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 "prox_compat.h"
  39
  40 #define MAX_RTE_ARGV 64
  41 #define MAX_ARG_LEN  64
  42
  43 struct cfg_depr {
  44         const char *opt;
  45         const char *info;
  46 };
  47
  48 /* Helper macro */
  49 #define STR_EQ(s1, s2)  (!strcmp((s1), (s2)))
  50
  51 /* configuration files support */
  52 static int get_rte_cfg(unsigned sindex, char *str, void *data);
  53 static int get_global_cfg(unsigned sindex, char *str, void *data);
  54 static int get_port_cfg(unsigned sindex, char *str, void *data);
  55 static int get_defaults_cfg(unsigned sindex, char *str, void *data);
  56 static int get_cache_set_cfg(unsigned sindex, char *str, void *data);
  57 static int get_var_cfg(unsigned sindex, char *str, void *data);
  58 static int get_lua_cfg(unsigned sindex, char *str, void *data);
  59 static int get_core_cfg(unsigned sindex, char *str, void *data);
  60
  61 static const char *cfg_file = DEFAULT_CONFIG_FILE;
  62 static struct rte_cfg    rte_cfg;
  63 struct prox_cache_set_cfg  prox_cache_set_cfg[PROX_MAX_CACHE_SET];
  64
  65 static char format_err_str[1024];
  66 static const char *err_str = "Unknown error";
  67
  68 static struct cfg_section eal_default_cfg = {
  69         .name   = "eal options",
  70         .parser = get_rte_cfg,
  71         .data   = &rte_cfg,
  72         .indexp[0]  = 0,
  73         .nbindex = 1,
  74         .error  = 0
  75 };
  76
  77 static struct cfg_section port_cfg = {
  78         .name   = "port #",
  79         .parser = get_port_cfg,
  80         .data   = &prox_port_cfg,
  81         .indexp[0]  = 0,
  82         .nbindex = 1,
  83         .error  = 0
  84 };
  85
  86 static struct cfg_section var_cfg = {
  87         .name   = "variables",
  88         .parser = get_var_cfg,
  89         .data   = 0,
  90         .indexp[0]  = 0,
  91         .nbindex = 1,
  92         .error  = 0
  93 };
  94
  95 static struct cfg_section cache_set_cfg = {
  96         .name   = "cache set #",
  97         .parser = get_cache_set_cfg,
  98         .data   = &prox_cache_set_cfg,
  99         .indexp[0]  = 0,
 100         .nbindex = 1,
 101         .error  = 0
 102 };
 103
 104 static struct cfg_section defaults_cfg = {
 105         .name   = "defaults",
 106         .parser = get_defaults_cfg,
 107         .data   = 0,
 108         .indexp[0]  = 0,
 109         .nbindex = 1,
 110         .error  = 0
 111 };
 112
 113 static struct cfg_section settings_cfg = {
 114         .name   = "global",
 115         .parser = get_global_cfg,
 116         .data   = &prox_cfg,
 117         .indexp[0]  = 0,
 118         .nbindex = 1,
 119         .error  = 0
 120 };
 121
 122 static struct cfg_section lua_cfg = {
 123         .name = "lua",
 124         .parser = get_lua_cfg,
 125         .raw_lines = 1,
 126         .indexp[0] = 0,
 127         .nbindex = 1,
 128         .error = 0,
 129 };
 130
 131 static struct cfg_section core_cfg = {
 132         .name   = "core #",
 133         .parser = get_core_cfg,
 134         .data   = lcore_cfg_init,
 135         .indexp[0]  = 0,
 136         .nbindex = 1,
 137         .error  = 0
 138 };
 139
 140 struct deferred_port {
 141         struct task_args *targ;
 142         char name[256];
 143         uint8_t is_rx_port;
 144 };
 145
 146 static struct deferred_port deferred_port[PROX_MAX_PORTS];
 147 static int n_deferred_ports = 0;
 148
 149 static void set_errf(const char *format, ...)
 150 {
 151         va_list ap;
 152         va_start(ap, format);
 153         vsnprintf(format_err_str, sizeof(format_err_str), format, ap);
 154         va_end(ap);
 155         err_str = format_err_str;
 156 }
 157
 158 /* [eal options] parser */
 159 static int get_rte_cfg(__attribute__((unused))unsigned sindex, char *str, void *data)
 160 {
 161         struct rte_cfg *pconfig = (struct rte_cfg *)data;
 162
 163         if (str == NULL || pconfig == NULL) {
 164                 return -1;
 165         }
 166
 167         char *pkey = get_cfg_key(str);
 168         if (pkey == NULL) {
 169                 set_errf("Missing key after option");
 170                 return -1;
 171         }
 172
 173         if (STR_EQ(str, "-m")) {
 174                 return parse_int(&pconfig->memory, pkey);
 175         }
 176         if (STR_EQ(str, "-n")) {
 177                 if (parse_int(&pconfig->force_nchannel, pkey)) {
 178                         return -1;
 179                 }
 180                 if (pconfig->force_nchannel == 0) {
 181                         set_errf("Invalid number of memory channels");
 182                         return -1;
 183                 }
 184                 return 0;
 185         }
 186         if (STR_EQ(str, "-r")) {
 187                 if (parse_int(&pconfig->force_nrank, pkey)) {
 188                         return -1;
 189                 }
 190                 if (pconfig->force_nrank == 0 || pconfig->force_nrank > 16) {
 191                         set_errf("Invalid number of memory ranks");
 192                         return -1;
 193                 }
 194                 return 0;
 195         }
 196         /* debug options */
 197         if (STR_EQ(str, "no-pci")) {
 198                 return parse_bool(&pconfig->no_pci, pkey);
 199         }
 200         if (STR_EQ(str, "no-hpet")) {
 201                 return parse_bool(&pconfig->no_hpet, pkey);
 202         }
 203         if (STR_EQ(str, "no-shconf")) {
 204                 return parse_bool(&pconfig->no_shconf, pkey);
 205         }
 206         if (STR_EQ(str, "no-huge")) {
 207                 return parse_bool(&pconfig->no_hugetlbfs, pkey);
 208         }
 209         if (STR_EQ(str, "no-output")) {
 210                 return parse_bool(&pconfig->no_output, pkey);
 211         }
 212
 213         if (STR_EQ(str, "huge-dir")) {
 214                 if (pconfig->hugedir) {
 215                         free(pconfig->hugedir);
 216                 }
 217                 pconfig->hugedir = strdup(pkey);
 218                 return 0;
 219         }
 220
 221         if (STR_EQ(str, "eal")) {
 222                 char eal[MAX_STR_LEN_PROC];
 223                 if (pconfig->eal) {
 224                         free(pconfig->eal);
 225                         pconfig->eal = NULL;
 226                 }
 227                 if (parse_str(eal, pkey, sizeof(eal)))
 228                         return -1;
 229                 pkey = eal;
 230                 strip_spaces(&pkey, 1);
 231                 if (*pkey)
 232                         pconfig->eal = strdup(pkey);
 233                 return 0;
 234         }
 235
 236         set_errf("Option '%s' is not known", str);
 237         return -1;
 238 }
 239
 240 struct cfg_depr global_cfg_depr[] = {
 241         {"virtualization", "This is now set automatically if needed"},
 242         {"qinq_tag", "This option is deprecated"},
 243         {"wait on quit", "This is now set automatically if needed"},
 244         {"version", ""}
 245 };
 246
 247 const char *get_cfg_dir(void)
 248 {
 249         static char dir[PATH_MAX];
 250         size_t end = strlen(cfg_file) - 1;
 251         while (end > 0 && cfg_file[end] != '/')
 252                 end--;
 253
 254         strncpy(dir, cfg_file, end);
 255         return dir;
 256 }
 257
 258 static int get_lua_cfg(__attribute__((unused)) unsigned sindex, __attribute__((unused)) char *str, __attribute__((unused)) void *data)
 259 {
 260         int status;
 261         char cwd[1024];
 262         if (NULL == getcwd(cwd, sizeof(cwd))) {
 263                 set_errf("Failed to get current directory while loading Lua file\n");
 264                 return -1;
 265         }
 266         status = chdir(get_cfg_dir());
 267         if (status) {
 268                 set_errf("Failed to change directory to '%s' while loading Lua file\n", get_cfg_dir());
 269                 return -1;
 270         }
 271
 272         struct lua_State *l = prox_lua();
 273
 274         char str_cpy[1024];
 275         prox_strncpy(str_cpy, str, sizeof(str_cpy));
 276         uint32_t len = strlen(str_cpy);
 277         str_cpy[len++] = '\n';
 278         str_cpy[len++] = 0;
 279
 280         status = luaL_loadstring(l, str_cpy);
 281         if (status) {
 282                 set_errf("Lua error: '%s'\n", lua_tostring(l, -1));
 283                 status = chdir(cwd);
 284                 return -1;
 285         }
 286
 287         status = lua_pcall(l, 0, LUA_MULTRET, 0);
 288         if (status) {
 289                 set_errf("Lua error: '%s'\n", lua_tostring(l, -1));
 290                 status = chdir(cwd);
 291                 return -1;
 292         }
 293
 294         status = chdir(cwd);
 295         if (status) {
 296                 set_errf("Failed to restore current directory to '%s' while loading Lua file\n", cwd);
 297                 return -1;
 298         }
 299
 300         return 0;
 301 }
 302
 303 /* [global] parser */
 304 static int get_global_cfg(__attribute__((unused))unsigned sindex, char *str, void *data)
 305 {
 306         struct prox_cfg *pset = (struct prox_cfg *)data;
 307
 308         if (str == NULL || pset == NULL) {
 309                 return -1;
 310         }
 311
 312         char *pkey = get_cfg_key(str);
 313         if (pkey == NULL) {
 314                 set_errf("Missing key after option");
 315                 return -1;
 316         }
 317
 318         for (uint32_t i = 0; i < RTE_DIM(global_cfg_depr); ++i) {
 319                 if (STR_EQ(str, global_cfg_depr[i].opt)) {
 320                         set_errf("Option '%s' is deprecated%s%s",
 321                                  global_cfg_depr[i].opt, strlen(global_cfg_depr[i].info)? ": ": "", global_cfg_depr[i].info);
 322                         return -1;
 323                 }
 324         }
 325
 326         if (STR_EQ(str, "name")) {
 327                 return parse_str(pset->name, pkey, sizeof(pset->name));
 328         }
 329
 330         if (STR_EQ(str, "start time")) {
 331                 return parse_int(&pset->start_time, pkey);
 332         }
 333
 334         if (STR_EQ(str, "duration time")) {
 335                 return parse_int(&pset->duration_time, pkey);
 336         }
 337
 338         if (STR_EQ(str, "shuffle")) {
 339                 return parse_flag(&pset->flags, DSF_SHUFFLE, pkey);
 340         }
 341         if (STR_EQ(str, "disable cmt")) {
 342                 return parse_flag(&pset->flags, DSF_DISABLE_CMT, pkey);
 343         }
 344         if (STR_EQ(str, "mp rings")) {
 345                 return parse_flag(&pset->flags, DSF_MP_RINGS, pkey);
 346         }
 347         if (STR_EQ(str, "enable bypass")) {
 348                 return parse_flag(&pset->flags, DSF_ENABLE_BYPASS, pkey);
 349         }
 350         if (STR_EQ(str, "poll timeout")) {
 351                 return parse_int(&pset->poll_timeout, pkey);
 352         }
 353         if (STR_EQ(str, "heartbeat timeout")) {
 354                 return parse_int(&pset->heartbeat_timeout, pkey);
 355         }
 356
 357         if (STR_EQ(str, "cpe table map")) {
 358                 /* The config defined ports through 0, 1, 2 ... which
 359                    need to be associated with ports. This is done
 360                    through defining it using "cpe table map=" */
 361                 return parse_port_name_list((uint32_t*)pset->cpe_table_ports, NULL, PROX_MAX_PORTS, pkey);
 362         }
 363
 364         if (STR_EQ(str, "pre cmd")) {
 365                 return system(pkey);
 366         }
 367
 368         if (STR_EQ(str, "unique mempool per socket")) {
 369                 return parse_flag(&pset->flags, UNIQUE_MEMPOOL_PER_SOCKET, pkey);
 370         }
 371
 372         if (STR_EQ(str, "log buffer size")) {
 373                 if (parse_kmg(&pset->logbuf_size, pkey)) {
 374                         return -1;
 375                 }
 376                 plog_info("Logging to buffer with size = %d\n", pset->logbuf_size);
 377                 return 0;
 378         }
 379
 380         set_errf("Option '%s' is not known", str);
 381         return -1;
 382 }
 383
 384 /* [variable] parser */
 385 static int get_var_cfg(__attribute__((unused)) unsigned sindex, char *str, __attribute__((unused)) void *data)
 386 {
 387         return add_var(str, get_cfg_key(str), 0);
 388 }
 389
 390 /* [defaults] parser */
 391 static int get_defaults_cfg(__attribute__((unused)) unsigned sindex, char *str, __attribute__((unused)) void *data)
 392 {
 393         uint32_t val;
 394         char *pkey;
 395
 396         pkey = get_cfg_key(str);
 397         if (pkey == NULL) {
 398                 set_errf("Missing key after option");
 399                 return -1;
 400         }
 401
 402         if (STR_EQ(str, "mempool size")) {
 403
 404                 if (parse_kmg(&val, pkey)) {
 405                         return -1;
 406                 }
 407
 408                 for (uint8_t lcore_id = 0; lcore_id < RTE_MAX_LCORE; ++lcore_id) {
 409                         struct lcore_cfg *cur_lcore_cfg_init = &lcore_cfg_init[lcore_id];
 410                         cur_lcore_cfg_init->id = lcore_id;
 411                         for (uint8_t task_id = 0; task_id < MAX_TASKS_PER_CORE; ++task_id) {
 412                                 struct task_args *targ = &cur_lcore_cfg_init->targs[task_id];
 413                                 targ->nb_mbuf = val;
 414                                 targ->id = task_id;
 415                         }
 416                 }
 417                 return 0;
 418         }
 419
 420         if (STR_EQ(str, "qinq tag")) {
 421                 for (uint8_t lcore_id = 0; lcore_id < RTE_MAX_LCORE; ++lcore_id) {
 422                         struct lcore_cfg *cur_lcore_cfg_init = &lcore_cfg_init[lcore_id];
 423                         cur_lcore_cfg_init->id = lcore_id;
 424                         for (uint8_t task_id = 0; task_id < MAX_TASKS_PER_CORE; ++task_id) {
 425                                 struct task_args *targ = &cur_lcore_cfg_init->targs[task_id];
 426                                 parse_int(&targ->qinq_tag, pkey);
 427                         }
 428                 }
 429                 return 0;
 430         }
 431         if (STR_EQ(str, "memcache size")) {
 432
 433                 if (parse_kmg(&val, pkey)) {
 434                         return -1;
 435                 }
 436
 437                 for (uint8_t lcore_id = 0; lcore_id < RTE_MAX_LCORE; ++lcore_id) {
 438                         struct lcore_cfg *cur_lcore_cfg_init = &lcore_cfg_init[lcore_id];
 439                         cur_lcore_cfg_init->id = lcore_id;
 440                         for (uint8_t task_id = 0; task_id < MAX_TASKS_PER_CORE; ++task_id) {
 441                                 struct task_args *targ = &cur_lcore_cfg_init->targs[task_id];
 442                                 targ->nb_cache_mbuf = val;
 443                         }
 444                 }
 445                 return 0;
 446         }
 447
 448         set_errf("Option '%s' is not known", str);
 449         return -1;
 450 }
 451
 452 /* [cache set] parser */
 453 static int get_cache_set_cfg(unsigned sindex, char *str, void *data)
 454 {
 455         struct prox_cache_set_cfg *cfg = (struct prox_cache_set_cfg *)data;
 456
 457         uint8_t cur_if = sindex & ~CFG_INDEXED;
 458
 459         if (cur_if >= PROX_MAX_CACHE_SET) {
 460                 set_errf("Cache set ID is too high (max allowed %d)", PROX_MAX_CACHE_SET - 1 );
 461                 return -1;
 462         }
 463
 464         cfg = &prox_cache_set_cfg[cur_if];
 465
 466         if (str == NULL || data == NULL) {
 467                 return -1;
 468         }
 469
 470         char *pkey = get_cfg_key(str);
 471
 472         if (pkey == NULL) {
 473                 set_errf("Missing key after option");
 474                 return -1;
 475         }
 476
 477         if (STR_EQ(str, "mask")) {
 478                 uint32_t val;
 479                 int err = parse_int(&val, pkey);
 480                 if (err) {
 481                         return -1;
 482                 }
 483                 cfg->mask = val;
 484                 cfg->socket_id = -1;
 485                 plog_info("\tCache set %d has mask %x\n", cur_if, cfg->mask);
 486                 return 0;
 487         }
 488         return 0;
 489 }
 490
 491 /* [port] parser */
 492 static int get_port_cfg(unsigned sindex, char *str, void *data)
 493 {
 494         struct prox_port_cfg *cfg = (struct prox_port_cfg *)data;
 495
 496         uint8_t cur_if = sindex & ~CFG_INDEXED;
 497
 498         if (cur_if >= PROX_MAX_PORTS) {
 499                 set_errf("Port ID is too high (max allowed %d)", PROX_MAX_PORTS - 1 );
 500                 return -1;
 501         }
 502
 503         cfg = &prox_port_cfg[cur_if];
 504
 505         if (str == NULL || data == NULL) {
 506                 return -1;
 507         }
 508
 509         char *pkey = get_cfg_key(str);
 510
 511         if (pkey == NULL) {
 512                 set_errf("Missing key after option");
 513                 return -1;
 514         }
 515
 516         if (STR_EQ(str, "mac")) {
 517                 if (STR_EQ(pkey, "hardware")) {
 518                         cfg->type = PROX_PORT_MAC_HW;
 519                 }
 520                 else if (STR_EQ(pkey, "random")) {
 521                         cfg->type = PROX_PORT_MAC_RAND;
 522                 }
 523                 else {
 524                         cfg->type = PROX_PORT_MAC_SET;
 525                         if (parse_mac(&cfg->eth_addr, pkey)) {
 526                                 return -1;
 527                         }
 528                 }
 529         }
 530         else if (STR_EQ(str, "name")) {
 531                 uint32_t val;
 532                 prox_strncpy(cfg->name, pkey, MAX_NAME_SIZE);
 533                 PROX_ASSERT(cur_if < PROX_MAX_PORTS);
 534                 return add_port_name(cur_if, pkey);
 535         }
 536         else if (STR_EQ(str, "rx desc")) {
 537                 return parse_int(&cfg->n_rxd, pkey);
 538         }
 539         else if (STR_EQ(str, "tx desc")) {
 540                 return parse_int(&cfg->n_txd, pkey);
 541         }
 542         else if (STR_EQ(str, "promiscuous")) {
 543                 uint32_t val;
 544                 if (parse_bool(&val, pkey)) {
 545                         return -1;
 546                 }
 547                 cfg->promiscuous = val;
 548         }
 549         else if (STR_EQ(str, "multicast")) {
 550                 uint32_t val;
 551                 if (cfg->nb_mc_addr >= NB_MCAST_ADDR) {
 552                         plog_err("too many multicast addresses\n");
 553                         return -1;
 554                 }
 555                 if (parse_mac(&cfg->mc_addr[cfg->nb_mc_addr], pkey)) {
 556                         return -1;
 557                 }
 558                 cfg->nb_mc_addr++ ;
 559         }
 560         else if (STR_EQ(str, "lsc")) {
 561                 cfg->lsc_set_explicitely = 1;
 562                 uint32_t val;
 563                 if (parse_bool(&val, pkey)) {
 564                         return -1;
 565                 }
 566                 cfg->lsc_val = val;
 567         }
 568         else if (STR_EQ(str, "local ipv4")) {
 569                 return parse_ip(&cfg->ip, pkey);
 570         }
 571         else if (STR_EQ(str, "vdev")) {
 572                 prox_strncpy(cfg->vdev, pkey, MAX_NAME_SIZE);
 573         }
 574 #if RTE_VERSION >= RTE_VERSION_NUM(18,8,0,1)
 575         else if (STR_EQ(str, "disable tx offload")) {
 576                 uint32_t val;
 577                 if (parse_int(&val, pkey)) {
 578                         return -1;
 579                 }
 580                 if (val)
 581                         cfg->disabled_tx_offload = val;
 582         }
 583 #endif
 584         else if (STR_EQ(str, "strip crc")) {
 585                 uint32_t val;
 586                 if (parse_bool(&val, pkey)) {
 587                         return -1;
 588                 }
 589 #if defined(DEV_RX_OFFLOAD_CRC_STRIP)
 590                 if (val)
 591                         cfg->requested_rx_offload |= DEV_RX_OFFLOAD_CRC_STRIP;
 592                 else
 593                         cfg->requested_rx_offload &= ~DEV_RX_OFFLOAD_CRC_STRIP;
 594 #else
 595 #if defined (DEV_RX_OFFLOAD_KEEP_CRC)
 596                 if (val)
 597                         cfg->requested_rx_offload &= ~DEV_RX_OFFLOAD_KEEP_CRC;
 598                 else
 599 #endif
 600                         cfg->requested_rx_offload |= DEV_RX_OFFLOAD_KEEP_CRC;
 601 #endif
 602
 603         }
 604         else if (STR_EQ(str, "vlan tag")) {
 605                 return parse_int(&cfg->vlan_tag, pkey);
 606         }
 607         else if (STR_EQ(str, "vlan")) {
 608 #if RTE_VERSION >= RTE_VERSION_NUM(18,8,0,1)
 609                 uint32_t val;
 610                 if (parse_bool(&val, pkey)) {
 611                         return -1;
 612                 }
 613                 if (val) {
 614                         cfg->requested_rx_offload |= DEV_RX_OFFLOAD_VLAN_STRIP;
 615                         cfg->requested_tx_offload |= DEV_TX_OFFLOAD_VLAN_INSERT;
 616                 } else {
 617                         cfg->requested_rx_offload &= ~DEV_RX_OFFLOAD_VLAN_STRIP;
 618                         cfg->requested_tx_offload &= ~DEV_TX_OFFLOAD_VLAN_INSERT;
 619                 }
 620 #else
 621                 plog_warn("vlan option not supported : update DPDK at least to 18.08 to support this option\n");
 622 #endif
 623         }
 624         else if (STR_EQ(str, "mtu size")) {
 625                 uint32_t val;
 626                 if (parse_int(&val, pkey)) {
 627                         return -1;
 628                 }
 629                 if (val) {
 630                         cfg->mtu = val;
 631                         // A frame of 1526 bytes (1500 bytes mtu, 14 bytes hdr, 4 bytes crc and 8 bytes vlan)
 632                         // should not be considered as a jumbo frame. However rte_ethdev.c considers that
 633                         // the max_rx_pkt_len for a non jumbo frame is 1518
 634                         cfg->port_conf.rxmode.max_rx_pkt_len = cfg->mtu + PROX_RTE_ETHER_HDR_LEN + PROX_RTE_ETHER_CRC_LEN;
 635                         if (cfg->port_conf.rxmode.max_rx_pkt_len > PROX_RTE_ETHER_MAX_LEN) {
 636                                 cfg->requested_rx_offload |= DEV_RX_OFFLOAD_JUMBO_FRAME;
 637                         }
 638                 }
 639         }
 640
 641         else if (STR_EQ(str, "rss")) {
 642                 uint32_t val;
 643                 if (parse_bool(&val, pkey)) {
 644                         return -1;
 645                 }
 646                 if (val) {
 647                         cfg->port_conf.rxmode.mq_mode = ETH_MQ_RX_RSS;
 648                         cfg->port_conf.rx_adv_conf.rss_conf.rss_hf = ETH_RSS_IPV4;
 649                 }
 650         }
 651         else if (STR_EQ(str, "rx_ring")) {
 652                 parse_str(cfg->rx_ring, pkey, sizeof(cfg->rx_ring));
 653         }
 654         else if (STR_EQ(str, "tx_ring")) {
 655                 parse_str(cfg->tx_ring, pkey, sizeof(cfg->tx_ring));
 656         }
 657
 658         return 0;
 659 }
 660
 661 static enum police_action str_to_color(const char *str)
 662 {
 663         if (STR_EQ(str, "green"))
 664                 return ACT_GREEN;
 665         if (STR_EQ(str, "yellow"))
 666                 return ACT_YELLOW;
 667         if (STR_EQ(str, "red"))
 668                 return ACT_RED;
 669         if (STR_EQ(str, "drop"))
 670                 return ACT_DROP;
 671         return ACT_INVALID;
 672 }
 673
 674 struct cfg_depr task_cfg_depr[] = {
 675         {"sig", ""},
 676 };
 677
 678 struct cfg_depr core_cfg_depr[] = {
 679         {"do sig", ""},
 680         {"lat", ""},
 681         {"network side", ""},
 682 };
 683
 684 /* [core] parser */
 685 static int get_core_cfg(unsigned sindex, char *str, void *data)
 686 {
 687         char *pkey;
 688         struct lcore_cfg *lconf = (struct lcore_cfg *)data;
 689
 690         if (str == NULL || lconf == NULL || !(sindex & CFG_INDEXED)) {
 691                 return -1;
 692         }
 693
 694         pkey = get_cfg_key(str);
 695         if (pkey == NULL) {
 696                 set_errf("Missing key after option");
 697                 return -1;
 698         }
 699
 700         uint32_t ncore = sindex & ~CFG_INDEXED;
 701         if (ncore >= RTE_MAX_LCORE) {
 702                 set_errf("Core index too high (max allowed %d)", RTE_MAX_LCORE - 1);
 703                 return -1;
 704         }
 705
 706         lconf = &lconf[ncore];
 707
 708         for (uint32_t i = 0; i < RTE_DIM(core_cfg_depr); ++i) {
 709                 if (STR_EQ(str, core_cfg_depr[i].opt)) {
 710                         set_errf("Option '%s' is deprecated%s%s",
 711                                  core_cfg_depr[i].opt, strlen(core_cfg_depr[i].info)? ": ": "", core_cfg_depr[i].info);
 712                         return -1;
 713                 }
 714         }
 715
 716         char buff[128];
 717         lcore_to_socket_core_ht(ncore, buff, sizeof(buff));
 718         set_self_var(buff);
 719         if (STR_EQ(str, "task")) {
 720
 721                 uint32_t val;
 722                 if (parse_int(&val, pkey)) {
 723                         return -1;
 724                 }
 725                 if (val >= MAX_TASKS_PER_CORE) {
 726                         set_errf("Too many tasks for core (max allowed %d)", MAX_TASKS_PER_CORE - 1);
 727                         return -1;
 728                 }
 729                 if (val != lconf->n_tasks_all) {
 730                         set_errf("Task ID skipped or defined twice");
 731                         return -1;
 732                 }
 733
 734                 lconf->active_task = val;
 735
 736                 lconf->targs[lconf->active_task].task = lconf->active_task;
 737
 738                 if (lconf->n_tasks_all < lconf->active_task + 1) {
 739                         lconf->n_tasks_all = lconf->active_task + 1;
 740                 }
 741                 return 0;
 742         }
 743
 744         struct task_args *targ = &lconf->targs[lconf->active_task];
 745         if (STR_EQ(str, "tx ports from routing table")) {
 746                 uint32_t vals[PROX_MAX_PORTS];
 747                 uint32_t n_if;
 748                 if (!(targ->task_init->flag_features & TASK_FEATURE_ROUTING)) {
 749                         set_errf("tx port form route not supported mode %s",  targ->task_init->mode_str);
 750                         return -1;
 751                 }
 752
 753                 if (parse_port_name_list(vals, &n_if, PROX_MAX_PORTS, pkey)) {
 754                         return -1;
 755                 }
 756
 757                 for (uint8_t i = 0; i < n_if; ++i) {
 758                         targ->tx_port_queue[i].port = vals[i];
 759                         targ->nb_txports++;
 760                 }
 761                 targ->runtime_flags |= TASK_ROUTING;
 762                 return 0;
 763         }
 764         if (STR_EQ(str, "tx ports from cpe table")) {
 765                 uint32_t vals[PROX_MAX_PORTS];
 766                 int n_remap = -1;
 767                 uint32_t ret;
 768                 uint32_t val;
 769                 char* mapping_str = strstr(pkey, " remap=");
 770
 771                 if (mapping_str != NULL) {
 772                         *mapping_str = 0;
 773                         mapping_str += strlen(" remap=");
 774                         n_remap = parse_remap(targ->mapping, mapping_str);
 775                 }
 776
 777                 if (parse_port_name_list(vals, &ret, PROX_MAX_PORTS, pkey)) {
 778                         return -1;
 779                 }
 780
 781                 if (n_remap != -1 && ret != (uint32_t)n_remap) {
 782                         set_errf("Expected %d remap elements but had %d", n_remap, ret);
 783                         return -1;
 784                 }
 785
 786                 for (uint8_t i = 0; i < ret; ++i) {
 787                         targ->tx_port_queue[i].port = vals[i];
 788
 789                         /* default mapping this case is port0 -> port0 */
 790                         if (n_remap == -1) {
 791                                 targ->mapping[vals[i]] = i;
 792                         }
 793                 }
 794
 795                 targ->nb_txports = ret;
 796
 797                 return 0;
 798         }
 799         if (STR_EQ(str, "tx cores from routing table")) {
 800                 if (!(targ->task_init->flag_features & TASK_FEATURE_ROUTING)) {
 801                         set_errf("tx port form route not supported mode %s",  targ->task_init->mode_str);
 802                         return -1;
 803                 }
 804
 805                 struct core_task_set *cts = &targ->core_task_set[0];
 806
 807                 if (parse_task_set(cts, pkey))
 808                         return -1;
 809
 810                 if (cts->n_elems > MAX_WT_PER_LB) {
 811                         set_errf("Maximum worker threads allowed is %u but have %u", MAX_WT_PER_LB, cts->n_elems);
 812                         return -1;
 813                 }
 814
 815                 targ->nb_worker_threads = cts->n_elems;
 816                 targ->nb_txrings = cts->n_elems;
 817
 818                 if (targ->nb_txrings > MAX_RINGS_PER_TASK) {
 819                         set_errf("Maximum allowed TX rings is %u but have %u", MAX_RINGS_PER_TASK, targ->nb_txrings);
 820                         return -1;
 821                 }
 822
 823                 targ->runtime_flags |= TASK_ROUTING;
 824                 return 0;
 825         }
 826         if (STR_EQ(str, "tx cores from cpe table")) {
 827                 struct core_task_set *core_task_set =  &targ->core_task_set[0];
 828                 int ret, ret2;
 829                 char *mapping_str;
 830
 831                 mapping_str = strstr(pkey, " remap=");
 832                 if (mapping_str == NULL) {
 833                         set_errf("There is no default mapping for tx cores from cpe table. Please specify it through remap=");
 834                         return -1;
 835                 }
 836                 *mapping_str = 0;
 837                 mapping_str += strlen(" remap=");
 838                 ret = parse_remap(targ->mapping, mapping_str);
 839                 if (ret <= 0) {
 840                         return -1;
 841                 }
 842
 843                 struct core_task_set *cts = &targ->core_task_set[0];
 844
 845                 if (parse_task_set(cts, pkey))
 846                         return -1;
 847                 if (cts->n_elems > MAX_RINGS_PER_TASK) {
 848                         set_errf("Maximum cores to route to is %u\n", MAX_RINGS_PER_TASK);
 849                         return -1;
 850                 }
 851
 852                 targ->nb_txrings = cts->n_elems;
 853
 854                 if (ret != targ->nb_txrings) {
 855                         set_errf("Expecting same number of remaps as cores\n", str);
 856                         return -1;
 857                 }
 858                 return 0;
 859         }
 860
 861         if (STR_EQ(str, "delay ms")) {
 862                 if (targ->delay_us) {
 863                         set_errf("delay ms and delay us are mutually exclusive\n", str);
 864                         return -1;
 865                 }
 866                 uint32_t delay_ms;
 867                 int rc = parse_int(&delay_ms, pkey);
 868                 targ->delay_us = delay_ms * 1000;
 869                 return rc;
 870         }
 871         if (STR_EQ(str, "delay us")) {
 872                 if (targ->delay_us) {
 873                         set_errf("delay ms and delay us are mutually exclusive\n", str);
 874                         return -1;
 875                 }
 876                 return parse_int(&targ->delay_us, pkey);
 877         }
 878         if (STR_EQ(str, "random delay us")) {
 879                 return parse_int(&targ->random_delay_us, pkey);
 880         }
 881         if (STR_EQ(str, "cpe table timeout ms")) {
 882                 return parse_int(&targ->cpe_table_timeout_ms, pkey);
 883         }
 884         if (STR_EQ(str, "ctrl path polling frequency")) {
 885                 int rc = parse_int(&targ->ctrl_freq, pkey);
 886                 if (rc == 0) {
 887                         if (targ->ctrl_freq == 0) {
 888                                 set_errf("ctrl frequency must be non null.");
 889                                 return -1;
 890                         }
 891                 }
 892                 return rc;
 893         }
 894
 895         if (STR_EQ(str, "handle arp")) {
 896                 return parse_flag(&targ->runtime_flags, TASK_CTRL_HANDLE_ARP, pkey);
 897         }
 898         if (STR_EQ(str, "fast path handle arp")) {
 899                 return parse_flag(&targ->runtime_flags, TASK_FP_HANDLE_ARP, pkey);
 900         }
 901
 902         /* Using tx port name, only a _single_ port can be assigned to a task. */
 903         if (STR_EQ(str, "tx port")) {
 904                 if (targ->nb_txports > 0) {
 905                         set_errf("Only one tx port can be defined per task. Use a LB task or routing instead.");
 906                         return -1;
 907                 }
 908
 909                 uint32_t n_if = 0;
 910                 uint32_t ports[PROX_MAX_PORTS];
 911
 912                 if(parse_port_name_list(ports, &n_if, PROX_MAX_PORTS, pkey)) {
 913                         // Port name not found, but could be a virtual device of a secondary process
 914                         // As DPDK not started yet, we can only check the config file to see whether we are a secondary process
 915                         if (rte_cfg.eal &&
 916                                         (strstr(rte_cfg.eal, "secondary") || strstr(rte_cfg.eal, "auto")) &&
 917                                         (n_deferred_ports < PROX_MAX_PORTS)) {
 918                                 prox_strncpy(deferred_port[n_deferred_ports].name, pkey, sizeof(deferred_port[n_deferred_ports].name));
 919                                 deferred_port[n_deferred_ports].is_rx_port = 0;
 920                                 deferred_port[n_deferred_ports++].targ = targ;
 921                                 return 0;
 922                         } else
 923                                 return -1;
 924                 }
 925
 926                 PROX_ASSERT(n_if-1 < PROX_MAX_PORTS);
 927
 928                 for (uint8_t i = 0; i < n_if; ++i) {
 929                         targ->tx_port_queue[i].port = ports[i];
 930                         targ->nb_txports++;
 931                 }
 932
 933                 if (n_if > 1) {
 934                         targ->nb_worker_threads = targ->nb_txports;
 935                 }
 936
 937                 return 0;
 938         }
 939         if (STR_EQ(str, "rx ring")) {
 940                 uint32_t val;
 941                 int err = parse_bool(&val, pkey);
 942                 if (!err && val && targ->rx_port_queue[0].port != OUT_DISCARD) {
 943                         set_errf("Can't read both from internal ring and external port from the same task. Use multiple tasks instead.");
 944                         return -1;
 945                 }
 946
 947                 return parse_flag(&targ->flags, TASK_ARG_RX_RING, pkey);
 948         }
 949         if (STR_EQ(str, "private")) {
 950                 return parse_bool(&targ->use_src, pkey);
 951         }
 952         if (STR_EQ(str, "use src ip")) {
 953                 return parse_bool(&targ->use_src, pkey);
 954         }
 955         if (STR_EQ(str, "nat table")) {
 956                 return parse_str(targ->nat_table, pkey, sizeof(targ->nat_table));
 957         }
 958         if (STR_EQ(str, "rules")) {
 959                 return parse_str(targ->rules, pkey, sizeof(targ->rules));
 960         }
 961         if (STR_EQ(str, "route table")) {
 962                 return parse_str(targ->route_table, pkey, sizeof(targ->route_table));
 963         }
 964         if (STR_EQ(str, "dscp")) {
 965                 return parse_str(targ->dscp, pkey, sizeof(targ->dscp));
 966         }
 967         if (STR_EQ(str, "tun_bindings")) {
 968                 return parse_str(targ->tun_bindings, pkey, sizeof(targ->tun_bindings));
 969         }
 970         if (STR_EQ(str, "cpe table")) {
 971                 return parse_str(targ->cpe_table_name, pkey, sizeof(targ->cpe_table_name));
 972         }
 973         if (STR_EQ(str, "user table")) {
 974                 return parse_str(targ->user_table, pkey, sizeof(targ->user_table));
 975         }
 976         if (STR_EQ(str, "streams")) {
 977                 return parse_str(targ->streams, pkey, sizeof(targ->streams));
 978         }
 979         if (STR_EQ(str, "local lpm")) {
 980                 return parse_flag(&targ->flags, TASK_ARG_LOCAL_LPM, pkey);
 981         }
 982         if (STR_EQ(str, "drop")) {
 983                 return parse_flag(&targ->flags, TASK_ARG_DROP, pkey);
 984         }
 985         if (STR_EQ(str, "loop")) {
 986                 parse_flag(&targ->loop, 1, pkey);
 987                 return parse_flag(&targ->loop, 1, pkey);
 988         }
 989         if (STR_EQ(str, "qinq")) {
 990                 return parse_flag(&targ->flags, TASK_ARG_QINQ_ACL, pkey);
 991         }
 992         if (STR_EQ(str, "bps")) {
 993                 return parse_u64(&targ->rate_bps, pkey);
 994         }
 995         if (STR_EQ(str, "random")) {
 996                 return parse_str(targ->rand_str[targ->n_rand_str++], pkey, sizeof(targ->rand_str[0]));
 997         }
 998         if (STR_EQ(str, "rand_offset")) {
 999                 if (targ->n_rand_str == 0) {
1000                         set_errf("No random defined previously (use random=...)");
1001                         return -1;
1002                 }
1003
1004                 return parse_int(&targ->rand_offset[targ->n_rand_str - 1], pkey);
1005         }
1006         if (STR_EQ(str, "keep src mac")) {
1007                 return parse_flag(&targ->flags, DSF_KEEP_SRC_MAC, pkey);
1008         }
1009         if (STR_EQ(str, "pcap file")) {
1010                 return parse_str(targ->pcap_file, pkey, sizeof(targ->pcap_file));
1011         }
1012         if (STR_EQ(str, "pkt inline")) {
1013                 char pkey2[MAX_CFG_STRING_LEN];
1014                 if (parse_str(pkey2, pkey, sizeof(pkey2)) != 0) {
1015                         set_errf("Error while parsing pkt line, too long\n");
1016                         return -1;
1017                 }
1018
1019                 const size_t pkey_len = strlen(pkey2);
1020                 targ->pkt_size = 0;
1021
1022                 for (size_t i = 0; i < pkey_len; ++i) {
1023                         if (pkey2[i] == ' ')
1024                                 continue;
1025
1026                         if (i + 1 == pkey_len) {
1027                                 set_errf("Incomplete byte at character %z", i);
1028                                 return -1;
1029                         }
1030
1031                         uint8_t byte = 0;
1032
1033                         if (pkey2[i] >= '0' && pkey2[i] <= '9') {
1034                                 byte = (pkey2[i] - '0') << 4;
1035                         }
1036                         else if (pkey2[i] >= 'a' && pkey2[i] <= 'f') {
1037                                 byte = (pkey2[i] - 'a' + 10) << 4;
1038                         }
1039                         else if (pkey2[i] >= 'A' && pkey2[i] <= 'F') {
1040                                 byte = (pkey2[i] - 'A' + 10) << 4;
1041                         }
1042                         else {
1043                                 set_errf("Invalid character in pkt inline at byte %d (%c)", i, pkey2[i]);
1044                                 return -1;
1045                         }
1046
1047                         if (pkey2[i + 1] >= '0' && pkey2[i + 1] <= '9') {
1048                                 byte |= (pkey2[i + 1] - '0');
1049                         }
1050                         else if (pkey2[i + 1] >= 'a' && pkey2[i + 1] <= 'f') {
1051                                 byte |= (pkey2[i + 1] - 'a' + 10);
1052                         }
1053                         else if (pkey2[i + 1] >= 'A' && pkey2[i + 1] <= 'F') {
1054                                 byte |= (pkey2[i + 1] - 'A' + 10);
1055                         }
1056                         else {
1057                                 set_errf("Invalid character in pkt inline at byte %d (%c)", i, pkey2[i + 1]);
1058                                 return -1;
1059                         }
1060                         if (targ->pkt_size == sizeof(targ->pkt_inline)) {
1061                                 set_errf("Inline packet definition can't be longer than %u", sizeof(targ->pkt_inline));
1062                                 return -1;
1063                         }
1064
1065                         targ->pkt_inline[targ->pkt_size++] = byte;
1066                         i += 1;
1067                 }
1068
1069                 return 0;
1070         }
1071         if (STR_EQ(str, "accuracy limit nsec")) {
1072                 return parse_int(&targ->accuracy_limit_nsec, pkey);
1073         }
1074         if (STR_EQ(str, "latency bucket size")) {
1075                 return parse_int(&targ->bucket_size, pkey);
1076         }
1077         if (STR_EQ(str, "latency buffer size")) {
1078                 return parse_int(&targ->latency_buffer_size, pkey);
1079         }
1080         if (STR_EQ(str, "accuracy pos")) {
1081                 return parse_int(&targ->accur_pos, pkey);
1082         }
1083         if (STR_EQ(str, "signature")) {
1084                 return parse_int(&targ->sig, pkey);
1085         }
1086         if (STR_EQ(str, "signature pos")) {
1087                 return parse_int(&targ->sig_pos, pkey);
1088         }
1089         if (STR_EQ(str, "lat pos")) {
1090                 targ->lat_enabled = 1;
1091                 return parse_int(&targ->lat_pos, pkey);
1092         }
1093         if (STR_EQ(str, "packet id pos")) {
1094                 return parse_int(&targ->packet_id_pos, pkey);
1095         }
1096         if (STR_EQ(str, "probability")) {
1097                 float probability;
1098                 int rc = parse_float(&probability, pkey);
1099                 if (probability == 0) {
1100                         set_errf("Probability must be != 0\n");
1101                         return -1;
1102                 } else if (probability > 100.0) {
1103                         set_errf("Probability must be < 100\n");
1104                         return -1;
1105                 }
1106                 targ->probability = probability * 10000;
1107                 return rc;
1108         }
1109         if (STR_EQ(str, "concur conn")) {
1110                 return parse_int(&targ->n_concur_conn, pkey);
1111         }
1112         if (STR_EQ(str, "max setup rate")) {
1113                 return parse_int(&targ->max_setup_rate, pkey);
1114         }
1115         if (STR_EQ(str, "pkt size")) {
1116                 return parse_int(&targ->pkt_size, pkey);
1117         }
1118         if (STR_EQ(str, "min bulk size")) {
1119                 return parse_int(&targ->min_bulk_size, pkey);
1120         }
1121         if (STR_EQ(str, "max bulk size")) {
1122                 return parse_int(&targ->max_bulk_size, pkey);
1123         }
1124         if (STR_EQ(str, "rx port")) {
1125                 if (targ->flags & TASK_ARG_RX_RING) {
1126                         set_errf("Can't read both from internal ring and external port from the same task. Use multiple tasks instead.");
1127                         return -1;
1128                 }
1129                 uint32_t vals[PROX_MAX_PORTS];
1130                 uint32_t n_if;
1131
1132                 if (parse_port_name_list(vals, &n_if, PROX_MAX_PORTS, pkey)) {
1133                         // Port name not found, but could be a virtual device of a secondary process
1134                         // As DPDK not started yet, we can only check the config file to see whether we are a secondary process
1135                         if (rte_cfg.eal &&
1136                                         (strstr(rte_cfg.eal, "secondary") || strstr(rte_cfg.eal, "auto")) &&
1137                                         (n_deferred_ports < PROX_MAX_PORTS)) {
1138                                 prox_strncpy(deferred_port[n_deferred_ports].name, pkey, sizeof(deferred_port[n_deferred_ports].name));
1139                                 deferred_port[n_deferred_ports].is_rx_port = 1;
1140                                 deferred_port[n_deferred_ports++].targ = targ;
1141                                 return 0;
1142                         } else
1143                                 return -1;
1144                 }
1145
1146                 for (uint8_t i = 0; i < n_if; ++i) {
1147                         PROX_ASSERT(vals[i] < PROX_MAX_PORTS);
1148                         targ->rx_port_queue[i].port = vals[i];
1149                         targ->nb_rxports++;
1150                 }
1151                 return 0;
1152         }
1153
1154         if (STR_EQ(str, "mode")) {
1155                 /* Check deprecated task modes */
1156                 char mode[255];
1157                 int ret = parse_str(mode, pkey, sizeof(mode));
1158                 if (ret)
1159                         return ret;
1160
1161                 for (uint32_t i = 0; i < RTE_DIM(task_cfg_depr); ++i) {
1162                         if (STR_EQ(mode, task_cfg_depr[i].opt)) {
1163                                 set_errf("Task mode '%s' is deprecated%s%s",
1164                                          task_cfg_depr[i].opt, strlen(task_cfg_depr[i].info)? ": ": "", task_cfg_depr[i].info);
1165                                 return -1;
1166                         }
1167                 }
1168
1169                 /* master is a special mode that is always needed (cannot be turned off) */
1170                 if (STR_EQ(mode, "master")) {
1171                         prox_cfg.master = ncore;
1172                         targ->mode = MASTER;
1173                         if (lconf->n_tasks_all > 1 || targ->task != 0) {
1174                                 set_errf("Master core can only have one task\n");
1175                                 return -1;
1176                         }
1177                         // Initialize number of tasks to 1 for master, even if no task specified
1178                         lconf->n_tasks_all = 1;
1179                         lconf->active_task = 0;
1180                         lconf->targs[lconf->active_task].task = 0;
1181                         struct task_init* task_init = to_task_init(mode, "");
1182                         if (task_init) {
1183                                 targ->mode = task_init->mode;
1184                         }
1185                         targ->task_init = task_init;
1186                         return 0;
1187                 }
1188
1189                 struct task_init* task_init = to_task_init(mode, "");
1190                 if (task_init) {
1191                         targ->mode = task_init->mode;
1192                 }
1193                 else {
1194                         set_errf("Task mode '%s' is invalid", mode);
1195                         tasks_list();
1196                         return -1;
1197                 }
1198                 targ->task_init = task_init;
1199                 return 0;
1200         }
1201         if (STR_EQ(str, "users")) {
1202                 return parse_int(&targ->n_flows, pkey);
1203         }
1204
1205         if (STR_EQ(str, "mark")) {
1206                 return parse_flag(&targ->runtime_flags, TASK_MARK, pkey);
1207         }
1208
1209         if (STR_EQ(str, "mark green")) {
1210                 return parse_int(&targ->marking[0], pkey);
1211         }
1212
1213         if (STR_EQ(str, "mark yellow")) {
1214                 return parse_int(&targ->marking[1], pkey);
1215         }
1216
1217         if (STR_EQ(str, "mark red")) {
1218                 return parse_int(&targ->marking[2], pkey);
1219         }
1220
1221         if (STR_EQ(str, "tx cores")) {
1222                 uint8_t dest_task = 0;
1223                 /* if user did not specify, dest_port is left at default (first type) */
1224                 uint8_t dest_proto = 0;
1225                 uint8_t ctrl = CTRL_TYPE_DP;
1226                 char *task_str = strstr(pkey, "proto=");
1227                 if (task_str) {
1228                         task_str += strlen("proto=");
1229
1230                         if (STR_EQ(task_str, "ipv4")) {
1231                                 dest_proto = IPV4;
1232                         }
1233                         else if (STR_EQ(task_str, "arp")) {
1234                                 dest_proto = ARP;
1235                         }
1236                         else if (STR_EQ(task_str, "ipv6")) {
1237                                 dest_proto = IPV6;
1238                         }
1239                         else {
1240                                 set_errf("proto needs to be either ipv4, arp or ipv6");
1241                                 return -1;
1242                         }
1243
1244                 }
1245
1246                 task_str = strstr(pkey, "task=");
1247
1248                 if (task_str) {
1249                         --task_str;
1250                         *task_str = 0;
1251                         task_str++;
1252                         task_str += strlen("task=");
1253                         char *task_str_end = strstr(task_str, " ");
1254                         if (task_str_end) {
1255                                 *task_str_end = 0;
1256                         }
1257                         if (0 == strlen(task_str)) {
1258                                 set_errf("Invalid task= syntax");
1259                                 return -1;
1260                         }
1261
1262                         switch (task_str[strlen(task_str) - 1]) {
1263                         case 'p':
1264                                 ctrl = CTRL_TYPE_PKT;
1265                                 break;
1266                         case 'm':
1267                                 ctrl = CTRL_TYPE_MSG;
1268                                 break;
1269                         case '\n':
1270                         case 0:
1271                                 break;
1272                         default:
1273                                 if (task_str[strlen(task_str) -1] < '0' ||
1274                                     task_str[strlen(task_str) -1] > '9') {
1275                                         set_errf("Unknown ring type %c.\n",
1276                                                  task_str[strlen(task_str) - 1]);
1277                                         return -1;
1278                                 }
1279                         }
1280
1281                         dest_task = atoi(task_str);
1282                         if (dest_task >= MAX_TASKS_PER_CORE) {
1283                                 set_errf("Destination task too high (max allowed %d)", MAX_TASKS_PER_CORE - 1);
1284                                 return -1;
1285                         }
1286                 }
1287                 else {
1288                         dest_task = 0;
1289                 }
1290
1291                 struct core_task_set *cts = &targ->core_task_set[dest_proto];
1292
1293                 if (parse_task_set(cts, pkey))
1294                         return -1;
1295
1296                 if (cts->n_elems > MAX_WT_PER_LB) {
1297                         set_errf("Too many worker threads (max allowed %d)", MAX_WT_PER_LB - 1);
1298                         return -1;
1299                 }
1300
1301                 targ->nb_worker_threads = cts->n_elems;
1302                 targ->nb_txrings += cts->n_elems;
1303
1304                 return 0;
1305         }
1306         if (STR_EQ(str, "tx crc")) {
1307                 return parse_flag(&targ->runtime_flags, TASK_TX_CRC, pkey);
1308         }
1309         if (STR_EQ(str, "ring size")) {
1310                 return parse_int(&targ->ring_size, pkey);
1311         }
1312         if (STR_EQ(str, "mempool size")) {
1313                 return parse_kmg(&targ->nb_mbuf, pkey);
1314         }
1315
1316         else if (STR_EQ(str, "mbuf size")) {
1317                 return parse_int(&targ->mbuf_size, pkey);
1318         }
1319         if (STR_EQ(str, "memcache size")) {
1320                 return parse_kmg(&targ->nb_cache_mbuf, pkey);
1321         }
1322
1323         if (STR_EQ(str, "byte offset")) {
1324                 return parse_int(&targ->byte_offset, pkey);
1325         }
1326
1327         if (STR_EQ(str, "realtime scheduling")) {
1328                 return parse_flag(&lconf->flags, LCONF_FLAG_SCHED_RR, pkey);
1329         }
1330         if (STR_EQ(str, "name")) {
1331                 return parse_str(lconf->name, pkey, sizeof(lconf->name));
1332         }
1333         /* MPLS configuration */
1334         if (STR_EQ(str, "untag mpls")) {
1335                 return parse_flag(&targ->runtime_flags, TASK_MPLS_TAGGING, pkey);
1336         }
1337
1338         if (STR_EQ(str, "add mpls")) {
1339                 return parse_flag(&targ->runtime_flags, TASK_MPLS_TAGGING, pkey);
1340         }
1341
1342         if (STR_EQ(str, "ether type")) {
1343                 return parse_int(&targ->etype, pkey);
1344         }
1345
1346         if (STR_EQ(str, "cache set")) {
1347                 return parse_int(&lconf->cache_set, pkey);
1348         }
1349
1350         if (STR_EQ(str, "sub mode")) {
1351                 const char* mode_str = targ->task_init->mode_str;
1352                 const char *sub_mode_str = pkey;
1353
1354                 targ->task_init = to_task_init(mode_str, sub_mode_str);
1355                 if (!targ->task_init) {
1356                         if (strcmp(sub_mode_str, "l3") != 0) {
1357                                 set_errf("sub mode %s not supported for mode %s", sub_mode_str, mode_str);
1358                                 return -1;
1359                         }
1360                         targ->task_init = to_task_init(mode_str, "");
1361                         if (!targ->task_init) {
1362                                 set_errf("sub mode %s not supported for mode %s", sub_mode_str, mode_str);
1363                                 return -1;
1364                         }
1365                 }
1366                 if (strcmp(sub_mode_str, "l3") == 0) {
1367                         prox_cfg.flags |= DSF_CTRL_PLANE_ENABLED;
1368                         targ->flags |= TASK_ARG_L3;
1369                         strcpy(targ->sub_mode_str, "l3");
1370                 } else {
1371                         strcpy(targ->sub_mode_str, targ->task_init->sub_mode_str);
1372                 }
1373                 return 0;
1374         }
1375
1376         if (STR_EQ(str, "mempool name")) {
1377                 return parse_str(targ->pool_name, pkey, sizeof(targ->pool_name));
1378         }
1379         if (STR_EQ(str, "dpi engine")) {
1380                 return parse_str(targ->dpi_engine_path, pkey, sizeof(targ->dpi_engine_path));
1381         }
1382         if (STR_EQ(str, "dpi engine arg")) {
1383                 return parse_str(targ->dpi_engine_args[targ->n_dpi_engine_args++], pkey,
1384                                  sizeof(targ->dpi_engine_args[0]));
1385         }
1386         if (STR_EQ(str, "dst mac")) { /* destination MAC address to be used for packets */
1387                 if (parse_mac(&targ->edaddr, pkey)) {
1388                         if (STR_EQ(pkey, "no")) {
1389                                 targ->flags |= TASK_ARG_DO_NOT_SET_DST_MAC;
1390                                 return 0;
1391                         }
1392                         if (STR_EQ(pkey, "packet") == 0)
1393                                 return -1;
1394                         else
1395                                 return 0;
1396                 }
1397                 targ->flags |= TASK_ARG_DST_MAC_SET;
1398                 return 0;
1399         }
1400         if (STR_EQ(str, "src mac")) {
1401                 if (parse_mac(&targ->esaddr, pkey)) {
1402                         if (STR_EQ(pkey, "no")) {
1403                                 targ->flags |= TASK_ARG_DO_NOT_SET_SRC_MAC;
1404                                 return 0;
1405                         }
1406                         else if (STR_EQ(pkey, "packet"))
1407                                 return 0;
1408                         else if (STR_EQ(pkey, "hw")) {
1409                                 targ->flags |= TASK_ARG_HW_SRC_MAC;
1410                                 return 0;
1411                         } else {
1412                                 return -1;
1413                         }
1414                 }
1415                 targ->flags |= TASK_ARG_SRC_MAC_SET;
1416                 return 0;
1417         }
1418         if (STR_EQ(str, "igmp ipv4")) { /* IGMP Group */
1419                 return parse_ip(&targ->igmp_address, pkey);
1420         }
1421         if (STR_EQ(str, "gateway ipv4")) { /* Gateway IP address used when generating */
1422                 if ((targ->flags & TASK_ARG_L3) == 0)
1423                         plog_warn("gateway ipv4 configured but L3 sub mode not enabled\n");
1424                 if (targ->local_ipv4)
1425                         targ->local_prefix = 32;
1426                 return parse_ip(&targ->gateway_ipv4, pkey);
1427         }
1428         if (STR_EQ(str, "local ipv4")) { /* source IP address to be used for packets */
1429                 struct ip4_subnet cidr;
1430                 if (parse_ip4_cidr(&cidr, pkey) != 0) {
1431                         if (targ->gateway_ipv4)
1432                                 targ->local_prefix = 32;
1433                         else
1434                                 targ->local_prefix = 0;
1435                         return parse_ip(&targ->local_ipv4, pkey);
1436                 } else {
1437                         targ->local_ipv4 = cidr.ip;
1438                         targ->local_prefix = cidr.prefix;
1439                         return 0;
1440                 }
1441         }
1442         if (STR_EQ(str, "remote ipv4")) { /* source IP address to be used for packets */
1443                 return parse_ip(&targ->remote_ipv4, pkey);
1444         }
1445         if (STR_EQ(str, "local ipv6")) { /* source IPv6 address to be used for packets */
1446                 return parse_ip6(&targ->local_ipv6, pkey);
1447         }
1448         if (STR_EQ(str, "arp timeout"))
1449                 return parse_int(&targ->arp_timeout, pkey);
1450         if (STR_EQ(str, "arp update time"))
1451                 return parse_int(&targ->arp_update_time, pkey);
1452         if (STR_EQ(str, "number of packets"))
1453                 return parse_int(&targ->n_pkts, pkey);
1454         if (STR_EQ(str, "pipes")) {
1455                 uint32_t val;
1456                 int err = parse_int(&val, pkey);
1457                 if (err)
1458                         return -1;
1459                 if (!val || !rte_is_power_of_2(val)) {
1460                         set_errf("Number of pipes has to be power of 2 and not zero");
1461                         return -1;
1462                 }
1463
1464                 targ->qos_conf.port_params.n_pipes_per_subport = val;
1465                 return 0;
1466         }
1467         if (STR_EQ(str, "queue size")) {
1468                 uint32_t val;
1469                 int err = parse_int(&val, pkey);
1470                 if (err) {
1471                         return -1;
1472                 }
1473 #if RTE_VERSION >= RTE_VERSION_NUM(19,11,0,0)
1474                 targ->qos_conf.subport_params[0].qsize[0] = val;
1475                 targ->qos_conf.subport_params[0].qsize[1] = val;
1476                 targ->qos_conf.subport_params[0].qsize[2] = val;
1477                 targ->qos_conf.subport_params[0].qsize[3] = val;
1478 #else
1479                 targ->qos_conf.port_params.qsize[0] = val;
1480                 targ->qos_conf.port_params.qsize[1] = val;
1481                 targ->qos_conf.port_params.qsize[2] = val;
1482                 targ->qos_conf.port_params.qsize[3] = val;
1483 #endif
1484                 return 0;
1485         }
1486         if (STR_EQ(str, "subport tb rate")) {
1487 #if RTE_VERSION >= RTE_VERSION_NUM(19,11,0,0)
1488                 return parse_u64(&targ->qos_conf.subport_params[0].tb_rate, pkey);
1489 #else
1490                 return parse_int(&targ->qos_conf.subport_params[0].tb_rate, pkey);
1491 #endif
1492         }
1493         if (STR_EQ(str, "subport tb size")) {
1494 #if RTE_VERSION >= RTE_VERSION_NUM(19,11,0,0)
1495                 return parse_u64(&targ->qos_conf.subport_params[0].tb_size, pkey);
1496 #else
1497                 return parse_int(&targ->qos_conf.subport_params[0].tb_size, pkey);
1498 #endif
1499         }
1500         if (STR_EQ(str, "subport tc 0 rate")) {
1501 #if RTE_VERSION >= RTE_VERSION_NUM(19,11,0,0)
1502                 return parse_u64(&targ->qos_conf.subport_params[0].tc_rate[0], pkey);
1503 #else
1504                 return parse_int(&targ->qos_conf.subport_params[0].tc_rate[0], pkey);
1505 #endif
1506         }
1507         if (STR_EQ(str, "subport tc 1 rate")) {
1508 #if RTE_VERSION >= RTE_VERSION_NUM(19,11,0,0)
1509                 return parse_u64(&targ->qos_conf.subport_params[0].tc_rate[1], pkey);
1510 #else
1511                 return parse_int(&targ->qos_conf.subport_params[0].tc_rate[1], pkey);
1512 #endif
1513         }
1514         if (STR_EQ(str, "subport tc 2 rate")) {
1515 #if RTE_VERSION >= RTE_VERSION_NUM(19,11,0,0)
1516                 return parse_u64(&targ->qos_conf.subport_params[0].tc_rate[2], pkey);
1517 #else
1518                 return parse_int(&targ->qos_conf.subport_params[0].tc_rate[2], pkey);
1519 #endif
1520         }
1521         if (STR_EQ(str, "subport tc 3 rate")) {
1522 #if RTE_VERSION >= RTE_VERSION_NUM(19,11,0,0)
1523                 return parse_u64(&targ->qos_conf.subport_params[0].tc_rate[3], pkey);
1524 #else
1525                 return parse_int(&targ->qos_conf.subport_params[0].tc_rate[3], pkey);
1526 #endif
1527         }
1528
1529         if (STR_EQ(str, "subport tc rate")) {
1530                 uint32_t val;
1531                 int err = parse_int(&val, pkey);
1532                 if (err) {
1533                         return -1;
1534                 }
1535
1536                 targ->qos_conf.subport_params[0].tc_rate[0] = val;
1537                 targ->qos_conf.subport_params[0].tc_rate[1] = val;
1538                 targ->qos_conf.subport_params[0].tc_rate[2] = val;
1539                 targ->qos_conf.subport_params[0].tc_rate[3] = val;
1540
1541                 return 0;
1542         }
1543         if (STR_EQ(str, "subport tc period")) {
1544 #if RTE_VERSION >= RTE_VERSION_NUM(19,11,0,0)
1545                 return parse_u64(&targ->qos_conf.subport_params[0].tc_period, pkey);
1546 #else
1547                 return parse_int(&targ->qos_conf.subport_params[0].tc_period, pkey);
1548 #endif
1549         }
1550         if (STR_EQ(str, "pipe tb rate")) {
1551 #if RTE_VERSION >= RTE_VERSION_NUM(19,11,0,0)
1552                 return parse_u64(&targ->qos_conf.pipe_params[0].tb_rate, pkey);
1553 #else
1554                 return parse_int(&targ->qos_conf.pipe_params[0].tb_rate, pkey);
1555 #endif
1556         }
1557         if (STR_EQ(str, "pipe tb size")) {
1558 #if RTE_VERSION >= RTE_VERSION_NUM(19,11,0,0)
1559                 return parse_u64(&targ->qos_conf.pipe_params[0].tb_size, pkey);
1560 #else
1561                 return parse_int(&targ->qos_conf.pipe_params[0].tb_size, pkey);
1562 #endif
1563         }
1564         if (STR_EQ(str, "pipe tc rate")) {
1565                 uint32_t val;
1566                 int err = parse_int(&val, pkey);
1567                 if (err) {
1568                         return -1;
1569                 }
1570
1571                 targ->qos_conf.pipe_params[0].tc_rate[0] = val;
1572                 targ->qos_conf.pipe_params[0].tc_rate[1] = val;
1573                 targ->qos_conf.pipe_params[0].tc_rate[2] = val;
1574                 targ->qos_conf.pipe_params[0].tc_rate[3] = val;
1575                 return 0;
1576         }
1577         if (STR_EQ(str, "pipe tc 0 rate")) {
1578 #if RTE_VERSION >= RTE_VERSION_NUM(19,11,0,0)
1579                 return parse_u64(&targ->qos_conf.pipe_params[0].tc_rate[0], pkey);
1580 #else
1581                 return parse_int(&targ->qos_conf.pipe_params[0].tc_rate[0], pkey);
1582 #endif
1583         }
1584         if (STR_EQ(str, "pipe tc 1 rate")) {
1585 #if RTE_VERSION >= RTE_VERSION_NUM(19,11,0,0)
1586                 return parse_u64(&targ->qos_conf.pipe_params[0].tc_rate[1], pkey);
1587 #else
1588                 return parse_int(&targ->qos_conf.pipe_params[0].tc_rate[1], pkey);
1589 #endif
1590         }
1591         if (STR_EQ(str, "pipe tc 2 rate")) {
1592 #if RTE_VERSION >= RTE_VERSION_NUM(19,11,0,0)
1593                 return parse_u64(&targ->qos_conf.pipe_params[0].tc_rate[2], pkey);
1594 #else
1595                 return parse_int(&targ->qos_conf.pipe_params[0].tc_rate[2], pkey);
1596 #endif
1597         }
1598         if (STR_EQ(str, "pipe tc 3 rate")) {
1599 #if RTE_VERSION >= RTE_VERSION_NUM(19,11,0,0)
1600                 return parse_u64(&targ->qos_conf.pipe_params[0].tc_rate[3], pkey);
1601 #else
1602                 return parse_int(&targ->qos_conf.pipe_params[0].tc_rate[3], pkey);
1603 #endif
1604         }
1605         if (STR_EQ(str, "pipe tc period")) {
1606 #if RTE_VERSION >= RTE_VERSION_NUM(19,11,0,0)
1607                 return parse_u64(&targ->qos_conf.pipe_params[0].tc_period, pkey);
1608 #else
1609                 return parse_int(&targ->qos_conf.pipe_params[0].tc_period, pkey);
1610 #endif
1611         }
1612         if (STR_EQ(str, "police action")) {
1613                 char *in = strstr(pkey, " io=");
1614                 if (in == NULL) {
1615                         set_errf("Need to specify io colors using io=in_color,out_color\n");
1616                         return -1;
1617                 }
1618                 *in = 0;
1619                 in += strlen(" io=");
1620
1621                 char *out = strstr(in, ",");
1622                 if (out == NULL) {
1623                         set_errf("Output color not specified\n");
1624                 }
1625                 *out = 0;
1626                 out++;
1627
1628                 enum police_action in_color = str_to_color(in);
1629                 enum police_action out_color = str_to_color(out);
1630
1631                 if (in_color == ACT_INVALID) {
1632                         set_errf("Invalid input color %s. Expected green, yellow or red", in);
1633                         return -1;
1634                 }
1635                 if (out_color == ACT_INVALID) {
1636                         set_errf("Invalid output color %s. Expected green, yellow or red", out);
1637                         return -1;
1638                 }
1639                 enum police_action action = str_to_color(pkey);
1640                 if (action == ACT_INVALID) {
1641                         set_errf("Error action %s. Expected green, yellow, red or drop", pkey);
1642                         return -1;
1643                 }
1644                 targ->police_act[in_color][out_color] = action;
1645
1646                 return 0;
1647         }
1648         if (STR_EQ(str, "qinq tag")) {
1649                 return parse_int(&targ->qinq_tag, pkey);
1650         }
1651         if (STR_EQ(str, "cir")) {
1652                 return parse_int(&targ->cir, pkey);
1653         }
1654         if (STR_EQ(str, "cbs")) {
1655                 return parse_int(&targ->cbs, pkey);
1656         }
1657         if (STR_EQ(str, "pir")) {
1658                 return parse_int(&targ->pir, pkey);
1659         }
1660         if (STR_EQ(str, "pbs")) {
1661                 return parse_int(&targ->pbs, pkey);
1662         }
1663         if (STR_EQ(str, "ebs")) {
1664                 return parse_int(&targ->ebs, pkey);
1665         }
1666         uint32_t queue_id = 0;
1667         if (sscanf(str, "queue %d weight", &queue_id) == 1) {
1668                 uint32_t val;
1669                 int err = parse_int(&val, pkey);
1670                 if (err) {
1671                         return -1;
1672                 }
1673                 if (queue_id >= RTE_SCHED_BE_QUEUES_PER_PIPE) {
1674                         set_errf("queue_id must be < %d", RTE_SCHED_BE_QUEUES_PER_PIPE);
1675                         return -1;
1676                 }
1677                 targ->qos_conf.pipe_params[0].wrr_weights[queue_id] = val;
1678                 return 0;
1679         }
1680         if (STR_EQ(str, "classify")) {
1681                 if (!(targ->task_init->flag_features & TASK_FEATURE_CLASSIFY)) {
1682                         set_errf("Classify is not supported in '%s' mode", targ->task_init->mode_str);
1683                         return -1;
1684                 }
1685
1686                 return parse_flag(&targ->runtime_flags, TASK_CLASSIFY, pkey);
1687         }
1688         if (STR_EQ(str, "flow table size")) {
1689                 return parse_int(&targ->flow_table_size, pkey);
1690         }
1691 #ifdef GRE_TP
1692         if (STR_EQ(str, "tbf rate")) {
1693                 return parse_int(&targ->tb_rate, pkey);
1694         }
1695         if (STR_EQ(str, "tbf size")) {
1696                 return parse_int(&targ->tb_size, pkey);
1697         }
1698 #endif
1699         if (STR_EQ(str, "max rules")) {
1700                 return parse_int(&targ->n_max_rules, pkey);
1701         }
1702
1703         if (STR_EQ(str, "tunnel hop limit")) {
1704                 uint32_t val;
1705                 int err = parse_int(&val, pkey);
1706                 if (err) {
1707                         return -1;
1708                 }
1709                 targ->tunnel_hop_limit = val;
1710                 return 0;
1711         }
1712
1713         if (STR_EQ(str, "lookup port mask")) {
1714                 uint32_t val;
1715                 int err = parse_int(&val, pkey);
1716                 if (err) {
1717                         return -1;
1718                 }
1719                 targ->lookup_port_mask = val;
1720                 return 0;
1721         }
1722
1723         if (STR_EQ(str, "irq debug")) {
1724                 parse_int(&targ->irq_debug, pkey);
1725                 return 0;
1726         }
1727
1728         set_errf("Option '%s' is not known", str);
1729         /* fail on unknown keys */
1730         return -1;
1731 }
1732
1733 static int str_is_number(const char *in)
1734 {
1735         int dot_once = 0;
1736
1737         for (size_t i = 0; i < strlen(in); ++i) {
1738                 if (!dot_once && in[i] == '.') {
1739                         dot_once = 1;
1740                         continue;
1741                 }
1742
1743                 if (in[i] < '0' || in[i] > '9')
1744                         return 0;
1745         }
1746
1747         return 1;
1748 }
1749
1750 /* command line parameters parsing procedure */
1751 int prox_parse_args(int argc, char **argv)
1752 {
1753         int i, opt, ret;
1754         char *tmp, *tmp2;
1755         char tmp3[64];
1756
1757         /* Default settings */
1758         prox_cfg.flags |= DSF_AUTOSTART | DSF_WAIT_ON_QUIT;
1759         prox_cfg.ui = PROX_UI_CURSES;
1760
1761         plog_info("\tCommand line:");
1762         for (i = 0; i < argc; ++i) {
1763                 plog_info(" %s", argv[i]);
1764         }
1765         plog_info("\n");
1766
1767         while ((opt = getopt(argc, argv, "f:dnzpo:tkuar:emsiw:l:v:q:")) != EOF) {
1768                 switch (opt) {
1769                 case 'f':
1770                         /* path to config file */
1771                         cfg_file = optarg;
1772                         size_t offset = 0;
1773                         for (size_t i = 0; i < strlen(cfg_file); ++i) {
1774                                 if (cfg_file[i] == '/') {
1775                                         offset = i + 1;
1776                                 }
1777                         }
1778
1779                         prox_strncpy(prox_cfg.name, cfg_file + offset, MAX_NAME_SIZE);
1780                         break;
1781                 case 'v':
1782                         plog_set_lvl(atoi(optarg));
1783                         break;
1784                 case 'l':
1785                         prox_cfg.log_name_pid = 0;
1786                         prox_strncpy(prox_cfg.log_name, optarg, MAX_NAME_SIZE);
1787                         break;
1788                 case 'p':
1789                         prox_cfg.log_name_pid = 1;
1790                         break;
1791                 case 'k':
1792                         prox_cfg.use_stats_logger = 1;
1793                         break;
1794                 case 'd':
1795                         prox_cfg.flags |= DSF_DAEMON;
1796                         prox_cfg.ui = PROX_UI_NONE;
1797                         break;
1798                 case 'z':
1799                         prox_cfg.flags |= DSF_USE_DUMMY_CPU_TOPO;
1800                         prox_cfg.flags |= DSF_CHECK_INIT;
1801                         break;
1802                 case 'n':
1803                         prox_cfg.flags |= DSF_USE_DUMMY_DEVICES;
1804                         break;
1805                 case 'r':
1806                         if (!str_is_number(optarg) || strlen(optarg) > 11)
1807                                 return -1;
1808                         prox_strncpy(prox_cfg.update_interval_str, optarg, sizeof(prox_cfg.update_interval_str));
1809                         break;
1810                 case 'o':
1811                         if (prox_cfg.flags & DSF_DAEMON)
1812                                 break;
1813
1814                         if (!strcmp(optarg, "curses")) {
1815                                 prox_cfg.ui = PROX_UI_CURSES;
1816                         }
1817                         else if (!strcmp(optarg, "cli")) {
1818                                 prox_cfg.ui = PROX_UI_CLI;
1819                         }
1820                         else if (!strcmp(optarg, "none")) {
1821                                 prox_cfg.ui = PROX_UI_NONE;
1822                         }
1823                         else {
1824                                 plog_err("Invalid local UI '%s', local UI can be 'curses', 'cli' or 'none'.", optarg);
1825                                 return -1;
1826                         }
1827                         break;
1828                 case 'q':
1829                         if (luaL_loadstring(prox_lua(), optarg)) {
1830                                 set_errf("Lua error: '%s'\n", lua_tostring(prox_lua(), -1));
1831                                 return -1;
1832                         }
1833
1834                         if (lua_pcall(prox_lua(), 0, LUA_MULTRET, 0)) {
1835                                 set_errf("Lua error: '%s'\n", lua_tostring(prox_lua(), -1));
1836                                 return -1;
1837                         }
1838
1839                         break;
1840                 case 'a':
1841                         /* autostart all cores */
1842                         prox_cfg.flags |= DSF_AUTOSTART;
1843                         break;
1844                 case 'e':
1845                         /* don't autostart */
1846                         prox_cfg.flags &= ~DSF_AUTOSTART;
1847                         break;
1848                 case 't':
1849                         prox_cfg.flags |= DSF_LISTEN_TCP;
1850                         break;
1851                 case 'u':
1852                         prox_cfg.flags |= DSF_LISTEN_UDS;
1853                         break;
1854                 case 'm':
1855                         /* list supported task modes and exit */
1856                         prox_cfg.flags |= DSF_LIST_TASK_MODES;
1857                         break;
1858                 case 's':
1859                         /* check configuration file syntax and exit */
1860                         prox_cfg.flags |= DSF_CHECK_SYNTAX;
1861                         break;
1862                 case 'i':
1863                         /* check initialization sequence and exit */
1864                         prox_cfg.flags |= DSF_CHECK_INIT;
1865                         break;
1866                 case 'w':
1867                         tmp = optarg;
1868                         tmp2 = 0;
1869                         if (strlen(tmp) >= 3 &&
1870                             (tmp2 = strchr(tmp, '='))) {
1871                                 *tmp2 = 0;
1872                                 tmp3[0] = '$';
1873                                 prox_strncpy(tmp3 + 1, tmp, 63);
1874                                 plog_info("\tAdding variable: %s = %s\n", tmp3, tmp2 + 1);
1875                                 ret = add_var(tmp3, tmp2 + 1, 1);
1876                                 if (ret == -2) {
1877                                         plog_err("\tFailed to add variable, too many variables defines\n");
1878                                         return -1;
1879                                 }
1880                                 else if(ret == -3) {
1881                                         plog_err("\tFailed to add variable, already defined\n");
1882                                         return -1;
1883                                 }
1884                                 break;
1885                         }
1886                         /* fall-through */
1887                 default:
1888                         plog_err("\tUnknown option\n");
1889                         return -1;
1890                 }
1891         }
1892
1893         /* reset getopt lib for DPDK */
1894         optind = 0;
1895
1896         return 0;
1897 }
1898
1899 static int check_cfg(void)
1900 {
1901         /* Sanity check */
1902 #define RETURN_IF(cond, err)                    \
1903         if (cond) {                             \
1904                 plog_err(err);                  \
1905                 return -1;                      \
1906         };
1907
1908         RETURN_IF(rte_cfg.force_nchannel == 0, "\tError: number of memory channels not specified in [eal options] section\n");
1909         RETURN_IF(prox_cfg.master >= RTE_MAX_LCORE, "\tError: No master core specified (one core needs to have mode=master)\n");
1910
1911 #undef RETURN_IF
1912
1913         return 0;
1914 }
1915
1916 static int calc_tot_rxrings(void)
1917 {
1918         struct lcore_cfg *slconf, *dlconf;
1919         struct task_args *starg, *dtarg;
1920         uint32_t dlcore_id;
1921         uint8_t dtask_id;
1922         struct core_task ct;
1923
1924         dlconf = NULL;
1925         while (core_targ_next_early(&dlconf, &dtarg, 1) == 0) {
1926                 dtarg->tot_rxrings = 0;
1927         }
1928
1929         slconf = NULL;
1930         while (core_targ_next_early(&slconf, &starg, 1) == 0) {
1931                 for (uint8_t idx = 0; idx < MAX_PROTOCOLS; ++idx) {
1932                         for (uint8_t ring_idx = 0; ring_idx < starg->core_task_set[idx].n_elems; ++ring_idx) {
1933                                 ct = starg->core_task_set[idx].core_task[ring_idx];
1934                                 if (!prox_core_active(ct.core, 0)) {
1935                                         set_errf("Core %u is disabled but Core %u task %u is sending to it\n",
1936                                                  ct.core, slconf->id, starg->id);
1937                                         return -1;
1938                                 }
1939
1940                                 dlconf = &lcore_cfg_init[ct.core];
1941
1942                                 if (ct.task >= dlconf->n_tasks_all) {
1943                                         set_errf("Core %u task %u not enabled\n", ct.core, ct.task);
1944                                         return -1;
1945                                 }
1946
1947                                 dtarg = &dlconf->targs[ct.task];
1948
1949                                 /* Control rings are not relevant at this point. */
1950                                 if (ct.type)
1951                                         continue;
1952
1953                                 if (!(dtarg->flags & TASK_ARG_RX_RING)) {
1954                                         set_errf("Core %u task %u is not expecting to receive through a ring\n",
1955                                                  ct.core, ct.task);
1956                                         return -1;
1957                                 }
1958
1959                                 dtarg->tot_rxrings++;
1960                                 if (dtarg->tot_rxrings > MAX_RINGS_PER_TASK) {
1961                                         set_errf("Core %u task %u is receiving from too many tasks",
1962                                                  ct.core, ct.task);
1963                                         return -1;
1964                                 }
1965                         }
1966                 }
1967         }
1968
1969         return 0;
1970 }
1971
1972 static void prox_set_core_mask(void)
1973 {
1974         struct lcore_cfg *lconf;
1975
1976         prox_core_clr();
1977         for (uint8_t lcore_id = 0; lcore_id < RTE_MAX_LCORE; ++lcore_id) {
1978                 lconf = &lcore_cfg_init[lcore_id];
1979                 if (lconf->n_tasks_all > 0 && lconf->targs[0].mode != MASTER) {
1980                         prox_core_set_active(lcore_id);
1981                 }
1982         }
1983 }
1984
1985 static int is_using_no_drop(void)
1986 {
1987         uint32_t lcore_id;
1988         struct lcore_cfg *lconf;
1989         struct task_args *targs;
1990
1991         lcore_id = -1;
1992         while(prox_core_next(&lcore_id, 1) == 0) {
1993                 lconf = &lcore_cfg_init[lcore_id];
1994                 for (uint8_t task_id = 0; task_id < lconf->n_tasks_all; ++task_id) {
1995                         targs = &lconf->targs[task_id];
1996                         if (!(targs->flags & TASK_ARG_DROP))
1997                                 return 1;
1998                 }
1999         }
2000         return 0;
2001 }
2002
2003 int prox_read_config_file(void)
2004 {
2005         set_global_defaults(&prox_cfg);
2006         set_task_defaults(&prox_cfg, lcore_cfg_init);
2007         set_port_defaults();
2008         plog_info("=== Parsing configuration file '%s' ===\n", cfg_file);
2009         struct cfg_file *pcfg = cfg_open(cfg_file);
2010         if (pcfg == NULL) {
2011                 return -1;
2012         }
2013
2014         struct cfg_section* config_sections[] = {
2015                 &lua_cfg          ,
2016                 &var_cfg          ,
2017                 &eal_default_cfg  ,
2018                 &cache_set_cfg    ,
2019                 &port_cfg         ,
2020                 &defaults_cfg     ,
2021                 &settings_cfg     ,
2022                 &core_cfg         ,
2023                 NULL
2024         };
2025
2026         for (struct cfg_section** section = config_sections; *section != NULL; ++section) {
2027                 const char* name = (*section)->name;
2028                 size_t len = strlen(name);
2029                 plog_info("\t*** Reading [%s] section%s ***\n", name, name[len - 1] == '#'? "s": "");
2030                 cfg_parse(pcfg, *section);
2031
2032                 if ((*section)->error) {
2033                         plog_err("At line %u, section [%s], entry %u: '%s'\n\t%s\n"
2034                                  , pcfg->err_line, pcfg->err_section, pcfg->err_entry + 1, pcfg->cur_line,
2035                                  strlen(get_parse_err())? get_parse_err() : err_str);
2036                         cfg_close(pcfg); /* cannot close before printing error, print uses internal buffer */
2037                         return -1;
2038                 }
2039         }
2040
2041         cfg_close(pcfg);
2042
2043         prox_set_core_mask();
2044
2045         if (is_using_no_drop()) {
2046                 prox_cfg.flags &= ~DSF_WAIT_ON_QUIT;
2047         }
2048
2049         if (calc_tot_rxrings()) {
2050                 plog_err("Error in configuration: %s\n", err_str);
2051                 return -1;
2052         }
2053
2054         return check_cfg();
2055 }
2056
2057 static void failed_rte_eal_init(__attribute__((unused))const char *prog_name)
2058 {
2059         plog_err("\tError in rte_eal_init()\n");
2060 }
2061
2062 int prox_setup_rte(const char *prog_name)
2063 {
2064         char *rte_argv[MAX_RTE_ARGV];
2065         char  rte_arg[MAX_RTE_ARGV][MAX_ARG_LEN];
2066         char tmp[PROX_CM_STR_LEN];
2067         /* create mask of used cores */
2068         plog_info("=== Setting up RTE EAL ===\n");
2069
2070         if (prox_cfg.flags & DSF_USE_DUMMY_CPU_TOPO) {
2071                 plog_info("Using dummy cpu topology\n");
2072                 snprintf(tmp, sizeof(tmp), "0x1");
2073         } else {
2074                 prox_core_to_hex(tmp, sizeof(tmp), 0);
2075                 plog_info("\tWorker threads core mask is %s\n", tmp);
2076                 prox_core_to_hex(tmp, sizeof(tmp), 1);
2077                 plog_info("\tWith master core index %u, full core mask is %s\n", prox_cfg.master, tmp);
2078         }
2079
2080         /* fake command line parameters for rte_eal_init() */
2081         int argc = 0;
2082         rte_argv[argc] = strdup(prog_name);
2083         sprintf(rte_arg[++argc], "-c%s", tmp);
2084         rte_argv[argc] = rte_arg[argc];
2085 #if RTE_VERSION >= RTE_VERSION_NUM(1,8,0,0)
2086         if (prox_cfg.flags & DSF_USE_DUMMY_CPU_TOPO)
2087                 sprintf(rte_arg[++argc], "--master-lcore=%u", 0);
2088         else
2089                 sprintf(rte_arg[++argc], "--master-lcore=%u", prox_cfg.master);
2090         rte_argv[argc] = rte_arg[argc];
2091 #else
2092         /* For old DPDK versions, the master core had to be the first
2093            core. */
2094         uint32_t first_core = -1;
2095
2096         if (prox_core_next(&first_core, 1) == -1) {
2097                 plog_err("Can't core ID of first core in use\n");
2098                 return -1;
2099         }
2100         if (first_core != prox_cfg.master) {
2101                 plog_err("The master core needs to be the first core (master core = %u, first core = %u).\n", first_core, prox_cfg.master);
2102                 return -1;
2103         }
2104 #endif
2105
2106         if (rte_cfg.memory) {
2107                 sprintf(rte_arg[++argc], "-m%u", rte_cfg.memory);
2108                 rte_argv[argc] = rte_arg[argc];
2109         }
2110
2111         if (rte_cfg.force_nchannel) {
2112                 sprintf(rte_arg[++argc], "-n%u", rte_cfg.force_nchannel);
2113                 rte_argv[argc] = rte_arg[argc];
2114         }
2115
2116         if (rte_cfg.force_nrank) {
2117                 sprintf(rte_arg[++argc], "-r%u", rte_cfg.force_nrank);
2118                 rte_argv[argc] = rte_arg[argc];
2119         }
2120
2121         if (rte_cfg.no_hugetlbfs) {
2122                 strcpy(rte_arg[++argc], "--no-huge");
2123                 rte_argv[argc] = rte_arg[argc];
2124         }
2125
2126         if (rte_cfg.no_pci) {
2127                 strcpy(rte_arg[++argc], "--no-pci");
2128                 rte_argv[argc] = rte_arg[argc];
2129         }
2130
2131         if (rte_cfg.no_hpet) {
2132                 strcpy(rte_arg[++argc], "--no-hpet");
2133                 rte_argv[argc] = rte_arg[argc];
2134         }
2135
2136         if (rte_cfg.no_shconf) {
2137                 strcpy(rte_arg[++argc], "--no-shconf");
2138                 rte_argv[argc] = rte_arg[argc];
2139         }
2140
2141         if (rte_cfg.eal != NULL) {
2142                 char *ptr = rte_cfg.eal;
2143                 char *ptr2;
2144                 while (ptr != NULL) {
2145                         while (isspace(*ptr))
2146                                 ptr++;
2147                         ptr2 = ptr;
2148                         ptr = strchr(ptr, ' ');
2149                         if (ptr) {
2150                                 *ptr++ = '\0';
2151                         }
2152                         strcpy(rte_arg[++argc], ptr2);
2153                         rte_argv[argc] = rte_arg[argc];
2154                 }
2155         }
2156
2157         if (rte_cfg.hugedir != NULL) {
2158                 strcpy(rte_arg[++argc], "--huge-dir");
2159                 rte_argv[argc] = rte_arg[argc];
2160                 rte_argv[++argc] = rte_cfg.hugedir;
2161         }
2162
2163         if (rte_cfg.no_output) {
2164                 rte_log_set_global_level(0);
2165         }
2166         /* init EAL */
2167         plog_info("\tEAL command line:");
2168         if (argc >= MAX_RTE_ARGV) {
2169                 plog_err("too many arguments for EAL\n");
2170                 return -1;
2171         }
2172
2173         for (int h = 0; h <= argc; ++h) {
2174                 plog_info(" %s", rte_argv[h]);
2175         }
2176         plog_info("\n");
2177
2178         rte_set_application_usage_hook(failed_rte_eal_init);
2179         if (rte_eal_init(++argc, rte_argv) < 0) {
2180                 plog_err("\tError in rte_eal_init()\n");
2181                 return -1;
2182         }
2183         plog_info("\tEAL Initialized\n");
2184
2185         if (prox_cfg.flags & DSF_USE_DUMMY_CPU_TOPO)
2186                 return 0;
2187
2188         /* check if all active cores are in enabled in DPDK */
2189         for (uint32_t lcore_id = 0; lcore_id < RTE_MAX_LCORE; ++lcore_id) {
2190                 if (lcore_id == prox_cfg.master) {
2191                         if (!rte_lcore_is_enabled(lcore_id))
2192                                 return -1;
2193                 }
2194                 else if (rte_lcore_is_enabled(lcore_id) != prox_core_active(lcore_id, 0)) {
2195                         plog_err("\tFailed to enable lcore %u\n", lcore_id);
2196                         return -1;
2197                 }
2198                 else if (lcore_cfg_init[lcore_id].n_tasks_all != 0 && !rte_lcore_is_enabled(lcore_id)) {
2199                         plog_err("\tFailed to enable lcore %u\n", lcore_id);
2200                         return -1;
2201                 }
2202         }
2203         uint16_t port_id;
2204         for (int i = 0; i < n_deferred_ports; i++) {
2205                 if (rte_eth_dev_get_port_by_name(deferred_port[i].name, &port_id) != 0) {
2206                         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");
2207                         return -1;
2208                 }
2209                 plog_info("\tport %s is port id %d\n", deferred_port[i].name, port_id);
2210                 if (deferred_port[i].is_rx_port) {
2211                         deferred_port[i].targ->rx_port_queue[0].port = port_id;
2212                         deferred_port[i].targ->nb_rxports = 1;
2213                 } else {
2214                         deferred_port[i].targ->tx_port_queue[0].port = port_id;
2215                         deferred_port[i].targ->nb_txports = 1;
2216                 }
2217         }
2218         return 0;
2219 }