OVH failover IP config for Ubuntu/Debian

failover-ip.php

<?php

$ipList = "

192.99.182.41
158.69.56.235
158.69.101.3
158.69.56.236
167.114.11.211
158.69.57.190
192.99.182.223
192.99.182.192
192.99.182.193
192.99.182.195
192.99.182.142
192.99.182.238
158.69.101.41
192.99.182.194
158.69.101.58
158.69.115.179

";

$ips = explode("\n", $ipList);

$interfaceAlias = 0;

foreach ($ips as $ip) {
    $ip = trim($ip);
    if (empty($ip)) continue;

echo "
auto ens3:$interfaceAlias
iface ens3:$interfaceAlias inet static
address $ip
netmask 255.255.255.255
broadcast $ip

";
    $interfaceAlias ++;
}