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authorDeepak S <deepak.s@linux.intel.com>2017-07-20 11:22:33 +0000
committerGerrit Code Review <gerrit@opnfv.org>2017-07-20 11:22:33 +0000
commitd923180e4af2612361dd7d4bf1627092a4d552d8 (patch)
tree6809880ce8c96365778514f3c820f08588910ae5 /VNFs/vFW
parent51759157a499326cfe69ec0eecb00b1c5879bf50 (diff)
parent5997f97a236457f2994820d39e3738dfd61076e4 (diff)
Merge "[l2l3 stack] implements new nd state machine & nd buffering"
Diffstat (limited to 'VNFs/vFW')
-rw-r--r--VNFs/vFW/pipeline/pipeline_vfw_be.c776
1 files changed, 117 insertions, 659 deletions
diff --git a/VNFs/vFW/pipeline/pipeline_vfw_be.c b/VNFs/vFW/pipeline/pipeline_vfw_be.c
index f6ada29..fed424e 100644
--- a/VNFs/vFW/pipeline/pipeline_vfw_be.c
+++ b/VNFs/vFW/pipeline/pipeline_vfw_be.c
@@ -68,7 +68,7 @@
uint32_t timer_lcore;
uint8_t firewall_flag = 1;
-uint8_t VFW_DEBUG;
+uint8_t VFW_DEBUG = 0;
uint8_t cnxn_tracking_is_active = 1;
/**
* A structure defining the VFW pipeline input port per thread data.
@@ -176,32 +176,6 @@ __rte_cache_aligned;
* TODO: look into "stub" table and see if that can be used
* to avoid useless table lookup
*/
-/***** ARP local cache *****/
-#if 0
-uint8_t link_hw_laddr_valid[MAX_NUM_LOCAL_MAC_ADDRESS] = {
- 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0
-};
-
-static struct ether_addr link_hw_laddr[MAX_NUM_LOCAL_MAC_ADDRESS] = {
- {.addr_bytes = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00} },
- {.addr_bytes = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00} },
- {.addr_bytes = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00} },
- {.addr_bytes = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00} },
- {.addr_bytes = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00} },
- {.addr_bytes = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00} },
- {.addr_bytes = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00} },
- {.addr_bytes = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00} },
- {.addr_bytes = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00} },
- {.addr_bytes = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00} },
- {.addr_bytes = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00} },
- {.addr_bytes = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00} },
- {.addr_bytes = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00} },
- {.addr_bytes = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00} },
- {.addr_bytes = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00} },
- {.addr_bytes = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00} }
-};
-#endif
uint64_t arp_pkts_mask;
/* Start TSC measurement */
@@ -231,142 +205,6 @@ static inline void end_tsc_measure(
}
}
-//static struct ether_addr *get_local_link_hw_addr(uint8_t out_port)
-//{
-// return &link_hw_laddr[out_port];
-//}
-#if 0
-static uint8_t local_dest_mac_present(uint8_t out_port)
-{
- return link_hw_laddr_valid[out_port];
-}
-
-static uint32_t local_get_nh_ipv4(
- uint32_t ip,
- uint32_t *port,
- uint32_t *nhip,
- struct pipeline_vfw *vfw_pipe)
-{
- int i;
-
- for (i = 0; i < vfw_pipe->local_lib_arp_route_ent_cnt; i++) {
- if (((vfw_pipe->local_lib_arp_route_table[i].ip &
- vfw_pipe->local_lib_arp_route_table[i].mask) ==
- (ip & vfw_pipe->local_lib_arp_route_table[i].mask))) {
- *port = vfw_pipe->local_lib_arp_route_table[i].port;
-
- *nhip = vfw_pipe->local_lib_arp_route_table[i].nh;
- return 1;
- }
- }
- return 0;
-}
-
-static void do_local_nh_ipv4_cache(uint32_t dest_if,
- struct pipeline_vfw *vfw_pipe)
-{
-
- /* Search for the entry and do local copy */
- int i;
-
- for (i = 0; i < MAX_ARP_RT_ENTRY; i++) {
- if (lib_arp_route_table[i].port == dest_if) {
-
- struct lib_arp_route_table_entry *lentry =
- &vfw_pipe->
- local_lib_arp_route_table[vfw_pipe->
- local_lib_arp_route_ent_cnt];
-
- lentry->ip = lib_arp_route_table[i].ip;
- lentry->mask = lib_arp_route_table[i].mask;
- lentry->port = lib_arp_route_table[i].port;
- lentry->nh = lib_arp_route_table[i].nh;
-
- vfw_pipe->local_lib_arp_route_ent_cnt++;
- break;
- }
- }
-}
-#endif
-static uint32_t local_get_nh_ipv6(
- uint8_t *ip,
- uint32_t *port,
- uint8_t nhip[],
- struct pipeline_vfw *vfw_pipe)
-{
- uint8_t netmask_ipv6[IPV6_ADD_SIZE], netip_nd[IPV6_ADD_SIZE],
- netip_in[IPV6_ADD_SIZE];
- uint8_t i = 0, j = 0, k = 0, l = 0, depthflags = 0, depthflags1 = 0;
- memset(netmask_ipv6, 0, sizeof(netmask_ipv6));
- memset(netip_nd, 0, sizeof(netip_nd));
- memset(netip_in, 0, sizeof(netip_in));
-
- for (i = 0; i < vfw_pipe->local_lib_nd_route_ent_cnt; i++) {
-
- convert_prefixlen_to_netmask_ipv6(
- vfw_pipe->local_lib_nd_route_table[i].depth,
- netmask_ipv6);
-
- for (k = 0; k < IPV6_ADD_SIZE; k++)
- if (vfw_pipe->local_lib_nd_route_table[i].ipv6[k] &
- netmask_ipv6[k]) {
- depthflags++;
- netip_nd[k] = vfw_pipe->
- local_lib_nd_route_table[i].ipv6[k];
- }
-
- for (l = 0; l < IPV6_ADD_SIZE; l++)
- if (ip[l] & netmask_ipv6[l]) {
- depthflags1++;
- netip_in[l] = ip[l];
- }
-
-
- if ((depthflags == depthflags1) && (memcmp(netip_nd, netip_in,
- sizeof(netip_nd)) == 0)) {
-
- *port = vfw_pipe->local_lib_nd_route_table[i].port;
-
- for (j = 0; j < IPV6_ADD_SIZE; j++)
- nhip[j] = vfw_pipe->
- local_lib_nd_route_table[i].nhipv6[j];
- return 1;
- }
-
- depthflags = 0;
- depthflags1 = 0;
- }
- return 0;
-}
-
-static void do_local_nh_ipv6_cache(uint32_t dest_if,
- struct pipeline_vfw *vfw_pipe)
-{
- /* Search for the entry and do local copy */
- int i, l;
-
- for (i = 0; i < MAX_ND_RT_ENTRY; i++) {
-
- if (lib_nd_route_table[i].port == dest_if) {
-
- struct lib_nd_route_table_entry *lentry = &vfw_pipe->
- local_lib_nd_route_table[vfw_pipe->
- local_lib_nd_route_ent_cnt];
-
- for (l = 0; l < IPV6_ADD_SIZE; l++) {
- lentry->ipv6[l] =
- lib_nd_route_table[i].ipv6[l];
- lentry->nhipv6[l] =
- lib_nd_route_table[i].nhipv6[l];
- }
- lentry->depth = lib_nd_route_table[i].depth;
- lentry->port = lib_nd_route_table[i].port;
-
- vfw_pipe->local_lib_nd_route_ent_cnt++;
- break;
- } /* if */
- } /* for */
-}
/**
* Print packet for debugging.
*
@@ -929,85 +767,16 @@ pkt4_work_vfw_arp_ipv4_packets(struct rte_mbuf **pkts,
uint32_t dest_address = rte_bswap32(ihdr->dst_addr);
if (must_reverse)
rte_sp_exchange_mac_addresses(ehdr);
-#if 0
- ret = local_get_nh_ipv4(dest_address, &dest_if,
- &nhip, vfw_pipe);
- if (must_reverse) {
- rte_sp_exchange_mac_addresses(ehdr);
- if (is_phy_port_privte(phy_port)) {
- if (!ret) {
- dest_if = get_pub_to_prv_port(
- &dest_address,
- IP_VERSION_4);
- if (dest_if == INVALID_DESTIF) {
- *pkts_mask &= ~pkt_mask;
- vfw_pipe->counters->
- pkts_drop_without_arp_entry++;
- }
- do_local_nh_ipv4_cache(
- dest_if, vfw_pipe);
- }
-
- } else {
- if (!ret) {
- dest_if = get_prv_to_pub_port(
- &dest_address,
- IP_VERSION_4);
- if (dest_if == INVALID_DESTIF) {
- *pkts_mask &= ~pkt_mask;
- vfw_pipe->counters->
- pkts_drop_without_arp_entry++;
- }
- do_local_nh_ipv4_cache(dest_if,
- vfw_pipe);
- }
- }
- } else if (is_phy_port_privte(phy_port)) {
- if (!ret) {
- dest_if = get_prv_to_pub_port(&dest_address,
- IP_VERSION_4);
- if (dest_if == INVALID_DESTIF) {
- *pkts_mask &= ~pkt_mask;
- vfw_pipe->counters->
- pkts_drop_without_arp_entry++;
- }
- do_local_nh_ipv4_cache(dest_if, vfw_pipe);
- }
- } else {
- if (!ret) {
- dest_if = get_pub_to_prv_port(&dest_address,
- IP_VERSION_4);
- if (dest_if == INVALID_DESTIF) {
- *pkts_mask &= ~pkt_mask;
- vfw_pipe->counters->
- pkts_drop_without_arp_entry++;
- }
- do_local_nh_ipv4_cache(dest_if, vfw_pipe);
- }
-
- }
- meta_data_addr->output_port = vfw_pipe->outport_id[dest_if];
- if (local_dest_mac_present(dest_if)) {
- ether_addr_copy(get_local_link_hw_addr(dest_if),
- &ehdr->d_addr);
- ether_addr_copy(get_link_hw_addr(dest_if),
- &ehdr->s_addr);
- } else {
-#endif
struct arp_entry_data *ret_arp_data = NULL;
ret_arp_data = get_dest_mac_addr_port(dest_address,
&dest_if, &ehdr->d_addr);
meta_data_addr->output_port = vfw_pipe->outport_id[dest_if];
if (arp_cache_dest_mac_present(dest_if)) {
-
ether_addr_copy(get_link_hw_addr(dest_if), &ehdr->s_addr);
- arp_data_ptr[dest_if]->n_last_update = time(NULL);
-
+ update_nhip_access(dest_if);
if (unlikely(ret_arp_data && ret_arp_data->num_pkts)) {
-
- printf("sending buffered packets\n");
arp_send_buffered_pkts(ret_arp_data,
&ehdr->d_addr, vfw_pipe->outport_id[dest_if]);
@@ -1015,7 +784,7 @@ pkt4_work_vfw_arp_ipv4_packets(struct rte_mbuf **pkts,
} else {
if (unlikely(ret_arp_data == NULL)) {
-
+ if (VFW_DEBUG)
printf("%s: NHIP Not Found, nhip:%x , "
"outport_id: %d\n", __func__, nhip,
vfw_pipe->outport_id[dest_if]);
@@ -1028,10 +797,9 @@ pkt4_work_vfw_arp_ipv4_packets(struct rte_mbuf **pkts,
if (ret_arp_data->status == INCOMPLETE ||
ret_arp_data->status == PROBE) {
if (ret_arp_data->num_pkts >= NUM_DESC) {
- /* ICMP req sent, drop packet by
- * changing the mask */
- vfw_pipe->counters->
- pkts_drop_without_arp_entry++;
+ /* ICMP req sent, drop packet by
+ * changing the mask */
+ vfw_pipe->counters->pkts_drop_without_arp_entry++;
continue;
} else {
arp_pkts_mask |= pkt_mask;
@@ -1096,92 +864,24 @@ pkt_work_vfw_arp_ipv4_packets(struct rte_mbuf *pkts,
if (must_reverse)
rte_sp_exchange_mac_addresses(ehdr);
-#if 0
- ret = local_get_nh_ipv4(dest_address, &dest_if,
- &nhip, vfw_pipe);
- if (must_reverse) {
- rte_sp_exchange_mac_addresses(ehdr);
- if (is_phy_port_privte(phy_port)) {
- if (!ret) {
- dest_if = get_pub_to_prv_port(
- &dest_address,
- IP_VERSION_4);
- if (dest_if == INVALID_DESTIF) {
- *pkts_mask &= ~pkt_mask;
- vfw_pipe->counters->
- pkts_drop_without_arp_entry++;
- }
- do_local_nh_ipv4_cache(
- dest_if, vfw_pipe);
- }
-
- } else {
- if (!ret) {
- dest_if = get_prv_to_pub_port(
- &dest_address,
- IP_VERSION_4);
- if (dest_if == INVALID_DESTIF) {
- *pkts_mask &= ~pkt_mask;
- vfw_pipe->counters->
- pkts_drop_without_arp_entry++;
- }
- do_local_nh_ipv4_cache(dest_if,
- vfw_pipe);
- }
- }
- } else if (is_phy_port_privte(phy_port)) {
- if (!ret) {
- dest_if = get_prv_to_pub_port(&dest_address,
- IP_VERSION_4);
- if (dest_if == INVALID_DESTIF) {
- *pkts_mask &= ~pkt_mask;
- vfw_pipe->counters->
- pkts_drop_without_arp_entry++;
- }
- do_local_nh_ipv4_cache(dest_if, vfw_pipe);
- }
-
- } else {
- if (!ret) {
- dest_if = get_pub_to_prv_port(&dest_address,
- IP_VERSION_4);
- if (dest_if == INVALID_DESTIF) {
- *pkts_mask &= ~pkt_mask;
- vfw_pipe->counters->
- pkts_drop_without_arp_entry++;
- }
- do_local_nh_ipv4_cache(dest_if, vfw_pipe);
- }
-
- }
- meta_data_addr->output_port = vfw_pipe->outport_id[dest_if];
- if (local_dest_mac_present(dest_if)) {
- ether_addr_copy(get_local_link_hw_addr(dest_if),
- &ehdr->d_addr);
- ether_addr_copy(get_link_hw_addr(dest_if),
- &ehdr->s_addr);
- } else {
-#endif
struct arp_entry_data *ret_arp_data = NULL;
ret_arp_data = get_dest_mac_addr_port(dest_address,
&dest_if, &ehdr->d_addr);
- meta_data_addr->output_port = vfw_pipe->outport_id[dest_if];
+ meta_data_addr->output_port = vfw_pipe->outport_id[dest_if];
+
if (arp_cache_dest_mac_present(dest_if)) {
ether_addr_copy(get_link_hw_addr(dest_if), &ehdr->s_addr);
- arp_data_ptr[dest_if]->n_last_update = time(NULL);
-
+ update_nhip_access(dest_if);
if (unlikely(ret_arp_data && ret_arp_data->num_pkts)) {
-
- printf("sending buffered packets\n");
arp_send_buffered_pkts(ret_arp_data,
&ehdr->d_addr, vfw_pipe->outport_id[dest_if]);
}
-
} else {
if (unlikely(ret_arp_data == NULL)) {
+ if (VFW_DEBUG)
printf("%s: NHIP Not Found, nhip:%x , "
"outport_id: %d\n", __func__, nhip,
vfw_pipe->outport_id[dest_if]);
@@ -1193,10 +893,9 @@ pkt_work_vfw_arp_ipv4_packets(struct rte_mbuf *pkts,
if (ret_arp_data->status == INCOMPLETE ||
ret_arp_data->status == PROBE) {
if (ret_arp_data->num_pkts >= NUM_DESC) {
- /* ICMP req sent, drop packet by
- * changing the mask */
- vfw_pipe->counters->
- pkts_drop_without_arp_entry++;
+ /* ICMP req sent, drop packet by
+ * changing the mask */
+ vfw_pipe->counters->pkts_drop_without_arp_entry++;
return;
} else {
arp_pkts_mask |= pkt_mask;
@@ -1237,12 +936,10 @@ pkt4_work_vfw_arp_ipv6_packets(struct rte_mbuf **pkts,
struct pipeline_vfw *vfw_pipe)
{
uint8_t nh_ipv6[IPV6_ADD_SIZE];
- uint32_t ret;
struct ether_addr hw_addr;
struct mbuf_tcp_meta_data *meta_data_addr;
struct ether_hdr *ehdr;
struct rte_mbuf *pkt;
- uint16_t phy_port;
uint8_t i;
for (i = 0; i < 4; i++) {
@@ -1256,7 +953,6 @@ pkt4_work_vfw_arp_ipv6_packets(struct rte_mbuf **pkts,
continue;
int must_reverse = ((synproxy_reply_mask & pkt_mask) != 0);
- phy_port = pkt->port;
meta_data_addr = (struct mbuf_tcp_meta_data *)
RTE_MBUF_METADATA_UINT32_PTR(pkt, META_DATA_OFFSET);
ehdr = rte_vfw_get_ether_addr(pkt);
@@ -1268,104 +964,49 @@ pkt4_work_vfw_arp_ipv6_packets(struct rte_mbuf **pkts,
uint8_t dest_address[IPV6_ADD_SIZE];
memset(nhip, 0, IPV6_ADD_SIZE);
-
- rte_mov16(dest_address, ihdr->dst_addr);
- ret = local_get_nh_ipv6(&dest_address[0], &dest_if,
- &nhip[0], vfw_pipe);
- if (must_reverse) {
+ if (must_reverse)
rte_sp_exchange_mac_addresses(ehdr);
- if (is_phy_port_privte(phy_port)) {
- if (!ret) {
- dest_if = get_pub_to_prv_port(
- (uint32_t *)
- &dest_address[0],
- IP_VERSION_6);
- if (dest_if == INVALID_DESTIF) {
- *pkts_mask &= ~pkt_mask;
- vfw_pipe->counters->
- pkts_drop_without_arp_entry++;
- }
- do_local_nh_ipv6_cache(dest_if,
- vfw_pipe);
- }
-
- } else {
- if (!ret) {
- dest_if = get_prv_to_pub_port(
- (uint32_t *)
- &dest_address[0],
- IP_VERSION_6);
- if (dest_if == INVALID_DESTIF) {
- *pkts_mask &= ~pkt_mask;
- vfw_pipe->counters->
- pkts_drop_without_arp_entry++;
- }
- do_local_nh_ipv6_cache(dest_if,
- vfw_pipe);
- }
- }
-
- } else if (is_phy_port_privte(phy_port)) {
- if (!ret) {
- dest_if = get_prv_to_pub_port((uint32_t *)
- &dest_address[0], IP_VERSION_6);
- if (dest_if == INVALID_DESTIF) {
- *pkts_mask &= ~pkt_mask;
- vfw_pipe->counters->
- pkts_drop_without_arp_entry++;
- }
- do_local_nh_ipv6_cache(dest_if, vfw_pipe);
- }
-
- } else {
- if (!ret) {
- dest_if = get_pub_to_prv_port((uint32_t *)
- &dest_address[0], IP_VERSION_6);
- if (dest_if == INVALID_DESTIF) {
- *pkts_mask &= ~pkt_mask;
- vfw_pipe->counters->
- pkts_drop_without_arp_entry++;
-
- }
- do_local_nh_ipv6_cache(dest_if, vfw_pipe);
- }
-
- }
-
- meta_data_addr->output_port = vfw_pipe->outport_id[dest_if];
+ rte_mov16(dest_address, ihdr->dst_addr);
memset(nh_ipv6, 0, IPV6_ADD_SIZE);
- if (get_dest_mac_address_ipv6_port(
+ struct nd_entry_data *ret_nd_data = NULL;
+ ret_nd_data = get_dest_mac_address_ipv6_port(
&dest_address[0],
&dest_if,
&hw_addr,
- &nh_ipv6[0])) {
- ether_addr_copy(&hw_addr, &ehdr->d_addr);
- ether_addr_copy(get_link_hw_addr(dest_if),
- &ehdr->s_addr);
+ &nh_ipv6[0]);
- if (vfw_debug >= DEBUG_LEVEL_4) {
- char buf[HW_ADDR_SIZE];
-
- ether_format_addr(buf, sizeof(buf),
- &hw_addr);
- printf("MAC found for dest_if %d: %s, ",
- dest_if, buf);
- ether_format_addr(buf, sizeof(buf),
- &ehdr->s_addr);
- printf("new eth hdr src: %s, ", buf);
- ether_format_addr(buf, sizeof(buf),
- &ehdr->d_addr);
- printf("new eth hdr dst: %s\n", buf);
- }
+ meta_data_addr->output_port = vfw_pipe->
+ outport_id[dest_if];
+ if (nd_cache_dest_mac_present(dest_if)) {
+ ether_addr_copy(get_link_hw_addr(dest_if),
+ &ehdr->s_addr);
+ update_nhip_access(dest_if);
+ if (unlikely(ret_nd_data && ret_nd_data->num_pkts)) {
+ nd_send_buffered_pkts(ret_nd_data,
+ &ehdr->d_addr, meta_data_addr->output_port);
+ }
} else {
- printf("deleting ipv6\n");
- *pkts_mask &= ~pkt_mask;
- /*Next Neighbor is not yet implemented
- * for ipv6.*/
- vfw_pipe->counters->
- pkts_drop_without_arp_entry++;
+ if (unlikely(ret_nd_data == NULL)) {
+ *pkts_mask &= ~pkt_mask;
+ vfw_pipe->counters->
+ pkts_drop_without_arp_entry++;
+ continue;
+ }
+ if (ret_nd_data->status == INCOMPLETE ||
+ ret_nd_data->status == PROBE) {
+ if (ret_nd_data->num_pkts >= NUM_DESC) {
+ /* Drop the pkt */
+ *pkts_mask &= ~pkt_mask;
+ vfw_pipe->counters->pkts_drop_without_arp_entry++;
+ continue;
+ } else {
+ arp_pkts_mask |= pkt_mask;
+ nd_queue_unresolved_packet(ret_nd_data, pkt);
+ continue;
+ }
+ }
}
}
@@ -1399,12 +1040,10 @@ pkt_work_vfw_arp_ipv6_packets(struct rte_mbuf *pkts,
struct pipeline_vfw *vfw_pipe)
{
uint8_t nh_ipv6[IPV6_ADD_SIZE];
- uint32_t ret;
struct ether_addr hw_addr;
struct mbuf_tcp_meta_data *meta_data_addr;
struct ether_hdr *ehdr;
struct rte_mbuf *pkt;
- uint16_t phy_port;
uint32_t dest_if = INVALID_DESTIF;
/* bitmask representing only this packet */
@@ -1416,7 +1055,6 @@ pkt_work_vfw_arp_ipv6_packets(struct rte_mbuf *pkts,
int must_reverse = ((synproxy_reply_mask & pkt_mask) != 0);
- phy_port = pkt->port;
meta_data_addr = (struct mbuf_tcp_meta_data *)
RTE_MBUF_METADATA_UINT32_PTR(pkt, META_DATA_OFFSET);
ehdr = rte_vfw_get_ether_addr(pkt);
@@ -1428,104 +1066,47 @@ pkt_work_vfw_arp_ipv6_packets(struct rte_mbuf *pkts,
uint8_t dest_address[IPV6_ADD_SIZE];
memset(nhip, 0, IPV6_ADD_SIZE);
-
- rte_mov16(dest_address, ihdr->dst_addr);
- ret = local_get_nh_ipv6(&dest_address[0], &dest_if,
- &nhip[0], vfw_pipe);
- if (must_reverse) {
+ if (must_reverse)
rte_sp_exchange_mac_addresses(ehdr);
- if (is_phy_port_privte(phy_port)) {
- if (!ret) {
- dest_if = get_pub_to_prv_port(
- (uint32_t *)
- &dest_address[0],
- IP_VERSION_6);
- if (dest_if == INVALID_DESTIF) {
- *pkts_mask &= ~pkt_mask;
- vfw_pipe->counters->
- pkts_drop_without_arp_entry++;
- }
- do_local_nh_ipv6_cache(dest_if,
- vfw_pipe);
- }
-
- } else {
- if (!ret) {
- dest_if = get_prv_to_pub_port(
- (uint32_t *)
- &dest_address[0],
- IP_VERSION_6);
- if (dest_if == INVALID_DESTIF) {
- *pkts_mask &= ~pkt_mask;
- vfw_pipe->counters->
- pkts_drop_without_arp_entry++;
- }
- do_local_nh_ipv6_cache(dest_if,
- vfw_pipe);
- }
- }
-
- } else if (is_phy_port_privte(phy_port)) {
- if (!ret) {
- dest_if = get_prv_to_pub_port((uint32_t *)
- &dest_address[0], IP_VERSION_6);
- if (dest_if == INVALID_DESTIF) {
- *pkts_mask &= ~pkt_mask;
- vfw_pipe->counters->
- pkts_drop_without_arp_entry++;
- }
- do_local_nh_ipv6_cache(dest_if, vfw_pipe);
- }
-
- } else {
- if (!ret) {
- dest_if = get_pub_to_prv_port((uint32_t *)
- &dest_address[0], IP_VERSION_6);
- if (dest_if == INVALID_DESTIF) {
- *pkts_mask &= ~pkt_mask;
- vfw_pipe->counters->
- pkts_drop_without_arp_entry++;
-
- }
- do_local_nh_ipv6_cache(dest_if, vfw_pipe);
- }
-
- }
-
- meta_data_addr->output_port = vfw_pipe->outport_id[dest_if];
-
+ rte_mov16(dest_address, ihdr->dst_addr);
memset(nh_ipv6, 0, IPV6_ADD_SIZE);
- if (get_dest_mac_address_ipv6_port(
+ struct nd_entry_data *ret_nd_data = NULL;
+ ret_nd_data = get_dest_mac_address_ipv6_port(
&dest_address[0],
&dest_if,
&hw_addr,
- &nh_ipv6[0])) {
- ether_addr_copy(&hw_addr, &ehdr->d_addr);
+ &nh_ipv6[0]);
+ meta_data_addr->output_port = vfw_pipe->
+ outport_id[dest_if];
+ if (nd_cache_dest_mac_present(dest_if)) {
ether_addr_copy(get_link_hw_addr(dest_if),
&ehdr->s_addr);
+ update_nhip_access(dest_if);
- if (vfw_debug >= DEBUG_LEVEL_4) {
- char buf[HW_ADDR_SIZE];
-
- ether_format_addr(buf, sizeof(buf),
- &hw_addr);
- printf("MAC found for dest_if %d: %s, ",
- dest_if, buf);
- ether_format_addr(buf, sizeof(buf),
- &ehdr->s_addr);
- printf("new eth hdr src: %s, ", buf);
- ether_format_addr(buf, sizeof(buf),
- &ehdr->d_addr);
- printf("new eth hdr dst: %s\n", buf);
+ if (unlikely(ret_nd_data && ret_nd_data->num_pkts)) {
+ nd_send_buffered_pkts(ret_nd_data,
+ &ehdr->d_addr, meta_data_addr->output_port);
}
-
} else {
- printf("deleting ipv6\n");
- *pkts_mask &= ~pkt_mask;
- /*Next Neighbor is not yet implemented
- * for ipv6.*/
- vfw_pipe->counters->
- pkts_drop_without_arp_entry++;
+ if (unlikely(ret_nd_data == NULL)) {
+ *pkts_mask &= ~pkt_mask;
+ vfw_pipe->counters->
+ pkts_drop_without_arp_entry++;
+ return;
+ }
+ if (ret_nd_data->status == INCOMPLETE ||
+ ret_nd_data->status == PROBE) {
+ if (ret_nd_data->num_pkts >= NUM_DESC) {
+ /* Drop the pkt */
+ *pkts_mask &= ~pkt_mask;
+ vfw_pipe->counters->pkts_drop_without_arp_entry++;
+ return;
+ } else {
+ arp_pkts_mask |= pkt_mask;
+ nd_queue_unresolved_packet(ret_nd_data, pkt);
+ return;
+ }
+ }
}
}
@@ -1588,85 +1169,16 @@ rte_vfw_arp_ipv4_packets(struct rte_mbuf **pkts,
uint32_t dest_address = rte_bswap32(ihdr->dst_addr);
if (must_reverse)
rte_sp_exchange_mac_addresses(ehdr);
-#if 0
- ret = local_get_nh_ipv4(dest_address, &dest_if,
- &nhip, vfw_pipe);
- if (must_reverse) {
- rte_sp_exchange_mac_addresses(ehdr);
- if (is_phy_port_privte(phy_port)) {
- if (!ret) {
- dest_if = get_pub_to_prv_port(
- &dest_address,
- IP_VERSION_4);
- if (dest_if == INVALID_DESTIF) {
- pkts_mask &= ~pkt_mask;
- vfw_pipe->counters->
- pkts_drop_without_arp_entry++;
- }
- do_local_nh_ipv4_cache(
- dest_if, vfw_pipe);
- }
-
- } else {
- if (!ret) {
- dest_if = get_prv_to_pub_port(
- &dest_address,
- IP_VERSION_4);
- if (dest_if == INVALID_DESTIF) {
- pkts_mask &= ~pkt_mask;
- vfw_pipe->counters->
- pkts_drop_without_arp_entry++;
- }
- do_local_nh_ipv4_cache(dest_if,
- vfw_pipe);
- }
- }
- } else if (is_phy_port_privte(phy_port)) {
- if (!ret) {
- dest_if = get_prv_to_pub_port(&dest_address,
- IP_VERSION_4);
- if (dest_if == INVALID_DESTIF) {
- pkts_mask &= ~pkt_mask;
- vfw_pipe->counters->
- pkts_drop_without_arp_entry++;
- }
- do_local_nh_ipv4_cache(dest_if, vfw_pipe);
- }
-
- } else {
- if (!ret) {
- dest_if = get_pub_to_prv_port(&dest_address,
- IP_VERSION_4);
- if (dest_if == INVALID_DESTIF) {
- pkts_mask &= ~pkt_mask;
- vfw_pipe->counters->
- pkts_drop_without_arp_entry++;
- }
- do_local_nh_ipv4_cache(dest_if, vfw_pipe);
- }
-
- }
- meta_data_addr->output_port = vfw_pipe->outport_id[dest_if];
- if (local_dest_mac_present(dest_if)) {
- ether_addr_copy(get_local_link_hw_addr(dest_if),
- &ehdr->d_addr);
- ether_addr_copy(get_link_hw_addr(dest_if),
- &ehdr->s_addr);
- } else {
-#endif
struct arp_entry_data *ret_arp_data = NULL;
ret_arp_data = get_dest_mac_addr_port(dest_address,
&dest_if, &ehdr->d_addr);
- meta_data_addr->output_port = vfw_pipe->outport_id[dest_if];
+ meta_data_addr->output_port = vfw_pipe->outport_id[dest_if];
if (arp_cache_dest_mac_present(dest_if)) {
ether_addr_copy(get_link_hw_addr(dest_if), &ehdr->s_addr);
- arp_data_ptr[dest_if]->n_last_update = time(NULL);
-
+ update_nhip_access(dest_if);
if (unlikely(ret_arp_data && ret_arp_data->num_pkts)) {
- printf("sending buffered packets\n");
- p_nat->naptedPktCount += ret_arp_data->num_pkts;
arp_send_buffered_pkts(ret_arp_data,
&ehdr->d_addr, vfw_pipe->outport_id[dest_if]);
@@ -1675,6 +1187,7 @@ rte_vfw_arp_ipv4_packets(struct rte_mbuf **pkts,
} else {
if (unlikely(ret_arp_data == NULL)) {
+ if (VFW_DEBUG)
printf("%s: NHIP Not Found, nhip:%x , "
"outport_id: %d\n", __func__, nhip,
vfw_pipe->outport_id[dest_if]);
@@ -1687,10 +1200,9 @@ rte_vfw_arp_ipv4_packets(struct rte_mbuf **pkts,
if (ret_arp_data->status == INCOMPLETE ||
ret_arp_data->status == PROBE) {
if (ret_arp_data->num_pkts >= NUM_DESC) {
- /* ICMP req sent, drop packet by
- * changing the mask */
- vfw_pipe->counters->
- pkts_drop_without_arp_entry++;
+ /* ICMP req sent, drop packet by
+ * changing the mask */
+ vfw_pipe->counters->pkts_drop_without_arp_entry++;
continue;
} else {
arp_pkts_mask |= pkt_mask;
@@ -1759,106 +1271,52 @@ rte_vfw_arp_ipv6_packets(struct rte_mbuf **pkts,
uint8_t dest_address[IPV6_ADD_SIZE];
memset(nhip, 0, IPV6_ADD_SIZE);
-
- rte_mov16(dest_address, ihdr->dst_addr);
- ret = local_get_nh_ipv6(&dest_address[0], &dest_if,
- &nhip[0], vfw_pipe);
- if (must_reverse) {
+ if (must_reverse)
rte_sp_exchange_mac_addresses(ehdr);
- if (is_phy_port_privte(phy_port)) {
- if (!ret) {
- dest_if = get_pub_to_prv_port(
- (uint32_t *)
- &dest_address[0],
- IP_VERSION_6);
- if (dest_if == INVALID_DESTIF) {
- pkts_mask &= ~pkt_mask;
- vfw_pipe->counters->
- pkts_drop_without_arp_entry++;
- }
- do_local_nh_ipv6_cache(dest_if,
- vfw_pipe);
- }
-
- } else {
- if (!ret) {
- dest_if = get_prv_to_pub_port(
- (uint32_t *)
- &dest_address[0],
- IP_VERSION_6);
- if (dest_if == INVALID_DESTIF) {
- pkts_mask &= ~pkt_mask;
- vfw_pipe->counters->
- pkts_drop_without_arp_entry++;
- }
- do_local_nh_ipv6_cache(dest_if,
- vfw_pipe);
- }
- }
-
- } else if (is_phy_port_privte(phy_port)) {
- if (!ret) {
- dest_if = get_prv_to_pub_port((uint32_t *)
- &dest_address[0], IP_VERSION_6);
- if (dest_if == INVALID_DESTIF) {
- pkts_mask &= ~pkt_mask;
- vfw_pipe->counters->
- pkts_drop_without_arp_entry++;
- }
- do_local_nh_ipv6_cache(dest_if, vfw_pipe);
- }
-
- } else {
- if (!ret) {
- dest_if = get_pub_to_prv_port((uint32_t *)
- &dest_address[0], IP_VERSION_6);
- if (dest_if == INVALID_DESTIF) {
- pkts_mask &= ~pkt_mask;
- vfw_pipe->counters->
- pkts_drop_without_arp_entry++;
-
- }
- do_local_nh_ipv6_cache(dest_if, vfw_pipe);
- }
-
- }
-
- meta_data_addr->output_port = vfw_pipe->outport_id[dest_if];
+ rte_mov16(dest_address, ihdr->dst_addr);
memset(nh_ipv6, 0, IPV6_ADD_SIZE);
- if (get_dest_mac_address_ipv6_port(
+ struct nd_entry_data *ret_nd_data = NULL;
+ ret_nd_data = get_dest_mac_address_ipv6_port(
&dest_address[0],
&dest_if,
&hw_addr,
- &nh_ipv6[0])) {
- ether_addr_copy(&hw_addr, &ehdr->d_addr);
+ &nh_ipv6[0]);
+
+ meta_data_addr->output_port = vfw_pipe->
+ outport_id[dest_if];
+ if (nd_cache_dest_mac_present(dest_if)) {
ether_addr_copy(get_link_hw_addr(dest_if),
&ehdr->s_addr);
+ update_nhip_access(dest_if);
- if (vfw_debug >= DEBUG_LEVEL_4) {
- char buf[HW_ADDR_SIZE];
-
- ether_format_addr(buf, sizeof(buf),
- &hw_addr);
- printf("MAC found for dest_if %d: %s, ",
- dest_if, buf);
- ether_format_addr(buf, sizeof(buf),
- &ehdr->s_addr);
- printf("new eth hdr src: %s, ", buf);
- ether_format_addr(buf, sizeof(buf),
- &ehdr->d_addr);
- printf("new eth hdr dst: %s\n", buf);
+ if (unlikely(ret_nd_data && ret_nd_data->num_pkts)) {
+ nd_send_buffered_pkts(ret_nd_data,
+ &ehdr->d_addr, meta_data_addr->output_port);
}
} else {
- printf("deleting ipv6\n");
+ if (unlikely(ret_nd_data == NULL)) {
pkts_mask &= ~pkt_mask;
- /*Next Neighbor is not yet implemented
- * for ipv6.*/
- vfw_pipe->counters->
- pkts_drop_without_arp_entry++;
- }
-
+ vfw_pipe->counters->
+ pkts_drop_without_arp_entry++;
+ continue;
+ }
+ if (ret_nd_data->status == INCOMPLETE ||
+ ret_nd_data->status == PROBE) {
+ if (ret_nd_data->num_pkts >= NUM_DESC) {
+ /* Drop the pkt */
+ pkts_mask &= ~pkt_mask;
+ vfw_pipe->counters->
+ pkts_drop_without_arp_entry++;
+ continue;
+ } else {
+ arp_pkts_mask |= pkt_mask;
+ nd_queue_unresolved_packet(ret_nd_data, pkt);
+ continue;
+ }
+ }
+ }
}