laysense/Workerman-DNS
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Ziki Shay
2022-12-15 21:22:16 +08:00
parent 10115741db
commit 20c5f58f64
6 changed files with 205 additions and 13 deletions
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vendor/workerman/workerman/Protocols/Dns.php
Vendored
+50 -11
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@@ -27,49 +27,88 @@ class Dns
switch($type){
case 'A':
$type='0001';
$lenth='0004';
#$lenth='0004';
$ip=$buffer->detail;
$n=0;
foreach($ip as $i){
$nss=explode('.',$i);
$detail[$n]='';
foreach($nss as $part){
$tpart=dechex($part);
$tpart=str_pad(dechex($part),2,"0",STR_PAD_LEFT);
$detail[$n]=$detail[$n].$tpart;
};
$n+1;
$lenth[$n]=str_pad(dechex((strlen($detail[$n])/2)),4,"0",STR_PAD_LEFT);
$n=$n+1;
};
break;
case 'NS':
$type='0002';
$lenth='0004';
#$lenth='0004';
$ns=$buffer->detail;
$n=0;
foreach($ns as $i){
$nss=explode('.',$i);
$detail[$n]='';
foreach($nss as $part){
$len=strlen($part);
#$len=strlen($part);
$len=str_pad(dechex(strlen($part)),2,"0",STR_PAD_LEFT);
$tpart=bin2hex($part);
$detail[$n]=$detail[$n].$len.$tpart;
};
$detail[$n]=$detail[$n].'00';
$n+1;
$lenth[$n]=str_pad(dechex((strlen($detail[$n])/2)),4,"0",STR_PAD_LEFT);
$n=$n+1;
};
break;
break;
case 'PTR':
$type='000C';
$ns=$buffer->detail;
$nss=explode('.',$ns);
$detail[0]='';
foreach($nss as $part){
$len=str_pad(dechex(strlen($part)),2,"0",STR_PAD_LEFT);
$tpart=bin2hex($part);
$detail[0]=$detail[0].$len.$tpart;
};
$detail[0]=$detail[0].'00';
$lenth[0]=str_pad(dechex((strlen($detail[0])/2)),4,"0",STR_PAD_LEFT);
break;
case 'CNAME':
$type='0005';
$ns=$buffer->detail;
$n=0;
foreach($ns as $i){
$nss=explode('.',$i);
$detail[$n]='';
foreach($nss as $part){
#$len=strlen($part);
$len=str_pad(dechex(strlen($part)),2,"0",STR_PAD_LEFT);
$tpart=bin2hex($part);
$detail[$n]=$detail[$n].$len.$tpart;
};
$detail[$n]=$detail[$n].'00';
$lenth[$n]=str_pad(dechex((strlen($detail[$n])/2)),4,"0",STR_PAD_LEFT);
$n=$n+1;
};
break;
}
$ttl=str_pad(dechex($buffer->ttl),8,"0",STR_PAD_LEFT);
$status='8180';
$questions='0001';
$AnswerRRs='0001';
$AnswerRRs=str_pad(count((array)$buffer->detail),4,"0",STR_PAD_LEFT);
#$AnswerRRs='0001';
$AuthorityRRs='0000';
$AdditionalRRs='0000';
$answer='';
$n=0;
foreach($detail as $c){
$answer=$answer.'C00C'.$type.'0001'.$ttl.$lenth.$c;
$rlenth='';
$rlenth=$lenth[$n];
$n=$n+1;
$answer=$answer.'C00C'.$type.'0001'.$ttl.$rlenth.$c;
}
$response=$buffer->id.$status.$questions.$AnswerRRs.$AuthorityRRs.$AdditionalRRs.$buffer->query.$answer;
echo $response;
return hex2bin($response);
}
@@ -118,7 +157,7 @@ class Dns
$query=substr($data,24);
#$returndata="$type".'|||'."$realname";
$returndata= json_encode(array('type' => "$type", 'name' => "$realname", 'id'=>"$id", 'query'=>"$query"));
$returndata= json_encode(array('type' => $type, 'name' => "$realname", 'id'=>"$id", 'query'=>"$query"));
return $returndata;
}