bool rfs::add_sink(pkt_rcvr_sink* p_sink)
{
uint32_t i;
rfs_logfunc("called with sink (%p)", p_sink);
// Check all sinks list array if already exists.
for (i = 0; i < m_n_sinks_list_entries; ++i) {
if (m_sinks_list[i] == p_sink) {
rfs_logdbg("sink (%p) already registered!!!", p_sink);
return true;
}
}
if (m_n_sinks_list_entries == m_n_sinks_list_max_length) { // Sinks list array is full
// Reallocate a new array with double size
uint32_t tmp_sinks_list_length = 2*m_n_sinks_list_max_length;
pkt_rcvr_sink** tmp_sinks_list = new pkt_rcvr_sink*[tmp_sinks_list_length];
BULLSEYE_EXCLUDE_BLOCK_START
if (tmp_sinks_list == NULL) {
rfs_logpanic("sinks list allocation failed!");
}
BULLSEYE_EXCLUDE_BLOCK_END
memcpy(tmp_sinks_list, m_sinks_list, sizeof(pkt_rcvr_sink*)*m_n_sinks_list_max_length);
delete[] m_sinks_list;
m_sinks_list = tmp_sinks_list;
m_n_sinks_list_max_length = tmp_sinks_list_length;
}
rfs_uc::rfs_uc(flow_tuple *flow_spec_5t, ring *p_ring, rfs_rule_filter* rule_filter /*= NULL*/) : rfs(flow_spec_5t, p_ring, rule_filter)
{
BULLSEYE_EXCLUDE_BLOCK_START
if (m_flow_tuple.is_udp_mc()) {
rfs_logpanic("rfs: rfs_uc called with MC destination ip");
}
BULLSEYE_EXCLUDE_BLOCK_END
prepare_flow_spec();
}
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);
}
}
rfs::rfs(flow_tuple *flow_spec_5t, ring_simple *p_ring, rfs_rule_filter* rule_filter /*= NULL*/, uint32_t flow_tag_id /*=0*/):
m_flow_tuple(rule_filter ? rule_filter->m_flow_tuple : *flow_spec_5t), m_p_ring(p_ring),
m_p_rule_filter(rule_filter), m_n_sinks_list_entries(0), m_n_sinks_list_max_length(RFS_SINKS_LIST_DEFAULT_LEN),
m_flow_tag_id(flow_tag_id), m_b_tmp_is_attached(false)
{
m_sinks_list = new pkt_rcvr_sink*[m_n_sinks_list_max_length];
BULLSEYE_EXCLUDE_BLOCK_START
if (m_sinks_list == NULL) {
rfs_logpanic("sinks list allocation failed!");
}
BULLSEYE_EXCLUDE_BLOCK_END
memset(m_sinks_list, 0, sizeof(pkt_rcvr_sink*)*m_n_sinks_list_max_length);
}
rfs::rfs(flow_tuple *flow_spec_5t, ring *p_ring):
m_flow_tuple(*flow_spec_5t), m_p_ring(p_ring),
m_n_sinks_list_entries(0), m_n_sinks_list_max_length(RFS_SINKS_LIST_DEFAULT_LEN),
m_b_tmp_is_attached(false)
{
m_sinks_list = new pkt_rcvr_sink*[m_n_sinks_list_max_length];
BULLSEYE_EXCLUDE_BLOCK_START
if (m_sinks_list == NULL) {
rfs_logpanic("sinks list allocation failed!");
}
BULLSEYE_EXCLUDE_BLOCK_END
memset(m_sinks_list, 0, sizeof(pkt_rcvr_sink*)*m_n_sinks_list_max_length);
}
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);
}
}