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Combined whitelist jquery source packages checksum checks

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This commit is contained in:
Gabor Gyorvari
2019-01-08 20:12:48 +01:00
parent 538d7fe3f6
commit da765046f5
1 changed files with 13 additions and 5 deletions
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18
tools/bigdata/generate.php
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@@ -8,11 +8,12 @@ function is_cached($file)
return is_readable($cache_dir . '/' . $file);
}
function set_cache($file, $data)
function set_cache($file, $data, $algo, $hash)
{
global $cache_dir;
file_put_contents($cache_dir . '/' . $file, $data);
file_put_contents($cache_dir . '/' . $file . '.' . $algo, $hash);
}
function get_cache($file)
@@ -54,12 +55,19 @@ function fetch_jquery($fp)
echo 'Fetching jQuery' . PHP_EOL;
$data = file_get_contents('https://code.jquery.com/jquery/');
preg_match_all('/<a class=\'open\-sri\-modal\' href=\'\/(jquery-.*?\.js)/', $data, $m);
foreach ($m[1] as $file) {
preg_match_all(
'/<a class=\'open\-sri\-modal\' href=\'\/(jquery-.*?\.js)\' data\-hash=\'sha256\-(.*?)\'/',
$data,
$m
);
foreach ($m[1] as $k => $file) {
if (!is_cached($file)) {
echo 'Downloading: ' . 'https://code.jquery.com/' . $file . PHP_EOL;
$data = file_get_contents('https://code.jquery.com/' . $file);
set_cache($file, $data);
if (base64_encode(hash('sha256', $data, true)) != $m[2][$k]) {
die('Hash mismatch' . PHP_EOL);
}
set_cache($file, $data, 'sha256', bin2hex(base64_decode($m[2][$k])));
} else {
$data = get_cache($file);
}
@@ -76,7 +84,7 @@ if (!is_readable($cache_dir)) {
$fp = fopen('all.txt', 'w');
fetch_kubik_rubik($fp);
// fetch_kubik_rubik($fp);
fetch_jquery($fp);
fclose($fp);