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php is_writable is not reliable

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This commit is contained in:
botanic 2014-04-21 02:39:29 -07:00
parent 113b4c990e
commit ff4a43ef48
1 changed files with 25 additions and 6 deletions
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31
code/ryzom/tools/server/ryzom_ams/www/html/installer/libsetup.php
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@ -8,28 +8,47 @@
ini_set('display_errors', 1);
error_reporting(E_ALL);
function is__writable($path) {
if ($path{strlen($path)-1}=='/')
return is__writable($path.uniqid(mt_rand()).'.tmp');
if (file_exists($path)) {
if (!($f = @fopen($path, 'r+')))
return false;
fclose($f);
return true;
}
if (!($f = @fopen($path, 'w')))
return false;
fclose($f);
unlink($path);
return true;
}
//set permissions
if(is_writable('../../../www/login/logs')) {
if(is__writable('../../../www/login/logs')) {
echo "failed to get write permissions on logs";
exit;
}
if(is_writable('../../../admin/graphs_output')) {
if(is__writable('../../../admin/graphs_output')) {
echo "failed to get write permissions on graphs_output";
exit;
}
if(is_writable('../../../admin/templates/default_c')) {
if(is__writable('../../../admin/templates/default_c')) {
echo "failed to get write permissions on default_c";
exit;
}
if(is_writable('../../www')) {
if(is__writable('../../www')) {
echo "failed to get write permissions on www";
exit;
}
if(is_writable('../../www/html/cache')) {
if(is__writable('../../www/html/cache')) {
echo "failed to get write permissions on cache";
exit;
}
if(is_writable('../../www/html/templates_c')) {
if(is__writable('../../www/html/templates_c')) {
echo "failed to get write permissions on templates_c";
exit;
}