1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright 2017 Mellanox Technologies, Ltd
10 #include <sys/types.h>
11 #include <sys/queue.h>
12 #include <netinet/in.h>
22 #include <rte_common.h>
23 #include <rte_malloc.h>
24 #include <rte_ether.h>
25 #include <rte_ethdev.h>
26 #include <rte_mempool.h>
30 #include <rte_cycles.h>
32 static volatile bool force_quit
;
34 static uint16_t port_id
;
35 static uint16_t nr_queues
= 5;
36 static uint8_t selected_queue
= 1;
37 struct rte_mempool
*mbuf_pool
;
38 struct rte_flow
*flow
;
40 #define SRC_IP ((0<<24) + (0<<16) + (0<<8) + 0) /* src ip = 0.0.0.0 */
41 #define DEST_IP ((192<<24) + (168<<16) + (1<<8) + 1) /* dest ip = 192.168.1.1 */
42 #define FULL_MASK 0xffffffff /* full mask */
43 #define EMPTY_MASK 0x0 /* empty mask */
45 #include "flow_blocks.c"
48 print_ether_addr(const char *what
, struct ether_addr
*eth_addr
)
50 char buf
[ETHER_ADDR_FMT_SIZE
];
51 ether_format_addr(buf
, ETHER_ADDR_FMT_SIZE
, eth_addr
);
52 printf("%s%s", what
, buf
);
58 struct rte_mbuf
*mbufs
[32];
59 struct ether_hdr
*eth_hdr
;
60 struct rte_flow_error error
;
66 for (i
= 0; i
< nr_queues
; i
++) {
67 nb_rx
= rte_eth_rx_burst(port_id
,
70 for (j
= 0; j
< nb_rx
; j
++) {
71 struct rte_mbuf
*m
= mbufs
[j
];
73 eth_hdr
= rte_pktmbuf_mtod(m
,
75 print_ether_addr("src=",
77 print_ether_addr(" - dst=",
79 printf(" - queue=0x%x",
89 /* closing and releasing resources */
90 rte_flow_flush(port_id
, &error
);
91 rte_eth_dev_stop(port_id
);
92 rte_eth_dev_close(port_id
);
95 #define CHECK_INTERVAL 1000 /* 100ms */
96 #define MAX_REPEAT_TIMES 90 /* 9s (90 * 100ms) in total */
99 assert_link_status(void)
101 struct rte_eth_link link
;
102 uint8_t rep_cnt
= MAX_REPEAT_TIMES
;
104 memset(&link
, 0, sizeof(link
));
106 rte_eth_link_get(port_id
, &link
);
107 if (link
.link_status
== ETH_LINK_UP
)
109 rte_delay_ms(CHECK_INTERVAL
);
112 if (link
.link_status
== ETH_LINK_DOWN
)
113 rte_exit(EXIT_FAILURE
, ":: error: link is still down\n");
121 struct rte_eth_conf port_conf
= {
127 DEV_TX_OFFLOAD_VLAN_INSERT
|
128 DEV_TX_OFFLOAD_IPV4_CKSUM
|
129 DEV_TX_OFFLOAD_UDP_CKSUM
|
130 DEV_TX_OFFLOAD_TCP_CKSUM
|
131 DEV_TX_OFFLOAD_SCTP_CKSUM
|
132 DEV_TX_OFFLOAD_TCP_TSO
,
135 struct rte_eth_txconf txq_conf
;
136 struct rte_eth_rxconf rxq_conf
;
137 struct rte_eth_dev_info dev_info
;
139 rte_eth_dev_info_get(port_id
, &dev_info
);
140 port_conf
.txmode
.offloads
&= dev_info
.tx_offload_capa
;
141 printf(":: initializing port: %d\n", port_id
);
142 ret
= rte_eth_dev_configure(port_id
,
143 nr_queues
, nr_queues
, &port_conf
);
145 rte_exit(EXIT_FAILURE
,
146 ":: cannot configure device: err=%d, port=%u\n",
150 rxq_conf
= dev_info
.default_rxconf
;
151 rxq_conf
.offloads
= port_conf
.rxmode
.offloads
;
152 /* only set Rx queues: something we care only so far */
153 for (i
= 0; i
< nr_queues
; i
++) {
154 ret
= rte_eth_rx_queue_setup(port_id
, i
, 512,
155 rte_eth_dev_socket_id(port_id
),
159 rte_exit(EXIT_FAILURE
,
160 ":: Rx queue setup failed: err=%d, port=%u\n",
165 txq_conf
= dev_info
.default_txconf
;
166 txq_conf
.offloads
= port_conf
.txmode
.offloads
;
168 for (i
= 0; i
< nr_queues
; i
++) {
169 ret
= rte_eth_tx_queue_setup(port_id
, i
, 512,
170 rte_eth_dev_socket_id(port_id
),
173 rte_exit(EXIT_FAILURE
,
174 ":: Tx queue setup failed: err=%d, port=%u\n",
179 rte_eth_promiscuous_enable(port_id
);
180 ret
= rte_eth_dev_start(port_id
);
182 rte_exit(EXIT_FAILURE
,
183 "rte_eth_dev_start:err=%d, port=%u\n",
187 assert_link_status();
189 printf(":: initializing port: %d done\n", port_id
);
193 signal_handler(int signum
)
195 if (signum
== SIGINT
|| signum
== SIGTERM
) {
196 printf("\n\nSignal %d received, preparing to exit...\n",
203 main(int argc
, char **argv
)
207 struct rte_flow_error error
;
209 ret
= rte_eal_init(argc
, argv
);
211 rte_exit(EXIT_FAILURE
, ":: invalid EAL arguments\n");
214 signal(SIGINT
, signal_handler
);
215 signal(SIGTERM
, signal_handler
);
217 nr_ports
= rte_eth_dev_count_avail();
219 rte_exit(EXIT_FAILURE
, ":: no Ethernet ports found\n");
222 printf(":: warn: %d ports detected, but we use only one: port %u\n",
225 mbuf_pool
= rte_pktmbuf_pool_create("mbuf_pool", 4096, 128, 0,
226 RTE_MBUF_DEFAULT_BUF_SIZE
,
228 if (mbuf_pool
== NULL
)
229 rte_exit(EXIT_FAILURE
, "Cannot init mbuf pool\n");
233 /* create flow for send packet with */
234 flow
= generate_ipv4_flow(port_id
, selected_queue
,
236 DEST_IP
, FULL_MASK
, &error
);
238 printf("Flow can't be created %d message: %s\n",
240 error
.message
? error
.message
: "(no stated reason)");
241 rte_exit(EXIT_FAILURE
, "error in creating flow");