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RST updates and fixes

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Pinga 2025-05-12 11:20:23 +03:00
parent 2515b8c6df
commit 1c79be37a6
8 changed files with 231 additions and 49 deletions
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30
cp/bootstrap/helper.php
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@ -1161,4 +1161,34 @@ function sign($ts, $method, $path, $body, $secret_key) {
function getClid($db, string $clid): ?int {
$result = $db->selectValue('SELECT id FROM registrar WHERE clid = ? LIMIT 1', [$clid]);
return $result !== false ? (int)$result : null;
}
function validateTcnId(string $domain, string $noticeId, string $notAfterUtc): bool
{
// Ensure ID is at least 9 chars (8 for checksum + 1 for notice number)
if (strlen($noticeId) < 9) return false;
$tcnChecksum = substr($noticeId, 0, 8); // First 8 hex chars
$noticeNumber = substr($noticeId, 8); // Rest is TMDB Notice Identifier
// Validate numeric part
if (!ctype_digit($noticeNumber)) return false;
// Convert domain to ASCII and get leftmost label
$asciiDomain = idn_to_ascii($domain, IDNA_DEFAULT, INTL_IDNA_VARIANT_UTS46);
$leftmostLabel = explode('.', $asciiDomain)[0];
// Convert notAfter to Unix time
$notAfterTimestamp = strtotime($notAfterUtc);
if ($notAfterTimestamp === false) return false;
// Build the checksum input string
$input = $leftmostLabel . $notAfterTimestamp . $noticeNumber;
// Compute CRC32 as unsigned int, then format as 8-digit lowercase hex
$crc32 = hash('crc32b', $input);
$crc32Hex = str_pad(strtolower($crc32), 8, '0', STR_PAD_LEFT);
// Compare
return hash_equals($tcnChecksum, $crc32Hex);
}