| 1 | /* |
| 2 | * SPDX-License-Identifier: MIT |
| 3 | * |
| 4 | * Copyright 2016 Philippe Proulx <pproulx@efficios.com> |
| 5 | * |
| 6 | * Babeltrace trace converter - parameter parsing |
| 7 | */ |
| 8 | |
| 9 | #define BT_LOG_TAG "CLI/CFG-CLI-ARGS" |
| 10 | #include "logging.h" |
| 11 | |
| 12 | #include <errno.h> |
| 13 | #include <stdlib.h> |
| 14 | #include <string.h> |
| 15 | #include "common/assert.h" |
| 16 | #include <stdio.h> |
| 17 | #include <stdbool.h> |
| 18 | #include <inttypes.h> |
| 19 | #include <babeltrace2/babeltrace.h> |
| 20 | #include "common/common.h" |
| 21 | #include <glib.h> |
| 22 | #include <sys/types.h> |
| 23 | #include "argpar/argpar.h" |
| 24 | #include "babeltrace2-cfg.h" |
| 25 | #include "babeltrace2-cfg-cli-args.h" |
| 26 | #include "babeltrace2-cfg-cli-args-connect.h" |
| 27 | #include "param-parse/param-parse.h" |
| 28 | #include "babeltrace2-log-level.h" |
| 29 | #include "babeltrace2-plugins.h" |
| 30 | #include "babeltrace2-query.h" |
| 31 | #include "autodisc/autodisc.h" |
| 32 | #include "common/version.h" |
| 33 | |
| 34 | #define BT_CLI_LOGE_APPEND_CAUSE_OOM() BT_CLI_LOGE_APPEND_CAUSE("Out of memory.") |
| 35 | #define WHILE_PARSING_ARG_N_FMT "While parsing argument #%d (`%s`): " |
| 36 | |
| 37 | /* |
| 38 | * Returns the plugin name, component class name, component class type, |
| 39 | * and component name from a command-line --component option's argument. |
| 40 | * arg must have the following format: |
| 41 | * |
| 42 | * [NAME:]TYPE.PLUGIN.CLS |
| 43 | * |
| 44 | * where NAME is the optional component name, TYPE is either `source`, |
| 45 | * `filter`, or `sink`, PLUGIN is the plugin name, and CLS is the |
| 46 | * component class name. |
| 47 | * |
| 48 | * On success, both *plugin and *component are not NULL. *plugin |
| 49 | * and *comp_cls are owned by the caller. On success, *name can be NULL |
| 50 | * if no component class name was found, and *comp_cls_type is set. |
| 51 | */ |
| 52 | static |
| 53 | void plugin_comp_cls_names(const char *arg, char **name, char **plugin, |
| 54 | char **comp_cls, bt_component_class_type *comp_cls_type) |
| 55 | { |
| 56 | const char *at = arg; |
| 57 | GString *gs_name = NULL; |
| 58 | GString *gs_comp_cls_type = NULL; |
| 59 | GString *gs_plugin = NULL; |
| 60 | GString *gs_comp_cls = NULL; |
| 61 | size_t end_pos; |
| 62 | |
| 63 | BT_ASSERT(arg); |
| 64 | BT_ASSERT(plugin); |
| 65 | BT_ASSERT(comp_cls); |
| 66 | BT_ASSERT(comp_cls_type); |
| 67 | |
| 68 | if (!bt_common_string_is_printable(arg)) { |
| 69 | BT_CLI_LOGE_APPEND_CAUSE("Argument contains a non-printable character."); |
| 70 | goto error; |
| 71 | } |
| 72 | |
| 73 | /* Parse the component name */ |
| 74 | gs_name = bt_common_string_until(at, ".:\\", ":", &end_pos); |
| 75 | if (!gs_name) { |
| 76 | goto error; |
| 77 | } |
| 78 | |
| 79 | if (arg[end_pos] == ':') { |
| 80 | at += end_pos + 1; |
| 81 | } else { |
| 82 | /* No name */ |
| 83 | g_string_assign(gs_name, ""); |
| 84 | } |
| 85 | |
| 86 | /* Parse the component class type */ |
| 87 | gs_comp_cls_type = bt_common_string_until(at, ".:\\", ".", &end_pos); |
| 88 | if (!gs_comp_cls_type || at[end_pos] == '\0') { |
| 89 | BT_CLI_LOGE_APPEND_CAUSE("Missing component class type (`source`, `filter`, or `sink`)."); |
| 90 | goto error; |
| 91 | } |
| 92 | |
| 93 | if (strcmp(gs_comp_cls_type->str, "source") == 0 || |
| 94 | strcmp(gs_comp_cls_type->str, "src") == 0) { |
| 95 | *comp_cls_type = BT_COMPONENT_CLASS_TYPE_SOURCE; |
| 96 | } else if (strcmp(gs_comp_cls_type->str, "filter") == 0 || |
| 97 | strcmp(gs_comp_cls_type->str, "flt") == 0) { |
| 98 | *comp_cls_type = BT_COMPONENT_CLASS_TYPE_FILTER; |
| 99 | } else if (strcmp(gs_comp_cls_type->str, "sink") == 0) { |
| 100 | *comp_cls_type = BT_COMPONENT_CLASS_TYPE_SINK; |
| 101 | } else { |
| 102 | BT_CLI_LOGE_APPEND_CAUSE("Unknown component class type: `%s`.", |
| 103 | gs_comp_cls_type->str); |
| 104 | goto error; |
| 105 | } |
| 106 | |
| 107 | at += end_pos + 1; |
| 108 | |
| 109 | /* Parse the plugin name */ |
| 110 | gs_plugin = bt_common_string_until(at, ".:\\", ".", &end_pos); |
| 111 | if (!gs_plugin || gs_plugin->len == 0 || at[end_pos] == '\0') { |
| 112 | BT_CLI_LOGE_APPEND_CAUSE("Missing plugin or component class name."); |
| 113 | goto error; |
| 114 | } |
| 115 | |
| 116 | at += end_pos + 1; |
| 117 | |
| 118 | /* Parse the component class name */ |
| 119 | gs_comp_cls = bt_common_string_until(at, ".:\\", ".", &end_pos); |
| 120 | if (!gs_comp_cls || gs_comp_cls->len == 0) { |
| 121 | BT_CLI_LOGE_APPEND_CAUSE("Missing component class name."); |
| 122 | goto error; |
| 123 | } |
| 124 | |
| 125 | if (at[end_pos] != '\0') { |
| 126 | /* Found a non-escaped `.` */ |
| 127 | goto error; |
| 128 | } |
| 129 | |
| 130 | if (name) { |
| 131 | if (gs_name->len == 0) { |
| 132 | *name = NULL; |
| 133 | g_string_free(gs_name, TRUE); |
| 134 | } else { |
| 135 | *name = gs_name->str; |
| 136 | g_string_free(gs_name, FALSE); |
| 137 | } |
| 138 | } else { |
| 139 | g_string_free(gs_name, TRUE); |
| 140 | } |
| 141 | |
| 142 | *plugin = gs_plugin->str; |
| 143 | *comp_cls = gs_comp_cls->str; |
| 144 | g_string_free(gs_plugin, FALSE); |
| 145 | g_string_free(gs_comp_cls, FALSE); |
| 146 | gs_name = NULL; |
| 147 | gs_plugin = NULL; |
| 148 | gs_comp_cls = NULL; |
| 149 | goto end; |
| 150 | |
| 151 | error: |
| 152 | if (name) { |
| 153 | *name = NULL; |
| 154 | } |
| 155 | |
| 156 | *plugin = NULL; |
| 157 | *comp_cls = NULL; |
| 158 | |
| 159 | end: |
| 160 | if (gs_name) { |
| 161 | g_string_free(gs_name, TRUE); |
| 162 | } |
| 163 | |
| 164 | if (gs_plugin) { |
| 165 | g_string_free(gs_plugin, TRUE); |
| 166 | } |
| 167 | |
| 168 | if (gs_comp_cls) { |
| 169 | g_string_free(gs_comp_cls, TRUE); |
| 170 | } |
| 171 | |
| 172 | if (gs_comp_cls_type) { |
| 173 | g_string_free(gs_comp_cls_type, TRUE); |
| 174 | } |
| 175 | |
| 176 | return; |
| 177 | } |
| 178 | |
| 179 | static |
| 180 | void print_and_indent(const char *str) |
| 181 | { |
| 182 | const char *ch = &str[0]; |
| 183 | |
| 184 | for (; *ch != '\0'; ch++) { |
| 185 | if (*ch == '\n') { |
| 186 | if (ch[1] != '\0') { |
| 187 | printf("\n "); |
| 188 | } |
| 189 | } else { |
| 190 | printf("%c", *ch); |
| 191 | } |
| 192 | } |
| 193 | |
| 194 | printf("\n"); |
| 195 | } |
| 196 | |
| 197 | /* |
| 198 | * Prints the Babeltrace version. |
| 199 | */ |
| 200 | static |
| 201 | void print_version(void) |
| 202 | { |
| 203 | bool has_extra_name = strlen(BT_VERSION_EXTRA_NAME) > 0; |
| 204 | bool has_extra_description = strlen(BT_VERSION_EXTRA_DESCRIPTION) > 0; |
| 205 | bool has_extra_patch_names = strlen(BT_VERSION_EXTRA_PATCHES) > 0; |
| 206 | bool has_extra = has_extra_name || has_extra_description || |
| 207 | has_extra_patch_names; |
| 208 | |
| 209 | printf("%sBabeltrace %s%s", |
| 210 | bt_common_color_bold(), |
| 211 | VERSION, |
| 212 | bt_common_color_reset()); |
| 213 | |
| 214 | if (strlen(BT_VERSION_NAME) > 0) { |
| 215 | printf(" \"%s%s%s%s\"", |
| 216 | bt_common_color_fg_bright_blue(), |
| 217 | bt_common_color_bold(), |
| 218 | BT_VERSION_NAME, |
| 219 | bt_common_color_reset()); |
| 220 | } |
| 221 | |
| 222 | if (strlen(BT_VERSION_GIT) > 0) { |
| 223 | printf(" [%s%s%s]", |
| 224 | bt_common_color_fg_yellow(), |
| 225 | BT_VERSION_GIT, |
| 226 | bt_common_color_reset()); |
| 227 | } |
| 228 | |
| 229 | printf("\n"); |
| 230 | |
| 231 | if (strlen(BT_VERSION_DESCRIPTION) > 0) { |
| 232 | unsigned int columns; |
| 233 | GString *descr; |
| 234 | |
| 235 | if (bt_common_get_term_size(&columns, NULL) < 0) { |
| 236 | /* Width not found: default to 80 */ |
| 237 | columns = 80; |
| 238 | } |
| 239 | |
| 240 | descr = bt_common_fold(BT_VERSION_DESCRIPTION, columns, 0); |
| 241 | BT_ASSERT(descr); |
| 242 | printf("\n%s\n", descr->str); |
| 243 | g_string_free(descr, TRUE); |
| 244 | } |
| 245 | |
| 246 | if (has_extra) { |
| 247 | printf("\n"); |
| 248 | |
| 249 | if (has_extra_name) { |
| 250 | printf("%sExtra name%s: %s\n", |
| 251 | bt_common_color_fg_cyan(), |
| 252 | bt_common_color_reset(), |
| 253 | BT_VERSION_EXTRA_NAME); |
| 254 | } |
| 255 | |
| 256 | if (has_extra_description) { |
| 257 | printf("%sExtra description%s:\n ", |
| 258 | bt_common_color_fg_cyan(), |
| 259 | bt_common_color_reset()); |
| 260 | print_and_indent(BT_VERSION_EXTRA_DESCRIPTION); |
| 261 | } |
| 262 | |
| 263 | if (has_extra_patch_names) { |
| 264 | printf("%sExtra patch names%s:\n ", |
| 265 | bt_common_color_fg_cyan(), |
| 266 | bt_common_color_reset()); |
| 267 | print_and_indent(BT_VERSION_EXTRA_PATCHES); |
| 268 | } |
| 269 | } |
| 270 | } |
| 271 | |
| 272 | /* |
| 273 | * Destroys a component configuration. |
| 274 | */ |
| 275 | static |
| 276 | void bt_config_component_destroy(bt_object *obj) |
| 277 | { |
| 278 | struct bt_config_component *bt_config_component = |
| 279 | container_of(obj, struct bt_config_component, base); |
| 280 | |
| 281 | if (!obj) { |
| 282 | goto end; |
| 283 | } |
| 284 | |
| 285 | if (bt_config_component->plugin_name) { |
| 286 | g_string_free(bt_config_component->plugin_name, TRUE); |
| 287 | } |
| 288 | |
| 289 | if (bt_config_component->comp_cls_name) { |
| 290 | g_string_free(bt_config_component->comp_cls_name, TRUE); |
| 291 | } |
| 292 | |
| 293 | if (bt_config_component->instance_name) { |
| 294 | g_string_free(bt_config_component->instance_name, TRUE); |
| 295 | } |
| 296 | |
| 297 | BT_VALUE_PUT_REF_AND_RESET(bt_config_component->params); |
| 298 | g_free(bt_config_component); |
| 299 | |
| 300 | end: |
| 301 | return; |
| 302 | } |
| 303 | |
| 304 | /* |
| 305 | * Creates a component configuration using the given plugin name and |
| 306 | * component name. `plugin_name` and `comp_cls_name` are copied (belong |
| 307 | * to the return value). |
| 308 | * |
| 309 | * Return value is owned by the caller. |
| 310 | */ |
| 311 | static |
| 312 | struct bt_config_component *bt_config_component_create( |
| 313 | bt_component_class_type type, |
| 314 | const char *plugin_name, const char *comp_cls_name, |
| 315 | int init_log_level) |
| 316 | { |
| 317 | struct bt_config_component *cfg_component = NULL; |
| 318 | |
| 319 | cfg_component = g_new0(struct bt_config_component, 1); |
| 320 | if (!cfg_component) { |
| 321 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 322 | goto error; |
| 323 | } |
| 324 | |
| 325 | bt_object_init_shared(&cfg_component->base, |
| 326 | bt_config_component_destroy); |
| 327 | cfg_component->type = type; |
| 328 | cfg_component->plugin_name = g_string_new(plugin_name); |
| 329 | if (!cfg_component->plugin_name) { |
| 330 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 331 | goto error; |
| 332 | } |
| 333 | |
| 334 | cfg_component->comp_cls_name = g_string_new(comp_cls_name); |
| 335 | if (!cfg_component->comp_cls_name) { |
| 336 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 337 | goto error; |
| 338 | } |
| 339 | |
| 340 | cfg_component->instance_name = g_string_new(NULL); |
| 341 | if (!cfg_component->instance_name) { |
| 342 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 343 | goto error; |
| 344 | } |
| 345 | |
| 346 | cfg_component->log_level = init_log_level; |
| 347 | |
| 348 | /* Start with empty parameters */ |
| 349 | cfg_component->params = bt_value_map_create(); |
| 350 | if (!cfg_component->params) { |
| 351 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 352 | goto error; |
| 353 | } |
| 354 | |
| 355 | goto end; |
| 356 | |
| 357 | error: |
| 358 | BT_OBJECT_PUT_REF_AND_RESET(cfg_component); |
| 359 | |
| 360 | end: |
| 361 | return cfg_component; |
| 362 | } |
| 363 | |
| 364 | /* |
| 365 | * Creates a component configuration from a command-line --component |
| 366 | * option's argument. |
| 367 | */ |
| 368 | static |
| 369 | struct bt_config_component *bt_config_component_from_arg(const char *arg, |
| 370 | int init_log_level) |
| 371 | { |
| 372 | struct bt_config_component *cfg_comp = NULL; |
| 373 | char *name = NULL; |
| 374 | char *plugin_name = NULL; |
| 375 | char *comp_cls_name = NULL; |
| 376 | bt_component_class_type type; |
| 377 | |
| 378 | plugin_comp_cls_names(arg, &name, &plugin_name, &comp_cls_name, &type); |
| 379 | if (!plugin_name || !comp_cls_name) { |
| 380 | goto error; |
| 381 | } |
| 382 | |
| 383 | cfg_comp = bt_config_component_create(type, plugin_name, comp_cls_name, |
| 384 | init_log_level); |
| 385 | if (!cfg_comp) { |
| 386 | goto error; |
| 387 | } |
| 388 | |
| 389 | if (name) { |
| 390 | g_string_assign(cfg_comp->instance_name, name); |
| 391 | } |
| 392 | |
| 393 | goto end; |
| 394 | |
| 395 | error: |
| 396 | BT_OBJECT_PUT_REF_AND_RESET(cfg_comp); |
| 397 | |
| 398 | end: |
| 399 | g_free(name); |
| 400 | g_free(plugin_name); |
| 401 | g_free(comp_cls_name); |
| 402 | return cfg_comp; |
| 403 | } |
| 404 | |
| 405 | /* |
| 406 | * Destroys a configuration. |
| 407 | */ |
| 408 | static |
| 409 | void bt_config_destroy(bt_object *obj) |
| 410 | { |
| 411 | struct bt_config *cfg = |
| 412 | container_of(obj, struct bt_config, base); |
| 413 | |
| 414 | if (!obj) { |
| 415 | goto end; |
| 416 | } |
| 417 | |
| 418 | BT_VALUE_PUT_REF_AND_RESET(cfg->plugin_paths); |
| 419 | |
| 420 | switch (cfg->command) { |
| 421 | case BT_CONFIG_COMMAND_RUN: |
| 422 | if (cfg->cmd_data.run.sources) { |
| 423 | g_ptr_array_free(cfg->cmd_data.run.sources, TRUE); |
| 424 | } |
| 425 | |
| 426 | if (cfg->cmd_data.run.filters) { |
| 427 | g_ptr_array_free(cfg->cmd_data.run.filters, TRUE); |
| 428 | } |
| 429 | |
| 430 | if (cfg->cmd_data.run.sinks) { |
| 431 | g_ptr_array_free(cfg->cmd_data.run.sinks, TRUE); |
| 432 | } |
| 433 | |
| 434 | if (cfg->cmd_data.run.connections) { |
| 435 | g_ptr_array_free(cfg->cmd_data.run.connections, |
| 436 | TRUE); |
| 437 | } |
| 438 | break; |
| 439 | case BT_CONFIG_COMMAND_LIST_PLUGINS: |
| 440 | break; |
| 441 | case BT_CONFIG_COMMAND_HELP: |
| 442 | BT_OBJECT_PUT_REF_AND_RESET(cfg->cmd_data.help.cfg_component); |
| 443 | break; |
| 444 | case BT_CONFIG_COMMAND_QUERY: |
| 445 | BT_OBJECT_PUT_REF_AND_RESET(cfg->cmd_data.query.cfg_component); |
| 446 | |
| 447 | if (cfg->cmd_data.query.object) { |
| 448 | g_string_free(cfg->cmd_data.query.object, TRUE); |
| 449 | } |
| 450 | break; |
| 451 | case BT_CONFIG_COMMAND_PRINT_CTF_METADATA: |
| 452 | if (cfg->cmd_data.print_ctf_metadata.path) { |
| 453 | g_string_free(cfg->cmd_data.print_ctf_metadata.path, |
| 454 | TRUE); |
| 455 | g_string_free( |
| 456 | cfg->cmd_data.print_ctf_metadata.output_path, |
| 457 | TRUE); |
| 458 | } |
| 459 | break; |
| 460 | case BT_CONFIG_COMMAND_PRINT_LTTNG_LIVE_SESSIONS: |
| 461 | if (cfg->cmd_data.print_lttng_live_sessions.url) { |
| 462 | g_string_free( |
| 463 | cfg->cmd_data.print_lttng_live_sessions.url, |
| 464 | TRUE); |
| 465 | g_string_free( |
| 466 | cfg->cmd_data.print_lttng_live_sessions.output_path, |
| 467 | TRUE); |
| 468 | } |
| 469 | break; |
| 470 | default: |
| 471 | bt_common_abort(); |
| 472 | } |
| 473 | |
| 474 | g_free(cfg); |
| 475 | |
| 476 | end: |
| 477 | return; |
| 478 | } |
| 479 | |
| 480 | static |
| 481 | void destroy_glist_of_gstring(GList *list) |
| 482 | { |
| 483 | GList *at; |
| 484 | |
| 485 | if (!list) { |
| 486 | return; |
| 487 | } |
| 488 | |
| 489 | for (at = list; at; at = g_list_next(at)) { |
| 490 | g_string_free(at->data, TRUE); |
| 491 | } |
| 492 | |
| 493 | g_list_free(list); |
| 494 | } |
| 495 | |
| 496 | /* |
| 497 | * Creates a simple lexical scanner for parsing comma-delimited names |
| 498 | * and fields. |
| 499 | * |
| 500 | * Return value is owned by the caller. |
| 501 | */ |
| 502 | static |
| 503 | GScanner *create_csv_identifiers_scanner(void) |
| 504 | { |
| 505 | GScanner *scanner; |
| 506 | GScannerConfig scanner_config = { |
| 507 | .cset_skip_characters = (gchar *) " \t\n", |
| 508 | .cset_identifier_first = (gchar *) G_CSET_a_2_z G_CSET_A_2_Z "_", |
| 509 | .cset_identifier_nth = (gchar *) G_CSET_a_2_z G_CSET_A_2_Z ":_-", |
| 510 | .case_sensitive = TRUE, |
| 511 | .cpair_comment_single = NULL, |
| 512 | .skip_comment_multi = TRUE, |
| 513 | .skip_comment_single = TRUE, |
| 514 | .scan_comment_multi = FALSE, |
| 515 | .scan_identifier = TRUE, |
| 516 | .scan_identifier_1char = TRUE, |
| 517 | .scan_identifier_NULL = FALSE, |
| 518 | .scan_symbols = FALSE, |
| 519 | .symbol_2_token = FALSE, |
| 520 | .scope_0_fallback = FALSE, |
| 521 | .scan_binary = FALSE, |
| 522 | .scan_octal = FALSE, |
| 523 | .scan_float = FALSE, |
| 524 | .scan_hex = FALSE, |
| 525 | .scan_hex_dollar = FALSE, |
| 526 | .numbers_2_int = FALSE, |
| 527 | .int_2_float = FALSE, |
| 528 | .store_int64 = FALSE, |
| 529 | .scan_string_sq = FALSE, |
| 530 | .scan_string_dq = FALSE, |
| 531 | .identifier_2_string = FALSE, |
| 532 | .char_2_token = TRUE, |
| 533 | }; |
| 534 | |
| 535 | scanner = g_scanner_new(&scanner_config); |
| 536 | if (!scanner) { |
| 537 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 538 | } |
| 539 | |
| 540 | return scanner; |
| 541 | } |
| 542 | |
| 543 | /* |
| 544 | * Converts a comma-delimited list of known names (--names option) to |
| 545 | * an array value object containing those names as string value objects. |
| 546 | * |
| 547 | * Return value is owned by the caller. |
| 548 | */ |
| 549 | static |
| 550 | bt_value *names_from_arg(const char *arg) |
| 551 | { |
| 552 | GScanner *scanner = NULL; |
| 553 | bt_value *names = NULL; |
| 554 | bool found_all = false, found_none = false, found_item = false; |
| 555 | |
| 556 | names = bt_value_array_create(); |
| 557 | if (!names) { |
| 558 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 559 | goto error; |
| 560 | } |
| 561 | |
| 562 | scanner = create_csv_identifiers_scanner(); |
| 563 | if (!scanner) { |
| 564 | goto error; |
| 565 | } |
| 566 | |
| 567 | g_scanner_input_text(scanner, arg, strlen(arg)); |
| 568 | |
| 569 | while (true) { |
| 570 | GTokenType token_type = g_scanner_get_next_token(scanner); |
| 571 | |
| 572 | switch (token_type) { |
| 573 | case G_TOKEN_IDENTIFIER: |
| 574 | { |
| 575 | const char *identifier = scanner->value.v_identifier; |
| 576 | |
| 577 | if (strcmp(identifier, "payload") == 0 || |
| 578 | strcmp(identifier, "args") == 0 || |
| 579 | strcmp(identifier, "arg") == 0) { |
| 580 | found_item = true; |
| 581 | if (bt_value_array_append_string_element(names, |
| 582 | "payload")) { |
| 583 | goto error; |
| 584 | } |
| 585 | } else if (strcmp(identifier, "context") == 0 || |
| 586 | strcmp(identifier, "ctx") == 0) { |
| 587 | found_item = true; |
| 588 | if (bt_value_array_append_string_element(names, |
| 589 | "context")) { |
| 590 | goto error; |
| 591 | } |
| 592 | } else if (strcmp(identifier, "scope") == 0 || |
| 593 | strcmp(identifier, "header") == 0) { |
| 594 | found_item = true; |
| 595 | if (bt_value_array_append_string_element(names, |
| 596 | identifier)) { |
| 597 | goto error; |
| 598 | } |
| 599 | } else if (strcmp(identifier, "all") == 0) { |
| 600 | found_all = true; |
| 601 | if (bt_value_array_append_string_element(names, |
| 602 | identifier)) { |
| 603 | goto error; |
| 604 | } |
| 605 | } else if (strcmp(identifier, "none") == 0) { |
| 606 | found_none = true; |
| 607 | if (bt_value_array_append_string_element(names, |
| 608 | identifier)) { |
| 609 | goto error; |
| 610 | } |
| 611 | } else { |
| 612 | BT_CLI_LOGE_APPEND_CAUSE("Unknown name: `%s`.", |
| 613 | identifier); |
| 614 | goto error; |
| 615 | } |
| 616 | break; |
| 617 | } |
| 618 | case G_TOKEN_COMMA: |
| 619 | continue; |
| 620 | case G_TOKEN_EOF: |
| 621 | goto end; |
| 622 | default: |
| 623 | goto error; |
| 624 | } |
| 625 | } |
| 626 | |
| 627 | end: |
| 628 | if (found_none && found_all) { |
| 629 | BT_CLI_LOGE_APPEND_CAUSE("Only either `all` or `none` can be specified in the list given to the --names option, but not both."); |
| 630 | goto error; |
| 631 | } |
| 632 | /* |
| 633 | * Legacy behavior is to clear the defaults (show none) when at |
| 634 | * least one item is specified. |
| 635 | */ |
| 636 | if (found_item && !found_none && !found_all) { |
| 637 | if (bt_value_array_append_string_element(names, "none")) { |
| 638 | goto error; |
| 639 | } |
| 640 | } |
| 641 | if (scanner) { |
| 642 | g_scanner_destroy(scanner); |
| 643 | } |
| 644 | return names; |
| 645 | |
| 646 | error: |
| 647 | BT_VALUE_PUT_REF_AND_RESET(names); |
| 648 | if (scanner) { |
| 649 | g_scanner_destroy(scanner); |
| 650 | } |
| 651 | return names; |
| 652 | } |
| 653 | |
| 654 | /* |
| 655 | * Converts a comma-delimited list of known fields (--fields option) to |
| 656 | * an array value object containing those fields as string |
| 657 | * value objects. |
| 658 | * |
| 659 | * Return value is owned by the caller. |
| 660 | */ |
| 661 | static |
| 662 | bt_value *fields_from_arg(const char *arg) |
| 663 | { |
| 664 | GScanner *scanner = NULL; |
| 665 | bt_value *fields; |
| 666 | |
| 667 | fields = bt_value_array_create(); |
| 668 | if (!fields) { |
| 669 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 670 | goto error; |
| 671 | } |
| 672 | |
| 673 | scanner = create_csv_identifiers_scanner(); |
| 674 | if (!scanner) { |
| 675 | goto error; |
| 676 | } |
| 677 | |
| 678 | g_scanner_input_text(scanner, arg, strlen(arg)); |
| 679 | |
| 680 | while (true) { |
| 681 | GTokenType token_type = g_scanner_get_next_token(scanner); |
| 682 | |
| 683 | switch (token_type) { |
| 684 | case G_TOKEN_IDENTIFIER: |
| 685 | { |
| 686 | const char *identifier = scanner->value.v_identifier; |
| 687 | |
| 688 | if (strcmp(identifier, "trace") == 0 || |
| 689 | strcmp(identifier, "trace:hostname") == 0 || |
| 690 | strcmp(identifier, "trace:domain") == 0 || |
| 691 | strcmp(identifier, "trace:procname") == 0 || |
| 692 | strcmp(identifier, "trace:vpid") == 0 || |
| 693 | strcmp(identifier, "loglevel") == 0 || |
| 694 | strcmp(identifier, "emf") == 0 || |
| 695 | strcmp(identifier, "callsite") == 0 || |
| 696 | strcmp(identifier, "all") == 0) { |
| 697 | if (bt_value_array_append_string_element(fields, |
| 698 | identifier)) { |
| 699 | goto error; |
| 700 | } |
| 701 | } else { |
| 702 | BT_CLI_LOGE_APPEND_CAUSE("Unknown field: `%s`.", |
| 703 | identifier); |
| 704 | goto error; |
| 705 | } |
| 706 | break; |
| 707 | } |
| 708 | case G_TOKEN_COMMA: |
| 709 | continue; |
| 710 | case G_TOKEN_EOF: |
| 711 | goto end; |
| 712 | default: |
| 713 | goto error; |
| 714 | } |
| 715 | } |
| 716 | |
| 717 | goto end; |
| 718 | |
| 719 | error: |
| 720 | BT_VALUE_PUT_REF_AND_RESET(fields); |
| 721 | |
| 722 | end: |
| 723 | if (scanner) { |
| 724 | g_scanner_destroy(scanner); |
| 725 | } |
| 726 | return fields; |
| 727 | } |
| 728 | |
| 729 | static |
| 730 | void append_param_arg(GString *params_arg, const char *key, const char *value) |
| 731 | { |
| 732 | BT_ASSERT(params_arg); |
| 733 | BT_ASSERT(key); |
| 734 | BT_ASSERT(value); |
| 735 | |
| 736 | if (params_arg->len != 0) { |
| 737 | g_string_append_c(params_arg, ','); |
| 738 | } |
| 739 | |
| 740 | g_string_append(params_arg, key); |
| 741 | g_string_append_c(params_arg, '='); |
| 742 | g_string_append(params_arg, value); |
| 743 | } |
| 744 | |
| 745 | /* |
| 746 | * Inserts the equivalent "prefix-NAME=yes" strings into params_arg |
| 747 | * where the names are in names_array. |
| 748 | */ |
| 749 | static |
| 750 | int insert_flat_params_from_array(GString *params_arg, |
| 751 | const bt_value *names_array, const char *prefix) |
| 752 | { |
| 753 | int ret = 0; |
| 754 | uint64_t i; |
| 755 | GString *tmpstr = NULL, *default_value = NULL; |
| 756 | bool default_set = false, non_default_set = false; |
| 757 | |
| 758 | /* |
| 759 | * names_array may be NULL if no CLI options were specified to |
| 760 | * trigger its creation. |
| 761 | */ |
| 762 | if (!names_array) { |
| 763 | goto end; |
| 764 | } |
| 765 | |
| 766 | tmpstr = g_string_new(NULL); |
| 767 | if (!tmpstr) { |
| 768 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 769 | ret = -1; |
| 770 | goto end; |
| 771 | } |
| 772 | |
| 773 | default_value = g_string_new(NULL); |
| 774 | if (!default_value) { |
| 775 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 776 | ret = -1; |
| 777 | goto end; |
| 778 | } |
| 779 | |
| 780 | for (i = 0; i < bt_value_array_get_length(names_array); i++) { |
| 781 | const bt_value *str_obj = |
| 782 | bt_value_array_borrow_element_by_index_const(names_array, |
| 783 | i); |
| 784 | const char *suffix; |
| 785 | bool is_default = false; |
| 786 | |
| 787 | suffix = bt_value_string_get(str_obj); |
| 788 | |
| 789 | g_string_assign(tmpstr, prefix); |
| 790 | g_string_append(tmpstr, "-"); |
| 791 | |
| 792 | /* Special-case for "all" and "none". */ |
| 793 | if (strcmp(suffix, "all") == 0) { |
| 794 | is_default = true; |
| 795 | g_string_assign(default_value, "show"); |
| 796 | } else if (strcmp(suffix, "none") == 0) { |
| 797 | is_default = true; |
| 798 | g_string_assign(default_value, "hide"); |
| 799 | } |
| 800 | if (is_default) { |
| 801 | default_set = true; |
| 802 | g_string_append(tmpstr, "default"); |
| 803 | append_param_arg(params_arg, tmpstr->str, |
| 804 | default_value->str); |
| 805 | } else { |
| 806 | non_default_set = true; |
| 807 | g_string_append(tmpstr, suffix); |
| 808 | append_param_arg(params_arg, tmpstr->str, "yes"); |
| 809 | } |
| 810 | } |
| 811 | |
| 812 | /* Implicit field-default=hide if any non-default option is set. */ |
| 813 | if (non_default_set && !default_set) { |
| 814 | g_string_assign(tmpstr, prefix); |
| 815 | g_string_append(tmpstr, "-default"); |
| 816 | g_string_assign(default_value, "hide"); |
| 817 | append_param_arg(params_arg, tmpstr->str, default_value->str); |
| 818 | } |
| 819 | |
| 820 | end: |
| 821 | if (default_value) { |
| 822 | g_string_free(default_value, TRUE); |
| 823 | } |
| 824 | |
| 825 | if (tmpstr) { |
| 826 | g_string_free(tmpstr, TRUE); |
| 827 | } |
| 828 | |
| 829 | return ret; |
| 830 | } |
| 831 | |
| 832 | /* argpar options */ |
| 833 | enum { |
| 834 | OPT_NONE = 0, |
| 835 | OPT_BASE_PARAMS, |
| 836 | OPT_BEGIN, |
| 837 | OPT_CLOCK_CYCLES, |
| 838 | OPT_CLOCK_DATE, |
| 839 | OPT_CLOCK_FORCE_CORRELATE, |
| 840 | OPT_CLOCK_GMT, |
| 841 | OPT_CLOCK_OFFSET, |
| 842 | OPT_CLOCK_OFFSET_NS, |
| 843 | OPT_CLOCK_SECONDS, |
| 844 | OPT_COLOR, |
| 845 | OPT_COMPONENT, |
| 846 | OPT_CONNECT, |
| 847 | OPT_DEBUG, |
| 848 | OPT_DEBUG_INFO, |
| 849 | OPT_DEBUG_INFO_DIR, |
| 850 | OPT_DEBUG_INFO_FULL_PATH, |
| 851 | OPT_DEBUG_INFO_TARGET_PREFIX, |
| 852 | OPT_END, |
| 853 | OPT_FIELDS, |
| 854 | OPT_HELP, |
| 855 | OPT_INPUT_FORMAT, |
| 856 | OPT_LIST, |
| 857 | OPT_LOG_LEVEL, |
| 858 | OPT_NAMES, |
| 859 | OPT_NO_DELTA, |
| 860 | OPT_OMIT_HOME_PLUGIN_PATH, |
| 861 | OPT_OMIT_SYSTEM_PLUGIN_PATH, |
| 862 | OPT_OUTPUT, |
| 863 | OPT_OUTPUT_FORMAT, |
| 864 | OPT_PARAMS, |
| 865 | OPT_PLUGIN_PATH, |
| 866 | OPT_RESET_BASE_PARAMS, |
| 867 | OPT_RETRY_DURATION, |
| 868 | OPT_RUN_ARGS, |
| 869 | OPT_RUN_ARGS_0, |
| 870 | OPT_STREAM_INTERSECTION, |
| 871 | OPT_TIMERANGE, |
| 872 | OPT_VERBOSE, |
| 873 | OPT_VERSION, |
| 874 | }; |
| 875 | |
| 876 | enum bt_config_component_dest { |
| 877 | BT_CONFIG_COMPONENT_DEST_UNKNOWN = -1, |
| 878 | BT_CONFIG_COMPONENT_DEST_SOURCE, |
| 879 | BT_CONFIG_COMPONENT_DEST_FILTER, |
| 880 | BT_CONFIG_COMPONENT_DEST_SINK, |
| 881 | }; |
| 882 | |
| 883 | /* |
| 884 | * Adds a configuration component to the appropriate configuration |
| 885 | * array depending on the destination. |
| 886 | */ |
| 887 | static |
| 888 | void add_run_cfg_comp(struct bt_config *cfg, |
| 889 | struct bt_config_component *cfg_comp, |
| 890 | enum bt_config_component_dest dest) |
| 891 | { |
| 892 | bt_object_get_ref(cfg_comp); |
| 893 | |
| 894 | switch (dest) { |
| 895 | case BT_CONFIG_COMPONENT_DEST_SOURCE: |
| 896 | g_ptr_array_add(cfg->cmd_data.run.sources, cfg_comp); |
| 897 | break; |
| 898 | case BT_CONFIG_COMPONENT_DEST_FILTER: |
| 899 | g_ptr_array_add(cfg->cmd_data.run.filters, cfg_comp); |
| 900 | break; |
| 901 | case BT_CONFIG_COMPONENT_DEST_SINK: |
| 902 | g_ptr_array_add(cfg->cmd_data.run.sinks, cfg_comp); |
| 903 | break; |
| 904 | default: |
| 905 | bt_common_abort(); |
| 906 | } |
| 907 | } |
| 908 | |
| 909 | static |
| 910 | int add_run_cfg_comp_check_name(struct bt_config *cfg, |
| 911 | struct bt_config_component *cfg_comp, |
| 912 | enum bt_config_component_dest dest, |
| 913 | bt_value *instance_names) |
| 914 | { |
| 915 | int ret = 0; |
| 916 | |
| 917 | if (cfg_comp->instance_name->len == 0) { |
| 918 | BT_CLI_LOGE_APPEND_CAUSE("Found an unnamed component."); |
| 919 | ret = -1; |
| 920 | goto end; |
| 921 | } |
| 922 | |
| 923 | if (bt_value_map_has_entry(instance_names, |
| 924 | cfg_comp->instance_name->str)) { |
| 925 | BT_CLI_LOGE_APPEND_CAUSE("Duplicate component instance name:\n %s", |
| 926 | cfg_comp->instance_name->str); |
| 927 | ret = -1; |
| 928 | goto end; |
| 929 | } |
| 930 | |
| 931 | if (bt_value_map_insert_entry(instance_names, |
| 932 | cfg_comp->instance_name->str, bt_value_null)) { |
| 933 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 934 | ret = -1; |
| 935 | goto end; |
| 936 | } |
| 937 | |
| 938 | add_run_cfg_comp(cfg, cfg_comp, dest); |
| 939 | |
| 940 | end: |
| 941 | return ret; |
| 942 | } |
| 943 | |
| 944 | static |
| 945 | int append_env_var_plugin_paths(bt_value *plugin_paths) |
| 946 | { |
| 947 | int ret = 0; |
| 948 | const char *envvar; |
| 949 | |
| 950 | if (bt_common_is_setuid_setgid()) { |
| 951 | BT_LOGI_STR("Skipping non-system plugin paths for setuid/setgid binary."); |
| 952 | goto end; |
| 953 | } |
| 954 | |
| 955 | envvar = getenv("BABELTRACE_PLUGIN_PATH"); |
| 956 | if (!envvar) { |
| 957 | goto end; |
| 958 | } |
| 959 | |
| 960 | ret = bt_config_append_plugin_paths(plugin_paths, envvar); |
| 961 | |
| 962 | end: |
| 963 | if (ret) { |
| 964 | BT_CLI_LOGE_APPEND_CAUSE("Cannot append plugin paths from BABELTRACE_PLUGIN_PATH."); |
| 965 | } |
| 966 | |
| 967 | return ret; |
| 968 | } |
| 969 | |
| 970 | static |
| 971 | int append_home_and_system_plugin_paths(bt_value *plugin_paths, |
| 972 | bool omit_system_plugin_path, bool omit_home_plugin_path) |
| 973 | { |
| 974 | int ret; |
| 975 | |
| 976 | if (!omit_home_plugin_path) { |
| 977 | if (bt_common_is_setuid_setgid()) { |
| 978 | BT_LOGI_STR("Skipping non-system plugin paths for setuid/setgid binary."); |
| 979 | } else { |
| 980 | char *home_plugin_dir = bt_common_get_home_plugin_path( |
| 981 | BT_LOG_OUTPUT_LEVEL); |
| 982 | |
| 983 | if (home_plugin_dir) { |
| 984 | ret = bt_config_append_plugin_paths( |
| 985 | plugin_paths, home_plugin_dir); |
| 986 | free(home_plugin_dir); |
| 987 | |
| 988 | if (ret) { |
| 989 | BT_CLI_LOGE_APPEND_CAUSE("Invalid home plugin path."); |
| 990 | goto error; |
| 991 | } |
| 992 | } |
| 993 | } |
| 994 | } |
| 995 | |
| 996 | if (!omit_system_plugin_path) { |
| 997 | if (bt_config_append_plugin_paths(plugin_paths, |
| 998 | bt_common_get_system_plugin_path())) { |
| 999 | BT_CLI_LOGE_APPEND_CAUSE("Invalid system plugin path."); |
| 1000 | goto error; |
| 1001 | } |
| 1002 | } |
| 1003 | return 0; |
| 1004 | error: |
| 1005 | BT_CLI_LOGE_APPEND_CAUSE("Cannot append home and system plugin paths."); |
| 1006 | return -1; |
| 1007 | } |
| 1008 | |
| 1009 | static |
| 1010 | struct bt_config *bt_config_base_create(enum bt_config_command command, |
| 1011 | const bt_value *plugin_paths, bool needs_plugins) |
| 1012 | { |
| 1013 | struct bt_config *cfg; |
| 1014 | |
| 1015 | /* Create config */ |
| 1016 | cfg = g_new0(struct bt_config, 1); |
| 1017 | if (!cfg) { |
| 1018 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 1019 | goto error; |
| 1020 | } |
| 1021 | |
| 1022 | bt_object_init_shared(&cfg->base, bt_config_destroy); |
| 1023 | cfg->command = command; |
| 1024 | cfg->command_needs_plugins = needs_plugins; |
| 1025 | |
| 1026 | if (plugin_paths) { |
| 1027 | bt_value *plugin_paths_copy; |
| 1028 | |
| 1029 | (void) bt_value_copy(plugin_paths, |
| 1030 | &plugin_paths_copy); |
| 1031 | cfg->plugin_paths = plugin_paths_copy; |
| 1032 | } else { |
| 1033 | cfg->plugin_paths = bt_value_array_create(); |
| 1034 | if (!cfg->plugin_paths) { |
| 1035 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 1036 | goto error; |
| 1037 | } |
| 1038 | } |
| 1039 | |
| 1040 | goto end; |
| 1041 | |
| 1042 | error: |
| 1043 | BT_OBJECT_PUT_REF_AND_RESET(cfg); |
| 1044 | |
| 1045 | end: |
| 1046 | return cfg; |
| 1047 | } |
| 1048 | |
| 1049 | static |
| 1050 | struct bt_config *bt_config_run_create(const bt_value *plugin_paths) |
| 1051 | { |
| 1052 | struct bt_config *cfg; |
| 1053 | |
| 1054 | /* Create config */ |
| 1055 | cfg = bt_config_base_create(BT_CONFIG_COMMAND_RUN, |
| 1056 | plugin_paths, true); |
| 1057 | if (!cfg) { |
| 1058 | goto error; |
| 1059 | } |
| 1060 | |
| 1061 | cfg->cmd_data.run.sources = g_ptr_array_new_with_free_func( |
| 1062 | (GDestroyNotify) bt_object_put_ref); |
| 1063 | if (!cfg->cmd_data.run.sources) { |
| 1064 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 1065 | goto error; |
| 1066 | } |
| 1067 | |
| 1068 | cfg->cmd_data.run.filters = g_ptr_array_new_with_free_func( |
| 1069 | (GDestroyNotify) bt_object_put_ref); |
| 1070 | if (!cfg->cmd_data.run.filters) { |
| 1071 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 1072 | goto error; |
| 1073 | } |
| 1074 | |
| 1075 | cfg->cmd_data.run.sinks = g_ptr_array_new_with_free_func( |
| 1076 | (GDestroyNotify) bt_object_put_ref); |
| 1077 | if (!cfg->cmd_data.run.sinks) { |
| 1078 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 1079 | goto error; |
| 1080 | } |
| 1081 | |
| 1082 | cfg->cmd_data.run.connections = g_ptr_array_new_with_free_func( |
| 1083 | (GDestroyNotify) bt_config_connection_destroy); |
| 1084 | if (!cfg->cmd_data.run.connections) { |
| 1085 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 1086 | goto error; |
| 1087 | } |
| 1088 | |
| 1089 | goto end; |
| 1090 | |
| 1091 | error: |
| 1092 | BT_OBJECT_PUT_REF_AND_RESET(cfg); |
| 1093 | |
| 1094 | end: |
| 1095 | return cfg; |
| 1096 | } |
| 1097 | |
| 1098 | static |
| 1099 | struct bt_config *bt_config_list_plugins_create(const bt_value *plugin_paths) |
| 1100 | { |
| 1101 | return bt_config_base_create(BT_CONFIG_COMMAND_LIST_PLUGINS, |
| 1102 | plugin_paths, true); |
| 1103 | } |
| 1104 | |
| 1105 | static |
| 1106 | struct bt_config *bt_config_help_create(const bt_value *plugin_paths, |
| 1107 | int default_log_level) |
| 1108 | { |
| 1109 | struct bt_config *cfg; |
| 1110 | |
| 1111 | /* Create config */ |
| 1112 | cfg = bt_config_base_create(BT_CONFIG_COMMAND_HELP, |
| 1113 | plugin_paths, true); |
| 1114 | if (!cfg) { |
| 1115 | goto error; |
| 1116 | } |
| 1117 | |
| 1118 | cfg->cmd_data.help.cfg_component = |
| 1119 | bt_config_component_create(-1, NULL, NULL, default_log_level); |
| 1120 | if (!cfg->cmd_data.help.cfg_component) { |
| 1121 | goto error; |
| 1122 | } |
| 1123 | |
| 1124 | goto end; |
| 1125 | |
| 1126 | error: |
| 1127 | BT_OBJECT_PUT_REF_AND_RESET(cfg); |
| 1128 | |
| 1129 | end: |
| 1130 | return cfg; |
| 1131 | } |
| 1132 | |
| 1133 | static |
| 1134 | struct bt_config *bt_config_query_create(const bt_value *plugin_paths) |
| 1135 | { |
| 1136 | struct bt_config *cfg; |
| 1137 | |
| 1138 | /* Create config */ |
| 1139 | cfg = bt_config_base_create(BT_CONFIG_COMMAND_QUERY, |
| 1140 | plugin_paths, true); |
| 1141 | if (!cfg) { |
| 1142 | goto error; |
| 1143 | } |
| 1144 | |
| 1145 | cfg->cmd_data.query.object = g_string_new(NULL); |
| 1146 | if (!cfg->cmd_data.query.object) { |
| 1147 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 1148 | goto error; |
| 1149 | } |
| 1150 | |
| 1151 | goto end; |
| 1152 | |
| 1153 | error: |
| 1154 | BT_OBJECT_PUT_REF_AND_RESET(cfg); |
| 1155 | |
| 1156 | end: |
| 1157 | return cfg; |
| 1158 | } |
| 1159 | |
| 1160 | static |
| 1161 | struct bt_config *bt_config_print_ctf_metadata_create( |
| 1162 | const bt_value *plugin_paths) |
| 1163 | { |
| 1164 | struct bt_config *cfg; |
| 1165 | |
| 1166 | /* Create config */ |
| 1167 | cfg = bt_config_base_create(BT_CONFIG_COMMAND_PRINT_CTF_METADATA, |
| 1168 | plugin_paths, true); |
| 1169 | if (!cfg) { |
| 1170 | goto error; |
| 1171 | } |
| 1172 | |
| 1173 | cfg->cmd_data.print_ctf_metadata.path = g_string_new(NULL); |
| 1174 | if (!cfg->cmd_data.print_ctf_metadata.path) { |
| 1175 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 1176 | goto error; |
| 1177 | } |
| 1178 | |
| 1179 | cfg->cmd_data.print_ctf_metadata.output_path = g_string_new(NULL); |
| 1180 | if (!cfg->cmd_data.print_ctf_metadata.output_path) { |
| 1181 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 1182 | goto error; |
| 1183 | } |
| 1184 | |
| 1185 | goto end; |
| 1186 | |
| 1187 | error: |
| 1188 | BT_OBJECT_PUT_REF_AND_RESET(cfg); |
| 1189 | |
| 1190 | end: |
| 1191 | return cfg; |
| 1192 | } |
| 1193 | |
| 1194 | static |
| 1195 | struct bt_config *bt_config_print_lttng_live_sessions_create( |
| 1196 | const bt_value *plugin_paths) |
| 1197 | { |
| 1198 | struct bt_config *cfg; |
| 1199 | |
| 1200 | /* Create config */ |
| 1201 | cfg = bt_config_base_create(BT_CONFIG_COMMAND_PRINT_LTTNG_LIVE_SESSIONS, |
| 1202 | plugin_paths, true); |
| 1203 | if (!cfg) { |
| 1204 | goto error; |
| 1205 | } |
| 1206 | |
| 1207 | cfg->cmd_data.print_lttng_live_sessions.url = g_string_new(NULL); |
| 1208 | if (!cfg->cmd_data.print_lttng_live_sessions.url) { |
| 1209 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 1210 | goto error; |
| 1211 | } |
| 1212 | |
| 1213 | cfg->cmd_data.print_lttng_live_sessions.output_path = |
| 1214 | g_string_new(NULL); |
| 1215 | if (!cfg->cmd_data.print_lttng_live_sessions.output_path) { |
| 1216 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 1217 | goto error; |
| 1218 | } |
| 1219 | |
| 1220 | goto end; |
| 1221 | |
| 1222 | error: |
| 1223 | BT_OBJECT_PUT_REF_AND_RESET(cfg); |
| 1224 | |
| 1225 | end: |
| 1226 | return cfg; |
| 1227 | } |
| 1228 | |
| 1229 | static |
| 1230 | int bt_config_append_plugin_paths_check_setuid_setgid( |
| 1231 | bt_value *plugin_paths, const char *arg) |
| 1232 | { |
| 1233 | int ret = 0; |
| 1234 | |
| 1235 | if (bt_common_is_setuid_setgid()) { |
| 1236 | BT_LOGI_STR("Skipping non-system plugin paths for setuid/setgid binary."); |
| 1237 | goto end; |
| 1238 | } |
| 1239 | |
| 1240 | if (bt_config_append_plugin_paths(plugin_paths, arg)) { |
| 1241 | BT_CLI_LOGE_APPEND_CAUSE("Invalid --plugin-path option's argument:\n %s", |
| 1242 | arg); |
| 1243 | ret = -1; |
| 1244 | goto end; |
| 1245 | } |
| 1246 | |
| 1247 | end: |
| 1248 | return ret; |
| 1249 | } |
| 1250 | |
| 1251 | /* |
| 1252 | * Prints the expected format for a --params option. |
| 1253 | */ |
| 1254 | static |
| 1255 | void print_expected_params_format(FILE *fp) |
| 1256 | { |
| 1257 | fprintf(fp, "Expected format of PARAMS\n"); |
| 1258 | fprintf(fp, "-------------------------\n"); |
| 1259 | fprintf(fp, "\n"); |
| 1260 | fprintf(fp, " PARAM=VALUE[,PARAM=VALUE]...\n"); |
| 1261 | fprintf(fp, "\n"); |
| 1262 | fprintf(fp, "The parameter string is a comma-separated list of PARAM=VALUE assignments,\n"); |
| 1263 | fprintf(fp, "where PARAM is the parameter name (C identifier plus the [:.-] characters),\n"); |
| 1264 | fprintf(fp, "and VALUE can be one of:\n"); |
| 1265 | fprintf(fp, "\n"); |
| 1266 | fprintf(fp, "* `null`, `nul`, `NULL`: null value (no backticks).\n"); |
| 1267 | fprintf(fp, "* `true`, `TRUE`, `yes`, `YES`: true boolean value (no backticks).\n"); |
| 1268 | fprintf(fp, "* `false`, `FALSE`, `no`, `NO`: false boolean value (no backticks).\n"); |
| 1269 | fprintf(fp, "* Binary (`0b` prefix), octal (`0` prefix), decimal, or hexadecimal\n"); |
| 1270 | fprintf(fp, " (`0x` prefix) unsigned (with `+` prefix) or signed 64-bit integer.\n"); |
| 1271 | fprintf(fp, "* Double precision floating point number (scientific notation is accepted).\n"); |
| 1272 | fprintf(fp, "* Unquoted string with no special characters, and not matching any of\n"); |
| 1273 | fprintf(fp, " the null and boolean value symbols above.\n"); |
| 1274 | fprintf(fp, "* Double-quoted string (accepts escape characters).\n"); |
| 1275 | fprintf(fp, "* Array, formatted as an opening `[`, a list of comma-separated values\n"); |
| 1276 | fprintf(fp, " (as described by the current list) and a closing `]`.\n"); |
| 1277 | fprintf(fp, "* Map, formatted as an opening `{`, a comma-separated list of PARAM=VALUE\n"); |
| 1278 | fprintf(fp, " assignments and a closing `}`.\n"); |
| 1279 | fprintf(fp, "\n"); |
| 1280 | fprintf(fp, "You can put whitespaces allowed around individual `=` and `,` symbols.\n"); |
| 1281 | fprintf(fp, "\n"); |
| 1282 | fprintf(fp, "Example:\n"); |
| 1283 | fprintf(fp, "\n"); |
| 1284 | fprintf(fp, " many=null, fresh=yes, condition=false, squirrel=-782329,\n"); |
| 1285 | fprintf(fp, " play=+23, observe=3.14, simple=beef, needs-quotes=\"some string\",\n"); |
| 1286 | fprintf(fp, " escape.chars-are:allowed=\"this is a \\\" double quote\",\n"); |
| 1287 | fprintf(fp, " things=[1, \"2\", 3]\n"); |
| 1288 | fprintf(fp, "\n"); |
| 1289 | fprintf(fp, "IMPORTANT: Make sure to single-quote the whole argument when you run\n"); |
| 1290 | fprintf(fp, "babeltrace2 from a shell.\n"); |
| 1291 | } |
| 1292 | |
| 1293 | /* |
| 1294 | * Given argpar error status `status` and error `error`, return a formatted |
| 1295 | * error message describing the error. |
| 1296 | * |
| 1297 | * `argv` is the argument vector that was being parsed. |
| 1298 | * |
| 1299 | * `prefix_fmt` (formatted using the following arguments) is prepended to |
| 1300 | * the error message. |
| 1301 | * |
| 1302 | * The returned string must be freed by the caller. |
| 1303 | */ |
| 1304 | static |
| 1305 | GString *__BT_ATTR_FORMAT_PRINTF(3, 4) format_arg_error( |
| 1306 | const struct argpar_error *error, |
| 1307 | const char **argv, const char *prefix_fmt, ...) |
| 1308 | |
| 1309 | { |
| 1310 | GString *str = g_string_new(NULL); |
| 1311 | va_list args; |
| 1312 | |
| 1313 | va_start(args, prefix_fmt); |
| 1314 | g_string_append_vprintf(str, prefix_fmt, args); |
| 1315 | va_end(args); |
| 1316 | |
| 1317 | g_string_append(str, ": "); |
| 1318 | |
| 1319 | switch (argpar_error_type(error)) |
| 1320 | { |
| 1321 | case ARGPAR_ERROR_TYPE_MISSING_OPT_ARG: |
| 1322 | { |
| 1323 | bool is_short; |
| 1324 | const struct argpar_opt_descr *descr = |
| 1325 | argpar_error_opt_descr(error, &is_short); |
| 1326 | int orig_index = argpar_error_orig_index(error); |
| 1327 | const char *arg = argv[orig_index]; |
| 1328 | |
| 1329 | if (is_short) { |
| 1330 | g_string_append_printf( |
| 1331 | str, |
| 1332 | WHILE_PARSING_ARG_N_FMT "Missing required argument for option `-%c`", |
| 1333 | orig_index + 1, arg, descr->short_name); |
| 1334 | } else { |
| 1335 | g_string_append_printf( |
| 1336 | str, |
| 1337 | WHILE_PARSING_ARG_N_FMT "Missing required argument for option `--%s`", |
| 1338 | orig_index + 1, arg, descr->long_name); |
| 1339 | } |
| 1340 | |
| 1341 | break; |
| 1342 | } |
| 1343 | case ARGPAR_ERROR_TYPE_UNEXPECTED_OPT_ARG: |
| 1344 | { |
| 1345 | bool is_short; |
| 1346 | const struct argpar_opt_descr *descr = |
| 1347 | argpar_error_opt_descr(error, &is_short); |
| 1348 | int orig_index = argpar_error_orig_index(error); |
| 1349 | const char *arg = argv[orig_index]; |
| 1350 | |
| 1351 | if (is_short) { |
| 1352 | g_string_append_printf( |
| 1353 | str, |
| 1354 | WHILE_PARSING_ARG_N_FMT "Unexpected argument for option `-%c`", |
| 1355 | orig_index + 1, arg, descr->short_name); |
| 1356 | } else { |
| 1357 | g_string_append_printf( |
| 1358 | str, |
| 1359 | WHILE_PARSING_ARG_N_FMT "Unexpected argument for option `--%s`", |
| 1360 | orig_index + 1, arg, descr->long_name); |
| 1361 | } |
| 1362 | |
| 1363 | break; |
| 1364 | } |
| 1365 | case ARGPAR_ERROR_TYPE_UNKNOWN_OPT: |
| 1366 | { |
| 1367 | int orig_index = argpar_error_orig_index(error); |
| 1368 | const char *unknown_opt = argpar_error_unknown_opt_name(error); |
| 1369 | const char *arg = argv[orig_index]; |
| 1370 | |
| 1371 | g_string_append_printf( |
| 1372 | str, |
| 1373 | WHILE_PARSING_ARG_N_FMT "Unknown option `%s`", |
| 1374 | orig_index + 1, arg, unknown_opt); |
| 1375 | |
| 1376 | break; |
| 1377 | } |
| 1378 | |
| 1379 | default: |
| 1380 | BT_ASSERT(0); |
| 1381 | } |
| 1382 | |
| 1383 | return str; |
| 1384 | } |
| 1385 | |
| 1386 | enum parse_next_item_status |
| 1387 | { |
| 1388 | PARSE_NEXT_ITEM_STATUS_OK = 0, |
| 1389 | PARSE_NEXT_ITEM_STATUS_END = 1, |
| 1390 | PARSE_NEXT_ITEM_STATUS_ERROR = -1, |
| 1391 | }; |
| 1392 | |
| 1393 | /* |
| 1394 | * Parse the next item using `iter`. Log and append an error if necessary. |
| 1395 | * |
| 1396 | * The item in `*item` on entry is freed, and the new item is also |
| 1397 | * returned in `*item`. |
| 1398 | */ |
| 1399 | static |
| 1400 | enum parse_next_item_status parse_next_item(struct argpar_iter *iter, |
| 1401 | const struct argpar_item **item, const char **argv, |
| 1402 | const char *command) |
| 1403 | { |
| 1404 | enum argpar_iter_next_status status; |
| 1405 | const struct argpar_error *error = NULL; |
| 1406 | enum parse_next_item_status ret; |
| 1407 | |
| 1408 | ARGPAR_ITEM_DESTROY_AND_RESET(*item); |
| 1409 | status = argpar_iter_next(iter, item, &error); |
| 1410 | |
| 1411 | switch (status) { |
| 1412 | case ARGPAR_ITER_NEXT_STATUS_ERROR_MEMORY: |
| 1413 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 1414 | ret = PARSE_NEXT_ITEM_STATUS_ERROR; |
| 1415 | break; |
| 1416 | case ARGPAR_ITER_NEXT_STATUS_ERROR: |
| 1417 | { |
| 1418 | GString *err_str = format_arg_error(error, argv, |
| 1419 | "While parsing `%s` command's command-line arguments", command); |
| 1420 | BT_CLI_LOGE_APPEND_CAUSE("%s", err_str->str); |
| 1421 | g_string_free(err_str, TRUE); |
| 1422 | ret = PARSE_NEXT_ITEM_STATUS_ERROR; |
| 1423 | break; |
| 1424 | } |
| 1425 | case ARGPAR_ITER_NEXT_STATUS_END: |
| 1426 | ret = PARSE_NEXT_ITEM_STATUS_END; |
| 1427 | break; |
| 1428 | case ARGPAR_ITER_NEXT_STATUS_OK: |
| 1429 | ret = PARSE_NEXT_ITEM_STATUS_OK; |
| 1430 | break; |
| 1431 | default: |
| 1432 | bt_common_abort(); |
| 1433 | } |
| 1434 | |
| 1435 | argpar_error_destroy(error); |
| 1436 | return ret; |
| 1437 | } |
| 1438 | |
| 1439 | |
| 1440 | /* |
| 1441 | * Prints the help command usage. |
| 1442 | */ |
| 1443 | static |
| 1444 | void print_help_usage(FILE *fp) |
| 1445 | { |
| 1446 | fprintf(fp, "Usage: babeltrace2 [GENERAL OPTIONS] help [OPTIONS] PLUGIN\n"); |
| 1447 | fprintf(fp, " babeltrace2 [GENERAL OPTIONS] help [OPTIONS] TYPE.PLUGIN.CLS\n"); |
| 1448 | fprintf(fp, "\n"); |
| 1449 | fprintf(fp, "Options:\n"); |
| 1450 | fprintf(fp, "\n"); |
| 1451 | fprintf(fp, " -h, --help Show this help and quit\n"); |
| 1452 | fprintf(fp, "\n"); |
| 1453 | fprintf(fp, "See `babeltrace2 --help` for the list of general options.\n"); |
| 1454 | fprintf(fp, "\n"); |
| 1455 | fprintf(fp, "Use `babeltrace2 list-plugins` to show the list of available plugins.\n"); |
| 1456 | } |
| 1457 | |
| 1458 | static |
| 1459 | const struct argpar_opt_descr help_options[] = { |
| 1460 | /* id, short_name, long_name, with_arg */ |
| 1461 | { OPT_HELP, 'h', "help", false }, |
| 1462 | ARGPAR_OPT_DESCR_SENTINEL |
| 1463 | }; |
| 1464 | |
| 1465 | /* |
| 1466 | * Creates a Babeltrace config object from the arguments of a help |
| 1467 | * command. |
| 1468 | * |
| 1469 | * *retcode is set to the appropriate exit code to use. |
| 1470 | */ |
| 1471 | static |
| 1472 | struct bt_config *bt_config_help_from_args(int argc, const char *argv[], |
| 1473 | int *retcode, const bt_value *plugin_paths, |
| 1474 | int default_log_level) |
| 1475 | { |
| 1476 | struct bt_config *cfg = NULL; |
| 1477 | const char *plugin_comp_cls_arg = NULL; |
| 1478 | char *plugin_name = NULL, *comp_cls_name = NULL; |
| 1479 | GString *substring = NULL; |
| 1480 | size_t end_pos; |
| 1481 | struct argpar_iter *argpar_iter = NULL; |
| 1482 | const struct argpar_item *argpar_item = NULL; |
| 1483 | |
| 1484 | *retcode = 0; |
| 1485 | cfg = bt_config_help_create(plugin_paths, default_log_level); |
| 1486 | if (!cfg) { |
| 1487 | goto error; |
| 1488 | } |
| 1489 | |
| 1490 | argpar_iter = argpar_iter_create(argc, argv, help_options); |
| 1491 | if (!argpar_iter) { |
| 1492 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 1493 | goto error; |
| 1494 | } |
| 1495 | |
| 1496 | while (true) { |
| 1497 | enum parse_next_item_status status = |
| 1498 | parse_next_item(argpar_iter, &argpar_item, argv, "help"); |
| 1499 | |
| 1500 | if (status == PARSE_NEXT_ITEM_STATUS_ERROR) { |
| 1501 | goto error; |
| 1502 | } else if (status == PARSE_NEXT_ITEM_STATUS_END) { |
| 1503 | break; |
| 1504 | } |
| 1505 | |
| 1506 | if (argpar_item_type(argpar_item) == ARGPAR_ITEM_TYPE_OPT) { |
| 1507 | const struct argpar_opt_descr *opt_descr = |
| 1508 | argpar_item_opt_descr(argpar_item); |
| 1509 | |
| 1510 | switch (opt_descr->id) { |
| 1511 | case OPT_HELP: |
| 1512 | print_help_usage(stdout); |
| 1513 | *retcode = -1; |
| 1514 | BT_OBJECT_PUT_REF_AND_RESET(cfg); |
| 1515 | goto end; |
| 1516 | default: |
| 1517 | bt_common_abort(); |
| 1518 | } |
| 1519 | } else { |
| 1520 | const char *arg = argpar_item_non_opt_arg(argpar_item); |
| 1521 | |
| 1522 | if (plugin_comp_cls_arg) { |
| 1523 | BT_CLI_LOGE_APPEND_CAUSE( |
| 1524 | "Extraneous command-line argument specified to `help` command: `%s`.", |
| 1525 | arg); |
| 1526 | goto error; |
| 1527 | } |
| 1528 | |
| 1529 | plugin_comp_cls_arg = arg; |
| 1530 | } |
| 1531 | } |
| 1532 | |
| 1533 | if (!plugin_comp_cls_arg) { |
| 1534 | BT_CLI_LOGE_APPEND_CAUSE( |
| 1535 | "Missing plugin name or component class descriptor."); |
| 1536 | goto error; |
| 1537 | } |
| 1538 | |
| 1539 | /* Look for unescaped dots in the argument. */ |
| 1540 | substring = bt_common_string_until(plugin_comp_cls_arg, ".\\", ".", &end_pos); |
| 1541 | if (!substring) { |
| 1542 | BT_CLI_LOGE_APPEND_CAUSE("Could not consume argument: arg=%s", |
| 1543 | plugin_comp_cls_arg); |
| 1544 | goto error; |
| 1545 | } |
| 1546 | |
| 1547 | if (end_pos == strlen(plugin_comp_cls_arg)) { |
| 1548 | /* Didn't find an unescaped dot, treat it as a plugin name. */ |
| 1549 | g_string_assign(cfg->cmd_data.help.cfg_component->plugin_name, |
| 1550 | plugin_comp_cls_arg); |
| 1551 | } else { |
| 1552 | /* |
| 1553 | * Found an unescaped dot, treat it as a component class name. |
| 1554 | */ |
| 1555 | plugin_comp_cls_names(plugin_comp_cls_arg, NULL, &plugin_name, &comp_cls_name, |
| 1556 | &cfg->cmd_data.help.cfg_component->type); |
| 1557 | if (!plugin_name || !comp_cls_name) { |
| 1558 | BT_CLI_LOGE_APPEND_CAUSE( |
| 1559 | "Could not parse argument as a component class name: arg=%s", |
| 1560 | plugin_comp_cls_arg); |
| 1561 | goto error; |
| 1562 | } |
| 1563 | |
| 1564 | g_string_assign(cfg->cmd_data.help.cfg_component->plugin_name, |
| 1565 | plugin_name); |
| 1566 | g_string_assign(cfg->cmd_data.help.cfg_component->comp_cls_name, |
| 1567 | comp_cls_name); |
| 1568 | } |
| 1569 | |
| 1570 | goto end; |
| 1571 | |
| 1572 | error: |
| 1573 | *retcode = 1; |
| 1574 | BT_OBJECT_PUT_REF_AND_RESET(cfg); |
| 1575 | |
| 1576 | end: |
| 1577 | g_free(plugin_name); |
| 1578 | g_free(comp_cls_name); |
| 1579 | |
| 1580 | if (substring) { |
| 1581 | g_string_free(substring, TRUE); |
| 1582 | } |
| 1583 | |
| 1584 | argpar_iter_destroy(argpar_iter); |
| 1585 | argpar_item_destroy(argpar_item); |
| 1586 | |
| 1587 | return cfg; |
| 1588 | } |
| 1589 | |
| 1590 | /* |
| 1591 | * Prints the help command usage. |
| 1592 | */ |
| 1593 | static |
| 1594 | void print_query_usage(FILE *fp) |
| 1595 | { |
| 1596 | fprintf(fp, "Usage: babeltrace2 [GEN OPTS] query [OPTS] TYPE.PLUGIN.CLS OBJECT\n"); |
| 1597 | fprintf(fp, "\n"); |
| 1598 | fprintf(fp, "Options:\n"); |
| 1599 | fprintf(fp, "\n"); |
| 1600 | fprintf(fp, " -p, --params=PARAMS Set the query parameters to PARAMS (see the expected\n"); |
| 1601 | fprintf(fp, " format of PARAMS below)\n"); |
| 1602 | fprintf(fp, " -h, --help Show this help and quit\n"); |
| 1603 | fprintf(fp, "\n\n"); |
| 1604 | print_expected_params_format(fp); |
| 1605 | } |
| 1606 | |
| 1607 | static |
| 1608 | const struct argpar_opt_descr query_options[] = { |
| 1609 | /* id, short_name, long_name, with_arg */ |
| 1610 | { OPT_HELP, 'h', "help", false }, |
| 1611 | { OPT_PARAMS, 'p', "params", true }, |
| 1612 | ARGPAR_OPT_DESCR_SENTINEL |
| 1613 | }; |
| 1614 | |
| 1615 | /* |
| 1616 | * Creates a Babeltrace config object from the arguments of a query |
| 1617 | * command. |
| 1618 | * |
| 1619 | * *retcode is set to the appropriate exit code to use. |
| 1620 | */ |
| 1621 | static |
| 1622 | struct bt_config *bt_config_query_from_args(int argc, const char *argv[], |
| 1623 | int *retcode, const bt_value *plugin_paths, |
| 1624 | int default_log_level) |
| 1625 | { |
| 1626 | struct bt_config *cfg = NULL; |
| 1627 | const char *component_class_spec = NULL; |
| 1628 | const char *query_object = NULL; |
| 1629 | GString *error_str = NULL; |
| 1630 | struct argpar_iter *argpar_iter = NULL; |
| 1631 | const struct argpar_item *argpar_item = NULL; |
| 1632 | |
| 1633 | bt_value *params = bt_value_map_create(); |
| 1634 | if (!params) { |
| 1635 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 1636 | goto error; |
| 1637 | } |
| 1638 | |
| 1639 | *retcode = 0; |
| 1640 | cfg = bt_config_query_create(plugin_paths); |
| 1641 | if (!cfg) { |
| 1642 | goto error; |
| 1643 | } |
| 1644 | |
| 1645 | error_str = g_string_new(NULL); |
| 1646 | if (!error_str) { |
| 1647 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 1648 | goto error; |
| 1649 | } |
| 1650 | |
| 1651 | argpar_iter = argpar_iter_create(argc, argv, query_options); |
| 1652 | if (!argpar_iter) { |
| 1653 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 1654 | goto error; |
| 1655 | } |
| 1656 | |
| 1657 | while (true) { |
| 1658 | enum parse_next_item_status status = |
| 1659 | parse_next_item(argpar_iter, &argpar_item, argv, "query"); |
| 1660 | |
| 1661 | if (status == PARSE_NEXT_ITEM_STATUS_ERROR) { |
| 1662 | goto error; |
| 1663 | } else if (status == PARSE_NEXT_ITEM_STATUS_END) { |
| 1664 | break; |
| 1665 | } |
| 1666 | |
| 1667 | if (argpar_item_type(argpar_item) == ARGPAR_ITEM_TYPE_OPT) { |
| 1668 | const struct argpar_opt_descr *opt_descr = |
| 1669 | argpar_item_opt_descr(argpar_item); |
| 1670 | const char *arg = argpar_item_opt_arg(argpar_item); |
| 1671 | |
| 1672 | switch (opt_descr->id) { |
| 1673 | case OPT_HELP: |
| 1674 | print_query_usage(stdout); |
| 1675 | *retcode = -1; |
| 1676 | BT_OBJECT_PUT_REF_AND_RESET(cfg); |
| 1677 | goto end; |
| 1678 | case OPT_PARAMS: |
| 1679 | { |
| 1680 | bt_value *parsed_params = bt_param_parse(arg, error_str); |
| 1681 | bt_value_map_extend_status extend_status; |
| 1682 | if (!parsed_params) { |
| 1683 | BT_CLI_LOGE_APPEND_CAUSE("Invalid format for --params option's argument:\n %s", |
| 1684 | error_str->str); |
| 1685 | goto error; |
| 1686 | } |
| 1687 | |
| 1688 | extend_status = bt_value_map_extend(params, parsed_params); |
| 1689 | BT_VALUE_PUT_REF_AND_RESET(parsed_params); |
| 1690 | if (extend_status) { |
| 1691 | BT_CLI_LOGE_APPEND_CAUSE("Cannot extend current parameters with --params option's argument:\n %s", |
| 1692 | arg); |
| 1693 | goto error; |
| 1694 | } |
| 1695 | break; |
| 1696 | } |
| 1697 | default: |
| 1698 | bt_common_abort(); |
| 1699 | } |
| 1700 | } else { |
| 1701 | const char *arg = argpar_item_non_opt_arg(argpar_item); |
| 1702 | |
| 1703 | /* |
| 1704 | * We need exactly two non-option arguments |
| 1705 | * which are the mandatory component class |
| 1706 | * specification and query object. |
| 1707 | */ |
| 1708 | if (!component_class_spec) { |
| 1709 | component_class_spec = arg; |
| 1710 | } else if (!query_object) { |
| 1711 | query_object = arg; |
| 1712 | } else { |
| 1713 | BT_CLI_LOGE_APPEND_CAUSE("Extraneous command-line argument specified to `query` command: `%s`.", |
| 1714 | arg); |
| 1715 | goto error; |
| 1716 | } |
| 1717 | } |
| 1718 | } |
| 1719 | |
| 1720 | if (!component_class_spec || !query_object) { |
| 1721 | print_query_usage(stdout); |
| 1722 | *retcode = -1; |
| 1723 | BT_OBJECT_PUT_REF_AND_RESET(cfg); |
| 1724 | goto end; |
| 1725 | } |
| 1726 | |
| 1727 | cfg->cmd_data.query.cfg_component = |
| 1728 | bt_config_component_from_arg(component_class_spec, |
| 1729 | default_log_level); |
| 1730 | if (!cfg->cmd_data.query.cfg_component) { |
| 1731 | BT_CLI_LOGE_APPEND_CAUSE("Invalid format for component class specification:\n %s", |
| 1732 | component_class_spec); |
| 1733 | goto error; |
| 1734 | } |
| 1735 | |
| 1736 | BT_ASSERT(params); |
| 1737 | BT_OBJECT_MOVE_REF(cfg->cmd_data.query.cfg_component->params, params); |
| 1738 | |
| 1739 | if (strlen(query_object) == 0) { |
| 1740 | BT_CLI_LOGE_APPEND_CAUSE("Invalid empty object."); |
| 1741 | goto error; |
| 1742 | } |
| 1743 | |
| 1744 | g_string_assign(cfg->cmd_data.query.object, query_object); |
| 1745 | goto end; |
| 1746 | |
| 1747 | error: |
| 1748 | *retcode = 1; |
| 1749 | BT_OBJECT_PUT_REF_AND_RESET(cfg); |
| 1750 | |
| 1751 | end: |
| 1752 | argpar_iter_destroy(argpar_iter); |
| 1753 | argpar_item_destroy(argpar_item); |
| 1754 | |
| 1755 | if (error_str) { |
| 1756 | g_string_free(error_str, TRUE); |
| 1757 | } |
| 1758 | |
| 1759 | bt_value_put_ref(params); |
| 1760 | return cfg; |
| 1761 | } |
| 1762 | |
| 1763 | /* |
| 1764 | * Prints the list-plugins command usage. |
| 1765 | */ |
| 1766 | static |
| 1767 | void print_list_plugins_usage(FILE *fp) |
| 1768 | { |
| 1769 | fprintf(fp, "Usage: babeltrace2 [GENERAL OPTIONS] list-plugins [OPTIONS]\n"); |
| 1770 | fprintf(fp, "\n"); |
| 1771 | fprintf(fp, "Options:\n"); |
| 1772 | fprintf(fp, "\n"); |
| 1773 | fprintf(fp, " -h, --help Show this help and quit\n"); |
| 1774 | fprintf(fp, "\n"); |
| 1775 | fprintf(fp, "See `babeltrace2 --help` for the list of general options.\n"); |
| 1776 | fprintf(fp, "\n"); |
| 1777 | fprintf(fp, "Use `babeltrace2 help` to get help for a specific plugin or component class.\n"); |
| 1778 | } |
| 1779 | |
| 1780 | static |
| 1781 | const struct argpar_opt_descr list_plugins_options[] = { |
| 1782 | /* id, short_name, long_name, with_arg */ |
| 1783 | { OPT_HELP, 'h', "help", false }, |
| 1784 | ARGPAR_OPT_DESCR_SENTINEL |
| 1785 | }; |
| 1786 | |
| 1787 | /* |
| 1788 | * Creates a Babeltrace config object from the arguments of a |
| 1789 | * list-plugins command. |
| 1790 | * |
| 1791 | * *retcode is set to the appropriate exit code to use. |
| 1792 | */ |
| 1793 | static |
| 1794 | struct bt_config *bt_config_list_plugins_from_args(int argc, const char *argv[], |
| 1795 | int *retcode, const bt_value *plugin_paths) |
| 1796 | { |
| 1797 | struct bt_config *cfg = NULL; |
| 1798 | struct argpar_iter *argpar_iter = NULL; |
| 1799 | const struct argpar_item *argpar_item = NULL; |
| 1800 | |
| 1801 | *retcode = 0; |
| 1802 | cfg = bt_config_list_plugins_create(plugin_paths); |
| 1803 | if (!cfg) { |
| 1804 | goto error; |
| 1805 | } |
| 1806 | |
| 1807 | argpar_iter = argpar_iter_create(argc, argv, list_plugins_options); |
| 1808 | if (!argpar_iter) { |
| 1809 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 1810 | goto error; |
| 1811 | } |
| 1812 | |
| 1813 | while (true) { |
| 1814 | enum parse_next_item_status status = |
| 1815 | parse_next_item(argpar_iter, &argpar_item, argv, "list-plugins"); |
| 1816 | |
| 1817 | if (status == PARSE_NEXT_ITEM_STATUS_ERROR) { |
| 1818 | goto error; |
| 1819 | } else if (status == PARSE_NEXT_ITEM_STATUS_END) { |
| 1820 | break; |
| 1821 | } |
| 1822 | |
| 1823 | if (argpar_item_type(argpar_item) == ARGPAR_ITEM_TYPE_OPT) { |
| 1824 | const struct argpar_opt_descr *opt_descr = |
| 1825 | argpar_item_opt_descr(argpar_item); |
| 1826 | |
| 1827 | switch (opt_descr->id) { |
| 1828 | case OPT_HELP: |
| 1829 | print_list_plugins_usage(stdout); |
| 1830 | *retcode = -1; |
| 1831 | BT_OBJECT_PUT_REF_AND_RESET(cfg); |
| 1832 | goto end; |
| 1833 | default: |
| 1834 | bt_common_abort(); |
| 1835 | } |
| 1836 | } else { |
| 1837 | BT_CLI_LOGE_APPEND_CAUSE( |
| 1838 | "Extraneous command-line argument specified to `list-plugins` command: `%s`.", |
| 1839 | argpar_item_non_opt_arg(argpar_item)); |
| 1840 | goto error; |
| 1841 | } |
| 1842 | } |
| 1843 | |
| 1844 | goto end; |
| 1845 | |
| 1846 | error: |
| 1847 | *retcode = 1; |
| 1848 | BT_OBJECT_PUT_REF_AND_RESET(cfg); |
| 1849 | |
| 1850 | end: |
| 1851 | argpar_iter_destroy(argpar_iter); |
| 1852 | argpar_item_destroy(argpar_item); |
| 1853 | |
| 1854 | return cfg; |
| 1855 | } |
| 1856 | |
| 1857 | /* |
| 1858 | * Prints the run command usage. |
| 1859 | */ |
| 1860 | static |
| 1861 | void print_run_usage(FILE *fp) |
| 1862 | { |
| 1863 | fprintf(fp, "Usage: babeltrace2 [GENERAL OPTIONS] run [OPTIONS]\n"); |
| 1864 | fprintf(fp, "\n"); |
| 1865 | fprintf(fp, "Options:\n"); |
| 1866 | fprintf(fp, "\n"); |
| 1867 | fprintf(fp, " -b, --base-params=PARAMS Set PARAMS as the current base parameters\n"); |
| 1868 | fprintf(fp, " for all the following components until\n"); |
| 1869 | fprintf(fp, " --reset-base-params is encountered\n"); |
| 1870 | fprintf(fp, " (see the expected format of PARAMS below)\n"); |
| 1871 | fprintf(fp, " -c, --component=NAME:TYPE.PLUGIN.CLS\n"); |
| 1872 | fprintf(fp, " Instantiate the component class CLS of type\n"); |
| 1873 | fprintf(fp, " TYPE (`source`, `filter`, or `sink`) found\n"); |
| 1874 | fprintf(fp, " in the plugin PLUGIN, add it to the graph,\n"); |
| 1875 | fprintf(fp, " and name it NAME"); |
| 1876 | fprintf(fp, " -x, --connect=CONNECTION Connect two created components (see the\n"); |
| 1877 | fprintf(fp, " expected format of CONNECTION below)\n"); |
| 1878 | fprintf(fp, " -l, --log-level=LVL Set the log level of the current component to LVL\n"); |
| 1879 | fprintf(fp, " (`N`, `T`, `D`, `I`, `W`, `E`, or `F`)\n"); |
| 1880 | fprintf(fp, " -p, --params=PARAMS Add initialization parameters PARAMS to the\n"); |
| 1881 | fprintf(fp, " current component (see the expected format\n"); |
| 1882 | fprintf(fp, " of PARAMS below)\n"); |
| 1883 | fprintf(fp, " -r, --reset-base-params Reset the current base parameters to an\n"); |
| 1884 | fprintf(fp, " empty map\n"); |
| 1885 | fprintf(fp, " --retry-duration=DUR When babeltrace2(1) needs to retry to run\n"); |
| 1886 | fprintf(fp, " the graph later, retry in DUR µs\n"); |
| 1887 | fprintf(fp, " (default: 100000)\n"); |
| 1888 | fprintf(fp, " -h, --help Show this help and quit\n"); |
| 1889 | fprintf(fp, "\n"); |
| 1890 | fprintf(fp, "See `babeltrace2 --help` for the list of general options.\n"); |
| 1891 | fprintf(fp, "\n\n"); |
| 1892 | fprintf(fp, "Expected format of CONNECTION\n"); |
| 1893 | fprintf(fp, "-----------------------------\n"); |
| 1894 | fprintf(fp, "\n"); |
| 1895 | fprintf(fp, " UPSTREAM[.UPSTREAM-PORT]:DOWNSTREAM[.DOWNSTREAM-PORT]\n"); |
| 1896 | fprintf(fp, "\n"); |
| 1897 | fprintf(fp, "UPSTREAM and DOWNSTREAM are names of the upstream and downstream\n"); |
| 1898 | fprintf(fp, "components to connect together. You must escape the following characters\n\n"); |
| 1899 | fprintf(fp, "with `\\`: `\\`, `.`, and `:`. You must set the name of the current\n"); |
| 1900 | fprintf(fp, "component using the NAME prefix of the --component option.\n"); |
| 1901 | fprintf(fp, "\n"); |
| 1902 | fprintf(fp, "UPSTREAM-PORT and DOWNSTREAM-PORT are optional globbing patterns to\n"); |
| 1903 | fprintf(fp, "identify the upstream and downstream ports to use for the connection.\n"); |
| 1904 | fprintf(fp, "When the port is not specified, `*` is used.\n"); |
| 1905 | fprintf(fp, "\n"); |
| 1906 | fprintf(fp, "When a component named UPSTREAM has an available port which matches the\n"); |
| 1907 | fprintf(fp, "UPSTREAM-PORT globbing pattern, it is connected to the first port which\n"); |
| 1908 | fprintf(fp, "matches the DOWNSTREAM-PORT globbing pattern of the component named\n"); |
| 1909 | fprintf(fp, "DOWNSTREAM.\n"); |
| 1910 | fprintf(fp, "\n"); |
| 1911 | fprintf(fp, "The only special character in UPSTREAM-PORT and DOWNSTREAM-PORT is `*`\n"); |
| 1912 | fprintf(fp, "which matches anything. You must escape the following characters\n"); |
| 1913 | fprintf(fp, "with `\\`: `\\`, `*`, `?`, `[`, `.`, and `:`.\n"); |
| 1914 | fprintf(fp, "\n"); |
| 1915 | fprintf(fp, "You can connect a source component to a filter or sink component. You\n"); |
| 1916 | fprintf(fp, "can connect a filter component to a sink component.\n"); |
| 1917 | fprintf(fp, "\n"); |
| 1918 | fprintf(fp, "Examples:\n"); |
| 1919 | fprintf(fp, "\n"); |
| 1920 | fprintf(fp, " my-src:my-sink\n"); |
| 1921 | fprintf(fp, " ctf-fs.*stream*:utils-muxer:*\n"); |
| 1922 | fprintf(fp, "\n"); |
| 1923 | fprintf(fp, "IMPORTANT: Make sure to single-quote the whole argument when you run\n"); |
| 1924 | fprintf(fp, "babeltrace2 from a shell.\n"); |
| 1925 | fprintf(fp, "\n\n"); |
| 1926 | print_expected_params_format(fp); |
| 1927 | } |
| 1928 | |
| 1929 | /* |
| 1930 | * Creates a Babeltrace config object from the arguments of a run |
| 1931 | * command. |
| 1932 | * |
| 1933 | * *retcode is set to the appropriate exit code to use. |
| 1934 | */ |
| 1935 | static |
| 1936 | struct bt_config *bt_config_run_from_args(int argc, const char *argv[], |
| 1937 | int *retcode, const bt_value *plugin_paths, |
| 1938 | int default_log_level) |
| 1939 | { |
| 1940 | struct bt_config_component *cur_cfg_comp = NULL; |
| 1941 | bt_value *cur_base_params = NULL; |
| 1942 | int ret = 0; |
| 1943 | struct bt_config *cfg = NULL; |
| 1944 | bt_value *instance_names = NULL; |
| 1945 | bt_value *connection_args = NULL; |
| 1946 | char error_buf[256] = { 0 }; |
| 1947 | long retry_duration = -1; |
| 1948 | bt_value_map_extend_status extend_status; |
| 1949 | GString *error_str = NULL; |
| 1950 | struct argpar_iter *argpar_iter = NULL; |
| 1951 | const struct argpar_item *argpar_item = NULL; |
| 1952 | |
| 1953 | static const struct argpar_opt_descr run_options[] = { |
| 1954 | { OPT_BASE_PARAMS, 'b', "base-params", true }, |
| 1955 | { OPT_COMPONENT, 'c', "component", true }, |
| 1956 | { OPT_CONNECT, 'x', "connect", true }, |
| 1957 | { OPT_HELP, 'h', "help", false }, |
| 1958 | { OPT_LOG_LEVEL, 'l', "log-level", true }, |
| 1959 | { OPT_PARAMS, 'p', "params", true }, |
| 1960 | { OPT_RESET_BASE_PARAMS, 'r', "reset-base-params", false }, |
| 1961 | { OPT_RETRY_DURATION, '\0', "retry-duration", true }, |
| 1962 | ARGPAR_OPT_DESCR_SENTINEL |
| 1963 | }; |
| 1964 | |
| 1965 | *retcode = 0; |
| 1966 | |
| 1967 | error_str = g_string_new(NULL); |
| 1968 | if (!error_str) { |
| 1969 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 1970 | goto error; |
| 1971 | } |
| 1972 | |
| 1973 | if (argc < 1) { |
| 1974 | print_run_usage(stdout); |
| 1975 | *retcode = -1; |
| 1976 | goto end; |
| 1977 | } |
| 1978 | |
| 1979 | cfg = bt_config_run_create(plugin_paths); |
| 1980 | if (!cfg) { |
| 1981 | goto error; |
| 1982 | } |
| 1983 | |
| 1984 | cfg->cmd_data.run.retry_duration_us = 100000; |
| 1985 | cur_base_params = bt_value_map_create(); |
| 1986 | if (!cur_base_params) { |
| 1987 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 1988 | goto error; |
| 1989 | } |
| 1990 | |
| 1991 | instance_names = bt_value_map_create(); |
| 1992 | if (!instance_names) { |
| 1993 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 1994 | goto error; |
| 1995 | } |
| 1996 | |
| 1997 | connection_args = bt_value_array_create(); |
| 1998 | if (!connection_args) { |
| 1999 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 2000 | goto error; |
| 2001 | } |
| 2002 | |
| 2003 | argpar_iter = argpar_iter_create(argc, argv, run_options); |
| 2004 | if (!argpar_iter) { |
| 2005 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 2006 | goto error; |
| 2007 | } |
| 2008 | |
| 2009 | while (true) { |
| 2010 | enum parse_next_item_status status; |
| 2011 | const struct argpar_opt_descr *opt_descr; |
| 2012 | const char *arg; |
| 2013 | |
| 2014 | status = parse_next_item(argpar_iter, &argpar_item, argv, "run"); |
| 2015 | if (status == PARSE_NEXT_ITEM_STATUS_ERROR) { |
| 2016 | goto error; |
| 2017 | } else if (status == PARSE_NEXT_ITEM_STATUS_END) { |
| 2018 | break; |
| 2019 | } |
| 2020 | |
| 2021 | /* This command does not accept non-option arguments.*/ |
| 2022 | if (argpar_item_type(argpar_item) == ARGPAR_ITEM_TYPE_NON_OPT) { |
| 2023 | BT_CLI_LOGE_APPEND_CAUSE("Unexpected argument: `%s`", |
| 2024 | argpar_item_non_opt_arg(argpar_item)); |
| 2025 | goto error; |
| 2026 | } |
| 2027 | |
| 2028 | opt_descr = argpar_item_opt_descr(argpar_item); |
| 2029 | arg = argpar_item_opt_arg(argpar_item); |
| 2030 | |
| 2031 | switch (opt_descr->id) { |
| 2032 | case OPT_HELP: |
| 2033 | print_run_usage(stdout); |
| 2034 | *retcode = -1; |
| 2035 | BT_OBJECT_PUT_REF_AND_RESET(cfg); |
| 2036 | goto end; |
| 2037 | case OPT_COMPONENT: |
| 2038 | { |
| 2039 | enum bt_config_component_dest dest; |
| 2040 | |
| 2041 | BT_OBJECT_PUT_REF_AND_RESET(cur_cfg_comp); |
| 2042 | cur_cfg_comp = bt_config_component_from_arg(arg, |
| 2043 | default_log_level); |
| 2044 | if (!cur_cfg_comp) { |
| 2045 | BT_CLI_LOGE_APPEND_CAUSE("Invalid format for --component option's argument:\n %s", |
| 2046 | arg); |
| 2047 | goto error; |
| 2048 | } |
| 2049 | |
| 2050 | switch (cur_cfg_comp->type) { |
| 2051 | case BT_COMPONENT_CLASS_TYPE_SOURCE: |
| 2052 | dest = BT_CONFIG_COMPONENT_DEST_SOURCE; |
| 2053 | break; |
| 2054 | case BT_COMPONENT_CLASS_TYPE_FILTER: |
| 2055 | dest = BT_CONFIG_COMPONENT_DEST_FILTER; |
| 2056 | break; |
| 2057 | case BT_COMPONENT_CLASS_TYPE_SINK: |
| 2058 | dest = BT_CONFIG_COMPONENT_DEST_SINK; |
| 2059 | break; |
| 2060 | default: |
| 2061 | bt_common_abort(); |
| 2062 | } |
| 2063 | |
| 2064 | BT_ASSERT(cur_base_params); |
| 2065 | bt_value_put_ref(cur_cfg_comp->params); |
| 2066 | if (bt_value_copy(cur_base_params, |
| 2067 | &cur_cfg_comp->params) < 0) { |
| 2068 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 2069 | goto error; |
| 2070 | } |
| 2071 | |
| 2072 | ret = add_run_cfg_comp_check_name(cfg, |
| 2073 | cur_cfg_comp, dest, |
| 2074 | instance_names); |
| 2075 | if (ret) { |
| 2076 | goto error; |
| 2077 | } |
| 2078 | |
| 2079 | break; |
| 2080 | } |
| 2081 | case OPT_PARAMS: |
| 2082 | { |
| 2083 | bt_value *params; |
| 2084 | |
| 2085 | if (!cur_cfg_comp) { |
| 2086 | BT_CLI_LOGE_APPEND_CAUSE("Cannot add parameters to unavailable component:\n %s", |
| 2087 | arg); |
| 2088 | goto error; |
| 2089 | } |
| 2090 | |
| 2091 | params = bt_param_parse(arg, error_str); |
| 2092 | if (!params) { |
| 2093 | BT_CLI_LOGE_APPEND_CAUSE("Invalid format for --params option's argument:\n %s", |
| 2094 | error_str->str); |
| 2095 | goto error; |
| 2096 | } |
| 2097 | |
| 2098 | extend_status = bt_value_map_extend(cur_cfg_comp->params, |
| 2099 | params); |
| 2100 | BT_VALUE_PUT_REF_AND_RESET(params); |
| 2101 | if (extend_status != BT_VALUE_MAP_EXTEND_STATUS_OK) { |
| 2102 | BT_CLI_LOGE_APPEND_CAUSE("Cannot extend current component parameters with --params option's argument:\n %s", |
| 2103 | arg); |
| 2104 | goto error; |
| 2105 | } |
| 2106 | |
| 2107 | break; |
| 2108 | } |
| 2109 | case OPT_LOG_LEVEL: |
| 2110 | if (!cur_cfg_comp) { |
| 2111 | BT_CLI_LOGE_APPEND_CAUSE("Cannot set the log level of unavailable component:\n %s", |
| 2112 | arg); |
| 2113 | goto error; |
| 2114 | } |
| 2115 | |
| 2116 | cur_cfg_comp->log_level = |
| 2117 | bt_log_get_level_from_string(arg); |
| 2118 | if (cur_cfg_comp->log_level < 0) { |
| 2119 | BT_CLI_LOGE_APPEND_CAUSE("Invalid argument for --log-level option:\n %s", |
| 2120 | arg); |
| 2121 | goto error; |
| 2122 | } |
| 2123 | break; |
| 2124 | case OPT_BASE_PARAMS: |
| 2125 | { |
| 2126 | bt_value *params = bt_param_parse(arg, error_str); |
| 2127 | |
| 2128 | if (!params) { |
| 2129 | BT_CLI_LOGE_APPEND_CAUSE("Invalid format for --base-params option's argument:\n %s", |
| 2130 | error_str->str); |
| 2131 | goto error; |
| 2132 | } |
| 2133 | |
| 2134 | BT_OBJECT_MOVE_REF(cur_base_params, params); |
| 2135 | break; |
| 2136 | } |
| 2137 | case OPT_RESET_BASE_PARAMS: |
| 2138 | BT_VALUE_PUT_REF_AND_RESET(cur_base_params); |
| 2139 | cur_base_params = bt_value_map_create(); |
| 2140 | if (!cur_base_params) { |
| 2141 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 2142 | goto error; |
| 2143 | } |
| 2144 | break; |
| 2145 | case OPT_CONNECT: |
| 2146 | if (bt_value_array_append_string_element( |
| 2147 | connection_args, arg)) { |
| 2148 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 2149 | goto error; |
| 2150 | } |
| 2151 | break; |
| 2152 | case OPT_RETRY_DURATION: { |
| 2153 | gchar *end; |
| 2154 | size_t arg_len = strlen(arg); |
| 2155 | |
| 2156 | retry_duration = g_ascii_strtoll(arg, &end, 10); |
| 2157 | |
| 2158 | if (arg_len == 0 || end != (arg + arg_len)) { |
| 2159 | BT_CLI_LOGE_APPEND_CAUSE( |
| 2160 | "Could not parse --retry-duration option's argument as an unsigned integer: `%s`", |
| 2161 | arg); |
| 2162 | goto error; |
| 2163 | } |
| 2164 | |
| 2165 | if (retry_duration < 0) { |
| 2166 | BT_CLI_LOGE_APPEND_CAUSE("--retry-duration option's argument must be positive or 0: %ld", |
| 2167 | retry_duration); |
| 2168 | goto error; |
| 2169 | } |
| 2170 | |
| 2171 | cfg->cmd_data.run.retry_duration_us = |
| 2172 | (uint64_t) retry_duration; |
| 2173 | break; |
| 2174 | } |
| 2175 | default: |
| 2176 | bt_common_abort(); |
| 2177 | } |
| 2178 | } |
| 2179 | |
| 2180 | BT_OBJECT_PUT_REF_AND_RESET(cur_cfg_comp); |
| 2181 | |
| 2182 | if (cfg->cmd_data.run.sources->len == 0) { |
| 2183 | BT_CLI_LOGE_APPEND_CAUSE("Incomplete graph: no source component."); |
| 2184 | goto error; |
| 2185 | } |
| 2186 | |
| 2187 | if (cfg->cmd_data.run.sinks->len == 0) { |
| 2188 | BT_CLI_LOGE_APPEND_CAUSE("Incomplete graph: no sink component."); |
| 2189 | goto error; |
| 2190 | } |
| 2191 | |
| 2192 | ret = bt_config_cli_args_create_connections(cfg, |
| 2193 | connection_args, |
| 2194 | error_buf, 256); |
| 2195 | if (ret) { |
| 2196 | BT_CLI_LOGE_APPEND_CAUSE("Cannot creation connections:\n%s", error_buf); |
| 2197 | goto error; |
| 2198 | } |
| 2199 | |
| 2200 | goto end; |
| 2201 | |
| 2202 | error: |
| 2203 | *retcode = 1; |
| 2204 | BT_OBJECT_PUT_REF_AND_RESET(cfg); |
| 2205 | |
| 2206 | end: |
| 2207 | if (error_str) { |
| 2208 | g_string_free(error_str, TRUE); |
| 2209 | } |
| 2210 | |
| 2211 | argpar_iter_destroy(argpar_iter); |
| 2212 | argpar_item_destroy(argpar_item); |
| 2213 | |
| 2214 | BT_OBJECT_PUT_REF_AND_RESET(cur_cfg_comp); |
| 2215 | BT_VALUE_PUT_REF_AND_RESET(cur_base_params); |
| 2216 | BT_VALUE_PUT_REF_AND_RESET(instance_names); |
| 2217 | BT_VALUE_PUT_REF_AND_RESET(connection_args); |
| 2218 | return cfg; |
| 2219 | } |
| 2220 | |
| 2221 | static |
| 2222 | struct bt_config *bt_config_run_from_args_array(const bt_value *run_args, |
| 2223 | int *retcode, const bt_value *plugin_paths, |
| 2224 | int default_log_level) |
| 2225 | { |
| 2226 | struct bt_config *cfg = NULL; |
| 2227 | const char **argv; |
| 2228 | uint64_t i, len = bt_value_array_get_length(run_args); |
| 2229 | |
| 2230 | BT_ASSERT(len <= SIZE_MAX); |
| 2231 | argv = calloc((size_t) len, sizeof(*argv)); |
| 2232 | if (!argv) { |
| 2233 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 2234 | goto end; |
| 2235 | } |
| 2236 | |
| 2237 | for (i = 0; i < len; i++) { |
| 2238 | const bt_value *arg_value = |
| 2239 | bt_value_array_borrow_element_by_index_const(run_args, |
| 2240 | i); |
| 2241 | const char *arg; |
| 2242 | |
| 2243 | arg = bt_value_string_get(arg_value); |
| 2244 | BT_ASSERT(arg); |
| 2245 | argv[i] = arg; |
| 2246 | } |
| 2247 | |
| 2248 | cfg = bt_config_run_from_args((int) len, argv, retcode, |
| 2249 | plugin_paths, default_log_level); |
| 2250 | |
| 2251 | end: |
| 2252 | free(argv); |
| 2253 | return cfg; |
| 2254 | } |
| 2255 | |
| 2256 | /* |
| 2257 | * Prints the convert command usage. |
| 2258 | */ |
| 2259 | static |
| 2260 | void print_convert_usage(FILE *fp) |
| 2261 | { |
| 2262 | fprintf(fp, "Usage: babeltrace2 [GENERAL OPTIONS] [convert] [OPTIONS] [PATH/URL]\n"); |
| 2263 | fprintf(fp, "\n"); |
| 2264 | fprintf(fp, "Options:\n"); |
| 2265 | fprintf(fp, "\n"); |
| 2266 | fprintf(fp, " -c, --component=[NAME:]TYPE.PLUGIN.CLS\n"); |
| 2267 | fprintf(fp, " Instantiate the component class CLS of type\n"); |
| 2268 | fprintf(fp, " TYPE (`source`, `filter`, or `sink`) found\n"); |
| 2269 | fprintf(fp, " in the plugin PLUGIN, add it to the\n"); |
| 2270 | fprintf(fp, " conversion graph, and optionally name it\n"); |
| 2271 | fprintf(fp, " NAME\n"); |
| 2272 | fprintf(fp, " -l, --log-level=LVL Set the log level of the current component to LVL\n"); |
| 2273 | fprintf(fp, " (`N`, `T`, `D`, `I`, `W`, `E`, or `F`)\n"); |
| 2274 | fprintf(fp, " -p, --params=PARAMS Add initialization parameters PARAMS to the\n"); |
| 2275 | fprintf(fp, " current component (see the expected format\n"); |
| 2276 | fprintf(fp, " of PARAMS below)\n"); |
| 2277 | fprintf(fp, " --retry-duration=DUR When babeltrace2(1) needs to retry to run\n"); |
| 2278 | fprintf(fp, " the graph later, retry in DUR µs\n"); |
| 2279 | fprintf(fp, " (default: 100000)\n"); |
| 2280 | fprintf(fp, " dynamic plugins can be loaded\n"); |
| 2281 | fprintf(fp, " --run-args Print the equivalent arguments for the\n"); |
| 2282 | fprintf(fp, " `run` command to the standard output,\n"); |
| 2283 | fprintf(fp, " formatted for a shell, and quit\n"); |
| 2284 | fprintf(fp, " --run-args-0 Print the equivalent arguments for the\n"); |
| 2285 | fprintf(fp, " `run` command to the standard output,\n"); |
| 2286 | fprintf(fp, " formatted for `xargs -0`, and quit\n"); |
| 2287 | fprintf(fp, " --stream-intersection Only process events when all streams\n"); |
| 2288 | fprintf(fp, " are active\n"); |
| 2289 | fprintf(fp, " -h, --help Show this help and quit\n"); |
| 2290 | fprintf(fp, "\n"); |
| 2291 | fprintf(fp, "Implicit `source.ctf.fs` component options:\n"); |
| 2292 | fprintf(fp, "\n"); |
| 2293 | fprintf(fp, " --clock-force-correlate Force the origin of all clocks\n"); |
| 2294 | fprintf(fp, " to the Unix epoch\n"); |
| 2295 | fprintf(fp, " --clock-offset=SEC Set clock offset to SEC seconds\n"); |
| 2296 | fprintf(fp, " --clock-offset-ns=NS Set clock offset to NS ns\n"); |
| 2297 | fprintf(fp, "\n"); |
| 2298 | fprintf(fp, "Implicit `sink.text.pretty` component options:\n"); |
| 2299 | fprintf(fp, "\n"); |
| 2300 | fprintf(fp, " --clock-cycles Print timestamps in clock cycles\n"); |
| 2301 | fprintf(fp, " --clock-date Print timestamp dates\n"); |
| 2302 | fprintf(fp, " --clock-gmt Print and parse timestamps in the GMT\n"); |
| 2303 | fprintf(fp, " time zone instead of the local time zone\n"); |
| 2304 | fprintf(fp, " --clock-seconds Print the timestamps as `SEC.NS` instead\n"); |
| 2305 | fprintf(fp, " of `hh:mm:ss.nnnnnnnnn`\n"); |
| 2306 | fprintf(fp, " --color=(never | auto | always)\n"); |
| 2307 | fprintf(fp, " Never, automatically, or always emit\n"); |
| 2308 | fprintf(fp, " console color codes\n"); |
| 2309 | fprintf(fp, " -f, --fields=FIELD[,FIELD]... Print additional fields; FIELD can be:\n"); |
| 2310 | fprintf(fp, " `all`, `trace`, `trace:hostname`,\n"); |
| 2311 | fprintf(fp, " `trace:domain`, `trace:procname`,\n"); |
| 2312 | fprintf(fp, " `trace:vpid`, `loglevel`, `emf`\n"); |
| 2313 | fprintf(fp, " -n, --names=NAME[,NAME]... Print field names; NAME can be:\n"); |
| 2314 | fprintf(fp, " `payload` (or `arg` or `args`), `none`,\n"); |
| 2315 | fprintf(fp, " `all`, `scope`, `header`, `context`\n"); |
| 2316 | fprintf(fp, " (or `ctx`)\n"); |
| 2317 | fprintf(fp, " --no-delta Do not print time delta between\n"); |
| 2318 | fprintf(fp, " consecutive events\n"); |
| 2319 | fprintf(fp, " -w, --output=PATH Write output text to PATH instead of\n"); |
| 2320 | fprintf(fp, " the standard output\n"); |
| 2321 | fprintf(fp, "\n"); |
| 2322 | fprintf(fp, "Implicit `filter.utils.trimmer` component options:\n"); |
| 2323 | fprintf(fp, "\n"); |
| 2324 | fprintf(fp, " -b, --begin=BEGIN Set the beginning time of the conversion\n"); |
| 2325 | fprintf(fp, " time range to BEGIN (see the format of\n"); |
| 2326 | fprintf(fp, " BEGIN below)\n"); |
| 2327 | fprintf(fp, " -e, --end=END Set the end time of the conversion time\n"); |
| 2328 | fprintf(fp, " range to END (see the format of END below)\n"); |
| 2329 | fprintf(fp, " -t, --timerange=TIMERANGE Set conversion time range to TIMERANGE:\n"); |
| 2330 | fprintf(fp, " BEGIN,END or [BEGIN,END] (literally `[` and\n"); |
| 2331 | fprintf(fp, " `]`) (see the format of BEGIN/END below)\n"); |
| 2332 | fprintf(fp, "\n"); |
| 2333 | fprintf(fp, "Implicit `filter.lttng-utils.debug-info` component options:\n"); |
| 2334 | fprintf(fp, "\n"); |
| 2335 | fprintf(fp, " --debug-info Create an implicit\n"); |
| 2336 | fprintf(fp, " `filter.lttng-utils.debug-info` component\n"); |
| 2337 | fprintf(fp, " --debug-info-dir=DIR Search for debug info in directory DIR\n"); |
| 2338 | fprintf(fp, " instead of `/usr/lib/debug`\n"); |
| 2339 | fprintf(fp, " --debug-info-full-path Show full debug info source and\n"); |
| 2340 | fprintf(fp, " binary paths instead of just names\n"); |
| 2341 | fprintf(fp, " --debug-info-target-prefix=DIR\n"); |
| 2342 | fprintf(fp, " Use directory DIR as a prefix when\n"); |
| 2343 | fprintf(fp, " looking up executables during debug\n"); |
| 2344 | fprintf(fp, " info analysis\n"); |
| 2345 | fprintf(fp, "\n"); |
| 2346 | fprintf(fp, "Legacy options that still work:\n"); |
| 2347 | fprintf(fp, "\n"); |
| 2348 | fprintf(fp, " -i, --input-format=(ctf | lttng-live)\n"); |
| 2349 | fprintf(fp, " `ctf`:\n"); |
| 2350 | fprintf(fp, " Create an implicit `source.ctf.fs`\n"); |
| 2351 | fprintf(fp, " component\n"); |
| 2352 | fprintf(fp, " `lttng-live`:\n"); |
| 2353 | fprintf(fp, " Create an implicit `source.ctf.lttng-live`\n"); |
| 2354 | fprintf(fp, " component\n"); |
| 2355 | fprintf(fp, " -o, --output-format=(text | ctf | dummy | ctf-metadata)\n"); |
| 2356 | fprintf(fp, " `text`:\n"); |
| 2357 | fprintf(fp, " Create an implicit `sink.text.pretty`\n"); |
| 2358 | fprintf(fp, " component\n"); |
| 2359 | fprintf(fp, " `ctf`:\n"); |
| 2360 | fprintf(fp, " Create an implicit `sink.ctf.fs`\n"); |
| 2361 | fprintf(fp, " component\n"); |
| 2362 | fprintf(fp, " `dummy`:\n"); |
| 2363 | fprintf(fp, " Create an implicit `sink.utils.dummy`\n"); |
| 2364 | fprintf(fp, " component\n"); |
| 2365 | fprintf(fp, " `ctf-metadata`:\n"); |
| 2366 | fprintf(fp, " Query the `source.ctf.fs` component class\n"); |
| 2367 | fprintf(fp, " for metadata text and quit\n"); |
| 2368 | fprintf(fp, "\n"); |
| 2369 | fprintf(fp, "See `babeltrace2 --help` for the list of general options.\n"); |
| 2370 | fprintf(fp, "\n\n"); |
| 2371 | fprintf(fp, "Format of BEGIN and END\n"); |
| 2372 | fprintf(fp, "-----------------------\n"); |
| 2373 | fprintf(fp, "\n"); |
| 2374 | fprintf(fp, " [YYYY-MM-DD [hh:mm:]]ss[.nnnnnnnnn]\n"); |
| 2375 | fprintf(fp, "\n\n"); |
| 2376 | print_expected_params_format(fp); |
| 2377 | } |
| 2378 | |
| 2379 | static |
| 2380 | const struct argpar_opt_descr convert_options[] = { |
| 2381 | /* id, short_name, long_name, with_arg */ |
| 2382 | { OPT_BEGIN, 'b', "begin", true }, |
| 2383 | { OPT_CLOCK_CYCLES, '\0', "clock-cycles", false }, |
| 2384 | { OPT_CLOCK_DATE, '\0', "clock-date", false }, |
| 2385 | { OPT_CLOCK_FORCE_CORRELATE, '\0', "clock-force-correlate", false }, |
| 2386 | { OPT_CLOCK_GMT, '\0', "clock-gmt", false }, |
| 2387 | { OPT_CLOCK_OFFSET, '\0', "clock-offset", true }, |
| 2388 | { OPT_CLOCK_OFFSET_NS, '\0', "clock-offset-ns", true }, |
| 2389 | { OPT_CLOCK_SECONDS, '\0', "clock-seconds", false }, |
| 2390 | { OPT_COLOR, '\0', "color", true }, |
| 2391 | { OPT_COMPONENT, 'c', "component", true }, |
| 2392 | { OPT_DEBUG, 'd', "debug", false }, |
| 2393 | { OPT_DEBUG_INFO_DIR, '\0', "debug-info-dir", true }, |
| 2394 | { OPT_DEBUG_INFO_FULL_PATH, '\0', "debug-info-full-path", false }, |
| 2395 | { OPT_DEBUG_INFO_TARGET_PREFIX, '\0', "debug-info-target-prefix", true }, |
| 2396 | { OPT_END, 'e', "end", true }, |
| 2397 | { OPT_FIELDS, 'f', "fields", true }, |
| 2398 | { OPT_HELP, 'h', "help", false }, |
| 2399 | { OPT_INPUT_FORMAT, 'i', "input-format", true }, |
| 2400 | { OPT_LOG_LEVEL, 'l', "log-level", true }, |
| 2401 | { OPT_NAMES, 'n', "names", true }, |
| 2402 | { OPT_DEBUG_INFO, '\0', "debug-info", false }, |
| 2403 | { OPT_NO_DELTA, '\0', "no-delta", false }, |
| 2404 | { OPT_OMIT_HOME_PLUGIN_PATH, '\0', "omit-home-plugin-path", false }, |
| 2405 | { OPT_OMIT_SYSTEM_PLUGIN_PATH, '\0', "omit-system-plugin-path", false }, |
| 2406 | { OPT_OUTPUT, 'w', "output", true }, |
| 2407 | { OPT_OUTPUT_FORMAT, 'o', "output-format", true }, |
| 2408 | { OPT_PARAMS, 'p', "params", true }, |
| 2409 | { OPT_PLUGIN_PATH, '\0', "plugin-path", true }, |
| 2410 | { OPT_RETRY_DURATION, '\0', "retry-duration", true }, |
| 2411 | { OPT_RUN_ARGS, '\0', "run-args", false }, |
| 2412 | { OPT_RUN_ARGS_0, '\0', "run-args-0", false }, |
| 2413 | { OPT_STREAM_INTERSECTION, '\0', "stream-intersection", false }, |
| 2414 | { OPT_TIMERANGE, '\0', "timerange", true }, |
| 2415 | { OPT_VERBOSE, 'v', "verbose", false }, |
| 2416 | ARGPAR_OPT_DESCR_SENTINEL |
| 2417 | }; |
| 2418 | |
| 2419 | static |
| 2420 | GString *get_component_auto_name(const char *prefix, |
| 2421 | const bt_value *existing_names) |
| 2422 | { |
| 2423 | unsigned int i = 0; |
| 2424 | GString *auto_name = g_string_new(NULL); |
| 2425 | |
| 2426 | if (!auto_name) { |
| 2427 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 2428 | goto end; |
| 2429 | } |
| 2430 | |
| 2431 | if (!bt_value_map_has_entry(existing_names, prefix)) { |
| 2432 | g_string_assign(auto_name, prefix); |
| 2433 | goto end; |
| 2434 | } |
| 2435 | |
| 2436 | do { |
| 2437 | g_string_printf(auto_name, "%s-%d", prefix, i); |
| 2438 | i++; |
| 2439 | } while (bt_value_map_has_entry(existing_names, auto_name->str)); |
| 2440 | |
| 2441 | end: |
| 2442 | return auto_name; |
| 2443 | } |
| 2444 | |
| 2445 | struct implicit_component_args { |
| 2446 | bool exists; |
| 2447 | |
| 2448 | /* The component class name (e.g. src.ctf.fs). */ |
| 2449 | GString *comp_arg; |
| 2450 | |
| 2451 | /* The component instance name. */ |
| 2452 | GString *name_arg; |
| 2453 | |
| 2454 | GString *params_arg; |
| 2455 | bt_value *extra_params; |
| 2456 | }; |
| 2457 | |
| 2458 | static |
| 2459 | int assign_name_to_implicit_component(struct implicit_component_args *args, |
| 2460 | const char *prefix, bt_value *existing_names, |
| 2461 | GList **comp_names, bool append_to_comp_names) |
| 2462 | { |
| 2463 | int ret = 0; |
| 2464 | GString *name = NULL; |
| 2465 | |
| 2466 | if (!args->exists) { |
| 2467 | goto end; |
| 2468 | } |
| 2469 | |
| 2470 | name = get_component_auto_name(prefix, |
| 2471 | existing_names); |
| 2472 | |
| 2473 | if (!name) { |
| 2474 | ret = -1; |
| 2475 | goto end; |
| 2476 | } |
| 2477 | |
| 2478 | g_string_assign(args->name_arg, name->str); |
| 2479 | |
| 2480 | if (bt_value_map_insert_entry(existing_names, name->str, |
| 2481 | bt_value_null)) { |
| 2482 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 2483 | ret = -1; |
| 2484 | goto end; |
| 2485 | } |
| 2486 | |
| 2487 | if (append_to_comp_names) { |
| 2488 | *comp_names = g_list_append(*comp_names, name); |
| 2489 | name = NULL; |
| 2490 | } |
| 2491 | |
| 2492 | end: |
| 2493 | if (name) { |
| 2494 | g_string_free(name, TRUE); |
| 2495 | } |
| 2496 | |
| 2497 | return ret; |
| 2498 | } |
| 2499 | |
| 2500 | static |
| 2501 | int append_run_args_for_implicit_component( |
| 2502 | struct implicit_component_args *impl_args, |
| 2503 | bt_value *run_args) |
| 2504 | { |
| 2505 | int ret = 0; |
| 2506 | uint64_t i; |
| 2507 | GString *component_arg_for_run = NULL; |
| 2508 | |
| 2509 | if (!impl_args->exists) { |
| 2510 | goto end; |
| 2511 | } |
| 2512 | |
| 2513 | component_arg_for_run = g_string_new(NULL); |
| 2514 | if (!component_arg_for_run) { |
| 2515 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 2516 | goto error; |
| 2517 | } |
| 2518 | |
| 2519 | /* Build the full `name:type.plugin.cls`. */ |
| 2520 | BT_ASSERT(!strchr(impl_args->name_arg->str, '\\')); |
| 2521 | BT_ASSERT(!strchr(impl_args->name_arg->str, ':')); |
| 2522 | g_string_printf(component_arg_for_run, "%s:%s", |
| 2523 | impl_args->name_arg->str, impl_args->comp_arg->str); |
| 2524 | |
| 2525 | if (bt_value_array_append_string_element(run_args, "--component")) { |
| 2526 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 2527 | goto error; |
| 2528 | } |
| 2529 | |
| 2530 | if (bt_value_array_append_string_element(run_args, |
| 2531 | component_arg_for_run->str)) { |
| 2532 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 2533 | goto error; |
| 2534 | } |
| 2535 | |
| 2536 | if (impl_args->params_arg->len > 0) { |
| 2537 | if (bt_value_array_append_string_element(run_args, "--params")) { |
| 2538 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 2539 | goto error; |
| 2540 | } |
| 2541 | |
| 2542 | if (bt_value_array_append_string_element(run_args, |
| 2543 | impl_args->params_arg->str)) { |
| 2544 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 2545 | goto error; |
| 2546 | } |
| 2547 | } |
| 2548 | |
| 2549 | for (i = 0; i < bt_value_array_get_length(impl_args->extra_params); i++) { |
| 2550 | const bt_value *elem; |
| 2551 | const char *arg; |
| 2552 | |
| 2553 | elem = bt_value_array_borrow_element_by_index( |
| 2554 | impl_args->extra_params, i); |
| 2555 | |
| 2556 | BT_ASSERT(bt_value_is_string(elem)); |
| 2557 | arg = bt_value_string_get(elem); |
| 2558 | ret = bt_value_array_append_string_element(run_args, arg); |
| 2559 | if (ret) { |
| 2560 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 2561 | goto error; |
| 2562 | } |
| 2563 | } |
| 2564 | |
| 2565 | goto end; |
| 2566 | |
| 2567 | error: |
| 2568 | ret = -1; |
| 2569 | |
| 2570 | end: |
| 2571 | if (component_arg_for_run) { |
| 2572 | g_string_free(component_arg_for_run, TRUE); |
| 2573 | } |
| 2574 | |
| 2575 | return ret; |
| 2576 | } |
| 2577 | |
| 2578 | /* Free the fields of a `struct implicit_component_args`. */ |
| 2579 | |
| 2580 | static |
| 2581 | void finalize_implicit_component_args(struct implicit_component_args *args) |
| 2582 | { |
| 2583 | BT_ASSERT(args); |
| 2584 | |
| 2585 | if (args->comp_arg) { |
| 2586 | g_string_free(args->comp_arg, TRUE); |
| 2587 | } |
| 2588 | |
| 2589 | if (args->name_arg) { |
| 2590 | g_string_free(args->name_arg, TRUE); |
| 2591 | } |
| 2592 | |
| 2593 | if (args->params_arg) { |
| 2594 | g_string_free(args->params_arg, TRUE); |
| 2595 | } |
| 2596 | |
| 2597 | bt_value_put_ref(args->extra_params); |
| 2598 | } |
| 2599 | |
| 2600 | /* Destroy a dynamically-allocated `struct implicit_component_args`. */ |
| 2601 | |
| 2602 | static |
| 2603 | void destroy_implicit_component_args(struct implicit_component_args *args) |
| 2604 | { |
| 2605 | finalize_implicit_component_args(args); |
| 2606 | g_free(args); |
| 2607 | } |
| 2608 | |
| 2609 | /* Initialize the fields of an already allocated `struct implicit_component_args`. */ |
| 2610 | |
| 2611 | static |
| 2612 | int init_implicit_component_args(struct implicit_component_args *args, |
| 2613 | const char *comp_arg, bool exists) |
| 2614 | { |
| 2615 | int ret = 0; |
| 2616 | |
| 2617 | args->exists = exists; |
| 2618 | args->comp_arg = g_string_new(comp_arg); |
| 2619 | args->name_arg = g_string_new(NULL); |
| 2620 | args->params_arg = g_string_new(NULL); |
| 2621 | args->extra_params = bt_value_array_create(); |
| 2622 | |
| 2623 | if (!args->comp_arg || !args->name_arg || |
| 2624 | !args->params_arg || !args->extra_params) { |
| 2625 | ret = -1; |
| 2626 | finalize_implicit_component_args(args); |
| 2627 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 2628 | goto end; |
| 2629 | } |
| 2630 | |
| 2631 | end: |
| 2632 | return ret; |
| 2633 | } |
| 2634 | |
| 2635 | /* Dynamically allocate and initialize a `struct implicit_component_args`. */ |
| 2636 | |
| 2637 | static |
| 2638 | struct implicit_component_args *create_implicit_component_args( |
| 2639 | const char *comp_arg) |
| 2640 | { |
| 2641 | struct implicit_component_args *args; |
| 2642 | int status; |
| 2643 | |
| 2644 | args = g_new(struct implicit_component_args, 1); |
| 2645 | if (!args) { |
| 2646 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 2647 | goto end; |
| 2648 | } |
| 2649 | |
| 2650 | status = init_implicit_component_args(args, comp_arg, true); |
| 2651 | if (status != 0) { |
| 2652 | g_free(args); |
| 2653 | args = NULL; |
| 2654 | } |
| 2655 | |
| 2656 | end: |
| 2657 | return args; |
| 2658 | } |
| 2659 | |
| 2660 | static |
| 2661 | void append_implicit_component_param(struct implicit_component_args *args, |
| 2662 | const char *key, const char *value) |
| 2663 | { |
| 2664 | BT_ASSERT(args); |
| 2665 | BT_ASSERT(key); |
| 2666 | BT_ASSERT(value); |
| 2667 | append_param_arg(args->params_arg, key, value); |
| 2668 | } |
| 2669 | |
| 2670 | /* |
| 2671 | * Append the given parameter (`key=value`) to all component specifications |
| 2672 | * in `implicit_comp_args` (an array of `struct implicit_component_args *`) |
| 2673 | * which match `comp_arg`. |
| 2674 | * |
| 2675 | * Return the number of matching components. |
| 2676 | */ |
| 2677 | |
| 2678 | static |
| 2679 | int append_multiple_implicit_components_param(GPtrArray *implicit_comp_args, |
| 2680 | const char *comp_arg, const char *key, const char *value) |
| 2681 | { |
| 2682 | int i; |
| 2683 | int n = 0; |
| 2684 | |
| 2685 | for (i = 0; i < implicit_comp_args->len; i++) { |
| 2686 | struct implicit_component_args *args = implicit_comp_args->pdata[i]; |
| 2687 | |
| 2688 | if (strcmp(args->comp_arg->str, comp_arg) == 0) { |
| 2689 | append_implicit_component_param(args, key, value); |
| 2690 | n++; |
| 2691 | } |
| 2692 | } |
| 2693 | |
| 2694 | return n; |
| 2695 | } |
| 2696 | |
| 2697 | /* Escape value to make it suitable to use as a string parameter value. */ |
| 2698 | static |
| 2699 | gchar *escape_string_value(const char *value) |
| 2700 | { |
| 2701 | GString *ret; |
| 2702 | const char *in; |
| 2703 | |
| 2704 | ret = g_string_new(NULL); |
| 2705 | if (!ret) { |
| 2706 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 2707 | goto end; |
| 2708 | } |
| 2709 | |
| 2710 | in = value; |
| 2711 | while (*in) { |
| 2712 | switch (*in) { |
| 2713 | case '"': |
| 2714 | case '\\': |
| 2715 | g_string_append_c(ret, '\\'); |
| 2716 | break; |
| 2717 | } |
| 2718 | |
| 2719 | g_string_append_c(ret, *in); |
| 2720 | |
| 2721 | in++; |
| 2722 | } |
| 2723 | |
| 2724 | end: |
| 2725 | return g_string_free(ret, FALSE); |
| 2726 | } |
| 2727 | |
| 2728 | static |
| 2729 | int bt_value_to_cli_param_value_append(const bt_value *value, GString *buf) |
| 2730 | { |
| 2731 | BT_ASSERT(buf); |
| 2732 | |
| 2733 | int ret = -1; |
| 2734 | |
| 2735 | switch (bt_value_get_type(value)) { |
| 2736 | case BT_VALUE_TYPE_STRING: |
| 2737 | { |
| 2738 | const char *str_value = bt_value_string_get(value); |
| 2739 | gchar *escaped_str_value; |
| 2740 | |
| 2741 | escaped_str_value = escape_string_value(str_value); |
| 2742 | if (!escaped_str_value) { |
| 2743 | goto end; |
| 2744 | } |
| 2745 | |
| 2746 | g_string_append_printf(buf, "\"%s\"", escaped_str_value); |
| 2747 | |
| 2748 | g_free(escaped_str_value); |
| 2749 | break; |
| 2750 | } |
| 2751 | case BT_VALUE_TYPE_ARRAY: { |
| 2752 | g_string_append_c(buf, '['); |
| 2753 | uint64_t sz = bt_value_array_get_length(value); |
| 2754 | for (uint64_t i = 0; i < sz; i++) { |
| 2755 | const bt_value *item; |
| 2756 | |
| 2757 | if (i > 0) { |
| 2758 | g_string_append(buf, ", "); |
| 2759 | } |
| 2760 | |
| 2761 | item = bt_value_array_borrow_element_by_index_const( |
| 2762 | value, i); |
| 2763 | ret = bt_value_to_cli_param_value_append(item, buf); |
| 2764 | |
| 2765 | if (ret) { |
| 2766 | goto end; |
| 2767 | } |
| 2768 | } |
| 2769 | g_string_append_c(buf, ']'); |
| 2770 | break; |
| 2771 | } |
| 2772 | default: |
| 2773 | bt_common_abort(); |
| 2774 | } |
| 2775 | |
| 2776 | ret = 0; |
| 2777 | |
| 2778 | end: |
| 2779 | return ret; |
| 2780 | } |
| 2781 | |
| 2782 | /* |
| 2783 | * Convert `value` to its equivalent representation as a command line parameter |
| 2784 | * value. |
| 2785 | */ |
| 2786 | |
| 2787 | static |
| 2788 | gchar *bt_value_to_cli_param_value(bt_value *value) |
| 2789 | { |
| 2790 | GString *buf; |
| 2791 | gchar *result = NULL; |
| 2792 | |
| 2793 | buf = g_string_new(NULL); |
| 2794 | if (!buf) { |
| 2795 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 2796 | goto error; |
| 2797 | } |
| 2798 | |
| 2799 | if (bt_value_to_cli_param_value_append(value, buf)) { |
| 2800 | goto error; |
| 2801 | } |
| 2802 | |
| 2803 | result = g_string_free(buf, FALSE); |
| 2804 | buf = NULL; |
| 2805 | |
| 2806 | goto end; |
| 2807 | |
| 2808 | error: |
| 2809 | if (buf) { |
| 2810 | g_string_free(buf, TRUE); |
| 2811 | } |
| 2812 | |
| 2813 | end: |
| 2814 | return result; |
| 2815 | } |
| 2816 | |
| 2817 | static |
| 2818 | int append_parameter_to_args(bt_value *args, const char *key, bt_value *value) |
| 2819 | { |
| 2820 | BT_ASSERT(args); |
| 2821 | BT_ASSERT(bt_value_get_type(args) == BT_VALUE_TYPE_ARRAY); |
| 2822 | BT_ASSERT(key); |
| 2823 | BT_ASSERT(value); |
| 2824 | |
| 2825 | int ret = 0; |
| 2826 | gchar *str_value = NULL; |
| 2827 | GString *parameter = NULL; |
| 2828 | |
| 2829 | if (bt_value_array_append_string_element(args, "--params")) { |
| 2830 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 2831 | ret = -1; |
| 2832 | goto end; |
| 2833 | } |
| 2834 | |
| 2835 | str_value = bt_value_to_cli_param_value(value); |
| 2836 | if (!str_value) { |
| 2837 | ret = -1; |
| 2838 | goto end; |
| 2839 | } |
| 2840 | |
| 2841 | parameter = g_string_new(NULL); |
| 2842 | if (!parameter) { |
| 2843 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 2844 | ret = -1; |
| 2845 | goto end; |
| 2846 | } |
| 2847 | |
| 2848 | g_string_printf(parameter, "%s=%s", key, str_value); |
| 2849 | |
| 2850 | if (bt_value_array_append_string_element(args, parameter->str)) { |
| 2851 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 2852 | ret = -1; |
| 2853 | goto end; |
| 2854 | } |
| 2855 | |
| 2856 | end: |
| 2857 | if (parameter) { |
| 2858 | g_string_free(parameter, TRUE); |
| 2859 | parameter = NULL; |
| 2860 | } |
| 2861 | |
| 2862 | if (str_value) { |
| 2863 | g_free(str_value); |
| 2864 | str_value = NULL; |
| 2865 | } |
| 2866 | |
| 2867 | return ret; |
| 2868 | } |
| 2869 | |
| 2870 | static |
| 2871 | int append_string_parameter_to_args(bt_value *args, const char *key, const char *value) |
| 2872 | { |
| 2873 | bt_value *str_value; |
| 2874 | int ret; |
| 2875 | |
| 2876 | str_value = bt_value_string_create_init(value); |
| 2877 | |
| 2878 | if (!str_value) { |
| 2879 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 2880 | ret = -1; |
| 2881 | goto end; |
| 2882 | } |
| 2883 | |
| 2884 | ret = append_parameter_to_args(args, key, str_value); |
| 2885 | |
| 2886 | end: |
| 2887 | BT_VALUE_PUT_REF_AND_RESET(str_value); |
| 2888 | return ret; |
| 2889 | } |
| 2890 | |
| 2891 | static |
| 2892 | int append_implicit_component_extra_param(struct implicit_component_args *args, |
| 2893 | const char *key, const char *value) |
| 2894 | { |
| 2895 | return append_string_parameter_to_args(args->extra_params, key, value); |
| 2896 | } |
| 2897 | |
| 2898 | /* |
| 2899 | * Escapes `.`, `:`, and `\` of `input` with `\`. |
| 2900 | */ |
| 2901 | static |
| 2902 | GString *escape_dot_colon(const char *input) |
| 2903 | { |
| 2904 | GString *output = g_string_new(NULL); |
| 2905 | const char *ch; |
| 2906 | |
| 2907 | if (!output) { |
| 2908 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 2909 | goto end; |
| 2910 | } |
| 2911 | |
| 2912 | for (ch = input; *ch != '\0'; ch++) { |
| 2913 | if (*ch == '\\' || *ch == '.' || *ch == ':') { |
| 2914 | g_string_append_c(output, '\\'); |
| 2915 | } |
| 2916 | |
| 2917 | g_string_append_c(output, *ch); |
| 2918 | } |
| 2919 | |
| 2920 | end: |
| 2921 | return output; |
| 2922 | } |
| 2923 | |
| 2924 | /* |
| 2925 | * Appends a --connect option to a list of arguments. `upstream_name` |
| 2926 | * and `downstream_name` are escaped with escape_dot_colon() in this |
| 2927 | * function. |
| 2928 | */ |
| 2929 | static |
| 2930 | int append_connect_arg(bt_value *run_args, |
| 2931 | const char *upstream_name, const char *downstream_name) |
| 2932 | { |
| 2933 | int ret = 0; |
| 2934 | GString *e_upstream_name = escape_dot_colon(upstream_name); |
| 2935 | GString *e_downstream_name = escape_dot_colon(downstream_name); |
| 2936 | GString *arg = g_string_new(NULL); |
| 2937 | |
| 2938 | if (!e_upstream_name || !e_downstream_name || !arg) { |
| 2939 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 2940 | ret = -1; |
| 2941 | goto end; |
| 2942 | } |
| 2943 | |
| 2944 | ret = bt_value_array_append_string_element(run_args, "--connect"); |
| 2945 | if (ret) { |
| 2946 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 2947 | ret = -1; |
| 2948 | goto end; |
| 2949 | } |
| 2950 | |
| 2951 | g_string_append(arg, e_upstream_name->str); |
| 2952 | g_string_append_c(arg, ':'); |
| 2953 | g_string_append(arg, e_downstream_name->str); |
| 2954 | ret = bt_value_array_append_string_element(run_args, arg->str); |
| 2955 | if (ret) { |
| 2956 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 2957 | ret = -1; |
| 2958 | goto end; |
| 2959 | } |
| 2960 | |
| 2961 | end: |
| 2962 | if (arg) { |
| 2963 | g_string_free(arg, TRUE); |
| 2964 | } |
| 2965 | |
| 2966 | if (e_upstream_name) { |
| 2967 | g_string_free(e_upstream_name, TRUE); |
| 2968 | } |
| 2969 | |
| 2970 | if (e_downstream_name) { |
| 2971 | g_string_free(e_downstream_name, TRUE); |
| 2972 | } |
| 2973 | |
| 2974 | return ret; |
| 2975 | } |
| 2976 | |
| 2977 | /* |
| 2978 | * Appends the run command's --connect options for the convert command. |
| 2979 | */ |
| 2980 | static |
| 2981 | int convert_auto_connect(bt_value *run_args, |
| 2982 | GList *source_names, GList *filter_names, |
| 2983 | GList *sink_names) |
| 2984 | { |
| 2985 | int ret = 0; |
| 2986 | GList *source_at = source_names; |
| 2987 | GList *filter_at = filter_names; |
| 2988 | GList *filter_prev; |
| 2989 | GList *sink_at = sink_names; |
| 2990 | |
| 2991 | BT_ASSERT(source_names); |
| 2992 | BT_ASSERT(filter_names); |
| 2993 | BT_ASSERT(sink_names); |
| 2994 | |
| 2995 | /* Connect all sources to the first filter */ |
| 2996 | for (source_at = source_names; source_at; source_at = g_list_next(source_at)) { |
| 2997 | GString *source_name = source_at->data; |
| 2998 | GString *filter_name = filter_at->data; |
| 2999 | |
| 3000 | ret = append_connect_arg(run_args, source_name->str, |
| 3001 | filter_name->str); |
| 3002 | if (ret) { |
| 3003 | goto error; |
| 3004 | } |
| 3005 | } |
| 3006 | |
| 3007 | filter_prev = filter_at; |
| 3008 | filter_at = g_list_next(filter_at); |
| 3009 | |
| 3010 | /* Connect remaining filters */ |
| 3011 | for (; filter_at; filter_prev = filter_at, filter_at = g_list_next(filter_at)) { |
| 3012 | GString *filter_name = filter_at->data; |
| 3013 | GString *filter_prev_name = filter_prev->data; |
| 3014 | |
| 3015 | ret = append_connect_arg(run_args, filter_prev_name->str, |
| 3016 | filter_name->str); |
| 3017 | if (ret) { |
| 3018 | goto error; |
| 3019 | } |
| 3020 | } |
| 3021 | |
| 3022 | /* Connect last filter to all sinks */ |
| 3023 | for (sink_at = sink_names; sink_at; sink_at = g_list_next(sink_at)) { |
| 3024 | GString *filter_name = filter_prev->data; |
| 3025 | GString *sink_name = sink_at->data; |
| 3026 | |
| 3027 | ret = append_connect_arg(run_args, filter_name->str, |
| 3028 | sink_name->str); |
| 3029 | if (ret) { |
| 3030 | goto error; |
| 3031 | } |
| 3032 | } |
| 3033 | |
| 3034 | goto end; |
| 3035 | |
| 3036 | error: |
| 3037 | ret = -1; |
| 3038 | |
| 3039 | end: |
| 3040 | return ret; |
| 3041 | } |
| 3042 | |
| 3043 | static |
| 3044 | int split_timerange(const char *arg, char **begin, char **end) |
| 3045 | { |
| 3046 | int ret = 0; |
| 3047 | const char *ch = arg; |
| 3048 | size_t end_pos; |
| 3049 | GString *g_begin = NULL; |
| 3050 | GString *g_end = NULL; |
| 3051 | |
| 3052 | BT_ASSERT(arg); |
| 3053 | |
| 3054 | if (*ch == '[') { |
| 3055 | ch++; |
| 3056 | } |
| 3057 | |
| 3058 | g_begin = bt_common_string_until(ch, "", ",", &end_pos); |
| 3059 | if (!g_begin || ch[end_pos] != ',' || g_begin->len == 0) { |
| 3060 | goto error; |
| 3061 | } |
| 3062 | |
| 3063 | ch += end_pos + 1; |
| 3064 | |
| 3065 | g_end = bt_common_string_until(ch, "", "]", &end_pos); |
| 3066 | if (!g_end || g_end->len == 0) { |
| 3067 | goto error; |
| 3068 | } |
| 3069 | |
| 3070 | BT_ASSERT(begin); |
| 3071 | BT_ASSERT(end); |
| 3072 | *begin = g_begin->str; |
| 3073 | *end = g_end->str; |
| 3074 | g_string_free(g_begin, FALSE); |
| 3075 | g_string_free(g_end, FALSE); |
| 3076 | g_begin = NULL; |
| 3077 | g_end = NULL; |
| 3078 | goto end; |
| 3079 | |
| 3080 | error: |
| 3081 | ret = -1; |
| 3082 | |
| 3083 | end: |
| 3084 | if (g_begin) { |
| 3085 | g_string_free(g_begin, TRUE); |
| 3086 | } |
| 3087 | |
| 3088 | if (g_end) { |
| 3089 | g_string_free(g_end, TRUE); |
| 3090 | } |
| 3091 | |
| 3092 | return ret; |
| 3093 | } |
| 3094 | |
| 3095 | static |
| 3096 | int g_list_prepend_gstring(GList **list, const char *string) |
| 3097 | { |
| 3098 | int ret = 0; |
| 3099 | GString *gs = g_string_new(string); |
| 3100 | |
| 3101 | BT_ASSERT(list); |
| 3102 | |
| 3103 | if (!gs) { |
| 3104 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 3105 | goto end; |
| 3106 | } |
| 3107 | |
| 3108 | *list = g_list_prepend(*list, gs); |
| 3109 | |
| 3110 | end: |
| 3111 | return ret; |
| 3112 | } |
| 3113 | |
| 3114 | /* |
| 3115 | * Create `struct implicit_component_args` structures for each of the |
| 3116 | * source components we identified. Add them to `component_args`. |
| 3117 | * |
| 3118 | * `non_opts` is an array of the non-option arguments passed on the command |
| 3119 | * line. |
| 3120 | * |
| 3121 | * `non_opt_params` is an array where each element is an array of |
| 3122 | * strings containing all the arguments to `--params` that apply to the |
| 3123 | * non-option argument at the same index. For example, if, for a |
| 3124 | * non-option argument, the following `--params` options applied: |
| 3125 | * |
| 3126 | * --params=a=2 --params=b=3,c=4 |
| 3127 | * |
| 3128 | * its entry in `non_opt_params` would contain |
| 3129 | * |
| 3130 | * ["a=2", "b=3,c=4"] |
| 3131 | */ |
| 3132 | |
| 3133 | static |
| 3134 | int create_implicit_component_args_from_auto_discovered_sources( |
| 3135 | const struct auto_source_discovery *auto_disc, |
| 3136 | const bt_value *non_opts, |
| 3137 | const bt_value *non_opt_params, |
| 3138 | const bt_value *non_opt_loglevels, |
| 3139 | GPtrArray *component_args) |
| 3140 | { |
| 3141 | gchar *cc_name = NULL; |
| 3142 | struct implicit_component_args *comp = NULL; |
| 3143 | int status; |
| 3144 | guint i, len; |
| 3145 | |
| 3146 | len = auto_disc->results->len; |
| 3147 | |
| 3148 | for (i = 0; i < len; i++) { |
| 3149 | struct auto_source_discovery_result *res = |
| 3150 | g_ptr_array_index(auto_disc->results, i); |
| 3151 | uint64_t orig_indices_i, orig_indices_count; |
| 3152 | |
| 3153 | g_free(cc_name); |
| 3154 | cc_name = g_strdup_printf("source.%s.%s", res->plugin_name, res->source_cc_name); |
| 3155 | if (!cc_name) { |
| 3156 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 3157 | goto error; |
| 3158 | } |
| 3159 | |
| 3160 | comp = create_implicit_component_args(cc_name); |
| 3161 | if (!comp) { |
| 3162 | goto error; |
| 3163 | } |
| 3164 | |
| 3165 | /* |
| 3166 | * Append parameters and log levels of all the |
| 3167 | * non-option arguments that contributed to this |
| 3168 | * component instance coming into existence. |
| 3169 | */ |
| 3170 | orig_indices_count = bt_value_array_get_length(res->original_input_indices); |
| 3171 | for (orig_indices_i = 0; orig_indices_i < orig_indices_count; orig_indices_i++) { |
| 3172 | const bt_value *orig_idx_value = |
| 3173 | bt_value_array_borrow_element_by_index( |
| 3174 | res->original_input_indices, orig_indices_i); |
| 3175 | uint64_t orig_idx = bt_value_integer_unsigned_get(orig_idx_value); |
| 3176 | const bt_value *params_array = |
| 3177 | bt_value_array_borrow_element_by_index_const( |
| 3178 | non_opt_params, orig_idx); |
| 3179 | uint64_t params_i, params_count; |
| 3180 | const bt_value *loglevel_value; |
| 3181 | |
| 3182 | params_count = bt_value_array_get_length(params_array); |
| 3183 | for (params_i = 0; params_i < params_count; params_i++) { |
| 3184 | const bt_value *params_value = |
| 3185 | bt_value_array_borrow_element_by_index_const( |
| 3186 | params_array, params_i); |
| 3187 | const char *params = bt_value_string_get(params_value); |
| 3188 | bt_value_array_append_element_status append_status; |
| 3189 | |
| 3190 | append_status = bt_value_array_append_string_element( |
| 3191 | comp->extra_params, "--params"); |
| 3192 | if (append_status != BT_VALUE_ARRAY_APPEND_ELEMENT_STATUS_OK) { |
| 3193 | BT_CLI_LOGE_APPEND_CAUSE("Failed to append array element."); |
| 3194 | goto error; |
| 3195 | } |
| 3196 | |
| 3197 | append_status = bt_value_array_append_string_element( |
| 3198 | comp->extra_params, params); |
| 3199 | if (append_status != BT_VALUE_ARRAY_APPEND_ELEMENT_STATUS_OK) { |
| 3200 | BT_CLI_LOGE_APPEND_CAUSE("Failed to append array element."); |
| 3201 | goto error; |
| 3202 | } |
| 3203 | } |
| 3204 | |
| 3205 | loglevel_value = bt_value_array_borrow_element_by_index_const( |
| 3206 | non_opt_loglevels, orig_idx); |
| 3207 | if (bt_value_get_type(loglevel_value) == BT_VALUE_TYPE_STRING) { |
| 3208 | const char *loglevel = bt_value_string_get(loglevel_value); |
| 3209 | bt_value_array_append_element_status append_status; |
| 3210 | |
| 3211 | append_status = bt_value_array_append_string_element( |
| 3212 | comp->extra_params, "--log-level"); |
| 3213 | if (append_status != BT_VALUE_ARRAY_APPEND_ELEMENT_STATUS_OK) { |
| 3214 | BT_CLI_LOGE_APPEND_CAUSE("Failed to append array element."); |
| 3215 | goto error; |
| 3216 | } |
| 3217 | |
| 3218 | append_status = bt_value_array_append_string_element( |
| 3219 | comp->extra_params, loglevel); |
| 3220 | if (append_status != BT_VALUE_ARRAY_APPEND_ELEMENT_STATUS_OK) { |
| 3221 | BT_CLI_LOGE_APPEND_CAUSE("Failed to append array element."); |
| 3222 | goto error; |
| 3223 | } |
| 3224 | } |
| 3225 | } |
| 3226 | |
| 3227 | /* |
| 3228 | * If single input and a src.ctf.fs component, provide the |
| 3229 | * relative path from the path passed on the command line to the |
| 3230 | * found trace. |
| 3231 | */ |
| 3232 | if (bt_value_array_get_length(res->inputs) == 1 && |
| 3233 | strcmp(res->plugin_name, "ctf") == 0 && |
| 3234 | strcmp(res->source_cc_name, "fs") == 0) { |
| 3235 | const bt_value *orig_idx_value = |
| 3236 | bt_value_array_borrow_element_by_index( |
| 3237 | res->original_input_indices, 0); |
| 3238 | uint64_t orig_idx = bt_value_integer_unsigned_get(orig_idx_value); |
| 3239 | const bt_value *non_opt_value = |
| 3240 | bt_value_array_borrow_element_by_index_const( |
| 3241 | non_opts, orig_idx); |
| 3242 | const char *non_opt = bt_value_string_get(non_opt_value); |
| 3243 | const bt_value *input_value = |
| 3244 | bt_value_array_borrow_element_by_index_const( |
| 3245 | res->inputs, 0); |
| 3246 | const char *input = bt_value_string_get(input_value); |
| 3247 | |
| 3248 | BT_ASSERT(orig_indices_count == 1); |
| 3249 | BT_ASSERT(g_str_has_prefix(input, non_opt)); |
| 3250 | |
| 3251 | input += strlen(non_opt); |
| 3252 | |
| 3253 | while (G_IS_DIR_SEPARATOR(*input)) { |
| 3254 | input++; |
| 3255 | } |
| 3256 | |
| 3257 | if (strlen(input) > 0) { |
| 3258 | append_string_parameter_to_args(comp->extra_params, |
| 3259 | "trace-name", input); |
| 3260 | } |
| 3261 | } |
| 3262 | |
| 3263 | status = append_parameter_to_args(comp->extra_params, "inputs", res->inputs); |
| 3264 | if (status != 0) { |
| 3265 | goto error; |
| 3266 | } |
| 3267 | |
| 3268 | g_ptr_array_add(component_args, comp); |
| 3269 | comp = NULL; |
| 3270 | } |
| 3271 | |
| 3272 | status = 0; |
| 3273 | goto end; |
| 3274 | |
| 3275 | error: |
| 3276 | status = -1; |
| 3277 | |
| 3278 | end: |
| 3279 | g_free(cc_name); |
| 3280 | |
| 3281 | if (comp) { |
| 3282 | destroy_implicit_component_args(comp); |
| 3283 | } |
| 3284 | |
| 3285 | return status; |
| 3286 | } |
| 3287 | |
| 3288 | /* |
| 3289 | * As we iterate the arguments to the convert command, this tracks what is the |
| 3290 | * type of the current item, to which some contextual options (e.g. --params) |
| 3291 | * apply to. |
| 3292 | */ |
| 3293 | enum convert_current_item_type { |
| 3294 | /* There is no current item. */ |
| 3295 | CONVERT_CURRENT_ITEM_TYPE_NONE, |
| 3296 | |
| 3297 | /* Current item is a component. */ |
| 3298 | CONVERT_CURRENT_ITEM_TYPE_COMPONENT, |
| 3299 | |
| 3300 | /* Current item is a non-option argument. */ |
| 3301 | CONVERT_CURRENT_ITEM_TYPE_NON_OPT, |
| 3302 | }; |
| 3303 | |
| 3304 | /* |
| 3305 | * Creates a Babeltrace config object from the arguments of a convert |
| 3306 | * command. |
| 3307 | * |
| 3308 | * *retcode is set to the appropriate exit code to use. |
| 3309 | */ |
| 3310 | static |
| 3311 | struct bt_config *bt_config_convert_from_args(int argc, const char *argv[], |
| 3312 | int *retcode, const bt_value *plugin_paths, |
| 3313 | int *default_log_level, const bt_interrupter *interrupter) |
| 3314 | { |
| 3315 | enum convert_current_item_type current_item_type = |
| 3316 | CONVERT_CURRENT_ITEM_TYPE_NONE; |
| 3317 | int ret = 0; |
| 3318 | struct bt_config *cfg = NULL; |
| 3319 | bool got_input_format_opt = false; |
| 3320 | bool got_output_format_opt = false; |
| 3321 | bool trimmer_has_begin = false; |
| 3322 | bool trimmer_has_end = false; |
| 3323 | bool stream_intersection_mode = false; |
| 3324 | bool print_run_args = false; |
| 3325 | bool print_run_args_0 = false; |
| 3326 | bool print_ctf_metadata = false; |
| 3327 | bt_value *run_args = NULL; |
| 3328 | bt_value *all_names = NULL; |
| 3329 | GList *source_names = NULL; |
| 3330 | GList *filter_names = NULL; |
| 3331 | GList *sink_names = NULL; |
| 3332 | bt_value *non_opts = NULL; |
| 3333 | bt_value *non_opt_params = NULL; |
| 3334 | bt_value *non_opt_loglevels = NULL; |
| 3335 | struct implicit_component_args implicit_ctf_output_args = { 0 }; |
| 3336 | struct implicit_component_args implicit_lttng_live_args = { 0 }; |
| 3337 | struct implicit_component_args implicit_dummy_args = { 0 }; |
| 3338 | struct implicit_component_args implicit_text_args = { 0 }; |
| 3339 | struct implicit_component_args implicit_debug_info_args = { 0 }; |
| 3340 | struct implicit_component_args implicit_muxer_args = { 0 }; |
| 3341 | struct implicit_component_args implicit_trimmer_args = { 0 }; |
| 3342 | char error_buf[256] = { 0 }; |
| 3343 | size_t i; |
| 3344 | struct bt_common_lttng_live_url_parts lttng_live_url_parts = { 0 }; |
| 3345 | char *output = NULL; |
| 3346 | struct auto_source_discovery auto_disc = { NULL }; |
| 3347 | GString *auto_disc_comp_name = NULL; |
| 3348 | struct argpar_iter *argpar_iter = NULL; |
| 3349 | const struct argpar_item *argpar_item = NULL; |
| 3350 | GString *name_gstr = NULL; |
| 3351 | GString *component_arg_for_run = NULL; |
| 3352 | bt_value *live_inputs_array_val = NULL; |
| 3353 | |
| 3354 | /* |
| 3355 | * Array of `struct implicit_component_args *` created for the sources |
| 3356 | * we have auto-discovered. |
| 3357 | */ |
| 3358 | GPtrArray *discovered_source_args = NULL; |
| 3359 | |
| 3360 | /* |
| 3361 | * If set, restrict automatic source discovery to this component class |
| 3362 | * of this plugin. |
| 3363 | */ |
| 3364 | const char *auto_source_discovery_restrict_plugin_name = NULL; |
| 3365 | const char *auto_source_discovery_restrict_component_class_name = NULL; |
| 3366 | |
| 3367 | bool ctf_fs_source_force_clock_class_unix_epoch_origin = false; |
| 3368 | gchar *ctf_fs_source_clock_class_offset_arg = NULL; |
| 3369 | gchar *ctf_fs_source_clock_class_offset_ns_arg = NULL; |
| 3370 | *retcode = 0; |
| 3371 | |
| 3372 | if (argc < 1) { |
| 3373 | print_convert_usage(stdout); |
| 3374 | *retcode = -1; |
| 3375 | goto end; |
| 3376 | } |
| 3377 | |
| 3378 | if (init_implicit_component_args(&implicit_ctf_output_args, |
| 3379 | "sink.ctf.fs", false)) { |
| 3380 | goto error; |
| 3381 | } |
| 3382 | |
| 3383 | if (init_implicit_component_args(&implicit_lttng_live_args, |
| 3384 | "source.ctf.lttng-live", false)) { |
| 3385 | goto error; |
| 3386 | } |
| 3387 | |
| 3388 | if (init_implicit_component_args(&implicit_text_args, |
| 3389 | "sink.text.pretty", false)) { |
| 3390 | goto error; |
| 3391 | } |
| 3392 | |
| 3393 | if (init_implicit_component_args(&implicit_dummy_args, |
| 3394 | "sink.utils.dummy", false)) { |
| 3395 | goto error; |
| 3396 | } |
| 3397 | |
| 3398 | if (init_implicit_component_args(&implicit_debug_info_args, |
| 3399 | "filter.lttng-utils.debug-info", false)) { |
| 3400 | goto error; |
| 3401 | } |
| 3402 | |
| 3403 | if (init_implicit_component_args(&implicit_muxer_args, |
| 3404 | "filter.utils.muxer", true)) { |
| 3405 | goto error; |
| 3406 | } |
| 3407 | |
| 3408 | if (init_implicit_component_args(&implicit_trimmer_args, |
| 3409 | "filter.utils.trimmer", false)) { |
| 3410 | goto error; |
| 3411 | } |
| 3412 | |
| 3413 | all_names = bt_value_map_create(); |
| 3414 | if (!all_names) { |
| 3415 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 3416 | goto error; |
| 3417 | } |
| 3418 | |
| 3419 | run_args = bt_value_array_create(); |
| 3420 | if (!run_args) { |
| 3421 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 3422 | goto error; |
| 3423 | } |
| 3424 | |
| 3425 | component_arg_for_run = g_string_new(NULL); |
| 3426 | if (!component_arg_for_run) { |
| 3427 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 3428 | goto error; |
| 3429 | } |
| 3430 | |
| 3431 | non_opts = bt_value_array_create(); |
| 3432 | if (!non_opts) { |
| 3433 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 3434 | goto error; |
| 3435 | } |
| 3436 | |
| 3437 | non_opt_params = bt_value_array_create(); |
| 3438 | if (!non_opt_params) { |
| 3439 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 3440 | goto error; |
| 3441 | } |
| 3442 | |
| 3443 | non_opt_loglevels = bt_value_array_create(); |
| 3444 | if (!non_opt_loglevels) { |
| 3445 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 3446 | goto error; |
| 3447 | } |
| 3448 | |
| 3449 | if (auto_source_discovery_init(&auto_disc) != 0) { |
| 3450 | goto error; |
| 3451 | } |
| 3452 | |
| 3453 | discovered_source_args = |
| 3454 | g_ptr_array_new_with_free_func((GDestroyNotify) destroy_implicit_component_args); |
| 3455 | if (!discovered_source_args) { |
| 3456 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 3457 | goto error; |
| 3458 | } |
| 3459 | |
| 3460 | auto_disc_comp_name = g_string_new(NULL); |
| 3461 | if (!auto_disc_comp_name) { |
| 3462 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 3463 | goto error; |
| 3464 | } |
| 3465 | |
| 3466 | /* |
| 3467 | * First pass: collect all arguments which need to be passed |
| 3468 | * as is to the run command. This pass can also add --name |
| 3469 | * arguments if needed to automatically name unnamed component |
| 3470 | * instances. |
| 3471 | */ |
| 3472 | argpar_iter = argpar_iter_create(argc, argv, convert_options); |
| 3473 | if (!argpar_iter) { |
| 3474 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 3475 | goto error; |
| 3476 | } |
| 3477 | |
| 3478 | while (true) { |
| 3479 | enum parse_next_item_status status; |
| 3480 | char *name = NULL; |
| 3481 | char *plugin_name = NULL; |
| 3482 | char *comp_cls_name = NULL; |
| 3483 | |
| 3484 | status = parse_next_item(argpar_iter, &argpar_item, argv, "convert"); |
| 3485 | if (status == PARSE_NEXT_ITEM_STATUS_ERROR) { |
| 3486 | goto error; |
| 3487 | } else if (status == PARSE_NEXT_ITEM_STATUS_END) { |
| 3488 | break; |
| 3489 | } |
| 3490 | |
| 3491 | if (argpar_item_type(argpar_item) == ARGPAR_ITEM_TYPE_OPT) { |
| 3492 | const struct argpar_opt_descr *opt_descr = |
| 3493 | argpar_item_opt_descr(argpar_item); |
| 3494 | const char *arg = argpar_item_opt_arg(argpar_item); |
| 3495 | |
| 3496 | switch (opt_descr->id) { |
| 3497 | case OPT_HELP: |
| 3498 | print_convert_usage(stdout); |
| 3499 | *retcode = -1; |
| 3500 | BT_OBJECT_PUT_REF_AND_RESET(cfg); |
| 3501 | goto end; |
| 3502 | case OPT_COMPONENT: |
| 3503 | { |
| 3504 | bt_component_class_type type; |
| 3505 | |
| 3506 | current_item_type = CONVERT_CURRENT_ITEM_TYPE_COMPONENT; |
| 3507 | |
| 3508 | /* Parse the argument */ |
| 3509 | plugin_comp_cls_names(arg, &name, &plugin_name, |
| 3510 | &comp_cls_name, &type); |
| 3511 | if (!plugin_name || !comp_cls_name) { |
| 3512 | BT_CLI_LOGE_APPEND_CAUSE( |
| 3513 | "Invalid format for --component option's argument:\n %s", |
| 3514 | arg); |
| 3515 | goto error; |
| 3516 | } |
| 3517 | |
| 3518 | if (name) { |
| 3519 | /* |
| 3520 | * Name was given by the user, verify it isn't |
| 3521 | * taken. |
| 3522 | */ |
| 3523 | if (bt_value_map_has_entry(all_names, name)) { |
| 3524 | BT_CLI_LOGE_APPEND_CAUSE( |
| 3525 | "Duplicate component instance name:\n %s", |
| 3526 | name); |
| 3527 | goto error; |
| 3528 | } |
| 3529 | |
| 3530 | name_gstr = g_string_new(name); |
| 3531 | if (!name_gstr) { |
| 3532 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 3533 | goto error; |
| 3534 | } |
| 3535 | |
| 3536 | g_string_assign(component_arg_for_run, arg); |
| 3537 | } else { |
| 3538 | /* Name not given by user, generate one. */ |
| 3539 | name_gstr = get_component_auto_name(arg, all_names); |
| 3540 | if (!name_gstr) { |
| 3541 | goto error; |
| 3542 | } |
| 3543 | |
| 3544 | g_string_printf(component_arg_for_run, "%s:%s", |
| 3545 | name_gstr->str, arg); |
| 3546 | } |
| 3547 | |
| 3548 | if (bt_value_array_append_string_element(run_args, |
| 3549 | "--component")) { |
| 3550 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 3551 | goto error; |
| 3552 | } |
| 3553 | |
| 3554 | if (bt_value_array_append_string_element(run_args, |
| 3555 | component_arg_for_run->str)) { |
| 3556 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 3557 | goto error; |
| 3558 | } |
| 3559 | |
| 3560 | /* |
| 3561 | * Remember this name globally, for the uniqueness of |
| 3562 | * all component names. |
| 3563 | */ |
| 3564 | if (bt_value_map_insert_entry(all_names, |
| 3565 | name_gstr->str, bt_value_null)) { |
| 3566 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 3567 | goto error; |
| 3568 | } |
| 3569 | |
| 3570 | /* |
| 3571 | * Remember this name specifically for the type of the |
| 3572 | * component. This is to create connection arguments. |
| 3573 | * |
| 3574 | * The list takes ownership of `name_gstr`. |
| 3575 | */ |
| 3576 | switch (type) { |
| 3577 | case BT_COMPONENT_CLASS_TYPE_SOURCE: |
| 3578 | source_names = g_list_append(source_names, name_gstr); |
| 3579 | break; |
| 3580 | case BT_COMPONENT_CLASS_TYPE_FILTER: |
| 3581 | filter_names = g_list_append(filter_names, name_gstr); |
| 3582 | break; |
| 3583 | case BT_COMPONENT_CLASS_TYPE_SINK: |
| 3584 | sink_names = g_list_append(sink_names, name_gstr); |
| 3585 | break; |
| 3586 | default: |
| 3587 | bt_common_abort(); |
| 3588 | } |
| 3589 | name_gstr = NULL; |
| 3590 | |
| 3591 | free(name); |
| 3592 | free(plugin_name); |
| 3593 | free(comp_cls_name); |
| 3594 | name = NULL; |
| 3595 | plugin_name = NULL; |
| 3596 | comp_cls_name = NULL; |
| 3597 | break; |
| 3598 | } |
| 3599 | case OPT_PARAMS: |
| 3600 | if (current_item_type == CONVERT_CURRENT_ITEM_TYPE_COMPONENT) { |
| 3601 | /* |
| 3602 | * The current item is a component (--component option), |
| 3603 | * pass it directly to the run args. |
| 3604 | */ |
| 3605 | if (bt_value_array_append_string_element(run_args, |
| 3606 | "--params")) { |
| 3607 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 3608 | goto error; |
| 3609 | } |
| 3610 | |
| 3611 | if (bt_value_array_append_string_element(run_args, arg)) { |
| 3612 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 3613 | goto error; |
| 3614 | } |
| 3615 | } else if (current_item_type == CONVERT_CURRENT_ITEM_TYPE_NON_OPT) { |
| 3616 | /* |
| 3617 | * The current item is a |
| 3618 | * non-option argument, record |
| 3619 | * it in `non_opt_params`. |
| 3620 | */ |
| 3621 | bt_value *array; |
| 3622 | bt_value_array_append_element_status append_element_status; |
| 3623 | uint64_t idx = bt_value_array_get_length(non_opt_params) - 1; |
| 3624 | |
| 3625 | array = bt_value_array_borrow_element_by_index(non_opt_params, idx); |
| 3626 | |
| 3627 | append_element_status = bt_value_array_append_string_element(array, arg); |
| 3628 | if (append_element_status != BT_VALUE_ARRAY_APPEND_ELEMENT_STATUS_OK) { |
| 3629 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 3630 | goto error; |
| 3631 | } |
| 3632 | } else { |
| 3633 | BT_CLI_LOGE_APPEND_CAUSE( |
| 3634 | "No current component (--component option) or non-option argument of which to set parameters:\n %s", |
| 3635 | arg); |
| 3636 | goto error; |
| 3637 | } |
| 3638 | break; |
| 3639 | case OPT_LOG_LEVEL: |
| 3640 | if (current_item_type == CONVERT_CURRENT_ITEM_TYPE_COMPONENT) { |
| 3641 | if (bt_value_array_append_string_element(run_args, "--log-level")) { |
| 3642 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 3643 | goto error; |
| 3644 | } |
| 3645 | |
| 3646 | if (bt_value_array_append_string_element(run_args, arg)) { |
| 3647 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 3648 | goto error; |
| 3649 | } |
| 3650 | } else if (current_item_type == CONVERT_CURRENT_ITEM_TYPE_NON_OPT) { |
| 3651 | uint64_t idx = bt_value_array_get_length(non_opt_loglevels) - 1; |
| 3652 | enum bt_value_array_set_element_by_index_status set_element_status; |
| 3653 | bt_value *log_level_str_value; |
| 3654 | |
| 3655 | log_level_str_value = bt_value_string_create_init(arg); |
| 3656 | if (!log_level_str_value) { |
| 3657 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 3658 | goto error; |
| 3659 | } |
| 3660 | |
| 3661 | set_element_status = |
| 3662 | bt_value_array_set_element_by_index(non_opt_loglevels, |
| 3663 | idx, log_level_str_value); |
| 3664 | bt_value_put_ref(log_level_str_value); |
| 3665 | if (set_element_status != BT_VALUE_ARRAY_SET_ELEMENT_BY_INDEX_STATUS_OK) { |
| 3666 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 3667 | goto error; |
| 3668 | } |
| 3669 | } else { |
| 3670 | BT_CLI_LOGE_APPEND_CAUSE( |
| 3671 | "No current component (--component option) or non-option argument to assign a log level to:\n %s", |
| 3672 | arg); |
| 3673 | goto error; |
| 3674 | } |
| 3675 | |
| 3676 | break; |
| 3677 | case OPT_RETRY_DURATION: |
| 3678 | if (bt_value_array_append_string_element(run_args, |
| 3679 | "--retry-duration")) { |
| 3680 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 3681 | goto error; |
| 3682 | } |
| 3683 | |
| 3684 | if (bt_value_array_append_string_element(run_args, arg)) { |
| 3685 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 3686 | goto error; |
| 3687 | } |
| 3688 | break; |
| 3689 | case OPT_BEGIN: |
| 3690 | case OPT_CLOCK_CYCLES: |
| 3691 | case OPT_CLOCK_DATE: |
| 3692 | case OPT_CLOCK_FORCE_CORRELATE: |
| 3693 | case OPT_CLOCK_GMT: |
| 3694 | case OPT_CLOCK_OFFSET: |
| 3695 | case OPT_CLOCK_OFFSET_NS: |
| 3696 | case OPT_CLOCK_SECONDS: |
| 3697 | case OPT_COLOR: |
| 3698 | case OPT_DEBUG: |
| 3699 | case OPT_DEBUG_INFO: |
| 3700 | case OPT_DEBUG_INFO_DIR: |
| 3701 | case OPT_DEBUG_INFO_FULL_PATH: |
| 3702 | case OPT_DEBUG_INFO_TARGET_PREFIX: |
| 3703 | case OPT_END: |
| 3704 | case OPT_FIELDS: |
| 3705 | case OPT_INPUT_FORMAT: |
| 3706 | case OPT_NAMES: |
| 3707 | case OPT_NO_DELTA: |
| 3708 | case OPT_OUTPUT_FORMAT: |
| 3709 | case OPT_OUTPUT: |
| 3710 | case OPT_RUN_ARGS: |
| 3711 | case OPT_RUN_ARGS_0: |
| 3712 | case OPT_STREAM_INTERSECTION: |
| 3713 | case OPT_TIMERANGE: |
| 3714 | case OPT_VERBOSE: |
| 3715 | /* Ignore in this pass */ |
| 3716 | break; |
| 3717 | default: |
| 3718 | bt_common_abort(); |
| 3719 | } |
| 3720 | } else { |
| 3721 | const char *arg = argpar_item_non_opt_arg(argpar_item); |
| 3722 | bt_value_array_append_element_status append_status; |
| 3723 | |
| 3724 | current_item_type = CONVERT_CURRENT_ITEM_TYPE_NON_OPT; |
| 3725 | |
| 3726 | append_status = bt_value_array_append_string_element(non_opts, arg); |
| 3727 | if (append_status != BT_VALUE_ARRAY_APPEND_ELEMENT_STATUS_OK) { |
| 3728 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 3729 | goto error; |
| 3730 | } |
| 3731 | |
| 3732 | append_status = bt_value_array_append_empty_array_element( |
| 3733 | non_opt_params, NULL); |
| 3734 | if (append_status != BT_VALUE_ARRAY_APPEND_ELEMENT_STATUS_OK) { |
| 3735 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 3736 | goto error; |
| 3737 | } |
| 3738 | |
| 3739 | append_status = bt_value_array_append_element(non_opt_loglevels, bt_value_null); |
| 3740 | if (append_status != BT_VALUE_ARRAY_APPEND_ELEMENT_STATUS_OK) { |
| 3741 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 3742 | goto error; |
| 3743 | } |
| 3744 | } |
| 3745 | } |
| 3746 | |
| 3747 | /* |
| 3748 | * Second pass: transform the convert-specific options and |
| 3749 | * arguments into implicit component instances for the run |
| 3750 | * command. |
| 3751 | */ |
| 3752 | argpar_iter_destroy(argpar_iter); |
| 3753 | argpar_iter = argpar_iter_create(argc, argv, convert_options); |
| 3754 | if (!argpar_iter) { |
| 3755 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 3756 | goto error; |
| 3757 | } |
| 3758 | |
| 3759 | while (true) { |
| 3760 | enum parse_next_item_status status; |
| 3761 | const struct argpar_opt_descr *opt_descr; |
| 3762 | const char *arg; |
| 3763 | |
| 3764 | status = parse_next_item(argpar_iter, &argpar_item, argv, "convert"); |
| 3765 | if (status == PARSE_NEXT_ITEM_STATUS_ERROR) { |
| 3766 | goto error; |
| 3767 | } else if (status == PARSE_NEXT_ITEM_STATUS_END) { |
| 3768 | break; |
| 3769 | } |
| 3770 | |
| 3771 | if (argpar_item_type(argpar_item) != ARGPAR_ITEM_TYPE_OPT) { |
| 3772 | continue; |
| 3773 | } |
| 3774 | |
| 3775 | opt_descr = argpar_item_opt_descr(argpar_item); |
| 3776 | arg = argpar_item_opt_arg(argpar_item); |
| 3777 | |
| 3778 | switch (opt_descr->id) { |
| 3779 | case OPT_BEGIN: |
| 3780 | if (trimmer_has_begin) { |
| 3781 | BT_CLI_LOGE_APPEND_CAUSE("At --begin option: --begin or --timerange option already specified\n %s\n", |
| 3782 | arg); |
| 3783 | goto error; |
| 3784 | } |
| 3785 | |
| 3786 | trimmer_has_begin = true; |
| 3787 | ret = append_implicit_component_extra_param( |
| 3788 | &implicit_trimmer_args, "begin", arg); |
| 3789 | implicit_trimmer_args.exists = true; |
| 3790 | if (ret) { |
| 3791 | goto error; |
| 3792 | } |
| 3793 | break; |
| 3794 | case OPT_END: |
| 3795 | if (trimmer_has_end) { |
| 3796 | BT_CLI_LOGE_APPEND_CAUSE("At --end option: --end or --timerange option already specified\n %s\n", |
| 3797 | arg); |
| 3798 | goto error; |
| 3799 | } |
| 3800 | |
| 3801 | trimmer_has_end = true; |
| 3802 | ret = append_implicit_component_extra_param( |
| 3803 | &implicit_trimmer_args, "end", arg); |
| 3804 | implicit_trimmer_args.exists = true; |
| 3805 | if (ret) { |
| 3806 | goto error; |
| 3807 | } |
| 3808 | break; |
| 3809 | case OPT_TIMERANGE: |
| 3810 | { |
| 3811 | char *begin; |
| 3812 | char *end; |
| 3813 | |
| 3814 | if (trimmer_has_begin || trimmer_has_end) { |
| 3815 | BT_CLI_LOGE_APPEND_CAUSE("At --timerange option: --begin, --end, or --timerange option already specified\n %s\n", |
| 3816 | arg); |
| 3817 | goto error; |
| 3818 | } |
| 3819 | |
| 3820 | ret = split_timerange(arg, &begin, &end); |
| 3821 | if (ret) { |
| 3822 | BT_CLI_LOGE_APPEND_CAUSE("Invalid --timerange option's argument: expecting BEGIN,END or [BEGIN,END]:\n %s", |
| 3823 | arg); |
| 3824 | goto error; |
| 3825 | } |
| 3826 | |
| 3827 | ret = append_implicit_component_extra_param( |
| 3828 | &implicit_trimmer_args, "begin", begin); |
| 3829 | ret |= append_implicit_component_extra_param( |
| 3830 | &implicit_trimmer_args, "end", end); |
| 3831 | implicit_trimmer_args.exists = true; |
| 3832 | free(begin); |
| 3833 | free(end); |
| 3834 | if (ret) { |
| 3835 | goto error; |
| 3836 | } |
| 3837 | break; |
| 3838 | } |
| 3839 | case OPT_CLOCK_CYCLES: |
| 3840 | append_implicit_component_param( |
| 3841 | &implicit_text_args, "clock-cycles", "yes"); |
| 3842 | implicit_text_args.exists = true; |
| 3843 | break; |
| 3844 | case OPT_CLOCK_DATE: |
| 3845 | append_implicit_component_param( |
| 3846 | &implicit_text_args, "clock-date", "yes"); |
| 3847 | implicit_text_args.exists = true; |
| 3848 | break; |
| 3849 | case OPT_CLOCK_FORCE_CORRELATE: |
| 3850 | ctf_fs_source_force_clock_class_unix_epoch_origin = true; |
| 3851 | break; |
| 3852 | case OPT_CLOCK_GMT: |
| 3853 | append_implicit_component_param( |
| 3854 | &implicit_text_args, "clock-gmt", "yes"); |
| 3855 | append_implicit_component_param( |
| 3856 | &implicit_trimmer_args, "gmt", "yes"); |
| 3857 | implicit_text_args.exists = true; |
| 3858 | break; |
| 3859 | case OPT_CLOCK_OFFSET: |
| 3860 | if (ctf_fs_source_clock_class_offset_arg) { |
| 3861 | BT_CLI_LOGE_APPEND_CAUSE("Duplicate --clock-offset option\n"); |
| 3862 | goto error; |
| 3863 | } |
| 3864 | |
| 3865 | ctf_fs_source_clock_class_offset_arg = g_strdup(arg); |
| 3866 | if (!ctf_fs_source_clock_class_offset_arg) { |
| 3867 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 3868 | goto error; |
| 3869 | } |
| 3870 | break; |
| 3871 | case OPT_CLOCK_OFFSET_NS: |
| 3872 | if (ctf_fs_source_clock_class_offset_ns_arg) { |
| 3873 | BT_CLI_LOGE_APPEND_CAUSE("Duplicate --clock-offset-ns option\n"); |
| 3874 | goto error; |
| 3875 | } |
| 3876 | |
| 3877 | ctf_fs_source_clock_class_offset_ns_arg = g_strdup(arg); |
| 3878 | if (!ctf_fs_source_clock_class_offset_ns_arg) { |
| 3879 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 3880 | goto error; |
| 3881 | } |
| 3882 | break; |
| 3883 | case OPT_CLOCK_SECONDS: |
| 3884 | append_implicit_component_param( |
| 3885 | &implicit_text_args, "clock-seconds", "yes"); |
| 3886 | implicit_text_args.exists = true; |
| 3887 | break; |
| 3888 | case OPT_COLOR: |
| 3889 | implicit_text_args.exists = true; |
| 3890 | ret = append_implicit_component_extra_param( |
| 3891 | &implicit_text_args, "color", arg); |
| 3892 | if (ret) { |
| 3893 | goto error; |
| 3894 | } |
| 3895 | break; |
| 3896 | case OPT_DEBUG_INFO: |
| 3897 | implicit_debug_info_args.exists = true; |
| 3898 | break; |
| 3899 | case OPT_DEBUG_INFO_DIR: |
| 3900 | implicit_debug_info_args.exists = true; |
| 3901 | ret = append_implicit_component_extra_param( |
| 3902 | &implicit_debug_info_args, "debug-info-dir", arg); |
| 3903 | if (ret) { |
| 3904 | goto error; |
| 3905 | } |
| 3906 | break; |
| 3907 | case OPT_DEBUG_INFO_FULL_PATH: |
| 3908 | implicit_debug_info_args.exists = true; |
| 3909 | append_implicit_component_param( |
| 3910 | &implicit_debug_info_args, "full-path", "yes"); |
| 3911 | break; |
| 3912 | case OPT_DEBUG_INFO_TARGET_PREFIX: |
| 3913 | implicit_debug_info_args.exists = true; |
| 3914 | ret = append_implicit_component_extra_param( |
| 3915 | &implicit_debug_info_args, |
| 3916 | "target-prefix", arg); |
| 3917 | if (ret) { |
| 3918 | goto error; |
| 3919 | } |
| 3920 | break; |
| 3921 | case OPT_FIELDS: |
| 3922 | { |
| 3923 | bt_value *fields = fields_from_arg(arg); |
| 3924 | |
| 3925 | if (!fields) { |
| 3926 | goto error; |
| 3927 | } |
| 3928 | |
| 3929 | implicit_text_args.exists = true; |
| 3930 | ret = insert_flat_params_from_array( |
| 3931 | implicit_text_args.params_arg, |
| 3932 | fields, "field"); |
| 3933 | bt_value_put_ref(fields); |
| 3934 | if (ret) { |
| 3935 | goto error; |
| 3936 | } |
| 3937 | break; |
| 3938 | } |
| 3939 | case OPT_NAMES: |
| 3940 | { |
| 3941 | bt_value *names = names_from_arg(arg); |
| 3942 | |
| 3943 | if (!names) { |
| 3944 | goto error; |
| 3945 | } |
| 3946 | |
| 3947 | implicit_text_args.exists = true; |
| 3948 | ret = insert_flat_params_from_array( |
| 3949 | implicit_text_args.params_arg, |
| 3950 | names, "name"); |
| 3951 | bt_value_put_ref(names); |
| 3952 | if (ret) { |
| 3953 | goto error; |
| 3954 | } |
| 3955 | break; |
| 3956 | } |
| 3957 | case OPT_NO_DELTA: |
| 3958 | append_implicit_component_param( |
| 3959 | &implicit_text_args, "no-delta", "yes"); |
| 3960 | implicit_text_args.exists = true; |
| 3961 | break; |
| 3962 | case OPT_INPUT_FORMAT: |
| 3963 | if (got_input_format_opt) { |
| 3964 | BT_CLI_LOGE_APPEND_CAUSE("Duplicate --input-format option."); |
| 3965 | goto error; |
| 3966 | } |
| 3967 | |
| 3968 | got_input_format_opt = true; |
| 3969 | |
| 3970 | if (strcmp(arg, "ctf") == 0) { |
| 3971 | auto_source_discovery_restrict_plugin_name = "ctf"; |
| 3972 | auto_source_discovery_restrict_component_class_name = "fs"; |
| 3973 | } else if (strcmp(arg, "lttng-live") == 0) { |
| 3974 | auto_source_discovery_restrict_plugin_name = "ctf"; |
| 3975 | auto_source_discovery_restrict_component_class_name = "lttng-live"; |
| 3976 | implicit_lttng_live_args.exists = true; |
| 3977 | } else { |
| 3978 | BT_CLI_LOGE_APPEND_CAUSE("Unknown legacy input format:\n %s", |
| 3979 | arg); |
| 3980 | goto error; |
| 3981 | } |
| 3982 | break; |
| 3983 | case OPT_OUTPUT_FORMAT: |
| 3984 | if (got_output_format_opt) { |
| 3985 | BT_CLI_LOGE_APPEND_CAUSE("Duplicate --output-format option."); |
| 3986 | goto error; |
| 3987 | } |
| 3988 | |
| 3989 | got_output_format_opt = true; |
| 3990 | |
| 3991 | if (strcmp(arg, "text") == 0) { |
| 3992 | implicit_text_args.exists = true; |
| 3993 | } else if (strcmp(arg, "ctf") == 0) { |
| 3994 | implicit_ctf_output_args.exists = true; |
| 3995 | } else if (strcmp(arg, "dummy") == 0) { |
| 3996 | implicit_dummy_args.exists = true; |
| 3997 | } else if (strcmp(arg, "ctf-metadata") == 0) { |
| 3998 | print_ctf_metadata = true; |
| 3999 | } else { |
| 4000 | BT_CLI_LOGE_APPEND_CAUSE("Unknown legacy output format:\n %s", |
| 4001 | arg); |
| 4002 | goto error; |
| 4003 | } |
| 4004 | break; |
| 4005 | case OPT_OUTPUT: |
| 4006 | if (output) { |
| 4007 | BT_CLI_LOGE_APPEND_CAUSE("Duplicate --output option"); |
| 4008 | goto error; |
| 4009 | } |
| 4010 | |
| 4011 | output = strdup(arg); |
| 4012 | if (!output) { |
| 4013 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 4014 | goto error; |
| 4015 | } |
| 4016 | break; |
| 4017 | case OPT_RUN_ARGS: |
| 4018 | if (print_run_args_0) { |
| 4019 | BT_CLI_LOGE_APPEND_CAUSE("Cannot specify --run-args and --run-args-0."); |
| 4020 | goto error; |
| 4021 | } |
| 4022 | |
| 4023 | print_run_args = true; |
| 4024 | break; |
| 4025 | case OPT_RUN_ARGS_0: |
| 4026 | if (print_run_args) { |
| 4027 | BT_CLI_LOGE_APPEND_CAUSE("Cannot specify --run-args and --run-args-0."); |
| 4028 | goto error; |
| 4029 | } |
| 4030 | |
| 4031 | print_run_args_0 = true; |
| 4032 | break; |
| 4033 | case OPT_STREAM_INTERSECTION: |
| 4034 | /* |
| 4035 | * Applies to all traces implementing the |
| 4036 | * babeltrace.trace-infos query. |
| 4037 | */ |
| 4038 | stream_intersection_mode = true; |
| 4039 | break; |
| 4040 | case OPT_VERBOSE: |
| 4041 | *default_log_level = |
| 4042 | logging_level_min(*default_log_level, BT_LOG_INFO); |
| 4043 | break; |
| 4044 | case OPT_DEBUG: |
| 4045 | *default_log_level = |
| 4046 | logging_level_min(*default_log_level, BT_LOG_TRACE); |
| 4047 | break; |
| 4048 | case OPT_COMPONENT: |
| 4049 | case OPT_HELP: |
| 4050 | case OPT_LOG_LEVEL: |
| 4051 | case OPT_OMIT_HOME_PLUGIN_PATH: |
| 4052 | case OPT_OMIT_SYSTEM_PLUGIN_PATH: |
| 4053 | case OPT_PARAMS: |
| 4054 | case OPT_PLUGIN_PATH: |
| 4055 | case OPT_RETRY_DURATION: |
| 4056 | /* Ignore in this pass */ |
| 4057 | break; |
| 4058 | default: |
| 4059 | bt_common_abort(); |
| 4060 | } |
| 4061 | } |
| 4062 | |
| 4063 | set_auto_log_levels(default_log_level); |
| 4064 | |
| 4065 | /* |
| 4066 | * Legacy behaviour: --verbose used to make the `text` output |
| 4067 | * format print more information. --verbose is now equivalent to |
| 4068 | * the INFO log level, which is why we compare to `BT_LOG_INFO` |
| 4069 | * here. |
| 4070 | */ |
| 4071 | if (*default_log_level == BT_LOG_INFO) { |
| 4072 | append_implicit_component_param(&implicit_text_args, |
| 4073 | "verbose", "yes"); |
| 4074 | } |
| 4075 | |
| 4076 | /* Print CTF metadata or print LTTng live sessions */ |
| 4077 | if (print_ctf_metadata) { |
| 4078 | const bt_value *bt_val_non_opt; |
| 4079 | |
| 4080 | if (bt_value_array_is_empty(non_opts)) { |
| 4081 | BT_CLI_LOGE_APPEND_CAUSE("--output-format=ctf-metadata specified without a path."); |
| 4082 | goto error; |
| 4083 | } |
| 4084 | |
| 4085 | if (bt_value_array_get_length(non_opts) > 1) { |
| 4086 | BT_CLI_LOGE_APPEND_CAUSE("Too many paths specified for --output-format=ctf-metadata."); |
| 4087 | goto error; |
| 4088 | } |
| 4089 | |
| 4090 | cfg = bt_config_print_ctf_metadata_create(plugin_paths); |
| 4091 | if (!cfg) { |
| 4092 | goto error; |
| 4093 | } |
| 4094 | |
| 4095 | bt_val_non_opt = bt_value_array_borrow_element_by_index_const(non_opts, 0); |
| 4096 | g_string_assign(cfg->cmd_data.print_ctf_metadata.path, |
| 4097 | bt_value_string_get(bt_val_non_opt)); |
| 4098 | |
| 4099 | if (output) { |
| 4100 | g_string_assign( |
| 4101 | cfg->cmd_data.print_ctf_metadata.output_path, |
| 4102 | output); |
| 4103 | } |
| 4104 | |
| 4105 | goto end; |
| 4106 | } |
| 4107 | |
| 4108 | /* |
| 4109 | * If -o ctf was specified, make sure an output path (--output) |
| 4110 | * was also specified. --output does not imply -o ctf because |
| 4111 | * it's also used for the default, implicit -o text if -o ctf |
| 4112 | * is not specified. |
| 4113 | */ |
| 4114 | if (implicit_ctf_output_args.exists) { |
| 4115 | if (!output) { |
| 4116 | BT_CLI_LOGE_APPEND_CAUSE("--output-format=ctf specified without --output (trace output path)."); |
| 4117 | goto error; |
| 4118 | } |
| 4119 | |
| 4120 | /* |
| 4121 | * At this point we know that -o ctf AND --output were |
| 4122 | * specified. Make sure that no options were specified |
| 4123 | * which would imply -o text because --output would be |
| 4124 | * ambiguous in this case. For example, this is wrong: |
| 4125 | * |
| 4126 | * babeltrace2 --names=all -o ctf --output=/tmp/path my-trace |
| 4127 | * |
| 4128 | * because --names=all implies -o text, and --output |
| 4129 | * could apply to both the sink.text.pretty and |
| 4130 | * sink.ctf.fs implicit components. |
| 4131 | */ |
| 4132 | if (implicit_text_args.exists) { |
| 4133 | BT_CLI_LOGE_APPEND_CAUSE("Ambiguous --output option: --output-format=ctf specified but another option implies --output-format=text."); |
| 4134 | goto error; |
| 4135 | } |
| 4136 | } |
| 4137 | |
| 4138 | /* |
| 4139 | * If -o dummy and -o ctf were not specified, and if there are |
| 4140 | * no explicit sink components, then use an implicit |
| 4141 | * `sink.text.pretty` component. |
| 4142 | */ |
| 4143 | if (!implicit_dummy_args.exists && !implicit_ctf_output_args.exists && |
| 4144 | !sink_names) { |
| 4145 | implicit_text_args.exists = true; |
| 4146 | } |
| 4147 | |
| 4148 | /* |
| 4149 | * Set implicit `sink.text.pretty` or `sink.ctf.fs` component's |
| 4150 | * `path` parameter if --output was specified. |
| 4151 | */ |
| 4152 | if (output) { |
| 4153 | if (implicit_text_args.exists) { |
| 4154 | append_implicit_component_extra_param(&implicit_text_args, |
| 4155 | "path", output); |
| 4156 | } else if (implicit_ctf_output_args.exists) { |
| 4157 | append_implicit_component_extra_param(&implicit_ctf_output_args, |
| 4158 | "path", output); |
| 4159 | } |
| 4160 | } |
| 4161 | |
| 4162 | /* Decide where the non-option argument(s) go */ |
| 4163 | if (bt_value_array_get_length(non_opts) > 0) { |
| 4164 | if (implicit_lttng_live_args.exists) { |
| 4165 | const bt_value *bt_val_non_opt; |
| 4166 | |
| 4167 | if (bt_value_array_get_length(non_opts) > 1) { |
| 4168 | BT_CLI_LOGE_APPEND_CAUSE("Too many URLs specified for --input-format=lttng-live."); |
| 4169 | goto error; |
| 4170 | } |
| 4171 | |
| 4172 | bt_val_non_opt = bt_value_array_borrow_element_by_index_const(non_opts, 0); |
| 4173 | lttng_live_url_parts = |
| 4174 | bt_common_parse_lttng_live_url(bt_value_string_get(bt_val_non_opt), |
| 4175 | error_buf, sizeof(error_buf)); |
| 4176 | if (!lttng_live_url_parts.proto) { |
| 4177 | BT_CLI_LOGE_APPEND_CAUSE("Invalid LTTng live URL format: %s.", |
| 4178 | error_buf); |
| 4179 | goto error; |
| 4180 | } |
| 4181 | |
| 4182 | if (!lttng_live_url_parts.session_name) { |
| 4183 | /* Print LTTng live sessions */ |
| 4184 | cfg = bt_config_print_lttng_live_sessions_create( |
| 4185 | plugin_paths); |
| 4186 | if (!cfg) { |
| 4187 | goto error; |
| 4188 | } |
| 4189 | |
| 4190 | g_string_assign(cfg->cmd_data.print_lttng_live_sessions.url, |
| 4191 | bt_value_string_get(bt_val_non_opt)); |
| 4192 | |
| 4193 | if (output) { |
| 4194 | g_string_assign( |
| 4195 | cfg->cmd_data.print_lttng_live_sessions.output_path, |
| 4196 | output); |
| 4197 | } |
| 4198 | |
| 4199 | goto end; |
| 4200 | } |
| 4201 | |
| 4202 | live_inputs_array_val = bt_value_array_create(); |
| 4203 | if (!live_inputs_array_val) { |
| 4204 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 4205 | goto error; |
| 4206 | } |
| 4207 | |
| 4208 | if (bt_value_array_append_string_element( |
| 4209 | live_inputs_array_val, |
| 4210 | bt_value_string_get(bt_val_non_opt))) { |
| 4211 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 4212 | goto error; |
| 4213 | } |
| 4214 | |
| 4215 | ret = append_parameter_to_args( |
| 4216 | implicit_lttng_live_args.extra_params, |
| 4217 | "inputs", live_inputs_array_val); |
| 4218 | if (ret) { |
| 4219 | goto error; |
| 4220 | } |
| 4221 | |
| 4222 | ret = append_implicit_component_extra_param( |
| 4223 | &implicit_lttng_live_args, |
| 4224 | "session-not-found-action", "end"); |
| 4225 | if (ret) { |
| 4226 | goto error; |
| 4227 | } |
| 4228 | } else { |
| 4229 | int status; |
| 4230 | size_t plugin_count; |
| 4231 | const bt_plugin **plugins; |
| 4232 | const bt_plugin *plugin; |
| 4233 | |
| 4234 | status = require_loaded_plugins(plugin_paths); |
| 4235 | if (status != 0) { |
| 4236 | goto error; |
| 4237 | } |
| 4238 | |
| 4239 | if (auto_source_discovery_restrict_plugin_name) { |
| 4240 | plugin_count = 1; |
| 4241 | plugin = borrow_loaded_plugin_by_name(auto_source_discovery_restrict_plugin_name); |
| 4242 | plugins = &plugin; |
| 4243 | } else { |
| 4244 | plugin_count = get_loaded_plugins_count(); |
| 4245 | plugins = borrow_loaded_plugins(); |
| 4246 | } |
| 4247 | |
| 4248 | status = auto_discover_source_components(non_opts, plugins, plugin_count, |
| 4249 | auto_source_discovery_restrict_component_class_name, |
| 4250 | *default_log_level, &auto_disc, interrupter); |
| 4251 | |
| 4252 | if (status != 0) { |
| 4253 | if (status == AUTO_SOURCE_DISCOVERY_STATUS_INTERRUPTED) { |
| 4254 | BT_CURRENT_THREAD_ERROR_APPEND_CAUSE_FROM_UNKNOWN( |
| 4255 | "Babeltrace CLI", "Automatic source discovery interrupted by the user"); |
| 4256 | } |
| 4257 | goto error; |
| 4258 | } |
| 4259 | |
| 4260 | status = create_implicit_component_args_from_auto_discovered_sources( |
| 4261 | &auto_disc, non_opts, non_opt_params, non_opt_loglevels, |
| 4262 | discovered_source_args); |
| 4263 | if (status != 0) { |
| 4264 | goto error; |
| 4265 | } |
| 4266 | } |
| 4267 | } |
| 4268 | |
| 4269 | |
| 4270 | /* |
| 4271 | * If --clock-force-correlated was given, apply it to any src.ctf.fs |
| 4272 | * component. |
| 4273 | */ |
| 4274 | if (ctf_fs_source_force_clock_class_unix_epoch_origin) { |
| 4275 | int n; |
| 4276 | |
| 4277 | n = append_multiple_implicit_components_param( |
| 4278 | discovered_source_args, "source.ctf.fs", "force-clock-class-origin-unix-epoch", |
| 4279 | "yes"); |
| 4280 | if (n == 0) { |
| 4281 | BT_CLI_LOGE_APPEND_CAUSE("--clock-force-correlate specified, but no source.ctf.fs component instantiated."); |
| 4282 | goto error; |
| 4283 | } |
| 4284 | } |
| 4285 | |
| 4286 | /* If --clock-offset was given, apply it to any src.ctf.fs component. */ |
| 4287 | if (ctf_fs_source_clock_class_offset_arg) { |
| 4288 | int n; |
| 4289 | |
| 4290 | n = append_multiple_implicit_components_param( |
| 4291 | discovered_source_args, "source.ctf.fs", "clock-class-offset-s", |
| 4292 | ctf_fs_source_clock_class_offset_arg); |
| 4293 | |
| 4294 | if (n == 0) { |
| 4295 | BT_CLI_LOGE_APPEND_CAUSE("--clock-offset specified, but no source.ctf.fs component instantiated."); |
| 4296 | goto error; |
| 4297 | } |
| 4298 | } |
| 4299 | |
| 4300 | /* If --clock-offset-ns was given, apply it to any src.ctf.fs component. */ |
| 4301 | if (ctf_fs_source_clock_class_offset_ns_arg) { |
| 4302 | int n; |
| 4303 | |
| 4304 | n = append_multiple_implicit_components_param( |
| 4305 | discovered_source_args, "source.ctf.fs", "clock-class-offset-ns", |
| 4306 | ctf_fs_source_clock_class_offset_ns_arg); |
| 4307 | |
| 4308 | if (n == 0) { |
| 4309 | BT_CLI_LOGE_APPEND_CAUSE("--clock-offset-ns specified, but no source.ctf.fs component instantiated."); |
| 4310 | goto error; |
| 4311 | } |
| 4312 | } |
| 4313 | |
| 4314 | /* |
| 4315 | * If the implicit `source.ctf.lttng-live` component exists, |
| 4316 | * make sure there's at least one non-option argument (which is |
| 4317 | * the URL). |
| 4318 | */ |
| 4319 | if (implicit_lttng_live_args.exists && bt_value_array_is_empty(non_opts)) { |
| 4320 | BT_CLI_LOGE_APPEND_CAUSE("Missing URL for implicit `%s` component.", |
| 4321 | implicit_lttng_live_args.comp_arg->str); |
| 4322 | goto error; |
| 4323 | } |
| 4324 | |
| 4325 | /* Assign names to implicit components */ |
| 4326 | for (i = 0; i < discovered_source_args->len; i++) { |
| 4327 | struct implicit_component_args *args; |
| 4328 | int j; |
| 4329 | |
| 4330 | args = discovered_source_args->pdata[i]; |
| 4331 | |
| 4332 | g_string_printf(auto_disc_comp_name, "auto-disc-%s", args->comp_arg->str); |
| 4333 | |
| 4334 | /* Give it a name like `auto-disc-src-ctf-fs`. */ |
| 4335 | for (j = 0; j < auto_disc_comp_name->len; j++) { |
| 4336 | if (auto_disc_comp_name->str[j] == '.') { |
| 4337 | auto_disc_comp_name->str[j] = '-'; |
| 4338 | } |
| 4339 | } |
| 4340 | |
| 4341 | ret = assign_name_to_implicit_component(args, |
| 4342 | auto_disc_comp_name->str, all_names, &source_names, true); |
| 4343 | if (ret) { |
| 4344 | goto error; |
| 4345 | } |
| 4346 | } |
| 4347 | |
| 4348 | ret = assign_name_to_implicit_component(&implicit_lttng_live_args, |
| 4349 | "lttng-live", all_names, &source_names, true); |
| 4350 | if (ret) { |
| 4351 | goto error; |
| 4352 | } |
| 4353 | |
| 4354 | ret = assign_name_to_implicit_component(&implicit_text_args, |
| 4355 | "pretty", all_names, &sink_names, true); |
| 4356 | if (ret) { |
| 4357 | goto error; |
| 4358 | } |
| 4359 | |
| 4360 | ret = assign_name_to_implicit_component(&implicit_ctf_output_args, |
| 4361 | "sink-ctf-fs", all_names, &sink_names, true); |
| 4362 | if (ret) { |
| 4363 | goto error; |
| 4364 | } |
| 4365 | |
| 4366 | ret = assign_name_to_implicit_component(&implicit_dummy_args, |
| 4367 | "dummy", all_names, &sink_names, true); |
| 4368 | if (ret) { |
| 4369 | goto error; |
| 4370 | } |
| 4371 | |
| 4372 | ret = assign_name_to_implicit_component(&implicit_muxer_args, |
| 4373 | "muxer", all_names, NULL, false); |
| 4374 | if (ret) { |
| 4375 | goto error; |
| 4376 | } |
| 4377 | |
| 4378 | ret = assign_name_to_implicit_component(&implicit_trimmer_args, |
| 4379 | "trimmer", all_names, NULL, false); |
| 4380 | if (ret) { |
| 4381 | goto error; |
| 4382 | } |
| 4383 | |
| 4384 | ret = assign_name_to_implicit_component(&implicit_debug_info_args, |
| 4385 | "debug-info", all_names, NULL, false); |
| 4386 | if (ret) { |
| 4387 | goto error; |
| 4388 | } |
| 4389 | |
| 4390 | /* Make sure there's at least one source and one sink */ |
| 4391 | if (!source_names) { |
| 4392 | BT_CLI_LOGE_APPEND_CAUSE("No source component."); |
| 4393 | goto error; |
| 4394 | } |
| 4395 | |
| 4396 | if (!sink_names) { |
| 4397 | BT_CLI_LOGE_APPEND_CAUSE("No sink component."); |
| 4398 | goto error; |
| 4399 | } |
| 4400 | |
| 4401 | /* Make sure there's a single sink component */ |
| 4402 | if (g_list_length(sink_names) != 1) { |
| 4403 | BT_CLI_LOGE_APPEND_CAUSE( |
| 4404 | "More than one sink component specified."); |
| 4405 | goto error; |
| 4406 | } |
| 4407 | |
| 4408 | /* |
| 4409 | * Prepend the muxer, the trimmer, and the debug info to the |
| 4410 | * filter chain so that we have: |
| 4411 | * |
| 4412 | * sources -> muxer -> [trimmer] -> [debug info] -> |
| 4413 | * [user filters] -> sinks |
| 4414 | */ |
| 4415 | if (implicit_debug_info_args.exists) { |
| 4416 | if (g_list_prepend_gstring(&filter_names, |
| 4417 | implicit_debug_info_args.name_arg->str)) { |
| 4418 | goto error; |
| 4419 | } |
| 4420 | } |
| 4421 | |
| 4422 | if (implicit_trimmer_args.exists) { |
| 4423 | if (g_list_prepend_gstring(&filter_names, |
| 4424 | implicit_trimmer_args.name_arg->str)) { |
| 4425 | goto error; |
| 4426 | } |
| 4427 | } |
| 4428 | |
| 4429 | if (g_list_prepend_gstring(&filter_names, |
| 4430 | implicit_muxer_args.name_arg->str)) { |
| 4431 | goto error; |
| 4432 | } |
| 4433 | |
| 4434 | /* |
| 4435 | * Append the equivalent run arguments for the implicit |
| 4436 | * components. |
| 4437 | */ |
| 4438 | for (i = 0; i < discovered_source_args->len; i++) { |
| 4439 | struct implicit_component_args *args = |
| 4440 | discovered_source_args->pdata[i]; |
| 4441 | |
| 4442 | ret = append_run_args_for_implicit_component(args, run_args); |
| 4443 | if (ret) { |
| 4444 | goto error; |
| 4445 | } |
| 4446 | } |
| 4447 | |
| 4448 | ret = append_run_args_for_implicit_component(&implicit_lttng_live_args, |
| 4449 | run_args); |
| 4450 | if (ret) { |
| 4451 | goto error; |
| 4452 | } |
| 4453 | |
| 4454 | ret = append_run_args_for_implicit_component(&implicit_text_args, |
| 4455 | run_args); |
| 4456 | if (ret) { |
| 4457 | goto error; |
| 4458 | } |
| 4459 | |
| 4460 | ret = append_run_args_for_implicit_component(&implicit_ctf_output_args, |
| 4461 | run_args); |
| 4462 | if (ret) { |
| 4463 | goto error; |
| 4464 | } |
| 4465 | |
| 4466 | ret = append_run_args_for_implicit_component(&implicit_dummy_args, |
| 4467 | run_args); |
| 4468 | if (ret) { |
| 4469 | goto error; |
| 4470 | } |
| 4471 | |
| 4472 | ret = append_run_args_for_implicit_component(&implicit_muxer_args, |
| 4473 | run_args); |
| 4474 | if (ret) { |
| 4475 | goto error; |
| 4476 | } |
| 4477 | |
| 4478 | ret = append_run_args_for_implicit_component(&implicit_trimmer_args, |
| 4479 | run_args); |
| 4480 | if (ret) { |
| 4481 | goto error; |
| 4482 | } |
| 4483 | |
| 4484 | ret = append_run_args_for_implicit_component(&implicit_debug_info_args, |
| 4485 | run_args); |
| 4486 | if (ret) { |
| 4487 | goto error; |
| 4488 | } |
| 4489 | |
| 4490 | /* Auto-connect components */ |
| 4491 | ret = convert_auto_connect(run_args, source_names, filter_names, |
| 4492 | sink_names); |
| 4493 | if (ret) { |
| 4494 | BT_CLI_LOGE_APPEND_CAUSE("Cannot auto-connect components."); |
| 4495 | goto error; |
| 4496 | } |
| 4497 | |
| 4498 | /* |
| 4499 | * We have all the run command arguments now. Depending on |
| 4500 | * --run-args, we pass this to the run command or print them |
| 4501 | * here. |
| 4502 | */ |
| 4503 | if (print_run_args || print_run_args_0) { |
| 4504 | uint64_t args_idx, args_len; |
| 4505 | if (stream_intersection_mode) { |
| 4506 | BT_CLI_LOGE_APPEND_CAUSE("Cannot specify --stream-intersection with --run-args or --run-args-0."); |
| 4507 | goto error; |
| 4508 | } |
| 4509 | |
| 4510 | args_len = bt_value_array_get_length(run_args); |
| 4511 | for (args_idx = 0; args_idx < args_len; args_idx++) { |
| 4512 | const bt_value *arg_value = |
| 4513 | bt_value_array_borrow_element_by_index(run_args, |
| 4514 | args_idx); |
| 4515 | const char *arg; |
| 4516 | GString *quoted = NULL; |
| 4517 | const char *arg_to_print; |
| 4518 | |
| 4519 | arg = bt_value_string_get(arg_value); |
| 4520 | |
| 4521 | if (print_run_args) { |
| 4522 | quoted = bt_common_shell_quote(arg, true); |
| 4523 | if (!quoted) { |
| 4524 | goto error; |
| 4525 | } |
| 4526 | |
| 4527 | arg_to_print = quoted->str; |
| 4528 | } else { |
| 4529 | arg_to_print = arg; |
| 4530 | } |
| 4531 | |
| 4532 | printf("%s", arg_to_print); |
| 4533 | |
| 4534 | if (quoted) { |
| 4535 | g_string_free(quoted, TRUE); |
| 4536 | } |
| 4537 | |
| 4538 | if (args_idx < args_len - 1) { |
| 4539 | if (print_run_args) { |
| 4540 | putchar(' '); |
| 4541 | } else { |
| 4542 | putchar('\0'); |
| 4543 | } |
| 4544 | } |
| 4545 | } |
| 4546 | |
| 4547 | *retcode = -1; |
| 4548 | BT_OBJECT_PUT_REF_AND_RESET(cfg); |
| 4549 | goto end; |
| 4550 | } |
| 4551 | |
| 4552 | cfg = bt_config_run_from_args_array(run_args, retcode, |
| 4553 | plugin_paths, *default_log_level); |
| 4554 | if (!cfg) { |
| 4555 | goto error; |
| 4556 | } |
| 4557 | |
| 4558 | cfg->cmd_data.run.stream_intersection_mode = stream_intersection_mode; |
| 4559 | goto end; |
| 4560 | |
| 4561 | error: |
| 4562 | *retcode = 1; |
| 4563 | BT_OBJECT_PUT_REF_AND_RESET(cfg); |
| 4564 | |
| 4565 | end: |
| 4566 | argpar_iter_destroy(argpar_iter); |
| 4567 | argpar_item_destroy(argpar_item); |
| 4568 | |
| 4569 | free(output); |
| 4570 | |
| 4571 | if (component_arg_for_run) { |
| 4572 | g_string_free(component_arg_for_run, TRUE); |
| 4573 | } |
| 4574 | |
| 4575 | if (name_gstr) { |
| 4576 | g_string_free(name_gstr, TRUE); |
| 4577 | } |
| 4578 | |
| 4579 | bt_value_put_ref(live_inputs_array_val); |
| 4580 | bt_value_put_ref(run_args); |
| 4581 | bt_value_put_ref(all_names); |
| 4582 | destroy_glist_of_gstring(source_names); |
| 4583 | destroy_glist_of_gstring(filter_names); |
| 4584 | destroy_glist_of_gstring(sink_names); |
| 4585 | bt_value_put_ref(non_opt_params); |
| 4586 | bt_value_put_ref(non_opt_loglevels); |
| 4587 | bt_value_put_ref(non_opts); |
| 4588 | finalize_implicit_component_args(&implicit_ctf_output_args); |
| 4589 | finalize_implicit_component_args(&implicit_lttng_live_args); |
| 4590 | finalize_implicit_component_args(&implicit_dummy_args); |
| 4591 | finalize_implicit_component_args(&implicit_text_args); |
| 4592 | finalize_implicit_component_args(&implicit_debug_info_args); |
| 4593 | finalize_implicit_component_args(&implicit_muxer_args); |
| 4594 | finalize_implicit_component_args(&implicit_trimmer_args); |
| 4595 | bt_common_destroy_lttng_live_url_parts(<tng_live_url_parts); |
| 4596 | auto_source_discovery_fini(&auto_disc); |
| 4597 | |
| 4598 | if (discovered_source_args) { |
| 4599 | g_ptr_array_free(discovered_source_args, TRUE); |
| 4600 | } |
| 4601 | |
| 4602 | g_free(ctf_fs_source_clock_class_offset_arg); |
| 4603 | g_free(ctf_fs_source_clock_class_offset_ns_arg); |
| 4604 | |
| 4605 | if (auto_disc_comp_name) { |
| 4606 | g_string_free(auto_disc_comp_name, TRUE); |
| 4607 | } |
| 4608 | |
| 4609 | return cfg; |
| 4610 | } |
| 4611 | |
| 4612 | /* |
| 4613 | * Prints the Babeltrace 2.x general usage. |
| 4614 | */ |
| 4615 | static |
| 4616 | void print_gen_usage(FILE *fp) |
| 4617 | { |
| 4618 | fprintf(fp, "Usage: babeltrace2 [GENERAL OPTIONS] [COMMAND] [COMMAND ARGUMENTS]\n"); |
| 4619 | fprintf(fp, "\n"); |
| 4620 | fprintf(fp, "General options:\n"); |
| 4621 | fprintf(fp, "\n"); |
| 4622 | fprintf(fp, " -d, --debug Enable debug mode (same as --log-level=T)\n"); |
| 4623 | fprintf(fp, " -h, --help Show this help and quit\n"); |
| 4624 | fprintf(fp, " -l, --log-level=LVL Set the default log level to LVL (`N`, `T`, `D`,\n"); |
| 4625 | fprintf(fp, " `I`, `W` (default), `E`, or `F`)\n"); |
| 4626 | fprintf(fp, " --omit-home-plugin-path Omit home plugins from plugin search path\n"); |
| 4627 | fprintf(fp, " (~/.local/lib/babeltrace2/plugins)\n"); |
| 4628 | fprintf(fp, " --omit-system-plugin-path Omit system plugins from plugin search path\n"); |
| 4629 | fprintf(fp, " --plugin-path=PATH[:PATH]... Add PATH to the list of paths from which\n"); |
| 4630 | fprintf(fp, " dynamic plugins can be loaded\n"); |
| 4631 | fprintf(fp, " -v, --verbose Enable verbose mode (same as --log-level=I)\n"); |
| 4632 | fprintf(fp, " -V, --version Show version and quit\n"); |
| 4633 | fprintf(fp, "\n"); |
| 4634 | fprintf(fp, "Available commands:\n"); |
| 4635 | fprintf(fp, "\n"); |
| 4636 | fprintf(fp, " convert Convert and trim traces (default)\n"); |
| 4637 | fprintf(fp, " help Get help for a plugin or a component class\n"); |
| 4638 | fprintf(fp, " list-plugins List available plugins and their content\n"); |
| 4639 | fprintf(fp, " query Query objects from a component class\n"); |
| 4640 | fprintf(fp, " run Build a processing graph and run it\n"); |
| 4641 | fprintf(fp, "\n"); |
| 4642 | fprintf(fp, "Use `babeltrace2 COMMAND --help` to show the help of COMMAND.\n"); |
| 4643 | } |
| 4644 | |
| 4645 | struct bt_config *bt_config_cli_args_create(int argc, const char *argv[], |
| 4646 | int *retcode, bool omit_system_plugin_path, |
| 4647 | bool omit_home_plugin_path, |
| 4648 | const bt_value *initial_plugin_paths, |
| 4649 | const bt_interrupter *interrupter) |
| 4650 | { |
| 4651 | struct bt_config *config = NULL; |
| 4652 | int top_level_argc; |
| 4653 | const char **top_level_argv; |
| 4654 | int command_argc = -1; |
| 4655 | const char **command_argv = NULL; |
| 4656 | const char *command_name = NULL; |
| 4657 | int default_log_level = -1; |
| 4658 | struct argpar_iter *argpar_iter = NULL; |
| 4659 | const struct argpar_item *argpar_item = NULL; |
| 4660 | const struct argpar_error *argpar_error = NULL; |
| 4661 | bt_value *plugin_paths = NULL; |
| 4662 | |
| 4663 | /* Top-level option descriptions. */ |
| 4664 | static const struct argpar_opt_descr descrs[] = { |
| 4665 | { OPT_DEBUG, 'd', "debug", false }, |
| 4666 | { OPT_HELP, 'h', "help", false }, |
| 4667 | { OPT_LOG_LEVEL, 'l', "log-level", true }, |
| 4668 | { OPT_VERBOSE, 'v', "verbose", false }, |
| 4669 | { OPT_VERSION, 'V', "version", false}, |
| 4670 | { OPT_OMIT_HOME_PLUGIN_PATH, '\0', "omit-home-plugin-path", false }, |
| 4671 | { OPT_OMIT_SYSTEM_PLUGIN_PATH, '\0', "omit-system-plugin-path", false }, |
| 4672 | { OPT_PLUGIN_PATH, '\0', "plugin-path", true }, |
| 4673 | ARGPAR_OPT_DESCR_SENTINEL |
| 4674 | }; |
| 4675 | |
| 4676 | enum command_type { |
| 4677 | COMMAND_TYPE_NONE = -1, |
| 4678 | COMMAND_TYPE_RUN = 0, |
| 4679 | COMMAND_TYPE_CONVERT, |
| 4680 | COMMAND_TYPE_LIST_PLUGINS, |
| 4681 | COMMAND_TYPE_HELP, |
| 4682 | COMMAND_TYPE_QUERY, |
| 4683 | } command_type = COMMAND_TYPE_NONE; |
| 4684 | |
| 4685 | *retcode = -1; |
| 4686 | |
| 4687 | if (!initial_plugin_paths) { |
| 4688 | plugin_paths = bt_value_array_create(); |
| 4689 | if (!plugin_paths) { |
| 4690 | goto error; |
| 4691 | } |
| 4692 | } else { |
| 4693 | bt_value_copy_status copy_status = bt_value_copy( |
| 4694 | initial_plugin_paths, &plugin_paths); |
| 4695 | if (copy_status) { |
| 4696 | goto error; |
| 4697 | } |
| 4698 | } |
| 4699 | |
| 4700 | BT_ASSERT(plugin_paths); |
| 4701 | |
| 4702 | /* |
| 4703 | * The `BABELTRACE_PLUGIN_PATH` paths take precedence over the |
| 4704 | * `--plugin-path` option's paths, so append it now before |
| 4705 | * parsing the general options. |
| 4706 | */ |
| 4707 | if (append_env_var_plugin_paths(plugin_paths)) { |
| 4708 | goto error; |
| 4709 | } |
| 4710 | |
| 4711 | if (argc <= 1) { |
| 4712 | print_version(); |
| 4713 | puts(""); |
| 4714 | print_gen_usage(stdout); |
| 4715 | goto end; |
| 4716 | } |
| 4717 | |
| 4718 | /* Skip first argument, the name of the program. */ |
| 4719 | top_level_argc = argc - 1; |
| 4720 | top_level_argv = argv + 1; |
| 4721 | |
| 4722 | argpar_iter = argpar_iter_create(top_level_argc, top_level_argv, descrs); |
| 4723 | if (!argpar_iter) { |
| 4724 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 4725 | goto error; |
| 4726 | } |
| 4727 | |
| 4728 | while (true) { |
| 4729 | enum argpar_iter_next_status status; |
| 4730 | |
| 4731 | ARGPAR_ITEM_DESTROY_AND_RESET(argpar_item); |
| 4732 | status = argpar_iter_next(argpar_iter, &argpar_item, &argpar_error); |
| 4733 | |
| 4734 | switch (status) { |
| 4735 | case ARGPAR_ITER_NEXT_STATUS_ERROR_MEMORY: |
| 4736 | BT_CLI_LOGE_APPEND_CAUSE_OOM(); |
| 4737 | goto error; |
| 4738 | case ARGPAR_ITER_NEXT_STATUS_ERROR: |
| 4739 | { |
| 4740 | if (argpar_error_type(argpar_error) |
| 4741 | != ARGPAR_ERROR_TYPE_UNKNOWN_OPT) { |
| 4742 | GString *err_str = format_arg_error(argpar_error, top_level_argv, |
| 4743 | "While parsing command-line arguments"); |
| 4744 | BT_CLI_LOGE_APPEND_CAUSE("%s", err_str->str); |
| 4745 | g_string_free(err_str, TRUE); |
| 4746 | goto error; |
| 4747 | } |
| 4748 | |
| 4749 | break; |
| 4750 | } |
| 4751 | default: |
| 4752 | break; |
| 4753 | } |
| 4754 | |
| 4755 | if (status == ARGPAR_ITER_NEXT_STATUS_END) { |
| 4756 | break; |
| 4757 | } |
| 4758 | |
| 4759 | if (status == ARGPAR_ITER_NEXT_STATUS_ERROR) { |
| 4760 | BT_ASSERT(argpar_error_type(argpar_error) == |
| 4761 | ARGPAR_ERROR_TYPE_UNKNOWN_OPT); |
| 4762 | /* |
| 4763 | * Unknown option, assume this is implicitly the |
| 4764 | * convert command, stop processing arguments. |
| 4765 | */ |
| 4766 | break; |
| 4767 | } |
| 4768 | |
| 4769 | if (argpar_item_type(argpar_item) == ARGPAR_ITEM_TYPE_OPT) { |
| 4770 | const struct argpar_opt_descr *opt_descr = |
| 4771 | argpar_item_opt_descr(argpar_item); |
| 4772 | const char *arg = argpar_item_opt_arg(argpar_item); |
| 4773 | |
| 4774 | switch (opt_descr->id) { |
| 4775 | case OPT_DEBUG: |
| 4776 | default_log_level = |
| 4777 | logging_level_min(default_log_level, BT_LOG_TRACE); |
| 4778 | break; |
| 4779 | case OPT_VERBOSE: |
| 4780 | default_log_level = |
| 4781 | logging_level_min(default_log_level, BT_LOG_INFO); |
| 4782 | break; |
| 4783 | case OPT_LOG_LEVEL: |
| 4784 | { |
| 4785 | int level = bt_log_get_level_from_string(arg); |
| 4786 | |
| 4787 | if (level < 0) { |
| 4788 | BT_CLI_LOGE_APPEND_CAUSE( |
| 4789 | "Invalid argument for --log-level option:\n %s", |
| 4790 | arg); |
| 4791 | goto error; |
| 4792 | } |
| 4793 | |
| 4794 | default_log_level = |
| 4795 | logging_level_min(default_log_level, level); |
| 4796 | break; |
| 4797 | } |
| 4798 | case OPT_PLUGIN_PATH: |
| 4799 | if (bt_config_append_plugin_paths_check_setuid_setgid( |
| 4800 | plugin_paths, arg)) { |
| 4801 | goto error; |
| 4802 | } |
| 4803 | break; |
| 4804 | case OPT_OMIT_SYSTEM_PLUGIN_PATH: |
| 4805 | omit_system_plugin_path = true; |
| 4806 | break; |
| 4807 | case OPT_OMIT_HOME_PLUGIN_PATH: |
| 4808 | omit_home_plugin_path = true; |
| 4809 | break; |
| 4810 | case OPT_VERSION: |
| 4811 | print_version(); |
| 4812 | goto end; |
| 4813 | case OPT_HELP: |
| 4814 | print_gen_usage(stdout); |
| 4815 | goto end; |
| 4816 | default: |
| 4817 | bt_common_abort(); |
| 4818 | } |
| 4819 | } else { |
| 4820 | const char *arg = argpar_item_non_opt_arg(argpar_item); |
| 4821 | unsigned int orig_index = argpar_item_non_opt_orig_index(argpar_item); |
| 4822 | |
| 4823 | /* |
| 4824 | * First unknown argument: is it a known command |
| 4825 | * name? |
| 4826 | */ |
| 4827 | command_argc = top_level_argc - orig_index - 1; |
| 4828 | command_argv = &top_level_argv[orig_index + 1]; |
| 4829 | |
| 4830 | if (strcmp(arg, "convert") == 0) { |
| 4831 | command_type = COMMAND_TYPE_CONVERT; |
| 4832 | command_name = "convert"; |
| 4833 | } else if (strcmp(arg, "list-plugins") == 0) { |
| 4834 | command_type = COMMAND_TYPE_LIST_PLUGINS; |
| 4835 | command_name = "list-plugins"; |
| 4836 | } else if (strcmp(arg, "help") == 0) { |
| 4837 | command_type = COMMAND_TYPE_HELP; |
| 4838 | command_name = "help"; |
| 4839 | } else if (strcmp(arg, "query") == 0) { |
| 4840 | command_type = COMMAND_TYPE_QUERY; |
| 4841 | command_name = "query"; |
| 4842 | } else if (strcmp(arg, "run") == 0) { |
| 4843 | command_type = COMMAND_TYPE_RUN; |
| 4844 | command_name = "run"; |
| 4845 | } else { |
| 4846 | /* |
| 4847 | * Non-option argument, but not a known |
| 4848 | * command name: assume the default |
| 4849 | * `convert` command. |
| 4850 | */ |
| 4851 | command_type = COMMAND_TYPE_CONVERT; |
| 4852 | command_name = "convert"; |
| 4853 | command_argc++; |
| 4854 | command_argv--; |
| 4855 | } |
| 4856 | |
| 4857 | /* Stop processing arguments. */ |
| 4858 | break; |
| 4859 | } |
| 4860 | } |
| 4861 | |
| 4862 | if (command_type == COMMAND_TYPE_NONE) { |
| 4863 | unsigned int ingested_orig_args = argpar_iter_ingested_orig_args(argpar_iter); |
| 4864 | |
| 4865 | if (ingested_orig_args == top_level_argc) { |
| 4866 | /* |
| 4867 | * We only got non-help, non-version general options |
| 4868 | * like --verbose and --debug, without any other |
| 4869 | * arguments, so we can't do anything useful: print the |
| 4870 | * usage and quit. |
| 4871 | */ |
| 4872 | print_gen_usage(stdout); |
| 4873 | goto end; |
| 4874 | } |
| 4875 | |
| 4876 | /* |
| 4877 | * We stopped on an unknown option argument (and therefore |
| 4878 | * didn't see a command name). Assume `convert` command. |
| 4879 | */ |
| 4880 | command_type = COMMAND_TYPE_CONVERT; |
| 4881 | command_name = "convert"; |
| 4882 | command_argc = top_level_argc - ingested_orig_args; |
| 4883 | command_argv = &top_level_argv[ingested_orig_args]; |
| 4884 | } |
| 4885 | |
| 4886 | BT_ASSERT(command_argv); |
| 4887 | BT_ASSERT(command_argc >= 0); |
| 4888 | |
| 4889 | /* |
| 4890 | * For all commands other than `convert`, we now know the log level to |
| 4891 | * use, so we can apply it with `set_auto_log_levels`. |
| 4892 | * |
| 4893 | * The convert command has `--debug` and `--verbose` arguments that are |
| 4894 | * equivalent to the top-level arguments of the same name. So after it |
| 4895 | * has parsed its arguments, `bt_config_convert_from_args` calls |
| 4896 | * `set_auto_log_levels` itself. |
| 4897 | */ |
| 4898 | if (command_type != COMMAND_TYPE_CONVERT) { |
| 4899 | set_auto_log_levels(&default_log_level); |
| 4900 | } |
| 4901 | |
| 4902 | /* |
| 4903 | * At this point, `plugin_paths` contains the initial plugin |
| 4904 | * paths, the paths from the `BABELTRACE_PLUGIN_PATH` paths, and |
| 4905 | * the paths from the `--plugin-path` option. |
| 4906 | * |
| 4907 | * Now append the user and system plugin paths. |
| 4908 | */ |
| 4909 | if (append_home_and_system_plugin_paths(plugin_paths, |
| 4910 | omit_system_plugin_path, omit_home_plugin_path)) { |
| 4911 | goto error; |
| 4912 | } |
| 4913 | |
| 4914 | switch (command_type) { |
| 4915 | case COMMAND_TYPE_RUN: |
| 4916 | config = bt_config_run_from_args(command_argc, command_argv, |
| 4917 | retcode, plugin_paths, |
| 4918 | default_log_level); |
| 4919 | break; |
| 4920 | case COMMAND_TYPE_CONVERT: |
| 4921 | config = bt_config_convert_from_args(command_argc, command_argv, |
| 4922 | retcode, plugin_paths, &default_log_level, interrupter); |
| 4923 | break; |
| 4924 | case COMMAND_TYPE_LIST_PLUGINS: |
| 4925 | config = bt_config_list_plugins_from_args(command_argc, |
| 4926 | command_argv, retcode, plugin_paths); |
| 4927 | break; |
| 4928 | case COMMAND_TYPE_HELP: |
| 4929 | config = bt_config_help_from_args(command_argc, |
| 4930 | command_argv, retcode, plugin_paths, |
| 4931 | default_log_level); |
| 4932 | break; |
| 4933 | case COMMAND_TYPE_QUERY: |
| 4934 | config = bt_config_query_from_args(command_argc, |
| 4935 | command_argv, retcode, plugin_paths, |
| 4936 | default_log_level); |
| 4937 | break; |
| 4938 | default: |
| 4939 | bt_common_abort(); |
| 4940 | } |
| 4941 | |
| 4942 | if (config) { |
| 4943 | BT_ASSERT(default_log_level >= BT_LOG_TRACE); |
| 4944 | config->log_level = default_log_level; |
| 4945 | config->command_name = command_name; |
| 4946 | } |
| 4947 | |
| 4948 | goto end; |
| 4949 | |
| 4950 | error: |
| 4951 | *retcode = 1; |
| 4952 | |
| 4953 | end: |
| 4954 | argpar_error_destroy(argpar_error); |
| 4955 | argpar_item_destroy(argpar_item); |
| 4956 | argpar_iter_destroy(argpar_iter); |
| 4957 | bt_value_put_ref(plugin_paths); |
| 4958 | return config; |
| 4959 | } |