fusionpbx/app/system/system.php

<?php
/*
	FusionPBX
	Version: MPL 1.1

	The contents of this file are subject to the Mozilla Public License Version
	1.1 (the "License"); you may not use this file except in compliance with
	the License. You may obtain a copy of the License at
	http://www.mozilla.org/MPL/

	Software distributed under the License is distributed on an "AS IS" basis,
	WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
	for the specific language governing rights and limitations under the
	License.

	The Original Code is FusionPBX

	The Initial Developer of the Original Code is
	Mark J Crane <markjcrane@fusionpbx.com>
	Portions created by the Initial Developer are Copyright (C) 2008-2019
	the Initial Developer. All Rights Reserved.

	Contributor(s):
	Mark J Crane <markjcrane@fusionpbx.com>
	James Rose <james.o.rose@gmail.com>
*/

//includes
	include "root.php";
	require_once "resources/require.php";
	require_once "resources/check_auth.php";

//check permissions
	if (permission_exists('system_view_info')
		|| permission_exists('system_view_cpu')
		|| permission_exists('system_view_hdd')
		|| permission_exists('system_view_ram')
		|| permission_exists('system_view_backup')) {
		//access granted
	}
	else {
		echo "access denied";
		exit;
	}

//add multi-lingual support
	$language = new text;
	$text = $language->get();

//additional includes
	require_once "resources/header.php";

//set the page title
	$document['title'] = $text['title-sys-status'];

// OS Support
	//
	// For each section below wrap in an OS detection statement like:
	//	if (stristr(PHP_OS, 'Linux')) {}
	//
	// Some possibilites for PHP_OS...
	//
	//	CYGWIN_NT-5.1
	//	Darwin
	//	FreeBSD
	//	HP-UX
	//	IRIX64
	//	Linux
	//	NetBSD
	//	OpenBSD
	//	SunOS
	//	Unix
	//	WIN32
	//	WINNT
	//	Windows
	//

//system information
	echo "<b>".$text['header-sys-status']."</b>";
	echo "<br><br>";

	echo "<table width=\"100%\" border=\"0\" cellpadding=\"0\" cellspacing=\"0\">\n";
	echo "<tr>\n";
	echo "	<th class='th' colspan='2' align='left'>".$text['title-sys-info']."</th>\n";
	echo "</tr>\n";
	if (permission_exists('system_view_info')) {
		echo "<tr>\n";
		echo "	<td width='20%' class=\"vncell\" style='text-align: left;'>\n";
		echo "		".$text['label-version']."\n";
		echo "	</td>\n";
		echo "	<td class=\"row_style1\">\n";
		echo "		".software::version()."\n";
		echo "	</td>\n";
		echo "</tr>\n";

		$git_path = normalize_path_to_os($_SERVER['PROJECT_ROOT']."/.git");
		if(file_exists($git_path)){
			$git_exe = 'git';
			if (strtoupper(substr(PHP_OS, 0, 3)) === 'SUN') { $git_exe = shell_exec('which git'); }
			exec($git_exe.' --git-dir='.$git_path.' status', $dummy, $returnCode);
			if($returnCode){
				echo "<tr>\n";
				echo "	<td width='20%' class=\"vncell\" style='text-align: left;'>\n";
				echo "		".$text['label-git_info']."\n";
				echo "	</td>\n";
				echo "	<td class=\"row_style1\">\n";
				echo "		".$text['label-git_corrupted']."\n";
				echo "	</td>\n";
				echo "</tr>\n";
			}else{
				$git_branch = shell_exec($git_exe.' --git-dir='.$git_path.' name-rev --name-only HEAD');
				rtrim($git_branch);
				$git_commit = shell_exec($git_exe.' --git-dir='.$git_path.' rev-parse HEAD');
				rtrim($git_commit);
				$git_origin = shell_exec($git_exe.' --git-dir='.$git_path.' config --get remote.origin.url');
				rtrim($git_origin);
				$git_origin = preg_replace('/\.git$/','',$git_origin);
				$git_status = shell_exec($git_exe.' --git-dir='.$git_path.' status | grep "Your branch"');
				rtrim($git_status);
				$git_age = shell_exec($git_exe.' --git-dir='.$git_path.' log --pretty=format:%at "HEAD^!"');
				rtrim($git_age);
				$git_date = DateTime::createFromFormat('U', $git_age);
				$git_age = $git_date->diff(new DateTime('now'));
				echo "<tr>\n";
				echo "	<td width='20%' class=\"vncell\" style='text-align: left;'>\n";
				echo "		".$text['label-git_info']."\n";
				echo "	</td>\n";
				echo "	<td class=\"row_style1\">\n";
				echo "		".$text['label-git_branch'].": ".$git_branch."<br>\n";
				echo "		".$text['label-git_commit'].": <a href='$git_origin/commit/$git_commit'>".$git_commit."</a><br>\n";
				echo "		".$text['label-git_origin'].": ".$git_origin."<br>\n";
				echo "		".$text['label-git_status'].": ".$git_status.$git_age->format(' %R%a days ago')."<br>\n";
				echo "	</td>\n";
				echo "</tr>\n";
			}
		}

		echo "<tr>\n";
		echo "	<td width='20%' class=\"vncell\" style='text-align: left;'>\n";
		echo "		".$text['label-path']."\n";
		echo "	</td>\n";
		echo "	<td class=\"row_style1\">\n";
		echo "		".$_SERVER['PROJECT_ROOT']."\n";
		echo "	</td>\n";
		echo "</tr>\n";

		$fp = event_socket_create($_SESSION['event_socket_ip_address'], $_SESSION['event_socket_port'], $_SESSION['event_socket_password']);
		if ($fp) {
			$switch_version = event_socket_request($fp, 'api version');
			preg_match("/FreeSWITCH Version (\d+\.\d+\.\d+(?:\.\d+)?).*\(.*?(\d+\w+)\s*\)/", $switch_version, $matches);
			$switch_version = $matches[1];
			$switch_bits = $matches[2];
			echo "<tr>\n";
			echo "	<td width='20%' class=\"vncell\" style='text-align: left;'>\n";
			echo "		".$text['label-switch']." ".$text['label-version']."\n";
			echo "	</td>\n";
			echo "	<td class=\"row_style1\">$switch_version ($switch_bits)</td>\n";
			echo "</tr>\n";
			preg_match("/\(git\s*(.*?)\s*\d+\w+\s*\)/", $switch_version, $matches);
			$switch_git_info = $matches[1];
			if(strlen($switch_git_info) > 0){
				echo "<tr>\n";
				echo "	<td width='20%' class=\"vncell\" style='text-align: left;'>\n";
				echo "		".$text['label-switch']." ".$text['label-git_info']."\n";
				echo "	</td>\n";
				echo "	<td class=\"row_style1\">$switch_git_info</td>\n";
				echo "</tr>\n";
			}
			echo "<tr>\n";
			echo "	<td width='20%' class=\"vncell\" style='text-align: left;'>\n";
			echo "	".$text['label-php']." ".$text['label-version']."\n";
			echo "	</td>\n";
			echo "	<td class=\"row_style1\">".phpversion()."</td>\n";
			echo "</tr>\n";
		}

		echo "<tr>\n";
		echo "	<th class='th' colspan='2' align='left' style='padding-top:2em'>".$text['title-os-info']."</th>\n";
		echo "</tr>\n";

		if (strtoupper(substr(PHP_OS, 0, 3)) === 'WIN') {
			echo "<!--\n";
			$data = explode("\n",shell_exec('systeminfo /FO CSV 2> nul'));
			$data = array_combine(str_getcsv($data[0]), str_getcsv($data[1]));
			$os_name = $data['OS Name'];
			$os_version = $data['OS Version'];
			unset($data);
			echo "-->\n";
		}
		else {
			echo "<!--\n";
			$os_kernel = shell_exec('uname -a');
			$os_name = shell_exec('lsb_release -is');
			$os_version = shell_exec('lsb_release -rs');
			echo "-->\n";
		}
		
		if (strlen($os_name) > 0) {
			echo "<tr>\n";
			echo "	<td width='20%' class=\"vncell\" style='text-align: left;'>\n";
			echo "		".$text['label-os']." \n";
			echo "	</td>\n";
			echo "	<td class=\"row_style1\">\n";
			echo "		".$os_name." \n";
			echo "	</td>\n";
			echo "</tr>\n";
		}
		if (strlen($os_version) > 0) {
			echo "<tr>\n";
			echo "	<td width='20%' class=\"vncell\" style='text-align: left;'>\n";
			echo "		".$text['label-version']." \n";
			echo "	</td>\n";
			echo "	<td class=\"row_style1\">\n";
			echo "		".$os_version." \n";
			echo "	</td>\n";
			echo "</tr>\n";
		}
		if (strlen($os_kernel) > 0) {
			echo "<tr>\n";
			echo "	<td width='20%' class=\"vncell\" style='text-align: left;'>\n";
			echo "		".$text['label-kernel']." \n";
			echo "	</td>\n";
			echo "	<td class=\"row_style1\">\n";
			echo "		".$os_kernel." \n";
			echo "	</td>\n";
			echo "</tr>\n";
		}
		unset($os_name, $os_version, $os_kernel);

		echo "<!--\n";
		$tmp_result = shell_exec('uptime');
		echo "-->\n";
		if (strlen($tmp_result) > 0) {
			echo "<tr>\n";
			echo "	<td width='20%' class=\"vncell\" style='text-align: left;'>\n";
			echo "		Uptime\n";
			echo "	</td>\n";
			echo "	<td class=\"row_style1\">\n";
			echo "		".$tmp_result." \n";
			echo "	</td>\n";
			echo "</tr>\n";
		}
		unset($tmp_result);
	}
	echo "<tr>\n";
	echo "	<td width='20%' class=\"vncell\" style='text-align: left;'>\n";
	echo "		Date\n";
	echo "	</td>\n";
	echo "	<td class=\"row_style1\">\n";
	echo "		".date('r')." \n";
	echo "	</td>\n";
	echo "</tr>\n";
	echo "</table>\n";
	echo "<br /><br>";

//memory information
	if (permission_exists('system_view_ram')) {
		//linux
		if (stristr(PHP_OS, 'Linux')) {
			echo "<!--\n";
			$shell_cmd = 'free -hw';
			$shell_result = shell_exec($shell_cmd);
			echo "-->\n";
			if (strlen($shell_result) > 0) {
				echo "<table width=\"100%\" border=\"0\" cellpadding=\"7\" cellspacing=\"0\">\n";
				echo "<tr>\n";
				echo "	<th colspan='2' align='left' valign='top'>".$text['title-mem']."</th>\n";
				echo "</tr>\n";
				echo "<tr>\n";
				echo "	<td width='20%' class=\"vncell\" style='text-align: left;'>\n";
				echo "	".$text['label-mem']."\n";
				echo "	</td>\n";
				echo "	<td class=\"row_style1\">\n";
				echo "	<pre>\n";
				echo "$shell_result<br>";
				echo "</pre>\n";
				unset($shell_result);
				echo "	</td>\n";
				echo "</tr>\n";
				echo "</table>\n";
				echo "<br /><br />";
			}
		}

		//freebsd
		if (stristr(PHP_OS, 'FreeBSD')) {
			echo "<!--\n";
			$shell_cmd = 'sysctl vm.vmtotal';
			$shell_result = shell_exec($shell_cmd);
			echo "-->\n";
			if (strlen($shell_result) > 0) {
				echo "<table width=\"100%\" border=\"0\" cellpadding=\"7\" cellspacing=\"0\">\n";
				echo "<tr>\n";
				echo "	<th colspan='2' align='left' valign='top'>".$text['title-mem']."</th>\n";
				echo "</tr>\n";
				echo "<tr>\n";
				echo "	<td width='20%' class=\"vncell\" style='text-align: left;'>\n";
				echo "	".$text['label-mem']."\n";
				echo "	</td>\n";
				echo "	<td class=\"row_style1\">\n";
				echo "	<pre>\n";
				echo "$shell_result<br>";
				echo "</pre>\n";
				unset($shell_result);
				echo "	</td>\n";
				echo "</tr>\n";
				echo "</table>\n";
				echo "<br /><br />";
			}
		}
	}

//cpu information
	if (permission_exists('system_view_cpu')) {
		//linux
		if (stristr(PHP_OS, 'Linux')) {
			echo "<!--\n";
			$shell_cmd = "ps -e -o pcpu,cpu,nice,state,cputime,args --sort pcpu | sed '/^ 0.0 /d'";
			$shell_result = shell_exec($shell_cmd);
			echo "-->\n";
			if (strlen($shell_result) > 0) {
				echo "<table width=\"100%\" border=\"0\" cellpadding=\"7\" cellspacing=\"0\">\n";
				echo "<tr>\n";
				echo "	<th class='th' colspan='2' align='left' valign='top'>".$text['title-cpu']."</th>\n";
				echo "</tr>\n";
				echo "<tr>\n";
				echo "	<td width='20%' class=\"vncell\" style='text-align: left;'>\n";
				echo "	".$text['label-cpu']."\n";
				echo "	</td>\n";
				echo "	<td class=\"row_style1\">\n";
				echo "	<pre>\n";

				//$last_line = shell_exec($shell_cmd, $shell_result);
				//foreach ($shell_result as $value) {
				//	echo substr($value, 0, 100);
				//	echo "<br />";
				//}

				echo "$shell_result<br>";

				echo "</pre>\n";
				unset($shell_result);
				echo "	</td>\n";
				echo "</tr>\n";
				echo "</table>\n";
				echo "<br /><br />";
			}
		}

		//freebsd
		if (stristr(PHP_OS, 'FreeBSD')) {
			echo "<!--\n";
			$shell_cmd = 'top';
			$shell_result = shell_exec($shell_cmd);
			echo "-->\n";
			if (strlen($shell_result) > 0) {
				echo "<table width=\"100%\" border=\"0\" cellpadding=\"7\" cellspacing=\"0\">\n";
				echo "<tr>\n";
				echo "	<th class='th' colspan='2' align='left' valign='top'>".$text['title-cpu']."</th>\n";
				echo "</tr>\n";
				echo "<tr>\n";
				echo "	<td width='20%' class=\"vncell\" style='text-align: left;'>\n";
				echo "	".$text['label-cpu']."\n";
				echo "	</td>\n";
				echo "	<td class=\"row_style1\">\n";
				echo "	<pre>\n";
				echo "$shell_result<br>";
				echo "</pre>\n";
				unset($shell_result);
				echo "	</td>\n";
				echo "</tr>\n";
				echo "</table>\n";
				echo "<br /><br />";
			}
		}
	}

//drive space
	if (permission_exists('system_view_hdd')) {
		if (stristr(PHP_OS, 'Linux') || stristr(PHP_OS, 'FreeBSD')) {
			echo "<!--\n";
			$shell_cmd = 'df -hP --total';
			$shell_result = shell_exec($shell_cmd);
			echo "-->\n";
			echo "<table width=\"100%\" border=\"0\" cellpadding=\"7\" cellspacing=\"0\">\n";
			echo "<tr>\n";
			echo "	<th class='th' colspan='2' align='left'>".$text['title-drive']."</th>\n";
			echo "</tr>\n";
			echo "<tr>\n";
			echo "	<td width='20%' class=\"vncell\" style='text-align: left;'>\n";
			echo "		".$text['label-drive']." \n";
			echo "	</td>\n";
			echo "	<td class=\"row_style1\">\n";
			echo "<pre>\n";
			echo "$shell_result<br>";
			echo "</pre>\n";
			echo "	</td>\n";
			echo "</tr>\n";
			echo "</table>\n";
		} else if (stristr(PHP_OS, 'WIN')) {
			//disk_free_space returns the number of bytes available on the drive;
			//1 kilobyte = 1024 byte
			//1 megabyte = 1024 kilobyte
			$drive_letter = substr($_SERVER["DOCUMENT_ROOT"], 0, 2);
			$disk_size = round(disk_total_space($drive_letter)/1024/1024, 2);
			$disk_size_free = round(disk_free_space($drive_letter)/1024/1024, 2);
			$disk_percent_available = round(($disk_size_free/$disk_size) * 100, 2);

			echo "<table width=\"100%\" border=\"0\" cellpadding=\"7\" cellspacing=\"0\">\n";
			echo "<tr>\n";
			echo "	<th class='th' colspan='2' align='left'>".$text['label-drive']."</th>\n";
			echo "</tr>\n";
			echo "<tr>\n";
			echo "	<td width='20%' class=\"vncell\" style='text-align: left;'>\n";
			echo "		".$text['label-drive-capacity']." \n";
			echo "	</td>\n";
			echo "	<td class=\"row_style1\">\n";
			echo "		$disk_size mb\n";
			echo "	</td>\n";
			echo "</tr>\n";

			echo "<tr>\n";
			echo "	<td width='20%' class=\"vncell\" style='text-align: left;'>\n";
			echo "		".$text['label-drive-free']." \n";
			echo "	</td>\n";
			echo "	<td class=\"row_style1\">\n";
			echo "		$disk_size_free mb\n";
			echo "	</td>\n";
			echo "</tr>\n";

			echo "<tr>\n";
			echo "	<td width='20%' class=\"vncell\" style='text-align: left;'>\n";
			echo "		".$text['label-drive-percent']." \n";
			echo "	</td>\n";
			echo "	<td class=\"row_style1\">\n";
			echo "		$disk_percent_available% \n";
			echo "	</td>\n";
			echo "</tr>\n";
			echo "</table>\n";
		}
		echo "<br /><br />";
	}

//memcache information
	if (permission_exists("system_view_memcache") && file_exists($_SERVER["PROJECT_ROOT"]."/app/sip_status/app_config.php")){
		echo "<table width='100%' border='0' cellpadding='7' cellspacing='0'>\n";
		echo "	<tr>\n";
		echo "		<th class='th' colspan='2' align='left'>".$text['title-memcache']."</th>\n";
		echo "	</tr>\n";

		$memcache_fail = false;
		$mod = new modules;
		if ($mod -> active("mod_memcache")) {
			$fp = event_socket_create($_SESSION['event_socket_ip_address'], $_SESSION['event_socket_port'], $_SESSION['event_socket_password']);
			if ($fp) {
				$switch_cmd = "memcache status verbose";
				$switch_result = event_socket_request($fp, 'api '.$switch_cmd);
				$memcache_lines = preg_split('/\n/', $switch_result);
				foreach($memcache_lines as $memcache_line) {
					if (strlen(trim($memcache_line)) > 0 && substr_count($memcache_line, ': ') > 0) {
						$memcache_temp = explode(': ', $memcache_line);
						$memcache_status[$memcache_temp[0]] = $memcache_temp[1];
					}
				}

				if (is_array($memcache_status) && sizeof($memcache_status) > 0) {
					foreach($memcache_status as $memcache_field => $memcache_value) {
						echo "<tr>\n";
						echo "	<td width='20%' class='vncell' style='text-align: left;'>".$memcache_field."</td>\n";
						echo "	<td class='row_style1'>".$memcache_value."</td>\n";
						echo "</tr>\n";
					}
				}
				else { $memcache_fail = true; }
			}
			else { $memcache_fail = true; }

		}
		else { $memcache_fail = true; }

		if ($memcache_fail) {
			echo "<tr>\n";
			echo "	<td width='20%' class='vncell' style='text-align: left;'>".$text['label-memcache_status']."</td>\n";
			echo "	<td class='row_style1'>".$text['message-unavailable']."</td>\n";
			echo "</tr>\n";
		}

		echo "</table>\n";
		echo "<br /><br />\n";
	}

//include the footer
	require_once "resources/footer.php";

?>