servnest/dns.php
2022-04-23 01:57:43 +02:00

33 lines
1.1 KiB
PHP

<?php
// This file is used by 'ns' and 'reg'
// Example IP adresses (for placeholders)
define("IPV6_EXAMPLE", "2001:db8::3"); // See RFC3849: IPv6 Address Prefix Reserved for Documentation
define("IPV4_EXAMPLE", "203.0.113.42"); // See RFC5737: IPv4 Address Blocks Reserved for Documentation
define("KNOTC_PATH", "/usr/sbin/knotc");
function checkIpFormat($ip) {
if (!filter_var($ip, FILTER_VALIDATE_IP))
exit("ERROR: wrong IP address");
if (!filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_NO_PRIV_RANGE))
exit("ERROR: IP address is on the private range");
if (!filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_NO_RES_RANGE))
exit("ERROR: IP address is on the reserved range");
}
function checkAbsoluteDomainFormat($domain) {
// If the domain must end with a dot
if (!filter_var($domain, FILTER_VALIDATE_DOMAIN) OR !preg_match("/^([a-z0-9_-]{1,63}\.){2,127}$/", $domain))
exit("ERROR: wrong domain");
}
function checkAction($action) {
if ($action === "delete")
return "un";
else if ($action === "add")
return "";
else
exit("ERROR: wrong value for action");
}