Disclosed is a DR device selection method based on an OSPF protocol, comprising: taking a designated router determined by means of a designated protocol as a false designated router; instructing the false designated router and each router in a network to determine the shortest path tree by respectively taking themselves as root nodes, and to respectively determine the sum of path loss values thereof according to path loss values of branches of the shortest path tree; and instructing the false designated router to collect relevant information about the sums of path loss values of all the routers in the network, and to select, according to the relevant information about the sums of the path loss values, a designated router and a backup designated router. Further disclosed are a DR device selection apparatus based on an OSPF protocol, and a storage medium.