public static function lookUp($hostName, $type = RecordType::ANY, $withAuthEntries = false, $withAdditionalLookups = false)
{
$authNs = null;
$additionalLookups = null;
$result = null;
if ($withAdditionalLookups) {
$result = @dns_get_record($hostName, $type, $authNs, $additionalLookups);
} else {
if ($withAuthEntries) {
$result = @dns_get_record($hostName, $type, $authNs);
} else {
$result = @dns_get_record($hostName, $type);
}
}
if (!$result) {
throw new Exception("Failed to get DNS records for {$hostName}, maybe there is no DNS available");
}
foreach ($result as $record) {
$type = RecordType::getValue($record['type']);
switch ($type) {
case RecordType::A6:
(yield new A6($record['host'], $record['chain'], Address::fromString($record['ipv6']), $record['masklen'], $record['ttl']));
break;
case RecordType::AAAA:
(yield new Aaaa($record['host'], Address::fromString($record['ipv6']), $record['ttl']));
break;
case RecordType::A:
(yield new A($record['host'], Address::fromString($record['ip']), $record['ttl']));
break;
case RecordType::CNAME:
(yield new Cname($record['host'], $record['target'], $record['ttl']));
break;
case RecordType::HINFO:
(yield new Hinfo($record['host'], $record['cpu'], $record['os'], $record['ttl']));
break;
case RecordType::MX:
(yield new Mx($record['host'], $record['target'], $record['pri'], $record['ttl']));
break;
case RecordType::NS:
(yield new Ns($record['host'], $record['target'], $record['ttl']));
break;
case RecordType::PTR:
(yield new Ptr($record['host'], $record['target'], $record['ttl']));
break;
//TODO: SRV record isn't fetched
//TODO: SRV record isn't fetched
case RecordType::SOA:
(yield new Soa($record['host'], $record['mname'], $record['rname'], $record['serial'], $record['refresh'], $record['retry'], $record['expire'], $record['minimum-ttl'], $record['ttl']));
break;
case RecordType::TXT:
(yield new Txt($record['host'], $record['txt'], $record['ttl']));
break;
default:
(yield new Record($record['host'], $type, $record['ttl']));
break;
}
}
}
public static function fromString($string)
{
$parts = StringUtil::mapReverse($string, ':', ['port', 'ip']);
return new static(Address::fromString(trim($parts['ip'], '[]')), $parts['port']);
}
public function getEndPoint()
{
if (!$this->_domain) {
throw new Exception("Failed to get endpoint on {$this}: No domain specified. Use the host-name, ipv4 or [ipv6]");
}
return new Ip\EndPoint(Ip\Address::fromDomain($this->_domain), $this->getRequiredPort());
}
public function testReverseLookUpV6()
{
$addr = Address::fromString('2a01:488:42:1000:50ed:8487:35:d5cd');
$this->assertEquals('d.c.5.d.5.3.0.0.7.8.4.8.d.e.0.5.0.0.0.1.2.4.0.0.8.8.4.0.1.0.a.2.ip6.arpa', $addr->getReverseHostName());
$this->assertEquals('talesoft.io', $addr->lookUpHostName());
}
public static function lookUpReverseFirst(Address $ipAddress)
{
return self::lookUpFirst($ipAddress->getReverseHostName(), RecordType::PTR);
}