#!/usr/local/bin/php5 -f 
<?php
	/**
	 * Daemonize the process
	 */
	if ( pcntl_fork() ){
		exit(0);
	}
	
	posix_setsid();	
	
	if ( pcntl_fork() ){
		exit(0);
	}

	/**
	 * Set the user permissions on the script 
	 */
	$pw = posix_getpwnam('nobody');
	posix_setuid($pw['uid']);
	posix_setgid($pw['gid']);
	
	
	/**
	 * Get an exclusive lock or exit!
	 */
	if ( false === startLock(__FILE__) ){
		writeError('Could not get exclusive lock');
		exit(1);
	}

	/**
	 * Must declare ticks in main execution!!
	 */
	declare(ticks = 1);
	
	/**
	 * Presence of stop file prevents this daemon from starting/running
	 */
	define('SCRIPT_STOP_FILE' , '/tmp/' . basename(__FILE__) . '.stop');
	
	/**
	 * Require sig handler class and instantiate
	 */
	$sigHandler = new signalHandler(__FILE__);
	
	/**
	 * Make sure we're OK to run 
	 */
	if ( !$sigHandler->checkRun() ){
		exit($sigHandler->getExitCode());
	}

	do{

		if ( !getDB('slave')->Ping() || !getDB('master')->Ping() ){
			writeError('[ERROR] Could not ping DB server(s)!');
			exit(1);
		}

		
		foreach( array_keys($enquire) as $sku ){
			if ( pcntl_fork() > 0 ){
				continue;
			} else {	
				posix_setsid();					
				if ( pcntl_fork() ){
					exit(0);
				}	
				processInventoryEnquire($sku, $enquire);
				exit(0);
			}		
		}

		sleep(MAX_CHILDREN_LIMIT/2);

	} while ($sigHandler->checkRun());

	exit($sigHandler->getExitCode());
?>