565 lines
19 KiB
C#
565 lines
19 KiB
C#
// Copyright (C) 2015, The Duplicati Team
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// http://www.duplicati.com, info@duplicati.com
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//
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// This library is free software; you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as
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// published by the Free Software Foundation; either version 2.1 of the
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// License, or (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful, but
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// WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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using System;
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using System.Linq;
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using System.Collections.Generic;
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using System.Security.Cryptography;
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using System.Security.Cryptography.X509Certificates;
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using Duplicati.Library.Common;
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using Duplicati.Library.RestAPI;
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namespace Duplicati.Server.Database
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{
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public class ServerSettings
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{
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private static class CONST
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{
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public const string STARTUP_DELAY = "startup-delay";
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public const string DOWNLOAD_SPEED_LIMIT = "max-download-speed";
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public const string UPLOAD_SPEED_LIMIT = "max-upload-speed";
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public const string THREAD_PRIORITY = "thread-priority";
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public const string LAST_WEBSERVER_PORT = "last-webserver-port";
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public const string IS_FIRST_RUN = "is-first-run";
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public const string SERVER_PORT_CHANGED = "server-port-changed";
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public const string SERVER_PASSPHRASE = "server-passphrase";
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public const string SERVER_PASSPHRASE_SALT = "server-passphrase-salt";
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public const string SERVER_PASSPHRASETRAYICON = "server-passphrase-trayicon";
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public const string SERVER_PASSPHRASETRAYICONHASH = "server-passphrase-trayicon-hash";
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public const string UPDATE_CHECK_LAST = "last-update-check";
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public const string UPDATE_CHECK_INTERVAL = "update-check-interval";
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public const string UPDATE_CHECK_NEW_VERSION = "update-check-latest";
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public const string UNACKED_ERROR = "unacked-error";
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public const string UNACKED_WARNING = "unacked-warning";
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public const string SERVER_LISTEN_INTERFACE = "server-listen-interface";
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public const string SERVER_SSL_CERTIFICATE = "server-ssl-certificate";
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public const string HAS_FIXED_INVALID_BACKUPID = "has-fixed-invalid-backup-id";
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public const string UPDATE_CHANNEL = "update-channel";
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public const string USAGE_REPORTER_LEVEL = "usage-reporter-level";
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public const string HAS_ASKED_FOR_PASSWORD_PROTECTION = "has-asked-for-password-protection";
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public const string DISABLE_TRAY_ICON_LOGIN = "disable-tray-icon-login";
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public const string SERVER_ALLOWED_HOSTNAMES = "allowed-hostnames";
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}
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private readonly Dictionary<string, string> settings;
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private readonly Connection databaseConnection;
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private Library.AutoUpdater.UpdateInfo m_latestUpdate;
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internal ServerSettings(Connection con)
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{
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settings = new Dictionary<string, string>();
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databaseConnection = con;
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ReloadSettings();
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}
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public void ReloadSettings()
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{
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lock(databaseConnection.m_lock)
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{
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settings.Clear();
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foreach(var n in typeof(CONST).GetFields(System.Reflection.BindingFlags.Public | System.Reflection.BindingFlags.DeclaredOnly | System.Reflection.BindingFlags.Static).Select(x => (string)x.GetValue(null)))
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settings[n] = null;
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foreach(var n in databaseConnection.GetSettings(Connection.SERVER_SETTINGS_ID))
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settings[n.Name] = n.Value;
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}
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}
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public void UpdateSettings(Dictionary<string, string> newsettings, bool clearExisting)
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{
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if (newsettings == null)
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throw new ArgumentNullException();
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lock(databaseConnection.m_lock)
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{
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m_latestUpdate = null;
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if (clearExisting)
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settings.Clear();
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foreach(var k in newsettings)
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if (!clearExisting && newsettings[k.Key] == null && k.Key.StartsWith("--", StringComparison.Ordinal))
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settings.Remove(k.Key);
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else
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settings[k.Key] = newsettings[k.Key];
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}
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SaveSettings();
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if (newsettings.Keys.Contains(CONST.SERVER_PASSPHRASE))
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GenerateWebserverPasswordTrayIcon();
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}
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private void SaveSettings()
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{
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databaseConnection.SetSettings(
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from n in settings
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select (Duplicati.Server.Serialization.Interface.ISetting)new Setting() {
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Filter = "",
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Name = n.Key,
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Value = n.Value
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}, Database.Connection.SERVER_SETTINGS_ID);
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FIXMEGlobal.IncrementLastDataUpdateID();
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FIXMEGlobal.StatusEventNotifyer.SignalNewEvent();
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// In case the usage reporter is enabled or disabled, refresh now
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FIXMEGlobal.StartOrStopUsageReporter();
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// If throttle options were changed, update now
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FIXMEGlobal.UpdateThrottleSpeeds();
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}
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public string StartupDelayDuration
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{
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get
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{
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return settings[CONST.STARTUP_DELAY];
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}
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set
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{
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lock(databaseConnection.m_lock)
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settings[CONST.STARTUP_DELAY] = value;
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SaveSettings();
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}
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}
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public System.Threading.ThreadPriority? ThreadPriorityOverride
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{
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get
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{
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var tp = settings[CONST.THREAD_PRIORITY];
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if (string.IsNullOrEmpty(tp))
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return null;
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System.Threading.ThreadPriority r;
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if (Enum.TryParse<System.Threading.ThreadPriority>(tp, true, out r))
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return r;
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return null;
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}
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set
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{
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lock(databaseConnection.m_lock)
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settings[CONST.THREAD_PRIORITY] = value.HasValue ? Enum.GetName(typeof(System.Threading.ThreadPriority), value.Value) : null;
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}
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}
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public string DownloadSpeedLimit
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{
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get
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{
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return settings[CONST.DOWNLOAD_SPEED_LIMIT];
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}
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set
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{
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lock(databaseConnection.m_lock)
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settings[CONST.DOWNLOAD_SPEED_LIMIT] = value;
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SaveSettings();
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}
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}
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public string UploadSpeedLimit
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{
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get
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{
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return settings[CONST.UPLOAD_SPEED_LIMIT];
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}
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set
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{
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lock(databaseConnection.m_lock)
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settings[CONST.UPLOAD_SPEED_LIMIT] = value;
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SaveSettings();
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}
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}
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public bool IsFirstRun
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{
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get
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{
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return Duplicati.Library.Utility.Utility.ParseBoolOption(settings, CONST.IS_FIRST_RUN);
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}
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set
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{
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lock(databaseConnection.m_lock)
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settings[CONST.IS_FIRST_RUN] = value.ToString();
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SaveSettings();
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}
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}
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public bool HasAskedForPasswordProtection
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{
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get
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{
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return Duplicati.Library.Utility.Utility.ParseBoolOption(settings, CONST.HAS_ASKED_FOR_PASSWORD_PROTECTION);
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}
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set
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{
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lock (databaseConnection.m_lock)
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settings[CONST.HAS_ASKED_FOR_PASSWORD_PROTECTION] = value.ToString();
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SaveSettings();
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}
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}
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public bool UnackedError
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{
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get
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{
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return Duplicati.Library.Utility.Utility.ParseBool(settings[CONST.UNACKED_ERROR], false);
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}
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set
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{
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lock(databaseConnection.m_lock)
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settings[CONST.UNACKED_ERROR] = value.ToString();
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SaveSettings();
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}
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}
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public bool UnackedWarning
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{
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get
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{
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return Duplicati.Library.Utility.Utility.ParseBool(settings[CONST.UNACKED_WARNING], false);
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}
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set
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{
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lock(databaseConnection.m_lock)
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settings[CONST.UNACKED_WARNING] = value.ToString();
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SaveSettings();
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}
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}
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public bool ServerPortChanged
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{
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get
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{
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return Duplicati.Library.Utility.Utility.ParseBool(settings[CONST.SERVER_PORT_CHANGED], false);
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}
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set
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{
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lock(databaseConnection.m_lock)
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settings[CONST.SERVER_PORT_CHANGED] = value.ToString();
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SaveSettings();
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}
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}
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public bool DisableTrayIconLogin
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{
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get
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{
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return Duplicati.Library.Utility.Utility.ParseBool(settings[CONST.DISABLE_TRAY_ICON_LOGIN], false);
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}
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set
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{
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lock (databaseConnection.m_lock)
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settings[CONST.DISABLE_TRAY_ICON_LOGIN] = value.ToString();
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SaveSettings();
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}
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}
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public int LastWebserverPort
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{
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get
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{
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var tp = settings[CONST.LAST_WEBSERVER_PORT];
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int p;
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if (string.IsNullOrEmpty(tp) || !int.TryParse(tp, out p))
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return -1;
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return p;
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}
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set
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{
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lock(databaseConnection.m_lock)
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settings[CONST.LAST_WEBSERVER_PORT] = value.ToString();
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SaveSettings();
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}
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}
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public string WebserverPassword
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{
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get
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{
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return settings[CONST.SERVER_PASSPHRASE];
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}
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}
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public string WebserverPasswordSalt
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{
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get
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{
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return settings[CONST.SERVER_PASSPHRASE_SALT];
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}
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}
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public void SetWebserverPassword(string password)
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{
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if (string.IsNullOrWhiteSpace(password))
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{
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lock(databaseConnection.m_lock)
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{
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settings[CONST.SERVER_PASSPHRASE] = "";
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settings[CONST.SERVER_PASSPHRASE_SALT] = "";
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}
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}
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else
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{
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var prng = RandomNumberGenerator.Create();
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var buf = new byte[32];
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prng.GetBytes(buf);
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var salt = Convert.ToBase64String(buf);
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var sha256 = System.Security.Cryptography.SHA256.Create();
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var str = System.Text.Encoding.UTF8.GetBytes(password);
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sha256.TransformBlock(str, 0, str.Length, str, 0);
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sha256.TransformFinalBlock(buf, 0, buf.Length);
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var pwd = Convert.ToBase64String(sha256.Hash);
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lock(databaseConnection.m_lock)
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{
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settings[CONST.SERVER_PASSPHRASE] = pwd;
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settings[CONST.SERVER_PASSPHRASE_SALT] = salt;
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}
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}
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SaveSettings();
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}
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public void SetAllowedHostnames(string allowedHostnames)
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{
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lock (databaseConnection.m_lock)
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settings[CONST.SERVER_ALLOWED_HOSTNAMES] = allowedHostnames;
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SaveSettings();
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}
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public string WebserverPasswordTrayIcon => settings[CONST.SERVER_PASSPHRASETRAYICON];
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public string WebserverPasswordTrayIconHash => settings[CONST.SERVER_PASSPHRASETRAYICONHASH];
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public string AllowedHostnames => settings[CONST.SERVER_ALLOWED_HOSTNAMES];
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public void GenerateWebserverPasswordTrayIcon()
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{
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var password = "";
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var pwd = "";
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if (!string.IsNullOrEmpty(settings[CONST.SERVER_PASSPHRASE]))
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{
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password = Guid.NewGuid().ToString();
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var buf = Convert.FromBase64String(settings[CONST.SERVER_PASSPHRASE_SALT]);
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var sha256 = System.Security.Cryptography.SHA256.Create();
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var str = System.Text.Encoding.UTF8.GetBytes(password);
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sha256.TransformBlock(str, 0, str.Length, str, 0);
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sha256.TransformFinalBlock(buf, 0, buf.Length);
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pwd = Convert.ToBase64String(sha256.Hash);
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}
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lock (databaseConnection.m_lock)
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{
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settings[CONST.SERVER_PASSPHRASETRAYICON] = password;
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settings[CONST.SERVER_PASSPHRASETRAYICONHASH] = pwd;
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}
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SaveSettings();
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}
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public DateTime LastUpdateCheck
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{
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get
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{
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long t;
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if (long.TryParse(settings[CONST.UPDATE_CHECK_LAST], out t))
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return new DateTime(t, DateTimeKind.Utc);
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else
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return new DateTime(0, DateTimeKind.Utc);
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}
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set
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{
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lock(databaseConnection.m_lock)
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settings[CONST.UPDATE_CHECK_LAST] = value.ToUniversalTime().Ticks.ToString();
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SaveSettings();
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}
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}
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public string UpdateCheckInterval
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{
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get
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{
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var tp = settings[CONST.UPDATE_CHECK_INTERVAL];
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if (string.IsNullOrWhiteSpace(tp))
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tp = "1W";
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return tp;
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}
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set
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{
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lock(databaseConnection.m_lock)
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settings[CONST.UPDATE_CHECK_INTERVAL] = value;
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SaveSettings();
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FIXMEGlobal.UpdatePoller.Reschedule();
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}
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}
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public DateTime NextUpdateCheck
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{
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get
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{
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try
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{
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return Duplicati.Library.Utility.Timeparser.ParseTimeInterval(UpdateCheckInterval, LastUpdateCheck);
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}
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catch
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{
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return LastUpdateCheck.AddDays(7);
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}
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}
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}
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public Library.AutoUpdater.UpdateInfo UpdatedVersion
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{
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get
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{
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if (string.IsNullOrWhiteSpace(settings[CONST.UPDATE_CHECK_NEW_VERSION]))
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return null;
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try
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{
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if (m_latestUpdate != null)
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return m_latestUpdate;
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using(var tr = new System.IO.StringReader(settings[CONST.UPDATE_CHECK_NEW_VERSION]))
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return m_latestUpdate = Server.Serialization.Serializer.Deserialize<Library.AutoUpdater.UpdateInfo>(tr);
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}
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catch
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{
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}
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return null;
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}
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set
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{
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string result = null;
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if (value != null)
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{
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var sb = new System.Text.StringBuilder();
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using(var tw = new System.IO.StringWriter(sb))
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Server.Serialization.Serializer.SerializeJson(tw, value);
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result = sb.ToString();
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}
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m_latestUpdate = value;
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lock(databaseConnection.m_lock)
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settings[CONST.UPDATE_CHECK_NEW_VERSION] = result;
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SaveSettings();
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}
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}
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public string ServerListenInterface
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{
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get
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{
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return settings[CONST.SERVER_LISTEN_INTERFACE];
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}
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set
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{
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lock(databaseConnection.m_lock)
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settings[CONST.SERVER_LISTEN_INTERFACE] = value;
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SaveSettings();
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}
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}
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public X509Certificate2 ServerSSLCertificate
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{
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get
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{
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if (String.IsNullOrEmpty(settings[CONST.SERVER_SSL_CERTIFICATE]))
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return null;
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if (OperatingSystem.IsWindows())
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return new X509Certificate2(Convert.FromBase64String(settings[CONST.SERVER_SSL_CERTIFICATE]));
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else
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return new X509Certificate2(Convert.FromBase64String(settings[CONST.SERVER_SSL_CERTIFICATE]), "");
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}
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set
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{
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if (value == null)
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{
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lock (databaseConnection.m_lock)
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settings[CONST.SERVER_SSL_CERTIFICATE] = String.Empty;
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}
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else
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{
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if (OperatingSystem.IsWindows())
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lock (databaseConnection.m_lock)
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settings[CONST.SERVER_SSL_CERTIFICATE] = Convert.ToBase64String(value.Export(X509ContentType.Pkcs12));
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else
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lock (databaseConnection.m_lock)
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settings[CONST.SERVER_SSL_CERTIFICATE] = Convert.ToBase64String(value.Export(X509ContentType.Pkcs12, ""));
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}
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SaveSettings();
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}
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}
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public bool FixedInvalidBackupId
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{
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get
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{
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return Duplicati.Library.Utility.Utility.ParseBool(settings[CONST.HAS_FIXED_INVALID_BACKUPID], false);
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}
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set
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{
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lock(databaseConnection.m_lock)
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settings[CONST.HAS_FIXED_INVALID_BACKUPID] = value.ToString();
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SaveSettings();
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}
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}
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public string UpdateChannel
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{
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get
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{
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return settings[CONST.UPDATE_CHANNEL];
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}
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set
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{
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lock(databaseConnection.m_lock)
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settings[CONST.UPDATE_CHANNEL] = value;
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SaveSettings();
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}
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}
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public string UsageReporterLevel
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{
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get
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{
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return settings[CONST.USAGE_REPORTER_LEVEL];
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}
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set
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{
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lock(databaseConnection.m_lock)
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settings[CONST.USAGE_REPORTER_LEVEL] = value;
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SaveSettings();
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}
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}
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}
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}
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