<?php
/**
 * OpenBSD System Class
 *
 * PHP version 5
 *
 * @category  PHP
 * @package   PSI OpenBSD OS class
 * @author    Michael Cramer <BigMichi1@users.sourceforge.net>
 * @copyright 2009 phpSysInfo
 * @license   http://opensource.org/licenses/gpl-2.0.php GNU General Public License
 * @version   SVN: $Id: class.OpenBSD.inc.php 621 2012-07-29 18:49:04Z namiltd $
 * @link      http://phpsysinfo.sourceforge.net
 */
 /**
 * OpenBSD sysinfo class
 * get all the required information from OpenBSD systems
 *
 * @category  PHP
 * @package   PSI OpenBSD OS class
 * @author    Michael Cramer <BigMichi1@users.sourceforge.net>
 * @copyright 2009 phpSysInfo
 * @license   http://opensource.org/licenses/gpl-2.0.php GNU General Public License
 * @version   Release: 3.0
 * @link      http://phpsysinfo.sourceforge.net
 */
class OpenBSD extends BSDCommon
{
	/**
	 * define the regexp for log parser
	 */
	public function __construct()
	{
		parent::__construct();
		//        $this->setCPURegExp1("/^cpu(.*) (.*) MHz/");
		$this->setCPURegExp2("/(.*),(.*),(.*),(.*),(.*)/");
		$this->setSCSIRegExp1("/^(.*) at scsibus.*: <(.*)> .*/");
		$this->setSCSIRegExp2("/^(da[0-9]+): (.*)MB /");
		$this->setPCIRegExp1("/(.*) at pci[0-9]+ .* \"(.*)\"/");
		$this->setPCIRegExp2("/\"(.*)\" (.*).* at [.0-9]+ irq/");
	}

	/**
	 * UpTime
	 * time the system is running
	 *
	 * @return void
	 */
	private function _uptime()
	{
		$a = $this->grabkey('kern.boottime');
		$this->sys->setUptime(time() - $a);
	}

	/**
	 * get network information
	 *
	 * @return void
	 */
	private function _network()
	{
		CommonFunctions::executeProgram('netstat', '-nbdi | cut -c1-25,44- | grep Link | grep -v \'* \'', $netstat_b, PSI_DEBUG);
		CommonFunctions::executeProgram('netstat', '-ndi | cut -c1-25,44- | grep Link | grep -v \'* \'', $netstat_n, PSI_DEBUG);
		$lines_b = preg_split("/\n/", $netstat_b, -1, PREG_SPLIT_NO_EMPTY);
		$lines_n = preg_split("/\n/", $netstat_n, -1, PREG_SPLIT_NO_EMPTY);
		for ($i = 0, $max = sizeof($lines_b); $i < $max; $i++) {
			$ar_buf_b = preg_split("/\s+/", $lines_b[$i]);
			$ar_buf_n = preg_split("/\s+/", $lines_n[$i]);
			if (!empty($ar_buf_b[0]) && (!empty($ar_buf_n[3]) || ($ar_buf_n[3] === "0"))) {
				$dev = new NetDevice();
				$dev->setName($ar_buf_b[0]);
				$dev->setTxBytes($ar_buf_b[4]);
				$dev->setRxBytes($ar_buf_b[3]);
				$dev->setErrors($ar_buf_n[4] + $ar_buf_n[6]);
				$dev->setDrops($ar_buf_n[8]);
				if (defined('PSI_SHOW_NETWORK_INFOS') && (PSI_SHOW_NETWORK_INFOS) && (CommonFunctions::executeProgram('ifconfig', $ar_buf_b[0].' 2>/dev/null', $bufr2, PSI_DEBUG))) {
					$speedinfo = "";
					$bufe2 = preg_split("/\n/", $bufr2, -1, PREG_SPLIT_NO_EMPTY);
					foreach ($bufe2 as $buf2) {
						if (preg_match('/^\s+lladdr\s+(\S+)/i', $buf2, $ar_buf2))
							$dev->setInfo(($dev->getInfo()?$dev->getInfo().';':'').preg_replace('/:/', '-', strtoupper($ar_buf2[1])));
						elseif (preg_match('/^\s+inet\s+(\S+)\s+netmask/i', $buf2, $ar_buf2))
							$dev->setInfo(($dev->getInfo()?$dev->getInfo().';':'').$ar_buf2[1]);
						elseif ((preg_match('/^\s+inet6\s+([^\s%]+)\s+prefixlen/i', $buf2, $ar_buf2)
							  || preg_match('/^\s+inet6\s+([^\s%]+)%\S+\s+prefixlen/i', $buf2, $ar_buf2))
							  && ($ar_buf2[1]!="::") && !preg_match('/^fe80::/i', $ar_buf2[1]))
							$dev->setInfo(($dev->getInfo()?$dev->getInfo().';':'').strtolower($ar_buf2[1]));
						elseif (preg_match('/^\s+media:\s+/i', $buf2) && preg_match('/[\(\s](\d+)(G*)base/i', $buf2, $ar_buf2)) {
							if (isset($ar_buf2[2]) && strtoupper($ar_buf2[2])=="G") {
								$unit = "G";
							} else {
								$unit = "M";
							}
							if (preg_match('/\s(\S+)-duplex/i', $buf2, $ar_buf3))
								$speedinfo = $ar_buf2[1].$unit.'b/s '.strtolower($ar_buf3[1]);
							else $speedinfo = $ar_buf2[1].$unit.'b/s';
						}
					}
					if ($speedinfo != "") $dev->setInfo(($dev->getInfo()?$dev->getInfo().';':'').$speedinfo);
				}
				$this->sys->setNetDevices($dev);
			}
		}
	}

	/**
	 * IDE information
	 *
	 * @return void
	 */
	protected function ide()
	{
		foreach ($this->readdmesg() as $line) {
			if (preg_match('/^(.*) at pciide[0-9]+ (.*): <(.*)>/', $line, $ar_buf)) {
				$dev = new HWDevice();
				$dev->setName($ar_buf[0]);
				// now loop again and find the capacity
				foreach ($this->readdmesg() as $line2) {
					if (preg_match("/^(".$ar_buf[0]."): (.*), (.*), (.*)MB, .*$/", $line2, $ar_buf_n)) {
						$dev->setCapacity($ar_buf_n[4] * 2048 * 1.049);
					}
				}
				$this->sys->setIdeDevices($dev);
			}
		}
	}

	/**
	 * get CPU information
	 *
	 * @return void
	 */
	protected function cpuinfo()
	{
		$dev = new CpuDevice();
		$dev->setModel($this->grabkey('hw.model'));
		$dev->setCpuSpeed($this->grabkey('hw.cpuspeed'));
		$was = false;
		foreach ($this->readdmesg() as $line) {
			if (preg_match("/^cpu[0-9]+: (.*)/", $line, $ar_buf)) {
				$was = true;
				if (preg_match("/^cpu[0-9]+: (\d+)([KM])B (.*) L2 cache/", $line, $ar_buf2)) {
					if ($ar_buf2[2]=="M") {
						$dev->setCache($ar_buf2[1]*1024*1024);
					} elseif ($ar_buf2[2]=="K") {
						$dev->setCache($ar_buf2[1]*1024);
					}
				} else {
					$feats = preg_split("/,/", strtolower(trim($ar_buf[1])), -1, PREG_SPLIT_NO_EMPTY);
					foreach ($feats as $feat) {
						if (($feat=="vmx") || ($feat=="svm")) {
							$dev->setVirt($feat);
						}
					}
				}
			} elseif ($was) {
				break;
			}
		}
		$ncpu = $this->grabkey('hw.ncpu');
		if (is_null($ncpu) || (trim($ncpu) == "") || (!($ncpu >= 1)))
			$ncpu = 1;
		for ($ncpu ; $ncpu > 0 ; $ncpu--) {
			$this->sys->setCpus($dev);
		}
	}

	/**
	 * get icon name
	 *
	 * @return void
	 */
	private function _distroicon()
	{
		$this->sys->setDistributionIcon('OpenBSD.png');
	}

	/**
	 * Processes
	 *
	 * @return void
	 */
	protected function _processes()
	{
		if (CommonFunctions::executeProgram('ps', 'aux', $bufr, PSI_DEBUG)) {
			$lines = preg_split("/\n/", $bufr, -1, PREG_SPLIT_NO_EMPTY);
			$processes['*'] = 0;
			foreach ($lines as $line) {
				if (preg_match("/^\S+\s+\d+\s+\S+\s+\S+\s+\d+\s+\d+\s+\S+\s+(\w)/", $line, $ar_buf)) {
					$processes['*']++;
					$state = $ar_buf[1];
					if ($state == 'I') $state = 'S'; //linux format
					if (isset($processes[$state])) {
						$processes[$state]++;
					} else {
						$processes[$state] = 1;
					}
				}
			}
			if ($processes['*'] > 0) {
				$this->sys->setProcesses($processes);
			}
		}
	}

	/**
	 * get the information
	 *
	 * @see BSDCommon::build()
	 *
	 * @return Void
	 */
	public function build()
	{
		parent::build();
		$this->_distroicon();
		$this->_network();
		$this->_uptime();
		$this->_processes();
	}
}