SolusVM - Get all IPs of a customer

<?php
$dn = exec("grep -m1 $1: /usr/local/solusvm/includes/solusvm.conf | cut -d ':' -f 1");
$du = exec("grep -m1 $1: /usr/local/solusvm/includes/solusvm.conf | cut -d ':' -f 2");
$dp = exec("grep -m1 $1: /usr/local/solusvm/includes/solusvm.conf | cut -d ':' -f 3");
$dh = exec("grep -m1 $1: /usr/local/solusvm/includes/solusvm.conf | cut -d ':' -f 4");
$ec = exec("grep -m1 $1: /usr/local/solusvm/includes/solusvm.conf | cut -d ':' -f 5");

mysql_connect($dh, $du, $dp) or die(mysql_error());
mysql_select_db($dn) or die(mysql_error());

// Run your queries here. i.e:

$email = $_GET['email'];

$result = mysql_query("SELECT clientid FROM clients WHERE emailaddress='$email'");
while ($row = mysql_fetch_array($result)){
    $clientid = $row["clientid"];
    echo "ClientID: $clientid<br>";
}

$a = mysql_query("SELECT vserverid FROM vservers WHERE clientid='$clientid'");
while ($row = mysql_fetch_array($a)){
    $vserverid = $row["vserverid"];
    echo "vserverID: ";
    echo $row['vserverid'];
    echo " > ";

    $b = mysql_query("SELECT ipaddress FROM ipaddresses WHERE vserverid='$vserverid'");
    while ($row = mysql_fetch_array($b)){
        echo $row['ipaddress'];
        echo ",";
    }
    echo "<br>";
}

?>