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(config) prevent backup collisions (start using microtime)

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Ad Schellevis 2015-09-21 12:11:18 +02:00
parent 11913af853
commit ef787b91a2
1 changed files with 6 additions and 3 deletions
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9
src/opnsense/mvc/app/library/OPNsense/Core/Config.php
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@ -396,14 +396,17 @@ class Config extends Singleton
public function backup()
{
$target_dir = dirname($this->config_file)."/backup/";
$target_filename = "config-".time().".xml";
$target_filename = "config-".microtime(true).".xml";
if (!file_exists($target_dir)) {
// create backup directory if it's missing
mkdir($target_dir);
}
copy($this->config_file, $target_dir.$target_filename);
// The new target backup filename shouldn't exists, because of the use of microtime.
// But if for some reason a script keeps calling this backup very often, it shouldn't crash.
if (!file_exists($target_dir . $target_filename)) {
copy($this->config_file, $target_dir . $target_filename);
}
}
/**