515 lines
18 KiB
PHP
515 lines
18 KiB
PHP
<?php
|
|
namespace Froxlor\Dns;
|
|
|
|
use Froxlor\Database\Database;
|
|
use Froxlor\Settings;
|
|
|
|
class Dns
|
|
{
|
|
|
|
public static function getAllowedDomainEntry($domain_id, $area = 'customer', $userinfo = array())
|
|
{
|
|
$dom_data = array(
|
|
'did' => $domain_id
|
|
);
|
|
|
|
$where_clause = '';
|
|
if ($area == 'admin') {
|
|
if ($userinfo['domains_see_all'] != '1') {
|
|
$where_clause = '`adminid` = :uid AND ';
|
|
$dom_data['uid'] = $userinfo['userid'];
|
|
}
|
|
} else {
|
|
$where_clause = '`customerid` = :uid AND ';
|
|
$dom_data['uid'] = $userinfo['userid'];
|
|
}
|
|
|
|
$dom_stmt = Database::prepare("
|
|
SELECT domain, isbinddomain
|
|
FROM `" . TABLE_PANEL_DOMAINS . "`
|
|
WHERE " . $where_clause . " id = :did
|
|
");
|
|
$domain = Database::pexecute_first($dom_stmt, $dom_data);
|
|
|
|
if ($domain) {
|
|
if ($domain['isbinddomain'] != '1') {
|
|
\Froxlor\UI\Response::standard_error('dns_domain_nodns');
|
|
}
|
|
$idna_convert = new \Froxlor\Idna\IdnaWrapper();
|
|
return $idna_convert->decode($domain['domain']);
|
|
}
|
|
\Froxlor\UI\Response::standard_error('dns_notfoundorallowed');
|
|
}
|
|
|
|
public static function createDomainZone($domain_id, $froxlorhostname = false, $isMainButSubTo = false)
|
|
{
|
|
if (! $froxlorhostname) {
|
|
// get domain-name
|
|
$dom_stmt = Database::prepare("SELECT * FROM `" . TABLE_PANEL_DOMAINS . "` WHERE id = :did");
|
|
$domain = Database::pexecute_first($dom_stmt, array(
|
|
'did' => $domain_id
|
|
));
|
|
} else {
|
|
$domain = $domain_id;
|
|
}
|
|
|
|
if (!isset($domain['isbinddomain']) || $domain['isbinddomain'] != '1') {
|
|
return;
|
|
}
|
|
|
|
$dom_entries = array();
|
|
if (! $froxlorhostname) {
|
|
// select all entries
|
|
$sel_stmt = Database::prepare("SELECT * FROM `" . TABLE_DOMAIN_DNS . "` WHERE domain_id = :did ORDER BY id ASC");
|
|
Database::pexecute($sel_stmt, array(
|
|
'did' => $domain_id
|
|
));
|
|
$dom_entries = $sel_stmt->fetchAll(\PDO::FETCH_ASSOC);
|
|
}
|
|
|
|
// check for required records
|
|
$required_entries = array();
|
|
|
|
self::addRequiredEntry('@', 'A', $required_entries);
|
|
self::addRequiredEntry('@', 'AAAA', $required_entries);
|
|
if (! $isMainButSubTo) {
|
|
self::addRequiredEntry('@', 'NS', $required_entries);
|
|
}
|
|
if ($domain['isemaildomain'] == '1') {
|
|
self::addRequiredEntry('@', 'MX', $required_entries);
|
|
if (Settings::Get('system.dns_createmailentry')) {
|
|
foreach (array(
|
|
'imap',
|
|
'pop3',
|
|
'mail',
|
|
'smtp'
|
|
) as $record) {
|
|
foreach (array(
|
|
'AAAA',
|
|
'A'
|
|
) as $type) {
|
|
self::addRequiredEntry($record, $type, $required_entries);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// additional required records by setting
|
|
if ($domain['iswildcarddomain'] == '1') {
|
|
self::addRequiredEntry('*', 'A', $required_entries);
|
|
self::addRequiredEntry('*', 'AAAA', $required_entries);
|
|
} elseif ($domain['wwwserveralias'] == '1') {
|
|
self::addRequiredEntry('www', 'A', $required_entries);
|
|
self::addRequiredEntry('www', 'AAAA', $required_entries);
|
|
}
|
|
|
|
if (! $froxlorhostname) {
|
|
// additional required records for subdomains
|
|
$subdomains_stmt = Database::prepare("
|
|
SELECT `domain`, `iswildcarddomain`, `wwwserveralias` FROM `" . TABLE_PANEL_DOMAINS . "`
|
|
WHERE `parentdomainid` = :domainid
|
|
");
|
|
Database::pexecute($subdomains_stmt, array(
|
|
'domainid' => $domain_id
|
|
));
|
|
|
|
while ($subdomain = $subdomains_stmt->fetch(\PDO::FETCH_ASSOC)) {
|
|
// Listing domains is enough as there currently is no support for choosing
|
|
// different ips for a subdomain => use same IPs as toplevel
|
|
self::addRequiredEntry(str_replace('.' . $domain['domain'], '', $subdomain['domain']), 'A', $required_entries);
|
|
self::addRequiredEntry(str_replace('.' . $domain['domain'], '', $subdomain['domain']), 'AAAA', $required_entries);
|
|
|
|
// Check whether to add a www.-prefix
|
|
if ($subdomain['iswildcarddomain'] == '1') {
|
|
self::addRequiredEntry('*.' . str_replace('.' . $domain['domain'], '', $subdomain['domain']), 'A', $required_entries);
|
|
self::addRequiredEntry('*.' . str_replace('.' . $domain['domain'], '', $subdomain['domain']), 'AAAA', $required_entries);
|
|
} elseif ($subdomain['wwwserveralias'] == '1') {
|
|
self::addRequiredEntry('www.' . str_replace('.' . $domain['domain'], '', $subdomain['domain']), 'A', $required_entries);
|
|
self::addRequiredEntry('www.' . str_replace('.' . $domain['domain'], '', $subdomain['domain']), 'AAAA', $required_entries);
|
|
}
|
|
}
|
|
}
|
|
|
|
// additional required records for CAA if activated
|
|
if (Settings::Get('system.dns_createcaaentry') && Settings::Get('system.use_ssl') == "1") {
|
|
$result_stmt = Database::prepare("
|
|
SELECT i.`ip`, i.`port`, i.`ssl`
|
|
FROM " . TABLE_PANEL_IPSANDPORTS . " i
|
|
LEFT JOIN " . TABLE_DOMAINTOIP . " dip ON dip.id_ipandports = i.id
|
|
WHERE i.ssl = 1 AND dip.id_domain = :domainid
|
|
");
|
|
Database::pexecute($result_stmt, array(
|
|
'domainid' => $domain['id']
|
|
));
|
|
|
|
$ssl_ipandports = array();
|
|
while ($ssl_ipandport = $result_stmt->fetch(\PDO::FETCH_ASSOC)) {
|
|
$ssl_ipandports[] = $ssl_ipandport;
|
|
}
|
|
|
|
if (! empty($ssl_ipandports)) {
|
|
// check for CAA content later
|
|
self::addRequiredEntry('@CAA@', 'CAA', $required_entries);
|
|
}
|
|
}
|
|
|
|
// additional required records for SPF and DKIM if activated
|
|
if ($domain['isemaildomain'] == '1') {
|
|
if (Settings::Get('spf.use_spf') == '1') {
|
|
// check for SPF content later
|
|
self::addRequiredEntry('@SPF@', 'TXT', $required_entries);
|
|
}
|
|
if (Settings::Get('dkim.use_dkim') == '1') {
|
|
// check for DKIM content later
|
|
self::addRequiredEntry('dkim' . $domain['dkim_id'] . '._domainkey', 'TXT', $required_entries);
|
|
}
|
|
}
|
|
|
|
$primary_ns = null;
|
|
$zonerecords = array();
|
|
|
|
// now generate all records and unset the required entries we have
|
|
foreach ($dom_entries as $entry) {
|
|
if (array_key_exists($entry['type'], $required_entries) && array_key_exists(md5($entry['record']), $required_entries[$entry['type']])) {
|
|
unset($required_entries[$entry['type']][md5($entry['record'])]);
|
|
}
|
|
if (Settings::Get('system.dns_createcaaentry') == '1' && $entry['type'] == 'CAA' && strtolower(substr($entry['content'], 0, 7)) == '"v=caa1') {
|
|
// unset special CAA required-entry
|
|
unset($required_entries[$entry['type']][md5("@CAA@")]);
|
|
}
|
|
if (Settings::Get('spf.use_spf') == '1' && $entry['type'] == 'TXT' && $entry['record'] == '@' && (strtolower(substr($entry['content'], 0, 7)) == '"v=spf1' || strtolower(substr($entry['content'], 0, 6)) == 'v=spf1')) {
|
|
// unset special spf required-entry
|
|
unset($required_entries[$entry['type']][md5("@SPF@")]);
|
|
}
|
|
if (empty($primary_ns) && $entry['record'] == '@' && $entry['type'] == 'NS') {
|
|
// use the first NS entry pertaining to the current domain as primary ns
|
|
$primary_ns = $entry['content'];
|
|
}
|
|
// check for CNAME on @, www- or wildcard-Alias and remove A/AAAA record accordingly
|
|
foreach ([
|
|
'@',
|
|
'www',
|
|
'*'
|
|
] as $crecord) {
|
|
if ($entry['type'] == 'CNAME' && $entry['record'] == '@' && (array_key_exists(md5($crecord), $required_entries['A']) || array_key_exists(md5($crecord), $required_entries['AAAA']))) {
|
|
unset($required_entries['A'][md5($crecord)]);
|
|
unset($required_entries['AAAA'][md5($crecord)]);
|
|
}
|
|
}
|
|
// also allow overriding of auto-generated values (imap,pop3,mail,smtp) if enabled in the settings
|
|
if (Settings::Get('system.dns_createmailentry')) {
|
|
foreach (array(
|
|
'imap',
|
|
'pop3',
|
|
'mail',
|
|
'smtp'
|
|
) as $crecord) {
|
|
if ($entry['type'] == 'CNAME' && $entry['record'] == $crecord && (array_key_exists(md5($crecord), $required_entries['A']) || array_key_exists(md5($crecord), $required_entries['AAAA']))) {
|
|
unset($required_entries['A'][md5($crecord)]);
|
|
unset($required_entries['AAAA'][md5($crecord)]);
|
|
}
|
|
}
|
|
}
|
|
$zonerecords[] = new DnsEntry($entry['record'], $entry['type'], $entry['content'], $entry['prio'], $entry['ttl']);
|
|
}
|
|
|
|
// add missing required entries
|
|
if (! empty($required_entries)) {
|
|
|
|
// A / AAAA records
|
|
if (array_key_exists("A", $required_entries) || array_key_exists("AAAA", $required_entries)) {
|
|
if ($froxlorhostname) {
|
|
// use all available IP's for the froxlor-hostname
|
|
$result_ip_stmt = Database::prepare("
|
|
SELECT `ip` FROM `" . TABLE_PANEL_IPSANDPORTS . "` GROUP BY `ip`
|
|
");
|
|
Database::pexecute($result_ip_stmt);
|
|
} else {
|
|
$result_ip_stmt = Database::prepare("
|
|
SELECT `p`.`ip` AS `ip`
|
|
FROM `" . TABLE_PANEL_IPSANDPORTS . "` `p`, `" . TABLE_DOMAINTOIP . "` `di`
|
|
WHERE `di`.`id_domain` = :domainid AND `p`.`id` = `di`.`id_ipandports`
|
|
GROUP BY `p`.`ip`;
|
|
");
|
|
Database::pexecute($result_ip_stmt, array(
|
|
'domainid' => $domain_id
|
|
));
|
|
}
|
|
$all_ips = $result_ip_stmt->fetchAll(\PDO::FETCH_ASSOC);
|
|
|
|
foreach ($all_ips as $ip) {
|
|
foreach ($required_entries as $type => $records) {
|
|
foreach ($records as $record) {
|
|
if ($type == 'A' && filter_var($ip['ip'], FILTER_VALIDATE_IP, FILTER_FLAG_IPV4) !== false) {
|
|
$zonerecords[] = new DnsEntry($record, 'A', $ip['ip']);
|
|
} elseif ($type == 'AAAA' && filter_var($ip['ip'], FILTER_VALIDATE_IP, FILTER_FLAG_IPV6) !== false) {
|
|
$zonerecords[] = new DnsEntry($record, 'AAAA', $ip['ip']);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
unset($required_entries['A']);
|
|
unset($required_entries['AAAA']);
|
|
}
|
|
|
|
// NS records
|
|
if (array_key_exists("NS", $required_entries)) {
|
|
if (Settings::Get('system.nameservers') != '') {
|
|
$nameservers = explode(',', Settings::Get('system.nameservers'));
|
|
foreach ($nameservers as $nameserver) {
|
|
$nameserver = trim($nameserver);
|
|
// append dot to hostname
|
|
if (substr($nameserver, - 1, 1) != '.') {
|
|
$nameserver .= '.';
|
|
}
|
|
foreach ($required_entries as $type => $records) {
|
|
if ($type == 'NS') {
|
|
foreach ($records as $record) {
|
|
if (empty($primary_ns)) {
|
|
// use the first NS entry as primary ns
|
|
$primary_ns = $nameserver;
|
|
}
|
|
$zonerecords[] = new DnsEntry($record, 'NS', $nameserver);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
unset($required_entries['NS']);
|
|
}
|
|
}
|
|
|
|
// MX records
|
|
if (array_key_exists("MX", $required_entries)) {
|
|
if (Settings::Get('system.mxservers') != '') {
|
|
$mxservers = explode(',', Settings::Get('system.mxservers'));
|
|
foreach ($mxservers as $mxserver) {
|
|
$mxserver = trim($mxserver);
|
|
if (substr($mxserver, - 1, 1) != '.') {
|
|
$mxserver .= '.';
|
|
}
|
|
// split in prio and server
|
|
$mx_details = explode(" ", $mxserver);
|
|
if (count($mx_details) == 1) {
|
|
$mx_details[1] = $mx_details[0];
|
|
$mx_details[0] = 10;
|
|
}
|
|
foreach ($required_entries as $type => $records) {
|
|
if ($type == 'MX') {
|
|
foreach ($records as $record) {
|
|
$zonerecords[] = new DnsEntry($record, 'MX', $mx_details[1], $mx_details[0]);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
unset($required_entries['MX']);
|
|
}
|
|
}
|
|
|
|
// TXT (SPF and DKIM)
|
|
if (array_key_exists("TXT", $required_entries)) {
|
|
|
|
if (Settings::Get('dkim.use_dkim') == '1') {
|
|
$dkim_entries = self::generateDkimEntries($domain);
|
|
}
|
|
|
|
foreach ($required_entries as $type => $records) {
|
|
if ($type == 'TXT') {
|
|
foreach ($records as $record) {
|
|
if ($record == '@SPF@') {
|
|
$txt_content = Settings::Get('spf.spf_entry');
|
|
$zonerecords[] = new DnsEntry('@', 'TXT', self::encloseTXTContent($txt_content));
|
|
} elseif ($record == 'dkim' . $domain['dkim_id'] . '._domainkey' && ! empty($dkim_entries)) {
|
|
// check for multiline entry
|
|
$multiline = false;
|
|
if (substr($dkim_entries[0], 0, 1) == '(') {
|
|
$multiline = true;
|
|
}
|
|
$zonerecords[] = new DnsEntry($record, 'TXT', self::encloseTXTContent($dkim_entries[0], $multiline));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// CAA
|
|
if (array_key_exists("CAA", $required_entries)) {
|
|
foreach ($required_entries as $type => $records) {
|
|
if ($type == 'CAA') {
|
|
foreach ($records as $record) {
|
|
if ($record == '@CAA@') {
|
|
$caa_entries = explode(PHP_EOL, Settings::Get('caa.caa_entry'));
|
|
$caa_domain = "letsencrypt.org";
|
|
if (Settings::Get('system.letsencryptca') == 'buypass' || Settings::Get('system.letsencryptca') == 'buypass_test') {
|
|
$caa_domain = "buypass.com";
|
|
}
|
|
if ($domain['letsencrypt'] == 1) {
|
|
if (Settings::Get('system.letsencryptca') == 'zerossl') {
|
|
$caa_domains = [
|
|
"sectigo.com",
|
|
"trust-provider.com",
|
|
"usertrust.com",
|
|
"comodoca.com",
|
|
"comodo.com"
|
|
];
|
|
foreach ($caa_domains as $caa_domain) {
|
|
$le_entry = $domain['iswildcarddomain'] == '1' ? '0 issuewild "' . $caa_domain . '"' : '0 issue "' . $caa_domain . '"';
|
|
array_push($caa_entries, $le_entry);
|
|
}
|
|
} else {
|
|
$le_entry = $domain['iswildcarddomain'] == '1' ? '0 issuewild "' . $caa_domain . '"' : '0 issue "' . $caa_domain . '"';
|
|
array_push($caa_entries, $le_entry);
|
|
}
|
|
}
|
|
foreach ($caa_entries as $entry) {
|
|
if (empty($entry)) continue;
|
|
$zonerecords[] = new DnsEntry('@', 'CAA', $entry);
|
|
// additional required records by subdomain setting
|
|
if ($domain['wwwserveralias'] == '1') {
|
|
$zonerecords[] = new DnsEntry('www', 'CAA', $entry);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (empty($primary_ns)) {
|
|
// TODO log error: no NS given, use system-hostname
|
|
$primary_ns = Settings::Get('system.hostname');
|
|
}
|
|
|
|
if (! $isMainButSubTo) {
|
|
$date = date('Ymd');
|
|
$domain['bindserial'] = (preg_match('/^' . $date . '/', $domain['bindserial']) ? $domain['bindserial'] + 1 : $date . '00');
|
|
if (! $froxlorhostname) {
|
|
$upd_stmt = Database::prepare("
|
|
UPDATE `" . TABLE_PANEL_DOMAINS . "` SET
|
|
`bindserial` = :serial
|
|
WHERE `id` = :id
|
|
");
|
|
Database::pexecute($upd_stmt, array(
|
|
'serial' => $domain['bindserial'],
|
|
'id' => $domain['id']
|
|
));
|
|
}
|
|
|
|
// PowerDNS does not like multi-line-format
|
|
$soa_email = Settings::Get('system.soaemail');
|
|
if ($soa_email == "") {
|
|
$soa_email = Settings::Get('panel.adminmail');
|
|
}
|
|
$soa_content = $primary_ns . " " . self::escapeSoaAdminMail($soa_email) . " ";
|
|
$soa_content .= $domain['bindserial'] . " ";
|
|
// TODO for now, dummy time-periods
|
|
$soa_content .= "3600 900 1209600 1200";
|
|
|
|
$soa_record = new DnsEntry('@', 'SOA', $soa_content);
|
|
array_unshift($zonerecords, $soa_record);
|
|
}
|
|
//DMARC
|
|
//_dmarc 18000 IN TXT ("v=DMARC1; p=reject; fo=1; adkim=r; aspf=r; pct=100; rf=afrf; r"
|
|
// "i=86400; rua=mailto:dmarc@zweiseitendergeschichte.de;")
|
|
if ($domain['isemaildomain'] == '1') {
|
|
$dmarc_txt = '("v=DMARC1; p=reject; fo=1; adkim=r; aspf=r; pct=100; rf=afrf; ri=86400; rua=mailto:dmarc@'.$domain['domain'].';")';
|
|
$dmarc_record = new DnsEntry('_dmarc', 'TXT',$dmarc_txt );
|
|
array_unshift($zonerecords,$dmarc_record);
|
|
}
|
|
if ($domain['isemaildomain'] == '1') {
|
|
$dkim_txt = 'v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAosq0CmLqEzJJxIHkQwG1Xwk6CSyHHWSDXL9BHCKzY9lJXH7a23PogVlLvUBYaAgBtFOpsKuUCBl+/g6rOqgVXKg0OpYdpgTxZyz1i4NcubGFLifQGnF8ZKpIEDqIzmLI6SbH+9DKwYA319sXAR6feZI4g5bWqF07t/kzA5LN+2V5QnDQ3th++GPRl5rmWF6uoidIRD85UZVEX4s3J1hce0k6tRb2aEozCJaSXHUwyarmbbX/5rky467QQ+45Uy0q9CNaMMu1IX5eybhLRxYXK1k0TfIRJv4FH1UFLlq2QoGC7d+KvLrUabhzQ5wbdZkWuVgLFZ7CL2NegfzO6YeEcQIDAQAB';
|
|
$dkim_record = new DnsEntry('mx._domainkey', 'TXT', $dkim_txt);
|
|
array_unshift($zonerecords, $dkim_record);
|
|
}
|
|
|
|
$zone = new DnsZone((int) Settings::Get('system.defaultttl'), $domain['domain'], $domain['bindserial'], $zonerecords);
|
|
|
|
return $zone;
|
|
}
|
|
|
|
private static function addRequiredEntry($record = '@', $type = 'A', &$required = array())
|
|
{
|
|
if (! isset($required[$type])) {
|
|
$required[$type] = array();
|
|
}
|
|
$required[$type][md5($record)] = $record;
|
|
}
|
|
|
|
public static function encloseTXTContent($txt_content, $isMultiLine = false)
|
|
{
|
|
// check that TXT content is enclosed in " "
|
|
if ($isMultiLine == false && Settings::Get('system.dns_server') != 'PowerDNS') {
|
|
if (substr($txt_content, 0, 1) != '"') {
|
|
$txt_content = '"' . $txt_content;
|
|
}
|
|
if (substr($txt_content, - 1) != '"') {
|
|
$txt_content .= '"';
|
|
}
|
|
}
|
|
if (Settings::Get('system.dns_server') == 'PowerDNS') {
|
|
// no quotation for PowerDNS
|
|
if (substr($txt_content, 0, 1) == '"') {
|
|
$txt_content = substr($txt_content, 1);
|
|
}
|
|
if (substr($txt_content, - 1) == '"') {
|
|
$txt_content = substr($txt_content, 0, - 1);
|
|
}
|
|
}
|
|
return $txt_content;
|
|
}
|
|
|
|
private static function escapeSoaAdminMail($email)
|
|
{
|
|
$mail_parts = explode("@", $email);
|
|
$escpd_mail = str_replace(".", "\.", $mail_parts[0]) . "." . $mail_parts[1] . ".";
|
|
return $escpd_mail;
|
|
}
|
|
|
|
private static function generateDkimEntries($domain)
|
|
{
|
|
$zone_dkim = array();
|
|
|
|
if (Settings::Get('dkim.use_dkim') == '1' && $domain['dkim'] == '1' && $domain['dkim_pubkey'] != '') {
|
|
// start
|
|
$dkim_txt = 'v=DKIM1;';
|
|
|
|
// algorithm
|
|
$algorithm = explode(',', Settings::Get('dkim.dkim_algorithm'));
|
|
$alg = '';
|
|
foreach ($algorithm as $a) {
|
|
if ($a == 'all') {
|
|
break;
|
|
} else {
|
|
$alg .= $a . ':';
|
|
}
|
|
}
|
|
|
|
if ($alg != '') {
|
|
$alg = substr($alg, 0, - 1);
|
|
$dkim_txt .= 'h=' . $alg . ';';
|
|
}
|
|
|
|
// notes
|
|
if (trim(Settings::Get('dkim.dkim_notes') != '')) {
|
|
$dkim_txt .= 'n=' . trim(Settings::Get('dkim.dkim_notes')) . ';';
|
|
}
|
|
|
|
// key
|
|
$dkim_txt .= 'k=rsa;p=' . trim(preg_replace('/-----BEGIN PUBLIC KEY-----(.+)-----END PUBLIC KEY-----/s', '$1', str_replace("\n", '', $domain['dkim_pubkey']))) . ';';
|
|
|
|
// service-type
|
|
if (Settings::Get('dkim.dkim_servicetype') == '1') {
|
|
$dkim_txt .= 's=email;';
|
|
}
|
|
|
|
// end-part
|
|
$dkim_txt .= 't=s';
|
|
|
|
// dkim-entry
|
|
$zone_dkim[] = $dkim_txt;
|
|
}
|
|
|
|
return $zone_dkim;
|
|
}
|
|
}
|