/*
 * This file is a part of Winix
 * and is not publicly distributed
 * 
 * Copyright (c) 2008-2011, Tomasz Sowa
 * All rights reserved.
 * 
 */
 
#include <cstdlib>
#include <ctime>
#include <iostream>
#include <sys/param.h>

#include "core/log.h"
#include "core/app.h"
#include "core/plugin.h"


Log     log;
Log     nlog; // notify log (used by a notification thread)
Plugin  plugin;



/*
	application object
*/
App app;




void print_syntax()
{
	std::cout << "Syntax:" << std::endl;	
	std::cout << "  winix config_file" << std::endl;	
}




int main(int argv, char ** argc)
{
	std::srand(std::time(0));

	if( argv != 2 )
	{
		print_syntax();	
		return 1;
	}

	app.system.system_start = time(0);
	app.config.config_file  = argc[1];
	
	if( !app.config.ReadConfig(true, false) ) /* errors to stdout, stdout in not closed */
		return 2;

	if( app.stdout_is_closed || app.config.demonize )
		app.config.log_stdout = false;

	// closing descriptors only at the beginning
	// !! temporary we do not close standard output for errors
	// client postgresql uses it for reporting warnings (I don't know why)
	//close(2);

	if( !app.config.log_stdout )
	{
		close(1);
		app.stdout_is_closed = true;
	}

	log.Init(app.config.log_level, app.config.log_save_each_line, app.config.log_file,
			 app.config.log_stdout, app.config.log_request);

	nlog.Init(app.config.log_level, true, app.config.log_notify_file, false, 1);

	log << log3 << "-- preparing to start winix --" << logend;

	if( !app.InitFCGI() )
		return false;

	if( !app.DropPrivileges() )
		return 3;

	app.LogUserGroups();

	if( app.config.demonize && !app.Demonize() )
		return 4;

	// app.config.base_server can be changed (stripped from 'http://' or a last slash)
	// it is done when the config is read
	log << log3 << "base_server: " << app.config.base_server << logend;

	// load plugins before loading sessions - session_manager.LoadSessions()
	// because some of the plugins can init its own sessions dates
	plugin.LoadPlugins(app.config.plugins_dir, app.config.plugin_file);

	// app.Init() starts other threads as well (they will be waiting on the lock)
	if( !app.Init() )
		return 1;

	log.PutDate(log1);
	log << "winix started" << logend << logsave;

	app.StartThreads();
	// now we have more threads, we should use Lock() and Unlock()

	// main loop
	app.Start();

	app.Lock();
	plugin.Call(WINIX_CLOSE);
	app.Close();
	app.Unlock();

	app.WaitForThreads();
	// now all others threads are terminated

	log.PutDate(log1);
	log << "winix stopped" << logend << logsave;

return 0;
}