<?php
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/*!
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* Pi Dashboard (http://www.nxez.com)
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* Copyright 2017 NXEZ.com.
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* Licensed under the GPL v3.0 license.
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*/
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@header("content-Type: text/html; charset=utf-8");
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ob_start();
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date_default_timezone_set('Asia/Shanghai');
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$D = Array();
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$D['page']['time']['start'] = explode(' ', microtime());
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get_info();
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if (isset($_GET['ajax']) && $_GET['ajax'] == "true"){
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echo json_encode($D);
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exit;
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}
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$D['version'] = '1.0.0';
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$D['model'] = get_device_model();
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$D['user'] = @get_current_user();
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$D['hostname'] = gethostname();
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$D['hostip'] = ('/'==DIRECTORY_SEPARATOR) ? $_SERVER['SERVER_ADDR'] : @gethostbyname($_SERVER['SERVER_NAME']);
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$D['yourip'] = $_SERVER['REMOTE_ADDR'];
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$D['uname'] = @php_uname();
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$D['os'] = explode(" ", php_uname());
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if (($str = @file("/sys/devices/system/cpu/cpu0/cpufreq/scaling_cur_freq")) !== false){
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$D['cpu']['freq'] = $str[0];
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}
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else{
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$D['cpu']['freq'] = 0;
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}
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if (($str = @file("/proc/cpuinfo")) !== false){
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$str = implode("", $str);
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@preg_match_all("/model\s+name\s{0,}\:+\s{0,}([\w\s\)\(\@.-]+)([\r\n]+)/s", $str, $model);
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@preg_match_all("/BogoMIPS\s{0,}\:+\s{0,}([\d\.]+)[\r\n]+/", $str, $bogomips);
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if (false !== is_array($model[1])){
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$D['cpu']['count'] = sizeof($model[1]);
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$bogomips[1][0] = ' | Bogomips:'.$bogomips[1][0];
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if($D['cpu']['count'] == 1){
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$D['cpu']['model'] = $model[1][0].$bogomips[1][0];
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}
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else{
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$D['cpu']['model'] = $model[1][0].$bogomips[1][0].' ×'.$D['cpu']['count'];
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}
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}
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}
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else{
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$D['cpu']['count'] = 1;
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$D['cpu']['model'] = '';
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}
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function get_device_model(){
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return ['name' => 'Raspberry Pi', 'id' => 'raspberry-pi'];
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}
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function get_info(){
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global $D;
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$D['time'] = time();
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if (($str = @file("/proc/uptime")) !== false){
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$str = explode(" ", implode("", $str));
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$D['uptime'] = trim($str[0]);
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}
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else{
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$D['uptime'] = 0;
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}
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// CPU Core
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if (($str = @file("/proc/stat")) !== false){
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$str = str_replace(" ", " ", $str);
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$info = explode(" ", implode("", $str));
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$D['cpu']['stat'] = array('user'=>$info[1],
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'nice'=>$info[2],
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'sys' => $info[3],
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'idle'=>$info[4],
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'iowait'=>$info[5],
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'irq' => $info[6],
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'softirq' => $info[7]
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);
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}
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else{
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$D['cpu']['stat'] = array('user'=>0,
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'nice'=>0,
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'sys' => 0,
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'idle'=> 0,
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'iowait'=> 0,
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'irq' => 0,
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'softirq' => 0
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);
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}
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if (($str = @file("/sys/class/thermal/thermal_zone0/temp")) !== false){
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$D['cpu']['temp'] = $str;
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}
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else{
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$D['cpu']['temp'] = 0;
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}
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if (($str = @file("/proc/meminfo")) !== false){
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$str = implode("", $str);
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preg_match_all("/MemTotal\s{0,}\:+\s{0,}([\d\.]+).+?MemFree\s{0,}\:+\s{0,}([\d\.]+).+?Cached\s{0,}\:+\s{0,}([\d\.]+).+?SwapTotal\s{0,}\:+\s{0,}([\d\.]+).+?SwapFree\s{0,}\:+\s{0,}([\d\.]+)/s", $str, $buf);
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preg_match_all("/Buffers\s{0,}\:+\s{0,}([\d\.]+)/s", $str, $buffers);
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$D['mem']['total'] = round($buf[1][0]/1024, 2);
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$D['mem']['free'] = round($buf[2][0]/1024, 2);
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$D['mem']['buffers'] = round($buffers[1][0]/1024, 2);
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$D['mem']['cached'] = round($buf[3][0]/1024, 2);
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$D['mem']['cached_percent'] = (floatval($D['mem']['cached'])!=0)?round($D['mem']['cached']/$D['mem']['total']*100,2):0;
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$D['mem']['used'] = $D['mem']['total']-$D['mem']['free'];
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$D['mem']['percent'] = (floatval($D['mem']['total'])!=0)?round($D['mem']['used']/$D['mem']['total']*100,2):0;
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$D['mem']['real']['used'] = $D['mem']['total'] - $D['mem']['free'] - $D['mem']['cached'] - $D['mem']['buffers'];
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$D['mem']['real']['free'] = round($D['mem']['total'] - $D['mem']['real']['used'],2);
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$D['mem']['real']['percent'] = (floatval($D['mem']['total'])!=0)?round($D['mem']['real']['used']/$D['mem']['total']*100,2):0;
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$D['mem']['swap']['total'] = round($buf[4][0]/1024, 2);
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$D['mem']['swap']['free'] = round($buf[5][0]/1024, 2);
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$D['mem']['swap']['used'] = round($D['mem']['swap']['total']-$D['mem']['swap']['free'], 2);
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$D['mem']['swap']['percent'] = (floatval($D['mem']['swap']['total'])!=0)?round($D['mem']['swap']['used']/$D['mem']['swap']['total']*100,2):0;
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}
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else{
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$D['mem']['total'] = 0;
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$D['mem']['free'] = 0;
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$D['mem']['buffers'] = 0;
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$D['mem']['cached'] = 0;
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$D['mem']['cached_percent'] = 0;
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$D['mem']['used'] = 0;
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$D['mem']['percent'] = 0;
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$D['mem']['real']['used'] = 0;
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$D['mem']['real']['free'] = 0;
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$D['mem']['real']['percent'] = 0;
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$D['mem']['swap']['total'] = 0;
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$D['mem']['swap']['free'] = 0;
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$D['mem']['swap']['used'] = 0;
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$D['mem']['swap']['percent'] = 0;
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}
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if (($str = @file("/proc/loadavg")) !== false){
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$str = explode(" ", implode("", $str));
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$str = array_chunk($str, 4);
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$D['load_avg'] = $str[0];
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}
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else{
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$D['load_avg'] = array(0,0,0,'0/0');
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}
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$D['disk']['total'] = round(@disk_total_space(".")/(1024*1024*1024),3);
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$D['disk']['free'] = round(@disk_free_space(".")/(1024*1024*1024),3);
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$D['disk']['used'] = $D['disk']['total'] - $D['disk']['free'];
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$D['disk']['percent'] = (floatval($D['disk']['total'])!=0)?round($D['disk']['used']/$D['disk']['total']*100,2):0;
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if (($strs = @file("/proc/net/dev")) !== false){
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$D['net']['count'] = count($strs) - 2;
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for ($i = 2; $i < count($strs); $i++ )
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{
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preg_match_all( "/([^\s]+):[\s]{0,}(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)/", $strs[$i], $info );
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$D['net']['interfaces'][$i-2]['name'] = $info[1][0];
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$D['net']['interfaces'][$i-2]['total_in'] = $info[2][0];
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$D['net']['interfaces'][$i-2]['total_out'] = $info[10][0];
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}
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}
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else{
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$D['net']['count'] = 0;
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}
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}
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?>
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