From 4afd440ec13271d54748aa52718699693512557b Mon Sep 17 00:00:00 2001 From: Guduri Prathyusha Date: Tue, 4 Jul 2017 10:23:04 +0530 Subject: [PATCH] app/testeventdev: update options through command line Add an infrastructure for updating the options through application specific command line arguments. Signed-off-by: Guduri Prathyusha Signed-off-by: Jerin Jacob Acked-by: Harry van Haaren --- app/test-eventdev/evt_options.c | 260 ++++++++++++++++++++++++++++++++ app/test-eventdev/evt_options.h | 18 +++ 2 files changed, 278 insertions(+) diff --git a/app/test-eventdev/evt_options.c b/app/test-eventdev/evt_options.c index 200e594e9f..209abc2253 100644 --- a/app/test-eventdev/evt_options.c +++ b/app/test-eventdev/evt_options.c @@ -57,6 +57,266 @@ evt_options_default(struct evt_options *opt) opt->nb_pkts = (1ULL << 26); /* do ~64M packets */ } +typedef int (*option_parser_t)(struct evt_options *opt, + const char *arg); + +struct long_opt_parser { + const char *lgopt_name; + option_parser_t parser_fn; +}; + +static int +evt_parse_nb_flows(struct evt_options *opt, const char *arg) +{ + int ret; + + ret = parser_read_uint32(&(opt->nb_flows), arg); + + return ret; +} + +static int +evt_parse_dev_id(struct evt_options *opt, const char *arg) +{ + int ret; + + ret = parser_read_uint8(&(opt->dev_id), arg); + + return ret; +} + +static int +evt_parse_verbose(struct evt_options *opt, const char *arg __rte_unused) +{ + opt->verbose_level = atoi(arg); + return 0; +} + +static int +evt_parse_fwd_latency(struct evt_options *opt, const char *arg __rte_unused) +{ + opt->fwd_latency = 1; + return 0; +} + +static int +evt_parse_queue_priority(struct evt_options *opt, const char *arg __rte_unused) +{ + opt->q_priority = 1; + return 0; +} + +static int +evt_parse_test_name(struct evt_options *opt, const char *arg) +{ + strcpy(opt->test_name, arg); + return 0; +} + +static int +evt_parse_slcore(struct evt_options *opt, const char *arg) +{ + opt->slcore = atoi(arg); + return 0; +} + +static int +evt_parse_socket_id(struct evt_options *opt, const char *arg) +{ + opt->socket_id = atoi(arg); + return 0; +} + +static int +evt_parse_wkr_deq_dep(struct evt_options *opt, const char *arg) +{ + int ret; + + ret = parser_read_uint16(&(opt->wkr_deq_dep), arg); + return ret; +} + +static int +evt_parse_nb_pkts(struct evt_options *opt, const char *arg) +{ + int ret; + + ret = parser_read_uint64(&(opt->nb_pkts), arg); + + return ret; +} + +static int +evt_parse_pool_sz(struct evt_options *opt, const char *arg) +{ + opt->pool_sz = atoi(arg); + + return 0; +} + +static int +evt_parse_plcores(struct evt_options *opt, const char *corelist) +{ + int ret; + + ret = parse_lcores_list(opt->plcores, corelist); + if (ret == -E2BIG) + evt_err("duplicate lcores in plcores"); + + return ret; +} + +static int +evt_parse_work_lcores(struct evt_options *opt, const char *corelist) +{ + int ret; + + ret = parse_lcores_list(opt->wlcores, corelist); + if (ret == -E2BIG) + evt_err("duplicate lcores in wlcores"); + + return ret; +} + +static void +usage(char *program) +{ + printf("usage : %s [EAL options] -- [application options]\n", program); + printf("application options:\n"); + printf("\t--verbose : verbose level\n" + "\t--dev : device id of the event device\n" + "\t--test : name of the test application to run\n" + "\t--socket_id : socket_id of application resources\n" + "\t--pool_sz : pool size of the mempool\n" + "\t--slcore : lcore id of the scheduler\n" + "\t--plcores : list of lcore ids for producers\n" + "\t--wlcores : list of lcore ids for workers\n" + "\t--stlist : list of scheduled types of the stages\n" + "\t--nb_flows : number of flows to produce\n" + "\t--nb_pkts : number of packets to produce\n" + "\t--worker_deq_depth : dequeue depth of the worker\n" + "\t--fwd_latency : perform fwd_latency measurement\n" + "\t--queue_priority : enable queue priority\n" + ); + printf("available tests:\n"); + evt_test_dump_names(); +} + +static int +evt_parse_sched_type_list(struct evt_options *opt, const char *arg) +{ + char c; + int i = 0, j = -1; + + for (i = 0; i < EVT_MAX_STAGES; i++) + opt->sched_type_list[i] = (uint8_t)-1; + + i = 0; + + do { + c = arg[++j]; + + switch (c) { + case 'o': + case 'O': + opt->sched_type_list[i++] = RTE_SCHED_TYPE_ORDERED; + break; + case 'a': + case 'A': + opt->sched_type_list[i++] = RTE_SCHED_TYPE_ATOMIC; + break; + case 'p': + case 'P': + opt->sched_type_list[i++] = RTE_SCHED_TYPE_PARALLEL; + break; + case ',': + break; + default: + if (c != '\0') { + evt_err("invalid sched_type %c", c); + return -EINVAL; + } + } + } while (c != '\0'); + + opt->nb_stages = i; + return 0; +} + +static struct option lgopts[] = { + { EVT_NB_FLOWS, 1, 0, 0 }, + { EVT_DEVICE, 1, 0, 0 }, + { EVT_VERBOSE, 1, 0, 0 }, + { EVT_TEST, 1, 0, 0 }, + { EVT_PROD_LCORES, 1, 0, 0 }, + { EVT_WORK_LCORES, 1, 0, 0 }, + { EVT_SOCKET_ID, 1, 0, 0 }, + { EVT_POOL_SZ, 1, 0, 0 }, + { EVT_NB_PKTS, 1, 0, 0 }, + { EVT_WKR_DEQ_DEP, 1, 0, 0 }, + { EVT_SCHED_LCORE, 1, 0, 0 }, + { EVT_SCHED_TYPE_LIST, 1, 0, 0 }, + { EVT_FWD_LATENCY, 0, 0, 0 }, + { EVT_QUEUE_PRIORITY, 0, 0, 0 }, + { EVT_HELP, 0, 0, 0 }, + { NULL, 0, 0, 0 } +}; + +static int +evt_opts_parse_long(int opt_idx, struct evt_options *opt) +{ + unsigned int i; + + struct long_opt_parser parsermap[] = { + { EVT_NB_FLOWS, evt_parse_nb_flows}, + { EVT_DEVICE, evt_parse_dev_id}, + { EVT_VERBOSE, evt_parse_verbose}, + { EVT_TEST, evt_parse_test_name}, + { EVT_PROD_LCORES, evt_parse_plcores}, + { EVT_WORK_LCORES, evt_parse_work_lcores}, + { EVT_SOCKET_ID, evt_parse_socket_id}, + { EVT_POOL_SZ, evt_parse_pool_sz}, + { EVT_NB_PKTS, evt_parse_nb_pkts}, + { EVT_WKR_DEQ_DEP, evt_parse_wkr_deq_dep}, + { EVT_SCHED_LCORE, evt_parse_slcore}, + { EVT_SCHED_TYPE_LIST, evt_parse_sched_type_list}, + { EVT_FWD_LATENCY, evt_parse_fwd_latency}, + { EVT_QUEUE_PRIORITY, evt_parse_queue_priority}, + }; + + for (i = 0; i < RTE_DIM(parsermap); i++) { + if (strncmp(lgopts[opt_idx].name, parsermap[i].lgopt_name, + strlen(parsermap[i].lgopt_name)) == 0) + return parsermap[i].parser_fn(opt, optarg); + } + + return -EINVAL; +} + +int +evt_options_parse(struct evt_options *opt, int argc, char **argv) +{ + int opts, retval, opt_idx; + + while ((opts = getopt_long(argc, argv, "", lgopts, &opt_idx)) != EOF) { + switch (opts) { + case 0: /* long options */ + if (!strcmp(lgopts[opt_idx].name, "help")) { + usage(argv[0]); + exit(EXIT_SUCCESS); + } + + retval = evt_opts_parse_long(opt_idx, opt); + if (retval != 0) + return retval; + break; + default: + return -EINVAL; + } + } + return 0; +} + void evt_options_dump(struct evt_options *opt) { diff --git a/app/test-eventdev/evt_options.h b/app/test-eventdev/evt_options.h index 75f129ebed..ce279dda22 100644 --- a/app/test-eventdev/evt_options.h +++ b/app/test-eventdev/evt_options.h @@ -44,6 +44,23 @@ #define EVT_BOOL_FMT(x) ((x) ? "true" : "false") +#define EVT_VERBOSE ("verbose") +#define EVT_DEVICE ("dev") +#define EVT_TEST ("test") +#define EVT_SCHED_LCORE ("slcore") +#define EVT_PROD_LCORES ("plcores") +#define EVT_WORK_LCORES ("wlcores") +#define EVT_NB_FLOWS ("nb_flows") +#define EVT_SOCKET_ID ("socket_id") +#define EVT_POOL_SZ ("pool_sz") +#define EVT_WKR_DEQ_DEP ("worker_deq_depth") +#define EVT_NB_PKTS ("nb_pkts") +#define EVT_NB_STAGES ("nb_stages") +#define EVT_SCHED_TYPE_LIST ("stlist") +#define EVT_FWD_LATENCY ("fwd_latency") +#define EVT_QUEUE_PRIORITY ("queue_priority") +#define EVT_HELP ("help") + struct evt_options { #define EVT_TEST_NAME_MAX_LEN 32 char test_name[EVT_TEST_NAME_MAX_LEN]; @@ -64,6 +81,7 @@ struct evt_options { }; void evt_options_default(struct evt_options *opt); +int evt_options_parse(struct evt_options *opt, int argc, char **argv); void evt_options_dump(struct evt_options *opt); /* options check helpers */ -- 2.20.1