/* * Bittorrent Client using Qt and libtorrent. * Copyright (C) 2014, 2017, 2022 Vladimir Golovnev * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version 2 * of the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. * * In addition, as a special exception, the copyright holders give permission to * link this program with the OpenSSL project's "OpenSSL" library (or with * modified versions of it that use the same license as the "OpenSSL" library), * and distribute the linked executables. You must obey the GNU General Public * License in all respects for all of the code used other than "OpenSSL". If you * modify file(s), you may extend this exception to your version of the file(s), * but you are not obligated to do so. If you do not wish to do so, delete this * exception statement from your version. */ #pragma once #include #include #include #include #include #include #include #include #include #include #include #include #include "base/applicationcomponent.h" #include "base/global.h" #include "base/http/irequesthandler.h" #include "base/http/responsebuilder.h" #include "base/http/types.h" #include "base/path.h" #include "base/utils/net.h" #include "base/utils/version.h" #include "api/isessionmanager.h" inline const Utils::Version<3, 2> API_VERSION {2, 9, 1}; class APIController; class AuthController; class WebApplication; class WebSession final : public QObject, public ApplicationComponent, public ISession { public: explicit WebSession(const QString &sid, IApplication *app); QString id() const override; bool hasExpired(qint64 seconds) const; void updateTimestamp(); template void registerAPIController(const QString &scope) { static_assert(std::is_base_of_v, "Class should be derived from APIController."); m_apiControllers[scope] = new T(app(), this); } APIController *getAPIController(const QString &scope) const; private: const QString m_sid; QElapsedTimer m_timer; // timestamp QMap m_apiControllers; }; class WebApplication final : public QObject, public ApplicationComponent , public Http::IRequestHandler, public ISessionManager , private Http::ResponseBuilder { Q_OBJECT Q_DISABLE_COPY_MOVE(WebApplication) public: explicit WebApplication(IApplication *app, QObject *parent = nullptr); ~WebApplication() override; Http::Response processRequest(const Http::Request &request, const Http::Environment &env) override; QString clientId() const override; WebSession *session() override; void sessionStart() override; void sessionEnd() override; const Http::Request &request() const; const Http::Environment &env() const; private: void doProcessRequest(); void configure(); void declarePublicAPI(const QString &apiPath); void sendFile(const Path &path); void sendWebUIFile(); void translateDocument(QString &data) const; // Session management QString generateSid() const; void sessionInitialize(); bool isAuthNeeded(); bool isPublicAPI(const QString &scope, const QString &action) const; bool isCrossSiteRequest(const Http::Request &request) const; bool validateHostHeader(const QStringList &domains) const; QHostAddress resolveClientAddress() const; // Persistent data QHash m_sessions; // Current data WebSession *m_currentSession = nullptr; Http::Request m_request; Http::Environment m_env; QHash m_params; const QString m_cacheID; const QRegularExpression m_apiPathPattern {u"^/api/v2/(?[A-Za-z_][A-Za-z_0-9]*)/(?[A-Za-z_][A-Za-z_0-9]*)$"_s}; QSet m_publicAPIs; const QHash, QString> m_allowedMethod = { // <, HTTP method> {{u"app"_s, u"setPreferences"_s}, Http::METHOD_POST}, {{u"app"_s, u"shutdown"_s}, Http::METHOD_POST}, {{u"auth"_s, u"login"_s}, Http::METHOD_POST}, {{u"auth"_s, u"logout"_s}, Http::METHOD_POST}, {{u"rss"_s, u"addFeed"_s}, Http::METHOD_POST}, {{u"rss"_s, u"setFeedURL"_s}, Http::METHOD_POST}, {{u"rss"_s, u"addFolder"_s}, Http::METHOD_POST}, {{u"rss"_s, u"markAsRead"_s}, Http::METHOD_POST}, {{u"rss"_s, u"moveItem"_s}, Http::METHOD_POST}, {{u"rss"_s, u"refreshItem"_s}, Http::METHOD_POST}, {{u"rss"_s, u"removeItem"_s}, Http::METHOD_POST}, {{u"rss"_s, u"removeRule"_s}, Http::METHOD_POST}, {{u"rss"_s, u"renameRule"_s}, Http::METHOD_POST}, {{u"rss"_s, u"setRule"_s}, Http::METHOD_POST}, {{u"search"_s, u"delete"_s}, Http::METHOD_POST}, {{u"search"_s, u"enablePlugin"_s}, Http::METHOD_POST}, {{u"search"_s, u"installPlugin"_s}, Http::METHOD_POST}, {{u"search"_s, u"start"_s}, Http::METHOD_POST}, {{u"search"_s, u"stop"_s}, Http::METHOD_POST}, {{u"search"_s, u"uninstallPlugin"_s}, Http::METHOD_POST}, {{u"search"_s, u"updatePlugins"_s}, Http::METHOD_POST}, {{u"torrents"_s, u"add"_s}, Http::METHOD_POST}, {{u"torrents"_s, u"addPeers"_s}, Http::METHOD_POST}, {{u"torrents"_s, u"addTags"_s}, Http::METHOD_POST}, {{u"torrents"_s, u"addTrackers"_s}, Http::METHOD_POST}, {{u"torrents"_s, u"bottomPrio"_s}, Http::METHOD_POST}, {{u"torrents"_s, u"createCategory"_s}, Http::METHOD_POST}, {{u"torrents"_s, u"createTags"_s}, Http::METHOD_POST}, {{u"torrents"_s, u"decreasePrio"_s}, Http::METHOD_POST}, {{u"torrents"_s, u"delete"_s}, Http::METHOD_POST}, {{u"torrents"_s, u"deleteTags"_s}, Http::METHOD_POST}, {{u"torrents"_s, u"editCategory"_s}, Http::METHOD_POST}, {{u"torrents"_s, u"editTracker"_s}, Http::METHOD_POST}, {{u"torrents"_s, u"filePrio"_s}, Http::METHOD_POST}, {{u"torrents"_s, u"increasePrio"_s}, Http::METHOD_POST}, {{u"torrents"_s, u"pause"_s}, Http::METHOD_POST}, {{u"torrents"_s, u"reannounce"_s}, Http::METHOD_POST}, {{u"torrents"_s, u"recheck"_s}, Http::METHOD_POST}, {{u"torrents"_s, u"removeCategories"_s}, Http::METHOD_POST}, {{u"torrents"_s, u"removeTags"_s}, Http::METHOD_POST}, {{u"torrents"_s, u"removeTrackers"_s}, Http::METHOD_POST}, {{u"torrents"_s, u"rename"_s}, Http::METHOD_POST}, {{u"torrents"_s, u"renameFile"_s}, Http::METHOD_POST}, {{u"torrents"_s, u"renameFolder"_s}, Http::METHOD_POST}, {{u"torrents"_s, u"resume"_s}, Http::METHOD_POST}, {{u"torrents"_s, u"setAutoManagement"_s}, Http::METHOD_POST}, {{u"torrents"_s, u"setCategory"_s}, Http::METHOD_POST}, {{u"torrents"_s, u"setDownloadLimit"_s}, Http::METHOD_POST}, {{u"torrents"_s, u"setDownloadPath"_s}, Http::METHOD_POST}, {{u"torrents"_s, u"setForceStart"_s}, Http::METHOD_POST}, {{u"torrents"_s, u"setLocation"_s}, Http::METHOD_POST}, {{u"torrents"_s, u"setSavePath"_s}, Http::METHOD_POST}, {{u"torrents"_s, u"setShareLimits"_s}, Http::METHOD_POST}, {{u"torrents"_s, u"setSuperSeeding"_s}, Http::METHOD_POST}, {{u"torrents"_s, u"setUploadLimit"_s}, Http::METHOD_POST}, {{u"torrents"_s, u"toggleFirstLastPiecePrio"_s}, Http::METHOD_POST}, {{u"torrents"_s, u"toggleSequentialDownload"_s}, Http::METHOD_POST}, {{u"torrents"_s, u"topPrio"_s}, Http::METHOD_POST}, {{u"transfer"_s, u"banPeers"_s}, Http::METHOD_POST}, {{u"transfer"_s, u"setDownloadLimit"_s}, Http::METHOD_POST}, {{u"transfer"_s, u"setSpeedLimitsMode"_s}, Http::METHOD_POST}, {{u"transfer"_s, u"setUploadLimit"_s}, Http::METHOD_POST}, {{u"transfer"_s, u"toggleSpeedLimitsMode"_s}, Http::METHOD_POST}, }; bool m_isAltUIUsed = false; Path m_rootFolder; struct TranslatedFile { QByteArray data; QString mimeType; QDateTime lastModified; }; QHash m_translatedFiles; QString m_currentLocale; QTranslator m_translator; bool m_translationFileLoaded = false; AuthController *m_authController = nullptr; bool m_isLocalAuthEnabled = false; bool m_isAuthSubnetWhitelistEnabled = false; QVector m_authSubnetWhitelist; int m_sessionTimeout = 0; QString m_sessionCookieName; // security related QStringList m_domainList; bool m_isCSRFProtectionEnabled = true; bool m_isSecureCookieEnabled = true; bool m_isHostHeaderValidationEnabled = true; bool m_isHttpsEnabled = false; // Reverse proxy bool m_isReverseProxySupportEnabled = false; QVector m_trustedReverseProxyList; QHostAddress m_clientAddress; QVector m_prebuiltHeaders; };