VNFs/DPPD-PROX/prox_args.c

   1 /*
   2 // Copyright (c) 2010-2020 Intel Corporation
   3 //
   4 // Licensed under the Apache License, Version 2.0 (the "License");
   5 // you may not use this file except in compliance with the License.
   6 // You may obtain a copy of the License at
   7 //
   8 //     http://www.apache.org/licenses/LICENSE-2.0
   9 //
  10 // Unless required by applicable law or agreed to in writing, software
  11 // distributed under the License is distributed on an "AS IS" BASIS,
  12 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13 // See the License for the specific language governing permissions and
  14 // limitations under the License.
  15 */
  16
  17 #include <unistd.h>
  18 #include <string.h>
  19
  20 #include <rte_sched.h>
  21 #include <rte_string_fns.h>
  22 #include <rte_version.h>
  23
  24 #include "prox_malloc.h"
  25 #include "version.h"
  26 #include "defines.h"
  27 #include "prox_args.h"
  28 #include "prox_assert.h"
  29 #include "prox_cfg.h"
  30 #include "cfgfile.h"
  31 #include "quit.h"
  32 #include "log.h"
  33 #include "parse_utils.h"
  34 #include "prox_port_cfg.h"
  35 #include "defaults.h"
  36 #include "prox_lua.h"
  37 #include "cqm.h"
  38 #include "defines.h"
  39 #include "prox_ipv6.h"
  40 #include "prox_compat.h"
  41 #include "ip_subnet.h"
  42
  43 #define MAX_RTE_ARGV 64
  44 #define MAX_ARG_LEN  256
  45
  46 struct cfg_depr {
  47         const char *opt;
  48         const char *info;
  49 };
  50
  51 /* Helper macro */
  52 #define STR_EQ(s1, s2)  (!strcmp((s1), (s2)))
  53
  54 /* configuration files support */
  55 static int get_rte_cfg(unsigned sindex, char *str, void *data);
  56 static int get_global_cfg(unsigned sindex, char *str, void *data);
  57 static int get_port_cfg(unsigned sindex, char *str, void *data);
  58 static int get_defaults_cfg(unsigned sindex, char *str, void *data);
  59 static int get_cache_set_cfg(unsigned sindex, char *str, void *data);
  60 static int get_var_cfg(unsigned sindex, char *str, void *data);
  61 static int get_lua_cfg(unsigned sindex, char *str, void *data);
  62 static int get_core_cfg(unsigned sindex, char *str, void *data);
  63
  64 static const char *cfg_file = DEFAULT_CONFIG_FILE;
  65 static struct rte_cfg    rte_cfg;
  66 struct prox_cache_set_cfg  prox_cache_set_cfg[PROX_MAX_CACHE_SET];
  67
  68 static char format_err_str[1024];
  69 static const char *err_str = "Unknown error";
  70
  71 static struct cfg_section eal_default_cfg = {
  72         .name   = "eal options",
  73         .parser = get_rte_cfg,
  74         .data   = &rte_cfg,
  75         .indexp[0]  = 0,
  76         .nbindex = 1,
  77         .error  = 0
  78 };
  79
  80 static struct cfg_section port_cfg = {
  81         .name   = "port #",
  82         .parser = get_port_cfg,
  83         .data   = &prox_port_cfg,
  84         .indexp[0]  = 0,
  85         .nbindex = 1,
  86         .error  = 0
  87 };
  88
  89 static struct cfg_section var_cfg = {
  90         .name   = "variables",
  91         .parser = get_var_cfg,
  92         .data   = 0,
  93         .indexp[0]  = 0,
  94         .nbindex = 1,
  95         .error  = 0
  96 };
  97
  98 static struct cfg_section cache_set_cfg = {
  99         .name   = "cache set #",
 100         .parser = get_cache_set_cfg,
 101         .data   = &prox_cache_set_cfg,
 102         .indexp[0]  = 0,
 103         .nbindex = 1,
 104         .error  = 0
 105 };
 106
 107 static struct cfg_section defaults_cfg = {
 108         .name   = "defaults",
 109         .parser = get_defaults_cfg,
 110         .data   = 0,
 111         .indexp[0]  = 0,
 112         .nbindex = 1,
 113         .error  = 0
 114 };
 115
 116 static struct cfg_section settings_cfg = {
 117         .name   = "global",
 118         .parser = get_global_cfg,
 119         .data   = &prox_cfg,
 120         .indexp[0]  = 0,
 121         .nbindex = 1,
 122         .error  = 0
 123 };
 124
 125 static struct cfg_section lua_cfg = {
 126         .name = "lua",
 127         .parser = get_lua_cfg,
 128         .raw_lines = 1,
 129         .indexp[0] = 0,
 130         .nbindex = 1,
 131         .error = 0,
 132 };
 133
 134 static struct cfg_section core_cfg = {
 135         .name   = "core #",
 136         .parser = get_core_cfg,
 137         .data   = lcore_cfg_init,
 138         .indexp[0]  = 0,
 139         .nbindex = 1,
 140         .error  = 0
 141 };
 142
 143 struct deferred_port {
 144         struct task_args *targ;
 145         char name[256];
 146         uint8_t is_rx_port;
 147 };
 148
 149 static struct deferred_port deferred_port[PROX_MAX_PORTS];
 150 static int n_deferred_ports = 0;
 151
 152 static void set_errf(const char *format, ...)
 153 {
 154         va_list ap;
 155         va_start(ap, format);
 156         vsnprintf(format_err_str, sizeof(format_err_str), format, ap);
 157         va_end(ap);
 158         err_str = format_err_str;
 159 }
 160
 161 /* [eal options] parser */
 162 static int get_rte_cfg(__attribute__((unused))unsigned sindex, char *str, void *data)
 163 {
 164         struct rte_cfg *pconfig = (struct rte_cfg *)data;
 165
 166         if (str == NULL || pconfig == NULL) {
 167                 return -1;
 168         }
 169
 170         char *pkey = get_cfg_key(str);
 171         if (pkey == NULL) {
 172                 set_errf("Missing key after option");
 173                 return -1;
 174         }
 175
 176         if (STR_EQ(str, "-m")) {
 177                 return parse_int(&pconfig->memory, pkey);
 178         }
 179         if (STR_EQ(str, "-n")) {
 180                 if (parse_int(&pconfig->force_nchannel, pkey)) {
 181                         return -1;
 182                 }
 183                 if (pconfig->force_nchannel == 0) {
 184                         set_errf("Invalid number of memory channels");
 185                         return -1;
 186                 }
 187                 return 0;
 188         }
 189         if (STR_EQ(str, "-r")) {
 190                 if (parse_int(&pconfig->force_nrank, pkey)) {
 191                         return -1;
 192                 }
 193                 if (pconfig->force_nrank == 0 || pconfig->force_nrank > 16) {
 194                         set_errf("Invalid number of memory ranks");
 195                         return -1;
 196                 }
 197                 return 0;
 198         }
 199         /* debug options */
 200         if (STR_EQ(str, "no-pci")) {
 201                 return parse_bool(&pconfig->no_pci, pkey);
 202         }
 203         if (STR_EQ(str, "no-hpet")) {
 204                 return parse_bool(&pconfig->no_hpet, pkey);
 205         }
 206         if (STR_EQ(str, "no-shconf")) {
 207                 return parse_bool(&pconfig->no_shconf, pkey);
 208         }
 209         if (STR_EQ(str, "no-huge")) {
 210                 return parse_bool(&pconfig->no_hugetlbfs, pkey);
 211         }
 212         if (STR_EQ(str, "no-output")) {
 213                 return parse_bool(&pconfig->no_output, pkey);
 214         }
 215
 216         if (STR_EQ(str, "huge-dir")) {
 217                 if (pconfig->hugedir) {
 218                         free(pconfig->hugedir);
 219                 }
 220                 pconfig->hugedir = strdup(pkey);
 221                 return 0;
 222         }
 223
 224         if (STR_EQ(str, "eal")) {
 225                 char eal[MAX_STR_LEN_PROC];
 226                 if (pconfig->eal) {
 227                         free(pconfig->eal);
 228                         pconfig->eal = NULL;
 229                 }
 230                 if (parse_str(eal, pkey, sizeof(eal)))
 231                         return -1;
 232                 pkey = eal;
 233                 strip_spaces(&pkey, 1);
 234                 if (*pkey)
 235                         pconfig->eal = strdup(pkey);
 236                 return 0;
 237         }
 238
 239         set_errf("Option '%s' is not known", str);
 240         return -1;
 241 }
 242
 243 struct cfg_depr global_cfg_depr[] = {
 244         {"virtualization", "This is now set automatically if needed"},
 245         {"qinq_tag", "This option is deprecated"},
 246         {"wait on quit", "This is now set automatically if needed"},
 247         {"version", ""}
 248 };
 249
 250 const char *get_cfg_dir(void)
 251 {
 252         static char dir[PATH_MAX];
 253         size_t end = strlen(cfg_file) - 1;
 254         while (end > 0 && cfg_file[end] != '/')
 255                 end--;
 256
 257         strncpy(dir, cfg_file, end);
 258         return dir;
 259 }
 260
 261 static int get_lua_cfg(__attribute__((unused)) unsigned sindex, __attribute__((unused)) char *str, __attribute__((unused)) void *data)
 262 {
 263         int status;
 264         char cwd[1024];
 265         if (NULL == getcwd(cwd, sizeof(cwd))) {
 266                 set_errf("Failed to get current directory while loading Lua file\n");
 267                 return -1;
 268         }
 269         status = chdir(get_cfg_dir());
 270         if (status) {
 271                 set_errf("Failed to change directory to '%s' while loading Lua file\n", get_cfg_dir());
 272                 return -1;
 273         }
 274
 275         struct lua_State *l = prox_lua();
 276
 277         char str_cpy[1024];
 278         prox_strncpy(str_cpy, str, sizeof(str_cpy));
 279         uint32_t len = strlen(str_cpy);
 280         str_cpy[len++] = '\n';
 281         str_cpy[len++] = 0;
 282
 283         status = luaL_loadstring(l, str_cpy);
 284         if (status) {
 285                 set_errf("Lua error: '%s'\n", lua_tostring(l, -1));
 286                 status = chdir(cwd);
 287                 return -1;
 288         }
 289
 290         status = lua_pcall(l, 0, LUA_MULTRET, 0);
 291         if (status) {
 292                 set_errf("Lua error: '%s'\n", lua_tostring(l, -1));
 293                 status = chdir(cwd);
 294                 return -1;
 295         }
 296
 297         status = chdir(cwd);
 298         if (status) {
 299                 set_errf("Failed to restore current directory to '%s' while loading Lua file\n", cwd);
 300                 return -1;
 301         }
 302
 303         return 0;
 304 }
 305
 306 /* [global] parser */
 307 static int get_global_cfg(__attribute__((unused))unsigned sindex, char *str, void *data)
 308 {
 309         struct prox_cfg *pset = (struct prox_cfg *)data;
 310
 311         if (str == NULL || pset == NULL) {
 312                 return -1;
 313         }
 314
 315         char *pkey = get_cfg_key(str);
 316         if (pkey == NULL) {
 317                 set_errf("Missing key after option");
 318                 return -1;
 319         }
 320
 321         for (uint32_t i = 0; i < RTE_DIM(global_cfg_depr); ++i) {
 322                 if (STR_EQ(str, global_cfg_depr[i].opt)) {
 323                         set_errf("Option '%s' is deprecated%s%s",
 324                                  global_cfg_depr[i].opt, strlen(global_cfg_depr[i].info)? ": ": "", global_cfg_depr[i].info);
 325                         return -1;
 326                 }
 327         }
 328
 329         if (STR_EQ(str, "name")) {
 330                 return parse_str(pset->name, pkey, sizeof(pset->name));
 331         }
 332
 333         if (STR_EQ(str, "start time")) {
 334                 return parse_int(&pset->start_time, pkey);
 335         }
 336
 337         if (STR_EQ(str, "duration time")) {
 338                 return parse_int(&pset->duration_time, pkey);
 339         }
 340
 341         if (STR_EQ(str, "shuffle")) {
 342                 return parse_flag(&pset->flags, DSF_SHUFFLE, pkey);
 343         }
 344         if (STR_EQ(str, "disable cmt")) {
 345                 return parse_flag(&pset->flags, DSF_DISABLE_CMT, pkey);
 346         }
 347         if (STR_EQ(str, "mp rings")) {
 348                 return parse_flag(&pset->flags, DSF_MP_RINGS, pkey);
 349         }
 350         if (STR_EQ(str, "enable bypass")) {
 351                 return parse_flag(&pset->flags, DSF_ENABLE_BYPASS, pkey);
 352         }
 353         if (STR_EQ(str, "poll timeout")) {
 354                 return parse_int(&pset->poll_timeout, pkey);
 355         }
 356         if (STR_EQ(str, "heartbeat timeout")) {
 357                 return parse_int(&pset->heartbeat_timeout, pkey);
 358         }
 359
 360         if (STR_EQ(str, "cpe table map")) {
 361                 /* The config defined ports through 0, 1, 2 ... which
 362                    need to be associated with ports. This is done
 363                    through defining it using "cpe table map=" */
 364                 return parse_port_name_list((uint32_t*)pset->cpe_table_ports, NULL, PROX_MAX_PORTS, pkey);
 365         }
 366
 367         if (STR_EQ(str, "pre cmd")) {
 368                 return system(pkey);
 369         }
 370
 371         if (STR_EQ(str, "unique mempool per socket")) {
 372                 return parse_flag(&pset->flags, UNIQUE_MEMPOOL_PER_SOCKET, pkey);
 373         }
 374
 375         if (STR_EQ(str, "log buffer size")) {
 376                 if (parse_kmg(&pset->logbuf_size, pkey)) {
 377                         return -1;
 378                 }
 379                 plog_info("Logging to buffer with size = %d\n", pset->logbuf_size);
 380                 return 0;
 381         }
 382
 383         set_errf("Option '%s' is not known", str);
 384         return -1;
 385 }
 386
 387 /* [variable] parser */
 388 static int get_var_cfg(__attribute__((unused)) unsigned sindex, char *str, __attribute__((unused)) void *data)
 389 {
 390         return add_var(str, get_cfg_key(str), 0);
 391 }
 392
 393 /* [defaults] parser */
 394 static int get_defaults_cfg(__attribute__((unused)) unsigned sindex, char *str, __attribute__((unused)) void *data)
 395 {
 396         uint32_t val;
 397         char *pkey;
 398
 399         pkey = get_cfg_key(str);
 400         if (pkey == NULL) {
 401                 set_errf("Missing key after option");
 402                 return -1;
 403         }
 404
 405         if (STR_EQ(str, "mempool size")) {
 406
 407                 if (parse_kmg(&val, pkey)) {
 408                         return -1;
 409                 }
 410
 411                 for (uint8_t lcore_id = 0; lcore_id < RTE_MAX_LCORE; ++lcore_id) {
 412                         struct lcore_cfg *cur_lcore_cfg_init = &lcore_cfg_init[lcore_id];
 413                         cur_lcore_cfg_init->id = lcore_id;
 414                         for (uint8_t task_id = 0; task_id < MAX_TASKS_PER_CORE; ++task_id) {
 415                                 struct task_args *targ = &cur_lcore_cfg_init->targs[task_id];
 416                                 targ->nb_mbuf = val;
 417                                 targ->id = task_id;
 418                         }
 419                 }
 420                 return 0;
 421         }
 422
 423         if (STR_EQ(str, "qinq tag")) {
 424                 for (uint8_t lcore_id = 0; lcore_id < RTE_MAX_LCORE; ++lcore_id) {
 425                         struct lcore_cfg *cur_lcore_cfg_init = &lcore_cfg_init[lcore_id];
 426                         cur_lcore_cfg_init->id = lcore_id;
 427                         for (uint8_t task_id = 0; task_id < MAX_TASKS_PER_CORE; ++task_id) {
 428                                 struct task_args *targ = &cur_lcore_cfg_init->targs[task_id];
 429                                 parse_int(&targ->qinq_tag, pkey);
 430                         }
 431                 }
 432                 return 0;
 433         }
 434         if (STR_EQ(str, "memcache size")) {
 435
 436                 if (parse_kmg(&val, pkey)) {
 437                         return -1;
 438                 }
 439
 440                 for (uint8_t lcore_id = 0; lcore_id < RTE_MAX_LCORE; ++lcore_id) {
 441                         struct lcore_cfg *cur_lcore_cfg_init = &lcore_cfg_init[lcore_id];
 442                         cur_lcore_cfg_init->id = lcore_id;
 443                         for (uint8_t task_id = 0; task_id < MAX_TASKS_PER_CORE; ++task_id) {
 444                                 struct task_args *targ = &cur_lcore_cfg_init->targs[task_id];
 445                                 targ->nb_cache_mbuf = val;
 446                         }
 447                 }
 448                 return 0;
 449         }
 450
 451         set_errf("Option '%s' is not known", str);
 452         return -1;
 453 }
 454
 455 /* [cache set] parser */
 456 static int get_cache_set_cfg(unsigned sindex, char *str, void *data)
 457 {
 458         struct prox_cache_set_cfg *cfg = (struct prox_cache_set_cfg *)data;
 459
 460         uint8_t cur_if = sindex & ~CFG_INDEXED;
 461
 462         if (cur_if >= PROX_MAX_CACHE_SET) {
 463                 set_errf("Cache set ID is too high (max allowed %d)", PROX_MAX_CACHE_SET - 1 );
 464                 return -1;
 465         }
 466
 467         cfg = &prox_cache_set_cfg[cur_if];
 468
 469         if (str == NULL || data == NULL) {
 470                 return -1;
 471         }
 472
 473         char *pkey = get_cfg_key(str);
 474
 475         if (pkey == NULL) {
 476                 set_errf("Missing key after option");
 477                 return -1;
 478         }
 479
 480         if (STR_EQ(str, "mask")) {
 481                 uint32_t val;
 482                 int err = parse_int(&val, pkey);
 483                 if (err) {
 484                         return -1;
 485                 }
 486                 cfg->mask = val;
 487                 cfg->socket_id = -1;
 488                 plog_info("\tCache set %d has mask %x\n", cur_if, cfg->mask);
 489                 return 0;
 490         }
 491         return 0;
 492 }
 493
 494 /* [port] parser */
 495 static int get_port_cfg(unsigned sindex, char *str, void *data)
 496 {
 497         struct prox_port_cfg *cfg = (struct prox_port_cfg *)data;
 498
 499         uint8_t cur_if = sindex & ~CFG_INDEXED;
 500
 501         if (cur_if >= PROX_MAX_PORTS) {
 502                 set_errf("Port ID is too high (max allowed %d)", PROX_MAX_PORTS - 1 );
 503                 return -1;
 504         }
 505
 506         cfg = &prox_port_cfg[cur_if];
 507
 508         if (str == NULL || data == NULL) {
 509                 return -1;
 510         }
 511
 512         char *pkey = get_cfg_key(str);
 513
 514         if (pkey == NULL) {
 515                 set_errf("Missing key after option");
 516                 return -1;
 517         }
 518
 519         if (STR_EQ(str, "mac")) {
 520                 if (STR_EQ(pkey, "hardware")) {
 521                         cfg->type = PROX_PORT_MAC_HW;
 522                 }
 523                 else if (STR_EQ(pkey, "random")) {
 524                         cfg->type = PROX_PORT_MAC_RAND;
 525                 }
 526                 else {
 527                         cfg->type = PROX_PORT_MAC_SET;
 528                         if (parse_mac(&cfg->eth_addr, pkey)) {
 529                                 return -1;
 530                         }
 531                 }
 532         }
 533         else if (STR_EQ(str, "name")) {
 534                 uint32_t val;
 535                 prox_strncpy(cfg->names[0], pkey, MAX_NAME_SIZE);
 536                 PROX_ASSERT(cur_if < PROX_MAX_PORTS);
 537                 return add_port_name(cur_if, pkey);
 538         }
 539         else if (STR_EQ(str, "rx desc")) {
 540                 return parse_int(&cfg->n_rxd, pkey);
 541         }
 542         else if (STR_EQ(str, "tx desc")) {
 543                 return parse_int(&cfg->n_txd, pkey);
 544         }
 545         else if (STR_EQ(str, "all_rx_queues")) {
 546                 uint32_t val;
 547                 if (parse_bool(&val, pkey)) {
 548                         return -1;
 549                 }
 550                 cfg->all_rx_queues = val;
 551         }
 552         else if (STR_EQ(str, "promiscuous")) {
 553                 uint32_t val;
 554                 if (parse_bool(&val, pkey)) {
 555                         return -1;
 556                 }
 557                 cfg->promiscuous = val;
 558         }
 559         else if (STR_EQ(str, "multicast")) {
 560                 uint32_t val;
 561                 if (cfg->nb_mc_addr >= NB_MCAST_ADDR) {
 562                         plog_err("too many multicast addresses\n");
 563                         return -1;
 564                 }
 565                 if (parse_mac(&cfg->mc_addr[cfg->nb_mc_addr], pkey)) {
 566                         return -1;
 567                 }
 568                 cfg->nb_mc_addr++ ;
 569         }
 570         else if (STR_EQ(str, "lsc")) {
 571                 cfg->lsc_set_explicitely = 1;
 572                 uint32_t val;
 573                 if (parse_bool(&val, pkey)) {
 574                         return -1;
 575                 }
 576                 cfg->lsc_val = val;
 577         }
 578         else if (STR_EQ(str, "local ipv4")) {
 579                 if (parse_ip_set(cfg->ip_addr, pkey, PROX_MAX_VLAN_TAGS) != 0) {
 580                         cfg->ip_addr[0].ip = 24;
 581                         return parse_ip(&cfg->ip_addr[0].ip, pkey);
 582                 }
 583                 return 0;
 584         }
 585         else if (STR_EQ(str, "virtual")) {
 586                 uint32_t val;
 587                 if (parse_bool(&val, pkey)) {
 588                         return -1;
 589                 }
 590                 cfg->virtual = val;
 591         }
 592         else if (STR_EQ(str, "vdev")) {
 593                 prox_strncpy(cfg->vdev, pkey, MAX_NAME_SIZE);
 594         }
 595 #if RTE_VERSION >= RTE_VERSION_NUM(18,8,0,1)
 596         else if (STR_EQ(str, "disable tx offload")) {
 597                 uint32_t val;
 598                 if (parse_int(&val, pkey)) {
 599                         return -1;
 600                 }
 601                 if (val)
 602                         cfg->disabled_tx_offload = val;
 603         }
 604 #endif
 605         else if (STR_EQ(str, "strip crc")) {
 606                 uint32_t val;
 607                 if (parse_bool(&val, pkey)) {
 608                         return -1;
 609                 }
 610 #if defined(DEV_RX_OFFLOAD_CRC_STRIP)
 611                 if (val)
 612                         cfg->requested_rx_offload |= DEV_RX_OFFLOAD_CRC_STRIP;
 613                 else
 614                         cfg->requested_rx_offload &= ~DEV_RX_OFFLOAD_CRC_STRIP;
 615 #else
 616 #if defined (DEV_RX_OFFLOAD_KEEP_CRC)
 617                 if (val)
 618                         cfg->requested_rx_offload &= ~DEV_RX_OFFLOAD_KEEP_CRC;
 619                 else
 620 #endif
 621                         cfg->requested_rx_offload |= DEV_RX_OFFLOAD_KEEP_CRC;
 622 #endif
 623
 624         }
 625         else if (STR_EQ(str, "vlan tag")) {
 626                 return parse_int_set(cfg->vlan_tags, pkey, sizeof(cfg->vlan_tags) / sizeof(cfg->vlan_tags[0]));
 627         }
 628         else if (STR_EQ(str, "vlan")) {
 629 #if RTE_VERSION >= RTE_VERSION_NUM(18,8,0,1)
 630                 uint32_t val;
 631                 if (parse_bool(&val, pkey)) {
 632                         return -1;
 633                 }
 634                 if (val) {
 635                         cfg->requested_rx_offload |= DEV_RX_OFFLOAD_VLAN_STRIP;
 636                         cfg->requested_tx_offload |= DEV_TX_OFFLOAD_VLAN_INSERT;
 637                 } else {
 638                         cfg->requested_rx_offload &= ~DEV_RX_OFFLOAD_VLAN_STRIP;
 639                         cfg->requested_tx_offload &= ~DEV_TX_OFFLOAD_VLAN_INSERT;
 640                 }
 641 #else
 642                 plog_warn("vlan option not supported : update DPDK at least to 18.08 to support this option\n");
 643 #endif
 644         }
 645         else if (STR_EQ(str, "mtu size")) {
 646                 uint32_t val;
 647                 if (parse_int(&val, pkey)) {
 648                         return -1;
 649                 }
 650                 if (val) {
 651                         cfg->mtu = val;
 652                         // A frame of 1526 bytes (1500 bytes mtu, 14 bytes hdr, 4 bytes crc and 8 bytes vlan)
 653                         // should not be considered as a jumbo frame. However rte_ethdev.c considers that
 654                         // the max_rx_pkt_len for a non jumbo frame is 1518
 655                         cfg->port_conf.rxmode.max_rx_pkt_len = cfg->mtu + PROX_RTE_ETHER_HDR_LEN + PROX_RTE_ETHER_CRC_LEN;
 656                         if (cfg->port_conf.rxmode.max_rx_pkt_len > PROX_RTE_ETHER_MAX_LEN) {
 657                                 cfg->requested_rx_offload |= DEV_RX_OFFLOAD_JUMBO_FRAME;
 658                         }
 659                 }
 660         }
 661
 662         else if (STR_EQ(str, "rss")) {
 663                 uint32_t val;
 664                 if (parse_bool(&val, pkey)) {
 665                         return -1;
 666                 }
 667                 if (val) {
 668                         cfg->port_conf.rxmode.mq_mode = ETH_MQ_RX_RSS;
 669                         cfg->port_conf.rx_adv_conf.rss_conf.rss_hf = ETH_RSS_IPV4;
 670                 }
 671         }
 672         else if (STR_EQ(str, "rx_ring")) {
 673                 parse_str(cfg->rx_ring, pkey, sizeof(cfg->rx_ring));
 674         }
 675         else if (STR_EQ(str, "tx_ring")) {
 676                 parse_str(cfg->tx_ring, pkey, sizeof(cfg->tx_ring));
 677         }
 678
 679         return 0;
 680 }
 681
 682 static enum police_action str_to_color(const char *str)
 683 {
 684         if (STR_EQ(str, "green"))
 685                 return ACT_GREEN;
 686         if (STR_EQ(str, "yellow"))
 687                 return ACT_YELLOW;
 688         if (STR_EQ(str, "red"))
 689                 return ACT_RED;
 690         if (STR_EQ(str, "drop"))
 691                 return ACT_DROP;
 692         return ACT_INVALID;
 693 }
 694
 695 struct cfg_depr task_cfg_depr[] = {
 696         {"sig", ""},
 697 };
 698
 699 struct cfg_depr core_cfg_depr[] = {
 700         {"do sig", ""},
 701         {"lat", ""},
 702         {"network side", ""},
 703 };
 704
 705 /* [core] parser */
 706 static int get_core_cfg(unsigned sindex, char *str, void *data)
 707 {
 708         char *pkey;
 709         struct lcore_cfg *lconf = (struct lcore_cfg *)data;
 710
 711         if (str == NULL || lconf == NULL || !(sindex & CFG_INDEXED)) {
 712                 return -1;
 713         }
 714
 715         pkey = get_cfg_key(str);
 716         if (pkey == NULL) {
 717                 set_errf("Missing key after option");
 718                 return -1;
 719         }
 720
 721         uint32_t ncore = sindex & ~CFG_INDEXED;
 722         if (ncore >= RTE_MAX_LCORE) {
 723                 set_errf("Core index too high (max allowed %d)", RTE_MAX_LCORE - 1);
 724                 return -1;
 725         }
 726
 727         lconf = &lconf[ncore];
 728
 729         for (uint32_t i = 0; i < RTE_DIM(core_cfg_depr); ++i) {
 730                 if (STR_EQ(str, core_cfg_depr[i].opt)) {
 731                         set_errf("Option '%s' is deprecated%s%s",
 732                                  core_cfg_depr[i].opt, strlen(core_cfg_depr[i].info)? ": ": "", core_cfg_depr[i].info);
 733                         return -1;
 734                 }
 735         }
 736
 737         char buff[128];
 738         lcore_to_socket_core_ht(ncore, buff, sizeof(buff));
 739         set_self_var(buff);
 740         if (STR_EQ(str, "task")) {
 741
 742                 uint32_t val;
 743                 if (parse_int(&val, pkey)) {
 744                         return -1;
 745                 }
 746                 if (val >= MAX_TASKS_PER_CORE) {
 747                         set_errf("Too many tasks for core (max allowed %d)", MAX_TASKS_PER_CORE - 1);
 748                         return -1;
 749                 }
 750                 if (val != lconf->n_tasks_all) {
 751                         set_errf("Task ID skipped or defined twice");
 752                         return -1;
 753                 }
 754
 755                 lconf->active_task = val;
 756
 757                 lconf->targs[lconf->active_task].task = lconf->active_task;
 758
 759                 if (lconf->n_tasks_all < lconf->active_task + 1) {
 760                         lconf->n_tasks_all = lconf->active_task + 1;
 761                 }
 762                 return 0;
 763         }
 764
 765         struct task_args *targ = &lconf->targs[lconf->active_task];
 766         if (STR_EQ(str, "tx ports from routing table")) {
 767                 uint32_t vals[PROX_MAX_PORTS];
 768                 uint32_t n_if;
 769                 if (!(targ->task_init->flag_features & TASK_FEATURE_ROUTING)) {
 770                         set_errf("tx port form route not supported mode %s",  targ->task_init->mode_str);
 771                         return -1;
 772                 }
 773
 774                 if (parse_port_name_list(vals, &n_if, PROX_MAX_PORTS, pkey)) {
 775                         return -1;
 776                 }
 777
 778                 for (uint8_t i = 0; i < n_if; ++i) {
 779                         targ->tx_port_queue[i].port = vals[i];
 780                         targ->nb_txports++;
 781                 }
 782                 targ->runtime_flags |= TASK_ROUTING;
 783                 return 0;
 784         }
 785         if (STR_EQ(str, "tx ports from cpe table")) {
 786                 uint32_t vals[PROX_MAX_PORTS];
 787                 int n_remap = -1;
 788                 uint32_t ret;
 789                 uint32_t val;
 790                 char* mapping_str = strstr(pkey, " remap=");
 791
 792                 if (mapping_str != NULL) {
 793                         *mapping_str = 0;
 794                         mapping_str += strlen(" remap=");
 795                         n_remap = parse_remap(targ->mapping, mapping_str);
 796                 }
 797
 798                 if (parse_port_name_list(vals, &ret, PROX_MAX_PORTS, pkey)) {
 799                         return -1;
 800                 }
 801
 802                 if (n_remap != -1 && ret != (uint32_t)n_remap) {
 803                         set_errf("Expected %d remap elements but had %d", n_remap, ret);
 804                         return -1;
 805                 }
 806
 807                 for (uint8_t i = 0; i < ret; ++i) {
 808                         targ->tx_port_queue[i].port = vals[i];
 809
 810                         /* default mapping this case is port0 -> port0 */
 811                         if (n_remap == -1) {
 812                                 targ->mapping[vals[i]] = i;
 813                         }
 814                 }
 815
 816                 targ->nb_txports = ret;
 817
 818                 return 0;
 819         }
 820         if (STR_EQ(str, "tx cores from routing table")) {
 821                 if (!(targ->task_init->flag_features & TASK_FEATURE_ROUTING)) {
 822                         set_errf("tx port form route not supported mode %s",  targ->task_init->mode_str);
 823                         return -1;
 824                 }
 825
 826                 struct core_task_set *cts = &targ->core_task_set[0];
 827
 828                 if (parse_task_set(cts, pkey))
 829                         return -1;
 830
 831                 if (cts->n_elems > MAX_WT_PER_LB) {
 832                         set_errf("Maximum worker threads allowed is %u but have %u", MAX_WT_PER_LB, cts->n_elems);
 833                         return -1;
 834                 }
 835
 836                 targ->nb_worker_threads = cts->n_elems;
 837                 targ->nb_txrings = cts->n_elems;
 838
 839                 if (targ->nb_txrings > MAX_RINGS_PER_TASK) {
 840                         set_errf("Maximum allowed TX rings is %u but have %u", MAX_RINGS_PER_TASK, targ->nb_txrings);
 841                         return -1;
 842                 }
 843
 844                 targ->runtime_flags |= TASK_ROUTING;
 845                 return 0;
 846         }
 847         if (STR_EQ(str, "tx cores from cpe table")) {
 848                 struct core_task_set *core_task_set =  &targ->core_task_set[0];
 849                 int ret, ret2;
 850                 char *mapping_str;
 851
 852                 mapping_str = strstr(pkey, " remap=");
 853                 if (mapping_str == NULL) {
 854                         set_errf("There is no default mapping for tx cores from cpe table. Please specify it through remap=");
 855                         return -1;
 856                 }
 857                 *mapping_str = 0;
 858                 mapping_str += strlen(" remap=");
 859                 ret = parse_remap(targ->mapping, mapping_str);
 860                 if (ret <= 0) {
 861                         return -1;
 862                 }
 863
 864                 struct core_task_set *cts = &targ->core_task_set[0];
 865
 866                 if (parse_task_set(cts, pkey))
 867                         return -1;
 868                 if (cts->n_elems > MAX_RINGS_PER_TASK) {
 869                         set_errf("Maximum cores to route to is %u\n", MAX_RINGS_PER_TASK);
 870                         return -1;
 871                 }
 872
 873                 targ->nb_txrings = cts->n_elems;
 874
 875                 if (ret != targ->nb_txrings) {
 876                         set_errf("Expecting same number of remaps as cores\n", str);
 877                         return -1;
 878                 }
 879                 return 0;
 880         }
 881
 882         if (STR_EQ(str, "delay ms")) {
 883                 if (targ->delay_us) {
 884                         set_errf("delay ms and delay us are mutually exclusive\n", str);
 885                         return -1;
 886                 }
 887                 uint32_t delay_ms;
 888                 int rc = parse_int(&delay_ms, pkey);
 889                 targ->delay_us = delay_ms * 1000;
 890                 return rc;
 891         }
 892         if (STR_EQ(str, "delay us")) {
 893                 if (targ->delay_us) {
 894                         set_errf("delay ms and delay us are mutually exclusive\n", str);
 895                         return -1;
 896                 }
 897                 return parse_int(&targ->delay_us, pkey);
 898         }
 899         if (STR_EQ(str, "random delay us")) {
 900                 return parse_int(&targ->random_delay_us, pkey);
 901         }
 902         if (STR_EQ(str, "cpe table timeout ms")) {
 903                 return parse_int(&targ->cpe_table_timeout_ms, pkey);
 904         }
 905         if (STR_EQ(str, "ctrl path polling frequency")) {
 906                 int rc = parse_int(&targ->ctrl_freq, pkey);
 907                 if (rc == 0) {
 908                         if (targ->ctrl_freq == 0) {
 909                                 set_errf("ctrl frequency must be non null.");
 910                                 return -1;
 911                         }
 912                 }
 913                 return rc;
 914         }
 915
 916         if (STR_EQ(str, "handle arp")) {
 917                 return parse_flag(&targ->runtime_flags, TASK_CTRL_HANDLE_ARP, pkey);
 918         }
 919         if (STR_EQ(str, "fast path handle arp")) {
 920                 return parse_flag(&targ->runtime_flags, TASK_FP_HANDLE_ARP, pkey);
 921         }
 922
 923         /* Using tx port name, only a _single_ port can be assigned to a task. */
 924         if (STR_EQ(str, "tx port")) {
 925                 if (targ->nb_txports > 0) {
 926                         set_errf("Only one tx port can be defined per task. Use a LB task or routing instead.");
 927                         return -1;
 928                 }
 929
 930                 uint32_t n_if = 0;
 931                 uint32_t ports[PROX_MAX_PORTS];
 932
 933                 if(parse_port_name_list(ports, &n_if, PROX_MAX_PORTS, pkey)) {
 934                         // Port name not found, but could be a virtual device of a secondary process
 935                         // As DPDK not started yet, we can only check the config file to see whether we are a secondary process
 936                         if (rte_cfg.eal &&
 937                                         (strstr(rte_cfg.eal, "secondary") || strstr(rte_cfg.eal, "auto")) &&
 938                                         (n_deferred_ports < PROX_MAX_PORTS)) {
 939                                 prox_strncpy(deferred_port[n_deferred_ports].name, pkey, sizeof(deferred_port[n_deferred_ports].name));
 940                                 deferred_port[n_deferred_ports].is_rx_port = 0;
 941                                 deferred_port[n_deferred_ports++].targ = targ;
 942                                 return 0;
 943                         } else
 944                                 return -1;
 945                 }
 946
 947                 PROX_ASSERT(n_if-1 < PROX_MAX_PORTS);
 948
 949                 for (uint8_t i = 0; i < n_if; ++i) {
 950                         targ->tx_port_queue[i].port = ports[i];
 951                         targ->nb_txports++;
 952                 }
 953
 954                 if (n_if > 1) {
 955                         targ->nb_worker_threads = targ->nb_txports;
 956                 }
 957
 958                 return 0;
 959         }
 960         if (STR_EQ(str, "rx ring")) {
 961                 uint32_t val;
 962                 int err = parse_bool(&val, pkey);
 963                 if (!err && val && targ->rx_port_queue[0].port != OUT_DISCARD) {
 964                         set_errf("Can't read both from internal ring and external port from the same task. Use multiple tasks instead.");
 965                         return -1;
 966                 }
 967
 968                 return parse_flag(&targ->flags, TASK_ARG_RX_RING, pkey);
 969         }
 970         if (STR_EQ(str, "private")) {
 971                 return parse_bool(&targ->use_src, pkey);
 972         }
 973         if (STR_EQ(str, "use src ip")) {
 974                 return parse_bool(&targ->use_src, pkey);
 975         }
 976         if (STR_EQ(str, "nat table")) {
 977                 return parse_str(targ->nat_table, pkey, sizeof(targ->nat_table));
 978         }
 979         if (STR_EQ(str, "rules")) {
 980                 return parse_str(targ->rules, pkey, sizeof(targ->rules));
 981         }
 982         if (STR_EQ(str, "route table")) {
 983                 return parse_str(targ->route_table, pkey, sizeof(targ->route_table));
 984         }
 985         if (STR_EQ(str, "dscp")) {
 986                 return parse_str(targ->dscp, pkey, sizeof(targ->dscp));
 987         }
 988         if (STR_EQ(str, "tun_bindings")) {
 989                 return parse_str(targ->tun_bindings, pkey, sizeof(targ->tun_bindings));
 990         }
 991         if (STR_EQ(str, "cpe table")) {
 992                 return parse_str(targ->cpe_table_name, pkey, sizeof(targ->cpe_table_name));
 993         }
 994         if (STR_EQ(str, "user table")) {
 995                 return parse_str(targ->user_table, pkey, sizeof(targ->user_table));
 996         }
 997         if (STR_EQ(str, "streams")) {
 998                 return parse_str(targ->streams, pkey, sizeof(targ->streams));
 999         }
1000         if (STR_EQ(str, "Unsollicited NA")) {
1001                 return parse_flag(&targ->flags, TASK_ARG_SEND_NA_AT_STARTUP, pkey);
1002         }
1003         if (STR_EQ(str, "local lpm")) {
1004                 return parse_flag(&targ->flags, TASK_ARG_LOCAL_LPM, pkey);
1005         }
1006         if (STR_EQ(str, "drop")) {
1007                 return parse_flag(&targ->flags, TASK_ARG_DROP, pkey);
1008         }
1009         if (STR_EQ(str, "loop")) {
1010                 parse_flag(&targ->loop, 1, pkey);
1011                 return parse_flag(&targ->loop, 1, pkey);
1012         }
1013         if (STR_EQ(str, "qinq")) {
1014                 return parse_flag(&targ->flags, TASK_ARG_QINQ_ACL, pkey);
1015         }
1016         if (STR_EQ(str, "bps")) {
1017                 return parse_u64(&targ->rate_bps, pkey);
1018         }
1019         if (STR_EQ(str, "random")) {
1020                 return parse_str(targ->rand_str[targ->n_rand_str++], pkey, sizeof(targ->rand_str[0]));
1021         }
1022         if (STR_EQ(str, "range")) {
1023                 int rc = parse_range(&targ->range[targ->n_ranges].min, &targ->range[targ->n_ranges].max, pkey);
1024                 targ->n_ranges++;
1025                 return rc;
1026         }
1027         if (STR_EQ(str, "range_offset")) {
1028                 if (targ->n_ranges == 0) {
1029                         set_errf("No range defined previously (use range=...)");
1030                         return -1;
1031                 }
1032                 return parse_int(&targ->range[targ->n_ranges - 1].offset, pkey);
1033         }
1034         if (STR_EQ(str, "rand_offset")) {
1035                 if (targ->n_rand_str == 0) {
1036                         set_errf("No random defined previously (use random=...)");
1037                         return -1;
1038                 }
1039
1040                 return parse_int(&targ->rand_offset[targ->n_rand_str - 1], pkey);
1041         }
1042         if (STR_EQ(str, "keep src mac")) {
1043                 return parse_flag(&targ->flags, DSF_KEEP_SRC_MAC, pkey);
1044         }
1045         if (STR_EQ(str, "pcap file")) {
1046                 return parse_str(targ->pcap_file, pkey, sizeof(targ->pcap_file));
1047         }
1048         if (STR_EQ(str, "imix")) {
1049                 char pkey2[MAX_CFG_STRING_LEN], *ptr;
1050                 if (parse_str(pkey2, pkey, sizeof(pkey2)) != 0) {
1051                         set_errf("Error while parsing imix, too long\n");
1052                         return -1;
1053                 }
1054                 const size_t pkey_len = strlen(pkey2);
1055                 targ->imix_nb_pkts = 0;
1056                 ptr = pkey2;
1057                 while (targ->imix_nb_pkts < MAX_IMIX_PKTS) {
1058                         if (parse_int(&targ->imix_pkt_sizes[targ->imix_nb_pkts], ptr) != 0)
1059                                 break;
1060                         targ->imix_nb_pkts++;
1061                         if ((ptr = strchr(ptr, ',')) == NULL)
1062                                 break;
1063                         ptr++;
1064                         if (targ->imix_nb_pkts == MAX_IMIX_PKTS) {
1065                                 set_errf("Too many packet sizes specified");
1066                                 return -1;
1067                         }
1068                 }
1069                 plog_info("%d IMIX packets:", targ->imix_nb_pkts);
1070                 for (size_t i = 0; i < targ->imix_nb_pkts; ++i) {
1071                         plog_info("%d ", targ->imix_pkt_sizes[i]);
1072                 }
1073                 plog_info("\n");
1074                 return 0;
1075         }
1076         if (STR_EQ(str, "pkt inline")) {
1077                 char pkey2[MAX_CFG_STRING_LEN];
1078                 if (parse_str(pkey2, pkey, sizeof(pkey2)) != 0) {
1079                         set_errf("Error while parsing pkt line, too long\n");
1080                         return -1;
1081                 }
1082
1083                 const size_t pkey_len = strlen(pkey2);
1084                 targ->pkt_size = 0;
1085
1086                 for (size_t i = 0; i < pkey_len; ++i) {
1087                         if (pkey2[i] == ' ')
1088                                 continue;
1089
1090                         if (i + 1 == pkey_len) {
1091                                 set_errf("Incomplete byte at character %z", i);
1092                                 return -1;
1093                         }
1094
1095                         uint8_t byte = 0;
1096
1097                         if (pkey2[i] >= '0' && pkey2[i] <= '9') {
1098                                 byte = (pkey2[i] - '0') << 4;
1099                         }
1100                         else if (pkey2[i] >= 'a' && pkey2[i] <= 'f') {
1101                                 byte = (pkey2[i] - 'a' + 10) << 4;
1102                         }
1103                         else if (pkey2[i] >= 'A' && pkey2[i] <= 'F') {
1104                                 byte = (pkey2[i] - 'A' + 10) << 4;
1105                         }
1106                         else {
1107                                 set_errf("Invalid character in pkt inline at byte %d (%c)", i, pkey2[i]);
1108                                 return -1;
1109                         }
1110
1111                         if (pkey2[i + 1] >= '0' && pkey2[i + 1] <= '9') {
1112                                 byte |= (pkey2[i + 1] - '0');
1113                         }
1114                         else if (pkey2[i + 1] >= 'a' && pkey2[i + 1] <= 'f') {
1115                                 byte |= (pkey2[i + 1] - 'a' + 10);
1116                         }
1117                         else if (pkey2[i + 1] >= 'A' && pkey2[i + 1] <= 'F') {
1118                                 byte |= (pkey2[i + 1] - 'A' + 10);
1119                         }
1120                         else {
1121                                 set_errf("Invalid character in pkt inline at byte %d (%c)", i, pkey2[i + 1]);
1122                                 return -1;
1123                         }
1124                         if (targ->pkt_size == sizeof(targ->pkt_inline)) {
1125                                 set_errf("Inline packet definition can't be longer than %u", sizeof(targ->pkt_inline));
1126                                 return -1;
1127                         }
1128
1129                         targ->pkt_inline[targ->pkt_size++] = byte;
1130                         i += 1;
1131                 }
1132
1133                 return 0;
1134         }
1135         if (STR_EQ(str, "accuracy limit nsec")) {
1136                 return parse_int(&targ->accuracy_limit_nsec, pkey);
1137         }
1138         if (STR_EQ(str, "latency bucket size")) {
1139                 return parse_int(&targ->bucket_size, pkey);
1140         }
1141         if (STR_EQ(str, "latency buffer size")) {
1142                 return parse_int(&targ->latency_buffer_size, pkey);
1143         }
1144         if (STR_EQ(str, "accuracy pos")) {
1145                 return parse_int(&targ->accur_pos, pkey);
1146         }
1147         if (STR_EQ(str, "signature")) {
1148                 return parse_int(&targ->sig, pkey);
1149         }
1150         if (STR_EQ(str, "signature pos")) {
1151                 return parse_int(&targ->sig_pos, pkey);
1152         }
1153         if (STR_EQ(str, "lat pos")) {
1154                 targ->lat_enabled = 1;
1155                 return parse_int(&targ->lat_pos, pkey);
1156         }
1157         if (STR_EQ(str, "packet id pos")) {
1158                 return parse_int(&targ->packet_id_pos, pkey);
1159         }
1160         if (STR_EQ(str, "probability")) { // old - use "probability no drop" instead
1161                 float probability;
1162                 int rc = parse_float(&probability, pkey);
1163                 if (probability == 0) {
1164                         set_errf("Probability must be != 0\n");
1165                         return -1;
1166                 } else if (probability > 100.0) {
1167                         set_errf("Probability must be < 100\n");
1168                         return -1;
1169                 }
1170                 targ->probability_no_drop = probability * 10000;
1171                 return rc;
1172         }
1173         if (STR_EQ(str, "proba no drop")) {
1174                 float probability;
1175                 int rc = parse_float(&probability, pkey);
1176                 if (probability == 0) {
1177                         set_errf("probability no drop must be != 0\n");
1178                         return -1;
1179                 } else if (probability > 100.0) {
1180                         set_errf("Probability must be < 100\n");
1181                         return -1;
1182                 }
1183                 targ->probability_no_drop = probability * 10000;
1184                 return rc;
1185         }
1186         if (STR_EQ(str, "proba delay")) {
1187                 float probability;
1188                 int rc = parse_float(&probability, pkey);
1189                 if (probability > 100.0) {
1190                         set_errf("Probability must be < 100\n");
1191                         return -1;
1192                 }
1193                 targ->probability_delay = probability * 10000;
1194                 return rc;
1195         }
1196 #if RTE_VERSION >= RTE_VERSION_NUM(19,11,0,0)
1197         if (STR_EQ(str, "proba duplicate")) {
1198                 float probability;
1199                 int rc = parse_float(&probability, pkey);
1200                 if (probability > 100.0) {
1201                         set_errf("probability duplicate must be < 100\n");
1202                         return -1;
1203                 }
1204                 targ->probability_duplicate = probability * 10000;
1205                 return rc;
1206         }
1207 #endif
1208         if (STR_EQ(str, "concur conn")) {
1209                 return parse_int(&targ->n_concur_conn, pkey);
1210         }
1211         if (STR_EQ(str, "max setup rate")) {
1212                 return parse_int(&targ->max_setup_rate, pkey);
1213         }
1214         if (STR_EQ(str, "pkt size")) {
1215                 return parse_int(&targ->pkt_size, pkey);
1216         }
1217         if (STR_EQ(str, "min bulk size")) {
1218                 return parse_int(&targ->min_bulk_size, pkey);
1219         }
1220         if (STR_EQ(str, "max bulk size")) {
1221                 return parse_int(&targ->max_bulk_size, pkey);
1222         }
1223         if (STR_EQ(str, "rx port")) {
1224                 if (targ->flags & TASK_ARG_RX_RING) {
1225                         set_errf("Can't read both from internal ring and external port from the same task. Use multiple tasks instead.");
1226                         return -1;
1227                 }
1228                 uint32_t vals[PROX_MAX_PORTS];
1229                 uint32_t n_if;
1230
1231                 if (parse_port_name_list(vals, &n_if, PROX_MAX_PORTS, pkey)) {
1232                         // Port name not found, but could be a virtual device of a secondary process
1233                         // As DPDK not started yet, we can only check the config file to see whether we are a secondary process
1234                         if (rte_cfg.eal &&
1235                                         (strstr(rte_cfg.eal, "secondary") || strstr(rte_cfg.eal, "auto")) &&
1236                                         (n_deferred_ports < PROX_MAX_PORTS)) {
1237                                 prox_strncpy(deferred_port[n_deferred_ports].name, pkey, sizeof(deferred_port[n_deferred_ports].name));
1238                                 deferred_port[n_deferred_ports].is_rx_port = 1;
1239                                 deferred_port[n_deferred_ports++].targ = targ;
1240                                 return 0;
1241                         } else
1242                                 return -1;
1243                 }
1244
1245                 for (uint8_t i = 0; i < n_if; ++i) {
1246                         PROX_ASSERT(vals[i] < PROX_MAX_PORTS);
1247                         targ->rx_port_queue[i].port = vals[i];
1248                         targ->nb_rxports++;
1249                 }
1250                 return 0;
1251         }
1252
1253         if (STR_EQ(str, "mode")) {
1254                 /* Check deprecated task modes */
1255                 char mode[255];
1256                 int ret = parse_str(mode, pkey, sizeof(mode));
1257                 if (ret)
1258                         return ret;
1259
1260                 for (uint32_t i = 0; i < RTE_DIM(task_cfg_depr); ++i) {
1261                         if (STR_EQ(mode, task_cfg_depr[i].opt)) {
1262                                 set_errf("Task mode '%s' is deprecated%s%s",
1263                                          task_cfg_depr[i].opt, strlen(task_cfg_depr[i].info)? ": ": "", task_cfg_depr[i].info);
1264                                 return -1;
1265                         }
1266                 }
1267
1268                 /* master is a special mode that is always needed (cannot be turned off) */
1269                 if (STR_EQ(mode, "master")) {
1270                         prox_cfg.master = ncore;
1271                         targ->mode = MASTER;
1272                         if (lconf->n_tasks_all > 1 || targ->task != 0) {
1273                                 set_errf("Master core can only have one task\n");
1274                                 return -1;
1275                         }
1276                         // Initialize number of tasks to 1 for master, even if no task specified
1277                         lconf->n_tasks_all = 1;
1278                         lconf->active_task = 0;
1279                         lconf->targs[lconf->active_task].task = 0;
1280                         struct task_init* task_init = to_task_init(mode, "");
1281                         if (task_init) {
1282                                 targ->mode = task_init->mode;
1283                         }
1284                         targ->task_init = task_init;
1285                         return 0;
1286                 }
1287
1288                 struct task_init* task_init = to_task_init(mode, "");
1289                 if (task_init) {
1290                         targ->mode = task_init->mode;
1291                 }
1292                 else {
1293                         set_errf("Task mode '%s' is invalid", mode);
1294                         tasks_list();
1295                         return -1;
1296                 }
1297                 targ->task_init = task_init;
1298                 return 0;
1299         }
1300         if (STR_EQ(str, "users")) {
1301                 return parse_int(&targ->n_flows, pkey);
1302         }
1303
1304         if (STR_EQ(str, "mark")) {
1305                 return parse_flag(&targ->runtime_flags, TASK_MARK, pkey);
1306         }
1307
1308         if (STR_EQ(str, "mark green")) {
1309                 return parse_int(&targ->marking[0], pkey);
1310         }
1311
1312         if (STR_EQ(str, "mark yellow")) {
1313                 return parse_int(&targ->marking[1], pkey);
1314         }
1315
1316         if (STR_EQ(str, "mark red")) {
1317                 return parse_int(&targ->marking[2], pkey);
1318         }
1319
1320         if (STR_EQ(str, "tx cores")) {
1321                 uint8_t dest_task = 0;
1322                 /* if user did not specify, dest_port is left at default (first type) */
1323                 uint8_t dest_proto = 0;
1324                 uint8_t ctrl = CTRL_TYPE_DP;
1325                 char *task_str = strstr(pkey, "proto=");
1326                 if (task_str) {
1327                         task_str += strlen("proto=");
1328
1329                         if (STR_EQ(task_str, "ipv4")) {
1330                                 dest_proto = IPV4;
1331                         }
1332                         else if (STR_EQ(task_str, "arp")) {
1333                                 dest_proto = ARP;
1334                         }
1335                         else if (STR_EQ(task_str, "ipv6")) {
1336                                 dest_proto = IPV6;
1337                         }
1338                         else {
1339                                 set_errf("proto needs to be either ipv4, arp or ipv6");
1340                                 return -1;
1341                         }
1342
1343                 }
1344
1345                 task_str = strstr(pkey, "task=");
1346
1347                 if (task_str) {
1348                         --task_str;
1349                         *task_str = 0;
1350                         task_str++;
1351                         task_str += strlen("task=");
1352                         char *task_str_end = strstr(task_str, " ");
1353                         if (task_str_end) {
1354                                 *task_str_end = 0;
1355                         }
1356                         if (0 == strlen(task_str)) {
1357                                 set_errf("Invalid task= syntax");
1358                                 return -1;
1359                         }
1360
1361                         switch (task_str[strlen(task_str) - 1]) {
1362                         case 'p':
1363                                 ctrl = CTRL_TYPE_PKT;
1364                                 break;
1365                         case 'm':
1366                                 ctrl = CTRL_TYPE_MSG;
1367                                 break;
1368                         case '\n':
1369                         case 0:
1370                                 break;
1371                         default:
1372                                 if (task_str[strlen(task_str) -1] < '0' ||
1373                                     task_str[strlen(task_str) -1] > '9') {
1374                                         set_errf("Unknown ring type %c.\n",
1375                                                  task_str[strlen(task_str) - 1]);
1376                                         return -1;
1377                                 }
1378                         }
1379
1380                         dest_task = atoi(task_str);
1381                         if (dest_task >= MAX_TASKS_PER_CORE) {
1382                                 set_errf("Destination task too high (max allowed %d)", MAX_TASKS_PER_CORE - 1);
1383                                 return -1;
1384                         }
1385                 }
1386                 else {
1387                         dest_task = 0;
1388                 }
1389
1390                 struct core_task_set *cts = &targ->core_task_set[dest_proto];
1391
1392                 if (parse_task_set(cts, pkey))
1393                         return -1;
1394
1395                 if (cts->n_elems > MAX_WT_PER_LB) {
1396                         set_errf("Too many worker threads (max allowed %d)", MAX_WT_PER_LB - 1);
1397                         return -1;
1398                 }
1399
1400                 targ->nb_worker_threads = cts->n_elems;
1401                 targ->nb_txrings += cts->n_elems;
1402
1403                 return 0;
1404         }
1405         if (STR_EQ(str, "tx crc")) {
1406                 return parse_flag(&targ->runtime_flags, TASK_TX_CRC, pkey);
1407         }
1408         if (STR_EQ(str, "ring size")) {
1409                 return parse_int(&targ->ring_size, pkey);
1410         }
1411         if (STR_EQ(str, "mempool size")) {
1412                 return parse_kmg(&targ->nb_mbuf, pkey);
1413         }
1414
1415         else if (STR_EQ(str, "mbuf size")) {
1416                 return parse_int(&targ->mbuf_size, pkey);
1417         }
1418         if (STR_EQ(str, "memcache size")) {
1419                 return parse_kmg(&targ->nb_cache_mbuf, pkey);
1420         }
1421
1422         if (STR_EQ(str, "byte offset")) {
1423                 return parse_int(&targ->byte_offset, pkey);
1424         }
1425
1426         if (STR_EQ(str, "realtime scheduling")) {
1427                 return parse_flag(&lconf->flags, LCONF_FLAG_SCHED_RR, pkey);
1428         }
1429         if (STR_EQ(str, "name")) {
1430                 return parse_str(lconf->name, pkey, sizeof(lconf->name));
1431         }
1432         /* MPLS configuration */
1433         if (STR_EQ(str, "untag mpls")) {
1434                 return parse_flag(&targ->runtime_flags, TASK_MPLS_TAGGING, pkey);
1435         }
1436
1437         if (STR_EQ(str, "add mpls")) {
1438                 return parse_flag(&targ->runtime_flags, TASK_MPLS_TAGGING, pkey);
1439         }
1440
1441         if (STR_EQ(str, "ether type")) {
1442                 return parse_int(&targ->etype, pkey);
1443         }
1444
1445         if (STR_EQ(str, "cache set")) {
1446                 return parse_int(&lconf->cache_set, pkey);
1447         }
1448
1449         if (STR_EQ(str, "sub mode")) {
1450                 const char* mode_str = targ->task_init->mode_str;
1451                 const char *sub_mode_str = pkey;
1452
1453                 targ->task_init = to_task_init(mode_str, sub_mode_str);
1454                 if (!targ->task_init) {
1455                         if ((strcmp(sub_mode_str, "l3") != 0) && (strcmp(sub_mode_str, "ndp") != 0)) {
1456                                 set_errf("sub mode %s not supported for mode %s", sub_mode_str, mode_str);
1457                                 return -1;
1458                         }
1459                         targ->task_init = to_task_init(mode_str, "");
1460                         if (!targ->task_init) {
1461                                 set_errf("sub mode %s not supported for mode %s", sub_mode_str, mode_str);
1462                                 return -1;
1463                         }
1464                 }
1465                 if (strcmp(sub_mode_str, "l3") == 0) {
1466                         prox_cfg.flags |= DSF_L3_ENABLED;
1467                         targ->flags |= TASK_ARG_L3;
1468                         strcpy(targ->sub_mode_str, "l3");
1469                 } else if (strcmp(sub_mode_str, "ndp") == 0) {
1470                         prox_cfg.flags |= DSF_NDP_ENABLED;
1471                         targ->flags |= TASK_ARG_NDP;
1472                         strcpy(targ->sub_mode_str, "ndp");
1473                 } else {
1474                         strcpy(targ->sub_mode_str, targ->task_init->sub_mode_str);
1475                 }
1476                 return 0;
1477         }
1478
1479         if (STR_EQ(str, "mempool name")) {
1480                 return parse_str(targ->pool_name, pkey, sizeof(targ->pool_name));
1481         }
1482         if (STR_EQ(str, "dpi engine")) {
1483                 return parse_str(targ->dpi_engine_path, pkey, sizeof(targ->dpi_engine_path));
1484         }
1485         if (STR_EQ(str, "dpi engine arg")) {
1486                 return parse_str(targ->dpi_engine_args[targ->n_dpi_engine_args++], pkey,
1487                                  sizeof(targ->dpi_engine_args[0]));
1488         }
1489         if (STR_EQ(str, "dst mac")) { /* destination MAC address to be used for packets */
1490                 if (parse_mac(&targ->edaddr, pkey)) {
1491                         if (STR_EQ(pkey, "no")) {
1492                                 targ->flags |= TASK_ARG_DO_NOT_SET_DST_MAC;
1493                                 return 0;
1494                         }
1495                         if (STR_EQ(pkey, "packet") == 0)
1496                                 return -1;
1497                         else
1498                                 return 0;
1499                 }
1500                 targ->flags |= TASK_ARG_DST_MAC_SET;
1501                 return 0;
1502         }
1503         if (STR_EQ(str, "src mac")) {
1504                 if (parse_mac(&targ->esaddr, pkey)) {
1505                         if (STR_EQ(pkey, "no")) {
1506                                 targ->flags |= TASK_ARG_DO_NOT_SET_SRC_MAC;
1507                                 return 0;
1508                         }
1509                         else if (STR_EQ(pkey, "packet"))
1510                                 return 0;
1511                         else if (STR_EQ(pkey, "hw")) {
1512                                 targ->flags |= TASK_ARG_HW_SRC_MAC;
1513                                 return 0;
1514                         } else {
1515                                 return -1;
1516                         }
1517                 }
1518                 targ->flags |= TASK_ARG_SRC_MAC_SET;
1519                 return 0;
1520         }
1521         if (STR_EQ(str, "igmp ipv4")) { /* IGMP Group */
1522                 return parse_ip(&targ->igmp_address, pkey);
1523         }
1524         if (STR_EQ(str, "gateway ipv4")) { /* Gateway IP address used when generating */
1525                 if ((targ->flags & TASK_ARG_L3) == 0)
1526                         plog_warn("gateway ipv4 configured but L3 sub mode not enabled\n");
1527                 if (targ->local_ipv4)
1528                         targ->local_prefix = 32;
1529                 return parse_ip(&targ->gateway_ipv4, pkey);
1530         }
1531         if (STR_EQ(str, "ipv6 router")) { /* we simulate an IPV6 router */
1532                 int rc = parse_flag(&targ->ipv6_router, 1, pkey);
1533                 if (!rc && targ->ipv6_router) {
1534                         plog_info("\tipv6 router configured => NDP enabled\n");
1535                         prox_cfg.flags |= DSF_NDP_ENABLED;
1536                         targ->flags |= TASK_ARG_NDP;
1537                         strcpy(targ->sub_mode_str, "ndp");
1538                 }
1539                 return 0;
1540         }
1541         if (STR_EQ(str, "gateway ipv6")) { /* Gateway IP address used when generating */
1542                 if ((targ->flags & TASK_ARG_NDP) == 0)
1543                         plog_warn("gateway ipv6 configured but NDP sub mode not enabled\n");
1544                 return parse_ip6(&targ->gateway_ipv6, pkey);
1545         }
1546         if (STR_EQ(str, "local ipv4")) { /* source IP address to be used for packets */
1547                 struct ip4_subnet cidr;
1548                 if (parse_ip4_and_prefix(&cidr, pkey) != 0) {
1549                         if (targ->gateway_ipv4)
1550                                 targ->local_prefix = 32;
1551                         else
1552                                 targ->local_prefix = 0;
1553                         return parse_ip(&targ->local_ipv4, pkey);
1554                 } else {
1555                         targ->local_ipv4 = cidr.ip;
1556                         targ->local_prefix = cidr.prefix;
1557                         return 0;
1558                 }
1559         }
1560         if (STR_EQ(str, "remote ipv4")) { /* source IP address to be used for packets */
1561                 return parse_ip(&targ->remote_ipv4, pkey);
1562         }
1563         if (STR_EQ(str, "global ipv6")) {
1564                 if (parse_ip6(&targ->global_ipv6, pkey) == 0) {
1565                         plog_info("\tglobal ipv6 configured => NDP enabled\n");
1566                         targ->flags |= TASK_ARG_NDP;
1567                         prox_cfg.flags |= DSF_NDP_ENABLED;
1568                         strcpy(targ->sub_mode_str, "ndp");
1569                 } else {
1570                         plog_err("Unable to parse content of local ipv6: %s\n", pkey);
1571                         return -1;
1572                 }
1573                 return 0;
1574         }
1575         if (STR_EQ(str, "local ipv6")) { /* source IPv6 address to be used for packets */
1576                 if (parse_ip6(&targ->local_ipv6, pkey) == 0) {
1577                         plog_info("\tlocal ipv6 configured => NDP enabled\n");
1578                         targ->flags |= TASK_ARG_NDP;
1579                         prox_cfg.flags |= DSF_NDP_ENABLED;
1580                         strcpy(targ->sub_mode_str, "ndp");
1581                 } else {
1582                         plog_err("Unable to parse content of local ipv6: %s\n", pkey);
1583                         return -1;
1584                 }
1585                 return 0;
1586         }
1587         if (STR_EQ(str, "router prefix")) {
1588                 if (parse_ip6(&targ->router_prefix, pkey) == 0) {
1589                         plog_info("\trouter prefix set to "IPv6_BYTES_FMT" (%s)\n", IPv6_BYTES(targ->router_prefix.bytes), IP6_Canonical(&targ->router_prefix));
1590                 } else {
1591                         plog_err("Unable to parse content of router prefix: %s\n", pkey);
1592                         return -1;
1593                 }
1594                 return 0;
1595         }
1596         if (STR_EQ(str, "arp timeout"))
1597                 return parse_int(&targ->reachable_timeout, pkey);
1598         if (STR_EQ(str, "arp update time"))
1599                 return parse_int(&targ->arp_ndp_retransmit_timeout, pkey);
1600         if (STR_EQ(str, "number of packets"))
1601                 return parse_int(&targ->n_pkts, pkey);
1602         if (STR_EQ(str, "pipes")) {
1603                 uint32_t val;
1604                 int err = parse_int(&val, pkey);
1605                 if (err)
1606                         return -1;
1607                 if (!val || !rte_is_power_of_2(val)) {
1608                         set_errf("Number of pipes has to be power of 2 and not zero");
1609                         return -1;
1610                 }
1611
1612                 targ->qos_conf.port_params.n_pipes_per_subport = val;
1613                 return 0;
1614         }
1615         if (STR_EQ(str, "queue size")) {
1616                 uint32_t val;
1617                 int err = parse_int(&val, pkey);
1618                 if (err) {
1619                         return -1;
1620                 }
1621 #if RTE_VERSION > RTE_VERSION_NUM(19,11,0,0)
1622                 targ->qos_conf.subport_params[0].qsize[0] = val;
1623                 targ->qos_conf.subport_params[0].qsize[1] = val;
1624                 targ->qos_conf.subport_params[0].qsize[2] = val;
1625                 targ->qos_conf.subport_params[0].qsize[3] = val;
1626 #else
1627                 targ->qos_conf.port_params.qsize[0] = val;
1628                 targ->qos_conf.port_params.qsize[1] = val;
1629                 targ->qos_conf.port_params.qsize[2] = val;
1630                 targ->qos_conf.port_params.qsize[3] = val;
1631 #endif
1632                 return 0;
1633         }
1634         if (STR_EQ(str, "subport tb rate")) {
1635 #if RTE_VERSION > RTE_VERSION_NUM(19,11,0,0)
1636                 return parse_u64(&targ->qos_conf.subport_params[0].tb_rate, pkey);
1637 #else
1638                 return parse_int(&targ->qos_conf.subport_params[0].tb_rate, pkey);
1639 #endif
1640         }
1641         if (STR_EQ(str, "subport tb size")) {
1642 #if RTE_VERSION > RTE_VERSION_NUM(19,11,0,0)
1643                 return parse_u64(&targ->qos_conf.subport_params[0].tb_size, pkey);
1644 #else
1645                 return parse_int(&targ->qos_conf.subport_params[0].tb_size, pkey);
1646 #endif
1647         }
1648         if (STR_EQ(str, "subport tc 0 rate")) {
1649 #if RTE_VERSION > RTE_VERSION_NUM(19,11,0,0)
1650                 return parse_u64(&targ->qos_conf.subport_params[0].tc_rate[0], pkey);
1651 #else
1652                 return parse_int(&targ->qos_conf.subport_params[0].tc_rate[0], pkey);
1653 #endif
1654         }
1655         if (STR_EQ(str, "subport tc 1 rate")) {
1656 #if RTE_VERSION > RTE_VERSION_NUM(19,11,0,0)
1657                 return parse_u64(&targ->qos_conf.subport_params[0].tc_rate[1], pkey);
1658 #else
1659                 return parse_int(&targ->qos_conf.subport_params[0].tc_rate[1], pkey);
1660 #endif
1661         }
1662         if (STR_EQ(str, "subport tc 2 rate")) {
1663 #if RTE_VERSION > RTE_VERSION_NUM(19,11,0,0)
1664                 return parse_u64(&targ->qos_conf.subport_params[0].tc_rate[2], pkey);
1665 #else
1666                 return parse_int(&targ->qos_conf.subport_params[0].tc_rate[2], pkey);
1667 #endif
1668         }
1669         if (STR_EQ(str, "subport tc 3 rate")) {
1670 #if RTE_VERSION > RTE_VERSION_NUM(19,11,0,0)
1671                 return parse_u64(&targ->qos_conf.subport_params[0].tc_rate[3], pkey);
1672 #else
1673                 return parse_int(&targ->qos_conf.subport_params[0].tc_rate[3], pkey);
1674 #endif
1675         }
1676
1677         if (STR_EQ(str, "subport tc rate")) {
1678                 uint32_t val;
1679                 int err = parse_int(&val, pkey);
1680                 if (err) {
1681                         return -1;
1682                 }
1683
1684                 targ->qos_conf.subport_params[0].tc_rate[0] = val;
1685                 targ->qos_conf.subport_params[0].tc_rate[1] = val;
1686                 targ->qos_conf.subport_params[0].tc_rate[2] = val;
1687                 targ->qos_conf.subport_params[0].tc_rate[3] = val;
1688
1689                 return 0;
1690         }
1691         if (STR_EQ(str, "subport tc period")) {
1692 #if RTE_VERSION > RTE_VERSION_NUM(19,11,0,0)
1693                 return parse_u64(&targ->qos_conf.subport_params[0].tc_period, pkey);
1694 #else
1695                 return parse_int(&targ->qos_conf.subport_params[0].tc_period, pkey);
1696 #endif
1697         }
1698         if (STR_EQ(str, "pipe tb rate")) {
1699 #if RTE_VERSION > RTE_VERSION_NUM(19,11,0,0)
1700                 return parse_u64(&targ->qos_conf.pipe_params[0].tb_rate, pkey);
1701 #else
1702                 return parse_int(&targ->qos_conf.pipe_params[0].tb_rate, pkey);
1703 #endif
1704         }
1705         if (STR_EQ(str, "pipe tb size")) {
1706 #if RTE_VERSION > RTE_VERSION_NUM(19,11,0,0)
1707                 return parse_u64(&targ->qos_conf.pipe_params[0].tb_size, pkey);
1708 #else
1709                 return parse_int(&targ->qos_conf.pipe_params[0].tb_size, pkey);
1710 #endif
1711         }
1712         if (STR_EQ(str, "pipe tc rate")) {
1713                 uint32_t val;
1714                 int err = parse_int(&val, pkey);
1715                 if (err) {
1716                         return -1;
1717                 }
1718
1719                 targ->qos_conf.pipe_params[0].tc_rate[0] = val;
1720                 targ->qos_conf.pipe_params[0].tc_rate[1] = val;
1721                 targ->qos_conf.pipe_params[0].tc_rate[2] = val;
1722                 targ->qos_conf.pipe_params[0].tc_rate[3] = val;
1723                 return 0;
1724         }
1725         if (STR_EQ(str, "pipe tc 0 rate")) {
1726 #if RTE_VERSION > RTE_VERSION_NUM(19,11,0,0)
1727                 return parse_u64(&targ->qos_conf.pipe_params[0].tc_rate[0], pkey);
1728 #else
1729                 return parse_int(&targ->qos_conf.pipe_params[0].tc_rate[0], pkey);
1730 #endif
1731         }
1732         if (STR_EQ(str, "pipe tc 1 rate")) {
1733 #if RTE_VERSION > RTE_VERSION_NUM(19,11,0,0)
1734                 return parse_u64(&targ->qos_conf.pipe_params[0].tc_rate[1], pkey);
1735 #else
1736                 return parse_int(&targ->qos_conf.pipe_params[0].tc_rate[1], pkey);
1737 #endif
1738         }
1739         if (STR_EQ(str, "pipe tc 2 rate")) {
1740 #if RTE_VERSION > RTE_VERSION_NUM(19,11,0,0)
1741                 return parse_u64(&targ->qos_conf.pipe_params[0].tc_rate[2], pkey);
1742 #else
1743                 return parse_int(&targ->qos_conf.pipe_params[0].tc_rate[2], pkey);
1744 #endif
1745         }
1746         if (STR_EQ(str, "pipe tc 3 rate")) {
1747 #if RTE_VERSION > RTE_VERSION_NUM(19,11,0,0)
1748                 return parse_u64(&targ->qos_conf.pipe_params[0].tc_rate[3], pkey);
1749 #else
1750                 return parse_int(&targ->qos_conf.pipe_params[0].tc_rate[3], pkey);
1751 #endif
1752         }
1753         if (STR_EQ(str, "pipe tc period")) {
1754 #if RTE_VERSION > RTE_VERSION_NUM(19,11,0,0)
1755                 return parse_u64(&targ->qos_conf.pipe_params[0].tc_period, pkey);
1756 #else
1757                 return parse_int(&targ->qos_conf.pipe_params[0].tc_period, pkey);
1758 #endif
1759         }
1760         if (STR_EQ(str, "police action")) {
1761                 char *in = strstr(pkey, " io=");
1762                 if (in == NULL) {
1763                         set_errf("Need to specify io colors using io=in_color,out_color\n");
1764                         return -1;
1765                 }
1766                 *in = 0;
1767                 in += strlen(" io=");
1768
1769                 char *out = strstr(in, ",");
1770                 if (out == NULL) {
1771                         set_errf("Output color not specified\n");
1772                 }
1773                 *out = 0;
1774                 out++;
1775
1776                 enum police_action in_color = str_to_color(in);
1777                 enum police_action out_color = str_to_color(out);
1778
1779                 if (in_color == ACT_INVALID) {
1780                         set_errf("Invalid input color %s. Expected green, yellow or red", in);
1781                         return -1;
1782                 }
1783                 if (out_color == ACT_INVALID) {
1784                         set_errf("Invalid output color %s. Expected green, yellow or red", out);
1785                         return -1;
1786                 }
1787                 enum police_action action = str_to_color(pkey);
1788                 if (action == ACT_INVALID) {
1789                         set_errf("Error action %s. Expected green, yellow, red or drop", pkey);
1790                         return -1;
1791                 }
1792                 targ->police_act[in_color][out_color] = action;
1793
1794                 return 0;
1795         }
1796         if (STR_EQ(str, "qinq tag")) {
1797                 return parse_int(&targ->qinq_tag, pkey);
1798         }
1799         if (STR_EQ(str, "cir")) {
1800                 return parse_int(&targ->cir, pkey);
1801         }
1802         if (STR_EQ(str, "cbs")) {
1803                 return parse_int(&targ->cbs, pkey);
1804         }
1805         if (STR_EQ(str, "pir")) {
1806                 return parse_int(&targ->pir, pkey);
1807         }
1808         if (STR_EQ(str, "pbs")) {
1809                 return parse_int(&targ->pbs, pkey);
1810         }
1811         if (STR_EQ(str, "ebs")) {
1812                 return parse_int(&targ->ebs, pkey);
1813         }
1814         uint32_t queue_id = 0;
1815         if (sscanf(str, "queue %d weight", &queue_id) == 1) {
1816                 uint32_t val;
1817                 int err = parse_int(&val, pkey);
1818                 if (err) {
1819                         return -1;
1820                 }
1821                 if (queue_id >= RTE_SCHED_BE_QUEUES_PER_PIPE) {
1822                         set_errf("queue_id must be < %d", RTE_SCHED_BE_QUEUES_PER_PIPE);
1823                         return -1;
1824                 }
1825                 targ->qos_conf.pipe_params[0].wrr_weights[queue_id] = val;
1826                 return 0;
1827         }
1828         if (STR_EQ(str, "classify")) {
1829                 if (!(targ->task_init->flag_features & TASK_FEATURE_CLASSIFY)) {
1830                         set_errf("Classify is not supported in '%s' mode", targ->task_init->mode_str);
1831                         return -1;
1832                 }
1833
1834                 return parse_flag(&targ->runtime_flags, TASK_CLASSIFY, pkey);
1835         }
1836         if (STR_EQ(str, "flow table size")) {
1837                 return parse_int(&targ->flow_table_size, pkey);
1838         }
1839 #ifdef GRE_TP
1840         if (STR_EQ(str, "tbf rate")) {
1841                 return parse_int(&targ->tb_rate, pkey);
1842         }
1843         if (STR_EQ(str, "tbf size")) {
1844                 return parse_int(&targ->tb_size, pkey);
1845         }
1846 #endif
1847         if (STR_EQ(str, "max rules")) {
1848                 return parse_int(&targ->n_max_rules, pkey);
1849         }
1850
1851         if (STR_EQ(str, "tunnel hop limit")) {
1852                 uint32_t val;
1853                 int err = parse_int(&val, pkey);
1854                 if (err) {
1855                         return -1;
1856                 }
1857                 targ->tunnel_hop_limit = val;
1858                 return 0;
1859         }
1860
1861         if (STR_EQ(str, "lookup port mask")) {
1862                 uint32_t val;
1863                 int err = parse_int(&val, pkey);
1864                 if (err) {
1865                         return -1;
1866                 }
1867                 targ->lookup_port_mask = val;
1868                 return 0;
1869         }
1870
1871         if (STR_EQ(str, "irq debug")) {
1872                 parse_int(&targ->irq_debug, pkey);
1873                 return 0;
1874         }
1875
1876         if (STR_EQ(str, "multiplier")) {
1877                 parse_int(&targ->multiplier, pkey);
1878                 return 0;
1879         }
1880
1881         if (STR_EQ(str, "mirror size")) {
1882                 parse_int(&targ->mirror_size, pkey);
1883                 return 0;
1884         }
1885
1886         set_errf("Option '%s' is not known", str);
1887         /* fail on unknown keys */
1888         return -1;
1889 }
1890
1891 static int str_is_number(const char *in)
1892 {
1893         int dot_once = 0;
1894
1895         for (size_t i = 0; i < strlen(in); ++i) {
1896                 if (!dot_once && in[i] == '.') {
1897                         dot_once = 1;
1898                         continue;
1899                 }
1900
1901                 if (in[i] < '0' || in[i] > '9')
1902                         return 0;
1903         }
1904
1905         return 1;
1906 }
1907
1908 /* command line parameters parsing procedure */
1909 int prox_parse_args(int argc, char **argv)
1910 {
1911         int i, opt, ret;
1912         char *tmp, *tmp2;
1913         char tmp3[64];
1914
1915         /* Default settings */
1916         prox_cfg.flags |= DSF_AUTOSTART | DSF_WAIT_ON_QUIT;
1917         prox_cfg.ui = PROX_UI_CURSES;
1918
1919         plog_info("\tCommand line:");
1920         for (i = 0; i < argc; ++i) {
1921                 plog_info(" %s", argv[i]);
1922         }
1923         plog_info("\n");
1924
1925         while ((opt = getopt(argc, argv, "f:dnzpo:tkuar:emsiw:l:v:q:")) != EOF) {
1926                 switch (opt) {
1927                 case 'f':
1928                         /* path to config file */
1929                         cfg_file = optarg;
1930                         size_t offset = 0;
1931                         for (size_t i = 0; i < strlen(cfg_file); ++i) {
1932                                 if (cfg_file[i] == '/') {
1933                                         offset = i + 1;
1934                                 }
1935                         }
1936
1937                         prox_strncpy(prox_cfg.name, cfg_file + offset, MAX_NAME_SIZE);
1938                         break;
1939                 case 'v':
1940                         plog_set_lvl(atoi(optarg));
1941                         break;
1942                 case 'l':
1943                         prox_cfg.log_name_pid = 0;
1944                         prox_strncpy(prox_cfg.log_name, optarg, MAX_NAME_SIZE);
1945                         break;
1946                 case 'p':
1947                         prox_cfg.log_name_pid = 1;
1948                         break;
1949                 case 'k':
1950                         prox_cfg.use_stats_logger = 1;
1951                         break;
1952                 case 'd':
1953                         prox_cfg.flags |= DSF_DAEMON;
1954                         prox_cfg.ui = PROX_UI_NONE;
1955                         break;
1956                 case 'z':
1957                         prox_cfg.flags |= DSF_USE_DUMMY_CPU_TOPO;
1958                         prox_cfg.flags |= DSF_CHECK_INIT;
1959                         break;
1960                 case 'n':
1961                         prox_cfg.flags |= DSF_USE_DUMMY_DEVICES;
1962                         break;
1963                 case 'r':
1964                         if (!str_is_number(optarg) || strlen(optarg) > 11)
1965                                 return -1;
1966                         prox_strncpy(prox_cfg.update_interval_str, optarg, sizeof(prox_cfg.update_interval_str));
1967                         break;
1968                 case 'o':
1969                         if (prox_cfg.flags & DSF_DAEMON)
1970                                 break;
1971
1972                         if (!strcmp(optarg, "curses")) {
1973                                 prox_cfg.ui = PROX_UI_CURSES;
1974                         }
1975                         else if (!strcmp(optarg, "cli")) {
1976                                 prox_cfg.ui = PROX_UI_CLI;
1977                         }
1978                         else if (!strcmp(optarg, "none")) {
1979                                 prox_cfg.ui = PROX_UI_NONE;
1980                         }
1981                         else {
1982                                 plog_err("Invalid local UI '%s', local UI can be 'curses', 'cli' or 'none'.", optarg);
1983                                 return -1;
1984                         }
1985                         break;
1986                 case 'q':
1987                         if (luaL_loadstring(prox_lua(), optarg)) {
1988                                 set_errf("Lua error: '%s'\n", lua_tostring(prox_lua(), -1));
1989                                 return -1;
1990                         }
1991
1992                         if (lua_pcall(prox_lua(), 0, LUA_MULTRET, 0)) {
1993                                 set_errf("Lua error: '%s'\n", lua_tostring(prox_lua(), -1));
1994                                 return -1;
1995                         }
1996
1997                         break;
1998                 case 'a':
1999                         /* autostart all cores */
2000                         prox_cfg.flags |= DSF_AUTOSTART;
2001                         break;
2002                 case 'e':
2003                         /* don't autostart */
2004                         prox_cfg.flags &= ~DSF_AUTOSTART;
2005                         break;
2006                 case 't':
2007                         prox_cfg.flags |= DSF_LISTEN_TCP;
2008                         break;
2009                 case 'u':
2010                         prox_cfg.flags |= DSF_LISTEN_UDS;
2011                         break;
2012                 case 'm':
2013                         /* list supported task modes and exit */
2014                         prox_cfg.flags |= DSF_LIST_TASK_MODES;
2015                         break;
2016                 case 's':
2017                         /* check configuration file syntax and exit */
2018                         prox_cfg.flags |= DSF_CHECK_SYNTAX;
2019                         break;
2020                 case 'i':
2021                         /* check initialization sequence and exit */
2022                         prox_cfg.flags |= DSF_CHECK_INIT;
2023                         break;
2024                 case 'w':
2025                         tmp = optarg;
2026                         tmp2 = 0;
2027                         if (strlen(tmp) >= 3 &&
2028                             (tmp2 = strchr(tmp, '='))) {
2029                                 *tmp2 = 0;
2030                                 tmp3[0] = '$';
2031                                 prox_strncpy(tmp3 + 1, tmp, 63);
2032                                 plog_info("\tAdding variable: %s = %s\n", tmp3, tmp2 + 1);
2033                                 ret = add_var(tmp3, tmp2 + 1, 1);
2034                                 if (ret == -2) {
2035                                         plog_err("\tFailed to add variable, too many variables defines\n");
2036                                         return -1;
2037                                 }
2038                                 else if(ret == -3) {
2039                                         plog_err("\tFailed to add variable, already defined\n");
2040                                         return -1;
2041                                 }
2042                                 break;
2043                         }
2044                         /* fall-through */
2045                 default:
2046                         plog_err("\tUnknown option\n");
2047                         return -1;
2048                 }
2049         }
2050
2051         /* reset getopt lib for DPDK */
2052         optind = 0;
2053
2054         return 0;
2055 }
2056
2057 static int check_cfg(void)
2058 {
2059         /* Sanity check */
2060 #define RETURN_IF(cond, err)                    \
2061         if (cond) {                             \
2062                 plog_err(err);                  \
2063                 return -1;                      \
2064         };
2065
2066         RETURN_IF(rte_cfg.force_nchannel == 0, "\tError: number of memory channels not specified in [eal options] section\n");
2067         RETURN_IF(prox_cfg.master >= RTE_MAX_LCORE, "\tError: No master core specified (one core needs to have mode=master)\n");
2068
2069 #undef RETURN_IF
2070
2071         return 0;
2072 }
2073
2074 static int calc_tot_rxrings(void)
2075 {
2076         struct lcore_cfg *slconf, *dlconf;
2077         struct task_args *starg, *dtarg;
2078         uint32_t dlcore_id;
2079         uint8_t dtask_id;
2080         struct core_task ct;
2081
2082         dlconf = NULL;
2083         while (core_targ_next_early(&dlconf, &dtarg, 1) == 0) {
2084                 dtarg->tot_rxrings = 0;
2085         }
2086
2087         slconf = NULL;
2088         while (core_targ_next_early(&slconf, &starg, 1) == 0) {
2089                 for (uint8_t idx = 0; idx < MAX_PROTOCOLS; ++idx) {
2090                         for (uint8_t ring_idx = 0; ring_idx < starg->core_task_set[idx].n_elems; ++ring_idx) {
2091                                 ct = starg->core_task_set[idx].core_task[ring_idx];
2092                                 if (!prox_core_active(ct.core, 0)) {
2093                                         set_errf("Core %u is disabled but Core %u task %u is sending to it\n",
2094                                                  ct.core, slconf->id, starg->id);
2095                                         return -1;
2096                                 }
2097
2098                                 dlconf = &lcore_cfg_init[ct.core];
2099
2100                                 if (ct.task >= dlconf->n_tasks_all) {
2101                                         set_errf("Core %u task %u not enabled\n", ct.core, ct.task);
2102                                         return -1;
2103                                 }
2104
2105                                 dtarg = &dlconf->targs[ct.task];
2106
2107                                 /* Control rings are not relevant at this point. */
2108                                 if (ct.type)
2109                                         continue;
2110
2111                                 if (!(dtarg->flags & TASK_ARG_RX_RING)) {
2112                                         set_errf("Core %u task %u is not expecting to receive through a ring\n",
2113                                                  ct.core, ct.task);
2114                                         return -1;
2115                                 }
2116
2117                                 dtarg->tot_rxrings++;
2118                                 if (dtarg->tot_rxrings > MAX_RINGS_PER_TASK) {
2119                                         set_errf("Core %u task %u is receiving from too many tasks",
2120                                                  ct.core, ct.task);
2121                                         return -1;
2122                                 }
2123                         }
2124                 }
2125         }
2126
2127         return 0;
2128 }
2129
2130 static void prox_set_core_mask(void)
2131 {
2132         struct lcore_cfg *lconf;
2133
2134         prox_core_clr();
2135         for (uint8_t lcore_id = 0; lcore_id < RTE_MAX_LCORE; ++lcore_id) {
2136                 lconf = &lcore_cfg_init[lcore_id];
2137                 if (lconf->n_tasks_all > 0 && lconf->targs[0].mode != MASTER) {
2138                         prox_core_set_active(lcore_id);
2139                 }
2140         }
2141 }
2142
2143 static int is_using_no_drop(void)
2144 {
2145         uint32_t lcore_id;
2146         struct lcore_cfg *lconf;
2147         struct task_args *targs;
2148
2149         lcore_id = -1;
2150         while(prox_core_next(&lcore_id, 1) == 0) {
2151                 lconf = &lcore_cfg_init[lcore_id];
2152                 for (uint8_t task_id = 0; task_id < lconf->n_tasks_all; ++task_id) {
2153                         targs = &lconf->targs[task_id];
2154                         if (!(targs->flags & TASK_ARG_DROP))
2155                                 return 1;
2156                 }
2157         }
2158         return 0;
2159 }
2160
2161 int prox_read_config_file(void)
2162 {
2163         set_global_defaults(&prox_cfg);
2164         set_task_defaults(&prox_cfg, lcore_cfg_init);
2165         set_port_defaults();
2166         plog_info("=== Parsing configuration file '%s' ===\n", cfg_file);
2167         struct cfg_file *pcfg = cfg_open(cfg_file);
2168         if (pcfg == NULL) {
2169                 return -1;
2170         }
2171
2172         struct cfg_section* config_sections[] = {
2173                 &lua_cfg          ,
2174                 &var_cfg          ,
2175                 &eal_default_cfg  ,
2176                 &cache_set_cfg    ,
2177                 &port_cfg         ,
2178                 &defaults_cfg     ,
2179                 &settings_cfg     ,
2180                 &core_cfg         ,
2181                 NULL
2182         };
2183
2184         for (struct cfg_section** section = config_sections; *section != NULL; ++section) {
2185                 const char* name = (*section)->name;
2186                 size_t len = strlen(name);
2187                 plog_info("\t*** Reading [%s] section%s ***\n", name, name[len - 1] == '#'? "s": "");
2188                 cfg_parse(pcfg, *section);
2189
2190                 if ((*section)->error) {
2191                         plog_err("At line %u, section [%s], entry %u: '%s'\n\t%s\n"
2192                                  , pcfg->err_line, pcfg->err_section, pcfg->err_entry + 1, pcfg->cur_line,
2193                                  strlen(get_parse_err())? get_parse_err() : err_str);
2194                         cfg_close(pcfg); /* cannot close before printing error, print uses internal buffer */
2195                         return -1;
2196                 }
2197         }
2198
2199         cfg_close(pcfg);
2200
2201         prox_set_core_mask();
2202
2203         if (is_using_no_drop()) {
2204                 prox_cfg.flags &= ~DSF_WAIT_ON_QUIT;
2205         }
2206
2207         if (calc_tot_rxrings()) {
2208                 plog_err("Error in configuration: %s\n", err_str);
2209                 return -1;
2210         }
2211
2212         return check_cfg();
2213 }
2214
2215 static void failed_rte_eal_init(__attribute__((unused))const char *prog_name)
2216 {
2217         plog_err("\tError in rte_eal_init()\n");
2218 }
2219
2220 int prox_setup_rte(const char *prog_name)
2221 {
2222         char *rte_argv[MAX_RTE_ARGV];
2223         char  rte_arg[MAX_RTE_ARGV][MAX_ARG_LEN];
2224         char tmp[PROX_CM_STR_LEN];
2225         /* create mask of used cores */
2226         plog_info("=== Setting up RTE EAL ===\n");
2227
2228         if (prox_cfg.flags & DSF_USE_DUMMY_CPU_TOPO) {
2229                 plog_info("Using dummy cpu topology\n");
2230                 snprintf(tmp, sizeof(tmp), "0x1");
2231         } else {
2232                 prox_core_to_hex(tmp, sizeof(tmp), 0);
2233                 plog_info("\tWorker threads core mask is %s\n", tmp);
2234                 prox_core_to_hex(tmp, sizeof(tmp), 1);
2235                 plog_info("\tWith master core index %u, full core mask is %s\n", prox_cfg.master, tmp);
2236         }
2237
2238         /* fake command line parameters for rte_eal_init() */
2239         int argc = 0;
2240         rte_argv[argc] = strdup(prog_name);
2241         sprintf(rte_arg[++argc], "-c%s", tmp);
2242         rte_argv[argc] = rte_arg[argc];
2243 #if RTE_VERSION >= RTE_VERSION_NUM(1,8,0,0)
2244         if (prox_cfg.flags & DSF_USE_DUMMY_CPU_TOPO)
2245                 sprintf(rte_arg[++argc], "--master-lcore=%u", 0);
2246         else
2247                 sprintf(rte_arg[++argc], "--master-lcore=%u", prox_cfg.master);
2248         rte_argv[argc] = rte_arg[argc];
2249 #else
2250         /* For old DPDK versions, the master core had to be the first
2251            core. */
2252         uint32_t first_core = -1;
2253
2254         if (prox_core_next(&first_core, 1) == -1) {
2255                 plog_err("Can't core ID of first core in use\n");
2256                 return -1;
2257         }
2258         if (first_core != prox_cfg.master) {
2259                 plog_err("The master core needs to be the first core (master core = %u, first core = %u).\n", first_core, prox_cfg.master);
2260                 return -1;
2261         }
2262 #endif
2263
2264         if (rte_cfg.memory) {
2265                 sprintf(rte_arg[++argc], "-m%u", rte_cfg.memory);
2266                 rte_argv[argc] = rte_arg[argc];
2267         }
2268
2269         if (rte_cfg.force_nchannel) {
2270                 sprintf(rte_arg[++argc], "-n%u", rte_cfg.force_nchannel);
2271                 rte_argv[argc] = rte_arg[argc];
2272         }
2273
2274         if (rte_cfg.force_nrank) {
2275                 sprintf(rte_arg[++argc], "-r%u", rte_cfg.force_nrank);
2276                 rte_argv[argc] = rte_arg[argc];
2277         }
2278
2279         if (rte_cfg.no_hugetlbfs) {
2280                 strcpy(rte_arg[++argc], "--no-huge");
2281                 rte_argv[argc] = rte_arg[argc];
2282         }
2283
2284         if (rte_cfg.no_pci) {
2285                 strcpy(rte_arg[++argc], "--no-pci");
2286                 rte_argv[argc] = rte_arg[argc];
2287         }
2288
2289         if (rte_cfg.no_hpet) {
2290                 strcpy(rte_arg[++argc], "--no-hpet");
2291                 rte_argv[argc] = rte_arg[argc];
2292         }
2293
2294         if (rte_cfg.no_shconf) {
2295                 strcpy(rte_arg[++argc], "--no-shconf");
2296                 rte_argv[argc] = rte_arg[argc];
2297         }
2298
2299         if (rte_cfg.eal != NULL) {
2300                 char *ptr = rte_cfg.eal;
2301                 char *ptr2;
2302                 while (ptr != NULL) {
2303                         while (isspace(*ptr))
2304                                 ptr++;
2305                         ptr2 = ptr;
2306                         ptr = strchr(ptr, ' ');
2307                         if (ptr) {
2308                                 *ptr++ = '\0';
2309                         }
2310                         prox_strncpy(rte_arg[++argc], ptr2, MAX_ARG_LEN);
2311                         rte_argv[argc] = rte_arg[argc];
2312                 }
2313         }
2314
2315         if (rte_cfg.hugedir != NULL) {
2316                 strcpy(rte_arg[++argc], "--huge-dir");
2317                 rte_argv[argc] = rte_arg[argc];
2318                 rte_argv[++argc] = rte_cfg.hugedir;
2319         }
2320
2321         if (rte_cfg.no_output) {
2322                 rte_log_set_global_level(0);
2323         }
2324         /* init EAL */
2325         plog_info("\tEAL command line:");
2326         if (argc >= MAX_RTE_ARGV) {
2327                 plog_err("too many arguments for EAL\n");
2328                 return -1;
2329         }
2330
2331         for (int h = 0; h <= argc; ++h) {
2332                 plog_info(" %s", rte_argv[h]);
2333         }
2334         plog_info("\n");
2335
2336         rte_set_application_usage_hook(failed_rte_eal_init);
2337         if (rte_eal_init(++argc, rte_argv) < 0) {
2338                 plog_err("\tError in rte_eal_init()\n");
2339                 return -1;
2340         }
2341         plog_info("\tEAL Initialized\n");
2342
2343         if (prox_cfg.flags & DSF_USE_DUMMY_CPU_TOPO)
2344                 return 0;
2345
2346         /* check if all active cores are in enabled in DPDK */
2347         for (uint32_t lcore_id = 0; lcore_id < RTE_MAX_LCORE; ++lcore_id) {
2348                 if (lcore_id == prox_cfg.master) {
2349                         if (!rte_lcore_is_enabled(lcore_id))
2350                                 return -1;
2351                 }
2352                 else if (rte_lcore_is_enabled(lcore_id) != prox_core_active(lcore_id, 0)) {
2353                         plog_err("\tFailed to enable lcore %u\n", lcore_id);
2354                         return -1;
2355                 }
2356                 else if (lcore_cfg_init[lcore_id].n_tasks_all != 0 && !rte_lcore_is_enabled(lcore_id)) {
2357                         plog_err("\tFailed to enable lcore %u\n", lcore_id);
2358                         return -1;
2359                 }
2360         }
2361         uint16_t port_id;
2362         for (int i = 0; i < n_deferred_ports; i++) {
2363                 if (prox_rte_eth_dev_get_port_by_name(deferred_port[i].name, &port_id) != 0) {
2364                         plog_err("Did not find port name %s used while reading %s\n", deferred_port[i].name, deferred_port[i].is_rx_port ? "rx port" : "tx_port");
2365                         return -1;
2366                 }
2367                 plog_info("\tport %s is port id %d\n", deferred_port[i].name, port_id);
2368                 if (deferred_port[i].is_rx_port) {
2369                         deferred_port[i].targ->rx_port_queue[0].port = port_id;
2370                         deferred_port[i].targ->nb_rxports = 1;
2371                 } else {
2372                         deferred_port[i].targ->tx_port_queue[0].port = port_id;
2373                         deferred_port[i].targ->nb_txports = 1;
2374                 }
2375         }
2376         return 0;
2377 }