Resource identifier allocation method and device

The invention relates to a resource identifier allocation method and device. The method comprises the steps of obtaining a unique identifier of a system resource in a system, wherein the system resource is a resource capable of being used by the system, and the unique identifier does not change before or after the system is upgraded; performing Hash calculation according to the unique identifier so as to obtain a Hash value; generating the resource identifier of the system resource, wherein the resource identifier comprises a resource packet identifier, a type identifier and an entry identifier, the entry identifier comprises the hash value, the resource packet identifier is used for representing whether the resource is a system resource or an application resource, the type identifier is used for representing an identifier of a resource type to which the type identifier belongs, and the entry identifier is used for representing an identifier in the resource type to which the type identifier belongs. The metho