1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2010-2015 Intel Corporation
3 */
4
5 #include <stdint.h>
6 #include <sys/queue.h>
7 #include <sys/socket.h>
8 #include <stdlib.h>
9 #include <string.h>
10 #include <stdio.h>
11 #include <assert.h>
12 #include <errno.h>
13 #include <signal.h>
14 #include <stdarg.h>
15 #include <inttypes.h>
16 #include <getopt.h>
17 #include <termios.h>
18 #include <unistd.h>
19 #include <pthread.h>
20
21 #include <rte_common.h>
22 #include <rte_log.h>
23 #include <rte_memory.h>
24 #include <rte_memcpy.h>
25 #include <rte_eal.h>
26 #include <rte_launch.h>
27 #include <rte_atomic.h>
28 #include <rte_cycles.h>
29 #include <rte_prefetch.h>
30 #include <rte_lcore.h>
31 #include <rte_per_lcore.h>
32 #include <rte_branch_prediction.h>
33 #include <rte_interrupts.h>
34 #include <rte_random.h>
35 #include <rte_debug.h>
36 #include <rte_ether.h>
37 #include <rte_ethdev.h>
38 #include <rte_mempool.h>
39 #include <rte_mbuf.h>
40 #include <rte_ip.h>
41 #include <rte_tcp.h>
42 #include <rte_arp.h>
43 #include <rte_spinlock.h>
44 #include <rte_devargs.h>
45 #include <rte_byteorder.h>
46 #include <rte_cpuflags.h>
47 #include <rte_eth_bond.h>
48
49 #include <cmdline_rdline.h>
50 #include <cmdline_parse.h>
51 #include <cmdline_parse_num.h>
52 #include <cmdline_parse_string.h>
53 #include <cmdline_parse_ipaddr.h>
54 #include <cmdline_parse_etheraddr.h>
55 #include <cmdline_socket.h>
56 #include <cmdline.h>
57
58 #include "main.h"
59
60 #define RTE_LOGTYPE_DCB RTE_LOGTYPE_USER1
61
62 #define NB_MBUF (1024*8)
63
64 #define MAX_PKT_BURST 32
65 #define BURST_TX_DRAIN_US 100 /* TX drain every ~100us */
66 #define BURST_RX_INTERVAL_NS (10) /* RX poll interval ~100ns */
67
68 /*
69 * RX and TX Prefetch, Host, and Write-back threshold values should be
70 * carefully set for optimal performance. Consult the network
71 * controller's datasheet and supporting DPDK documentation for guidance
72 * on how these parameters should be set.
73 */
74 #define RX_PTHRESH 8 /**< Default values of RX prefetch threshold reg. */
75 #define RX_HTHRESH 8 /**< Default values of RX host threshold reg. */
76 #define RX_WTHRESH 4 /**< Default values of RX write-back threshold reg. */
77 #define RX_FTHRESH (MAX_PKT_BURST * 2)/**< Default values of RX free threshold reg. */
78
79 /*
80 * These default values are optimized for use with the Intel(R) 82599 10 GbE
81 * Controller and the DPDK ixgbe PMD. Consider using other values for other
82 * network controllers and/or network drivers.
83 */
84 #define TX_PTHRESH 36 /**< Default values of TX prefetch threshold reg. */
85 #define TX_HTHRESH 0 /**< Default values of TX host threshold reg. */
86 #define TX_WTHRESH 0 /**< Default values of TX write-back threshold reg. */
87
88 /*
89 * Configurable number of RX/TX ring descriptors
90 */
91 #define RTE_RX_DESC_DEFAULT 1024
92 #define RTE_TX_DESC_DEFAULT 1024
93
94 #define BOND_IP_1 7
95 #define BOND_IP_2 0
96 #define BOND_IP_3 0
97 #define BOND_IP_4 10
98
99 /* not defined under linux */
100 #ifndef NIPQUAD
101 #define NIPQUAD_FMT "%u.%u.%u.%u"
102 #endif
103
104 #define MAX_PORTS 4
105 #define PRINT_MAC(addr) printf("%02"PRIx8":%02"PRIx8":%02"PRIx8 \
106 ":%02"PRIx8":%02"PRIx8":%02"PRIx8, \
107 addr.addr_bytes[0], addr.addr_bytes[1], addr.addr_bytes[2], \
108 addr.addr_bytes[3], addr.addr_bytes[4], addr.addr_bytes[5])
109
110 uint16_t slaves[RTE_MAX_ETHPORTS];
111 uint16_t slaves_count;
112
113 static uint16_t BOND_PORT = 0xffff;
114
115 static struct rte_mempool *mbuf_pool;
116
117 static struct rte_eth_conf port_conf = {
118 .rxmode = {
119 .mq_mode = ETH_MQ_RX_NONE,
120 .max_rx_pkt_len = RTE_ETHER_MAX_LEN,
121 .split_hdr_size = 0,
122 },
123 .rx_adv_conf = {
124 .rss_conf = {
125 .rss_key = NULL,
126 .rss_hf = ETH_RSS_IP,
127 },
128 },
129 .txmode = {
130 .mq_mode = ETH_MQ_TX_NONE,
131 },
132 };
133
134 static void
slave_port_init(uint16_t portid,struct rte_mempool * mbuf_pool)135 slave_port_init(uint16_t portid, struct rte_mempool *mbuf_pool)
136 {
137 int retval;
138 uint16_t nb_rxd = RTE_RX_DESC_DEFAULT;
139 uint16_t nb_txd = RTE_TX_DESC_DEFAULT;
140 struct rte_eth_dev_info dev_info;
141 struct rte_eth_rxconf rxq_conf;
142 struct rte_eth_txconf txq_conf;
143 struct rte_eth_conf local_port_conf = port_conf;
144
145 if (!rte_eth_dev_is_valid_port(portid))
146 rte_exit(EXIT_FAILURE, "Invalid port\n");
147
148 retval = rte_eth_dev_info_get(portid, &dev_info);
149 if (retval != 0)
150 rte_exit(EXIT_FAILURE,
151 "Error during getting device (port %u) info: %s\n",
152 portid, strerror(-retval));
153
154 if (dev_info.tx_offload_capa & DEV_TX_OFFLOAD_MBUF_FAST_FREE)
155 local_port_conf.txmode.offloads |=
156 DEV_TX_OFFLOAD_MBUF_FAST_FREE;
157
158 local_port_conf.rx_adv_conf.rss_conf.rss_hf &=
159 dev_info.flow_type_rss_offloads;
160 if (local_port_conf.rx_adv_conf.rss_conf.rss_hf !=
161 port_conf.rx_adv_conf.rss_conf.rss_hf) {
162 printf("Port %u modified RSS hash function based on hardware support,"
163 "requested:%#"PRIx64" configured:%#"PRIx64"\n",
164 portid,
165 port_conf.rx_adv_conf.rss_conf.rss_hf,
166 local_port_conf.rx_adv_conf.rss_conf.rss_hf);
167 }
168
169 retval = rte_eth_dev_configure(portid, 1, 1, &local_port_conf);
170 if (retval != 0)
171 rte_exit(EXIT_FAILURE, "port %u: configuration failed (res=%d)\n",
172 portid, retval);
173
174 retval = rte_eth_dev_adjust_nb_rx_tx_desc(portid, &nb_rxd, &nb_txd);
175 if (retval != 0)
176 rte_exit(EXIT_FAILURE, "port %u: rte_eth_dev_adjust_nb_rx_tx_desc "
177 "failed (res=%d)\n", portid, retval);
178
179 /* RX setup */
180 rxq_conf = dev_info.default_rxconf;
181 rxq_conf.offloads = local_port_conf.rxmode.offloads;
182 retval = rte_eth_rx_queue_setup(portid, 0, nb_rxd,
183 rte_eth_dev_socket_id(portid),
184 &rxq_conf,
185 mbuf_pool);
186 if (retval < 0)
187 rte_exit(retval, " port %u: RX queue 0 setup failed (res=%d)",
188 portid, retval);
189
190 /* TX setup */
191 txq_conf = dev_info.default_txconf;
192 txq_conf.offloads = local_port_conf.txmode.offloads;
193 retval = rte_eth_tx_queue_setup(portid, 0, nb_txd,
194 rte_eth_dev_socket_id(portid), &txq_conf);
195
196 if (retval < 0)
197 rte_exit(retval, "port %u: TX queue 0 setup failed (res=%d)",
198 portid, retval);
199
200 retval = rte_eth_dev_start(portid);
201 if (retval < 0)
202 rte_exit(retval,
203 "Start port %d failed (res=%d)",
204 portid, retval);
205
206 struct rte_ether_addr addr;
207
208 retval = rte_eth_macaddr_get(portid, &addr);
209 if (retval != 0)
210 rte_exit(retval,
211 "Mac address get port %d failed (res=%d)",
212 portid, retval);
213
214 printf("Port %u MAC: ", portid);
215 PRINT_MAC(addr);
216 printf("\n");
217 }
218
219 static void
bond_port_init(struct rte_mempool * mbuf_pool)220 bond_port_init(struct rte_mempool *mbuf_pool)
221 {
222 int retval;
223 uint8_t i;
224 uint16_t nb_rxd = RTE_RX_DESC_DEFAULT;
225 uint16_t nb_txd = RTE_TX_DESC_DEFAULT;
226 struct rte_eth_dev_info dev_info;
227 struct rte_eth_rxconf rxq_conf;
228 struct rte_eth_txconf txq_conf;
229 struct rte_eth_conf local_port_conf = port_conf;
230 uint16_t wait_counter = 20;
231
232 retval = rte_eth_bond_create("net_bonding0", BONDING_MODE_ALB,
233 0 /*SOCKET_ID_ANY*/);
234 if (retval < 0)
235 rte_exit(EXIT_FAILURE,
236 "Faled to create bond port\n");
237
238 BOND_PORT = retval;
239
240 retval = rte_eth_dev_info_get(BOND_PORT, &dev_info);
241 if (retval != 0)
242 rte_exit(EXIT_FAILURE,
243 "Error during getting device (port %u) info: %s\n",
244 BOND_PORT, strerror(-retval));
245
246 if (dev_info.tx_offload_capa & DEV_TX_OFFLOAD_MBUF_FAST_FREE)
247 local_port_conf.txmode.offloads |=
248 DEV_TX_OFFLOAD_MBUF_FAST_FREE;
249 retval = rte_eth_dev_configure(BOND_PORT, 1, 1, &local_port_conf);
250 if (retval != 0)
251 rte_exit(EXIT_FAILURE, "port %u: configuration failed (res=%d)\n",
252 BOND_PORT, retval);
253
254 retval = rte_eth_dev_adjust_nb_rx_tx_desc(BOND_PORT, &nb_rxd, &nb_txd);
255 if (retval != 0)
256 rte_exit(EXIT_FAILURE, "port %u: rte_eth_dev_adjust_nb_rx_tx_desc "
257 "failed (res=%d)\n", BOND_PORT, retval);
258
259 for (i = 0; i < slaves_count; i++) {
260 if (rte_eth_bond_slave_add(BOND_PORT, slaves[i]) == -1)
261 rte_exit(-1, "Oooops! adding slave (%u) to bond (%u) failed!\n",
262 slaves[i], BOND_PORT);
263
264 }
265
266 /* RX setup */
267 rxq_conf = dev_info.default_rxconf;
268 rxq_conf.offloads = local_port_conf.rxmode.offloads;
269 retval = rte_eth_rx_queue_setup(BOND_PORT, 0, nb_rxd,
270 rte_eth_dev_socket_id(BOND_PORT),
271 &rxq_conf, mbuf_pool);
272 if (retval < 0)
273 rte_exit(retval, " port %u: RX queue 0 setup failed (res=%d)",
274 BOND_PORT, retval);
275
276 /* TX setup */
277 txq_conf = dev_info.default_txconf;
278 txq_conf.offloads = local_port_conf.txmode.offloads;
279 retval = rte_eth_tx_queue_setup(BOND_PORT, 0, nb_txd,
280 rte_eth_dev_socket_id(BOND_PORT), &txq_conf);
281
282 if (retval < 0)
283 rte_exit(retval, "port %u: TX queue 0 setup failed (res=%d)",
284 BOND_PORT, retval);
285
286 retval = rte_eth_dev_start(BOND_PORT);
287 if (retval < 0)
288 rte_exit(retval, "Start port %d failed (res=%d)", BOND_PORT, retval);
289
290 printf("Waiting for slaves to become active...");
291 while (wait_counter) {
292 uint16_t act_slaves[16] = {0};
293 if (rte_eth_bond_active_slaves_get(BOND_PORT, act_slaves, 16) ==
294 slaves_count) {
295 printf("\n");
296 break;
297 }
298 sleep(1);
299 printf("...");
300 if (--wait_counter == 0)
301 rte_exit(-1, "\nFailed to activate slaves\n");
302 }
303
304 retval = rte_eth_promiscuous_enable(BOND_PORT);
305 if (retval != 0) {
306 rte_exit(EXIT_FAILURE,
307 "port %u: promiscuous mode enable failed: %s\n",
308 BOND_PORT, rte_strerror(-retval));
309 return;
310 }
311
312 struct rte_ether_addr addr;
313
314 retval = rte_eth_macaddr_get(BOND_PORT, &addr);
315 if (retval != 0)
316 rte_exit(retval, "port %u: Mac address get failed (res=%d)",
317 BOND_PORT, retval);
318
319 printf("Port %u MAC: ", (unsigned)BOND_PORT);
320 PRINT_MAC(addr);
321 printf("\n");
322 }
323
324 static inline size_t
get_vlan_offset(struct rte_ether_hdr * eth_hdr,uint16_t * proto)325 get_vlan_offset(struct rte_ether_hdr *eth_hdr, uint16_t *proto)
326 {
327 size_t vlan_offset = 0;
328
329 if (rte_cpu_to_be_16(RTE_ETHER_TYPE_VLAN) == *proto) {
330 struct rte_vlan_hdr *vlan_hdr =
331 (struct rte_vlan_hdr *)(eth_hdr + 1);
332
333 vlan_offset = sizeof(struct rte_vlan_hdr);
334 *proto = vlan_hdr->eth_proto;
335
336 if (rte_cpu_to_be_16(RTE_ETHER_TYPE_VLAN) == *proto) {
337 vlan_hdr = vlan_hdr + 1;
338
339 *proto = vlan_hdr->eth_proto;
340 vlan_offset += sizeof(struct rte_vlan_hdr);
341 }
342 }
343 return vlan_offset;
344 }
345
346 struct global_flag_stru_t {
347 int LcoreMainIsRunning;
348 int LcoreMainCore;
349 uint32_t port_packets[4];
350 rte_spinlock_t lock;
351 };
352 struct global_flag_stru_t global_flag_stru;
353 struct global_flag_stru_t *global_flag_stru_p = &global_flag_stru;
354
355 /*
356 * Main thread that does the work, reading from INPUT_PORT
357 * and writing to OUTPUT_PORT
358 */
lcore_main(__rte_unused void * arg1)359 static int lcore_main(__rte_unused void *arg1)
360 {
361 struct rte_mbuf *pkts[MAX_PKT_BURST] __rte_cache_aligned;
362 struct rte_ether_addr d_addr;
363
364 struct rte_ether_addr bond_mac_addr;
365 struct rte_ether_hdr *eth_hdr;
366 struct rte_arp_hdr *arp_hdr;
367 struct rte_ipv4_hdr *ipv4_hdr;
368 uint16_t ether_type, offset;
369
370 uint16_t rx_cnt;
371 uint32_t bond_ip;
372 int i = 0;
373 uint8_t is_free;
374 int ret;
375
376 bond_ip = BOND_IP_1 | (BOND_IP_2 << 8) |
377 (BOND_IP_3 << 16) | (BOND_IP_4 << 24);
378
379 rte_spinlock_trylock(&global_flag_stru_p->lock);
380
381 while (global_flag_stru_p->LcoreMainIsRunning) {
382 rte_spinlock_unlock(&global_flag_stru_p->lock);
383 rx_cnt = rte_eth_rx_burst(BOND_PORT, 0, pkts, MAX_PKT_BURST);
384 is_free = 0;
385
386 /* If didn't receive any packets, wait and go to next iteration */
387 if (rx_cnt == 0) {
388 rte_delay_us(50);
389 continue;
390 }
391
392 ret = rte_eth_macaddr_get(BOND_PORT, &bond_mac_addr);
393 if (ret != 0) {
394 printf("Bond (port %u) MAC address get failed: %s.\n"
395 "%u packets dropped", BOND_PORT, strerror(-ret),
396 rx_cnt);
397 rte_pktmbuf_free(pkts[i]);
398 continue;
399 }
400
401 /* Search incoming data for ARP packets and prepare response */
402 for (i = 0; i < rx_cnt; i++) {
403 if (rte_spinlock_trylock(&global_flag_stru_p->lock) == 1) {
404 global_flag_stru_p->port_packets[0]++;
405 rte_spinlock_unlock(&global_flag_stru_p->lock);
406 }
407 eth_hdr = rte_pktmbuf_mtod(pkts[i],
408 struct rte_ether_hdr *);
409 ether_type = eth_hdr->ether_type;
410 if (ether_type == rte_cpu_to_be_16(RTE_ETHER_TYPE_VLAN))
411 printf("VLAN taged frame, offset:");
412 offset = get_vlan_offset(eth_hdr, ðer_type);
413 if (offset > 0)
414 printf("%d\n", offset);
415 if (ether_type == rte_cpu_to_be_16(RTE_ETHER_TYPE_ARP)) {
416 if (rte_spinlock_trylock(&global_flag_stru_p->lock) == 1) {
417 global_flag_stru_p->port_packets[1]++;
418 rte_spinlock_unlock(&global_flag_stru_p->lock);
419 }
420 arp_hdr = (struct rte_arp_hdr *)(
421 (char *)(eth_hdr + 1) + offset);
422 if (arp_hdr->arp_data.arp_tip == bond_ip) {
423 if (arp_hdr->arp_opcode == rte_cpu_to_be_16(RTE_ARP_OP_REQUEST)) {
424 arp_hdr->arp_opcode = rte_cpu_to_be_16(RTE_ARP_OP_REPLY);
425 /* Switch src and dst data and set bonding MAC */
426 rte_ether_addr_copy(ð_hdr->s_addr, ð_hdr->d_addr);
427 rte_ether_addr_copy(&bond_mac_addr, ð_hdr->s_addr);
428 rte_ether_addr_copy(&arp_hdr->arp_data.arp_sha,
429 &arp_hdr->arp_data.arp_tha);
430 arp_hdr->arp_data.arp_tip = arp_hdr->arp_data.arp_sip;
431 rte_ether_addr_copy(&bond_mac_addr, &d_addr);
432 rte_ether_addr_copy(&d_addr, &arp_hdr->arp_data.arp_sha);
433 arp_hdr->arp_data.arp_sip = bond_ip;
434 rte_eth_tx_burst(BOND_PORT, 0, &pkts[i], 1);
435 is_free = 1;
436 } else {
437 rte_eth_tx_burst(BOND_PORT, 0, NULL, 0);
438 }
439 }
440 } else if (ether_type == rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV4)) {
441 if (rte_spinlock_trylock(&global_flag_stru_p->lock) == 1) {
442 global_flag_stru_p->port_packets[2]++;
443 rte_spinlock_unlock(&global_flag_stru_p->lock);
444 }
445 ipv4_hdr = (struct rte_ipv4_hdr *)((char *)(eth_hdr + 1) + offset);
446 if (ipv4_hdr->dst_addr == bond_ip) {
447 rte_ether_addr_copy(ð_hdr->s_addr, ð_hdr->d_addr);
448 rte_ether_addr_copy(&bond_mac_addr, ð_hdr->s_addr);
449 ipv4_hdr->dst_addr = ipv4_hdr->src_addr;
450 ipv4_hdr->src_addr = bond_ip;
451 rte_eth_tx_burst(BOND_PORT, 0, &pkts[i], 1);
452 }
453
454 }
455
456 /* Free processed packets */
457 if (is_free == 0)
458 rte_pktmbuf_free(pkts[i]);
459 }
460 rte_spinlock_trylock(&global_flag_stru_p->lock);
461 }
462 rte_spinlock_unlock(&global_flag_stru_p->lock);
463 printf("BYE lcore_main\n");
464 return 0;
465 }
466
467 struct cmd_obj_send_result {
468 cmdline_fixed_string_t action;
469 cmdline_ipaddr_t ip;
470 };
get_string(struct cmd_obj_send_result * res,char * buf,uint8_t size)471 static inline void get_string(struct cmd_obj_send_result *res, char *buf, uint8_t size)
472 {
473 snprintf(buf, size, NIPQUAD_FMT,
474 ((unsigned)((unsigned char *)&(res->ip.addr.ipv4))[0]),
475 ((unsigned)((unsigned char *)&(res->ip.addr.ipv4))[1]),
476 ((unsigned)((unsigned char *)&(res->ip.addr.ipv4))[2]),
477 ((unsigned)((unsigned char *)&(res->ip.addr.ipv4))[3])
478 );
479 }
cmd_obj_send_parsed(void * parsed_result,__rte_unused struct cmdline * cl,__rte_unused void * data)480 static void cmd_obj_send_parsed(void *parsed_result,
481 __rte_unused struct cmdline *cl,
482 __rte_unused void *data)
483 {
484
485 struct cmd_obj_send_result *res = parsed_result;
486 char ip_str[INET6_ADDRSTRLEN];
487
488 struct rte_ether_addr bond_mac_addr;
489 struct rte_mbuf *created_pkt;
490 struct rte_ether_hdr *eth_hdr;
491 struct rte_arp_hdr *arp_hdr;
492
493 uint32_t bond_ip;
494 size_t pkt_size;
495 int ret;
496
497 if (res->ip.family == AF_INET)
498 get_string(res, ip_str, INET_ADDRSTRLEN);
499 else
500 cmdline_printf(cl, "Wrong IP format. Only IPv4 is supported\n");
501
502 bond_ip = BOND_IP_1 | (BOND_IP_2 << 8) |
503 (BOND_IP_3 << 16) | (BOND_IP_4 << 24);
504
505 ret = rte_eth_macaddr_get(BOND_PORT, &bond_mac_addr);
506 if (ret != 0) {
507 cmdline_printf(cl,
508 "Failed to get bond (port %u) MAC address: %s\n",
509 BOND_PORT, strerror(-ret));
510 }
511
512 created_pkt = rte_pktmbuf_alloc(mbuf_pool);
513 if (created_pkt == NULL) {
514 cmdline_printf(cl, "Failed to allocate mbuf\n");
515 return;
516 }
517
518 pkt_size = sizeof(struct rte_ether_hdr) + sizeof(struct rte_arp_hdr);
519 created_pkt->data_len = pkt_size;
520 created_pkt->pkt_len = pkt_size;
521
522 eth_hdr = rte_pktmbuf_mtod(created_pkt, struct rte_ether_hdr *);
523 rte_ether_addr_copy(&bond_mac_addr, ð_hdr->s_addr);
524 memset(ð_hdr->d_addr, 0xFF, RTE_ETHER_ADDR_LEN);
525 eth_hdr->ether_type = rte_cpu_to_be_16(RTE_ETHER_TYPE_ARP);
526
527 arp_hdr = (struct rte_arp_hdr *)(
528 (char *)eth_hdr + sizeof(struct rte_ether_hdr));
529 arp_hdr->arp_hardware = rte_cpu_to_be_16(RTE_ARP_HRD_ETHER);
530 arp_hdr->arp_protocol = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV4);
531 arp_hdr->arp_hlen = RTE_ETHER_ADDR_LEN;
532 arp_hdr->arp_plen = sizeof(uint32_t);
533 arp_hdr->arp_opcode = rte_cpu_to_be_16(RTE_ARP_OP_REQUEST);
534
535 rte_ether_addr_copy(&bond_mac_addr, &arp_hdr->arp_data.arp_sha);
536 arp_hdr->arp_data.arp_sip = bond_ip;
537 memset(&arp_hdr->arp_data.arp_tha, 0, RTE_ETHER_ADDR_LEN);
538 arp_hdr->arp_data.arp_tip =
539 ((unsigned char *)&res->ip.addr.ipv4)[0] |
540 (((unsigned char *)&res->ip.addr.ipv4)[1] << 8) |
541 (((unsigned char *)&res->ip.addr.ipv4)[2] << 16) |
542 (((unsigned char *)&res->ip.addr.ipv4)[3] << 24);
543 rte_eth_tx_burst(BOND_PORT, 0, &created_pkt, 1);
544
545 rte_delay_ms(100);
546 cmdline_printf(cl, "\n");
547 }
548
549 cmdline_parse_token_string_t cmd_obj_action_send =
550 TOKEN_STRING_INITIALIZER(struct cmd_obj_send_result, action, "send");
551 cmdline_parse_token_ipaddr_t cmd_obj_ip =
552 TOKEN_IPV4_INITIALIZER(struct cmd_obj_send_result, ip);
553
554 cmdline_parse_inst_t cmd_obj_send = {
555 .f = cmd_obj_send_parsed, /* function to call */
556 .data = NULL, /* 2nd arg of func */
557 .help_str = "send client_ip",
558 .tokens = { /* token list, NULL terminated */
559 (void *)&cmd_obj_action_send,
560 (void *)&cmd_obj_ip,
561 NULL,
562 },
563 };
564
565 struct cmd_start_result {
566 cmdline_fixed_string_t start;
567 };
568
cmd_start_parsed(__rte_unused void * parsed_result,struct cmdline * cl,__rte_unused void * data)569 static void cmd_start_parsed(__rte_unused void *parsed_result,
570 struct cmdline *cl,
571 __rte_unused void *data)
572 {
573 int worker_core_id = rte_lcore_id();
574
575 rte_spinlock_trylock(&global_flag_stru_p->lock);
576 if (global_flag_stru_p->LcoreMainIsRunning == 0) {
577 if (rte_eal_get_lcore_state(global_flag_stru_p->LcoreMainCore)
578 != WAIT) {
579 rte_spinlock_unlock(&global_flag_stru_p->lock);
580 return;
581 }
582 rte_spinlock_unlock(&global_flag_stru_p->lock);
583 } else {
584 cmdline_printf(cl, "lcore_main already running on core:%d\n",
585 global_flag_stru_p->LcoreMainCore);
586 rte_spinlock_unlock(&global_flag_stru_p->lock);
587 return;
588 }
589
590 /* start lcore main on core != main_core - ARP response thread */
591 worker_core_id = rte_get_next_lcore(rte_lcore_id(), 1, 0);
592 if ((worker_core_id >= RTE_MAX_LCORE) || (worker_core_id == 0))
593 return;
594
595 rte_spinlock_trylock(&global_flag_stru_p->lock);
596 global_flag_stru_p->LcoreMainIsRunning = 1;
597 rte_spinlock_unlock(&global_flag_stru_p->lock);
598 cmdline_printf(cl,
599 "Starting lcore_main on core %d:%d "
600 "Our IP:%d.%d.%d.%d\n",
601 worker_core_id,
602 rte_eal_remote_launch(lcore_main, NULL, worker_core_id),
603 BOND_IP_1,
604 BOND_IP_2,
605 BOND_IP_3,
606 BOND_IP_4
607 );
608 }
609
610 cmdline_parse_token_string_t cmd_start_start =
611 TOKEN_STRING_INITIALIZER(struct cmd_start_result, start, "start");
612
613 cmdline_parse_inst_t cmd_start = {
614 .f = cmd_start_parsed, /* function to call */
615 .data = NULL, /* 2nd arg of func */
616 .help_str = "starts listening if not started at startup",
617 .tokens = { /* token list, NULL terminated */
618 (void *)&cmd_start_start,
619 NULL,
620 },
621 };
622
623 struct cmd_help_result {
624 cmdline_fixed_string_t help;
625 };
626
cmd_help_parsed(__rte_unused void * parsed_result,struct cmdline * cl,__rte_unused void * data)627 static void cmd_help_parsed(__rte_unused void *parsed_result,
628 struct cmdline *cl,
629 __rte_unused void *data)
630 {
631 cmdline_printf(cl,
632 "ALB - link bonding mode 6 example\n"
633 "send IP - sends one ARPrequest through bonding for IP.\n"
634 "start - starts listening ARPs.\n"
635 "stop - stops lcore_main.\n"
636 "show - shows some bond info: ex. active slaves etc.\n"
637 "help - prints help.\n"
638 "quit - terminate all threads and quit.\n"
639 );
640 }
641
642 cmdline_parse_token_string_t cmd_help_help =
643 TOKEN_STRING_INITIALIZER(struct cmd_help_result, help, "help");
644
645 cmdline_parse_inst_t cmd_help = {
646 .f = cmd_help_parsed, /* function to call */
647 .data = NULL, /* 2nd arg of func */
648 .help_str = "show help",
649 .tokens = { /* token list, NULL terminated */
650 (void *)&cmd_help_help,
651 NULL,
652 },
653 };
654
655 struct cmd_stop_result {
656 cmdline_fixed_string_t stop;
657 };
658
cmd_stop_parsed(__rte_unused void * parsed_result,struct cmdline * cl,__rte_unused void * data)659 static void cmd_stop_parsed(__rte_unused void *parsed_result,
660 struct cmdline *cl,
661 __rte_unused void *data)
662 {
663 rte_spinlock_trylock(&global_flag_stru_p->lock);
664 if (global_flag_stru_p->LcoreMainIsRunning == 0) {
665 cmdline_printf(cl,
666 "lcore_main not running on core:%d\n",
667 global_flag_stru_p->LcoreMainCore);
668 rte_spinlock_unlock(&global_flag_stru_p->lock);
669 return;
670 }
671 global_flag_stru_p->LcoreMainIsRunning = 0;
672 if (rte_eal_wait_lcore(global_flag_stru_p->LcoreMainCore) < 0)
673 cmdline_printf(cl,
674 "error: lcore_main can not stop on core:%d\n",
675 global_flag_stru_p->LcoreMainCore);
676 else
677 cmdline_printf(cl,
678 "lcore_main stopped on core:%d\n",
679 global_flag_stru_p->LcoreMainCore);
680 rte_spinlock_unlock(&global_flag_stru_p->lock);
681 }
682
683 cmdline_parse_token_string_t cmd_stop_stop =
684 TOKEN_STRING_INITIALIZER(struct cmd_stop_result, stop, "stop");
685
686 cmdline_parse_inst_t cmd_stop = {
687 .f = cmd_stop_parsed, /* function to call */
688 .data = NULL, /* 2nd arg of func */
689 .help_str = "this command do not handle any arguments",
690 .tokens = { /* token list, NULL terminated */
691 (void *)&cmd_stop_stop,
692 NULL,
693 },
694 };
695
696 struct cmd_quit_result {
697 cmdline_fixed_string_t quit;
698 };
699
cmd_quit_parsed(__rte_unused void * parsed_result,struct cmdline * cl,__rte_unused void * data)700 static void cmd_quit_parsed(__rte_unused void *parsed_result,
701 struct cmdline *cl,
702 __rte_unused void *data)
703 {
704 rte_spinlock_trylock(&global_flag_stru_p->lock);
705 if (global_flag_stru_p->LcoreMainIsRunning == 0) {
706 cmdline_printf(cl,
707 "lcore_main not running on core:%d\n",
708 global_flag_stru_p->LcoreMainCore);
709 rte_spinlock_unlock(&global_flag_stru_p->lock);
710 cmdline_quit(cl);
711 return;
712 }
713 global_flag_stru_p->LcoreMainIsRunning = 0;
714 if (rte_eal_wait_lcore(global_flag_stru_p->LcoreMainCore) < 0)
715 cmdline_printf(cl,
716 "error: lcore_main can not stop on core:%d\n",
717 global_flag_stru_p->LcoreMainCore);
718 else
719 cmdline_printf(cl,
720 "lcore_main stopped on core:%d\n",
721 global_flag_stru_p->LcoreMainCore);
722 rte_spinlock_unlock(&global_flag_stru_p->lock);
723 cmdline_quit(cl);
724 }
725
726 cmdline_parse_token_string_t cmd_quit_quit =
727 TOKEN_STRING_INITIALIZER(struct cmd_quit_result, quit, "quit");
728
729 cmdline_parse_inst_t cmd_quit = {
730 .f = cmd_quit_parsed, /* function to call */
731 .data = NULL, /* 2nd arg of func */
732 .help_str = "this command do not handle any arguments",
733 .tokens = { /* token list, NULL terminated */
734 (void *)&cmd_quit_quit,
735 NULL,
736 },
737 };
738
739 struct cmd_show_result {
740 cmdline_fixed_string_t show;
741 };
742
cmd_show_parsed(__rte_unused void * parsed_result,struct cmdline * cl,__rte_unused void * data)743 static void cmd_show_parsed(__rte_unused void *parsed_result,
744 struct cmdline *cl,
745 __rte_unused void *data)
746 {
747 uint16_t slaves[16] = {0};
748 uint8_t len = 16;
749 struct rte_ether_addr addr;
750 uint16_t i;
751 int ret;
752
753 for (i = 0; i < slaves_count; i++) {
754 ret = rte_eth_macaddr_get(i, &addr);
755 if (ret != 0) {
756 cmdline_printf(cl,
757 "Failed to get port %u MAC address: %s\n",
758 i, strerror(-ret));
759 continue;
760 }
761
762 PRINT_MAC(addr);
763 printf("\n");
764 }
765
766 rte_spinlock_trylock(&global_flag_stru_p->lock);
767 cmdline_printf(cl,
768 "Active_slaves:%d "
769 "packets received:Tot:%d Arp:%d IPv4:%d\n",
770 rte_eth_bond_active_slaves_get(BOND_PORT, slaves, len),
771 global_flag_stru_p->port_packets[0],
772 global_flag_stru_p->port_packets[1],
773 global_flag_stru_p->port_packets[2]);
774 rte_spinlock_unlock(&global_flag_stru_p->lock);
775 }
776
777 cmdline_parse_token_string_t cmd_show_show =
778 TOKEN_STRING_INITIALIZER(struct cmd_show_result, show, "show");
779
780 cmdline_parse_inst_t cmd_show = {
781 .f = cmd_show_parsed, /* function to call */
782 .data = NULL, /* 2nd arg of func */
783 .help_str = "this command do not handle any arguments",
784 .tokens = { /* token list, NULL terminated */
785 (void *)&cmd_show_show,
786 NULL,
787 },
788 };
789
790 /****** CONTEXT (list of instruction) */
791
792 cmdline_parse_ctx_t main_ctx[] = {
793 (cmdline_parse_inst_t *)&cmd_start,
794 (cmdline_parse_inst_t *)&cmd_obj_send,
795 (cmdline_parse_inst_t *)&cmd_stop,
796 (cmdline_parse_inst_t *)&cmd_show,
797 (cmdline_parse_inst_t *)&cmd_quit,
798 (cmdline_parse_inst_t *)&cmd_help,
799 NULL,
800 };
801
802 /* prompt function, called from main on MAIN lcore */
prompt(__rte_unused void * arg1)803 static void prompt(__rte_unused void *arg1)
804 {
805 struct cmdline *cl;
806
807 cl = cmdline_stdin_new(main_ctx, "bond6>");
808 if (cl != NULL) {
809 cmdline_interact(cl);
810 cmdline_stdin_exit(cl);
811 }
812 }
813
814 /* Main function, does initialisation and calls the per-lcore functions */
815 int
main(int argc,char * argv[])816 main(int argc, char *argv[])
817 {
818 int ret, worker_core_id;
819 uint16_t nb_ports, i;
820
821 /* init EAL */
822 ret = rte_eal_init(argc, argv);
823 rte_devargs_dump(stdout);
824 if (ret < 0)
825 rte_exit(EXIT_FAILURE, "Error with EAL initialization\n");
826 argc -= ret;
827 argv += ret;
828
829 nb_ports = rte_eth_dev_count_avail();
830 if (nb_ports == 0)
831 rte_exit(EXIT_FAILURE, "Give at least one port\n");
832 else if (nb_ports > MAX_PORTS)
833 rte_exit(EXIT_FAILURE, "You can have max 4 ports\n");
834
835 mbuf_pool = rte_pktmbuf_pool_create("MBUF_POOL", NB_MBUF, 32,
836 0, RTE_MBUF_DEFAULT_BUF_SIZE, rte_socket_id());
837 if (mbuf_pool == NULL)
838 rte_exit(EXIT_FAILURE, "Cannot create mbuf pool\n");
839
840 /* initialize all ports */
841 slaves_count = nb_ports;
842 RTE_ETH_FOREACH_DEV(i) {
843 slave_port_init(i, mbuf_pool);
844 slaves[i] = i;
845 }
846
847 bond_port_init(mbuf_pool);
848
849 rte_spinlock_init(&global_flag_stru_p->lock);
850
851 /* check state of lcores */
852 RTE_LCORE_FOREACH_WORKER(worker_core_id) {
853 if (rte_eal_get_lcore_state(worker_core_id) != WAIT)
854 return -EBUSY;
855 }
856
857 /* start lcore main on core != main_core - ARP response thread */
858 worker_core_id = rte_get_next_lcore(rte_lcore_id(), 1, 0);
859 if ((worker_core_id >= RTE_MAX_LCORE) || (worker_core_id == 0))
860 return -EPERM;
861
862 global_flag_stru_p->LcoreMainIsRunning = 1;
863 global_flag_stru_p->LcoreMainCore = worker_core_id;
864 printf("Starting lcore_main on core %d:%d Our IP:%d.%d.%d.%d\n",
865 worker_core_id,
866 rte_eal_remote_launch((lcore_function_t *)lcore_main,
867 NULL,
868 worker_core_id),
869 BOND_IP_1,
870 BOND_IP_2,
871 BOND_IP_3,
872 BOND_IP_4
873 );
874
875 /* Start prompt for user interact */
876 prompt(NULL);
877
878 rte_delay_ms(100);
879 return 0;
880 }
881