C++ (Cpp) ibv_flow_spec_eth_set Beispiele

Beispiel #1

Datei: rfs_uc.cpp Projekt: Cai900205/test

void rfs_uc::prepare_flow_spec()
{
	transport_type_t type = m_p_ring->get_transport_type();

	ring_resources_map_t::iterator ring_resource_iter = m_p_ring->m_ring_resources_map.begin();
	for (; ring_resource_iter != m_p_ring->m_ring_resources_map.end(); ring_resource_iter++) {
		attach_flow_data_t* 		       p_attach_flow_data = NULL;
		attach_flow_data_ib_ipv4_tcp_udp_t*    attach_flow_data_ib = NULL;
		attach_flow_data_eth_ipv4_tcp_udp_t*   attach_flow_data_eth = NULL;
		vma_ibv_flow_spec_ipv4*             p_ipv4 = NULL;
		vma_ibv_flow_spec_tcp_udp*          p_tcp_udp = NULL;

		switch (type) {
			case VMA_TRANSPORT_IB:
				attach_flow_data_ib = new attach_flow_data_ib_ipv4_tcp_udp_t(ring_resource_iter->second.m_p_qp_mgr);

#ifdef DEFINED_IBV_FLOW_SPEC_IB
				ibv_flow_spec_ib_set_by_dst_qpn(&(attach_flow_data_ib->ibv_flow_attr.ib),
							htonl(((IPoIB_addr*)ring_resource_iter->first.get_l2_addr())->get_qpn()));
#endif
				p_ipv4 = &(attach_flow_data_ib->ibv_flow_attr.ipv4);
				p_tcp_udp = &(attach_flow_data_ib->ibv_flow_attr.tcp_udp);
				p_attach_flow_data = (attach_flow_data_t*)attach_flow_data_ib;
				break;
			case VMA_TRANSPORT_ETH:
				attach_flow_data_eth = new attach_flow_data_eth_ipv4_tcp_udp_t(ring_resource_iter->second.m_p_qp_mgr);

				ibv_flow_spec_eth_set(&(attach_flow_data_eth->ibv_flow_attr.eth),
							ring_resource_iter->first.get_l2_addr()->get_address(),
							htons(ring_resource_iter->second.m_p_qp_mgr->get_partiton()));


				p_ipv4 = &(attach_flow_data_eth->ibv_flow_attr.ipv4);
				p_tcp_udp = &(attach_flow_data_eth->ibv_flow_attr.tcp_udp);
				p_attach_flow_data = (attach_flow_data_t*)attach_flow_data_eth;
				break;
			BULLSEYE_EXCLUDE_BLOCK_START
			default:
				rfs_logpanic("Incompatible transport type = %d", type);
				break;
			BULLSEYE_EXCLUDE_BLOCK_END
		}

		ibv_flow_spec_ipv4_set(p_ipv4,
					m_flow_tuple.get_dst_ip(),
					m_flow_tuple.get_src_ip());

		ibv_flow_spec_tcp_udp_set(p_tcp_udp,
					(m_flow_tuple.get_protocol() == PROTO_TCP),
					m_flow_tuple.get_dst_port(),
					m_flow_tuple.get_src_port());

		m_attach_flow_data_vector.push_back(p_attach_flow_data);
	}
}

Beispiel #2

Datei: rfs_uc.cpp Projekt: dommellanox/libvma

void rfs_uc::prepare_flow_spec()
{
	transport_type_t type = m_p_ring->get_transport_type();

	/*
	 * todo note that ring is not locked here.
	 * we touch members that should not change during the ring life.
	 * the ring will not be deleted as we increased refcnt.
	 * if one of these assumptions change, we must lock.
	 */
	ring_resources_map_t::iterator ring_resource_iter = m_p_ring->m_ring_resources_map.begin();
	for (; ring_resource_iter != m_p_ring->m_ring_resources_map.end(); ring_resource_iter++) {
		attach_flow_data_t* 		       p_attach_flow_data = NULL;
		attach_flow_data_ib_ipv4_tcp_udp_t*    attach_flow_data_ib = NULL;
		attach_flow_data_eth_ipv4_tcp_udp_t*   attach_flow_data_eth = NULL;
		vma_ibv_flow_spec_ipv4*             p_ipv4 = NULL;
		vma_ibv_flow_spec_tcp_udp*          p_tcp_udp = NULL;

		switch (type) {
			case VMA_TRANSPORT_IB:
				attach_flow_data_ib = new attach_flow_data_ib_ipv4_tcp_udp_t(ring_resource_iter->second.m_p_qp_mgr);

#ifdef DEFINED_IBV_FLOW_SPEC_IB
				ibv_flow_spec_ib_set_by_dst_qpn(&(attach_flow_data_ib->ibv_flow_attr.ib),
							htonl(((IPoIB_addr*)ring_resource_iter->first.get_l2_addr())->get_qpn()));
#endif
				p_ipv4 = &(attach_flow_data_ib->ibv_flow_attr.ipv4);
				p_tcp_udp = &(attach_flow_data_ib->ibv_flow_attr.tcp_udp);
				p_attach_flow_data = (attach_flow_data_t*)attach_flow_data_ib;
				break;
			case VMA_TRANSPORT_ETH:
				attach_flow_data_eth = new attach_flow_data_eth_ipv4_tcp_udp_t(ring_resource_iter->second.m_p_qp_mgr);

				ibv_flow_spec_eth_set(&(attach_flow_data_eth->ibv_flow_attr.eth),
							ring_resource_iter->first.get_l2_addr()->get_address(),
							htons(ring_resource_iter->second.m_p_qp_mgr->get_partiton()));


				p_ipv4 = &(attach_flow_data_eth->ibv_flow_attr.ipv4);
				p_tcp_udp = &(attach_flow_data_eth->ibv_flow_attr.tcp_udp);
				p_attach_flow_data = (attach_flow_data_t*)attach_flow_data_eth;
				break;
			BULLSEYE_EXCLUDE_BLOCK_START
			default:
				rfs_logpanic("Incompatible transport type = %d", type);
				break;
			BULLSEYE_EXCLUDE_BLOCK_END
		}

		ibv_flow_spec_ipv4_set(p_ipv4,
					m_flow_tuple.get_dst_ip(),
					m_flow_tuple.get_src_ip());

		ibv_flow_spec_tcp_udp_set(p_tcp_udp,
					(m_flow_tuple.get_protocol() == PROTO_TCP),
					m_flow_tuple.get_dst_port(),
					m_flow_tuple.get_src_port());
		
		if (m_flow_tuple.get_src_port() || m_flow_tuple.get_src_ip()) {
			// set priority of 5-tuple to be higher than 3-tuple
			// to make sure 5-tuple have higher priority on ConnectX-4 
			p_attach_flow_data->ibv_flow_attr.priority = 0;
		}
		
		m_attach_flow_data_vector.push_back(p_attach_flow_data);
	}
}