struct sockaddr_in dst, src;
src.sin_family = AF_INET;
- src.sin_addr.s_addr = prox_port_cfg[vdev_port].ip;
src.sin_port = rte_cpu_to_be_16(PROX_PSEUDO_PKT_PORT);
-
- int fd = socket(AF_INET, SOCK_DGRAM, 0);
- PROX_PANIC(fd < 0, "Failed to open socket(AF_INET, SOCK_DGRAM, 0)\n");
- prox_port_cfg[vdev_port].fd = fd;
- rc = bind(fd,(struct sockaddr *)&src, sizeof(struct sockaddr_in));
- PROX_PANIC(rc, "Failed to bind("IPv4_BYTES_FMT":%d): errno = %d (%s)\n", IPv4_BYTES(((uint8_t*)&src.sin_addr.s_addr)), src.sin_port, errno, strerror(errno));
- plog_info("DPDK port %d bound("IPv4_BYTES_FMT":%d) to fd %d\n", port_id, IPv4_BYTES(((uint8_t*)&src.sin_addr.s_addr)), src.sin_port, fd);
- fcntl(fd, F_SETFL, fcntl(fd, F_GETFL) | O_NONBLOCK);
+ for (int vlan_id = 0; vlan_id < prox_port_cfg[vdev_port].n_vlans; vlan_id++) {
+ src.sin_addr.s_addr = rte_be_to_cpu_32(prox_port_cfg[vdev_port].ip_addr[vlan_id].ip);
+ int fd = socket(AF_INET, SOCK_DGRAM, 0);
+ PROX_PANIC(fd < 0, "Failed to open socket(AF_INET, SOCK_DGRAM, 0)\n");
+ prox_port_cfg[vdev_port].fds[vlan_id] = fd;
+ rc = bind(fd,(struct sockaddr *)&src, sizeof(struct sockaddr_in));
+ PROX_PANIC(rc, "Failed to bind("IPv4_BYTES_FMT":%d): errno = %d (%s)\n", IPv4_BYTES(((uint8_t*)&src.sin_addr.s_addr)), src.sin_port, errno, strerror(errno));
+ plog_info("DPDK port %d bound("IPv4_BYTES_FMT":%d) to fd %d\n", port_id, IPv4_BYTES(((uint8_t*)&src.sin_addr.s_addr)), src.sin_port, fd);
+ fcntl(fd, F_SETFL, fcntl(fd, F_GETFL) | O_NONBLOCK);
+ }
task->max_vdev_id++;
}
}
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) {
port->n_echo_req = 0;
port->last_echo_req_rcvd_tsc = rte_rdtsc();
}
- build_icmp_reply_message(tbase, mbuf);
+ return build_icmp_reply_message(tbase, mbuf);
} else if (type == PROX_RTE_IP_ICMP_ECHO_REPLY) {
port->n_echo_rep++;
if (rte_rdtsc() - port->last_echo_rep_rcvd_tsc > rte_get_tsc_hz()) {
{
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;
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;
}
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);
}
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);
}
}
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;
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
}
task->external_ip6_table[ret].nb_requests = 0;
} else {
+ plog_err("UNEXPECTED nb_requests == 0");
tx_drop(mbuf);
}
}
struct ether_hdr_arp *hdr_arp = rte_pktmbuf_mtod(mbuf, struct ether_hdr_arp *);
uint32_t ip = get_ip(mbuf);
+ vlan = ctrl_ring_get_vlan(mbuf);
struct rte_ring *ring = task->ctrl_tx_rings[get_core(mbuf) * MAX_TASKS_PER_CORE + get_task(mbuf)];
// First check whether MAC address is not already in kernel MAC table.
dst.sin_family = AF_INET;
dst.sin_addr.s_addr = ip;
dst.sin_port = rte_cpu_to_be_16(PROX_PSEUDO_PKT_PORT);
- // TODO VLAN: find the right fd based on the VLAN
- int n = sendto(prox_port_cfg[vdev_port].fd, (char*)(&ip), 0, MSG_DONTROUTE, (struct sockaddr *)&dst, sizeof(struct sockaddr_in));
+
+ int vlan_id;
+ for (vlan_id = 0; vlan_id < prox_port_cfg[vdev_port].n_vlans; vlan_id++) {
+ if (prox_port_cfg[vdev_port].vlan_tags[vlan_id] == vlan)
+ break;
+ }
+ if (vlan_id >= prox_port_cfg[vdev_port].n_vlans) {
+ // Tag not found
+ plogx_info("\tDid not send to TAP IP "IPv4_BYTES_FMT" as wrong VLAN %d\n", IPv4_BYTES(((uint8_t*)&ip)), vlan);
+ tx_drop(mbuf);
+ break;
+ }
+ int n = sendto(prox_port_cfg[vdev_port].fds[vlan_id], (char*)(&ip), 0, MSG_DONTROUTE, (struct sockaddr *)&dst, sizeof(struct sockaddr_in));
if (n < 0) {
- plogx_info("\tFailed to send to TAP IP "IPv4_BYTES_FMT" using fd %d, error = %d (%s)\n", IPv4_BYTES(((uint8_t*)&ip)), prox_port_cfg[vdev_port].fd, errno, strerror(errno));
+ plogx_info("\tFailed to send to TAP IP "IPv4_BYTES_FMT" using fd %d, error = %d (%s)\n", IPv4_BYTES(((uint8_t*)&ip)), prox_port_cfg[vdev_port].fds[vlan_id], errno, strerror(errno));
} else
- plogx_dbg("\tSent %d bytes to TAP IP "IPv4_BYTES_FMT" using fd %d\n", n, IPv4_BYTES(((uint8_t*)&ip)), prox_port_cfg[vdev_port].fd);
+ plogx_dbg("\tSent %d bytes to TAP IP "IPv4_BYTES_FMT" using fd %d\n", n, IPv4_BYTES(((uint8_t*)&ip)), prox_port_cfg[vdev_port].fds[vlan_id]);
record_request(tbase, ip, port, ring);
tx_drop(mbuf);
struct sockaddr_nl sockaddr2;
memset(&sockaddr2, 0, sizeof(struct sockaddr_nl));
sockaddr2.nl_family = AF_NETLINK;
- sockaddr2.nl_groups = RTMGRP_IPV6_ROUTE | RTMGRP_IPV4_ROUTE | RTMGRP_NOTIFY;
+ sockaddr2.nl_groups = RTMGRP_IPV4_ROUTE | RTMGRP_NOTIFY;
rc = bind(fd, (struct sockaddr *)&sockaddr2, sizeof(struct sockaddr_nl));
PROX_PANIC(rc < 0, "Failed to bind to RTMGRP_NEIGH netlink group\n");
task->route_fds.fd = fd;
struct rtmsg *rtmsg = (struct rtmsg *)NLMSG_DATA(nl_hdr);
int rtm_family = rtmsg->rtm_family;
- if ((rtm_family == AF_INET) && (rtmsg->rtm_table != RT_TABLE_MAIN) &&(rtmsg->rtm_table != RT_TABLE_LOCAL))
+ if (rtm_family != AF_INET) {
+ plog_warn("Unhandled non IPV4 routing message\n");
+ return;
+ }
+ if ((rtmsg->rtm_table != RT_TABLE_MAIN) && (rtmsg->rtm_table != RT_TABLE_LOCAL))
return;
int dst_len = rtmsg->rtm_dst_len;
}
int dpdk_vdev_port = -1;
for (int i = 0; i< prox_rte_eth_dev_count_avail(); i++) {
- if (strcmp(prox_port_cfg[i].name, interface_name) == 0)
- dpdk_vdev_port = i;
+ for (int vlan_id = 0; vlan_id < prox_port_cfg[i].n_vlans; vlan_id++) {
+ if (strcmp(prox_port_cfg[i].names[vlan_id], interface_name) == 0) {
+ dpdk_vdev_port = i;
+ break;
+ }
+ }
+ if (dpdk_vdev_port != -1)
+ break;
}
if (dpdk_vdev_port != -1) {
plogx_info("Received netlink message on tap interface %s for IP "IPv4_BYTES_FMT"/%d, Gateway "IPv4_BYTES_FMT"\n", interface_name, IP4(ip), dst_len, IP4(gw_ip));
Code Review / samplevnf.git / blobdiff