1 /* 2 * Copyright (C) 2017 THL A29 Limited, a Tencent company. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright notice, this 9 * list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright notice, 11 * this list of conditions and the following disclaimer in the documentation 12 * and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 16 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 17 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR 18 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 19 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 20 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 21 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 23 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 * 25 */ 26 27 #include <string.h> 28 #include <stdio.h> 29 #include <stdlib.h> 30 #include <stdint.h> 31 #include <getopt.h> 32 #include <ctype.h> 33 #include <rte_config.h> 34 #include <rte_string_fns.h> 35 36 #include "ff_config.h" 37 #include "ff_ini_parser.h" 38 39 #define DEFAULT_CONFIG_FILE "config.ini" 40 41 #define BITS_PER_HEX 4 42 43 struct ff_config ff_global_cfg; 44 int dpdk_argc; 45 char *dpdk_argv[DPDK_CONFIG_NUM + 1]; 46 47 char* const short_options = "c:t:p:"; 48 struct option long_options[] = { 49 { "conf", 1, NULL, 'c'}, 50 { "proc-type", 1, NULL, 't'}, 51 { "proc-id", 1, NULL, 'p'}, 52 { 0, 0, 0, 0}, 53 }; 54 55 static int 56 xdigit2val(unsigned char c) 57 { 58 int val; 59 60 if (isdigit(c)) 61 val = c - '0'; 62 else if (isupper(c)) 63 val = c - 'A' + 10; 64 else 65 val = c - 'a' + 10; 66 return val; 67 } 68 69 static int 70 parse_lcore_mask(struct ff_config *cfg, const char *coremask) 71 { 72 int i, j, idx = 0; 73 unsigned count = 0; 74 char c; 75 int val; 76 uint16_t *proc_lcore; 77 char buf[RTE_MAX_LCORE] = {0}; 78 79 if (coremask == NULL) 80 return 0; 81 82 cfg->dpdk.proc_lcore = (uint16_t *)calloc(RTE_MAX_LCORE, sizeof(uint16_t)); 83 if (cfg->dpdk.proc_lcore == NULL) { 84 fprintf(stderr, "parse_lcore_mask malloc failed\n"); 85 return 0; 86 } 87 proc_lcore = cfg->dpdk.proc_lcore; 88 89 /* 90 * Remove all blank characters ahead and after. 91 * Remove 0x/0X if exists. 92 */ 93 while (isblank(*coremask)) 94 coremask++; 95 if (coremask[0] == '0' && ((coremask[1] == 'x') 96 || (coremask[1] == 'X'))) 97 coremask += 2; 98 99 i = strlen(coremask); 100 while ((i > 0) && isblank(coremask[i - 1])) 101 i--; 102 103 if (i == 0) 104 return 0; 105 106 for (i = i - 1; i >= 0 && idx < RTE_MAX_LCORE; i--) { 107 c = coremask[i]; 108 if (isxdigit(c) == 0) { 109 return 0; 110 } 111 val = xdigit2val(c); 112 for (j = 0; j < BITS_PER_HEX && idx < RTE_MAX_LCORE; j++, idx++) { 113 if ((1 << j) & val) { 114 proc_lcore[count] = idx; 115 if (cfg->dpdk.proc_id == count) { 116 sprintf(buf, "%llx", (unsigned long long)1<<idx); 117 cfg->dpdk.proc_mask = strdup(buf); 118 } 119 count++; 120 } 121 } 122 } 123 124 for (; i >= 0; i--) 125 if (coremask[i] != '0') 126 return 0; 127 128 if (cfg->dpdk.proc_id >= count) 129 return 0; 130 131 cfg->dpdk.nb_procs = count; 132 133 return 1; 134 } 135 136 static int 137 is_integer(const char *s) 138 { 139 if (*s == '-' || *s == '+') 140 s++; 141 if (*s < '0' || '9' < *s) 142 return 0; 143 s++; 144 while ('0' <= *s && *s <= '9') 145 s++; 146 return (*s == '\0'); 147 } 148 149 static int 150 freebsd_conf_handler(struct ff_config *cfg, const char *section, 151 const char *name, const char *value) 152 { 153 struct ff_freebsd_cfg *newconf, **cur; 154 newconf = (struct ff_freebsd_cfg *)malloc(sizeof(struct ff_freebsd_cfg)); 155 if (newconf == NULL) { 156 fprintf(stderr, "freebsd conf malloc failed\n"); 157 return 0; 158 } 159 160 newconf->name = strdup(name); 161 newconf->str = strdup(value); 162 163 if (strcmp(section, "boot") == 0) { 164 cur = &cfg->freebsd.boot; 165 166 newconf->value = (void *)newconf->str; 167 newconf->vlen = strlen(value); 168 } else if (strcmp(section, "sysctl") == 0) { 169 cur = &cfg->freebsd.sysctl; 170 171 if (is_integer(value)) { 172 if (strcmp(name, "kern.ipc.maxsockbuf") == 0) { 173 long *p = (long *)malloc(sizeof(long)); 174 *p = atol(value); 175 newconf->value = (void *)p; 176 newconf->vlen = sizeof(*p); 177 } else { 178 int *p = (int *)malloc(sizeof(int)); 179 *p = atoi(value); 180 newconf->value = (void *)p; 181 newconf->vlen = sizeof(*p); 182 } 183 } else { 184 newconf->value = (void *)newconf->str; 185 newconf->vlen = strlen(value); 186 } 187 } else { 188 fprintf(stderr, "freebsd conf section[%s] error\n", section); 189 return 0; 190 } 191 192 if (*cur == NULL) { 193 newconf->next = NULL; 194 *cur = newconf; 195 } else { 196 newconf->next = (*cur)->next; 197 (*cur)->next = newconf; 198 } 199 200 return 1; 201 } 202 // A recursive binary search function. It returns location of x in 203 // given array arr[l..r] is present, otherwise -1 204 static int 205 uint16_binary_search(uint16_t arr[], int l, int r, uint16_t x) 206 { 207 if (r >= l) { 208 int mid = l + (r - l)/2; 209 210 // If the element is present at the middle itself 211 if (arr[mid] == x) return mid; 212 213 // If element is smaller than mid, then it can only be present 214 // in left subarray 215 if (arr[mid] > x) return uint16_binary_search(arr, l, mid-1, x); 216 217 // Else the element can only be present in right subarray 218 return uint16_binary_search(arr, mid+1, r, x); 219 } 220 221 // We reach here when element is not present in array 222 return -1; 223 } 224 225 static int 226 uint16_cmp (const void * a, const void * b) 227 { 228 return ( *(uint16_t*)a - *(uint16_t*)b ); 229 } 230 231 static inline void 232 sort_uint16_array(uint16_t arr[], int n) 233 { 234 qsort(arr, n, sizeof(uint16_t), uint16_cmp); 235 } 236 237 static inline char * 238 __strstrip(char *s) 239 { 240 char *end = s + strlen(s) - 1; 241 while(*s == ' ') s++; 242 for (; end >= s; --end) { 243 if (*end != ' ') break; 244 } 245 *(++end) = '\0'; 246 return s; 247 } 248 249 static int 250 __parse_config_list(uint16_t *arr, int *sz, const char *value) { 251 int i, j; 252 char input[4096]; 253 char *tokens[128]; 254 int nTokens = 0; 255 char *endptr; 256 int nr_ele = 0; 257 int max_ele = *sz; 258 259 strncpy(input, value, 4096); 260 nTokens = rte_strsplit(input, sizeof(input), tokens, 128, ','); 261 for (i = 0; i < nTokens; i++) { 262 char *tok = tokens[i]; 263 char *middle = strchr(tok, '-'); 264 if (middle == NULL) { 265 tok = __strstrip(tok); 266 long v = strtol(tok, &endptr, 10); 267 if (*endptr != '\0') { 268 fprintf(stderr, "%s is not a integer.", tok); 269 return 0; 270 } 271 if (nr_ele > max_ele) { 272 fprintf(stderr, "too many elements in list %s\n", value); 273 return 0; 274 } 275 arr[nr_ele++] = (uint16_t)v; 276 } else { 277 *middle = '\0'; 278 char *lbound = __strstrip(tok); 279 char *rbound = __strstrip(middle+1); 280 long lv = strtol(lbound, &endptr, 10); 281 if (*endptr != '\0') { 282 fprintf(stderr, "%s is not a integer.", lbound); 283 return 0; 284 } 285 long rv = strtol(rbound, &endptr, 10); 286 if (*endptr != '\0') { 287 fprintf(stderr, "%s is not a integer.", rbound); 288 return 0; 289 } 290 for (j = lv; j <= rv; ++j) { 291 if (nr_ele > max_ele) { 292 fprintf(stderr, "too many elements in list %s.\n", value); 293 return 0; 294 } 295 arr[nr_ele++] = (uint16_t)j; 296 } 297 } 298 } 299 if (nr_ele <= 0) { 300 fprintf(stderr, "list %s is empty\n", value); 301 return 1; 302 } 303 sort_uint16_array(arr, nr_ele); 304 *sz = nr_ele; 305 return 1; 306 } 307 308 static int 309 parse_port_lcore_list(struct ff_port_cfg *cfg, const char *v_str) 310 { 311 cfg->nb_lcores = DPDK_MAX_LCORE; 312 uint16_t *cores = cfg->lcore_list; 313 return __parse_config_list(cores, &cfg->nb_lcores, v_str); 314 } 315 316 static int 317 parse_port_list(struct ff_config *cfg, const char *v_str) 318 { 319 int res; 320 uint16_t ports[RTE_MAX_ETHPORTS]; 321 int sz = RTE_MAX_ETHPORTS; 322 323 res = __parse_config_list(ports, &sz, v_str); 324 if (! res) return res; 325 326 uint16_t *portid_list = malloc(sizeof(uint16_t)*sz); 327 328 if (portid_list == NULL) { 329 fprintf(stderr, "parse_port_list malloc failed\n"); 330 return 0; 331 } 332 memcpy(portid_list, ports, sz*sizeof(uint16_t)); 333 334 cfg->dpdk.portid_list = portid_list; 335 cfg->dpdk.nb_ports = sz; 336 cfg->dpdk.max_portid = portid_list[sz-1]; 337 return res; 338 } 339 340 static int 341 parse_port_slave_list(struct ff_port_cfg *cfg, const char *v_str) 342 { 343 int res; 344 uint16_t ports[RTE_MAX_ETHPORTS]; 345 int sz = RTE_MAX_ETHPORTS; 346 347 res = __parse_config_list(ports, &sz, v_str); 348 if (! res) return res; 349 350 uint16_t *portid_list = malloc(sizeof(uint16_t)*sz); 351 352 if (portid_list == NULL) { 353 fprintf(stderr, "parse_port_slave_list malloc failed\n"); 354 return 0; 355 } 356 memcpy(portid_list, ports, sz*sizeof(uint16_t)); 357 358 cfg->slave_portid_list = portid_list; 359 cfg->nb_slaves = sz; 360 361 return res; 362 } 363 364 static int 365 port_cfg_handler(struct ff_config *cfg, const char *section, 366 const char *name, const char *value) { 367 368 if (cfg->dpdk.nb_ports == 0) { 369 fprintf(stderr, "port_cfg_handler: must config dpdk.port_list first\n"); 370 return 0; 371 } 372 373 if (cfg->dpdk.port_cfgs == NULL) { 374 struct ff_port_cfg *pc = calloc(RTE_MAX_ETHPORTS, sizeof(struct ff_port_cfg)); 375 if (pc == NULL) { 376 fprintf(stderr, "port_cfg_handler malloc failed\n"); 377 return 0; 378 } 379 // initialize lcore list and nb_lcores 380 int i; 381 for (i = 0; i < cfg->dpdk.nb_ports; ++i) { 382 uint16_t portid = cfg->dpdk.portid_list[i]; 383 384 struct ff_port_cfg *pconf = &pc[portid]; 385 pconf->port_id = portid; 386 pconf->nb_lcores = ff_global_cfg.dpdk.nb_procs; 387 memcpy(pconf->lcore_list, ff_global_cfg.dpdk.proc_lcore, 388 pconf->nb_lcores*sizeof(uint16_t)); 389 } 390 cfg->dpdk.port_cfgs = pc; 391 } 392 393 int portid; 394 int ret = sscanf(section, "port%d", &portid); 395 if (ret != 1) { 396 fprintf(stderr, "port_cfg_handler section[%s] error\n", section); 397 return 0; 398 } 399 400 /* just return true if portid >= nb_ports because it has no effect */ 401 if (portid > cfg->dpdk.max_portid) { 402 fprintf(stderr, "port_cfg_handler section[%s] bigger than max port id\n", section); 403 return 1; 404 } 405 406 struct ff_port_cfg *cur = &cfg->dpdk.port_cfgs[portid]; 407 if (cur->name == NULL) { 408 cur->name = strdup(section); 409 cur->port_id = portid; 410 } 411 412 if (strcmp(name, "addr") == 0) { 413 cur->addr = strdup(value); 414 } else if (strcmp(name, "netmask") == 0) { 415 cur->netmask = strdup(value); 416 } else if (strcmp(name, "broadcast") == 0) { 417 cur->broadcast = strdup(value); 418 } else if (strcmp(name, "gateway") == 0) { 419 cur->gateway = strdup(value); 420 } else if (strcmp(name, "pcap") == 0) { 421 cur->pcap = strdup(value); 422 } else if (strcmp(name, "lcore_list") == 0) { 423 return parse_port_lcore_list(cur, value); 424 } else if (strcmp(name, "slave_port_list") == 0) { 425 return parse_port_slave_list(cur, value); 426 } 427 428 return 1; 429 } 430 431 static int 432 vdev_cfg_handler(struct ff_config *cfg, const char *section, 433 const char *name, const char *value) { 434 435 if (cfg->dpdk.nb_vdev == 0) { 436 fprintf(stderr, "vdev_cfg_handler: must config dpdk.nb_vdev first\n"); 437 return 0; 438 } 439 440 if (cfg->dpdk.vdev_cfgs == NULL) { 441 struct ff_vdev_cfg *vc = calloc(RTE_MAX_ETHPORTS, sizeof(struct ff_vdev_cfg)); 442 if (vc == NULL) { 443 fprintf(stderr, "vdev_cfg_handler malloc failed\n"); 444 return 0; 445 } 446 cfg->dpdk.vdev_cfgs = vc; 447 } 448 449 int vdevid; 450 int ret = sscanf(section, "vdev%d", &vdevid); 451 if (ret != 1) { 452 fprintf(stderr, "vdev_cfg_handler section[%s] error\n", section); 453 return 0; 454 } 455 456 /* just return true if vdevid >= nb_vdev because it has no effect */ 457 if (vdevid > cfg->dpdk.nb_vdev) { 458 fprintf(stderr, "vdev_cfg_handler section[%s] bigger than max vdev id\n", section); 459 return 1; 460 } 461 462 struct ff_vdev_cfg *cur = &cfg->dpdk.vdev_cfgs[vdevid]; 463 if (cur->name == NULL) { 464 cur->name = strdup(section); 465 cur->vdev_id = vdevid; 466 } 467 468 if (strcmp(name, "iface") == 0) { 469 cur->iface = strdup(value); 470 } else if (strcmp(name, "path") == 0) { 471 cur->path = strdup(value); 472 } else if (strcmp(name, "queues") == 0) { 473 cur->nb_queues = atoi(value); 474 } else if (strcmp(name, "queue_size") == 0) { 475 cur->queue_size = atoi(value); 476 } else if (strcmp(name, "mac") == 0) { 477 cur->mac = strdup(value); 478 } else if (strcmp(name, "cq") == 0) { 479 cur->nb_cq = atoi(value); 480 } 481 482 return 1; 483 } 484 485 static int 486 bond_cfg_handler(struct ff_config *cfg, const char *section, 487 const char *name, const char *value) { 488 489 if (cfg->dpdk.nb_bond == 0) { 490 fprintf(stderr, "bond_cfg_handler: must config dpdk.nb_bond first\n"); 491 return 0; 492 } 493 494 if (cfg->dpdk.bond_cfgs == NULL) { 495 struct ff_bond_cfg *vc = calloc(RTE_MAX_ETHPORTS, sizeof(struct ff_bond_cfg)); 496 if (vc == NULL) { 497 fprintf(stderr, "ff_bond_cfg malloc failed\n"); 498 return 0; 499 } 500 cfg->dpdk.bond_cfgs = vc; 501 } 502 503 int bondid; 504 int ret = sscanf(section, "bond%d", &bondid); 505 if (ret != 1) { 506 fprintf(stderr, "bond_cfg_handler section[%s] error\n", section); 507 return 0; 508 } 509 510 /* just return true if bondid >= nb_vdev because it has no effect */ 511 if (bondid > cfg->dpdk.nb_bond) { 512 fprintf(stderr, "bond_cfg_handler section[%s] bigger than max bond id\n", section); 513 return 1; 514 } 515 516 struct ff_bond_cfg *cur = &cfg->dpdk.bond_cfgs[bondid]; 517 if (cur->name == NULL) { 518 cur->name = strdup(section); 519 cur->bond_id = bondid; 520 } 521 522 if (strcmp(name, "mode") == 0) { 523 cur->mode = atoi(value); 524 } else if (strcmp(name, "slave") == 0) { 525 cur->slave = strdup(value); 526 } else if (strcmp(name, "primary") == 0) { 527 cur->primary = strdup(value); 528 } else if (strcmp(name, "socket_id") == 0) { 529 cur->socket_id = atoi(value); 530 } else if (strcmp(name, "mac") == 0) { 531 cur->bond_mac = strdup(value); 532 } else if (strcmp(name, "xmit_policy") == 0) { 533 cur->xmit_policy = strdup(value); 534 } else if (strcmp(name, "lsc_poll_period_ms") == 0) { 535 cur->lsc_poll_period_ms = atoi(value); 536 } else if (strcmp(name, "up_delay") == 0) { 537 cur->up_delay = atoi(value); 538 } else if (strcmp(name, "down_delay") == 0) { 539 cur->down_delay = atoi(value); 540 } 541 542 return 1; 543 } 544 545 static int 546 ini_parse_handler(void* user, const char* section, const char* name, 547 const char* value) 548 { 549 struct ff_config *pconfig = (struct ff_config*)user; 550 551 printf("[%s]: %s=%s\n", section, name, value); 552 553 #define MATCH(s, n) strcmp(section, s) == 0 && strcmp(name, n) == 0 554 if (MATCH("dpdk", "channel")) { 555 pconfig->dpdk.nb_channel = atoi(value); 556 } else if (MATCH("dpdk", "memory")) { 557 pconfig->dpdk.memory = atoi(value); 558 } else if (MATCH("dpdk", "no_huge")) { 559 pconfig->dpdk.no_huge = atoi(value); 560 } else if (MATCH("dpdk", "lcore_mask")) { 561 pconfig->dpdk.lcore_mask = strdup(value); 562 return parse_lcore_mask(pconfig, pconfig->dpdk.lcore_mask); 563 } else if (MATCH("dpdk", "base_virtaddr")) { 564 pconfig->dpdk.base_virtaddr= strdup(value); 565 } else if (MATCH("dpdk", "port_list")) { 566 return parse_port_list(pconfig, value); 567 } else if (MATCH("dpdk", "nb_vdev")) { 568 pconfig->dpdk.nb_vdev = atoi(value); 569 } else if (MATCH("dpdk", "nb_bond")) { 570 pconfig->dpdk.nb_bond = atoi(value); 571 } else if (MATCH("dpdk", "promiscuous")) { 572 pconfig->dpdk.promiscuous = atoi(value); 573 } else if (MATCH("dpdk", "numa_on")) { 574 pconfig->dpdk.numa_on = atoi(value); 575 } else if (MATCH("dpdk", "tso")) { 576 pconfig->dpdk.tso = atoi(value); 577 } else if (MATCH("dpdk", "vlan_strip")) { 578 pconfig->dpdk.vlan_strip = atoi(value); 579 } else if (MATCH("dpdk", "idle_sleep")) { 580 pconfig->dpdk.idle_sleep = atoi(value); 581 } else if (MATCH("dpdk", "pkt_tx_delay")) { 582 pconfig->dpdk.pkt_tx_delay = atoi(value); 583 } else if (MATCH("kni", "enable")) { 584 pconfig->kni.enable= atoi(value); 585 } else if (MATCH("kni", "method")) { 586 pconfig->kni.method= strdup(value); 587 } else if (MATCH("kni", "tcp_port")) { 588 pconfig->kni.tcp_port = strdup(value); 589 } else if (MATCH("kni", "udp_port")) { 590 pconfig->kni.udp_port= strdup(value); 591 } else if (strcmp(section, "freebsd.boot") == 0) { 592 if (strcmp(name, "hz") == 0) { 593 pconfig->freebsd.hz = atoi(value); 594 } else if (strcmp(name, "physmem") == 0) { 595 pconfig->freebsd.physmem = atol(value); 596 } else if (strcmp(name, "fd_reserve") == 0) { 597 pconfig->freebsd.fd_reserve = atoi(value); 598 } else if (strcmp(name, "memsz_MB") == 0) { 599 pconfig->freebsd.mem_size = atoi(value); 600 } else { 601 return freebsd_conf_handler(pconfig, "boot", name, value); 602 } 603 } else if (strcmp(section, "freebsd.sysctl") == 0) { 604 return freebsd_conf_handler(pconfig, "sysctl", name, value); 605 } else if (strncmp(section, "port", 4) == 0) { 606 return port_cfg_handler(pconfig, section, name, value); 607 } else if (strncmp(section, "vdev", 4) == 0) { 608 return vdev_cfg_handler(pconfig, section, name, value); 609 } else if (strncmp(section, "bond", 4) == 0) { 610 return bond_cfg_handler(pconfig, section, name, value); 611 } 612 613 return 1; 614 } 615 616 static int 617 dpdk_args_setup(struct ff_config *cfg) 618 { 619 int n = 0, i; 620 dpdk_argv[n++] = strdup("f-stack"); 621 char temp[DPDK_CONFIG_MAXLEN] = {0}; 622 623 if (cfg->dpdk.no_huge) { 624 dpdk_argv[n++] = strdup("--no-huge"); 625 } 626 if (cfg->dpdk.proc_mask) { 627 sprintf(temp, "-c%s", cfg->dpdk.proc_mask); 628 dpdk_argv[n++] = strdup(temp); 629 } 630 if (cfg->dpdk.nb_channel) { 631 sprintf(temp, "-n%d", cfg->dpdk.nb_channel); 632 dpdk_argv[n++] = strdup(temp); 633 } 634 if (cfg->dpdk.memory) { 635 sprintf(temp, "-m%d", cfg->dpdk.memory); 636 dpdk_argv[n++] = strdup(temp); 637 } 638 if (cfg->dpdk.proc_type) { 639 sprintf(temp, "--proc-type=%s", cfg->dpdk.proc_type); 640 dpdk_argv[n++] = strdup(temp); 641 } 642 if (cfg->dpdk.base_virtaddr) { 643 sprintf(temp, "--base-virtaddr=%s", cfg->dpdk.base_virtaddr); 644 dpdk_argv[n++] = strdup(temp); 645 } 646 647 if (cfg->dpdk.nb_vdev) { 648 for (i=0; i<cfg->dpdk.nb_vdev; i++) { 649 sprintf(temp, "--vdev=virtio_user%d,path=%s", 650 cfg->dpdk.vdev_cfgs[i].vdev_id, 651 cfg->dpdk.vdev_cfgs[i].path); 652 if (cfg->dpdk.vdev_cfgs[i].nb_queues) { 653 sprintf(temp, "%s,queues=%u", 654 temp, cfg->dpdk.vdev_cfgs[i].nb_queues); 655 } 656 if (cfg->dpdk.vdev_cfgs[i].nb_cq) { 657 sprintf(temp, "%s,cq=%u", 658 temp, cfg->dpdk.vdev_cfgs[i].nb_cq); 659 } 660 if (cfg->dpdk.vdev_cfgs[i].queue_size) { 661 sprintf(temp, "%s,queue_size=%u", 662 temp, cfg->dpdk.vdev_cfgs[i].queue_size); 663 } 664 if (cfg->dpdk.vdev_cfgs[i].mac) { 665 sprintf(temp, "%s,mac=%s", 666 temp, cfg->dpdk.vdev_cfgs[i].mac); 667 } 668 dpdk_argv[n++] = strdup(temp); 669 } 670 sprintf(temp, "--no-pci"); 671 dpdk_argv[n++] = strdup(temp); 672 sprintf(temp, "--file-prefix=container"); 673 dpdk_argv[n++] = strdup(temp); 674 } 675 676 if (cfg->dpdk.nb_bond) { 677 for (i=0; i<cfg->dpdk.nb_bond; i++) { 678 sprintf(temp, "--vdev"); 679 dpdk_argv[n++] = strdup(temp); 680 sprintf(temp, "net_bonding%d,mode=%d,slave=%s", 681 cfg->dpdk.bond_cfgs[i].bond_id, 682 cfg->dpdk.bond_cfgs[i].mode, 683 cfg->dpdk.bond_cfgs[i].slave); 684 685 if (cfg->dpdk.bond_cfgs[i].primary) { 686 sprintf(temp, "%s,primary=%s", 687 temp, cfg->dpdk.bond_cfgs[i].primary); 688 } 689 690 if (cfg->dpdk.bond_cfgs[i].socket_id) { 691 sprintf(temp, "%s,socket_id=%d", 692 temp, cfg->dpdk.bond_cfgs[i].socket_id); 693 } 694 695 if (cfg->dpdk.bond_cfgs[i].bond_mac) { 696 sprintf(temp, "%s,mac=%s", 697 temp, cfg->dpdk.bond_cfgs[i].bond_mac); 698 } 699 700 if (cfg->dpdk.bond_cfgs[i].xmit_policy) { 701 sprintf(temp, "%s,xmit_policy=%s", 702 temp, cfg->dpdk.bond_cfgs[i].xmit_policy); 703 } 704 705 if (cfg->dpdk.bond_cfgs[i].lsc_poll_period_ms) { 706 sprintf(temp, "%s,lsc_poll_period_ms=%d", 707 temp, cfg->dpdk.bond_cfgs[i].lsc_poll_period_ms); 708 } 709 710 if (cfg->dpdk.bond_cfgs[i].up_delay) { 711 sprintf(temp, "%s,up_delay=%d", 712 temp, cfg->dpdk.bond_cfgs[i].up_delay); 713 } 714 715 if (cfg->dpdk.bond_cfgs[i].down_delay) { 716 sprintf(temp, "%s,down_delay=%d", 717 temp, cfg->dpdk.bond_cfgs[i].down_delay); 718 } 719 dpdk_argv[n++] = strdup(temp); 720 } 721 } 722 723 dpdk_argc = n; 724 725 for (i=0; i<n; i++) 726 printf("%s ", dpdk_argv[i]); 727 728 return n; 729 } 730 731 static int 732 ff_parse_args(struct ff_config *cfg, int argc, char *const argv[]) 733 { 734 int c; 735 int index = 0; 736 optind = 1; 737 while((c = getopt_long(argc, argv, short_options, long_options, &index)) != -1) { 738 switch (c) { 739 case 'c': 740 cfg->filename = strdup(optarg); 741 break; 742 case 'p': 743 cfg->dpdk.proc_id = atoi(optarg); 744 break; 745 case 't': 746 cfg->dpdk.proc_type = strdup(optarg); 747 break; 748 default: 749 return -1; 750 } 751 } 752 753 if (cfg->dpdk.proc_type == NULL) { 754 cfg->dpdk.proc_type = strdup("auto"); 755 } 756 757 if (strcmp(cfg->dpdk.proc_type, "primary") && 758 strcmp(cfg->dpdk.proc_type, "secondary") && 759 strcmp(cfg->dpdk.proc_type, "auto")) { 760 printf("invalid proc-type:%s\n", cfg->dpdk.proc_type); 761 return -1; 762 } 763 764 if ((uint16_t)cfg->dpdk.proc_id > RTE_MAX_LCORE) { 765 printf("invalid proc_id:%d, use default 0\n", cfg->dpdk.proc_id); 766 cfg->dpdk.proc_id = 0; 767 } 768 769 return 0; 770 } 771 772 static int 773 ff_check_config(struct ff_config *cfg) 774 { 775 if(cfg->kni.enable && !cfg->kni.method) { 776 fprintf(stderr, "conf dpdk.method is necessary\n"); 777 return -1; 778 } 779 780 if(cfg->kni.method) { 781 if(strcasecmp(cfg->kni.method,"accept") && 782 strcasecmp(cfg->kni.method,"reject")) { 783 fprintf(stderr, "conf kni.method[accept|reject] is error(%s)\n", 784 cfg->kni.method); 785 return -1; 786 } 787 } 788 789 #define CHECK_VALID(n) \ 790 do { \ 791 if (!pc->n) { \ 792 fprintf(stderr, "port%d if config error: no %s\n", \ 793 pc->port_id, #n); \ 794 return -1; \ 795 } \ 796 } while (0) 797 798 int i; 799 for (i = 0; i < cfg->dpdk.nb_ports; i++) { 800 uint16_t portid = cfg->dpdk.portid_list[i]; 801 struct ff_port_cfg *pc = &cfg->dpdk.port_cfgs[portid]; 802 CHECK_VALID(addr); 803 CHECK_VALID(netmask); 804 CHECK_VALID(broadcast); 805 CHECK_VALID(gateway); 806 // check if the lcores in lcore_list are enabled. 807 int k; 808 for (k = 0; k < pc->nb_lcores; k++) { 809 uint16_t lcore_id = pc->lcore_list[k]; 810 if (uint16_binary_search(cfg->dpdk.proc_lcore, 0, 811 cfg->dpdk.nb_procs-1, lcore_id) < 0) { 812 fprintf(stderr, "lcore %d is not enabled.\n", lcore_id); 813 return -1; 814 } 815 } 816 /* 817 * only primary process process KNI, so if KNI enabled, 818 * primary lcore must stay in every enabled ports' lcore_list 819 */ 820 if (cfg->kni.enable && 821 strcmp(cfg->dpdk.proc_type, "primary") == 0) { 822 int found = 0; 823 int j; 824 uint16_t lcore_id = cfg->dpdk.proc_lcore[cfg->dpdk.proc_id]; 825 for (j = 0; j < pc->nb_lcores; j++) { 826 if (pc->lcore_list[j] == lcore_id) { 827 found = 1; 828 } 829 } 830 if (! found) { 831 fprintf(stderr, 832 "primary lcore %d should stay in port %d's lcore_list.\n", 833 lcore_id, pc->port_id); 834 return -1; 835 } 836 } 837 } 838 839 return 0; 840 } 841 842 static void 843 ff_default_config(struct ff_config *cfg) 844 { 845 memset(cfg, 0, sizeof(struct ff_config)); 846 847 cfg->filename = DEFAULT_CONFIG_FILE; 848 849 cfg->dpdk.proc_id = -1; 850 cfg->dpdk.numa_on = 1; 851 cfg->dpdk.promiscuous = 1; 852 cfg->dpdk.pkt_tx_delay = BURST_TX_DRAIN_US; 853 854 cfg->freebsd.hz = 100; 855 cfg->freebsd.physmem = 1048576*256; 856 cfg->freebsd.fd_reserve = 0; 857 cfg->freebsd.mem_size = 256; 858 } 859 860 int 861 ff_load_config(int argc, char *const argv[]) 862 { 863 ff_default_config(&ff_global_cfg); 864 865 int ret = ff_parse_args(&ff_global_cfg, argc, argv); 866 if (ret < 0) { 867 return ret; 868 } 869 870 ret = ini_parse(ff_global_cfg.filename, ini_parse_handler, 871 &ff_global_cfg); 872 if (ret != 0) { 873 printf("parse %s failed on line %d\n", ff_global_cfg.filename, ret); 874 return -1; 875 } 876 877 if (ff_check_config(&ff_global_cfg)) { 878 return -1; 879 } 880 881 if (dpdk_args_setup(&ff_global_cfg) <= 0) { 882 return -1; 883 } 884 885 return 0; 886 } 887