| 1 | <?php |
| 2 | /** |
| 3 | * @author Jan Altensen (Stricted) |
| 4 | * @license GNU Lesser General Public License <http://opensource.org/licenses/lgpl-license.php> |
| 5 | * @copyright 2014-2016 Jan Altensen (Stricted) |
| 6 | */ |
| 7 | $data = file_get_contents("https://dns-control.eu/API/?key=xxx"); |
| 8 | $data = json_decode($data, true); |
| 9 | if (is_array($data) && !isset($data['error'])) { |
| 10 | shell_exec("rm -rf /srv/bind/*"); |
| 11 | |
| 12 | foreach ($data as $zone) { |
| 13 | $out = $zone['soa']['origin']."\t".$zone['soa']['minimum']."\tIN\tSOA\t".$zone['soa']['ns']." ".$zone['soa']['mbox']." (\n"; |
| 14 | $out .= "\t\t\t\t".$zone['soa']['serial']."\t; Serial\n"; |
| 15 | $out .= "\t\t\t\t".$zone['soa']['refresh']."\t\t; Refresh\n"; |
| 16 | $out .= "\t\t\t\t".$zone['soa']['retry']."\t\t; Retry\n"; |
| 17 | $out .= "\t\t\t\t".$zone['soa']['expire']."\t\t; Expire\n"; |
| 18 | $out .= "\t\t\t\t180 )\t\t; Negative Cache TTL\n"; |
| 19 | $out .= ";\n"; |
| 20 | |
| 21 | $signed = false; |
| 22 | $zsk = false; |
| 23 | $ksk = false; |
| 24 | foreach ($zone['rr'] as $record) { |
| 25 | if ($record['type'] == "DNSKEY") { |
| 26 | if ($record['aux'] == 256) { |
| 27 | $zsk = true; |
| 28 | } |
| 29 | else if ($record['aux'] == 257) { |
| 30 | $ksk = true; |
| 31 | } |
| 32 | |
| 33 | $out .= $record['name']."\t".$record['ttl']."\tIN\t".$record['type']."\t".$record['aux']."\t".$record['data']."\n"; |
| 34 | } |
| 35 | else if ($record['type'] == "MX" || $record['type'] == "SRV" || $record['type'] == "TLSA" || $record['type'] == "DS") { |
| 36 | $out .= $record['name']."\t".$record['ttl']."\tIN\t".$record['type']."\t".$record['aux']."\t".$record['data']."\n"; |
| 37 | } |
| 38 | else if ($record['type'] == "TXT") { |
| 39 | $txt = $record['data']; |
| 40 | |
| 41 | if (strpos($txt, " ") !== false) { |
| 42 | if (substr($txt, -1) != '"' && substr($txt, 0, 1) != '"') { |
| 43 | $record['data'] = '"'.$txt.'"'; |
| 44 | } |
| 45 | } |
| 46 | |
| 47 | if (strpos($record['data'], "v=spf1") !== false) { |
| 48 | $out .= $record['name']."\t".$record['ttl']."\tIN\tSPF\t" . $record['data']."\n"; |
| 49 | } |
| 50 | |
| 51 | $out .= $record['name']."\t".$record['ttl']."\tIN\t".$record['type']."\t" . $record['data']."\n"; |
| 52 | } |
| 53 | else { |
| 54 | $out .= $record['name']."\t".$record['ttl']."\tIN\t".$record['type']."\t\t" . $record['data']."\n"; |
| 55 | } |
| 56 | } |
| 57 | |
| 58 | $zskkey = false; |
| 59 | $kskkey = false; |
| 60 | foreach ($zone['sec'] as $sec) { |
| 61 | $dir = "/srv/bind/dnssec/".$zone['soa']['origin']."/"; |
| 62 | if (!file_exists($dir)) { |
| 63 | shell_exec("mkdir -p ".$dir); |
| 64 | } |
| 65 | |
| 66 | if ($sec['type'] == "ZSK" || $sec['type'] == "KSK") { |
| 67 | if (!empty($sec['public']) && !empty($sec['private'])) { |
| 68 | preg_match("/; This is a (key|zone)-signing key, keyid ([0-9]+), for ".$zone['soa']['origin']."/i", $sec['public'], $match); |
| 69 | $filename1 = getFileName ($zone['soa']['origin'], $sec['algo'], $match[2], "pub"); |
| 70 | $filename2 = getFileName ($zone['soa']['origin'], $sec['algo'], $match[2], "priv"); |
| 71 | |
| 72 | if (file_exists($dir.$filename1)) { |
| 73 | unlink($dir.$filename1); |
| 74 | } |
| 75 | |
| 76 | if (file_exists($dir.$filename2)) { |
| 77 | unlink($dir.$filename2); |
| 78 | } |
| 79 | |
| 80 | $handler = fOpen($dir.$filename1, "a+"); |
| 81 | fWrite($handler, $sec['public']); |
| 82 | fClose($handler); |
| 83 | |
| 84 | $handler = fOpen($dir.$filename2, "a+"); |
| 85 | fWrite($handler, $sec['private']); |
| 86 | fClose($handler); |
| 87 | |
| 88 | if (file_exists($dir.$filename1) && file_exists($dir.$filename2)) { |
| 89 | /* fallback for missing DNSKEY record */ |
| 90 | if ($zsk === false || $ksk === false) { |
| 91 | preg_match("/".$zone['soa']['origin']." IN DNSKEY ([0-9]+) ([0-9]+) ([0-9]+) ([\s\S]+)/i", $sec['public'], $match); |
| 92 | $out .= $zone['soa']['origin']."\t60\tIN\tDNSKEY\t".$match[1]."\t".$match[2]." ".$match[3]." ".$match[4]."\n"; |
| 93 | if ($sec['type'] == "ZSK") { |
| 94 | $zsk = true; |
| 95 | } |
| 96 | else if ($sec['type'] == "KSK") { |
| 97 | $ksk = true; |
| 98 | } |
| 99 | } |
| 100 | |
| 101 | if ($sec['type'] == "ZSK") { |
| 102 | $zskkey = true; |
| 103 | } |
| 104 | else if ($sec['type'] == "KSK") { |
| 105 | $kskkey = true; |
| 106 | } |
| 107 | } |
| 108 | } |
| 109 | } |
| 110 | } |
| 111 | |
| 112 | $sign = false; |
| 113 | if ($zsk === true && $ksk === true && $zskkey === true && $kskkey === true) { |
| 114 | $sign = true; |
| 115 | } |
| 116 | |
| 117 | $handler = fOpen("/srv/bind/".$zone['soa']['origin']."db", "a+"); |
| 118 | fWrite($handler, $out); |
| 119 | fClose($handler); |
| 120 | |
| 121 | $signed = false; |
| 122 | if ($sign === true) { |
| 123 | shell_exec("cd /srv/bind/ && /usr/sbin/dnssec-signzone -r /dev/urandom -A -N INCREMENT -K /srv/bind/dnssec/".$zone['soa']['origin']."/ -o ".$zone['soa']['origin']." -t ".$zone['soa']['origin']."db"); |
| 124 | if (file_exists("/srv/bind/".$zone['soa']['origin']."db.signed")) { |
| 125 | $signed = true; |
| 126 | } |
| 127 | } |
| 128 | |
| 129 | $cout = "zone \"" . $zone['soa']['origin'] . "\" {\n"; |
| 130 | $cout .= "\ttype master;\n"; |
| 131 | $cout .= "\tnotify no;\n"; |
| 132 | $cout .= "\tfile \"/srv/bind/".$zone['soa']['origin']."db".($signed === true ? ".signed" : "")."\";\n"; |
| 133 | $cout .= "};\n\n"; |
| 134 | |
| 135 | $handler = fOpen("/srv/bind/domains.cfg", "a+"); |
| 136 | fWrite($handler, $cout); |
| 137 | fClose($handler); |
| 138 | } |
| 139 | |
| 140 | shell_exec("/etc/init.d/bind9 reload"); |
| 141 | } |
| 142 | |
| 143 | function getFileName ($zone, $algo, $id, $type) { |
| 144 | $len = strlen($id); |
| 145 | if ($len == "1") { |
| 146 | $id = "0000".$id; |
| 147 | } |
| 148 | else if ($len == "2") { |
| 149 | $id = "000".$id; |
| 150 | } |
| 151 | else if ($len == "3") { |
| 152 | $id = "00".$id; |
| 153 | } |
| 154 | else if ($len == "4") { |
| 155 | $id = "0".$id; |
| 156 | } |
| 157 | if ($type == "pub") { |
| 158 | $type = "key"; |
| 159 | } |
| 160 | else if ($type == "priv") { |
| 161 | $type = "private"; |
| 162 | } |
| 163 | |
| 164 | if ($algo == "8") { |
| 165 | $algo = "008"; |
| 166 | } |
| 167 | else if ($algo == "10") { |
| 168 | $algo = "010"; |
| 169 | } |
| 170 | |
| 171 | return "K".$zone."+".$algo."+".$id.".".$type; |
| 172 | } |