<?php namespace Illuminate\Cache; class LuaScripts { /** * Get the Lua script to atomically release a lock. * * KEYS[1] - The name of the lock * ARGV[1] - The owner key of the lock instance trying to release it * * @return string */ public static function releaseLock() { return <<<'LUA' if redis.call("get",KEYS[1]) == ARGV[1] then return redis.call("del",KEYS[1]) else return 0 end LUA; } }