2 // Copyright (c) 2010-2017 Intel Corporation
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
8 // http://www.apache.org/licenses/LICENSE-2.0
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.
20 #include <rte_sched.h>
21 #include <rte_string_fns.h>
22 #include <rte_version.h>
24 #include "prox_malloc.h"
27 #include "prox_args.h"
28 #include "prox_assert.h"
33 #include "parse_utils.h"
34 #include "prox_port_cfg.h"
38 #include "prox_compat.h"
40 #define MAX_RTE_ARGV 64
41 #define MAX_ARG_LEN 64
49 #define STR_EQ(s1, s2) (!strcmp((s1), (s2)))
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);
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];
65 static char format_err_str[1024];
66 static const char *err_str = "Unknown error";
68 static struct cfg_section eal_default_cfg = {
69 .name = "eal options",
70 .parser = get_rte_cfg,
77 static struct cfg_section port_cfg = {
79 .parser = get_port_cfg,
80 .data = &prox_port_cfg,
86 static struct cfg_section var_cfg = {
88 .parser = get_var_cfg,
95 static struct cfg_section cache_set_cfg = {
96 .name = "cache set #",
97 .parser = get_cache_set_cfg,
98 .data = &prox_cache_set_cfg,
104 static struct cfg_section defaults_cfg = {
106 .parser = get_defaults_cfg,
113 static struct cfg_section settings_cfg = {
115 .parser = get_global_cfg,
122 static struct cfg_section lua_cfg = {
124 .parser = get_lua_cfg,
131 static struct cfg_section core_cfg = {
133 .parser = get_core_cfg,
134 .data = lcore_cfg_init,
140 static void set_errf(const char *format, ...)
143 va_start(ap, format);
144 vsnprintf(format_err_str, sizeof(format_err_str), format, ap);
146 err_str = format_err_str;
149 /* [eal options] parser */
150 static int get_rte_cfg(__attribute__((unused))unsigned sindex, char *str, void *data)
152 struct rte_cfg *pconfig = (struct rte_cfg *)data;
154 if (str == NULL || pconfig == NULL) {
158 char *pkey = get_cfg_key(str);
160 set_errf("Missing key after option");
164 if (STR_EQ(str, "-m")) {
165 return parse_int(&pconfig->memory, pkey);
167 if (STR_EQ(str, "-n")) {
168 if (parse_int(&pconfig->force_nchannel, pkey)) {
171 if (pconfig->force_nchannel == 0) {
172 set_errf("Invalid number of memory channels");
177 if (STR_EQ(str, "-r")) {
178 if (parse_int(&pconfig->force_nrank, pkey)) {
181 if (pconfig->force_nrank == 0 || pconfig->force_nrank > 16) {
182 set_errf("Invalid number of memory ranks");
188 if (STR_EQ(str, "no-pci")) {
189 return parse_bool(&pconfig->no_pci, pkey);
191 if (STR_EQ(str, "no-hpet")) {
192 return parse_bool(&pconfig->no_hpet, pkey);
194 if (STR_EQ(str, "no-shconf")) {
195 return parse_bool(&pconfig->no_shconf, pkey);
197 if (STR_EQ(str, "no-huge")) {
198 return parse_bool(&pconfig->no_hugetlbfs, pkey);
200 if (STR_EQ(str, "no-output")) {
201 return parse_bool(&pconfig->no_output, pkey);
204 if (STR_EQ(str, "huge-dir")) {
205 if (pconfig->hugedir) {
206 free(pconfig->hugedir);
208 pconfig->hugedir = strdup(pkey);
212 if (STR_EQ(str, "eal")) {
213 char eal[MAX_STR_LEN_PROC];
218 if (parse_str(eal, pkey, sizeof(eal)))
221 strip_spaces(&pkey, 1);
223 pconfig->eal = strdup(pkey);
227 set_errf("Option '%s' is not known", str);
231 struct cfg_depr global_cfg_depr[] = {
232 {"virtualization", "This is now set automatically if needed"},
233 {"qinq_tag", "This option is deprecated"},
234 {"wait on quit", "This is now set automatically if needed"},
238 const char *get_cfg_dir(void)
240 static char dir[PATH_MAX];
241 size_t end = strlen(cfg_file) - 1;
242 while (end > 0 && cfg_file[end] != '/')
245 strncpy(dir, cfg_file, end);
249 static int get_lua_cfg(__attribute__((unused)) unsigned sindex, __attribute__((unused)) char *str, __attribute__((unused)) void *data)
253 if (NULL == getcwd(cwd, sizeof(cwd))) {
254 set_errf("Failed to get current directory while loading Lua file\n");
257 status = chdir(get_cfg_dir());
259 set_errf("Failed to change directory to '%s' while loading Lua file\n", get_cfg_dir());
263 struct lua_State *l = prox_lua();
266 strncpy(str_cpy, str, sizeof(str_cpy));
267 uint32_t len = strlen(str_cpy);
268 str_cpy[len++] = '\n';
271 status = luaL_loadstring(l, str_cpy);
273 set_errf("Lua error: '%s'\n", lua_tostring(l, -1));
278 status = lua_pcall(l, 0, LUA_MULTRET, 0);
280 set_errf("Lua error: '%s'\n", lua_tostring(l, -1));
287 set_errf("Failed to restore current directory to '%s' while loading Lua file\n", cwd);
294 /* [global] parser */
295 static int get_global_cfg(__attribute__((unused))unsigned sindex, char *str, void *data)
297 struct prox_cfg *pset = (struct prox_cfg *)data;
299 if (str == NULL || pset == NULL) {
303 char *pkey = get_cfg_key(str);
305 set_errf("Missing key after option");
309 for (uint32_t i = 0; i < RTE_DIM(global_cfg_depr); ++i) {
310 if (STR_EQ(str, global_cfg_depr[i].opt)) {
311 set_errf("Option '%s' is deprecated%s%s",
312 global_cfg_depr[i].opt, strlen(global_cfg_depr[i].info)? ": ": "", global_cfg_depr[i].info);
317 if (STR_EQ(str, "name")) {
318 return parse_str(pset->name, pkey, sizeof(pset->name));
321 if (STR_EQ(str, "start time")) {
322 return parse_int(&pset->start_time, pkey);
325 if (STR_EQ(str, "duration time")) {
326 return parse_int(&pset->duration_time, pkey);
329 if (STR_EQ(str, "shuffle")) {
330 return parse_flag(&pset->flags, DSF_SHUFFLE, pkey);
332 if (STR_EQ(str, "disable cmt")) {
333 return parse_flag(&pset->flags, DSF_DISABLE_CMT, pkey);
335 if (STR_EQ(str, "mp rings")) {
336 return parse_flag(&pset->flags, DSF_MP_RINGS, pkey);
338 if (STR_EQ(str, "enable bypass")) {
339 return parse_flag(&pset->flags, DSF_ENABLE_BYPASS, pkey);
341 if (STR_EQ(str, "heartbeat timeout")) {
342 return parse_int(&pset->heartbeat_timeout, pkey);
345 if (STR_EQ(str, "cpe table map")) {
346 /* The config defined ports through 0, 1, 2 ... which
347 need to be associated with ports. This is done
348 through defining it using "cpe table map=" */
349 return parse_port_name_list((uint32_t*)pset->cpe_table_ports, NULL, PROX_MAX_PORTS, pkey);
352 if (STR_EQ(str, "pre cmd")) {
356 if (STR_EQ(str, "unique mempool per socket")) {
357 return parse_flag(&pset->flags, UNIQUE_MEMPOOL_PER_SOCKET, pkey);
360 if (STR_EQ(str, "log buffer size")) {
361 if (parse_kmg(&pset->logbuf_size, pkey)) {
364 plog_info("Logging to buffer with size = %d\n", pset->logbuf_size);
368 set_errf("Option '%s' is not known", str);
372 /* [variable] parser */
373 static int get_var_cfg(__attribute__((unused)) unsigned sindex, char *str, __attribute__((unused)) void *data)
375 return add_var(str, get_cfg_key(str), 0);
378 /* [defaults] parser */
379 static int get_defaults_cfg(__attribute__((unused)) unsigned sindex, char *str, __attribute__((unused)) void *data)
384 pkey = get_cfg_key(str);
386 set_errf("Missing key after option");
390 if (STR_EQ(str, "mempool size")) {
392 if (parse_kmg(&val, pkey)) {
396 for (uint8_t lcore_id = 0; lcore_id < RTE_MAX_LCORE; ++lcore_id) {
397 struct lcore_cfg *cur_lcore_cfg_init = &lcore_cfg_init[lcore_id];
398 cur_lcore_cfg_init->id = lcore_id;
399 for (uint8_t task_id = 0; task_id < MAX_TASKS_PER_CORE; ++task_id) {
400 struct task_args *targ = &cur_lcore_cfg_init->targs[task_id];
408 if (STR_EQ(str, "qinq tag")) {
409 for (uint8_t lcore_id = 0; lcore_id < RTE_MAX_LCORE; ++lcore_id) {
410 struct lcore_cfg *cur_lcore_cfg_init = &lcore_cfg_init[lcore_id];
411 cur_lcore_cfg_init->id = lcore_id;
412 for (uint8_t task_id = 0; task_id < MAX_TASKS_PER_CORE; ++task_id) {
413 struct task_args *targ = &cur_lcore_cfg_init->targs[task_id];
414 parse_int(&targ->qinq_tag, pkey);
419 if (STR_EQ(str, "memcache size")) {
421 if (parse_kmg(&val, pkey)) {
425 for (uint8_t lcore_id = 0; lcore_id < RTE_MAX_LCORE; ++lcore_id) {
426 struct lcore_cfg *cur_lcore_cfg_init = &lcore_cfg_init[lcore_id];
427 cur_lcore_cfg_init->id = lcore_id;
428 for (uint8_t task_id = 0; task_id < MAX_TASKS_PER_CORE; ++task_id) {
429 struct task_args *targ = &cur_lcore_cfg_init->targs[task_id];
430 targ->nb_cache_mbuf = val;
436 set_errf("Option '%s' is not known", str);
440 /* [cache set] parser */
441 static int get_cache_set_cfg(unsigned sindex, char *str, void *data)
443 struct prox_cache_set_cfg *cfg = (struct prox_cache_set_cfg *)data;
445 uint8_t cur_if = sindex & ~CFG_INDEXED;
447 if (cur_if >= PROX_MAX_CACHE_SET) {
448 set_errf("Cache set ID is too high (max allowed %d)", PROX_MAX_CACHE_SET - 1 );
452 cfg = &prox_cache_set_cfg[cur_if];
454 if (str == NULL || data == NULL) {
458 char *pkey = get_cfg_key(str);
461 set_errf("Missing key after option");
465 if (STR_EQ(str, "mask")) {
467 int err = parse_int(&val, pkey);
473 plog_info("\tCache set %d has mask %x\n", cur_if, cfg->mask);
480 static int get_port_cfg(unsigned sindex, char *str, void *data)
482 struct prox_port_cfg *cfg = (struct prox_port_cfg *)data;
484 uint8_t cur_if = sindex & ~CFG_INDEXED;
486 if (cur_if >= PROX_MAX_PORTS) {
487 set_errf("Port ID is too high (max allowed %d)", PROX_MAX_PORTS - 1 );
491 cfg = &prox_port_cfg[cur_if];
493 if (str == NULL || data == NULL) {
497 char *pkey = get_cfg_key(str);
500 set_errf("Missing key after option");
504 if (STR_EQ(str, "mac")) {
505 if (STR_EQ(pkey, "hardware")) {
506 cfg->type = PROX_PORT_MAC_HW;
508 else if (STR_EQ(pkey, "random")) {
509 cfg->type = PROX_PORT_MAC_RAND;
512 cfg->type = PROX_PORT_MAC_SET;
513 if (parse_mac(&cfg->eth_addr, pkey)) {
518 else if (STR_EQ(str, "name")) {
520 strncpy(cfg->name, pkey, MAX_NAME_SIZE);
521 PROX_ASSERT(cur_if < PROX_MAX_PORTS);
522 return add_port_name(cur_if, pkey);
524 else if (STR_EQ(str, "rx desc")) {
525 return parse_int(&cfg->n_rxd, pkey);
527 else if (STR_EQ(str, "tx desc")) {
528 return parse_int(&cfg->n_txd, pkey);
530 else if (STR_EQ(str, "promiscuous")) {
532 if (parse_bool(&val, pkey)) {
535 cfg->promiscuous = val;
537 else if (STR_EQ(str, "lsc")) {
538 cfg->lsc_set_explicitely = 1;
540 if (parse_bool(&val, pkey)) {
545 #if RTE_VERSION >= RTE_VERSION_NUM(18,8,0,1)
546 else if (STR_EQ(str, "disable tx offload")) {
548 if (parse_int(&val, pkey)) {
552 cfg->disabled_tx_offload = val;
555 else if (STR_EQ(str, "strip crc")) {
557 if (parse_bool(&val, pkey)) {
561 cfg->requested_rx_offload |= DEV_RX_OFFLOAD_CRC_STRIP;
563 cfg->requested_rx_offload &= ~DEV_RX_OFFLOAD_CRC_STRIP;
565 else if (STR_EQ(str, "vlan")) {
566 #if RTE_VERSION >= RTE_VERSION_NUM(18,8,0,1)
568 if (parse_bool(&val, pkey)) {
572 cfg->requested_rx_offload |= DEV_RX_OFFLOAD_VLAN_STRIP;
573 cfg->requested_tx_offload |= DEV_TX_OFFLOAD_VLAN_INSERT;
575 cfg->requested_rx_offload &= ~DEV_RX_OFFLOAD_VLAN_STRIP;
576 cfg->requested_tx_offload &= ~DEV_TX_OFFLOAD_VLAN_INSERT;
579 plog_warn("vlan option not supported : update DPDK at least to 18.08 to support this option\n");
582 else if (STR_EQ(str, "mtu size")) {
584 if (parse_int(&val, pkey)) {
589 // A frame of 1526 bytes (1500 bytes mtu, 14 bytes hdr, 4 bytes crc and 8 bytes vlan)
590 // should not be considered as a jumbo frame. However rte_ethdev.c considers that
591 // the max_rx_pkt_len for a non jumbo frame is 1518
592 cfg->port_conf.rxmode.max_rx_pkt_len = cfg->mtu + ETHER_HDR_LEN + ETHER_CRC_LEN;
593 if (cfg->port_conf.rxmode.max_rx_pkt_len > ETHER_MAX_LEN) {
594 cfg->requested_rx_offload |= DEV_RX_OFFLOAD_JUMBO_FRAME;
599 else if (STR_EQ(str, "rss")) {
601 if (parse_bool(&val, pkey)) {
605 cfg->port_conf.rxmode.mq_mode = ETH_MQ_RX_RSS;
606 cfg->port_conf.rx_adv_conf.rss_conf.rss_hf = ETH_RSS_IPV4;
609 else if (STR_EQ(str, "rx_ring")) {
610 parse_str(cfg->rx_ring, pkey, sizeof(cfg->rx_ring));
612 else if (STR_EQ(str, "tx_ring")) {
613 parse_str(cfg->tx_ring, pkey, sizeof(cfg->tx_ring));
619 static enum police_action str_to_color(const char *str)
621 if (STR_EQ(str, "green"))
623 if (STR_EQ(str, "yellow"))
625 if (STR_EQ(str, "red"))
627 if (STR_EQ(str, "drop"))
632 struct cfg_depr task_cfg_depr[] = {
636 struct cfg_depr core_cfg_depr[] = {
639 {"network side", ""},
643 static int get_core_cfg(unsigned sindex, char *str, void *data)
646 struct lcore_cfg *lconf = (struct lcore_cfg *)data;
648 if (str == NULL || lconf == NULL || !(sindex & CFG_INDEXED)) {
652 pkey = get_cfg_key(str);
654 set_errf("Missing key after option");
658 uint32_t ncore = sindex & ~CFG_INDEXED;
659 if (ncore >= RTE_MAX_LCORE) {
660 set_errf("Core index too high (max allowed %d)", RTE_MAX_LCORE - 1);
664 lconf = &lconf[ncore];
666 for (uint32_t i = 0; i < RTE_DIM(core_cfg_depr); ++i) {
667 if (STR_EQ(str, core_cfg_depr[i].opt)) {
668 set_errf("Option '%s' is deprecated%s%s",
669 core_cfg_depr[i].opt, strlen(core_cfg_depr[i].info)? ": ": "", core_cfg_depr[i].info);
675 lcore_to_socket_core_ht(ncore, buff, sizeof(buff));
677 if (STR_EQ(str, "task")) {
680 if (parse_int(&val, pkey)) {
683 if (val >= MAX_TASKS_PER_CORE) {
684 set_errf("Too many tasks for core (max allowed %d)", MAX_TASKS_PER_CORE - 1);
687 if (val != lconf->n_tasks_all) {
688 set_errf("Task ID skipped or defined twice");
692 lconf->active_task = val;
694 lconf->targs[lconf->active_task].task = lconf->active_task;
696 if (lconf->n_tasks_all < lconf->active_task + 1) {
697 lconf->n_tasks_all = lconf->active_task + 1;
702 struct task_args *targ = &lconf->targs[lconf->active_task];
703 if (STR_EQ(str, "tx ports from routing table")) {
704 uint32_t vals[PROX_MAX_PORTS];
706 if (!(targ->task_init->flag_features & TASK_FEATURE_ROUTING)) {
707 set_errf("tx port form route not supported mode %s", targ->task_init->mode_str);
711 if (parse_port_name_list(vals, &n_if, PROX_MAX_PORTS, pkey)) {
715 for (uint8_t i = 0; i < n_if; ++i) {
716 targ->tx_port_queue[i].port = vals[i];
719 targ->runtime_flags |= TASK_ROUTING;
722 if (STR_EQ(str, "tx ports from cpe table")) {
723 uint32_t vals[PROX_MAX_PORTS];
727 char* mapping_str = strstr(pkey, " remap=");
729 if (mapping_str != NULL) {
731 mapping_str += strlen(" remap=");
732 n_remap = parse_remap(targ->mapping, mapping_str);
735 if (parse_port_name_list(vals, &ret, PROX_MAX_PORTS, pkey)) {
739 if (n_remap != -1 && ret != (uint32_t)n_remap) {
740 set_errf("Expected %d remap elements but had %d", n_remap, ret);
744 for (uint8_t i = 0; i < ret; ++i) {
745 targ->tx_port_queue[i].port = vals[i];
747 /* default mapping this case is port0 -> port0 */
749 targ->mapping[vals[i]] = i;
753 targ->nb_txports = ret;
757 if (STR_EQ(str, "tx cores from routing table")) {
758 if (!(targ->task_init->flag_features & TASK_FEATURE_ROUTING)) {
759 set_errf("tx port form route not supported mode %s", targ->task_init->mode_str);
763 struct core_task_set *cts = &targ->core_task_set[0];
765 if (parse_task_set(cts, pkey))
768 if (cts->n_elems > MAX_WT_PER_LB) {
769 set_errf("Maximum worker threads allowed is %u but have %u", MAX_WT_PER_LB, cts->n_elems);
773 targ->nb_worker_threads = cts->n_elems;
774 targ->nb_txrings = cts->n_elems;
776 if (targ->nb_txrings > MAX_RINGS_PER_TASK) {
777 set_errf("Maximum allowed TX rings is %u but have %u", MAX_RINGS_PER_TASK, targ->nb_txrings);
781 targ->runtime_flags |= TASK_ROUTING;
784 if (STR_EQ(str, "tx cores from cpe table")) {
785 struct core_task_set *core_task_set = &targ->core_task_set[0];
789 mapping_str = strstr(pkey, " remap=");
790 if (mapping_str == NULL) {
791 set_errf("There is no default mapping for tx cores from cpe table. Please specify it through remap=");
795 mapping_str += strlen(" remap=");
796 ret = parse_remap(targ->mapping, mapping_str);
801 struct core_task_set *cts = &targ->core_task_set[0];
803 if (parse_task_set(cts, pkey))
805 if (cts->n_elems > MAX_RINGS_PER_TASK) {
806 set_errf("Maximum cores to route to is %u\n", MAX_RINGS_PER_TASK);
810 targ->nb_txrings = cts->n_elems;
812 if (ret != targ->nb_txrings) {
813 set_errf("Expecting same number of remaps as cores\n", str);
819 if (STR_EQ(str, "delay ms")) {
820 if (targ->delay_us) {
821 set_errf("delay ms and delay us are mutually exclusive\n", str);
825 int rc = parse_int(&delay_ms, pkey);
826 targ->delay_us = delay_ms * 1000;
829 if (STR_EQ(str, "delay us")) {
830 if (targ->delay_us) {
831 set_errf("delay ms and delay us are mutually exclusive\n", str);
834 return parse_int(&targ->delay_us, pkey);
836 if (STR_EQ(str, "random delay us")) {
837 return parse_int(&targ->random_delay_us, pkey);
839 if (STR_EQ(str, "cpe table timeout ms")) {
840 return parse_int(&targ->cpe_table_timeout_ms, pkey);
842 if (STR_EQ(str, "ctrl path polling frequency")) {
843 int rc = parse_int(&targ->ctrl_freq, pkey);
845 if (targ->ctrl_freq == 0) {
846 set_errf("ctrl frequency must be non null.");
853 if (STR_EQ(str, "handle arp")) {
854 return parse_flag(&targ->runtime_flags, TASK_CTRL_HANDLE_ARP, pkey);
856 if (STR_EQ(str, "fast path handle arp")) {
857 return parse_flag(&targ->runtime_flags, TASK_FP_HANDLE_ARP, pkey);
859 if (STR_EQ(str, "multiple arp")) {
860 return parse_flag(&targ->flags, TASK_MULTIPLE_MAC, pkey);
863 /* Using tx port name, only a _single_ port can be assigned to a task. */
864 if (STR_EQ(str, "tx port")) {
865 if (targ->nb_txports > 0) {
866 set_errf("Only one tx port can be defined per task. Use a LB task or routing instead.");
871 uint32_t ports[PROX_MAX_PORTS];
873 if(parse_port_name_list(ports, &n_if, PROX_MAX_PORTS, pkey)) {
877 PROX_ASSERT(n_if-1 < PROX_MAX_PORTS);
879 for (uint8_t i = 0; i < n_if; ++i) {
880 targ->tx_port_queue[i].port = ports[i];
885 targ->nb_worker_threads = targ->nb_txports;
890 if (STR_EQ(str, "rx ring")) {
892 int err = parse_bool(&val, pkey);
893 if (!err && val && targ->rx_port_queue[0].port != OUT_DISCARD) {
894 set_errf("Can't read both from internal ring and external port from the same task. Use multiple tasks instead.");
898 return parse_flag(&targ->flags, TASK_ARG_RX_RING, pkey);
900 if (STR_EQ(str, "private")) {
901 return parse_bool(&targ->use_src, pkey);
903 if (STR_EQ(str, "use src ip")) {
904 return parse_bool(&targ->use_src, pkey);
906 if (STR_EQ(str, "nat table")) {
907 return parse_str(targ->nat_table, pkey, sizeof(targ->nat_table));
909 if (STR_EQ(str, "rules")) {
910 return parse_str(targ->rules, pkey, sizeof(targ->rules));
912 if (STR_EQ(str, "route table")) {
913 return parse_str(targ->route_table, pkey, sizeof(targ->route_table));
915 if (STR_EQ(str, "dscp")) {
916 return parse_str(targ->dscp, pkey, sizeof(targ->dscp));
918 if (STR_EQ(str, "tun_bindings")) {
919 return parse_str(targ->tun_bindings, pkey, sizeof(targ->tun_bindings));
921 if (STR_EQ(str, "cpe table")) {
922 return parse_str(targ->cpe_table_name, pkey, sizeof(targ->cpe_table_name));
924 if (STR_EQ(str, "user table")) {
925 return parse_str(targ->user_table, pkey, sizeof(targ->user_table));
927 if (STR_EQ(str, "streams")) {
928 return parse_str(targ->streams, pkey, sizeof(targ->streams));
930 if (STR_EQ(str, "local lpm")) {
931 return parse_flag(&targ->flags, TASK_ARG_LOCAL_LPM, pkey);
933 if (STR_EQ(str, "drop")) {
934 return parse_flag(&targ->flags, TASK_ARG_DROP, pkey);
936 if (STR_EQ(str, "loop")) {
937 parse_flag(&targ->loop, 1, pkey);
938 return parse_flag(&targ->loop, 1, pkey);
940 if (STR_EQ(str, "qinq")) {
941 return parse_flag(&targ->flags, TASK_ARG_QINQ_ACL, pkey);
943 if (STR_EQ(str, "bps")) {
944 return parse_u64(&targ->rate_bps, pkey);
946 if (STR_EQ(str, "random")) {
947 return parse_str(targ->rand_str[targ->n_rand_str++], pkey, sizeof(targ->rand_str[0]));
949 if (STR_EQ(str, "rand_offset")) {
950 if (targ->n_rand_str == 0) {
951 set_errf("No random defined previously (use random=...)");
955 return parse_int(&targ->rand_offset[targ->n_rand_str - 1], pkey);
957 if (STR_EQ(str, "keep src mac")) {
958 return parse_flag(&targ->flags, DSF_KEEP_SRC_MAC, pkey);
960 if (STR_EQ(str, "pcap file")) {
961 return parse_str(targ->pcap_file, pkey, sizeof(targ->pcap_file));
963 if (STR_EQ(str, "pkt inline")) {
964 char pkey2[MAX_CFG_STRING_LEN];
965 if (parse_str(pkey2, pkey, sizeof(pkey2)) != 0) {
966 set_errf("Error while parsing pkt line, too long\n");
970 const size_t pkey_len = strlen(pkey2);
973 for (size_t i = 0; i < pkey_len; ++i) {
977 if (i + 1 == pkey_len) {
978 set_errf("Incomplete byte at character %z", i);
984 if (pkey2[i] >= '0' && pkey2[i] <= '9') {
985 byte = (pkey2[i] - '0') << 4;
987 else if (pkey2[i] >= 'a' && pkey2[i] <= 'f') {
988 byte = (pkey2[i] - 'a' + 10) << 4;
990 else if (pkey2[i] >= 'A' && pkey2[i] <= 'F') {
991 byte = (pkey2[i] - 'A' + 10) << 4;
994 set_errf("Invalid character in pkt inline at byte %d (%c)", i, pkey2[i]);
998 if (pkey2[i + 1] >= '0' && pkey2[i + 1] <= '9') {
999 byte |= (pkey2[i + 1] - '0');
1001 else if (pkey2[i + 1] >= 'a' && pkey2[i + 1] <= 'f') {
1002 byte |= (pkey2[i + 1] - 'a' + 10);
1004 else if (pkey2[i + 1] >= 'A' && pkey2[i + 1] <= 'F') {
1005 byte |= (pkey2[i + 1] - 'A' + 10);
1008 set_errf("Invalid character in pkt inline at byte %d (%c)", i, pkey2[i + 1]);
1011 if (targ->pkt_size == sizeof(targ->pkt_inline)) {
1012 set_errf("Inline packet definition can't be longer than %u", sizeof(targ->pkt_inline));
1016 targ->pkt_inline[targ->pkt_size++] = byte;
1022 if (STR_EQ(str, "accuracy limit nsec")) {
1023 return parse_int(&targ->accuracy_limit_nsec, pkey);
1025 if (STR_EQ(str, "latency bucket size")) {
1026 return parse_int(&targ->bucket_size, pkey);
1028 if (STR_EQ(str, "latency buffer size")) {
1029 return parse_int(&targ->latency_buffer_size, pkey);
1031 if (STR_EQ(str, "accuracy pos")) {
1032 return parse_int(&targ->accur_pos, pkey);
1034 if (STR_EQ(str, "signature")) {
1035 return parse_int(&targ->sig, pkey);
1037 if (STR_EQ(str, "signature pos")) {
1038 return parse_int(&targ->sig_pos, pkey);
1040 if (STR_EQ(str, "lat pos")) {
1041 targ->lat_enabled = 1;
1042 return parse_int(&targ->lat_pos, pkey);
1044 if (STR_EQ(str, "packet id pos")) {
1045 return parse_int(&targ->packet_id_pos, pkey);
1047 if (STR_EQ(str, "probability")) {
1049 int rc = parse_float(&probability, pkey);
1050 if (probability == 0) {
1051 set_errf("Probability must be != 0\n");
1053 } else if (probability > 100.0) {
1054 set_errf("Probability must be < 100\n");
1057 targ->probability = probability * 10000;
1060 if (STR_EQ(str, "concur conn")) {
1061 return parse_int(&targ->n_concur_conn, pkey);
1063 if (STR_EQ(str, "max setup rate")) {
1064 return parse_int(&targ->max_setup_rate, pkey);
1066 if (STR_EQ(str, "pkt size")) {
1067 return parse_int(&targ->pkt_size, pkey);
1069 if (STR_EQ(str, "min bulk size")) {
1070 return parse_int(&targ->min_bulk_size, pkey);
1072 if (STR_EQ(str, "max bulk size")) {
1073 return parse_int(&targ->max_bulk_size, pkey);
1075 if (STR_EQ(str, "rx port")) {
1076 if (targ->flags & TASK_ARG_RX_RING) {
1077 set_errf("Can't read both from internal ring and external port from the same task. Use multiple tasks instead.");
1080 uint32_t vals[PROX_MAX_PORTS];
1083 if (parse_port_name_list(vals, &n_if, PROX_MAX_PORTS, pkey)) {
1087 for (uint8_t i = 0; i < n_if; ++i) {
1088 PROX_ASSERT(vals[i] < PROX_MAX_PORTS);
1089 targ->rx_port_queue[i].port = vals[i];
1095 if (STR_EQ(str, "mode")) {
1096 /* Check deprecated task modes */
1098 int ret = parse_str(mode, pkey, sizeof(mode));
1102 for (uint32_t i = 0; i < RTE_DIM(task_cfg_depr); ++i) {
1103 if (STR_EQ(mode, task_cfg_depr[i].opt)) {
1104 set_errf("Task mode '%s' is deprecated%s%s",
1105 task_cfg_depr[i].opt, strlen(task_cfg_depr[i].info)? ": ": "", task_cfg_depr[i].info);
1110 /* master is a special mode that is always needed (cannot be turned off) */
1111 if (STR_EQ(mode, "master")) {
1112 prox_cfg.master = ncore;
1113 targ->mode = MASTER;
1114 if (lconf->n_tasks_all > 1 || targ->task != 0) {
1115 set_errf("Master core can only have one task\n");
1118 // Initialize number of tasks to 1 for master, even if no task specified
1119 lconf->n_tasks_all = 1;
1120 lconf->active_task = 0;
1121 lconf->targs[lconf->active_task].task = 0;
1122 struct task_init* task_init = to_task_init(mode, "");
1124 targ->mode = task_init->mode;
1126 targ->task_init = task_init;
1130 struct task_init* task_init = to_task_init(mode, "");
1132 targ->mode = task_init->mode;
1135 set_errf("Task mode '%s' is invalid", mode);
1139 targ->task_init = task_init;
1142 if (STR_EQ(str, "users")) {
1143 return parse_int(&targ->n_flows, pkey);
1146 if (STR_EQ(str, "mark")) {
1147 return parse_flag(&targ->runtime_flags, TASK_MARK, pkey);
1150 if (STR_EQ(str, "mark green")) {
1151 return parse_int(&targ->marking[0], pkey);
1154 if (STR_EQ(str, "mark yellow")) {
1155 return parse_int(&targ->marking[1], pkey);
1158 if (STR_EQ(str, "mark red")) {
1159 return parse_int(&targ->marking[2], pkey);
1162 if (STR_EQ(str, "tx cores")) {
1163 uint8_t dest_task = 0;
1164 /* if user did not specify, dest_port is left at default (first type) */
1165 uint8_t dest_proto = 0;
1166 uint8_t ctrl = CTRL_TYPE_DP;
1167 char *task_str = strstr(pkey, "proto=");
1169 task_str += strlen("proto=");
1171 if (STR_EQ(task_str, "ipv4")) {
1174 else if (STR_EQ(task_str, "arp")) {
1177 else if (STR_EQ(task_str, "ipv6")) {
1181 set_errf("proto needs to be either ipv4, arp or ipv6");
1187 task_str = strstr(pkey, "task=");
1193 task_str += strlen("task=");
1194 char *task_str_end = strstr(task_str, " ");
1198 if (0 == strlen(task_str)) {
1199 set_errf("Invalid task= syntax");
1203 switch (task_str[strlen(task_str) - 1]) {
1205 ctrl = CTRL_TYPE_PKT;
1208 ctrl = CTRL_TYPE_MSG;
1214 if (task_str[strlen(task_str) -1] < '0' ||
1215 task_str[strlen(task_str) -1] > '9') {
1216 set_errf("Unknown ring type %c.\n",
1217 task_str[strlen(task_str) - 1]);
1222 dest_task = atoi(task_str);
1223 if (dest_task >= MAX_TASKS_PER_CORE) {
1224 set_errf("Destination task too high (max allowed %d)", MAX_TASKS_PER_CORE - 1);
1232 struct core_task_set *cts = &targ->core_task_set[dest_proto];
1234 if (parse_task_set(cts, pkey))
1237 if (cts->n_elems > MAX_WT_PER_LB) {
1238 set_errf("Too many worker threads (max allowed %d)", MAX_WT_PER_LB - 1);
1242 targ->nb_worker_threads = cts->n_elems;
1243 targ->nb_txrings += cts->n_elems;
1247 if (STR_EQ(str, "tx crc")) {
1248 return parse_flag(&targ->runtime_flags, TASK_TX_CRC, pkey);
1250 if (STR_EQ(str, "ring size")) {
1251 return parse_int(&targ->ring_size, pkey);
1253 if (STR_EQ(str, "mempool size")) {
1254 return parse_kmg(&targ->nb_mbuf, pkey);
1257 else if (STR_EQ(str, "mbuf size")) {
1258 return parse_int(&targ->mbuf_size, pkey);
1260 if (STR_EQ(str, "memcache size")) {
1261 return parse_kmg(&targ->nb_cache_mbuf, pkey);
1264 if (STR_EQ(str, "byte offset")) {
1265 return parse_int(&targ->byte_offset, pkey);
1268 if (STR_EQ(str, "realtime scheduling")) {
1269 return parse_flag(&lconf->flags, LCONF_FLAG_SCHED_RR, pkey);
1271 if (STR_EQ(str, "name")) {
1272 return parse_str(lconf->name, pkey, sizeof(lconf->name));
1274 /* MPLS configuration */
1275 if (STR_EQ(str, "untag mpls")) {
1276 return parse_flag(&targ->runtime_flags, TASK_MPLS_TAGGING, pkey);
1279 if (STR_EQ(str, "add mpls")) {
1280 return parse_flag(&targ->runtime_flags, TASK_MPLS_TAGGING, pkey);
1283 if (STR_EQ(str, "ether type")) {
1284 return parse_int(&targ->etype, pkey);
1287 if (STR_EQ(str, "cache set")) {
1288 return parse_int(&lconf->cache_set, pkey);
1291 if (STR_EQ(str, "sub mode")) {
1292 const char* mode_str = targ->task_init->mode_str;
1293 const char *sub_mode_str = pkey;
1295 targ->task_init = to_task_init(mode_str, sub_mode_str);
1296 if (!targ->task_init) {
1297 if (strcmp(sub_mode_str, "l3") != 0) {
1298 set_errf("sub mode %s not supported for mode %s", sub_mode_str, mode_str);
1301 targ->task_init = to_task_init(mode_str, "");
1302 if (!targ->task_init) {
1303 set_errf("sub mode %s not supported for mode %s", sub_mode_str, mode_str);
1307 if (strcmp(sub_mode_str, "l3") == 0) {
1308 prox_cfg.flags |= DSF_CTRL_PLANE_ENABLED;
1309 targ->flags |= TASK_ARG_L3;
1310 strcpy(targ->sub_mode_str, "l3");
1312 strcpy(targ->sub_mode_str, targ->task_init->sub_mode_str);
1317 if (STR_EQ(str, "mempool name")) {
1318 return parse_str(targ->pool_name, pkey, sizeof(targ->pool_name));
1320 if (STR_EQ(str, "dpi engine")) {
1321 return parse_str(targ->dpi_engine_path, pkey, sizeof(targ->dpi_engine_path));
1323 if (STR_EQ(str, "dpi engine arg")) {
1324 return parse_str(targ->dpi_engine_args[targ->n_dpi_engine_args++], pkey,
1325 sizeof(targ->dpi_engine_args[0]));
1327 if (STR_EQ(str, "dst mac")) { /* destination MAC address to be used for packets */
1328 if (parse_mac(&targ->edaddr, pkey)) {
1329 if (STR_EQ(pkey, "no")) {
1330 targ->flags |= TASK_ARG_DO_NOT_SET_DST_MAC;
1333 if (STR_EQ(pkey, "packet") == 0)
1338 targ->flags |= TASK_ARG_DST_MAC_SET;
1341 if (STR_EQ(str, "src mac")) {
1342 if (parse_mac(&targ->esaddr, pkey)) {
1343 if (STR_EQ(pkey, "no")) {
1344 targ->flags |= TASK_ARG_DO_NOT_SET_SRC_MAC;
1347 else if (STR_EQ(pkey, "packet"))
1349 else if (STR_EQ(pkey, "hw")) {
1350 targ->flags |= TASK_ARG_HW_SRC_MAC;
1356 targ->flags |= TASK_ARG_SRC_MAC_SET;
1359 if (STR_EQ(str, "gateway ipv4")) { /* Gateway IP address used when generating */
1360 if ((targ->flags & TASK_ARG_L3) == 0)
1361 plog_warn("gateway ipv4 configured but L3 sub mode not enabled\n");
1362 return parse_ip(&targ->gateway_ipv4, pkey);
1364 if (STR_EQ(str, "local ipv4")) { /* source IP address to be used for packets */
1365 return parse_ip(&targ->local_ipv4, pkey);
1367 if (STR_EQ(str, "remote ipv4")) { /* source IP address to be used for packets */
1368 return parse_ip(&targ->remote_ipv4, pkey);
1370 if (STR_EQ(str, "local ipv6")) { /* source IPv6 address to be used for packets */
1371 return parse_ip6(&targ->local_ipv6, pkey);
1373 if (STR_EQ(str, "arp timeout"))
1374 return parse_int(&targ->arp_timeout, pkey);
1375 if (STR_EQ(str, "arp update time"))
1376 return parse_int(&targ->arp_update_time, pkey);
1377 if (STR_EQ(str, "number of packets"))
1378 return parse_int(&targ->n_pkts, pkey);
1379 if (STR_EQ(str, "pipes")) {
1381 int err = parse_int(&val, pkey);
1384 if (!val || !rte_is_power_of_2(val)) {
1385 set_errf("Number of pipes has to be power of 2 and not zero");
1389 targ->qos_conf.port_params.n_pipes_per_subport = val;
1392 if (STR_EQ(str, "queue size")) {
1394 int err = parse_int(&val, pkey);
1399 targ->qos_conf.port_params.qsize[0] = val;
1400 targ->qos_conf.port_params.qsize[1] = val;
1401 targ->qos_conf.port_params.qsize[2] = val;
1402 targ->qos_conf.port_params.qsize[3] = val;
1405 if (STR_EQ(str, "subport tb rate")) {
1406 return parse_int(&targ->qos_conf.subport_params[0].tb_rate, pkey);
1408 if (STR_EQ(str, "subport tb size")) {
1409 return parse_int(&targ->qos_conf.subport_params[0].tb_size, pkey);
1411 if (STR_EQ(str, "subport tc 0 rate")) {
1412 return parse_int(&targ->qos_conf.subport_params[0].tc_rate[0], pkey);
1414 if (STR_EQ(str, "subport tc 1 rate")) {
1415 return parse_int(&targ->qos_conf.subport_params[0].tc_rate[1], pkey);
1417 if (STR_EQ(str, "subport tc 2 rate")) {
1418 return parse_int(&targ->qos_conf.subport_params[0].tc_rate[2], pkey);
1420 if (STR_EQ(str, "subport tc 3 rate")) {
1421 return parse_int(&targ->qos_conf.subport_params[0].tc_rate[3], pkey);
1424 if (STR_EQ(str, "subport tc rate")) {
1426 int err = parse_int(&val, pkey);
1431 targ->qos_conf.subport_params[0].tc_rate[0] = val;
1432 targ->qos_conf.subport_params[0].tc_rate[1] = val;
1433 targ->qos_conf.subport_params[0].tc_rate[2] = val;
1434 targ->qos_conf.subport_params[0].tc_rate[3] = val;
1438 if (STR_EQ(str, "subport tc period")) {
1439 return parse_int(&targ->qos_conf.subport_params[0].tc_period, pkey);
1441 if (STR_EQ(str, "pipe tb rate")) {
1442 return parse_int(&targ->qos_conf.pipe_params[0].tb_rate, pkey);
1444 if (STR_EQ(str, "pipe tb size")) {
1445 return parse_int(&targ->qos_conf.pipe_params[0].tb_size, pkey);
1447 if (STR_EQ(str, "pipe tc rate")) {
1449 int err = parse_int(&val, pkey);
1454 targ->qos_conf.pipe_params[0].tc_rate[0] = val;
1455 targ->qos_conf.pipe_params[0].tc_rate[1] = val;
1456 targ->qos_conf.pipe_params[0].tc_rate[2] = val;
1457 targ->qos_conf.pipe_params[0].tc_rate[3] = val;
1460 if (STR_EQ(str, "pipe tc 0 rate")) {
1461 return parse_int(&targ->qos_conf.pipe_params[0].tc_rate[0], pkey);
1463 if (STR_EQ(str, "pipe tc 1 rate")) {
1464 return parse_int(&targ->qos_conf.pipe_params[0].tc_rate[1], pkey);
1466 if (STR_EQ(str, "pipe tc 2 rate")) {
1467 return parse_int(&targ->qos_conf.pipe_params[0].tc_rate[2], pkey);
1469 if (STR_EQ(str, "pipe tc 3 rate")) {
1470 return parse_int(&targ->qos_conf.pipe_params[0].tc_rate[3], pkey);
1472 if (STR_EQ(str, "pipe tc period")) {
1473 return parse_int(&targ->qos_conf.pipe_params[0].tc_period, pkey);
1475 if (STR_EQ(str, "police action")) {
1476 char *in = strstr(pkey, " io=");
1478 set_errf("Need to specify io colors using io=in_color,out_color\n");
1482 in += strlen(" io=");
1484 char *out = strstr(in, ",");
1486 set_errf("Output color not specified\n");
1491 enum police_action in_color = str_to_color(in);
1492 enum police_action out_color = str_to_color(out);
1494 if (in_color == ACT_INVALID) {
1495 set_errf("Invalid input color %s. Expected green, yellow or red", in);
1498 if (out_color == ACT_INVALID) {
1499 set_errf("Invalid output color %s. Expected green, yellow or red", out);
1502 enum police_action action = str_to_color(pkey);
1503 if (action == ACT_INVALID) {
1504 set_errf("Error action %s. Expected green, yellow, red or drop", pkey);
1507 targ->police_act[in_color][out_color] = action;
1511 if (STR_EQ(str, "qinq tag")) {
1512 return parse_int(&targ->qinq_tag, pkey);
1514 if (STR_EQ(str, "cir")) {
1515 return parse_int(&targ->cir, pkey);
1517 if (STR_EQ(str, "cbs")) {
1518 return parse_int(&targ->cbs, pkey);
1520 if (STR_EQ(str, "pir")) {
1521 return parse_int(&targ->pir, pkey);
1523 if (STR_EQ(str, "pbs")) {
1524 return parse_int(&targ->pbs, pkey);
1526 if (STR_EQ(str, "ebs")) {
1527 return parse_int(&targ->ebs, pkey);
1529 uint32_t queue_id = 0;
1530 if (sscanf(str, "queue %d weight", &queue_id) == 1) {
1532 int err = parse_int(&val, pkey);
1536 targ->qos_conf.pipe_params[0].wrr_weights[queue_id] = val;
1539 if (STR_EQ(str, "classify")) {
1540 if (!(targ->task_init->flag_features & TASK_FEATURE_CLASSIFY)) {
1541 set_errf("Classify is not supported in '%s' mode", targ->task_init->mode_str);
1545 return parse_flag(&targ->runtime_flags, TASK_CLASSIFY, pkey);
1547 if (STR_EQ(str, "flow table size")) {
1548 return parse_int(&targ->flow_table_size, pkey);
1551 if (STR_EQ(str, "tbf rate")) {
1552 return parse_int(&targ->tb_rate, pkey);
1554 if (STR_EQ(str, "tbf size")) {
1555 return parse_int(&targ->tb_size, pkey);
1558 if (STR_EQ(str, "max rules")) {
1559 return parse_int(&targ->n_max_rules, pkey);
1562 if (STR_EQ(str, "tunnel hop limit")) {
1564 int err = parse_int(&val, pkey);
1568 targ->tunnel_hop_limit = val;
1572 if (STR_EQ(str, "lookup port mask")) {
1574 int err = parse_int(&val, pkey);
1578 targ->lookup_port_mask = val;
1582 if (STR_EQ(str, "irq debug")) {
1583 parse_int(&targ->irq_debug, pkey);
1587 set_errf("Option '%s' is not known", str);
1588 /* fail on unknown keys */
1592 static int str_is_number(const char *in)
1596 for (size_t i = 0; i < strlen(in); ++i) {
1597 if (!dot_once && in[i] == '.') {
1602 if (in[i] < '0' || in[i] > '9')
1609 /* command line parameters parsing procedure */
1610 int prox_parse_args(int argc, char **argv)
1616 /* Default settings */
1617 prox_cfg.flags |= DSF_AUTOSTART | DSF_WAIT_ON_QUIT;
1618 prox_cfg.ui = PROX_UI_CURSES;
1620 plog_info("\tCommand line:");
1621 for (i = 0; i < argc; ++i) {
1622 plog_info(" %s", argv[i]);
1626 while ((opt = getopt(argc, argv, "f:dnzpo:tkuar:emsiw:l:v:q:")) != EOF) {
1629 /* path to config file */
1632 for (size_t i = 0; i < strlen(cfg_file); ++i) {
1633 if (cfg_file[i] == '/') {
1638 strncpy(prox_cfg.name, cfg_file + offset, MAX_NAME_SIZE);
1641 plog_set_lvl(atoi(optarg));
1644 prox_cfg.log_name_pid = 0;
1645 strncpy(prox_cfg.log_name, optarg, MAX_NAME_SIZE);
1648 prox_cfg.log_name_pid = 1;
1651 prox_cfg.use_stats_logger = 1;
1654 prox_cfg.flags |= DSF_DAEMON;
1655 prox_cfg.ui = PROX_UI_NONE;
1658 prox_cfg.flags |= DSF_USE_DUMMY_CPU_TOPO;
1659 prox_cfg.flags |= DSF_CHECK_INIT;
1662 prox_cfg.flags |= DSF_USE_DUMMY_DEVICES;
1665 if (!str_is_number(optarg) || strlen(optarg) > 11)
1667 strncpy(prox_cfg.update_interval_str, optarg, sizeof(prox_cfg.update_interval_str));
1670 if (prox_cfg.flags & DSF_DAEMON)
1673 if (!strcmp(optarg, "curses")) {
1674 prox_cfg.ui = PROX_UI_CURSES;
1676 else if (!strcmp(optarg, "cli")) {
1677 prox_cfg.ui = PROX_UI_CLI;
1679 else if (!strcmp(optarg, "none")) {
1680 prox_cfg.ui = PROX_UI_NONE;
1683 plog_err("Invalid local UI '%s', local UI can be 'curses', 'cli' or 'none'.", optarg);
1688 if (luaL_loadstring(prox_lua(), optarg)) {
1689 set_errf("Lua error: '%s'\n", lua_tostring(prox_lua(), -1));
1693 if (lua_pcall(prox_lua(), 0, LUA_MULTRET, 0)) {
1694 set_errf("Lua error: '%s'\n", lua_tostring(prox_lua(), -1));
1700 /* autostart all cores */
1701 prox_cfg.flags |= DSF_AUTOSTART;
1704 /* don't autostart */
1705 prox_cfg.flags &= ~DSF_AUTOSTART;
1708 prox_cfg.flags |= DSF_LISTEN_TCP;
1711 prox_cfg.flags |= DSF_LISTEN_UDS;
1714 /* list supported task modes and exit */
1715 prox_cfg.flags |= DSF_LIST_TASK_MODES;
1718 /* check configuration file syntax and exit */
1719 prox_cfg.flags |= DSF_CHECK_SYNTAX;
1722 /* check initialization sequence and exit */
1723 prox_cfg.flags |= DSF_CHECK_INIT;
1728 if (strlen(tmp) >= 3 &&
1729 (tmp2 = strchr(tmp, '='))) {
1732 strncpy(tmp3 + 1, tmp, 63);
1733 plog_info("\tAdding variable: %s = %s\n", tmp3, tmp2 + 1);
1734 ret = add_var(tmp3, tmp2 + 1, 1);
1736 plog_err("\tFailed to add variable, too many variables defines\n");
1739 else if(ret == -3) {
1740 plog_err("\tFailed to add variable, already defined\n");
1747 plog_err("\tUnknown option\n");
1752 /* reset getopt lib for DPDK */
1758 static int check_cfg(void)
1761 #define RETURN_IF(cond, err) \
1767 RETURN_IF(rte_cfg.force_nchannel == 0, "\tError: number of memory channels not specified in [eal options] section\n");
1768 RETURN_IF(prox_cfg.master >= RTE_MAX_LCORE, "\tError: No master core specified (one core needs to have mode=master)\n");
1775 static int calc_tot_rxrings(void)
1777 struct lcore_cfg *slconf, *dlconf;
1778 struct task_args *starg, *dtarg;
1781 struct core_task ct;
1784 while (core_targ_next_early(&dlconf, &dtarg, 1) == 0) {
1785 dtarg->tot_rxrings = 0;
1789 while (core_targ_next_early(&slconf, &starg, 1) == 0) {
1790 for (uint8_t idx = 0; idx < MAX_PROTOCOLS; ++idx) {
1791 for (uint8_t ring_idx = 0; ring_idx < starg->core_task_set[idx].n_elems; ++ring_idx) {
1792 ct = starg->core_task_set[idx].core_task[ring_idx];
1793 if (!prox_core_active(ct.core, 0)) {
1794 set_errf("Core %u is disabled but Core %u task %u is sending to it\n",
1795 ct.core, slconf->id, starg->id);
1799 dlconf = &lcore_cfg_init[ct.core];
1801 if (ct.task >= dlconf->n_tasks_all) {
1802 set_errf("Core %u task %u not enabled\n", ct.core, ct.task);
1806 dtarg = &dlconf->targs[ct.task];
1808 /* Control rings are not relevant at this point. */
1812 if (!(dtarg->flags & TASK_ARG_RX_RING)) {
1813 set_errf("Core %u task %u is not expecting to receive through a ring\n",
1818 dtarg->tot_rxrings++;
1819 if (dtarg->tot_rxrings > MAX_RINGS_PER_TASK) {
1820 set_errf("Core %u task %u is receiving from too many tasks",
1831 static void prox_set_core_mask(void)
1833 struct lcore_cfg *lconf;
1836 for (uint8_t lcore_id = 0; lcore_id < RTE_MAX_LCORE; ++lcore_id) {
1837 lconf = &lcore_cfg_init[lcore_id];
1838 if (lconf->n_tasks_all > 0 && lconf->targs[0].mode != MASTER) {
1839 prox_core_set_active(lcore_id);
1844 static int is_using_no_drop(void)
1847 struct lcore_cfg *lconf;
1848 struct task_args *targs;
1851 while(prox_core_next(&lcore_id, 1) == 0) {
1852 lconf = &lcore_cfg_init[lcore_id];
1853 for (uint8_t task_id = 0; task_id < lconf->n_tasks_all; ++task_id) {
1854 targs = &lconf->targs[task_id];
1855 if (!(targs->flags & TASK_ARG_DROP))
1862 int prox_read_config_file(void)
1864 set_global_defaults(&prox_cfg);
1865 set_task_defaults(&prox_cfg, lcore_cfg_init);
1866 set_port_defaults();
1867 plog_info("=== Parsing configuration file '%s' ===\n", cfg_file);
1868 struct cfg_file *pcfg = cfg_open(cfg_file);
1873 struct cfg_section* config_sections[] = {
1885 for (struct cfg_section** section = config_sections; *section != NULL; ++section) {
1886 const char* name = (*section)->name;
1887 size_t len = strlen(name);
1888 plog_info("\t*** Reading [%s] section%s ***\n", name, name[len - 1] == '#'? "s": "");
1889 cfg_parse(pcfg, *section);
1891 if ((*section)->error) {
1892 plog_err("At line %u, section [%s], entry %u: '%s'\n\t%s\n"
1893 , pcfg->err_line, pcfg->err_section, pcfg->err_entry + 1, pcfg->cur_line,
1894 strlen(get_parse_err())? get_parse_err() : err_str);
1895 cfg_close(pcfg); /* cannot close before printing error, print uses internal buffer */
1902 prox_set_core_mask();
1904 if (is_using_no_drop()) {
1905 prox_cfg.flags &= ~DSF_WAIT_ON_QUIT;
1908 if (calc_tot_rxrings()) {
1909 plog_err("Error in configuration: %s\n", err_str);
1916 static void failed_rte_eal_init(__attribute__((unused))const char *prog_name)
1918 plog_err("\tError in rte_eal_init()\n");
1921 int prox_setup_rte(const char *prog_name)
1923 char *rte_argv[MAX_RTE_ARGV];
1924 char rte_arg[MAX_RTE_ARGV][MAX_ARG_LEN];
1925 char tmp[PROX_CM_STR_LEN];
1926 /* create mask of used cores */
1927 plog_info("=== Setting up RTE EAL ===\n");
1929 if (prox_cfg.flags & DSF_USE_DUMMY_CPU_TOPO) {
1930 plog_info("Using dummy cpu topology\n");
1931 snprintf(tmp, sizeof(tmp), "0x1");
1933 prox_core_to_hex(tmp, sizeof(tmp), 0);
1934 plog_info("\tWorker threads core mask is %s\n", tmp);
1935 prox_core_to_hex(tmp, sizeof(tmp), 1);
1936 plog_info("\tWith master core index %u, full core mask is %s\n", prox_cfg.master, tmp);
1939 /* fake command line parameters for rte_eal_init() */
1941 rte_argv[argc] = strdup(prog_name);
1942 sprintf(rte_arg[++argc], "-c%s", tmp);
1943 rte_argv[argc] = rte_arg[argc];
1944 #if RTE_VERSION >= RTE_VERSION_NUM(1,8,0,0)
1945 if (prox_cfg.flags & DSF_USE_DUMMY_CPU_TOPO)
1946 sprintf(rte_arg[++argc], "--master-lcore=%u", 0);
1948 sprintf(rte_arg[++argc], "--master-lcore=%u", prox_cfg.master);
1949 rte_argv[argc] = rte_arg[argc];
1951 /* For old DPDK versions, the master core had to be the first
1953 uint32_t first_core = -1;
1955 if (prox_core_next(&first_core, 1) == -1) {
1956 plog_err("Can't core ID of first core in use\n");
1959 if (first_core != prox_cfg.master) {
1960 plog_err("The master core needs to be the first core (master core = %u, first core = %u).\n", first_core, prox_cfg.master);
1965 if (rte_cfg.memory) {
1966 sprintf(rte_arg[++argc], "-m%u", rte_cfg.memory);
1967 rte_argv[argc] = rte_arg[argc];
1970 if (rte_cfg.force_nchannel) {
1971 sprintf(rte_arg[++argc], "-n%u", rte_cfg.force_nchannel);
1972 rte_argv[argc] = rte_arg[argc];
1975 if (rte_cfg.force_nrank) {
1976 sprintf(rte_arg[++argc], "-r%u", rte_cfg.force_nrank);
1977 rte_argv[argc] = rte_arg[argc];
1980 if (rte_cfg.no_hugetlbfs) {
1981 strcpy(rte_arg[++argc], "--no-huge");
1982 rte_argv[argc] = rte_arg[argc];
1985 if (rte_cfg.no_pci) {
1986 strcpy(rte_arg[++argc], "--no-pci");
1987 rte_argv[argc] = rte_arg[argc];
1990 if (rte_cfg.no_hpet) {
1991 strcpy(rte_arg[++argc], "--no-hpet");
1992 rte_argv[argc] = rte_arg[argc];
1995 if (rte_cfg.no_shconf) {
1996 strcpy(rte_arg[++argc], "--no-shconf");
1997 rte_argv[argc] = rte_arg[argc];
2000 if (rte_cfg.eal != NULL) {
2001 char *ptr = rte_cfg.eal;
2003 while (ptr != NULL) {
2004 while (isspace(*ptr))
2007 ptr = strchr(ptr, ' ');
2011 strcpy(rte_arg[++argc], ptr2);
2012 rte_argv[argc] = rte_arg[argc];
2016 if (rte_cfg.hugedir != NULL) {
2017 strcpy(rte_arg[++argc], "--huge-dir");
2018 rte_argv[argc] = rte_arg[argc];
2019 rte_argv[++argc] = rte_cfg.hugedir;
2022 if (rte_cfg.no_output) {
2023 rte_log_set_global_level(0);
2026 plog_info("\tEAL command line:");
2027 if (argc >= MAX_RTE_ARGV) {
2028 plog_err("too many arguments for EAL\n");
2032 for (int h = 0; h <= argc; ++h) {
2033 plog_info(" %s", rte_argv[h]);
2037 rte_set_application_usage_hook(failed_rte_eal_init);
2038 if (rte_eal_init(++argc, rte_argv) < 0) {
2039 plog_err("\tError in rte_eal_init()\n");
2042 plog_info("\tEAL Initialized\n");
2044 if (prox_cfg.flags & DSF_USE_DUMMY_CPU_TOPO)
2047 /* check if all active cores are in enabled in DPDK */
2048 for (uint32_t lcore_id = 0; lcore_id < RTE_MAX_LCORE; ++lcore_id) {
2049 if (lcore_id == prox_cfg.master) {
2050 if (!rte_lcore_is_enabled(lcore_id))
2053 else if (rte_lcore_is_enabled(lcore_id) != prox_core_active(lcore_id, 0)) {
2054 plog_err("\tFailed to enable lcore %u\n", lcore_id);
2057 else if (lcore_cfg_init[lcore_id].n_tasks_all != 0 && !rte_lcore_is_enabled(lcore_id)) {
2058 plog_err("\tFailed to enable lcore %u\n", lcore_id);