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-rw-r--r--VNFs/DPPD-PROX/defaults.c1
-rw-r--r--VNFs/DPPD-PROX/handle_master.c27
-rw-r--r--VNFs/DPPD-PROX/packet_utils.c5
-rw-r--r--VNFs/DPPD-PROX/prox_args.c3
-rw-r--r--VNFs/DPPD-PROX/prox_port_cfg.h1
5 files changed, 23 insertions, 14 deletions
diff --git a/VNFs/DPPD-PROX/defaults.c b/VNFs/DPPD-PROX/defaults.c
index 2156a74f..b93b7275 100644
--- a/VNFs/DPPD-PROX/defaults.c
+++ b/VNFs/DPPD-PROX/defaults.c
@@ -222,6 +222,7 @@ void set_port_defaults(void)
prox_port_cfg[i].tx_ring[0] = '\0';
prox_port_cfg[i].mtu = PROX_MTU;
prox_port_cfg[i].dpdk_mapping = NO_VDEV_PORT;
+ prox_port_cfg[i].v6_mask_length = 8;
// CRC_STRIP becoming the default behavior in DPDK 18.08, and
// DEV_RX_OFFLOAD_CRC_STRIP define has been deleted
diff --git a/VNFs/DPPD-PROX/handle_master.c b/VNFs/DPPD-PROX/handle_master.c
index 8f80ed87..169c7ca0 100644
--- a/VNFs/DPPD-PROX/handle_master.c
+++ b/VNFs/DPPD-PROX/handle_master.c
@@ -376,7 +376,7 @@ static inline void build_icmp_reply_message(struct task_base *tbase, struct rte_
static inline void handle_icmp(struct task_base *tbase, struct rte_mbuf *mbuf)
{
struct task_master *task = (struct task_master *)tbase;
- uint8_t port_id = mbuf->port;
+ uint8_t port_id = get_port(mbuf);
struct port_table *port = &task->internal_port_table[port_id];
prox_rte_ether_hdr *hdr = rte_pktmbuf_mtod(mbuf, prox_rte_ether_hdr *);
if (hdr->ether_type != ETYPE_IPv4) {
@@ -419,21 +419,21 @@ static inline void handle_unknown_ip6(struct task_base *tbase, struct rte_mbuf *
{
struct task_master *task = (struct task_master *)tbase;
struct ether_hdr_arp *hdr_arp = rte_pktmbuf_mtod(mbuf, struct ether_hdr_arp *);
- uint8_t port = get_port(mbuf);
+ uint8_t port_id = get_port(mbuf);
struct ipv6_addr *ip_dst = ctrl_ring_get_ipv6_addr(mbuf);
uint16_t vlan = ctrl_ring_get_vlan(mbuf);
int ret1, ret2, i;
- plogx_dbg("\tMaster trying to find MAC of external IP "IPv6_BYTES_FMT" for port %d\n", IPv6_BYTES(ip_dst->bytes), port);
- if (unlikely(port >= PROX_MAX_PORTS)) {
- plogx_dbg("Port %d not found", port);
+ plogx_dbg("\tMaster trying to find MAC of external IP "IPv6_BYTES_FMT" for port %d\n", IPv6_BYTES(ip_dst->bytes), port_id);
+ if (unlikely(port_id >= PROX_MAX_PORTS)) {
+ plogx_dbg("Port %d not found", port_id);
tx_drop(mbuf);
return;
}
- struct ipv6_addr *local_ip_src = &task->internal_port_table[port].local_ipv6_addr;
- struct ipv6_addr *global_ip_src = &task->internal_port_table[port].global_ipv6_addr;
+ struct ipv6_addr *local_ip_src = &task->internal_port_table[port_id].local_ipv6_addr;
+ struct ipv6_addr *global_ip_src = &task->internal_port_table[port_id].global_ipv6_addr;
struct ipv6_addr *ip_src;
- if (memcmp(local_ip_src, ip_dst, 8) == 0)
+ if (memcmp(local_ip_src, ip_dst, prox_port_cfg[port_id].v6_mask_length) == 0)
ip_src = local_ip_src;
else if (memcmp(global_ip_src, &null_addr, 16))
ip_src = global_ip_src;
@@ -445,7 +445,7 @@ static inline void handle_unknown_ip6(struct task_base *tbase, struct rte_mbuf *
struct rte_ring *ring = task->ctrl_tx_rings[get_core(mbuf) * MAX_TASKS_PER_CORE + get_task(mbuf)];
if (ring == NULL) {
- plogx_dbg("Port %d not registered", port);
+ plogx_dbg("Port %d not registered", port_id);
tx_drop(mbuf);
return;
}
@@ -476,12 +476,12 @@ static inline void handle_unknown_ip6(struct task_base *tbase, struct rte_mbuf *
task->external_ip6_table[ret2].nb_requests++;
// Only needed for first request - but avoid test and copy the same 6 bytes
// In most cases we will only have one request per IP.
- //memcpy(&task->external_ip6_table[ret2].mac, &task->internal_port_table[port].mac, sizeof(prox_rte_ether_addr));
+ //memcpy(&task->external_ip6_table[ret2].mac, &task->internal_port_table[port_id].mac, sizeof(prox_rte_ether_addr));
}
// As timers are not handled by master, we might send an NS request even if one was just sent
// (and not yet answered) by another task
- build_neighbour_sollicitation(mbuf, &task->internal_port_table[port].mac, ip_dst, ip_src, vlan);
+ build_neighbour_sollicitation(mbuf, &task->internal_port_table[port_id].mac, ip_dst, ip_src, vlan);
tx_ring(tbase, ring, SEND_NDP_FROM_MASTER, mbuf);
}
@@ -625,6 +625,7 @@ static inline void handle_ns(struct task_base *tbase, struct rte_mbuf *mbuf, pro
tx_drop(mbuf);
} else {
struct rte_ring *ring = task->internal_ip6_table[ret].ring;
+ if (ring == NULL) return;
build_neighbour_advertisement(tbase, mbuf, &task->internal_ip6_table[ret].mac, &key.ip6, PROX_SOLLICITED, vlan);
tx_ring(tbase, ring, SEND_NDP_FROM_MASTER, mbuf);
}
@@ -675,7 +676,7 @@ static inline void handle_na(struct task_base *tbase, struct rte_mbuf *mbuf, pro
}
if (target_address == NULL) {
- tx_drop(mbuf);
+ target_address = (uint8_t *)&neighbour_advertisement->destination_address;
}
struct ether_hdr_arp *hdr_arp = rte_pktmbuf_mtod(mbuf, struct ether_hdr_arp *);
struct ipv6_addr *key = &neighbour_advertisement->destination_address;
@@ -683,6 +684,7 @@ static inline void handle_na(struct task_base *tbase, struct rte_mbuf *mbuf, pro
ret = rte_hash_lookup(task->external_ip6_hash, (const void *)key);
if (unlikely(ret < 0)) {
// entry not found for this IP: we did not ask a request, delete the reply
+ plog_err("Unkown IP "IPv6_BYTES_FMT"", IPv6_BYTES(neighbour_advertisement->destination_address.bytes));
tx_drop(mbuf);
} else {
// entry found for this IP
@@ -697,6 +699,7 @@ static inline void handle_na(struct task_base *tbase, struct rte_mbuf *mbuf, pro
}
task->external_ip6_table[ret].nb_requests = 0;
} else {
+ plog_err("UNEXPECTED nb_requests == 0");
tx_drop(mbuf);
}
}
diff --git a/VNFs/DPPD-PROX/packet_utils.c b/VNFs/DPPD-PROX/packet_utils.c
index dcfd4f2e..0189a1e0 100644
--- a/VNFs/DPPD-PROX/packet_utils.c
+++ b/VNFs/DPPD-PROX/packet_utils.c
@@ -546,7 +546,7 @@ void task_start_l3(struct task_base *tbase, struct task_args *targ)
if ((targ->local_ipv4 && port->ip_addr[0].ip) && (targ->local_prefix != port->ip_addr[0].prefix)) {
PROX_PANIC(1, "local_ipv4 prefix in core section (%d) differs from port section (%d)\n", targ->local_prefix, port->ip_addr[0].prefix);
}
- if (!port->ip_addr[0].ip) {
+ if (!port->ip_addr[0].ip && targ->local_ipv4) {
port->ip_addr[0].ip = targ->local_ipv4;
port->ip_addr[0].prefix = targ->local_prefix;
port->n_vlans = 1;
@@ -554,7 +554,8 @@ void task_start_l3(struct task_base *tbase, struct task_args *targ)
plog_info("Setting port local_ipv4 from core %d local_ipv4 to "IPv4_BYTES_FMT"\n", tbase->l3.reachable_port_id, IP4(rte_be_to_cpu_32(port->ip_addr[0].ip)));
}
for (int vlan_id = 0; vlan_id < port->n_vlans; vlan_id++) {
- register_ip_to_ctrl_plane(tbase->l3.tmaster, rte_be_to_cpu_32(port->ip_addr[vlan_id].ip), tbase->l3.reachable_port_id, targ->lconf->id, targ->id);
+ if (port->ip_addr[vlan_id].ip)
+ register_ip_to_ctrl_plane(tbase->l3.tmaster, rte_be_to_cpu_32(port->ip_addr[vlan_id].ip), tbase->l3.reachable_port_id, targ->lconf->id, targ->id);
}
if (strcmp(targ->route_table, "") != 0) {
struct lpm4 *lpm;
diff --git a/VNFs/DPPD-PROX/prox_args.c b/VNFs/DPPD-PROX/prox_args.c
index e8c275bb..0ef1f8b1 100644
--- a/VNFs/DPPD-PROX/prox_args.c
+++ b/VNFs/DPPD-PROX/prox_args.c
@@ -542,6 +542,9 @@ static int get_port_cfg(unsigned sindex, char *str, void *data)
else if (STR_EQ(str, "tx desc")) {
return parse_int(&cfg->n_txd, pkey);
}
+ else if (STR_EQ(str, "ipv6 mask length")) {
+ return parse_int(&cfg->v6_mask_length, pkey);
+ }
else if (STR_EQ(str, "all_rx_queues")) {
uint32_t val;
if (parse_bool(&val, pkey)) {
diff --git a/VNFs/DPPD-PROX/prox_port_cfg.h b/VNFs/DPPD-PROX/prox_port_cfg.h
index 50359202..24fd8aac 100644
--- a/VNFs/DPPD-PROX/prox_port_cfg.h
+++ b/VNFs/DPPD-PROX/prox_port_cfg.h
@@ -91,6 +91,7 @@ struct prox_port_cfg {
uint8_t virtual;
uint8_t all_rx_queues;
uint16_t n_vlans;
+ uint32_t v6_mask_length;
};
extern rte_atomic32_t lsc;