-/*-
- * BSD LICENSE
- *
- * Copyright(c) 2016 Intel Corporation. All rights reserved.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- * * Neither the name of Intel Corporation nor the names of its
- * contributors may be used to endorse or promote products derived
- * from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2016 Intel Corporation
*/
#include <stdio.h>
#include <rte_per_lcore.h>
#include <rte_branch_prediction.h>
#include <rte_interrupts.h>
-#include <rte_pci.h>
#include <rte_random.h>
#include <rte_debug.h>
#include <rte_ether.h>
},
.txmode = {
.mq_mode = ETH_MQ_TX_NONE,
+ .offloads = (DEV_TX_OFFLOAD_IPV4_CKSUM |
+ DEV_TX_OFFLOAD_MULTI_SEGS),
},
};
RTE_LOG(ERR, IPSEC, "Unsupported packet type\n");
rte_pktmbuf_free(pkt);
}
+
+ /* Check if the packet has been processed inline. For inline protocol
+ * processed packets, the metadata in the mbuf can be used to identify
+ * the security processing done on the packet. The metadata will be
+ * used to retrieve the application registered userdata associated
+ * with the security session.
+ */
+
+ if (pkt->ol_flags & PKT_RX_SEC_OFFLOAD) {
+ struct ipsec_sa *sa;
+ struct ipsec_mbuf_metadata *priv;
+ struct rte_security_ctx *ctx = (struct rte_security_ctx *)
+ rte_eth_dev_get_sec_ctx(
+ pkt->port);
+
+ /* Retrieve the userdata registered. Here, the userdata
+ * registered is the SA pointer.
+ */
+
+ sa = (struct ipsec_sa *)
+ rte_security_get_userdata(ctx, pkt->udata64);
+
+ if (sa == NULL) {
+ /* userdata could not be retrieved */
+ return;
+ }
+
+ /* Save SA as priv member in mbuf. This will be used in the
+ * IPsec selector(SP-SA) check.
+ */
+
+ priv = get_priv(pkt);
+ priv->sa = sa;
+ }
}
static inline void
ip->pkts[j++] = m;
continue;
}
- if (res & DISCARD || i < lim) {
+ if (res & DISCARD) {
rte_pktmbuf_free(m);
continue;
}
+
/* Only check SPI match for processed IPSec packets */
+ if (i < lim && ((m->ol_flags & PKT_RX_SEC_OFFLOAD) == 0)) {
+ rte_pktmbuf_free(m);
+ continue;
+ }
+
sa_idx = ip->res[i] & PROTECT_MASK;
if (sa_idx == 0 || !inbound_sa_check(sa, m, sa_idx)) {
rte_pktmbuf_free(m);
traffic->ip6.num = nb_pkts_out;
}
+static inline int32_t
+get_hop_for_offload_pkt(struct rte_mbuf *pkt, int is_ipv6)
+{
+ struct ipsec_mbuf_metadata *priv;
+ struct ipsec_sa *sa;
+
+ priv = get_priv(pkt);
+
+ sa = priv->sa;
+ if (unlikely(sa == NULL)) {
+ RTE_LOG(ERR, IPSEC, "SA not saved in private data\n");
+ goto fail;
+ }
+
+ if (is_ipv6)
+ return sa->portid;
+
+ /* else */
+ return (sa->portid | RTE_LPM_LOOKUP_SUCCESS);
+
+fail:
+ if (is_ipv6)
+ return -1;
+
+ /* else */
+ return 0;
+}
+
static inline void
route4_pkts(struct rt_ctx *rt_ctx, struct rte_mbuf *pkts[], uint8_t nb_pkts)
{
uint32_t hop[MAX_PKT_BURST * 2];
uint32_t dst_ip[MAX_PKT_BURST * 2];
+ int32_t pkt_hop = 0;
uint16_t i, offset;
+ uint16_t lpm_pkts = 0;
if (nb_pkts == 0)
return;
+ /* Need to do an LPM lookup for non-inline packets. Inline packets will
+ * have port ID in the SA
+ */
+
for (i = 0; i < nb_pkts; i++) {
- offset = offsetof(struct ip, ip_dst);
- dst_ip[i] = *rte_pktmbuf_mtod_offset(pkts[i],
- uint32_t *, offset);
- dst_ip[i] = rte_be_to_cpu_32(dst_ip[i]);
+ if (!(pkts[i]->ol_flags & PKT_TX_SEC_OFFLOAD)) {
+ /* Security offload not enabled. So an LPM lookup is
+ * required to get the hop
+ */
+ offset = offsetof(struct ip, ip_dst);
+ dst_ip[lpm_pkts] = *rte_pktmbuf_mtod_offset(pkts[i],
+ uint32_t *, offset);
+ dst_ip[lpm_pkts] = rte_be_to_cpu_32(dst_ip[lpm_pkts]);
+ lpm_pkts++;
+ }
}
- rte_lpm_lookup_bulk((struct rte_lpm *)rt_ctx, dst_ip, hop, nb_pkts);
+ rte_lpm_lookup_bulk((struct rte_lpm *)rt_ctx, dst_ip, hop, lpm_pkts);
+
+ lpm_pkts = 0;
for (i = 0; i < nb_pkts; i++) {
- if ((hop[i] & RTE_LPM_LOOKUP_SUCCESS) == 0) {
+ if (pkts[i]->ol_flags & PKT_TX_SEC_OFFLOAD) {
+ /* Read hop from the SA */
+ pkt_hop = get_hop_for_offload_pkt(pkts[i], 0);
+ } else {
+ /* Need to use hop returned by lookup */
+ pkt_hop = hop[lpm_pkts++];
+ }
+
+ if ((pkt_hop & RTE_LPM_LOOKUP_SUCCESS) == 0) {
rte_pktmbuf_free(pkts[i]);
continue;
}
- send_single_packet(pkts[i], hop[i] & 0xff);
+ send_single_packet(pkts[i], pkt_hop & 0xff);
}
}
int32_t hop[MAX_PKT_BURST * 2];
uint8_t dst_ip[MAX_PKT_BURST * 2][16];
uint8_t *ip6_dst;
+ int32_t pkt_hop = 0;
uint16_t i, offset;
+ uint16_t lpm_pkts = 0;
if (nb_pkts == 0)
return;
+ /* Need to do an LPM lookup for non-inline packets. Inline packets will
+ * have port ID in the SA
+ */
+
for (i = 0; i < nb_pkts; i++) {
- offset = offsetof(struct ip6_hdr, ip6_dst);
- ip6_dst = rte_pktmbuf_mtod_offset(pkts[i], uint8_t *, offset);
- memcpy(&dst_ip[i][0], ip6_dst, 16);
+ if (!(pkts[i]->ol_flags & PKT_TX_SEC_OFFLOAD)) {
+ /* Security offload not enabled. So an LPM lookup is
+ * required to get the hop
+ */
+ offset = offsetof(struct ip6_hdr, ip6_dst);
+ ip6_dst = rte_pktmbuf_mtod_offset(pkts[i], uint8_t *,
+ offset);
+ memcpy(&dst_ip[lpm_pkts][0], ip6_dst, 16);
+ lpm_pkts++;
+ }
}
- rte_lpm6_lookup_bulk_func((struct rte_lpm6 *)rt_ctx, dst_ip,
- hop, nb_pkts);
+ rte_lpm6_lookup_bulk_func((struct rte_lpm6 *)rt_ctx, dst_ip, hop,
+ lpm_pkts);
+
+ lpm_pkts = 0;
for (i = 0; i < nb_pkts; i++) {
- if (hop[i] == -1) {
+ if (pkts[i]->ol_flags & PKT_TX_SEC_OFFLOAD) {
+ /* Read hop from the SA */
+ pkt_hop = get_hop_for_offload_pkt(pkts[i], 1);
+ } else {
+ /* Need to use hop returned by lookup */
+ pkt_hop = hop[lpm_pkts++];
+ }
+
+ if (pkt_hop == -1) {
rte_pktmbuf_free(pkts[i]);
continue;
}
- send_single_packet(pkts[i], hop[i] & 0xff);
+ send_single_packet(pkts[i], pkt_hop & 0xff);
}
}
int32_t ret, socket_id;
struct lcore_conf *qconf;
struct ether_addr ethaddr;
+ struct rte_eth_conf local_port_conf = port_conf;
rte_eth_dev_info_get(portid, &dev_info);
nb_rx_queue, nb_tx_queue);
if (frame_size) {
- port_conf.rxmode.max_rx_pkt_len = frame_size;
- port_conf.rxmode.offloads |= DEV_RX_OFFLOAD_JUMBO_FRAME;
+ local_port_conf.rxmode.max_rx_pkt_len = frame_size;
+ local_port_conf.rxmode.offloads |= DEV_RX_OFFLOAD_JUMBO_FRAME;
}
+ if (dev_info.rx_offload_capa & DEV_RX_OFFLOAD_SECURITY)
+ local_port_conf.rxmode.offloads |= DEV_RX_OFFLOAD_SECURITY;
+ if (dev_info.tx_offload_capa & DEV_TX_OFFLOAD_SECURITY)
+ local_port_conf.txmode.offloads |= DEV_TX_OFFLOAD_SECURITY;
+ if (dev_info.tx_offload_capa & DEV_TX_OFFLOAD_MBUF_FAST_FREE)
+ local_port_conf.txmode.offloads |=
+ DEV_TX_OFFLOAD_MBUF_FAST_FREE;
ret = rte_eth_dev_configure(portid, nb_rx_queue, nb_tx_queue,
- &port_conf);
+ &local_port_conf);
if (ret < 0)
rte_exit(EXIT_FAILURE, "Cannot configure device: "
"err=%d, port=%d\n", ret, portid);
printf("Setup txq=%u,%d,%d\n", lcore_id, tx_queueid, socket_id);
txconf = &dev_info.default_txconf;
- txconf->txq_flags = 0;
+ txconf->txq_flags = ETH_TXQ_FLAGS_IGNORE;
+ txconf->offloads = local_port_conf.txmode.offloads;
ret = rte_eth_tx_queue_setup(portid, tx_queueid, nb_txd,
socket_id, txconf);
/* init RX queues */
for (queue = 0; queue < qconf->nb_rx_queue; ++queue) {
+ struct rte_eth_rxconf rxq_conf;
+
if (portid != qconf->rx_queue_list[queue].port_id)
continue;
printf("Setup rxq=%d,%d,%d\n", portid, rx_queueid,
socket_id);
+ rxq_conf = dev_info.default_rxconf;
+ rxq_conf.offloads = local_port_conf.rxmode.offloads;
ret = rte_eth_rx_queue_setup(portid, rx_queueid,
- nb_rxd, socket_id, NULL,
+ nb_rxd, socket_id, &rxq_conf,
socket_ctx[socket_id].mbuf_pool);
if (ret < 0)
rte_exit(EXIT_FAILURE,