pandemonium_engine/modules/web/http/web_server.h

101 lines
4.0 KiB
C++

#ifndef WEB_SERVER_H
#define WEB_SERVER_H
/*************************************************************************/
/* web_server.h */
/*************************************************************************/
/* This file is part of: */
/* PANDEMONIUM ENGINE */
/* https://github.com/Relintai/pandemonium_engine */
/*************************************************************************/
/* Copyright (c) 2022-present Péter Magyar. */
/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#include "core/os/rw_lock.h"
#include "scene/main/node.h"
class WebServerRequest;
class WebNode;
class WebRoot;
class HTTPSessionManager;
class WebServer : public Node {
GDCLASS(WebServer, Node);
public:
enum {
NOTIFICATION_WEB_SERVER_STARTED = 2000,
NOTIFICATION_WEB_SERVER_STOPPED = 2001,
NOTIFICATION_WEB_SERVER_WRITE_LOCK_ACQUIRED = 2002,
};
bool get_is_running();
WebNode *get_web_root();
HTTPSessionManager *get_session_manager();
void server_handle_request(Ref<WebServerRequest> request);
// The server is expected to be running in a heavily multi threaded setting,
// if you want to safely change to root, or to heavily change the tree
// you need to lock the tree, however triggering a change like this using a web interface
// from within a server would cause a deadlock, so if you want to do something like this
// you can call request_write_lock() while handling a request, then
// do the desired change when your node receives NOTIFICATION_WEB_SERVER_WRITE_LOCK_ACQUIRED
// Also note that every WebNode has a lock similar to this for the same reason,
// if you want to only change a certain WebNode's children, only lock that particular node.
void request_write_lock();
void refresh_root();
void start();
void stop();
virtual void _start();
virtual void _stop();
Dictionary unregister_connection_for_request(const Ref<WebServerRequest> &request);
virtual Dictionary _unregister_connection_for_request(const Ref<WebServerRequest> &request);
String get_configuration_warning() const;
WebServer();
~WebServer();
protected:
void _notification(int p_what);
static void _bind_methods();
bool _is_running;
WebNode *_web_root;
HTTPSessionManager *_session_manager;
bool _write_lock_requested;
RWLock _rw_lock;
};
#endif