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Added roagen.php

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Generates full JSON roa file dn42 registry
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netravnen 2018-12-10 17:23:15 +01:00 committed by Christoffer
parent 6d73609a43
commit 7df86efd21
1 changed files with 157 additions and 0 deletions
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<?php
echo shell_exec("/usr/bin/git -C ../dn42-registry/ pull origin master:master 2>&1");
function startsWith($haystack, $needle)
{
$length = strlen($needle);
return (substr($haystack, 0, $length) === $needle);
}
function endsWith($haystack, $needle)
{
$length = strlen($needle);
if ($length == 0) {
return true;
}
return (substr($haystack, -$length) === $needle);
}
$roas = array();
$files = scandir('../dn42-registry/data/route6/');
$h = 0; // count up when reading new file
$i = 0;
foreach($files as $file)
{
$handle = fopen("../dn42-registry/data/route6/$file", "r");
while (($line = fgets($handle)) !== false) {
// extract var $ta
if (startsWith($line,'source')) {
$source = array();
preg_match('/([A-Z0-4]+)/',explode(':', $line)[1], $source);
$ta = $source[1];
}
// extract var $route
// extract var $maskLength
if (startsWith($line,'route6')) {
$prefix = array();
$line2 = explode('6: ', $line);
// validate v6 netmasks with following cmd
// cmd: ls -1 ../dn42-registry/data/route6/ | egrep -o "\b\_[0-9]+\b" | sed 's/\_//' | sort -n | uniq
preg_match('/([a-f0-9\:]{0,128})\/(32|40|4[4-9]|5[0-9]|6[0-4]|80)/', $line2[1], $prefix);
$route = $prefix[0];
$mask = $prefix[2];
}
// extract var $asn
if (startsWith($line, 'origin')) {
$asn = array();
preg_match('/AS[0-9]+/', explode(':', $line)[1], $asn);
if (count($asn) > 1) {
foreach ($asn as $key => $value) {
if (!empty($value)) {
$roas['roas'][$i]['asn'] = $asn[0];
$roas['roas'][$i]['prefix'] = $route;
if (isset($ta)) {
if ($ta != 'ICVPN') {
$mask = ($mask <= 64 ? '64' : $mask);
}
} else {
$ta = 'NULL';
}
$roas['roas'][$i]['maxLength'] = $mask;
$roas['roas'][$i]['ta'] = $ta;
$i++;
}
}
} else {
$roas['roas'][$i]['asn'] = $asn[0];
$roas['roas'][$i]['prefix'] = $route;
if (isset($ta)) {
if ($ta != 'ICVPN') {
$mask = ($mask <= 64 ? '64' : $mask);
}
} else {
$ta = 'NULL';
}
$roas['roas'][$i]['maxLength'] = $mask;
$roas['roas'][$i]['ta'] = $ta;
$i++;
}
}
}
fclose($handle);
$h++;
}
$files = scandir('../dn42-registry/data/route/');
foreach($files as $file)
{
$handle = fopen("../dn42-registry/data/route/$file", "r");
while (($line = fgets($handle)) !== false) {
// extract var $ta
if (startsWith($line,'source')) {
$source = array();
preg_match('/([A-Z0-4]+)/',explode(':', $line)[1], $source);
$ta = $source[1];
}
// extract var $route
// extract var $maskLength
if (startsWith($line,'route')) {
$prefix = array();
preg_match('/(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\/(3[0-2]|[0-2]?[0-9])/', explode(':', $line)[1], $prefix);
$route = $prefix[0];
$mask = $prefix[5];
}
// extract var $asn
if (startsWith($line, 'origin')) {
$asn = array();
preg_match('/AS[0-9]+/', explode(':', $line)[1], $asn);
if (count($asn) > 1) {
foreach ($asn as $key => $value) {
if (!empty($value)) {
$roas['roas'][$i]['asn'] = $asn[0];
$roas['roas'][$i]['prefix'] = $route;
if (isset($ta)) {
if ($ta != 'ICVPN') {
$mask = ($mask <= 28 ? '28' : $mask);
}
} else {
$ta = 'NULL';
}
$roas['roas'][$i]['maxLength'] = $mask;
$roas['roas'][$i]['ta'] = $ta;
$i++;
}
}
} else {
$roas['roas'][$i]['asn'] = $asn[0];
$roas['roas'][$i]['prefix'] = $route;
if (isset($ta)) {
if ($ta != 'ICVPN') {
$mask = ($mask <= 28 ? '28' : $mask);
}
} else {
$ta = 'NULL';
}
$roas['roas'][$i]['maxLength'] = $mask;
$roas['roas'][$i]['ta'] = $ta;
$i++;
}
}
}
fclose($handle);
$h++;
}
// Do JSON encoding before writing result to file
$json = json_encode($roas, JSON_UNESCAPED_SLASHES|JSON_PRETTY_PRINT);
// Write JSON to file
$fp = fopen('dn42-rpki-export.json', 'w');
fwrite($fp, $json);
fclose($fp);
?>