network_configuration.py 文件源码

def prepare_all_flow_specifications(self):

        flow_specs = []

        flow_match = Match(is_wildcard=True)
        #flow_match["ethernet_type"] = 0x0800

        for src_host_id, dst_host_id in permutations(self.ng.host_ids, 2):

            if src_host_id == dst_host_id:
                continue

            fs = FlowSpecification(src_host_id, dst_host_id, flow_match)
            fs.ng_src_host = self.ng.get_node_object(src_host_id)
            fs.ng_dst_host = self.ng.get_node_object(dst_host_id)
            fs.mn_src_host = self.mininet_obj.get(src_host_id)
            fs.mn_dst_host = self.mininet_obj.get(dst_host_id)

            flow_specs.append(fs)

        return flow_specs