| 1 | /* |
| 2 | * This file contains job initialization and setup functions. |
| 3 | */ |
| 4 | #include <stdio.h> |
| 5 | #include <stdlib.h> |
| 6 | #include <unistd.h> |
| 7 | #include <fcntl.h> |
| 8 | #include <ctype.h> |
| 9 | #include <string.h> |
| 10 | #include <errno.h> |
| 11 | #include <sys/ipc.h> |
| 12 | #include <sys/types.h> |
| 13 | #include <sys/stat.h> |
| 14 | |
| 15 | #include "fio.h" |
| 16 | #ifndef FIO_NO_HAVE_SHM_H |
| 17 | #include <sys/shm.h> |
| 18 | #endif |
| 19 | |
| 20 | #include "parse.h" |
| 21 | #include "smalloc.h" |
| 22 | #include "filehash.h" |
| 23 | #include "verify.h" |
| 24 | #include "profile.h" |
| 25 | #include "server.h" |
| 26 | #include "idletime.h" |
| 27 | #include "filelock.h" |
| 28 | |
| 29 | #include "oslib/getopt.h" |
| 30 | #include "oslib/strcasestr.h" |
| 31 | |
| 32 | #include "crc/test.h" |
| 33 | |
| 34 | const char fio_version_string[] = FIO_VERSION; |
| 35 | |
| 36 | #define FIO_RANDSEED (0xb1899bedUL) |
| 37 | |
| 38 | static char **ini_file; |
| 39 | static int max_jobs = FIO_MAX_JOBS; |
| 40 | static int dump_cmdline; |
| 41 | static long long def_timeout; |
| 42 | static int parse_only; |
| 43 | |
| 44 | static struct thread_data def_thread; |
| 45 | struct thread_data *threads = NULL; |
| 46 | static char **job_sections; |
| 47 | static int nr_job_sections; |
| 48 | |
| 49 | int exitall_on_terminate = 0; |
| 50 | int exitall_on_terminate_error = 0; |
| 51 | int output_format = FIO_OUTPUT_NORMAL; |
| 52 | int eta_print = FIO_ETA_AUTO; |
| 53 | int eta_new_line = 0; |
| 54 | FILE *f_out = NULL; |
| 55 | FILE *f_err = NULL; |
| 56 | char *exec_profile = NULL; |
| 57 | int warnings_fatal = 0; |
| 58 | int terse_version = 3; |
| 59 | int is_backend = 0; |
| 60 | int nr_clients = 0; |
| 61 | int log_syslog = 0; |
| 62 | |
| 63 | int write_bw_log = 0; |
| 64 | int read_only = 0; |
| 65 | int status_interval = 0; |
| 66 | |
| 67 | char *trigger_file = NULL; |
| 68 | long long trigger_timeout = 0; |
| 69 | char *trigger_cmd = NULL; |
| 70 | char *trigger_remote_cmd = NULL; |
| 71 | |
| 72 | char *aux_path = NULL; |
| 73 | |
| 74 | static int prev_group_jobs; |
| 75 | |
| 76 | unsigned long fio_debug = 0; |
| 77 | unsigned int fio_debug_jobno = -1; |
| 78 | unsigned int *fio_debug_jobp = NULL; |
| 79 | |
| 80 | static char cmd_optstr[256]; |
| 81 | static int did_arg; |
| 82 | |
| 83 | #define FIO_CLIENT_FLAG (1 << 16) |
| 84 | |
| 85 | /* |
| 86 | * Command line options. These will contain the above, plus a few |
| 87 | * extra that only pertain to fio itself and not jobs. |
| 88 | */ |
| 89 | static struct option l_opts[FIO_NR_OPTIONS] = { |
| 90 | { |
| 91 | .name = (char *) "output", |
| 92 | .has_arg = required_argument, |
| 93 | .val = 'o' | FIO_CLIENT_FLAG, |
| 94 | }, |
| 95 | { |
| 96 | .name = (char *) "timeout", |
| 97 | .has_arg = required_argument, |
| 98 | .val = 't' | FIO_CLIENT_FLAG, |
| 99 | }, |
| 100 | { |
| 101 | .name = (char *) "latency-log", |
| 102 | .has_arg = required_argument, |
| 103 | .val = 'l' | FIO_CLIENT_FLAG, |
| 104 | }, |
| 105 | { |
| 106 | .name = (char *) "bandwidth-log", |
| 107 | .has_arg = required_argument, |
| 108 | .val = 'b' | FIO_CLIENT_FLAG, |
| 109 | }, |
| 110 | { |
| 111 | .name = (char *) "minimal", |
| 112 | .has_arg = no_argument, |
| 113 | .val = 'm' | FIO_CLIENT_FLAG, |
| 114 | }, |
| 115 | { |
| 116 | .name = (char *) "output-format", |
| 117 | .has_arg = optional_argument, |
| 118 | .val = 'F' | FIO_CLIENT_FLAG, |
| 119 | }, |
| 120 | { |
| 121 | .name = (char *) "append-terse", |
| 122 | .has_arg = optional_argument, |
| 123 | .val = 'f', |
| 124 | }, |
| 125 | { |
| 126 | .name = (char *) "version", |
| 127 | .has_arg = no_argument, |
| 128 | .val = 'v' | FIO_CLIENT_FLAG, |
| 129 | }, |
| 130 | { |
| 131 | .name = (char *) "help", |
| 132 | .has_arg = no_argument, |
| 133 | .val = 'h' | FIO_CLIENT_FLAG, |
| 134 | }, |
| 135 | { |
| 136 | .name = (char *) "cmdhelp", |
| 137 | .has_arg = optional_argument, |
| 138 | .val = 'c' | FIO_CLIENT_FLAG, |
| 139 | }, |
| 140 | { |
| 141 | .name = (char *) "enghelp", |
| 142 | .has_arg = optional_argument, |
| 143 | .val = 'i' | FIO_CLIENT_FLAG, |
| 144 | }, |
| 145 | { |
| 146 | .name = (char *) "showcmd", |
| 147 | .has_arg = no_argument, |
| 148 | .val = 's' | FIO_CLIENT_FLAG, |
| 149 | }, |
| 150 | { |
| 151 | .name = (char *) "readonly", |
| 152 | .has_arg = no_argument, |
| 153 | .val = 'r' | FIO_CLIENT_FLAG, |
| 154 | }, |
| 155 | { |
| 156 | .name = (char *) "eta", |
| 157 | .has_arg = required_argument, |
| 158 | .val = 'e' | FIO_CLIENT_FLAG, |
| 159 | }, |
| 160 | { |
| 161 | .name = (char *) "eta-newline", |
| 162 | .has_arg = required_argument, |
| 163 | .val = 'E' | FIO_CLIENT_FLAG, |
| 164 | }, |
| 165 | { |
| 166 | .name = (char *) "debug", |
| 167 | .has_arg = required_argument, |
| 168 | .val = 'd' | FIO_CLIENT_FLAG, |
| 169 | }, |
| 170 | { |
| 171 | .name = (char *) "parse-only", |
| 172 | .has_arg = no_argument, |
| 173 | .val = 'P' | FIO_CLIENT_FLAG, |
| 174 | }, |
| 175 | { |
| 176 | .name = (char *) "section", |
| 177 | .has_arg = required_argument, |
| 178 | .val = 'x' | FIO_CLIENT_FLAG, |
| 179 | }, |
| 180 | #ifdef CONFIG_ZLIB |
| 181 | { |
| 182 | .name = (char *) "inflate-log", |
| 183 | .has_arg = required_argument, |
| 184 | .val = 'X' | FIO_CLIENT_FLAG, |
| 185 | }, |
| 186 | #endif |
| 187 | { |
| 188 | .name = (char *) "alloc-size", |
| 189 | .has_arg = required_argument, |
| 190 | .val = 'a' | FIO_CLIENT_FLAG, |
| 191 | }, |
| 192 | { |
| 193 | .name = (char *) "profile", |
| 194 | .has_arg = required_argument, |
| 195 | .val = 'p' | FIO_CLIENT_FLAG, |
| 196 | }, |
| 197 | { |
| 198 | .name = (char *) "warnings-fatal", |
| 199 | .has_arg = no_argument, |
| 200 | .val = 'w' | FIO_CLIENT_FLAG, |
| 201 | }, |
| 202 | { |
| 203 | .name = (char *) "max-jobs", |
| 204 | .has_arg = required_argument, |
| 205 | .val = 'j' | FIO_CLIENT_FLAG, |
| 206 | }, |
| 207 | { |
| 208 | .name = (char *) "terse-version", |
| 209 | .has_arg = required_argument, |
| 210 | .val = 'V' | FIO_CLIENT_FLAG, |
| 211 | }, |
| 212 | { |
| 213 | .name = (char *) "server", |
| 214 | .has_arg = optional_argument, |
| 215 | .val = 'S', |
| 216 | }, |
| 217 | { .name = (char *) "daemonize", |
| 218 | .has_arg = required_argument, |
| 219 | .val = 'D', |
| 220 | }, |
| 221 | { |
| 222 | .name = (char *) "client", |
| 223 | .has_arg = required_argument, |
| 224 | .val = 'C', |
| 225 | }, |
| 226 | { |
| 227 | .name = (char *) "remote-config", |
| 228 | .has_arg = required_argument, |
| 229 | .val = 'R', |
| 230 | }, |
| 231 | { |
| 232 | .name = (char *) "cpuclock-test", |
| 233 | .has_arg = no_argument, |
| 234 | .val = 'T', |
| 235 | }, |
| 236 | { |
| 237 | .name = (char *) "crctest", |
| 238 | .has_arg = optional_argument, |
| 239 | .val = 'G', |
| 240 | }, |
| 241 | { |
| 242 | .name = (char *) "idle-prof", |
| 243 | .has_arg = required_argument, |
| 244 | .val = 'I', |
| 245 | }, |
| 246 | { |
| 247 | .name = (char *) "status-interval", |
| 248 | .has_arg = required_argument, |
| 249 | .val = 'L', |
| 250 | }, |
| 251 | { |
| 252 | .name = (char *) "trigger-file", |
| 253 | .has_arg = required_argument, |
| 254 | .val = 'W', |
| 255 | }, |
| 256 | { |
| 257 | .name = (char *) "trigger-timeout", |
| 258 | .has_arg = required_argument, |
| 259 | .val = 'B', |
| 260 | }, |
| 261 | { |
| 262 | .name = (char *) "trigger", |
| 263 | .has_arg = required_argument, |
| 264 | .val = 'H', |
| 265 | }, |
| 266 | { |
| 267 | .name = (char *) "trigger-remote", |
| 268 | .has_arg = required_argument, |
| 269 | .val = 'J', |
| 270 | }, |
| 271 | { |
| 272 | .name = (char *) "aux-path", |
| 273 | .has_arg = required_argument, |
| 274 | .val = 'K', |
| 275 | }, |
| 276 | { |
| 277 | .name = NULL, |
| 278 | }, |
| 279 | }; |
| 280 | |
| 281 | void free_threads_shm(void) |
| 282 | { |
| 283 | if (threads) { |
| 284 | void *tp = threads; |
| 285 | #ifndef CONFIG_NO_SHM |
| 286 | struct shmid_ds sbuf; |
| 287 | |
| 288 | threads = NULL; |
| 289 | shmdt(tp); |
| 290 | shmctl(shm_id, IPC_RMID, &sbuf); |
| 291 | shm_id = -1; |
| 292 | #else |
| 293 | threads = NULL; |
| 294 | free(tp); |
| 295 | #endif |
| 296 | } |
| 297 | } |
| 298 | |
| 299 | static void free_shm(void) |
| 300 | { |
| 301 | if (threads) { |
| 302 | file_hash_exit(); |
| 303 | flow_exit(); |
| 304 | fio_debug_jobp = NULL; |
| 305 | free_threads_shm(); |
| 306 | } |
| 307 | |
| 308 | free(trigger_file); |
| 309 | free(trigger_cmd); |
| 310 | free(trigger_remote_cmd); |
| 311 | trigger_file = trigger_cmd = trigger_remote_cmd = NULL; |
| 312 | |
| 313 | options_free(fio_options, &def_thread); |
| 314 | fio_filelock_exit(); |
| 315 | scleanup(); |
| 316 | } |
| 317 | |
| 318 | /* |
| 319 | * The thread area is shared between the main process and the job |
| 320 | * threads/processes. So setup a shared memory segment that will hold |
| 321 | * all the job info. We use the end of the region for keeping track of |
| 322 | * open files across jobs, for file sharing. |
| 323 | */ |
| 324 | static int setup_thread_area(void) |
| 325 | { |
| 326 | void *hash; |
| 327 | |
| 328 | if (threads) |
| 329 | return 0; |
| 330 | |
| 331 | /* |
| 332 | * 1024 is too much on some machines, scale max_jobs if |
| 333 | * we get a failure that looks like too large a shm segment |
| 334 | */ |
| 335 | do { |
| 336 | size_t size = max_jobs * sizeof(struct thread_data); |
| 337 | |
| 338 | size += file_hash_size; |
| 339 | size += sizeof(unsigned int); |
| 340 | |
| 341 | #ifndef CONFIG_NO_SHM |
| 342 | shm_id = shmget(0, size, IPC_CREAT | 0600); |
| 343 | if (shm_id != -1) |
| 344 | break; |
| 345 | if (errno != EINVAL && errno != ENOMEM && errno != ENOSPC) { |
| 346 | perror("shmget"); |
| 347 | break; |
| 348 | } |
| 349 | #else |
| 350 | threads = malloc(size); |
| 351 | if (threads) |
| 352 | break; |
| 353 | #endif |
| 354 | |
| 355 | max_jobs >>= 1; |
| 356 | } while (max_jobs); |
| 357 | |
| 358 | #ifndef CONFIG_NO_SHM |
| 359 | if (shm_id == -1) |
| 360 | return 1; |
| 361 | |
| 362 | threads = shmat(shm_id, NULL, 0); |
| 363 | if (threads == (void *) -1) { |
| 364 | perror("shmat"); |
| 365 | return 1; |
| 366 | } |
| 367 | #endif |
| 368 | |
| 369 | memset(threads, 0, max_jobs * sizeof(struct thread_data)); |
| 370 | hash = (void *) threads + max_jobs * sizeof(struct thread_data); |
| 371 | fio_debug_jobp = (void *) hash + file_hash_size; |
| 372 | *fio_debug_jobp = -1; |
| 373 | file_hash_init(hash); |
| 374 | |
| 375 | flow_init(); |
| 376 | |
| 377 | return 0; |
| 378 | } |
| 379 | |
| 380 | static void set_cmd_options(struct thread_data *td) |
| 381 | { |
| 382 | struct thread_options *o = &td->o; |
| 383 | |
| 384 | if (!o->timeout) |
| 385 | o->timeout = def_timeout; |
| 386 | } |
| 387 | |
| 388 | static void dump_print_option(struct print_option *p) |
| 389 | { |
| 390 | const char *delim; |
| 391 | |
| 392 | if (!strcmp("description", p->name)) |
| 393 | delim = "\""; |
| 394 | else |
| 395 | delim = ""; |
| 396 | |
| 397 | log_info("--%s%s", p->name, p->value ? "" : " "); |
| 398 | if (p->value) |
| 399 | log_info("=%s%s%s ", delim, p->value, delim); |
| 400 | } |
| 401 | |
| 402 | static void dump_opt_list(struct thread_data *td) |
| 403 | { |
| 404 | struct flist_head *entry; |
| 405 | struct print_option *p; |
| 406 | |
| 407 | if (flist_empty(&td->opt_list)) |
| 408 | return; |
| 409 | |
| 410 | flist_for_each(entry, &td->opt_list) { |
| 411 | p = flist_entry(entry, struct print_option, list); |
| 412 | dump_print_option(p); |
| 413 | } |
| 414 | } |
| 415 | |
| 416 | static void fio_dump_options_free(struct thread_data *td) |
| 417 | { |
| 418 | while (!flist_empty(&td->opt_list)) { |
| 419 | struct print_option *p; |
| 420 | |
| 421 | p = flist_first_entry(&td->opt_list, struct print_option, list); |
| 422 | flist_del_init(&p->list); |
| 423 | free(p->name); |
| 424 | free(p->value); |
| 425 | free(p); |
| 426 | } |
| 427 | } |
| 428 | |
| 429 | static void copy_opt_list(struct thread_data *dst, struct thread_data *src) |
| 430 | { |
| 431 | struct flist_head *entry; |
| 432 | |
| 433 | if (flist_empty(&src->opt_list)) |
| 434 | return; |
| 435 | |
| 436 | flist_for_each(entry, &src->opt_list) { |
| 437 | struct print_option *srcp, *dstp; |
| 438 | |
| 439 | srcp = flist_entry(entry, struct print_option, list); |
| 440 | dstp = malloc(sizeof(*dstp)); |
| 441 | dstp->name = strdup(srcp->name); |
| 442 | if (srcp->value) |
| 443 | dstp->value = strdup(srcp->value); |
| 444 | else |
| 445 | dstp->value = NULL; |
| 446 | flist_add_tail(&dstp->list, &dst->opt_list); |
| 447 | } |
| 448 | } |
| 449 | |
| 450 | /* |
| 451 | * Return a free job structure. |
| 452 | */ |
| 453 | static struct thread_data *get_new_job(int global, struct thread_data *parent, |
| 454 | int preserve_eo, const char *jobname) |
| 455 | { |
| 456 | struct thread_data *td; |
| 457 | |
| 458 | if (global) { |
| 459 | set_cmd_options(&def_thread); |
| 460 | return &def_thread; |
| 461 | } |
| 462 | if (setup_thread_area()) { |
| 463 | log_err("error: failed to setup shm segment\n"); |
| 464 | return NULL; |
| 465 | } |
| 466 | if (thread_number >= max_jobs) { |
| 467 | log_err("error: maximum number of jobs (%d) reached.\n", |
| 468 | max_jobs); |
| 469 | return NULL; |
| 470 | } |
| 471 | |
| 472 | td = &threads[thread_number++]; |
| 473 | *td = *parent; |
| 474 | |
| 475 | INIT_FLIST_HEAD(&td->opt_list); |
| 476 | if (parent != &def_thread) |
| 477 | copy_opt_list(td, parent); |
| 478 | |
| 479 | td->io_ops = NULL; |
| 480 | if (!preserve_eo) |
| 481 | td->eo = NULL; |
| 482 | |
| 483 | td->o.uid = td->o.gid = -1U; |
| 484 | |
| 485 | dup_files(td, parent); |
| 486 | fio_options_mem_dupe(td); |
| 487 | |
| 488 | profile_add_hooks(td); |
| 489 | |
| 490 | td->thread_number = thread_number; |
| 491 | td->subjob_number = 0; |
| 492 | |
| 493 | if (jobname) |
| 494 | td->o.name = strdup(jobname); |
| 495 | |
| 496 | if (!parent->o.group_reporting || parent == &def_thread) |
| 497 | stat_number++; |
| 498 | |
| 499 | set_cmd_options(td); |
| 500 | return td; |
| 501 | } |
| 502 | |
| 503 | static void put_job(struct thread_data *td) |
| 504 | { |
| 505 | if (td == &def_thread) |
| 506 | return; |
| 507 | |
| 508 | profile_td_exit(td); |
| 509 | flow_exit_job(td); |
| 510 | |
| 511 | if (td->error) |
| 512 | log_info("fio: %s\n", td->verror); |
| 513 | |
| 514 | fio_options_free(td); |
| 515 | fio_dump_options_free(td); |
| 516 | if (td->io_ops) |
| 517 | free_ioengine(td); |
| 518 | |
| 519 | if (td->o.name) |
| 520 | free(td->o.name); |
| 521 | |
| 522 | memset(&threads[td->thread_number - 1], 0, sizeof(*td)); |
| 523 | thread_number--; |
| 524 | } |
| 525 | |
| 526 | static int __setup_rate(struct thread_data *td, enum fio_ddir ddir) |
| 527 | { |
| 528 | unsigned int bs = td->o.min_bs[ddir]; |
| 529 | |
| 530 | assert(ddir_rw(ddir)); |
| 531 | |
| 532 | if (td->o.rate[ddir]) |
| 533 | td->rate_bps[ddir] = td->o.rate[ddir]; |
| 534 | else |
| 535 | td->rate_bps[ddir] = (uint64_t) td->o.rate_iops[ddir] * bs; |
| 536 | |
| 537 | if (!td->rate_bps[ddir]) { |
| 538 | log_err("rate lower than supported\n"); |
| 539 | return -1; |
| 540 | } |
| 541 | |
| 542 | td->rate_next_io_time[ddir] = 0; |
| 543 | td->rate_io_issue_bytes[ddir] = 0; |
| 544 | td->last_usec = 0; |
| 545 | return 0; |
| 546 | } |
| 547 | |
| 548 | static int setup_rate(struct thread_data *td) |
| 549 | { |
| 550 | int ret = 0; |
| 551 | |
| 552 | if (td->o.rate[DDIR_READ] || td->o.rate_iops[DDIR_READ]) |
| 553 | ret = __setup_rate(td, DDIR_READ); |
| 554 | if (td->o.rate[DDIR_WRITE] || td->o.rate_iops[DDIR_WRITE]) |
| 555 | ret |= __setup_rate(td, DDIR_WRITE); |
| 556 | if (td->o.rate[DDIR_TRIM] || td->o.rate_iops[DDIR_TRIM]) |
| 557 | ret |= __setup_rate(td, DDIR_TRIM); |
| 558 | |
| 559 | return ret; |
| 560 | } |
| 561 | |
| 562 | static int fixed_block_size(struct thread_options *o) |
| 563 | { |
| 564 | return o->min_bs[DDIR_READ] == o->max_bs[DDIR_READ] && |
| 565 | o->min_bs[DDIR_WRITE] == o->max_bs[DDIR_WRITE] && |
| 566 | o->min_bs[DDIR_TRIM] == o->max_bs[DDIR_TRIM] && |
| 567 | o->min_bs[DDIR_READ] == o->min_bs[DDIR_WRITE] && |
| 568 | o->min_bs[DDIR_READ] == o->min_bs[DDIR_TRIM]; |
| 569 | } |
| 570 | |
| 571 | |
| 572 | static unsigned long long get_rand_start_delay(struct thread_data *td) |
| 573 | { |
| 574 | unsigned long long delayrange; |
| 575 | uint64_t frand_max; |
| 576 | unsigned long r; |
| 577 | |
| 578 | delayrange = td->o.start_delay_high - td->o.start_delay; |
| 579 | |
| 580 | frand_max = rand_max(&td->delay_state); |
| 581 | r = __rand(&td->delay_state); |
| 582 | delayrange = (unsigned long long) ((double) delayrange * (r / (frand_max + 1.0))); |
| 583 | |
| 584 | delayrange += td->o.start_delay; |
| 585 | return delayrange; |
| 586 | } |
| 587 | |
| 588 | /* |
| 589 | * Lazy way of fixing up options that depend on each other. We could also |
| 590 | * define option callback handlers, but this is easier. |
| 591 | */ |
| 592 | static int fixup_options(struct thread_data *td) |
| 593 | { |
| 594 | struct thread_options *o = &td->o; |
| 595 | int ret = 0; |
| 596 | |
| 597 | #ifndef FIO_HAVE_PSHARED_MUTEX |
| 598 | if (!o->use_thread) { |
| 599 | log_info("fio: this platform does not support process shared" |
| 600 | " mutexes, forcing use of threads. Use the 'thread'" |
| 601 | " option to get rid of this warning.\n"); |
| 602 | o->use_thread = 1; |
| 603 | ret = warnings_fatal; |
| 604 | } |
| 605 | #endif |
| 606 | |
| 607 | if (o->write_iolog_file && o->read_iolog_file) { |
| 608 | log_err("fio: read iolog overrides write_iolog\n"); |
| 609 | free(o->write_iolog_file); |
| 610 | o->write_iolog_file = NULL; |
| 611 | ret = warnings_fatal; |
| 612 | } |
| 613 | |
| 614 | /* |
| 615 | * only really works with 1 file |
| 616 | */ |
| 617 | if (o->zone_size && o->open_files > 1) |
| 618 | o->zone_size = 0; |
| 619 | |
| 620 | /* |
| 621 | * If zone_range isn't specified, backward compatibility dictates it |
| 622 | * should be made equal to zone_size. |
| 623 | */ |
| 624 | if (o->zone_size && !o->zone_range) |
| 625 | o->zone_range = o->zone_size; |
| 626 | |
| 627 | /* |
| 628 | * Reads can do overwrites, we always need to pre-create the file |
| 629 | */ |
| 630 | if (td_read(td) || td_rw(td)) |
| 631 | o->overwrite = 1; |
| 632 | |
| 633 | if (!o->min_bs[DDIR_READ]) |
| 634 | o->min_bs[DDIR_READ] = o->bs[DDIR_READ]; |
| 635 | if (!o->max_bs[DDIR_READ]) |
| 636 | o->max_bs[DDIR_READ] = o->bs[DDIR_READ]; |
| 637 | if (!o->min_bs[DDIR_WRITE]) |
| 638 | o->min_bs[DDIR_WRITE] = o->bs[DDIR_WRITE]; |
| 639 | if (!o->max_bs[DDIR_WRITE]) |
| 640 | o->max_bs[DDIR_WRITE] = o->bs[DDIR_WRITE]; |
| 641 | if (!o->min_bs[DDIR_TRIM]) |
| 642 | o->min_bs[DDIR_TRIM] = o->bs[DDIR_TRIM]; |
| 643 | if (!o->max_bs[DDIR_TRIM]) |
| 644 | o->max_bs[DDIR_TRIM] = o->bs[DDIR_TRIM]; |
| 645 | |
| 646 | o->rw_min_bs = min(o->min_bs[DDIR_READ], o->min_bs[DDIR_WRITE]); |
| 647 | o->rw_min_bs = min(o->min_bs[DDIR_TRIM], o->rw_min_bs); |
| 648 | |
| 649 | /* |
| 650 | * For random IO, allow blockalign offset other than min_bs. |
| 651 | */ |
| 652 | if (!o->ba[DDIR_READ] || !td_random(td)) |
| 653 | o->ba[DDIR_READ] = o->min_bs[DDIR_READ]; |
| 654 | if (!o->ba[DDIR_WRITE] || !td_random(td)) |
| 655 | o->ba[DDIR_WRITE] = o->min_bs[DDIR_WRITE]; |
| 656 | if (!o->ba[DDIR_TRIM] || !td_random(td)) |
| 657 | o->ba[DDIR_TRIM] = o->min_bs[DDIR_TRIM]; |
| 658 | |
| 659 | if ((o->ba[DDIR_READ] != o->min_bs[DDIR_READ] || |
| 660 | o->ba[DDIR_WRITE] != o->min_bs[DDIR_WRITE] || |
| 661 | o->ba[DDIR_TRIM] != o->min_bs[DDIR_TRIM]) && |
| 662 | !o->norandommap) { |
| 663 | log_err("fio: Any use of blockalign= turns off randommap\n"); |
| 664 | o->norandommap = 1; |
| 665 | ret = warnings_fatal; |
| 666 | } |
| 667 | |
| 668 | if (!o->file_size_high) |
| 669 | o->file_size_high = o->file_size_low; |
| 670 | |
| 671 | if (o->start_delay_high) |
| 672 | o->start_delay = get_rand_start_delay(td); |
| 673 | |
| 674 | if (o->norandommap && o->verify != VERIFY_NONE |
| 675 | && !fixed_block_size(o)) { |
| 676 | log_err("fio: norandommap given for variable block sizes, " |
| 677 | "verify limited\n"); |
| 678 | ret = warnings_fatal; |
| 679 | } |
| 680 | if (o->bs_unaligned && (o->odirect || td->io_ops->flags & FIO_RAWIO)) |
| 681 | log_err("fio: bs_unaligned may not work with raw io\n"); |
| 682 | |
| 683 | /* |
| 684 | * thinktime_spin must be less than thinktime |
| 685 | */ |
| 686 | if (o->thinktime_spin > o->thinktime) |
| 687 | o->thinktime_spin = o->thinktime; |
| 688 | |
| 689 | /* |
| 690 | * The low water mark cannot be bigger than the iodepth |
| 691 | */ |
| 692 | if (o->iodepth_low > o->iodepth || !o->iodepth_low) |
| 693 | o->iodepth_low = o->iodepth; |
| 694 | |
| 695 | /* |
| 696 | * If batch number isn't set, default to the same as iodepth |
| 697 | */ |
| 698 | if (o->iodepth_batch > o->iodepth || !o->iodepth_batch) |
| 699 | o->iodepth_batch = o->iodepth; |
| 700 | |
| 701 | /* |
| 702 | * If max batch complete number isn't set or set incorrectly, |
| 703 | * default to the same as iodepth_batch_complete_min |
| 704 | */ |
| 705 | if (o->iodepth_batch_complete_min > o->iodepth_batch_complete_max) |
| 706 | o->iodepth_batch_complete_max = o->iodepth_batch_complete_min; |
| 707 | |
| 708 | if (o->nr_files > td->files_index) |
| 709 | o->nr_files = td->files_index; |
| 710 | |
| 711 | if (o->open_files > o->nr_files || !o->open_files) |
| 712 | o->open_files = o->nr_files; |
| 713 | |
| 714 | if (((o->rate[DDIR_READ] + o->rate[DDIR_WRITE] + o->rate[DDIR_TRIM]) && |
| 715 | (o->rate_iops[DDIR_READ] + o->rate_iops[DDIR_WRITE] + o->rate_iops[DDIR_TRIM])) || |
| 716 | ((o->ratemin[DDIR_READ] + o->ratemin[DDIR_WRITE] + o->ratemin[DDIR_TRIM]) && |
| 717 | (o->rate_iops_min[DDIR_READ] + o->rate_iops_min[DDIR_WRITE] + o->rate_iops_min[DDIR_TRIM]))) { |
| 718 | log_err("fio: rate and rate_iops are mutually exclusive\n"); |
| 719 | ret = 1; |
| 720 | } |
| 721 | if ((o->rate[DDIR_READ] && (o->rate[DDIR_READ] < o->ratemin[DDIR_READ])) || |
| 722 | (o->rate[DDIR_WRITE] && (o->rate[DDIR_WRITE] < o->ratemin[DDIR_WRITE])) || |
| 723 | (o->rate[DDIR_TRIM] && (o->rate[DDIR_TRIM] < o->ratemin[DDIR_TRIM])) || |
| 724 | (o->rate_iops[DDIR_READ] && (o->rate_iops[DDIR_READ] < o->rate_iops_min[DDIR_READ])) || |
| 725 | (o->rate_iops[DDIR_WRITE] && (o->rate_iops[DDIR_WRITE] < o->rate_iops_min[DDIR_WRITE])) || |
| 726 | (o->rate_iops[DDIR_TRIM] && (o->rate_iops[DDIR_TRIM] < o->rate_iops_min[DDIR_TRIM]))) { |
| 727 | log_err("fio: minimum rate exceeds rate\n"); |
| 728 | ret = 1; |
| 729 | } |
| 730 | |
| 731 | if (!o->timeout && o->time_based) { |
| 732 | log_err("fio: time_based requires a runtime/timeout setting\n"); |
| 733 | o->time_based = 0; |
| 734 | ret = warnings_fatal; |
| 735 | } |
| 736 | |
| 737 | if (o->fill_device && !o->size) |
| 738 | o->size = -1ULL; |
| 739 | |
| 740 | if (o->verify != VERIFY_NONE) { |
| 741 | if (td_write(td) && o->do_verify && o->numjobs > 1) { |
| 742 | log_info("Multiple writers may overwrite blocks that " |
| 743 | "belong to other jobs. This can cause " |
| 744 | "verification failures.\n"); |
| 745 | ret = warnings_fatal; |
| 746 | } |
| 747 | |
| 748 | if (!fio_option_is_set(o, refill_buffers)) |
| 749 | o->refill_buffers = 1; |
| 750 | |
| 751 | if (o->max_bs[DDIR_WRITE] != o->min_bs[DDIR_WRITE] && |
| 752 | !o->verify_interval) |
| 753 | o->verify_interval = o->min_bs[DDIR_WRITE]; |
| 754 | |
| 755 | /* |
| 756 | * Verify interval must be smaller or equal to the |
| 757 | * write size. |
| 758 | */ |
| 759 | if (o->verify_interval > o->min_bs[DDIR_WRITE]) |
| 760 | o->verify_interval = o->min_bs[DDIR_WRITE]; |
| 761 | else if (td_read(td) && o->verify_interval > o->min_bs[DDIR_READ]) |
| 762 | o->verify_interval = o->min_bs[DDIR_READ]; |
| 763 | } |
| 764 | |
| 765 | if (o->pre_read) { |
| 766 | o->invalidate_cache = 0; |
| 767 | if (td->io_ops->flags & FIO_PIPEIO) { |
| 768 | log_info("fio: cannot pre-read files with an IO engine" |
| 769 | " that isn't seekable. Pre-read disabled.\n"); |
| 770 | ret = warnings_fatal; |
| 771 | } |
| 772 | } |
| 773 | |
| 774 | if (!o->unit_base) { |
| 775 | if (td->io_ops->flags & FIO_BIT_BASED) |
| 776 | o->unit_base = 1; |
| 777 | else |
| 778 | o->unit_base = 8; |
| 779 | } |
| 780 | |
| 781 | #ifndef CONFIG_FDATASYNC |
| 782 | if (o->fdatasync_blocks) { |
| 783 | log_info("fio: this platform does not support fdatasync()" |
| 784 | " falling back to using fsync(). Use the 'fsync'" |
| 785 | " option instead of 'fdatasync' to get rid of" |
| 786 | " this warning\n"); |
| 787 | o->fsync_blocks = o->fdatasync_blocks; |
| 788 | o->fdatasync_blocks = 0; |
| 789 | ret = warnings_fatal; |
| 790 | } |
| 791 | #endif |
| 792 | |
| 793 | #ifdef WIN32 |
| 794 | /* |
| 795 | * Windows doesn't support O_DIRECT or O_SYNC with the _open interface, |
| 796 | * so fail if we're passed those flags |
| 797 | */ |
| 798 | if ((td->io_ops->flags & FIO_SYNCIO) && (td->o.odirect || td->o.sync_io)) { |
| 799 | log_err("fio: Windows does not support direct or non-buffered io with" |
| 800 | " the synchronous ioengines. Use the 'windowsaio' ioengine" |
| 801 | " with 'direct=1' and 'iodepth=1' instead.\n"); |
| 802 | ret = 1; |
| 803 | } |
| 804 | #endif |
| 805 | |
| 806 | /* |
| 807 | * For fully compressible data, just zero them at init time. |
| 808 | * It's faster than repeatedly filling it. For non-zero |
| 809 | * compression, we should have refill_buffers set. Set it, unless |
| 810 | * the job file already changed it. |
| 811 | */ |
| 812 | if (o->compress_percentage) { |
| 813 | if (o->compress_percentage == 100) { |
| 814 | o->zero_buffers = 1; |
| 815 | o->compress_percentage = 0; |
| 816 | } else if (!fio_option_is_set(o, refill_buffers)) |
| 817 | o->refill_buffers = 1; |
| 818 | } |
| 819 | |
| 820 | /* |
| 821 | * Using a non-uniform random distribution excludes usage of |
| 822 | * a random map |
| 823 | */ |
| 824 | if (td->o.random_distribution != FIO_RAND_DIST_RANDOM) |
| 825 | td->o.norandommap = 1; |
| 826 | |
| 827 | /* |
| 828 | * If size is set but less than the min block size, complain |
| 829 | */ |
| 830 | if (o->size && o->size < td_min_bs(td)) { |
| 831 | log_err("fio: size too small, must be larger than the IO size: %llu\n", (unsigned long long) o->size); |
| 832 | ret = 1; |
| 833 | } |
| 834 | |
| 835 | /* |
| 836 | * O_ATOMIC implies O_DIRECT |
| 837 | */ |
| 838 | if (td->o.oatomic) |
| 839 | td->o.odirect = 1; |
| 840 | |
| 841 | /* |
| 842 | * If randseed is set, that overrides randrepeat |
| 843 | */ |
| 844 | if (fio_option_is_set(&td->o, rand_seed)) |
| 845 | td->o.rand_repeatable = 0; |
| 846 | |
| 847 | if ((td->io_ops->flags & FIO_NOEXTEND) && td->o.file_append) { |
| 848 | log_err("fio: can't append/extent with IO engine %s\n", td->io_ops->name); |
| 849 | ret = 1; |
| 850 | } |
| 851 | |
| 852 | if (fio_option_is_set(o, gtod_cpu)) { |
| 853 | fio_gtod_init(); |
| 854 | fio_gtod_set_cpu(o->gtod_cpu); |
| 855 | fio_gtod_offload = 1; |
| 856 | } |
| 857 | |
| 858 | td->loops = o->loops; |
| 859 | if (!td->loops) |
| 860 | td->loops = 1; |
| 861 | |
| 862 | if (td->o.block_error_hist && td->o.nr_files != 1) { |
| 863 | log_err("fio: block error histogram only available " |
| 864 | "with a single file per job, but %d files " |
| 865 | "provided\n", td->o.nr_files); |
| 866 | ret = 1; |
| 867 | } |
| 868 | |
| 869 | return ret; |
| 870 | } |
| 871 | |
| 872 | /* |
| 873 | * This function leaks the buffer |
| 874 | */ |
| 875 | char *fio_uint_to_kmg(unsigned int val) |
| 876 | { |
| 877 | char *buf = malloc(32); |
| 878 | char post[] = { 0, 'K', 'M', 'G', 'P', 'E', 0 }; |
| 879 | char *p = post; |
| 880 | |
| 881 | do { |
| 882 | if (val & 1023) |
| 883 | break; |
| 884 | |
| 885 | val >>= 10; |
| 886 | p++; |
| 887 | } while (*p); |
| 888 | |
| 889 | snprintf(buf, 32, "%u%c", val, *p); |
| 890 | return buf; |
| 891 | } |
| 892 | |
| 893 | /* External engines are specified by "external:name.o") */ |
| 894 | static const char *get_engine_name(const char *str) |
| 895 | { |
| 896 | char *p = strstr(str, ":"); |
| 897 | |
| 898 | if (!p) |
| 899 | return str; |
| 900 | |
| 901 | p++; |
| 902 | strip_blank_front(&p); |
| 903 | strip_blank_end(p); |
| 904 | return p; |
| 905 | } |
| 906 | |
| 907 | static int exists_and_not_regfile(const char *filename) |
| 908 | { |
| 909 | struct stat sb; |
| 910 | |
| 911 | if (lstat(filename, &sb) == -1) |
| 912 | return 0; |
| 913 | |
| 914 | #ifndef WIN32 /* NOT Windows */ |
| 915 | if (S_ISREG(sb.st_mode)) |
| 916 | return 0; |
| 917 | #else |
| 918 | /* \\.\ is the device namespace in Windows, where every file |
| 919 | * is a device node */ |
| 920 | if (S_ISREG(sb.st_mode) && strncmp(filename, "\\\\.\\", 4) != 0) |
| 921 | return 0; |
| 922 | #endif |
| 923 | |
| 924 | return 1; |
| 925 | } |
| 926 | |
| 927 | static void init_rand_file_service(struct thread_data *td) |
| 928 | { |
| 929 | unsigned long nranges = td->o.nr_files << FIO_FSERVICE_SHIFT; |
| 930 | const unsigned int seed = td->rand_seeds[FIO_RAND_FILE_OFF]; |
| 931 | |
| 932 | if (td->o.file_service_type == FIO_FSERVICE_ZIPF) { |
| 933 | zipf_init(&td->next_file_zipf, nranges, td->zipf_theta, seed); |
| 934 | zipf_disable_hash(&td->next_file_zipf); |
| 935 | } else if (td->o.file_service_type == FIO_FSERVICE_PARETO) { |
| 936 | pareto_init(&td->next_file_zipf, nranges, td->pareto_h, seed); |
| 937 | zipf_disable_hash(&td->next_file_zipf); |
| 938 | } else if (td->o.file_service_type == FIO_FSERVICE_GAUSS) { |
| 939 | gauss_init(&td->next_file_gauss, nranges, td->gauss_dev, seed); |
| 940 | gauss_disable_hash(&td->next_file_gauss); |
| 941 | } |
| 942 | } |
| 943 | |
| 944 | void td_fill_verify_state_seed(struct thread_data *td) |
| 945 | { |
| 946 | bool use64; |
| 947 | |
| 948 | if (td->o.random_generator == FIO_RAND_GEN_TAUSWORTHE64) |
| 949 | use64 = 1; |
| 950 | else |
| 951 | use64 = 0; |
| 952 | |
| 953 | init_rand_seed(&td->verify_state, td->rand_seeds[FIO_RAND_VER_OFF], |
| 954 | use64); |
| 955 | } |
| 956 | |
| 957 | static void td_fill_rand_seeds_internal(struct thread_data *td, bool use64) |
| 958 | { |
| 959 | int i; |
| 960 | |
| 961 | init_rand_seed(&td->bsrange_state, td->rand_seeds[FIO_RAND_BS_OFF], use64); |
| 962 | td_fill_verify_state_seed(td); |
| 963 | init_rand_seed(&td->rwmix_state, td->rand_seeds[FIO_RAND_MIX_OFF], false); |
| 964 | |
| 965 | if (td->o.file_service_type == FIO_FSERVICE_RANDOM) |
| 966 | init_rand_seed(&td->next_file_state, td->rand_seeds[FIO_RAND_FILE_OFF], use64); |
| 967 | else if (td->o.file_service_type & __FIO_FSERVICE_NONUNIFORM) |
| 968 | init_rand_file_service(td); |
| 969 | |
| 970 | init_rand_seed(&td->file_size_state, td->rand_seeds[FIO_RAND_FILE_SIZE_OFF], use64); |
| 971 | init_rand_seed(&td->trim_state, td->rand_seeds[FIO_RAND_TRIM_OFF], use64); |
| 972 | init_rand_seed(&td->delay_state, td->rand_seeds[FIO_RAND_START_DELAY], use64); |
| 973 | init_rand_seed(&td->poisson_state, td->rand_seeds[FIO_RAND_POISSON_OFF], 0); |
| 974 | init_rand_seed(&td->dedupe_state, td->rand_seeds[FIO_DEDUPE_OFF], false); |
| 975 | init_rand_seed(&td->zone_state, td->rand_seeds[FIO_RAND_ZONE_OFF], false); |
| 976 | |
| 977 | if (!td_random(td)) |
| 978 | return; |
| 979 | |
| 980 | if (td->o.rand_repeatable) |
| 981 | td->rand_seeds[FIO_RAND_BLOCK_OFF] = FIO_RANDSEED * td->thread_number; |
| 982 | |
| 983 | init_rand_seed(&td->random_state, td->rand_seeds[FIO_RAND_BLOCK_OFF], use64); |
| 984 | |
| 985 | for (i = 0; i < DDIR_RWDIR_CNT; i++) { |
| 986 | struct frand_state *s = &td->seq_rand_state[i]; |
| 987 | |
| 988 | init_rand_seed(s, td->rand_seeds[FIO_RAND_SEQ_RAND_READ_OFF], false); |
| 989 | } |
| 990 | } |
| 991 | |
| 992 | void td_fill_rand_seeds(struct thread_data *td) |
| 993 | { |
| 994 | bool use64; |
| 995 | |
| 996 | if (td->o.allrand_repeatable) { |
| 997 | unsigned int i; |
| 998 | |
| 999 | for (i = 0; i < FIO_RAND_NR_OFFS; i++) |
| 1000 | td->rand_seeds[i] = FIO_RANDSEED * td->thread_number |
| 1001 | + i; |
| 1002 | } |
| 1003 | |
| 1004 | if (td->o.random_generator == FIO_RAND_GEN_TAUSWORTHE64) |
| 1005 | use64 = 1; |
| 1006 | else |
| 1007 | use64 = 0; |
| 1008 | |
| 1009 | td_fill_rand_seeds_internal(td, use64); |
| 1010 | |
| 1011 | init_rand_seed(&td->buf_state, td->rand_seeds[FIO_RAND_BUF_OFF], use64); |
| 1012 | frand_copy(&td->buf_state_prev, &td->buf_state); |
| 1013 | } |
| 1014 | |
| 1015 | /* |
| 1016 | * Initializes the ioengine configured for a job, if it has not been done so |
| 1017 | * already. |
| 1018 | */ |
| 1019 | int ioengine_load(struct thread_data *td) |
| 1020 | { |
| 1021 | const char *engine; |
| 1022 | |
| 1023 | /* |
| 1024 | * Engine has already been loaded. |
| 1025 | */ |
| 1026 | if (td->io_ops) |
| 1027 | return 0; |
| 1028 | if (!td->o.ioengine) { |
| 1029 | log_err("fio: internal fault, no IO engine specified\n"); |
| 1030 | return 1; |
| 1031 | } |
| 1032 | |
| 1033 | engine = get_engine_name(td->o.ioengine); |
| 1034 | td->io_ops = load_ioengine(td, engine); |
| 1035 | if (!td->io_ops) { |
| 1036 | log_err("fio: failed to load engine %s\n", engine); |
| 1037 | return 1; |
| 1038 | } |
| 1039 | |
| 1040 | if (td->io_ops->option_struct_size && td->io_ops->options) { |
| 1041 | /* |
| 1042 | * In cases where td->eo is set, clone it for a child thread. |
| 1043 | * This requires that the parent thread has the same ioengine, |
| 1044 | * but that requirement must be enforced by the code which |
| 1045 | * cloned the thread. |
| 1046 | */ |
| 1047 | void *origeo = td->eo; |
| 1048 | /* |
| 1049 | * Otherwise use the default thread options. |
| 1050 | */ |
| 1051 | if (!origeo && td != &def_thread && def_thread.eo && |
| 1052 | def_thread.io_ops->options == td->io_ops->options) |
| 1053 | origeo = def_thread.eo; |
| 1054 | |
| 1055 | options_init(td->io_ops->options); |
| 1056 | td->eo = malloc(td->io_ops->option_struct_size); |
| 1057 | /* |
| 1058 | * Use the default thread as an option template if this uses the |
| 1059 | * same options structure and there are non-default options |
| 1060 | * used. |
| 1061 | */ |
| 1062 | if (origeo) { |
| 1063 | memcpy(td->eo, origeo, td->io_ops->option_struct_size); |
| 1064 | options_mem_dupe(td->eo, td->io_ops->options); |
| 1065 | } else { |
| 1066 | memset(td->eo, 0, td->io_ops->option_struct_size); |
| 1067 | fill_default_options(td->eo, td->io_ops->options); |
| 1068 | } |
| 1069 | *(struct thread_data **)td->eo = td; |
| 1070 | } |
| 1071 | |
| 1072 | return 0; |
| 1073 | } |
| 1074 | |
| 1075 | static void init_flags(struct thread_data *td) |
| 1076 | { |
| 1077 | struct thread_options *o = &td->o; |
| 1078 | |
| 1079 | if (o->verify_backlog) |
| 1080 | td->flags |= TD_F_VER_BACKLOG; |
| 1081 | if (o->trim_backlog) |
| 1082 | td->flags |= TD_F_TRIM_BACKLOG; |
| 1083 | if (o->read_iolog_file) |
| 1084 | td->flags |= TD_F_READ_IOLOG; |
| 1085 | if (o->refill_buffers) |
| 1086 | td->flags |= TD_F_REFILL_BUFFERS; |
| 1087 | /* |
| 1088 | * Always scramble buffers if asked to |
| 1089 | */ |
| 1090 | if (o->scramble_buffers && fio_option_is_set(o, scramble_buffers)) |
| 1091 | td->flags |= TD_F_SCRAMBLE_BUFFERS; |
| 1092 | /* |
| 1093 | * But also scramble buffers, unless we were explicitly asked |
| 1094 | * to zero them. |
| 1095 | */ |
| 1096 | if (o->scramble_buffers && !(o->zero_buffers && |
| 1097 | fio_option_is_set(o, zero_buffers))) |
| 1098 | td->flags |= TD_F_SCRAMBLE_BUFFERS; |
| 1099 | if (o->verify != VERIFY_NONE) |
| 1100 | td->flags |= TD_F_VER_NONE; |
| 1101 | |
| 1102 | if (o->verify_async || o->io_submit_mode == IO_MODE_OFFLOAD) |
| 1103 | td->flags |= TD_F_NEED_LOCK; |
| 1104 | } |
| 1105 | |
| 1106 | static int setup_random_seeds(struct thread_data *td) |
| 1107 | { |
| 1108 | unsigned long seed; |
| 1109 | unsigned int i; |
| 1110 | |
| 1111 | if (!td->o.rand_repeatable && !fio_option_is_set(&td->o, rand_seed)) |
| 1112 | return init_random_state(td, td->rand_seeds, sizeof(td->rand_seeds)); |
| 1113 | |
| 1114 | seed = td->o.rand_seed; |
| 1115 | for (i = 0; i < 4; i++) |
| 1116 | seed *= 0x9e370001UL; |
| 1117 | |
| 1118 | for (i = 0; i < FIO_RAND_NR_OFFS; i++) { |
| 1119 | td->rand_seeds[i] = seed * td->thread_number + i; |
| 1120 | seed *= 0x9e370001UL; |
| 1121 | } |
| 1122 | |
| 1123 | td_fill_rand_seeds(td); |
| 1124 | return 0; |
| 1125 | } |
| 1126 | |
| 1127 | enum { |
| 1128 | FPRE_NONE = 0, |
| 1129 | FPRE_JOBNAME, |
| 1130 | FPRE_JOBNUM, |
| 1131 | FPRE_FILENUM |
| 1132 | }; |
| 1133 | |
| 1134 | static struct fpre_keyword { |
| 1135 | const char *keyword; |
| 1136 | size_t strlen; |
| 1137 | int key; |
| 1138 | } fpre_keywords[] = { |
| 1139 | { .keyword = "$jobname", .key = FPRE_JOBNAME, }, |
| 1140 | { .keyword = "$jobnum", .key = FPRE_JOBNUM, }, |
| 1141 | { .keyword = "$filenum", .key = FPRE_FILENUM, }, |
| 1142 | { .keyword = NULL, }, |
| 1143 | }; |
| 1144 | |
| 1145 | static char *make_filename(char *buf, size_t buf_size,struct thread_options *o, |
| 1146 | const char *jobname, int jobnum, int filenum) |
| 1147 | { |
| 1148 | struct fpre_keyword *f; |
| 1149 | char copy[PATH_MAX]; |
| 1150 | size_t dst_left = PATH_MAX - 1; |
| 1151 | |
| 1152 | if (!o->filename_format || !strlen(o->filename_format)) { |
| 1153 | sprintf(buf, "%s.%d.%d", jobname, jobnum, filenum); |
| 1154 | return NULL; |
| 1155 | } |
| 1156 | |
| 1157 | for (f = &fpre_keywords[0]; f->keyword; f++) |
| 1158 | f->strlen = strlen(f->keyword); |
| 1159 | |
| 1160 | buf[buf_size - 1] = '\0'; |
| 1161 | strncpy(buf, o->filename_format, buf_size - 1); |
| 1162 | |
| 1163 | memset(copy, 0, sizeof(copy)); |
| 1164 | for (f = &fpre_keywords[0]; f->keyword; f++) { |
| 1165 | do { |
| 1166 | size_t pre_len, post_start = 0; |
| 1167 | char *str, *dst = copy; |
| 1168 | |
| 1169 | str = strcasestr(buf, f->keyword); |
| 1170 | if (!str) |
| 1171 | break; |
| 1172 | |
| 1173 | pre_len = str - buf; |
| 1174 | if (strlen(str) != f->strlen) |
| 1175 | post_start = pre_len + f->strlen; |
| 1176 | |
| 1177 | if (pre_len) { |
| 1178 | strncpy(dst, buf, pre_len); |
| 1179 | dst += pre_len; |
| 1180 | dst_left -= pre_len; |
| 1181 | } |
| 1182 | |
| 1183 | switch (f->key) { |
| 1184 | case FPRE_JOBNAME: { |
| 1185 | int ret; |
| 1186 | |
| 1187 | ret = snprintf(dst, dst_left, "%s", jobname); |
| 1188 | if (ret < 0) |
| 1189 | break; |
| 1190 | else if (ret > dst_left) { |
| 1191 | log_err("fio: truncated filename\n"); |
| 1192 | dst += dst_left; |
| 1193 | dst_left = 0; |
| 1194 | } else { |
| 1195 | dst += ret; |
| 1196 | dst_left -= ret; |
| 1197 | } |
| 1198 | break; |
| 1199 | } |
| 1200 | case FPRE_JOBNUM: { |
| 1201 | int ret; |
| 1202 | |
| 1203 | ret = snprintf(dst, dst_left, "%d", jobnum); |
| 1204 | if (ret < 0) |
| 1205 | break; |
| 1206 | else if (ret > dst_left) { |
| 1207 | log_err("fio: truncated filename\n"); |
| 1208 | dst += dst_left; |
| 1209 | dst_left = 0; |
| 1210 | } else { |
| 1211 | dst += ret; |
| 1212 | dst_left -= ret; |
| 1213 | } |
| 1214 | break; |
| 1215 | } |
| 1216 | case FPRE_FILENUM: { |
| 1217 | int ret; |
| 1218 | |
| 1219 | ret = snprintf(dst, dst_left, "%d", filenum); |
| 1220 | if (ret < 0) |
| 1221 | break; |
| 1222 | else if (ret > dst_left) { |
| 1223 | log_err("fio: truncated filename\n"); |
| 1224 | dst += dst_left; |
| 1225 | dst_left = 0; |
| 1226 | } else { |
| 1227 | dst += ret; |
| 1228 | dst_left -= ret; |
| 1229 | } |
| 1230 | break; |
| 1231 | } |
| 1232 | default: |
| 1233 | assert(0); |
| 1234 | break; |
| 1235 | } |
| 1236 | |
| 1237 | if (post_start) |
| 1238 | strncpy(dst, buf + post_start, dst_left); |
| 1239 | |
| 1240 | strncpy(buf, copy, buf_size - 1); |
| 1241 | } while (1); |
| 1242 | } |
| 1243 | |
| 1244 | return buf; |
| 1245 | } |
| 1246 | |
| 1247 | int parse_dryrun(void) |
| 1248 | { |
| 1249 | return dump_cmdline || parse_only; |
| 1250 | } |
| 1251 | |
| 1252 | static void gen_log_name(char *name, size_t size, const char *logtype, |
| 1253 | const char *logname, unsigned int num, |
| 1254 | const char *suf, int per_job) |
| 1255 | { |
| 1256 | if (per_job) |
| 1257 | snprintf(name, size, "%s_%s.%d.%s", logname, logtype, num, suf); |
| 1258 | else |
| 1259 | snprintf(name, size, "%s_%s.%s", logname, logtype, suf); |
| 1260 | } |
| 1261 | |
| 1262 | static int check_waitees(char *waitee) |
| 1263 | { |
| 1264 | struct thread_data *td; |
| 1265 | int i, ret = 0; |
| 1266 | |
| 1267 | for_each_td(td, i) { |
| 1268 | if (td->subjob_number) |
| 1269 | continue; |
| 1270 | |
| 1271 | ret += !strcmp(td->o.name, waitee); |
| 1272 | } |
| 1273 | |
| 1274 | return ret; |
| 1275 | } |
| 1276 | |
| 1277 | static bool wait_for_ok(const char *jobname, struct thread_options *o) |
| 1278 | { |
| 1279 | int nw; |
| 1280 | |
| 1281 | if (!o->wait_for) |
| 1282 | return true; |
| 1283 | |
| 1284 | if (!strcmp(jobname, o->wait_for)) { |
| 1285 | log_err("%s: a job cannot wait for itself (wait_for=%s).\n", |
| 1286 | jobname, o->wait_for); |
| 1287 | return false; |
| 1288 | } |
| 1289 | |
| 1290 | if (!(nw = check_waitees(o->wait_for))) { |
| 1291 | log_err("%s: waitee job %s unknown.\n", jobname, o->wait_for); |
| 1292 | return false; |
| 1293 | } |
| 1294 | |
| 1295 | if (nw > 1) { |
| 1296 | log_err("%s: multiple waitees %s found,\n" |
| 1297 | "please avoid duplicates when using wait_for option.\n", |
| 1298 | jobname, o->wait_for); |
| 1299 | return false; |
| 1300 | } |
| 1301 | |
| 1302 | return true; |
| 1303 | } |
| 1304 | |
| 1305 | /* |
| 1306 | * Adds a job to the list of things todo. Sanitizes the various options |
| 1307 | * to make sure we don't have conflicts, and initializes various |
| 1308 | * members of td. |
| 1309 | */ |
| 1310 | static int add_job(struct thread_data *td, const char *jobname, int job_add_num, |
| 1311 | int recursed, int client_type) |
| 1312 | { |
| 1313 | unsigned int i; |
| 1314 | char fname[PATH_MAX]; |
| 1315 | int numjobs, file_alloced; |
| 1316 | struct thread_options *o = &td->o; |
| 1317 | char logname[PATH_MAX + 32]; |
| 1318 | |
| 1319 | /* |
| 1320 | * the def_thread is just for options, it's not a real job |
| 1321 | */ |
| 1322 | if (td == &def_thread) |
| 1323 | return 0; |
| 1324 | |
| 1325 | init_flags(td); |
| 1326 | |
| 1327 | /* |
| 1328 | * if we are just dumping the output command line, don't add the job |
| 1329 | */ |
| 1330 | if (parse_dryrun()) { |
| 1331 | put_job(td); |
| 1332 | return 0; |
| 1333 | } |
| 1334 | |
| 1335 | td->client_type = client_type; |
| 1336 | |
| 1337 | if (profile_td_init(td)) |
| 1338 | goto err; |
| 1339 | |
| 1340 | if (ioengine_load(td)) |
| 1341 | goto err; |
| 1342 | |
| 1343 | if (o->odirect) |
| 1344 | td->io_ops->flags |= FIO_RAWIO; |
| 1345 | |
| 1346 | file_alloced = 0; |
| 1347 | if (!o->filename && !td->files_index && !o->read_iolog_file) { |
| 1348 | file_alloced = 1; |
| 1349 | |
| 1350 | if (o->nr_files == 1 && exists_and_not_regfile(jobname)) |
| 1351 | add_file(td, jobname, job_add_num, 0); |
| 1352 | else { |
| 1353 | for (i = 0; i < o->nr_files; i++) |
| 1354 | add_file(td, make_filename(fname, sizeof(fname), o, jobname, job_add_num, i), job_add_num, 0); |
| 1355 | } |
| 1356 | } |
| 1357 | |
| 1358 | if (fixup_options(td)) |
| 1359 | goto err; |
| 1360 | |
| 1361 | /* |
| 1362 | * Belongs to fixup_options, but o->name is not necessarily set as yet |
| 1363 | */ |
| 1364 | if (!wait_for_ok(jobname, o)) |
| 1365 | goto err; |
| 1366 | |
| 1367 | flow_init_job(td); |
| 1368 | |
| 1369 | /* |
| 1370 | * IO engines only need this for option callbacks, and the address may |
| 1371 | * change in subprocesses. |
| 1372 | */ |
| 1373 | if (td->eo) |
| 1374 | *(struct thread_data **)td->eo = NULL; |
| 1375 | |
| 1376 | if (td->io_ops->flags & FIO_DISKLESSIO) { |
| 1377 | struct fio_file *f; |
| 1378 | |
| 1379 | for_each_file(td, f, i) |
| 1380 | f->real_file_size = -1ULL; |
| 1381 | } |
| 1382 | |
| 1383 | td->mutex = fio_mutex_init(FIO_MUTEX_LOCKED); |
| 1384 | |
| 1385 | td->ts.clat_percentiles = o->clat_percentiles; |
| 1386 | td->ts.percentile_precision = o->percentile_precision; |
| 1387 | memcpy(td->ts.percentile_list, o->percentile_list, sizeof(o->percentile_list)); |
| 1388 | |
| 1389 | for (i = 0; i < DDIR_RWDIR_CNT; i++) { |
| 1390 | td->ts.clat_stat[i].min_val = ULONG_MAX; |
| 1391 | td->ts.slat_stat[i].min_val = ULONG_MAX; |
| 1392 | td->ts.lat_stat[i].min_val = ULONG_MAX; |
| 1393 | td->ts.bw_stat[i].min_val = ULONG_MAX; |
| 1394 | } |
| 1395 | td->ddir_seq_nr = o->ddir_seq_nr; |
| 1396 | |
| 1397 | if ((o->stonewall || o->new_group) && prev_group_jobs) { |
| 1398 | prev_group_jobs = 0; |
| 1399 | groupid++; |
| 1400 | if (groupid == INT_MAX) { |
| 1401 | log_err("fio: too many groups defined\n"); |
| 1402 | goto err; |
| 1403 | } |
| 1404 | } |
| 1405 | |
| 1406 | td->groupid = groupid; |
| 1407 | prev_group_jobs++; |
| 1408 | |
| 1409 | if (setup_random_seeds(td)) { |
| 1410 | td_verror(td, errno, "init_random_state"); |
| 1411 | goto err; |
| 1412 | } |
| 1413 | |
| 1414 | if (setup_rate(td)) |
| 1415 | goto err; |
| 1416 | |
| 1417 | if (o->lat_log_file) { |
| 1418 | struct log_params p = { |
| 1419 | .td = td, |
| 1420 | .avg_msec = o->log_avg_msec, |
| 1421 | .hist_msec = o->log_hist_msec, |
| 1422 | .hist_coarseness = o->log_hist_coarseness, |
| 1423 | .log_type = IO_LOG_TYPE_LAT, |
| 1424 | .log_offset = o->log_offset, |
| 1425 | .log_gz = o->log_gz, |
| 1426 | .log_gz_store = o->log_gz_store, |
| 1427 | }; |
| 1428 | const char *suf; |
| 1429 | |
| 1430 | if (p.log_gz_store) |
| 1431 | suf = "log.fz"; |
| 1432 | else |
| 1433 | suf = "log"; |
| 1434 | |
| 1435 | gen_log_name(logname, sizeof(logname), "lat", o->lat_log_file, |
| 1436 | td->thread_number, suf, o->per_job_logs); |
| 1437 | setup_log(&td->lat_log, &p, logname); |
| 1438 | |
| 1439 | gen_log_name(logname, sizeof(logname), "slat", o->lat_log_file, |
| 1440 | td->thread_number, suf, o->per_job_logs); |
| 1441 | setup_log(&td->slat_log, &p, logname); |
| 1442 | |
| 1443 | gen_log_name(logname, sizeof(logname), "clat", o->lat_log_file, |
| 1444 | td->thread_number, suf, o->per_job_logs); |
| 1445 | setup_log(&td->clat_log, &p, logname); |
| 1446 | } |
| 1447 | |
| 1448 | if (o->hist_log_file) { |
| 1449 | struct log_params p = { |
| 1450 | .td = td, |
| 1451 | .avg_msec = o->log_avg_msec, |
| 1452 | .hist_msec = o->log_hist_msec, |
| 1453 | .hist_coarseness = o->log_hist_coarseness, |
| 1454 | .log_type = IO_LOG_TYPE_HIST, |
| 1455 | .log_offset = o->log_offset, |
| 1456 | .log_gz = o->log_gz, |
| 1457 | .log_gz_store = o->log_gz_store, |
| 1458 | }; |
| 1459 | const char *suf; |
| 1460 | |
| 1461 | if (p.log_gz_store) |
| 1462 | suf = "log.fz"; |
| 1463 | else |
| 1464 | suf = "log"; |
| 1465 | |
| 1466 | gen_log_name(logname, sizeof(logname), "clat_hist", o->hist_log_file, |
| 1467 | td->thread_number, suf, o->per_job_logs); |
| 1468 | setup_log(&td->clat_hist_log, &p, logname); |
| 1469 | } |
| 1470 | |
| 1471 | if (o->bw_log_file) { |
| 1472 | struct log_params p = { |
| 1473 | .td = td, |
| 1474 | .avg_msec = o->log_avg_msec, |
| 1475 | .hist_msec = o->log_hist_msec, |
| 1476 | .hist_coarseness = o->log_hist_coarseness, |
| 1477 | .log_type = IO_LOG_TYPE_BW, |
| 1478 | .log_offset = o->log_offset, |
| 1479 | .log_gz = o->log_gz, |
| 1480 | .log_gz_store = o->log_gz_store, |
| 1481 | }; |
| 1482 | const char *suf; |
| 1483 | |
| 1484 | if (fio_option_is_set(o, bw_avg_time)) |
| 1485 | p.avg_msec = min(o->log_avg_msec, o->bw_avg_time); |
| 1486 | else |
| 1487 | o->bw_avg_time = p.avg_msec; |
| 1488 | |
| 1489 | p.hist_msec = o->log_hist_msec; |
| 1490 | p.hist_coarseness = o->log_hist_coarseness; |
| 1491 | |
| 1492 | if (p.log_gz_store) |
| 1493 | suf = "log.fz"; |
| 1494 | else |
| 1495 | suf = "log"; |
| 1496 | |
| 1497 | gen_log_name(logname, sizeof(logname), "bw", o->bw_log_file, |
| 1498 | td->thread_number, suf, o->per_job_logs); |
| 1499 | setup_log(&td->bw_log, &p, logname); |
| 1500 | } |
| 1501 | if (o->iops_log_file) { |
| 1502 | struct log_params p = { |
| 1503 | .td = td, |
| 1504 | .avg_msec = o->log_avg_msec, |
| 1505 | .hist_msec = o->log_hist_msec, |
| 1506 | .hist_coarseness = o->log_hist_coarseness, |
| 1507 | .log_type = IO_LOG_TYPE_IOPS, |
| 1508 | .log_offset = o->log_offset, |
| 1509 | .log_gz = o->log_gz, |
| 1510 | .log_gz_store = o->log_gz_store, |
| 1511 | }; |
| 1512 | const char *suf; |
| 1513 | |
| 1514 | if (fio_option_is_set(o, iops_avg_time)) |
| 1515 | p.avg_msec = min(o->log_avg_msec, o->iops_avg_time); |
| 1516 | else |
| 1517 | o->iops_avg_time = p.avg_msec; |
| 1518 | |
| 1519 | p.hist_msec = o->log_hist_msec; |
| 1520 | p.hist_coarseness = o->log_hist_coarseness; |
| 1521 | |
| 1522 | if (p.log_gz_store) |
| 1523 | suf = "log.fz"; |
| 1524 | else |
| 1525 | suf = "log"; |
| 1526 | |
| 1527 | gen_log_name(logname, sizeof(logname), "iops", o->iops_log_file, |
| 1528 | td->thread_number, suf, o->per_job_logs); |
| 1529 | setup_log(&td->iops_log, &p, logname); |
| 1530 | } |
| 1531 | |
| 1532 | if (!o->name) |
| 1533 | o->name = strdup(jobname); |
| 1534 | |
| 1535 | if (output_format & FIO_OUTPUT_NORMAL) { |
| 1536 | if (!job_add_num) { |
| 1537 | if (is_backend && !recursed) |
| 1538 | fio_server_send_add_job(td); |
| 1539 | |
| 1540 | if (!(td->io_ops->flags & FIO_NOIO)) { |
| 1541 | char *c1, *c2, *c3, *c4; |
| 1542 | char *c5 = NULL, *c6 = NULL; |
| 1543 | |
| 1544 | c1 = fio_uint_to_kmg(o->min_bs[DDIR_READ]); |
| 1545 | c2 = fio_uint_to_kmg(o->max_bs[DDIR_READ]); |
| 1546 | c3 = fio_uint_to_kmg(o->min_bs[DDIR_WRITE]); |
| 1547 | c4 = fio_uint_to_kmg(o->max_bs[DDIR_WRITE]); |
| 1548 | |
| 1549 | if (!o->bs_is_seq_rand) { |
| 1550 | c5 = fio_uint_to_kmg(o->min_bs[DDIR_TRIM]); |
| 1551 | c6 = fio_uint_to_kmg(o->max_bs[DDIR_TRIM]); |
| 1552 | } |
| 1553 | |
| 1554 | log_info("%s: (g=%d): rw=%s, ", td->o.name, |
| 1555 | td->groupid, |
| 1556 | ddir_str(o->td_ddir)); |
| 1557 | |
| 1558 | if (o->bs_is_seq_rand) |
| 1559 | log_info("bs(seq/rand)=%s-%s/%s-%s, ", |
| 1560 | c1, c2, c3, c4); |
| 1561 | else |
| 1562 | log_info("bs=%s-%s/%s-%s/%s-%s, ", |
| 1563 | c1, c2, c3, c4, c5, c6); |
| 1564 | |
| 1565 | log_info("ioengine=%s, iodepth=%u\n", |
| 1566 | td->io_ops->name, o->iodepth); |
| 1567 | |
| 1568 | free(c1); |
| 1569 | free(c2); |
| 1570 | free(c3); |
| 1571 | free(c4); |
| 1572 | free(c5); |
| 1573 | free(c6); |
| 1574 | } |
| 1575 | } else if (job_add_num == 1) |
| 1576 | log_info("...\n"); |
| 1577 | } |
| 1578 | |
| 1579 | /* |
| 1580 | * recurse add identical jobs, clear numjobs and stonewall options |
| 1581 | * as they don't apply to sub-jobs |
| 1582 | */ |
| 1583 | numjobs = o->numjobs; |
| 1584 | while (--numjobs) { |
| 1585 | struct thread_data *td_new = get_new_job(0, td, 1, jobname); |
| 1586 | |
| 1587 | if (!td_new) |
| 1588 | goto err; |
| 1589 | |
| 1590 | td_new->o.numjobs = 1; |
| 1591 | td_new->o.stonewall = 0; |
| 1592 | td_new->o.new_group = 0; |
| 1593 | td_new->subjob_number = numjobs; |
| 1594 | |
| 1595 | if (file_alloced) { |
| 1596 | if (td_new->files) { |
| 1597 | struct fio_file *f; |
| 1598 | for_each_file(td_new, f, i) { |
| 1599 | if (f->file_name) |
| 1600 | sfree(f->file_name); |
| 1601 | sfree(f); |
| 1602 | } |
| 1603 | free(td_new->files); |
| 1604 | td_new->files = NULL; |
| 1605 | } |
| 1606 | td_new->files_index = 0; |
| 1607 | td_new->files_size = 0; |
| 1608 | if (td_new->o.filename) { |
| 1609 | free(td_new->o.filename); |
| 1610 | td_new->o.filename = NULL; |
| 1611 | } |
| 1612 | } |
| 1613 | |
| 1614 | if (add_job(td_new, jobname, numjobs, 1, client_type)) |
| 1615 | goto err; |
| 1616 | } |
| 1617 | |
| 1618 | return 0; |
| 1619 | err: |
| 1620 | put_job(td); |
| 1621 | return -1; |
| 1622 | } |
| 1623 | |
| 1624 | /* |
| 1625 | * Parse as if 'o' was a command line |
| 1626 | */ |
| 1627 | void add_job_opts(const char **o, int client_type) |
| 1628 | { |
| 1629 | struct thread_data *td, *td_parent; |
| 1630 | int i, in_global = 1; |
| 1631 | char jobname[32]; |
| 1632 | |
| 1633 | i = 0; |
| 1634 | td_parent = td = NULL; |
| 1635 | while (o[i]) { |
| 1636 | if (!strncmp(o[i], "name", 4)) { |
| 1637 | in_global = 0; |
| 1638 | if (td) |
| 1639 | add_job(td, jobname, 0, 0, client_type); |
| 1640 | td = NULL; |
| 1641 | sprintf(jobname, "%s", o[i] + 5); |
| 1642 | } |
| 1643 | if (in_global && !td_parent) |
| 1644 | td_parent = get_new_job(1, &def_thread, 0, jobname); |
| 1645 | else if (!in_global && !td) { |
| 1646 | if (!td_parent) |
| 1647 | td_parent = &def_thread; |
| 1648 | td = get_new_job(0, td_parent, 0, jobname); |
| 1649 | } |
| 1650 | if (in_global) |
| 1651 | fio_options_parse(td_parent, (char **) &o[i], 1); |
| 1652 | else |
| 1653 | fio_options_parse(td, (char **) &o[i], 1); |
| 1654 | i++; |
| 1655 | } |
| 1656 | |
| 1657 | if (td) |
| 1658 | add_job(td, jobname, 0, 0, client_type); |
| 1659 | } |
| 1660 | |
| 1661 | static int skip_this_section(const char *name) |
| 1662 | { |
| 1663 | int i; |
| 1664 | |
| 1665 | if (!nr_job_sections) |
| 1666 | return 0; |
| 1667 | if (!strncmp(name, "global", 6)) |
| 1668 | return 0; |
| 1669 | |
| 1670 | for (i = 0; i < nr_job_sections; i++) |
| 1671 | if (!strcmp(job_sections[i], name)) |
| 1672 | return 0; |
| 1673 | |
| 1674 | return 1; |
| 1675 | } |
| 1676 | |
| 1677 | static int is_empty_or_comment(char *line) |
| 1678 | { |
| 1679 | unsigned int i; |
| 1680 | |
| 1681 | for (i = 0; i < strlen(line); i++) { |
| 1682 | if (line[i] == ';') |
| 1683 | return 1; |
| 1684 | if (line[i] == '#') |
| 1685 | return 1; |
| 1686 | if (!isspace((int) line[i]) && !iscntrl((int) line[i])) |
| 1687 | return 0; |
| 1688 | } |
| 1689 | |
| 1690 | return 1; |
| 1691 | } |
| 1692 | |
| 1693 | /* |
| 1694 | * This is our [ini] type file parser. |
| 1695 | */ |
| 1696 | int __parse_jobs_ini(struct thread_data *td, |
| 1697 | char *file, int is_buf, int stonewall_flag, int type, |
| 1698 | int nested, char *name, char ***popts, int *aopts, int *nopts) |
| 1699 | { |
| 1700 | unsigned int global = 0; |
| 1701 | char *string; |
| 1702 | FILE *f; |
| 1703 | char *p; |
| 1704 | int ret = 0, stonewall; |
| 1705 | int first_sect = 1; |
| 1706 | int skip_fgets = 0; |
| 1707 | int inside_skip = 0; |
| 1708 | char **opts; |
| 1709 | int i, alloc_opts, num_opts; |
| 1710 | |
| 1711 | dprint(FD_PARSE, "Parsing ini file %s\n", file); |
| 1712 | assert(td || !nested); |
| 1713 | |
| 1714 | if (is_buf) |
| 1715 | f = NULL; |
| 1716 | else { |
| 1717 | if (!strcmp(file, "-")) |
| 1718 | f = stdin; |
| 1719 | else |
| 1720 | f = fopen(file, "r"); |
| 1721 | |
| 1722 | if (!f) { |
| 1723 | int __err = errno; |
| 1724 | |
| 1725 | log_err("fio: unable to open '%s' job file\n", file); |
| 1726 | if (td) |
| 1727 | td_verror(td, __err, "job file open"); |
| 1728 | return 1; |
| 1729 | } |
| 1730 | } |
| 1731 | |
| 1732 | string = malloc(4096); |
| 1733 | |
| 1734 | /* |
| 1735 | * it's really 256 + small bit, 280 should suffice |
| 1736 | */ |
| 1737 | if (!nested) { |
| 1738 | name = malloc(280); |
| 1739 | memset(name, 0, 280); |
| 1740 | } |
| 1741 | |
| 1742 | opts = NULL; |
| 1743 | if (nested && popts) { |
| 1744 | opts = *popts; |
| 1745 | alloc_opts = *aopts; |
| 1746 | num_opts = *nopts; |
| 1747 | } |
| 1748 | |
| 1749 | if (!opts) { |
| 1750 | alloc_opts = 8; |
| 1751 | opts = malloc(sizeof(char *) * alloc_opts); |
| 1752 | num_opts = 0; |
| 1753 | } |
| 1754 | |
| 1755 | stonewall = stonewall_flag; |
| 1756 | do { |
| 1757 | /* |
| 1758 | * if skip_fgets is set, we already have loaded a line we |
| 1759 | * haven't handled. |
| 1760 | */ |
| 1761 | if (!skip_fgets) { |
| 1762 | if (is_buf) |
| 1763 | p = strsep(&file, "\n"); |
| 1764 | else |
| 1765 | p = fgets(string, 4096, f); |
| 1766 | if (!p) |
| 1767 | break; |
| 1768 | } |
| 1769 | |
| 1770 | skip_fgets = 0; |
| 1771 | strip_blank_front(&p); |
| 1772 | strip_blank_end(p); |
| 1773 | |
| 1774 | dprint(FD_PARSE, "%s\n", p); |
| 1775 | if (is_empty_or_comment(p)) |
| 1776 | continue; |
| 1777 | |
| 1778 | if (!nested) { |
| 1779 | if (sscanf(p, "[%255[^\n]]", name) != 1) { |
| 1780 | if (inside_skip) |
| 1781 | continue; |
| 1782 | |
| 1783 | log_err("fio: option <%s> outside of " |
| 1784 | "[] job section\n", p); |
| 1785 | ret = 1; |
| 1786 | break; |
| 1787 | } |
| 1788 | |
| 1789 | name[strlen(name) - 1] = '\0'; |
| 1790 | |
| 1791 | if (skip_this_section(name)) { |
| 1792 | inside_skip = 1; |
| 1793 | continue; |
| 1794 | } else |
| 1795 | inside_skip = 0; |
| 1796 | |
| 1797 | dprint(FD_PARSE, "Parsing section [%s]\n", name); |
| 1798 | |
| 1799 | global = !strncmp(name, "global", 6); |
| 1800 | |
| 1801 | if (dump_cmdline) { |
| 1802 | if (first_sect) |
| 1803 | log_info("fio "); |
| 1804 | if (!global) |
| 1805 | log_info("--name=%s ", name); |
| 1806 | first_sect = 0; |
| 1807 | } |
| 1808 | |
| 1809 | td = get_new_job(global, &def_thread, 0, name); |
| 1810 | if (!td) { |
| 1811 | ret = 1; |
| 1812 | break; |
| 1813 | } |
| 1814 | |
| 1815 | /* |
| 1816 | * Separate multiple job files by a stonewall |
| 1817 | */ |
| 1818 | if (!global && stonewall) { |
| 1819 | td->o.stonewall = stonewall; |
| 1820 | stonewall = 0; |
| 1821 | } |
| 1822 | |
| 1823 | num_opts = 0; |
| 1824 | memset(opts, 0, alloc_opts * sizeof(char *)); |
| 1825 | } |
| 1826 | else |
| 1827 | skip_fgets = 1; |
| 1828 | |
| 1829 | while (1) { |
| 1830 | if (!skip_fgets) { |
| 1831 | if (is_buf) |
| 1832 | p = strsep(&file, "\n"); |
| 1833 | else |
| 1834 | p = fgets(string, 4096, f); |
| 1835 | if (!p) |
| 1836 | break; |
| 1837 | dprint(FD_PARSE, "%s", p); |
| 1838 | } |
| 1839 | else |
| 1840 | skip_fgets = 0; |
| 1841 | |
| 1842 | if (is_empty_or_comment(p)) |
| 1843 | continue; |
| 1844 | |
| 1845 | strip_blank_front(&p); |
| 1846 | |
| 1847 | /* |
| 1848 | * new section, break out and make sure we don't |
| 1849 | * fgets() a new line at the top. |
| 1850 | */ |
| 1851 | if (p[0] == '[') { |
| 1852 | if (nested) { |
| 1853 | log_err("No new sections in included files\n"); |
| 1854 | return 1; |
| 1855 | } |
| 1856 | |
| 1857 | skip_fgets = 1; |
| 1858 | break; |
| 1859 | } |
| 1860 | |
| 1861 | strip_blank_end(p); |
| 1862 | |
| 1863 | if (!strncmp(p, "include", strlen("include"))) { |
| 1864 | char *filename = p + strlen("include") + 1, |
| 1865 | *ts, *full_fn = NULL; |
| 1866 | |
| 1867 | /* |
| 1868 | * Allow for the include filename |
| 1869 | * specification to be relative. |
| 1870 | */ |
| 1871 | if (access(filename, F_OK) && |
| 1872 | (ts = strrchr(file, '/'))) { |
| 1873 | int len = ts - file + |
| 1874 | strlen(filename) + 2; |
| 1875 | |
| 1876 | if (!(full_fn = calloc(1, len))) { |
| 1877 | ret = ENOMEM; |
| 1878 | break; |
| 1879 | } |
| 1880 | |
| 1881 | strncpy(full_fn, |
| 1882 | file, (ts - file) + 1); |
| 1883 | strncpy(full_fn + (ts - file) + 1, |
| 1884 | filename, strlen(filename)); |
| 1885 | full_fn[len - 1] = 0; |
| 1886 | filename = full_fn; |
| 1887 | } |
| 1888 | |
| 1889 | ret = __parse_jobs_ini(td, filename, is_buf, |
| 1890 | stonewall_flag, type, 1, |
| 1891 | name, &opts, |
| 1892 | &alloc_opts, &num_opts); |
| 1893 | |
| 1894 | if (ret) { |
| 1895 | log_err("Error %d while parsing " |
| 1896 | "include file %s\n", |
| 1897 | ret, filename); |
| 1898 | } |
| 1899 | |
| 1900 | if (full_fn) |
| 1901 | free(full_fn); |
| 1902 | |
| 1903 | if (ret) |
| 1904 | break; |
| 1905 | |
| 1906 | continue; |
| 1907 | } |
| 1908 | |
| 1909 | if (num_opts == alloc_opts) { |
| 1910 | alloc_opts <<= 1; |
| 1911 | opts = realloc(opts, |
| 1912 | alloc_opts * sizeof(char *)); |
| 1913 | } |
| 1914 | |
| 1915 | opts[num_opts] = strdup(p); |
| 1916 | num_opts++; |
| 1917 | } |
| 1918 | |
| 1919 | if (nested) { |
| 1920 | *popts = opts; |
| 1921 | *aopts = alloc_opts; |
| 1922 | *nopts = num_opts; |
| 1923 | goto out; |
| 1924 | } |
| 1925 | |
| 1926 | ret = fio_options_parse(td, opts, num_opts); |
| 1927 | if (!ret) { |
| 1928 | if (dump_cmdline) |
| 1929 | dump_opt_list(td); |
| 1930 | |
| 1931 | ret = add_job(td, name, 0, 0, type); |
| 1932 | } else { |
| 1933 | log_err("fio: job %s dropped\n", name); |
| 1934 | put_job(td); |
| 1935 | } |
| 1936 | |
| 1937 | for (i = 0; i < num_opts; i++) |
| 1938 | free(opts[i]); |
| 1939 | num_opts = 0; |
| 1940 | } while (!ret); |
| 1941 | |
| 1942 | if (dump_cmdline) |
| 1943 | log_info("\n"); |
| 1944 | |
| 1945 | i = 0; |
| 1946 | while (i < nr_job_sections) { |
| 1947 | free(job_sections[i]); |
| 1948 | i++; |
| 1949 | } |
| 1950 | |
| 1951 | free(opts); |
| 1952 | out: |
| 1953 | free(string); |
| 1954 | if (!nested) |
| 1955 | free(name); |
| 1956 | if (!is_buf && f != stdin) |
| 1957 | fclose(f); |
| 1958 | return ret; |
| 1959 | } |
| 1960 | |
| 1961 | int parse_jobs_ini(char *file, int is_buf, int stonewall_flag, int type) |
| 1962 | { |
| 1963 | return __parse_jobs_ini(NULL, file, is_buf, stonewall_flag, type, |
| 1964 | 0, NULL, NULL, NULL, NULL); |
| 1965 | } |
| 1966 | |
| 1967 | static int fill_def_thread(void) |
| 1968 | { |
| 1969 | memset(&def_thread, 0, sizeof(def_thread)); |
| 1970 | INIT_FLIST_HEAD(&def_thread.opt_list); |
| 1971 | |
| 1972 | fio_getaffinity(getpid(), &def_thread.o.cpumask); |
| 1973 | def_thread.o.error_dump = 1; |
| 1974 | |
| 1975 | /* |
| 1976 | * fill default options |
| 1977 | */ |
| 1978 | fio_fill_default_options(&def_thread); |
| 1979 | return 0; |
| 1980 | } |
| 1981 | |
| 1982 | static void show_debug_categories(void) |
| 1983 | { |
| 1984 | #ifdef FIO_INC_DEBUG |
| 1985 | struct debug_level *dl = &debug_levels[0]; |
| 1986 | int curlen, first = 1; |
| 1987 | |
| 1988 | curlen = 0; |
| 1989 | while (dl->name) { |
| 1990 | int has_next = (dl + 1)->name != NULL; |
| 1991 | |
| 1992 | if (first || curlen + strlen(dl->name) >= 80) { |
| 1993 | if (!first) { |
| 1994 | printf("\n"); |
| 1995 | curlen = 0; |
| 1996 | } |
| 1997 | curlen += printf("\t\t\t%s", dl->name); |
| 1998 | curlen += 3 * (8 - 1); |
| 1999 | if (has_next) |
| 2000 | curlen += printf(","); |
| 2001 | } else { |
| 2002 | curlen += printf("%s", dl->name); |
| 2003 | if (has_next) |
| 2004 | curlen += printf(","); |
| 2005 | } |
| 2006 | dl++; |
| 2007 | first = 0; |
| 2008 | } |
| 2009 | printf("\n"); |
| 2010 | #endif |
| 2011 | } |
| 2012 | |
| 2013 | static void usage(const char *name) |
| 2014 | { |
| 2015 | printf("%s\n", fio_version_string); |
| 2016 | printf("%s [options] [job options] <job file(s)>\n", name); |
| 2017 | printf(" --debug=options\tEnable debug logging. May be one/more of:\n"); |
| 2018 | show_debug_categories(); |
| 2019 | printf(" --parse-only\t\tParse options only, don't start any IO\n"); |
| 2020 | printf(" --output\t\tWrite output to file\n"); |
| 2021 | printf(" --runtime\t\tRuntime in seconds\n"); |
| 2022 | printf(" --bandwidth-log\tGenerate per-job bandwidth logs\n"); |
| 2023 | printf(" --minimal\t\tMinimal (terse) output\n"); |
| 2024 | printf(" --output-format=x\tOutput format (terse,json,json+,normal)\n"); |
| 2025 | printf(" --terse-version=x\tSet terse version output format to 'x'\n"); |
| 2026 | printf(" --version\t\tPrint version info and exit\n"); |
| 2027 | printf(" --help\t\tPrint this page\n"); |
| 2028 | printf(" --cpuclock-test\tPerform test/validation of CPU clock\n"); |
| 2029 | printf(" --crctest\t\tTest speed of checksum functions\n"); |
| 2030 | printf(" --cmdhelp=cmd\t\tPrint command help, \"all\" for all of" |
| 2031 | " them\n"); |
| 2032 | printf(" --enghelp=engine\tPrint ioengine help, or list" |
| 2033 | " available ioengines\n"); |
| 2034 | printf(" --enghelp=engine,cmd\tPrint help for an ioengine" |
| 2035 | " cmd\n"); |
| 2036 | printf(" --showcmd\t\tTurn a job file into command line options\n"); |
| 2037 | printf(" --eta=when\t\tWhen ETA estimate should be printed\n"); |
| 2038 | printf(" \t\tMay be \"always\", \"never\" or \"auto\"\n"); |
| 2039 | printf(" --eta-newline=time\tForce a new line for every 'time'"); |
| 2040 | printf(" period passed\n"); |
| 2041 | printf(" --status-interval=t\tForce full status dump every"); |
| 2042 | printf(" 't' period passed\n"); |
| 2043 | printf(" --readonly\t\tTurn on safety read-only checks, preventing" |
| 2044 | " writes\n"); |
| 2045 | printf(" --section=name\tOnly run specified section in job file\n"); |
| 2046 | printf(" --alloc-size=kb\tSet smalloc pool to this size in kb" |
| 2047 | " (def 1024)\n"); |
| 2048 | printf(" --warnings-fatal\tFio parser warnings are fatal\n"); |
| 2049 | printf(" --max-jobs=nr\t\tMaximum number of threads/processes to support\n"); |
| 2050 | printf(" --server=args\t\tStart a backend fio server\n"); |
| 2051 | printf(" --daemonize=pidfile\tBackground fio server, write pid to file\n"); |
| 2052 | printf(" --client=hostname\tTalk to remote backend fio server at hostname\n"); |
| 2053 | printf(" --remote-config=file\tTell fio server to load this local job file\n"); |
| 2054 | printf(" --idle-prof=option\tReport cpu idleness on a system or percpu basis\n" |
| 2055 | "\t\t\t(option=system,percpu) or run unit work\n" |
| 2056 | "\t\t\tcalibration only (option=calibrate)\n"); |
| 2057 | #ifdef CONFIG_ZLIB |
| 2058 | printf(" --inflate-log=log\tInflate and output compressed log\n"); |
| 2059 | #endif |
| 2060 | printf(" --trigger-file=file\tExecute trigger cmd when file exists\n"); |
| 2061 | printf(" --trigger-timeout=t\tExecute trigger af this time\n"); |
| 2062 | printf(" --trigger=cmd\t\tSet this command as local trigger\n"); |
| 2063 | printf(" --trigger-remote=cmd\tSet this command as remote trigger\n"); |
| 2064 | printf(" --aux-path=path\tUse this path for fio state generated files\n"); |
| 2065 | printf("\nFio was written by Jens Axboe <jens.axboe@oracle.com>"); |
| 2066 | printf("\n Jens Axboe <jaxboe@fusionio.com>"); |
| 2067 | printf("\n Jens Axboe <axboe@fb.com>\n"); |
| 2068 | } |
| 2069 | |
| 2070 | #ifdef FIO_INC_DEBUG |
| 2071 | struct debug_level debug_levels[] = { |
| 2072 | { .name = "process", |
| 2073 | .help = "Process creation/exit logging", |
| 2074 | .shift = FD_PROCESS, |
| 2075 | }, |
| 2076 | { .name = "file", |
| 2077 | .help = "File related action logging", |
| 2078 | .shift = FD_FILE, |
| 2079 | }, |
| 2080 | { .name = "io", |
| 2081 | .help = "IO and IO engine action logging (offsets, queue, completions, etc)", |
| 2082 | .shift = FD_IO, |
| 2083 | }, |
| 2084 | { .name = "mem", |
| 2085 | .help = "Memory allocation/freeing logging", |
| 2086 | .shift = FD_MEM, |
| 2087 | }, |
| 2088 | { .name = "blktrace", |
| 2089 | .help = "blktrace action logging", |
| 2090 | .shift = FD_BLKTRACE, |
| 2091 | }, |
| 2092 | { .name = "verify", |
| 2093 | .help = "IO verification action logging", |
| 2094 | .shift = FD_VERIFY, |
| 2095 | }, |
| 2096 | { .name = "random", |
| 2097 | .help = "Random generation logging", |
| 2098 | .shift = FD_RANDOM, |
| 2099 | }, |
| 2100 | { .name = "parse", |
| 2101 | .help = "Parser logging", |
| 2102 | .shift = FD_PARSE, |
| 2103 | }, |
| 2104 | { .name = "diskutil", |
| 2105 | .help = "Disk utility logging actions", |
| 2106 | .shift = FD_DISKUTIL, |
| 2107 | }, |
| 2108 | { .name = "job", |
| 2109 | .help = "Logging related to creating/destroying jobs", |
| 2110 | .shift = FD_JOB, |
| 2111 | }, |
| 2112 | { .name = "mutex", |
| 2113 | .help = "Mutex logging", |
| 2114 | .shift = FD_MUTEX |
| 2115 | }, |
| 2116 | { .name = "profile", |
| 2117 | .help = "Logging related to profiles", |
| 2118 | .shift = FD_PROFILE, |
| 2119 | }, |
| 2120 | { .name = "time", |
| 2121 | .help = "Logging related to time keeping functions", |
| 2122 | .shift = FD_TIME, |
| 2123 | }, |
| 2124 | { .name = "net", |
| 2125 | .help = "Network logging", |
| 2126 | .shift = FD_NET, |
| 2127 | }, |
| 2128 | { .name = "rate", |
| 2129 | .help = "Rate logging", |
| 2130 | .shift = FD_RATE, |
| 2131 | }, |
| 2132 | { .name = "compress", |
| 2133 | .help = "Log compression logging", |
| 2134 | .shift = FD_COMPRESS, |
| 2135 | }, |
| 2136 | { .name = NULL, }, |
| 2137 | }; |
| 2138 | |
| 2139 | static int set_debug(const char *string) |
| 2140 | { |
| 2141 | struct debug_level *dl; |
| 2142 | char *p = (char *) string; |
| 2143 | char *opt; |
| 2144 | int i; |
| 2145 | |
| 2146 | if (!string) |
| 2147 | return 0; |
| 2148 | |
| 2149 | if (!strcmp(string, "?") || !strcmp(string, "help")) { |
| 2150 | log_info("fio: dumping debug options:"); |
| 2151 | for (i = 0; debug_levels[i].name; i++) { |
| 2152 | dl = &debug_levels[i]; |
| 2153 | log_info("%s,", dl->name); |
| 2154 | } |
| 2155 | log_info("all\n"); |
| 2156 | return 1; |
| 2157 | } |
| 2158 | |
| 2159 | while ((opt = strsep(&p, ",")) != NULL) { |
| 2160 | int found = 0; |
| 2161 | |
| 2162 | if (!strncmp(opt, "all", 3)) { |
| 2163 | log_info("fio: set all debug options\n"); |
| 2164 | fio_debug = ~0UL; |
| 2165 | continue; |
| 2166 | } |
| 2167 | |
| 2168 | for (i = 0; debug_levels[i].name; i++) { |
| 2169 | dl = &debug_levels[i]; |
| 2170 | found = !strncmp(opt, dl->name, strlen(dl->name)); |
| 2171 | if (!found) |
| 2172 | continue; |
| 2173 | |
| 2174 | if (dl->shift == FD_JOB) { |
| 2175 | opt = strchr(opt, ':'); |
| 2176 | if (!opt) { |
| 2177 | log_err("fio: missing job number\n"); |
| 2178 | break; |
| 2179 | } |
| 2180 | opt++; |
| 2181 | fio_debug_jobno = atoi(opt); |
| 2182 | log_info("fio: set debug jobno %d\n", |
| 2183 | fio_debug_jobno); |
| 2184 | } else { |
| 2185 | log_info("fio: set debug option %s\n", opt); |
| 2186 | fio_debug |= (1UL << dl->shift); |
| 2187 | } |
| 2188 | break; |
| 2189 | } |
| 2190 | |
| 2191 | if (!found) |
| 2192 | log_err("fio: debug mask %s not found\n", opt); |
| 2193 | } |
| 2194 | return 0; |
| 2195 | } |
| 2196 | #else |
| 2197 | static int set_debug(const char *string) |
| 2198 | { |
| 2199 | log_err("fio: debug tracing not included in build\n"); |
| 2200 | return 1; |
| 2201 | } |
| 2202 | #endif |
| 2203 | |
| 2204 | static void fio_options_fill_optstring(void) |
| 2205 | { |
| 2206 | char *ostr = cmd_optstr; |
| 2207 | int i, c; |
| 2208 | |
| 2209 | c = i = 0; |
| 2210 | while (l_opts[i].name) { |
| 2211 | ostr[c++] = l_opts[i].val; |
| 2212 | if (l_opts[i].has_arg == required_argument) |
| 2213 | ostr[c++] = ':'; |
| 2214 | else if (l_opts[i].has_arg == optional_argument) { |
| 2215 | ostr[c++] = ':'; |
| 2216 | ostr[c++] = ':'; |
| 2217 | } |
| 2218 | i++; |
| 2219 | } |
| 2220 | ostr[c] = '\0'; |
| 2221 | } |
| 2222 | |
| 2223 | static int client_flag_set(char c) |
| 2224 | { |
| 2225 | int i; |
| 2226 | |
| 2227 | i = 0; |
| 2228 | while (l_opts[i].name) { |
| 2229 | int val = l_opts[i].val; |
| 2230 | |
| 2231 | if (c == (val & 0xff)) |
| 2232 | return (val & FIO_CLIENT_FLAG); |
| 2233 | |
| 2234 | i++; |
| 2235 | } |
| 2236 | |
| 2237 | return 0; |
| 2238 | } |
| 2239 | |
| 2240 | static void parse_cmd_client(void *client, char *opt) |
| 2241 | { |
| 2242 | fio_client_add_cmd_option(client, opt); |
| 2243 | } |
| 2244 | |
| 2245 | static void show_closest_option(const char *name) |
| 2246 | { |
| 2247 | int best_option, best_distance; |
| 2248 | int i, distance; |
| 2249 | |
| 2250 | while (*name == '-') |
| 2251 | name++; |
| 2252 | |
| 2253 | best_option = -1; |
| 2254 | best_distance = INT_MAX; |
| 2255 | i = 0; |
| 2256 | while (l_opts[i].name) { |
| 2257 | distance = string_distance(name, l_opts[i].name); |
| 2258 | if (distance < best_distance) { |
| 2259 | best_distance = distance; |
| 2260 | best_option = i; |
| 2261 | } |
| 2262 | i++; |
| 2263 | } |
| 2264 | |
| 2265 | if (best_option != -1 && string_distance_ok(name, best_distance)) |
| 2266 | log_err("Did you mean %s?\n", l_opts[best_option].name); |
| 2267 | } |
| 2268 | |
| 2269 | static int parse_output_format(const char *optarg) |
| 2270 | { |
| 2271 | char *p, *orig, *opt; |
| 2272 | int ret = 0; |
| 2273 | |
| 2274 | p = orig = strdup(optarg); |
| 2275 | |
| 2276 | output_format = 0; |
| 2277 | |
| 2278 | while ((opt = strsep(&p, ",")) != NULL) { |
| 2279 | if (!strcmp(opt, "minimal") || |
| 2280 | !strcmp(opt, "terse") || |
| 2281 | !strcmp(opt, "csv")) |
| 2282 | output_format |= FIO_OUTPUT_TERSE; |
| 2283 | else if (!strcmp(opt, "json")) |
| 2284 | output_format |= FIO_OUTPUT_JSON; |
| 2285 | else if (!strcmp(opt, "json+")) |
| 2286 | output_format |= (FIO_OUTPUT_JSON | FIO_OUTPUT_JSON_PLUS); |
| 2287 | else if (!strcmp(opt, "normal")) |
| 2288 | output_format |= FIO_OUTPUT_NORMAL; |
| 2289 | else { |
| 2290 | log_err("fio: invalid output format %s\n", opt); |
| 2291 | ret = 1; |
| 2292 | break; |
| 2293 | } |
| 2294 | } |
| 2295 | |
| 2296 | free(orig); |
| 2297 | return ret; |
| 2298 | } |
| 2299 | |
| 2300 | int parse_cmd_line(int argc, char *argv[], int client_type) |
| 2301 | { |
| 2302 | struct thread_data *td = NULL; |
| 2303 | int c, ini_idx = 0, lidx, ret = 0, do_exit = 0, exit_val = 0; |
| 2304 | char *ostr = cmd_optstr; |
| 2305 | void *pid_file = NULL; |
| 2306 | void *cur_client = NULL; |
| 2307 | int backend = 0; |
| 2308 | |
| 2309 | /* |
| 2310 | * Reset optind handling, since we may call this multiple times |
| 2311 | * for the backend. |
| 2312 | */ |
| 2313 | optind = 1; |
| 2314 | |
| 2315 | while ((c = getopt_long_only(argc, argv, ostr, l_opts, &lidx)) != -1) { |
| 2316 | if ((c & FIO_CLIENT_FLAG) || client_flag_set(c)) { |
| 2317 | parse_cmd_client(cur_client, argv[optind - 1]); |
| 2318 | c &= ~FIO_CLIENT_FLAG; |
| 2319 | } |
| 2320 | |
| 2321 | switch (c) { |
| 2322 | case 'a': |
| 2323 | smalloc_pool_size = atoi(optarg); |
| 2324 | break; |
| 2325 | case 't': |
| 2326 | if (check_str_time(optarg, &def_timeout, 1)) { |
| 2327 | log_err("fio: failed parsing time %s\n", optarg); |
| 2328 | do_exit++; |
| 2329 | exit_val = 1; |
| 2330 | } |
| 2331 | break; |
| 2332 | case 'l': |
| 2333 | log_err("fio: --latency-log is deprecated. Use per-job latency log options.\n"); |
| 2334 | do_exit++; |
| 2335 | exit_val = 1; |
| 2336 | break; |
| 2337 | case 'b': |
| 2338 | write_bw_log = 1; |
| 2339 | break; |
| 2340 | case 'o': |
| 2341 | if (f_out && f_out != stdout) |
| 2342 | fclose(f_out); |
| 2343 | |
| 2344 | f_out = fopen(optarg, "w+"); |
| 2345 | if (!f_out) { |
| 2346 | perror("fopen output"); |
| 2347 | exit(1); |
| 2348 | } |
| 2349 | f_err = f_out; |
| 2350 | break; |
| 2351 | case 'm': |
| 2352 | output_format = FIO_OUTPUT_TERSE; |
| 2353 | break; |
| 2354 | case 'F': |
| 2355 | if (!optarg) { |
| 2356 | log_err("fio: missing --output-format argument\n"); |
| 2357 | exit_val = 1; |
| 2358 | do_exit++; |
| 2359 | break; |
| 2360 | } |
| 2361 | if (parse_output_format(optarg)) { |
| 2362 | log_err("fio: failed parsing output-format\n"); |
| 2363 | exit_val = 1; |
| 2364 | do_exit++; |
| 2365 | break; |
| 2366 | } |
| 2367 | break; |
| 2368 | case 'f': |
| 2369 | output_format |= FIO_OUTPUT_TERSE; |
| 2370 | break; |
| 2371 | case 'h': |
| 2372 | did_arg = 1; |
| 2373 | if (!cur_client) { |
| 2374 | usage(argv[0]); |
| 2375 | do_exit++; |
| 2376 | } |
| 2377 | break; |
| 2378 | case 'c': |
| 2379 | did_arg = 1; |
| 2380 | if (!cur_client) { |
| 2381 | fio_show_option_help(optarg); |
| 2382 | do_exit++; |
| 2383 | } |
| 2384 | break; |
| 2385 | case 'i': |
| 2386 | did_arg = 1; |
| 2387 | if (!cur_client) { |
| 2388 | fio_show_ioengine_help(optarg); |
| 2389 | do_exit++; |
| 2390 | } |
| 2391 | break; |
| 2392 | case 's': |
| 2393 | did_arg = 1; |
| 2394 | dump_cmdline = 1; |
| 2395 | break; |
| 2396 | case 'r': |
| 2397 | read_only = 1; |
| 2398 | break; |
| 2399 | case 'v': |
| 2400 | did_arg = 1; |
| 2401 | if (!cur_client) { |
| 2402 | log_info("%s\n", fio_version_string); |
| 2403 | do_exit++; |
| 2404 | } |
| 2405 | break; |
| 2406 | case 'V': |
| 2407 | terse_version = atoi(optarg); |
| 2408 | if (!(terse_version == 2 || terse_version == 3 || |
| 2409 | terse_version == 4)) { |
| 2410 | log_err("fio: bad terse version format\n"); |
| 2411 | exit_val = 1; |
| 2412 | do_exit++; |
| 2413 | } |
| 2414 | break; |
| 2415 | case 'e': |
| 2416 | if (!strcmp("always", optarg)) |
| 2417 | eta_print = FIO_ETA_ALWAYS; |
| 2418 | else if (!strcmp("never", optarg)) |
| 2419 | eta_print = FIO_ETA_NEVER; |
| 2420 | break; |
| 2421 | case 'E': { |
| 2422 | long long t = 0; |
| 2423 | |
| 2424 | if (check_str_time(optarg, &t, 1)) { |
| 2425 | log_err("fio: failed parsing eta time %s\n", optarg); |
| 2426 | exit_val = 1; |
| 2427 | do_exit++; |
| 2428 | } |
| 2429 | eta_new_line = t / 1000; |
| 2430 | break; |
| 2431 | } |
| 2432 | case 'd': |
| 2433 | if (set_debug(optarg)) |
| 2434 | do_exit++; |
| 2435 | break; |
| 2436 | case 'P': |
| 2437 | did_arg = 1; |
| 2438 | parse_only = 1; |
| 2439 | break; |
| 2440 | case 'x': { |
| 2441 | size_t new_size; |
| 2442 | |
| 2443 | if (!strcmp(optarg, "global")) { |
| 2444 | log_err("fio: can't use global as only " |
| 2445 | "section\n"); |
| 2446 | do_exit++; |
| 2447 | exit_val = 1; |
| 2448 | break; |
| 2449 | } |
| 2450 | new_size = (nr_job_sections + 1) * sizeof(char *); |
| 2451 | job_sections = realloc(job_sections, new_size); |
| 2452 | job_sections[nr_job_sections] = strdup(optarg); |
| 2453 | nr_job_sections++; |
| 2454 | break; |
| 2455 | } |
| 2456 | #ifdef CONFIG_ZLIB |
| 2457 | case 'X': |
| 2458 | exit_val = iolog_file_inflate(optarg); |
| 2459 | did_arg++; |
| 2460 | do_exit++; |
| 2461 | break; |
| 2462 | #endif |
| 2463 | case 'p': |
| 2464 | did_arg = 1; |
| 2465 | if (exec_profile) |
| 2466 | free(exec_profile); |
| 2467 | exec_profile = strdup(optarg); |
| 2468 | break; |
| 2469 | case FIO_GETOPT_JOB: { |
| 2470 | const char *opt = l_opts[lidx].name; |
| 2471 | char *val = optarg; |
| 2472 | |
| 2473 | if (!strncmp(opt, "name", 4) && td) { |
| 2474 | ret = add_job(td, td->o.name ?: "fio", 0, 0, client_type); |
| 2475 | if (ret) |
| 2476 | goto out_free; |
| 2477 | td = NULL; |
| 2478 | did_arg = 1; |
| 2479 | } |
| 2480 | if (!td) { |
| 2481 | int is_section = !strncmp(opt, "name", 4); |
| 2482 | int global = 0; |
| 2483 | |
| 2484 | if (!is_section || !strncmp(val, "global", 6)) |
| 2485 | global = 1; |
| 2486 | |
| 2487 | if (is_section && skip_this_section(val)) |
| 2488 | continue; |
| 2489 | |
| 2490 | td = get_new_job(global, &def_thread, 1, NULL); |
| 2491 | if (!td || ioengine_load(td)) { |
| 2492 | if (td) { |
| 2493 | put_job(td); |
| 2494 | td = NULL; |
| 2495 | } |
| 2496 | do_exit++; |
| 2497 | exit_val = 1; |
| 2498 | break; |
| 2499 | } |
| 2500 | fio_options_set_ioengine_opts(l_opts, td); |
| 2501 | } |
| 2502 | |
| 2503 | if ((!val || !strlen(val)) && |
| 2504 | l_opts[lidx].has_arg == required_argument) { |
| 2505 | log_err("fio: option %s requires an argument\n", opt); |
| 2506 | ret = 1; |
| 2507 | } else |
| 2508 | ret = fio_cmd_option_parse(td, opt, val); |
| 2509 | |
| 2510 | if (ret) { |
| 2511 | if (td) { |
| 2512 | put_job(td); |
| 2513 | td = NULL; |
| 2514 | } |
| 2515 | do_exit++; |
| 2516 | exit_val = 1; |
| 2517 | } |
| 2518 | |
| 2519 | if (!ret && !strcmp(opt, "ioengine")) { |
| 2520 | free_ioengine(td); |
| 2521 | if (ioengine_load(td)) { |
| 2522 | put_job(td); |
| 2523 | td = NULL; |
| 2524 | do_exit++; |
| 2525 | exit_val = 1; |
| 2526 | break; |
| 2527 | } |
| 2528 | fio_options_set_ioengine_opts(l_opts, td); |
| 2529 | } |
| 2530 | break; |
| 2531 | } |
| 2532 | case FIO_GETOPT_IOENGINE: { |
| 2533 | const char *opt = l_opts[lidx].name; |
| 2534 | char *val = optarg; |
| 2535 | |
| 2536 | if (!td) |
| 2537 | break; |
| 2538 | |
| 2539 | ret = fio_cmd_ioengine_option_parse(td, opt, val); |
| 2540 | break; |
| 2541 | } |
| 2542 | case 'w': |
| 2543 | warnings_fatal = 1; |
| 2544 | break; |
| 2545 | case 'j': |
| 2546 | max_jobs = atoi(optarg); |
| 2547 | if (!max_jobs || max_jobs > REAL_MAX_JOBS) { |
| 2548 | log_err("fio: invalid max jobs: %d\n", max_jobs); |
| 2549 | do_exit++; |
| 2550 | exit_val = 1; |
| 2551 | } |
| 2552 | break; |
| 2553 | case 'S': |
| 2554 | did_arg = 1; |
| 2555 | #ifndef CONFIG_NO_SHM |
| 2556 | if (nr_clients) { |
| 2557 | log_err("fio: can't be both client and server\n"); |
| 2558 | do_exit++; |
| 2559 | exit_val = 1; |
| 2560 | break; |
| 2561 | } |
| 2562 | if (optarg) |
| 2563 | fio_server_set_arg(optarg); |
| 2564 | is_backend = 1; |
| 2565 | backend = 1; |
| 2566 | #else |
| 2567 | log_err("fio: client/server requires SHM support\n"); |
| 2568 | do_exit++; |
| 2569 | exit_val = 1; |
| 2570 | #endif |
| 2571 | break; |
| 2572 | case 'D': |
| 2573 | if (pid_file) |
| 2574 | free(pid_file); |
| 2575 | pid_file = strdup(optarg); |
| 2576 | break; |
| 2577 | case 'I': |
| 2578 | if ((ret = fio_idle_prof_parse_opt(optarg))) { |
| 2579 | /* exit on error and calibration only */ |
| 2580 | did_arg = 1; |
| 2581 | do_exit++; |
| 2582 | if (ret == -1) |
| 2583 | exit_val = 1; |
| 2584 | } |
| 2585 | break; |
| 2586 | case 'C': |
| 2587 | did_arg = 1; |
| 2588 | if (is_backend) { |
| 2589 | log_err("fio: can't be both client and server\n"); |
| 2590 | do_exit++; |
| 2591 | exit_val = 1; |
| 2592 | break; |
| 2593 | } |
| 2594 | /* if --client parameter contains a pathname */ |
| 2595 | if (0 == access(optarg, R_OK)) { |
| 2596 | /* file contains a list of host addrs or names */ |
| 2597 | char hostaddr[PATH_MAX] = {0}; |
| 2598 | char formatstr[8]; |
| 2599 | FILE * hostf = fopen(optarg, "r"); |
| 2600 | if (!hostf) { |
| 2601 | log_err("fio: could not open client list file %s for read\n", optarg); |
| 2602 | do_exit++; |
| 2603 | exit_val = 1; |
| 2604 | break; |
| 2605 | } |
| 2606 | sprintf(formatstr, "%%%ds", PATH_MAX - 1); |
| 2607 | /* |
| 2608 | * read at most PATH_MAX-1 chars from each |
| 2609 | * record in this file |
| 2610 | */ |
| 2611 | while (fscanf(hostf, formatstr, hostaddr) == 1) { |
| 2612 | /* expect EVERY host in file to be valid */ |
| 2613 | if (fio_client_add(&fio_client_ops, hostaddr, &cur_client)) { |
| 2614 | log_err("fio: failed adding client %s from file %s\n", hostaddr, optarg); |
| 2615 | do_exit++; |
| 2616 | exit_val = 1; |
| 2617 | break; |
| 2618 | } |
| 2619 | } |
| 2620 | fclose(hostf); |
| 2621 | break; /* no possibility of job file for "this client only" */ |
| 2622 | } |
| 2623 | if (fio_client_add(&fio_client_ops, optarg, &cur_client)) { |
| 2624 | log_err("fio: failed adding client %s\n", optarg); |
| 2625 | do_exit++; |
| 2626 | exit_val = 1; |
| 2627 | break; |
| 2628 | } |
| 2629 | /* |
| 2630 | * If the next argument exists and isn't an option, |
| 2631 | * assume it's a job file for this client only. |
| 2632 | */ |
| 2633 | while (optind < argc) { |
| 2634 | if (!strncmp(argv[optind], "--", 2) || |
| 2635 | !strncmp(argv[optind], "-", 1)) |
| 2636 | break; |
| 2637 | |
| 2638 | if (fio_client_add_ini_file(cur_client, argv[optind], false)) |
| 2639 | break; |
| 2640 | optind++; |
| 2641 | } |
| 2642 | break; |
| 2643 | case 'R': |
| 2644 | did_arg = 1; |
| 2645 | if (fio_client_add_ini_file(cur_client, optarg, true)) { |
| 2646 | do_exit++; |
| 2647 | exit_val = 1; |
| 2648 | } |
| 2649 | break; |
| 2650 | case 'T': |
| 2651 | did_arg = 1; |
| 2652 | do_exit++; |
| 2653 | exit_val = fio_monotonic_clocktest(1); |
| 2654 | break; |
| 2655 | case 'G': |
| 2656 | did_arg = 1; |
| 2657 | do_exit++; |
| 2658 | exit_val = fio_crctest(optarg); |
| 2659 | break; |
| 2660 | case 'L': { |
| 2661 | long long val; |
| 2662 | |
| 2663 | if (check_str_time(optarg, &val, 1)) { |
| 2664 | log_err("fio: failed parsing time %s\n", optarg); |
| 2665 | do_exit++; |
| 2666 | exit_val = 1; |
| 2667 | break; |
| 2668 | } |
| 2669 | status_interval = val / 1000; |
| 2670 | break; |
| 2671 | } |
| 2672 | case 'W': |
| 2673 | if (trigger_file) |
| 2674 | free(trigger_file); |
| 2675 | trigger_file = strdup(optarg); |
| 2676 | break; |
| 2677 | case 'H': |
| 2678 | if (trigger_cmd) |
| 2679 | free(trigger_cmd); |
| 2680 | trigger_cmd = strdup(optarg); |
| 2681 | break; |
| 2682 | case 'J': |
| 2683 | if (trigger_remote_cmd) |
| 2684 | free(trigger_remote_cmd); |
| 2685 | trigger_remote_cmd = strdup(optarg); |
| 2686 | break; |
| 2687 | case 'K': |
| 2688 | if (aux_path) |
| 2689 | free(aux_path); |
| 2690 | aux_path = strdup(optarg); |
| 2691 | break; |
| 2692 | case 'B': |
| 2693 | if (check_str_time(optarg, &trigger_timeout, 1)) { |
| 2694 | log_err("fio: failed parsing time %s\n", optarg); |
| 2695 | do_exit++; |
| 2696 | exit_val = 1; |
| 2697 | } |
| 2698 | trigger_timeout /= 1000000; |
| 2699 | break; |
| 2700 | case '?': |
| 2701 | log_err("%s: unrecognized option '%s'\n", argv[0], |
| 2702 | argv[optind - 1]); |
| 2703 | show_closest_option(argv[optind - 1]); |
| 2704 | default: |
| 2705 | do_exit++; |
| 2706 | exit_val = 1; |
| 2707 | break; |
| 2708 | } |
| 2709 | if (do_exit) |
| 2710 | break; |
| 2711 | } |
| 2712 | |
| 2713 | if (do_exit && !(is_backend || nr_clients)) |
| 2714 | exit(exit_val); |
| 2715 | |
| 2716 | if (nr_clients && fio_clients_connect()) |
| 2717 | exit(1); |
| 2718 | |
| 2719 | if (is_backend && backend) |
| 2720 | return fio_start_server(pid_file); |
| 2721 | else if (pid_file) |
| 2722 | free(pid_file); |
| 2723 | |
| 2724 | if (td) { |
| 2725 | if (!ret) { |
| 2726 | ret = add_job(td, td->o.name ?: "fio", 0, 0, client_type); |
| 2727 | if (ret) |
| 2728 | did_arg = 1; |
| 2729 | } |
| 2730 | } |
| 2731 | |
| 2732 | while (!ret && optind < argc) { |
| 2733 | ini_idx++; |
| 2734 | ini_file = realloc(ini_file, ini_idx * sizeof(char *)); |
| 2735 | ini_file[ini_idx - 1] = strdup(argv[optind]); |
| 2736 | optind++; |
| 2737 | } |
| 2738 | |
| 2739 | out_free: |
| 2740 | if (pid_file) |
| 2741 | free(pid_file); |
| 2742 | |
| 2743 | return ini_idx; |
| 2744 | } |
| 2745 | |
| 2746 | int fio_init_options(void) |
| 2747 | { |
| 2748 | f_out = stdout; |
| 2749 | f_err = stderr; |
| 2750 | |
| 2751 | fio_options_fill_optstring(); |
| 2752 | fio_options_dup_and_init(l_opts); |
| 2753 | |
| 2754 | atexit(free_shm); |
| 2755 | |
| 2756 | if (fill_def_thread()) |
| 2757 | return 1; |
| 2758 | |
| 2759 | return 0; |
| 2760 | } |
| 2761 | |
| 2762 | extern int fio_check_options(struct thread_options *); |
| 2763 | |
| 2764 | int parse_options(int argc, char *argv[]) |
| 2765 | { |
| 2766 | const int type = FIO_CLIENT_TYPE_CLI; |
| 2767 | int job_files, i; |
| 2768 | |
| 2769 | if (fio_init_options()) |
| 2770 | return 1; |
| 2771 | if (fio_test_cconv(&def_thread.o)) |
| 2772 | log_err("fio: failed internal cconv test\n"); |
| 2773 | |
| 2774 | job_files = parse_cmd_line(argc, argv, type); |
| 2775 | |
| 2776 | if (job_files > 0) { |
| 2777 | for (i = 0; i < job_files; i++) { |
| 2778 | if (i && fill_def_thread()) |
| 2779 | return 1; |
| 2780 | if (nr_clients) { |
| 2781 | if (fio_clients_send_ini(ini_file[i])) |
| 2782 | return 1; |
| 2783 | free(ini_file[i]); |
| 2784 | } else if (!is_backend) { |
| 2785 | if (parse_jobs_ini(ini_file[i], 0, i, type)) |
| 2786 | return 1; |
| 2787 | free(ini_file[i]); |
| 2788 | } |
| 2789 | } |
| 2790 | } else if (nr_clients) { |
| 2791 | if (fill_def_thread()) |
| 2792 | return 1; |
| 2793 | if (fio_clients_send_ini(NULL)) |
| 2794 | return 1; |
| 2795 | } |
| 2796 | |
| 2797 | free(ini_file); |
| 2798 | fio_options_free(&def_thread); |
| 2799 | filesetup_mem_free(); |
| 2800 | |
| 2801 | if (!thread_number) { |
| 2802 | if (parse_dryrun()) |
| 2803 | return 0; |
| 2804 | if (exec_profile) |
| 2805 | return 0; |
| 2806 | if (is_backend || nr_clients) |
| 2807 | return 0; |
| 2808 | if (did_arg) |
| 2809 | return 0; |
| 2810 | |
| 2811 | log_err("No jobs(s) defined\n\n"); |
| 2812 | |
| 2813 | if (!did_arg) { |
| 2814 | usage(argv[0]); |
| 2815 | return 1; |
| 2816 | } |
| 2817 | |
| 2818 | return 0; |
| 2819 | } |
| 2820 | |
| 2821 | if (output_format & FIO_OUTPUT_NORMAL) |
| 2822 | log_info("%s\n", fio_version_string); |
| 2823 | |
| 2824 | return 0; |
| 2825 | } |
| 2826 | |
| 2827 | void options_default_fill(struct thread_options *o) |
| 2828 | { |
| 2829 | memcpy(o, &def_thread.o, sizeof(*o)); |
| 2830 | } |
| 2831 | |
| 2832 | struct thread_data *get_global_options(void) |
| 2833 | { |
| 2834 | return &def_thread; |
| 2835 | } |