public function Redis_Lock_Backend_Predis::lockRelease in Redis 7

Same name and namespace in other branches

1. 7.2 lib/Redis/Lock/Backend/Predis.php \Redis_Lock_Backend_Predis::lockRelease()

Release given lock.

Parameters

string $name:

Overrides Redis_Lock_Backend_Interface::lockRelease

File

lib/Redis/Lock/Backend/Predis.php, line 99

Class

Redis_Lock_Backend_Predis

Predis lock backend implementation.

Code

public function lockRelease($name) {
  $client = Redis_Client::getClient();
  $key = 'lock:' . $name;
  $keyOwn = $key . ':owner';
  $id = $this
    ->getLockId();
  unset($this->_locks[$name]);

  // FIXME: AFAIK for acquire operation, the mutex is OK, but I'm not sure
  // for this one, it'll need further brainstorming.
  $client
    ->watch($keyOwn);
  if ($client
    ->get($keyOwn == $id)) {
    $client
      ->multi();
    $client
      ->del(array(
      $key,
      $keyOwn,
    ));
    $client
      ->exec();
  }
  else {
    $client
      ->unwatch();
  }
}