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<?php
/**
* @author Frank Karlitschek <frank@nextcloud.com>
*
* @license AGPL-3.0
*
* This code is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License, version 3,
* along with this program. If not, see <http://www.gnu.org/licenses/>
*
*/
namespace OCA\Serverinfo\OperatingSystems;
/**
* Class Ubuntu
*
* @package OCA\ServerInfo\OperatingSystems
*/
class DefaultOs {
public function __construct() {}
/**
* @return bool
*/
public function supported() {
return true;
}
/**
* @return string
*/
public function getHostname() {
$hostname = shell_exec('hostname');
return $hostname;
}
/**
* @return string
*/
public function getMemory() {
$memory = shell_exec('cat /proc/meminfo | grep -i \'MemTotal\' | cut -f 2 -d ":" | awk \'{$1=$1}1\'');
$memory = explode(' ', $memory);
$memory = round($memory[0] / 1024);
if ($memory < 1024) {
$memory = $memory . ' MB';
} else {
$memory = round($memory / 1024, 1) . ' GB';
}
return $memory;
}
/**
* @return string
*/
public function getCPUName() {
$cpu = shell_exec('cat /proc/cpuinfo | grep -i \'Model name\' | cut -f 2 -d ":" | awk \'{$1=$1}1\'');
$cores = shell_exec('cat /proc/cpuinfo | grep -i \'cpu cores\' | cut -f 2 -d ":" | awk \'{$1=$1}1\'');
if ($cores === 1) {
$cores = ' (' . $cores . ' core)';
} else {
$cores = ' (' . $cores . ' cores)';
}
return $cpu . ' ' . $cores;
}
/**
* @return string
*/
public function getTime() {
$uptime = shell_exec('date');
return $uptime;
}
/**
* @return string
*/
public function getUptime() {
$uptime = shell_exec('uptime -p');
return $uptime;
}
/**
* @return string
*/
public function getTimeServers() {
$servers = shell_exec('cat /etc/ntp.conf 2>/dev/null |grep \'^pool\' | cut -f 2 -d " "');
$servers .= ' ' . shell_exec('cat /etc/systemd/timesyncd.conf 2>/dev/null |grep \'^NTP=\' | cut -f 2 -d " "');
return $servers;
}
/**
* @return string
*/
public function getNetworkInfo() {
$result = [];
$result['hostname'] = \gethostname();
$dns = shell_exec('cat /etc/resolv.conf |grep -i \'^nameserver\'|head -n1|cut -d \' \' -f2');
$result['dns'] = $dns;
$gw = shell_exec('ip route | awk \'/default/ { print $3 }\'');
$result['gateway'] = $gw;
return $result;
}
/**
* @return string
*/
public function getNetworkInterfaces() {
$interfaces = glob('/sys/class/net/*');
$result = [];
foreach ($interfaces as $interface) {
$iface = [];
$iface['interface'] = basename($interface);
$iface['mac'] = shell_exec('ip addr show dev ' . $iface['interface'] . ' | grep "link/ether " | cut -d \' \' -f 6 | cut -f 1 -d \'/\'');
$iface['ipv4'] = shell_exec('ip addr show dev ' . $iface['interface'] . ' | grep "inet " | cut -d \' \' -f 6 | cut -f 1 -d \'/\'');
$iface['ipv6'] = shell_exec('ip -o -6 addr show ' . $iface['interface'] . ' | sed -e \'s/^.*inet6 \([^ ]\+\).*/\1/\'');
if ($iface['interface'] !== 'lo') {
$iface['status'] = shell_exec('cat /sys/class/net/' . $iface['interface'] . '/operstate');
$iface['speed'] = shell_exec('cat /sys/class/net/' . $iface['interface'] . '/speed');
if ($iface['speed'] !== '') {
$iface['speed'] = $iface['speed'] . 'Mbps';
} else {
$iface['speed'] = 'unknown';
}
$duplex = shell_exec('cat /sys/class/net/' . $iface['interface'] . '/duplex');
if ($duplex !== '') {
$iface['duplex'] = 'Duplex: ' . $duplex;
} else {
$iface['duplex'] = '';
}
} else {
$iface['status'] = 'up';
$iface['speed'] = 'unknown';
$iface['duplex'] = '';
}
$result[] = $iface;
}
return $result;
}
/**
* @return array
*/
public function getDiskInfo() {
$blacklist = ['', 'Type', 'tmpfs', 'devtmpfs'];
$data = shell_exec('df -TP');
$lines = preg_split('/[\r\n]+/', $data);
foreach ($lines as $line) {
$entry = preg_split('/\s+/', trim($line));
if (isset($entry[1]) && !in_array($entry[1], $blacklist)) {
$items = [];
$items['device'] = $entry[0];
$items['fs'] = $entry[1];
$items['used'] = $entry[3];
$items['available'] = $entry[4];
$items['percent'] = $entry[5];
$items['mount'] = $entry[6];
$result[] = $items;
}
}
return $result;
}
}
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