pfSense

/*

	functions.inc.php

*/

if (Connection_Aborted()) {

	exit;

require_once("config.inc");

require_once("pfsense-utils.inc");

function get_stats() {

	$stats['datetime'] = update_date_time();

	$stats['cpufreq'] = get_cpufreq();

	$stats['load_average'] = get_load_average();

	$stats['mbuf'] = get_mbuf();

	$stats['mbufpercent'] = get_mbuf(true);

	$stats['statepercent'] = get_pfstate(true);

	$stats = join("|", $stats);

function get_uptime() {

	$uptime = get_uptime_sec();

	if (intval($uptime) == 0) {

		return;

	}

	$updays = (int)($uptime / 86400);

	$uptime %= 60;

	$upsecs = (int)($uptime);

	if ($updays > 1) {

		$uptimestr .= "$updays Days ";

	} else if ($updays > 0) {

		$uptimestr .= "1 Day ";

	}

	if ($uphours > 1) {

		$hours = "s";

	}

	if ($upmins > 1) {

		$minutes = "s";

	}

	if ($upmins > 1) {

		$seconds = "s";

	}

	$uptimestr .= sprintf("%02d Hour$hours %02d Minute$minutes %02d Second$seconds", $uphours, $upmins, $upsecs);

	return $uptimestr;

/* Calculates non-idle CPU time and returns as a percentage */

function cpu_usage() {

	$duration = 1;

	$cpuTicks = array_combine($diff, explode(" ", get_single_sysctl('kern.cp_time')));

	sleep($duration);

	$cpuTicks2 = array_combine($diff, explode(" ", get_single_sysctl('kern.cp_time')));

	$totalStart = array_sum($cpuTicks);

	if ($totalEnd <= $totalStart) {

		return 0;

	}

	// Calculate the percentage used

	return $cpuUsage;

function get_pfstate($percent=false) {

	global $config;

	$matches = "";

	if (isset($config['system']['maximumstates']) and $config['system']['maximumstates'] > 0) {

		$maxstates="{$config['system']['maximumstates']}";

	} else {

		$maxstates=pfsense_default_state_size();

	}

	$curentries = `/sbin/pfctl -si |grep current`;

		$curentries = $matches[1];

	}

	if (!is_numeric($curentries)) {

		$curentries = 0;

	}

			return round(($curentries / $maxstates) * 100, 0);

		} else {

			return "NA";

		}

		return $curentries . "/" . $maxstates;

	}

}

function has_temp() {

	/* no known temp monitors available at present */

	/* should only reach here if there is no hardware monitor */

function get_mbuf($percent=false) {

	$mbufs_output=trim(`/usr/bin/netstat -mb | /usr/bin/grep "mbuf clusters in use" | /usr/bin/awk '{ print $1 }'`);

	list($mbufs_current, $mbufs_cache, $mbufs_total, $mbufs_max) = explode("/", $mbufs_output);

			return round(($mbufs_total / $mbufs_max) * 100, 0);

		} else {

			return "NA";

		}

		return "{$mbufs_total}/{$mbufs_max}";

	}

}

function get_temp() {

	$temp_out = get_single_sysctl("dev.cpu.0.temperature");

	if ($temp_out == "") {

		$temp_out = get_single_sysctl("hw.acpi.thermal.tz0.temperature");

	}

	// Remove 'C' from the end and spaces

}

/* Get mounted filesystems and usage. Do not display entries for virtual filesystems (e.g. devfs, nullfs, unionfs) */

	$dfout = "";

	exec("/bin/df -h {$slice} | /usr/bin/tail -n 1 | /usr/bin/awk '{ print $5 }' | /usr/bin/cut -d '%' -f 1", $dfout);

	$diskusage = trim($dfout[0]);

function swap_usage() {

	exec("/usr/sbin/swapinfo", $swap_info);

	$swap_used = "";

	foreach ($swap_info as $line) {

		if (preg_match('/(\d+)%$/', $line, $matches)) {

	}

	return $swap_used;

}

function mem_usage() {

	$totalMem = get_single_sysctl("vm.stats.vm.v_page_count");

		$memUsage = round(($usedMem * 100) / $totalMem, 0);

	} else {

		$memUsage = "NA";

	}

}

function update_date_time() {

function get_cpufreq() {

	$cpufreqs = explode(" ", get_single_sysctl('dev.cpu.0.freq_levels'));

	$maxfreq = explode("/", $cpufreqs[0]);

	$curfreq = get_single_sysctl('dev.cpu.0.freq');

	if (($curfreq > 0) && ($curfreq != $maxfreq)) {

		$out = "Current: {$curfreq} MHz, Max: {$maxfreq} MHz";

	}

	return $out;

function get_cpu_count($show_detail = false) {

	$cpucount = get_single_sysctl('kern.smp.cpus');

function get_load_average() {

function get_interfacestats() {

	global $config;

	$ifdescrs = get_configured_interface_list();

	$array_in_packets = array();

	//build data arrays

	foreach ($ifdescrs as $ifdescr => $ifname) {

		$ifinfo = get_interface_info($ifdescr);

		$new_data .= "{$ifinfo['inpkts']},";

	}//end for

	return $new_data;

}

function get_interfacestatus() {

	$data = "";

	$ifdescrs = get_configured_interface_with_descr();

	foreach ($ifdescrs as $ifdescr => $ifname) {

		$ifinfo = get_interface_info($ifdescr);

		$data .= $ifname . "^";

		if ($ifinfo['status'] == "up" || $ifinfo['status'] == "associated") {

			$data .= "up";

		} else if ($ifinfo['status'] == "no carrier") {

			$data .= "down";

		} else if ($ifinfo['status'] == "down") {

			$data .= "block";

		$data .= "^";

		if ($ifinfo['ipaddr']) {

			$data .= "<strong>" . htmlspecialchars($ifinfo['ipaddr']) . "</strong>";

		}

		$data .= "^";

		if ($ifinfo['ipaddrv6']) {

			$data .= "<strong>" . htmlspecialchars($ifinfo['ipaddrv6']) . "</strong>";

		}

		$data .= "^";

		if ($ifinfo['status'] != "down") {

			$data .= htmlspecialchars($ifinfo['media']);

		}

		$data .= "~";

	return $data;

?>