Method and apparatus for dynamic access of storage device in cloud storage system

Embodiments of the present application provide a method and an apparatus for dynamic access of a storage device in a cloud storage system, applied to a storage node in a cloud storage system. The method comprises: identifying, when it is detected that a new first storage device is connected, the type of the first storage device; searching, according to the type of the first storage device, for a first target storage device library corresponding to the type of the first storage device; reading, according to the first target storage device library, a stored online standard interface and an online operating mode which corresponds to the type of the first storage device, wherein online standard interfaces and respective online operating modes corresponding to types of storage devices are stored in the first target storage device library; and enabling, according to the read online standard interface and online operating mode, the first storage device to access the cloud storage system. The embodiment of the present application can implement dynamic access of a storage device in a storage node.