[dpdk-dev] [PATCH v3 05/10] examples/tep_termination:add UDP port configuration for UDP tunneling packet
Jijiang Liu
jijiang.liu at intel.com
Mon Jun 8 05:01:43 CEST 2015
The port number of UDP tunneling packet is configurable, which has 16 entries in total for i40e.
Signed-off-by: Jijiang Liu <jijiang.liu at intel.com>
---
examples/tep_termination/main.c | 18 +++++++++++++++++-
examples/tep_termination/vxlan_setup.c | 13 ++++++++++++-
2 files changed, 29 insertions(+), 2 deletions(-)
diff --git a/examples/tep_termination/main.c b/examples/tep_termination/main.c
index bb0f345..ecea9e8 100644
--- a/examples/tep_termination/main.c
+++ b/examples/tep_termination/main.c
@@ -109,6 +109,7 @@
#define MAC_ADDR_CMP 0xFFFFFFFFFFFFULL
#define CMD_LINE_OPT_NB_DEVICES "nb-devices"
+#define CMD_LINE_OPT_UDP_PORT "udp-port"
#define CMD_LINE_OPT_RX_RETRY "rx-retry"
#define CMD_LINE_OPT_RX_RETRY_DELAY "rx-retry-delay"
#define CMD_LINE_OPT_RX_RETRY_NUM "rx-retry-num"
@@ -133,6 +134,9 @@ struct vpool {
uint32_t buf_size;
} vpool_array[MAX_QUEUES+MAX_QUEUES];
+/* UDP tunneling port */
+uint16_t udp_port;
+
/* overlay packet operation */
struct ol_switch_ops overlay_options = {
.port_configure = vxlan_port_init,
@@ -254,6 +258,7 @@ static void
tep_termination_usage(const char *prgname)
{
RTE_LOG(INFO, VHOST_CONFIG, "%s [EAL options] -- -p PORTMASK\n"
+ " --udp-port: UDP destination port for VXLAN packet\n"
" --nb-devices[1-64]: The number of virtIO device\n"
" -p PORTMASK: Set mask for ports to be used by application\n"
" --rx-retry [0|1]: disable/enable(default) retries on rx."
@@ -279,6 +284,7 @@ tep_termination_parse_args(int argc, char **argv)
const char *prgname = argv[0];
static struct option long_option[] = {
{CMD_LINE_OPT_NB_DEVICES, required_argument, NULL, 0},
+ {CMD_LINE_OPT_UDP_PORT, required_argument, NULL, 0},
{CMD_LINE_OPT_RX_RETRY, required_argument, NULL, 0},
{CMD_LINE_OPT_RX_RETRY_DELAY, required_argument, NULL, 0},
{CMD_LINE_OPT_RX_RETRY_NUM, required_argument, NULL, 0},
@@ -325,6 +331,17 @@ tep_termination_parse_args(int argc, char **argv)
enable_retry = ret;
}
+ if (!strncmp(long_option[option_index].name, CMD_LINE_OPT_UDP_PORT,
+ sizeof(CMD_LINE_OPT_UDP_PORT))) {
+ ret = parse_num_opt(optarg, INT16_MAX);
+ if (ret == -1) {
+ RTE_LOG(INFO, VHOST_CONFIG, "Invalid argument for UDP port [0-N]\n");
+ tep_termination_usage(prgname);
+ return -1;
+ } else
+ udp_port = ret;
+ }
+
/* Specify the retries delay time (in useconds) on RX. */
if (!strncmp(long_option[option_index].name, CMD_LINE_OPT_RX_RETRY_DELAY,
sizeof(CMD_LINE_OPT_RX_RETRY_DELAY))) {
@@ -1074,7 +1091,6 @@ main(int argc, char *argv[])
rte_eal_remote_launch(switch_worker,
mbuf_pool, lcore_id);
}
-
rte_vhost_feature_disable(1ULL << VIRTIO_NET_F_MRG_RXBUF);
/* Register CUSE device to handle IOCTLs. */
diff --git a/examples/tep_termination/vxlan_setup.c b/examples/tep_termination/vxlan_setup.c
index e604b14..fc4f9de 100644
--- a/examples/tep_termination/vxlan_setup.c
+++ b/examples/tep_termination/vxlan_setup.c
@@ -72,6 +72,7 @@
#define RTE_TEST_TX_DESC_DEFAULT 512
extern uint16_t nb_devices;
+extern uint16_t udp_port;
extern uint8_t ports[RTE_MAX_ETHPORTS];
/* ethernet addresses of ports */
@@ -135,9 +136,12 @@ vxlan_port_init(uint8_t port, struct rte_mempool *mbuf_pool)
uint16_t rx_rings, tx_rings = (uint16_t)rte_lcore_count();
const uint16_t rx_ring_size = RTE_TEST_RX_DESC_DEFAULT;
const uint16_t tx_ring_size = RTE_TEST_TX_DESC_DEFAULT;
+ struct rte_eth_udp_tunnel tunnel_udp;
struct rte_eth_rxconf *rxconf;
struct rte_eth_txconf *txconf;
+ struct vxlan_conf *pconf = &vxdev;
+ pconf->dst_port = udp_port;
rte_eth_dev_info_get (port, &dev_info);
if (dev_info.max_rx_queues > MAX_QUEUES) {
@@ -180,6 +184,12 @@ vxlan_port_init(uint8_t port, struct rte_mempool *mbuf_pool)
if (retval < 0)
return retval;
+ /* Configure UDP port for UDP tunneling */
+ tunnel_udp.udp_port = udp_port;
+ tunnel_udp.prot_type = RTE_TUNNEL_TYPE_VXLAN;
+ retval = rte_eth_dev_udp_tunnel_add(port, &tunnel_udp);
+ if (retval < 0)
+ return retval;
rte_eth_macaddr_get(port, &ports_eth_addr[port]);
RTE_LOG(INFO, PORT, "Port %u MAC: %02"PRIx8" %02"PRIx8" %02"PRIx8
" %02"PRIx8" %02"PRIx8" %02"PRIx8"\n",
@@ -190,13 +200,14 @@ vxlan_port_init(uint8_t port, struct rte_mempool *mbuf_pool)
ports_eth_addr[port].addr_bytes[3],
ports_eth_addr[port].addr_bytes[4],
ports_eth_addr[port].addr_bytes[5]);
+
return 0;
}
static int
vxlan_rx_process(struct rte_mbuf *pkt)
{
- return decapsulation(pkt);
+ return decapsulation(pkt);
}
static void
--
1.7.7.6
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