def lock_nodes(nodes): LOCK_INTERVAL = 5 * 60 if not isinstance(nodes, list): nodes = [nodes] r = Common.get_cache_connection() for node in nodes: r.set(node, node, ex=LOCK_INTERVAL, nx=True) return nodes
def is_locked(node): r = Common.get_cache_connection() return r.exists(node)
def release_lock(nodes): r = Common.get_cache_connection() r.delete(nodes)