monitoring

#!/usr/bin/env php
<?php
class ServerMonitor {

    public $hosts = array(
        'wp.pl',
        'ukrywamsieglebokopl.tld',
        'google.pl',
    );

    function check($host) {
        exec("ping -c 1 $host", $o, $r);
        return (int)$r === 0;
    }

    function alert($host) {
        $msg = "$host is down\n";
        `DISPLAY=:0.0 /usr/bin/notify-send -u critical -i /usr/share/icons/Faenza/status/scalable/error.svg '$msg' `;
    }

    function run() {
        foreach($this->hosts as $host) {
            if (!$this->check($host)) $this->alert($host);
        }
    }
}



$Monitoring = new ServerMonitor();
$Monitoring->run();