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UpdateDNS: DNS rebind test checks specific domain

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specifically checks unraid.net or myunraid.net, depending on the system's cert
This commit is contained in:
ljm42
2022-03-15 12:01:14 -07:00
parent 78abec6491
commit bc249a5edb
1 changed files with 6 additions and 3 deletions
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9
plugins/dynamix/include/UpdateDNS.php
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@@ -43,8 +43,10 @@ function host_lookup_ip($host) {
return($ip);
}
function rebindDisabled() {
global $isLegacyCert;
$rebindtesturl = $isLegacyCert ? "rebindtest.unraid.net" : "rebindtest.myunraid.net";
// DNS Rebind Protection - this checks the server but clients could still have issues
return host_lookup_ip("rebindtest.unraid.net") == "192.168.42.42";
return host_lookup_ip($rebindtesturl) == "192.168.42.42";
}
function format_port($port) {
return ($port != 80 && $port != 443) ? ':'.$port : '';
@@ -79,7 +81,7 @@ function generate_external_host($host, $ip) {
return $host;
}
function verbose_output($httpcode, $result) {
global $cli, $verbose, $anon, $plgversion, $post, $var, $isRegistered, $remote, $reloadNginx, $nginx;
global $cli, $verbose, $anon, $plgversion, $post, $var, $isRegistered, $remote, $reloadNginx, $nginx, $isLegacyCert;
global $remoteaccess;
global $icon_warn, $icon_ok;
if (!$cli || !$verbose) return;
@@ -88,7 +90,8 @@ function verbose_output($httpcode, $result) {
echo "Unraid OS {$var['version']}".((strpos($plgversion, "base-") === false) ? " with My Servers plugin version {$plgversion}" : '').PHP_EOL;
echo ($isRegistered) ? "{$icon_ok}Signed in to Unraid.net as {$remote['username']}".PHP_EOL : "{$icon_warn}Not signed in to Unraid.net".PHP_EOL ;
echo "Use SSL is {$nginx['NGINX_USESSL']}".PHP_EOL;
echo (rebindDisabled()) ? "{$icon_ok}Rebind protection is disabled".PHP_EOL : "{$icon_warn}Rebind protection is enabled".PHP_EOL;
echo (rebindDisabled()) ? "{$icon_ok}Rebind protection is disabled" : "{$icon_warn}Rebind protection is enabled";
echo " for ".($isLegacyCert ? "unraid.net" : "myunraid.net").PHP_EOL;
if ($post) {
$wanip = trim(@file_get_contents("https://wanip4.unraid.net/"));
// check the data