase64String(SystemPasswordProtected.Substring(ProtectedPrefix.Length));
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var unprotected = ProtectedData.Unprotect(protectedData, null, DataProtectionScope.CurrentUser);
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return Encoding.UTF8.GetString(unprotected);
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}
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public void SetSystemPassword(string password)
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{
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if (string.IsNullOrEmpty(password))
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{
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SystemPasswordProtected = string.Empty;
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return;
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}
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var bytes = Encoding.UTF8.GetBytes(password);
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var protectedData = ProtectedData.Protect(bytes, null, DataProtectionScope.CurrentUser);
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SystemPasswordProtected = ProtectedPrefix + Convert.ToBase64String(protectedData);
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}
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public string GetThreeProxyPassword()
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{
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if (string.IsNullOrWhiteSpace(ThreeProxyPasswordProtected))
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{
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return string.Empty;
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}
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if (!ThreeProxyPasswordProtected.StartsWith(ProtectedPrefix, StringComparison.Ordinal))
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{
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return ThreeProxyPasswordProtected;
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}
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var protectedData = Convert.FromBase64String(ThreeProxyPasswordProtected.Substring(ProtectedPrefix.Length));
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var unprotected = ProtectedData.Unprotect(protectedData, null, DataProtectionScope.CurrentUser);
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return Encoding.UTF8.GetString(unprotected);
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}
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public void SetThreeProxyPassword(string password)
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{
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if (string.IsNullOrEmpty(password))
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{
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ThreeProxyPasswordProtected = string.Empty;
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return;
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}
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var bytes = Encoding.UTF8.GetBytes(password);
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var protectedData = ProtectedData.Protect(bytes, null, DataProtectionScope.CurrentUser);
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ThreeProxyPasswordProtected = ProtectedPrefix + Convert.ToBase64String(protectedData);
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}
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public static string GetSettingsPath()
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{
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var directory = Path.Combine(
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Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData),
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"MonsterMonitor");
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Directory.CreateDirectory(directory);
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return Path.Combine(directory, "settings.ini");
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}
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public static AppSettings Load()
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{
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var path = GetSettingsPath();
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if (!File.Exists(path))
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{
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return new AppSettings();
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}
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var result = new AppSettings();
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var map = new Dictionary<string, string>(StringComparer.OrdinalIgnoreCase);
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foreach (var line in File.ReadAllLines(path))
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{
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if (string.IsNullOrWhiteSpace(line) || line.TrimStart().StartsWith("#", StringComparison.Ordinal))
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{
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continue;
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}
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var separator = line.IndexOf('=');
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if (separator <= 0)
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{
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continue;
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}
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var key = line.Substring(0, separator).Trim();
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var value = line.Substring(separator + 1).Trim();
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map[key] = value;
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}
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result.SshHost = Get(map, nameof(SshHost), result.SshHost);
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result.SshPort = GetInt(map, nameof(SshPort), result.SshPort);
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result.SshUsername = Get(map, nameof(SshUsername), result.SshUsername);
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result.SshPasswordProtected = Get(map, nameof(SshPasswordProtected), result.SshPasswordProtected);
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result.SystemPasswordProtected = Get(map, nameof(SystemPasswordProtected), result.SystemPasswordProtected);
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result.ThreeProxyPasswordProtected = Get(map, nameof(ThreeProxyPasswordProtected), result.ThreeProxyPasswordProtected);
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result.SavePassword = GetBool(map, nameof(SavePassword), result.SavePassword);
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result.RemotePort = GetInt(map, nameof(RemotePort), result.RemotePort);
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result.LocalPort = GetInt(map, nameof(LocalPort), result.LocalPort);
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result.MaxPingFailures = GetInt(map, nameof(MaxPingFailures), result.MaxPingFailures);
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result.ReconnectTimeoutSec = GetInt(map, nameof(ReconnectTimeoutSec), result.ReconnectTimeoutSec);
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result.SsProcessPath = Get(map, nameof(SsProcessPath), result.SsProcessPath);
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result.SsArguments = Get(map, nameof(SsArguments), result.SsArguments);
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if (string.IsNullOrWhiteSpace(result.SystemPasswordProtected))
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{
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result.SetSystemPassword("STerra");
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result.Save();
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}
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return result;
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}
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public void Save()
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{
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var path = GetSettingsPath();
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var lines = new[]
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{
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$"{nameof(SshHost)}={SshHost}",
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$"{nameof(SshPort)}={SshPort}",
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$"{nameof(SshUsername)}={SshUsername}",
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$"{nameof(SshPasswordProtected)}={SshPasswordProtected}",
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$"{nameof(SystemPasswordProtected)}={SystemPasswordProtected}",
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$"{nameof(ThreeProxyPasswordProtected)}={ThreeProxyPasswordProtected}",
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$"{nameof(SavePassword)}={SavePassword}",
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$"{nameof(RemotePort)}={RemotePort}",
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$"{nameof(LocalPort)}={LocalPort}",
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$"{nameof(MaxPingFailures)}={MaxPingFailures}",
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$"{nameof(ReconnectTimeoutSec)}={ReconnectTimeoutSec}",
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$"{nameof(SsProcessPath)}={SsProcessPath}",
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$"{nameof(SsArguments)}={SsArguments}"
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};
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File.WriteAllLines(path, lines);
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}
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private static string Get(IDictionary<string, string> map, string key, string defaultValue)
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{
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return map.TryGetValue(key, out var value) ? value : defaultValue;
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}
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private static int GetInt(IDictionary<string, string> map, string key, int defaultValue)
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{
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if (map.TryGetValue(key, out var value) && int.TryParse(value, out var parsed))
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{
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return parsed;
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}
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return defaultValue;
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}
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private static bool GetBool(IDictionary<string, string> map, string key, bool defaultValue)
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{
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if (map.TryGetValue(key, out var value) && bool.TryParse(value, out var parsed))
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{
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return parsed;
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}
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return defaultValue;
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}
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}
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}
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