4 * Babeltrace Trace Converter
6 * Copyright 2010-2011 EfficiOS Inc. and Linux Foundation
8 * Author: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
10 * Permission is hereby granted, free of charge, to any person obtaining a copy
11 * of this software and associated documentation files (the "Software"), to deal
12 * in the Software without restriction, including without limitation the rights
13 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
14 * copies of the Software, and to permit persons to whom the Software is
15 * furnished to do so, subject to the following conditions:
17 * The above copyright notice and this permission notice shall be included in
18 * all copies or substantial portions of the Software.
20 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
21 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
22 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
23 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
24 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
25 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
29 #include <babeltrace/babeltrace.h>
30 #include <babeltrace/plugin/plugin.h>
31 #include <babeltrace/common-internal.h>
32 #include <babeltrace/graph/component.h>
33 #include <babeltrace/graph/component-source.h>
34 #include <babeltrace/graph/component-sink.h>
35 #include <babeltrace/graph/component-filter.h>
36 #include <babeltrace/graph/component-class.h>
37 #include <babeltrace/graph/port.h>
38 #include <babeltrace/graph/graph.h>
39 #include <babeltrace/graph/connection.h>
40 #include <babeltrace/graph/notification-iterator.h>
41 #include <babeltrace/ref.h>
42 #include <babeltrace/values.h>
43 #include <babeltrace/logging.h>
53 #include "babeltrace-cfg.h"
54 #include "babeltrace-cfg-cli-args.h"
55 #include "babeltrace-cfg-cli-args-default.h"
57 #define BT_LOG_TAG "CLI"
60 #define ENV_BABELTRACE_WARN_COMMAND_NAME_DIRECTORY_CLASH "BABELTRACE_CLI_WARN_COMMAND_NAME_DIRECTORY_CLASH"
62 /* Application's processing graph (weak) */
63 static struct bt_graph
*the_graph
;
64 static bool canceled
= false;
66 GPtrArray
*loaded_plugins
;
69 int bt_cli_log_level
= BT_LOG_NONE
;
72 void sigint_handler(int signum
)
74 if (signum
!= SIGINT
) {
79 bt_graph_cancel(the_graph
);
86 void init_static_data(void)
88 loaded_plugins
= g_ptr_array_new_with_free_func(bt_put
);
92 void fini_static_data(void)
94 g_ptr_array_free(loaded_plugins
, TRUE
);
98 struct bt_plugin
*find_plugin(const char *name
)
101 struct bt_plugin
*plugin
= NULL
;
104 BT_LOGD("Finding plugin: name=\"%s\"", name
);
106 for (i
= 0; i
< loaded_plugins
->len
; i
++) {
107 plugin
= g_ptr_array_index(loaded_plugins
, i
);
109 if (strcmp(name
, bt_plugin_get_name(plugin
)) == 0) {
116 if (BT_LOG_ON_DEBUG
) {
118 BT_LOGD("Found plugin: plugin-addr=%p", plugin
);
120 BT_LOGD("Cannot find plugin.");
124 return bt_get(plugin
);
128 struct bt_component_class
*find_component_class(const char *plugin_name
,
129 const char *comp_class_name
,
130 enum bt_component_class_type comp_class_type
)
132 struct bt_component_class
*comp_class
= NULL
;
133 struct bt_plugin
*plugin
;
135 BT_LOGD("Finding component class: plugin-name=\"%s\", "
136 "comp-cls-name=\"%s\", comp-cls-type=%d",
137 plugin_name
, comp_class_name
, comp_class_type
);
139 plugin
= find_plugin(plugin_name
);
145 comp_class
= bt_plugin_get_component_class_by_name_and_type(plugin
,
146 comp_class_name
, comp_class_type
);
150 if (BT_LOG_ON_DEBUG
) {
152 BT_LOGD("Found component class: comp-cls-addr=%p",
155 BT_LOGD("Cannot find component class.");
163 void print_indent(FILE *fp
, size_t indent
)
167 for (i
= 0; i
< indent
; i
++) {
173 const char *component_type_str(enum bt_component_class_type type
)
176 case BT_COMPONENT_CLASS_TYPE_SOURCE
:
178 case BT_COMPONENT_CLASS_TYPE_SINK
:
180 case BT_COMPONENT_CLASS_TYPE_FILTER
:
182 case BT_COMPONENT_CLASS_TYPE_UNKNOWN
:
189 void print_plugin_comp_cls_opt(FILE *fh
, const char *plugin_name
,
190 const char *comp_cls_name
, enum bt_component_class_type type
)
192 GString
*shell_plugin_name
= NULL
;
193 GString
*shell_comp_cls_name
= NULL
;
195 shell_plugin_name
= bt_common_shell_quote(plugin_name
, false);
196 if (!shell_plugin_name
) {
200 shell_comp_cls_name
= bt_common_shell_quote(comp_cls_name
, false);
201 if (!shell_comp_cls_name
) {
205 fprintf(fh
, "%s%s--%s%s %s'%s%s%s%s.%s%s%s'",
206 bt_common_color_bold(),
207 bt_common_color_fg_cyan(),
208 component_type_str(type
),
209 bt_common_color_reset(),
210 bt_common_color_fg_default(),
211 bt_common_color_bold(),
212 bt_common_color_fg_blue(),
213 shell_plugin_name
->str
,
214 bt_common_color_fg_default(),
215 bt_common_color_fg_yellow(),
216 shell_comp_cls_name
->str
,
217 bt_common_color_reset());
220 if (shell_plugin_name
) {
221 g_string_free(shell_plugin_name
, TRUE
);
224 if (shell_comp_cls_name
) {
225 g_string_free(shell_comp_cls_name
, TRUE
);
230 void print_value(FILE *, struct bt_value
*, size_t);
233 void print_value_rec(FILE *, struct bt_value
*, size_t);
235 struct print_map_value_data
{
241 bt_bool
print_map_value(const char *key
, struct bt_value
*object
, void *data
)
243 struct print_map_value_data
*print_map_value_data
= data
;
245 print_indent(print_map_value_data
->fp
, print_map_value_data
->indent
);
246 fprintf(print_map_value_data
->fp
, "%s: ", key
);
248 if (bt_value_is_array(object
) &&
249 bt_value_array_is_empty(object
)) {
250 fprintf(print_map_value_data
->fp
, "[ ]\n");
254 if (bt_value_is_map(object
) &&
255 bt_value_map_is_empty(object
)) {
256 fprintf(print_map_value_data
->fp
, "{ }\n");
260 if (bt_value_is_array(object
) ||
261 bt_value_is_map(object
)) {
262 fprintf(print_map_value_data
->fp
, "\n");
265 print_value_rec(print_map_value_data
->fp
, object
,
266 print_map_value_data
->indent
+ 2);
271 void print_value_rec(FILE *fp
, struct bt_value
*value
, size_t indent
)
284 switch (bt_value_get_type(value
)) {
285 case BT_VALUE_TYPE_NULL
:
286 fprintf(fp
, "%snull%s\n", bt_common_color_bold(),
287 bt_common_color_reset());
289 case BT_VALUE_TYPE_BOOL
:
290 bt_value_bool_get(value
, &bool_val
);
291 fprintf(fp
, "%s%s%s%s\n", bt_common_color_bold(),
292 bt_common_color_fg_cyan(), bool_val
? "yes" : "no",
293 bt_common_color_reset());
295 case BT_VALUE_TYPE_INTEGER
:
296 bt_value_integer_get(value
, &int_val
);
297 fprintf(fp
, "%s%s%" PRId64
"%s\n", bt_common_color_bold(),
298 bt_common_color_fg_red(), int_val
,
299 bt_common_color_reset());
301 case BT_VALUE_TYPE_FLOAT
:
302 bt_value_float_get(value
, &dbl_val
);
303 fprintf(fp
, "%s%s%lf%s\n", bt_common_color_bold(),
304 bt_common_color_fg_red(), dbl_val
,
305 bt_common_color_reset());
307 case BT_VALUE_TYPE_STRING
:
308 bt_value_string_get(value
, &str_val
);
309 fprintf(fp
, "%s%s%s%s\n", bt_common_color_bold(),
310 bt_common_color_fg_green(), str_val
,
311 bt_common_color_reset());
313 case BT_VALUE_TYPE_ARRAY
:
314 size
= bt_value_array_size(value
);
318 print_indent(fp
, indent
);
319 fprintf(fp
, "[ ]\n");
323 for (i
= 0; i
< size
; i
++) {
324 struct bt_value
*element
=
325 bt_value_array_get(value
, i
);
328 print_indent(fp
, indent
);
331 if (bt_value_is_array(element
) &&
332 bt_value_array_is_empty(element
)) {
333 fprintf(fp
, "[ ]\n");
337 if (bt_value_is_map(element
) &&
338 bt_value_map_is_empty(element
)) {
339 fprintf(fp
, "{ }\n");
343 if (bt_value_is_array(element
) ||
344 bt_value_is_map(element
)) {
348 print_value_rec(fp
, element
, indent
+ 2);
352 case BT_VALUE_TYPE_MAP
:
354 struct print_map_value_data data
= {
359 if (bt_value_map_is_empty(value
)) {
360 print_indent(fp
, indent
);
361 fprintf(fp
, "{ }\n");
365 bt_value_map_foreach(value
, print_map_value
, &data
);
374 void print_value(FILE *fp
, struct bt_value
*value
, size_t indent
)
376 if (!bt_value_is_array(value
) && !bt_value_is_map(value
)) {
377 print_indent(fp
, indent
);
380 print_value_rec(fp
, value
, indent
);
384 void print_bt_config_component(struct bt_config_component
*bt_config_component
)
386 fprintf(stderr
, " ");
387 print_plugin_comp_cls_opt(stderr
, bt_config_component
->plugin_name
->str
,
388 bt_config_component
->comp_cls_name
->str
,
389 bt_config_component
->type
);
390 fprintf(stderr
, ":\n");
392 if (bt_config_component
->instance_name
->len
> 0) {
393 fprintf(stderr
, " Name: %s\n",
394 bt_config_component
->instance_name
->str
);
397 fprintf(stderr
, " Parameters:\n");
398 print_value(stderr
, bt_config_component
->params
, 8);
402 void print_bt_config_components(GPtrArray
*array
)
406 for (i
= 0; i
< array
->len
; i
++) {
407 struct bt_config_component
*cfg_component
=
408 bt_config_get_component(array
, i
);
409 print_bt_config_component(cfg_component
);
410 BT_PUT(cfg_component
);
415 void print_plugin_paths(struct bt_value
*plugin_paths
)
417 fprintf(stderr
, " Plugin paths:\n");
418 print_value(stderr
, plugin_paths
, 4);
422 void print_cfg_run(struct bt_config
*cfg
)
426 print_plugin_paths(cfg
->plugin_paths
);
427 fprintf(stderr
, " Source component instances:\n");
428 print_bt_config_components(cfg
->cmd_data
.run
.sources
);
430 if (cfg
->cmd_data
.run
.filters
->len
> 0) {
431 fprintf(stderr
, " Filter component instances:\n");
432 print_bt_config_components(cfg
->cmd_data
.run
.filters
);
435 fprintf(stderr
, " Sink component instances:\n");
436 print_bt_config_components(cfg
->cmd_data
.run
.sinks
);
437 fprintf(stderr
, " Connections:\n");
439 for (i
= 0; i
< cfg
->cmd_data
.run
.connections
->len
; i
++) {
440 struct bt_config_connection
*cfg_connection
=
441 g_ptr_array_index(cfg
->cmd_data
.run
.connections
,
444 fprintf(stderr
, " %s%s%s -> %s%s%s\n",
445 cfg_connection
->upstream_comp_name
->str
,
446 cfg_connection
->upstream_port_glob
->len
> 0 ? "." : "",
447 cfg_connection
->upstream_port_glob
->str
,
448 cfg_connection
->downstream_comp_name
->str
,
449 cfg_connection
->downstream_port_glob
->len
> 0 ? "." : "",
450 cfg_connection
->downstream_port_glob
->str
);
455 void print_cfg_list_plugins(struct bt_config
*cfg
)
457 print_plugin_paths(cfg
->plugin_paths
);
461 void print_cfg_help(struct bt_config
*cfg
)
463 print_plugin_paths(cfg
->plugin_paths
);
467 void print_cfg_print_ctf_metadata(struct bt_config
*cfg
)
469 print_plugin_paths(cfg
->plugin_paths
);
470 fprintf(stderr
, " Path: %s\n",
471 cfg
->cmd_data
.print_ctf_metadata
.path
->str
);
475 void print_cfg_print_lttng_live_sessions(struct bt_config
*cfg
)
477 print_plugin_paths(cfg
->plugin_paths
);
478 fprintf(stderr
, " URL: %s\n",
479 cfg
->cmd_data
.print_lttng_live_sessions
.url
->str
);
483 void print_cfg_query(struct bt_config
*cfg
)
485 print_plugin_paths(cfg
->plugin_paths
);
486 fprintf(stderr
, " Object: `%s`\n", cfg
->cmd_data
.query
.object
->str
);
487 fprintf(stderr
, " Component class:\n");
488 print_bt_config_component(cfg
->cmd_data
.query
.cfg_component
);
492 void print_cfg(struct bt_config
*cfg
)
494 if (!BT_LOG_ON_INFO
) {
498 BT_LOGI_STR("Configuration:");
499 fprintf(stderr
, " Debug mode: %s\n", cfg
->debug
? "yes" : "no");
500 fprintf(stderr
, " Verbose mode: %s\n", cfg
->verbose
? "yes" : "no");
502 switch (cfg
->command
) {
503 case BT_CONFIG_COMMAND_RUN
:
506 case BT_CONFIG_COMMAND_LIST_PLUGINS
:
507 print_cfg_list_plugins(cfg
);
509 case BT_CONFIG_COMMAND_HELP
:
512 case BT_CONFIG_COMMAND_QUERY
:
513 print_cfg_query(cfg
);
515 case BT_CONFIG_COMMAND_PRINT_CTF_METADATA
:
516 print_cfg_print_ctf_metadata(cfg
);
518 case BT_CONFIG_COMMAND_PRINT_LTTNG_LIVE_SESSIONS
:
519 print_cfg_print_lttng_live_sessions(cfg
);
527 void add_to_loaded_plugins(struct bt_plugin_set
*plugin_set
)
532 count
= bt_plugin_set_get_plugin_count(plugin_set
);
535 for (i
= 0; i
< count
; i
++) {
536 struct bt_plugin
*plugin
=
537 bt_plugin_set_get_plugin(plugin_set
, i
);
538 struct bt_plugin
*loaded_plugin
=
539 find_plugin(bt_plugin_get_name(plugin
));
544 BT_LOGI("Not using plugin: another one already exists with the same name: "
545 "plugin-name=\"%s\", plugin-path=\"%s\", "
546 "existing-plugin-path=\"%s\"",
547 bt_plugin_get_name(plugin
),
548 bt_plugin_get_path(plugin
),
549 bt_plugin_get_path(loaded_plugin
));
550 bt_put(loaded_plugin
);
552 /* Add to global array. */
553 BT_LOGD("Adding plugin to loaded plugins: plugin-path=\"%s\"",
554 bt_plugin_get_name(plugin
));
555 g_ptr_array_add(loaded_plugins
, bt_get(plugin
));
563 int load_dynamic_plugins(struct bt_value
*plugin_paths
)
565 int nr_paths
, i
, ret
= 0;
567 nr_paths
= bt_value_array_size(plugin_paths
);
569 BT_LOGE_STR("Cannot load dynamic plugins: no plugin path.");
574 BT_LOGI("Loading dynamic plugins.");
576 for (i
= 0; i
< nr_paths
; i
++) {
577 struct bt_value
*plugin_path_value
= NULL
;
578 const char *plugin_path
;
579 struct bt_plugin_set
*plugin_set
;
581 plugin_path_value
= bt_value_array_get(plugin_paths
, i
);
582 bt_value_string_get(plugin_path_value
, &plugin_path
);
584 plugin_set
= bt_plugin_create_all_from_dir(plugin_path
, false);
586 BT_LOGD("Unable to load dynamic plugins: path=\"%s\"",
588 BT_PUT(plugin_path_value
);
592 add_to_loaded_plugins(plugin_set
);
594 BT_PUT(plugin_path_value
);
601 int load_static_plugins(void)
604 struct bt_plugin_set
*plugin_set
;
606 BT_LOGI("Loading static plugins.");
607 plugin_set
= bt_plugin_create_all_from_static();
609 BT_LOGE("Unable to load static plugins.");
614 add_to_loaded_plugins(plugin_set
);
621 int load_all_plugins(struct bt_value
*plugin_paths
)
625 if (load_dynamic_plugins(plugin_paths
)) {
630 if (load_static_plugins()) {
635 BT_LOGI("Loaded all plugins: count=%u", loaded_plugins
->len
);
642 void print_plugin_info(struct bt_plugin
*plugin
)
644 unsigned int major
, minor
, patch
;
646 enum bt_plugin_status version_status
;
647 const char *plugin_name
;
651 const char *plugin_description
;
653 plugin_name
= bt_plugin_get_name(plugin
);
654 path
= bt_plugin_get_path(plugin
);
655 author
= bt_plugin_get_author(plugin
);
656 license
= bt_plugin_get_license(plugin
);
657 plugin_description
= bt_plugin_get_description(plugin
);
658 version_status
= bt_plugin_get_version(plugin
, &major
, &minor
,
660 printf("%s%s%s%s:\n", bt_common_color_bold(),
661 bt_common_color_fg_blue(), plugin_name
,
662 bt_common_color_reset());
663 printf(" %sPath%s: %s\n", bt_common_color_bold(),
664 bt_common_color_reset(), path
? path
: "(None)");
666 if (version_status
== BT_PLUGIN_STATUS_OK
) {
667 printf(" %sVersion%s: %u.%u.%u",
668 bt_common_color_bold(), bt_common_color_reset(),
669 major
, minor
, patch
);
678 printf(" %sDescription%s: %s\n", bt_common_color_bold(),
679 bt_common_color_reset(),
680 plugin_description
? plugin_description
: "(None)");
681 printf(" %sAuthor%s: %s\n", bt_common_color_bold(),
682 bt_common_color_reset(), author
? author
: "(Unknown)");
683 printf(" %sLicense%s: %s\n", bt_common_color_bold(),
684 bt_common_color_reset(),
685 license
? license
: "(Unknown)");
689 int cmd_query(struct bt_config
*cfg
)
692 struct bt_component_class
*comp_cls
= NULL
;
693 struct bt_value
*results
= NULL
;
695 ret
= load_all_plugins(cfg
->plugin_paths
);
700 comp_cls
= find_component_class(cfg
->cmd_data
.query
.cfg_component
->plugin_name
->str
,
701 cfg
->cmd_data
.query
.cfg_component
->comp_cls_name
->str
,
702 cfg
->cmd_data
.query
.cfg_component
->type
);
704 BT_LOGE("Cannot find component class: plugin-name=\"%s\", "
705 "comp-cls-name=\"%s\", comp-cls-type=%d",
706 cfg
->cmd_data
.query
.cfg_component
->plugin_name
->str
,
707 cfg
->cmd_data
.query
.cfg_component
->comp_cls_name
->str
,
708 cfg
->cmd_data
.query
.cfg_component
->type
);
709 fprintf(stderr
, "%s%sCannot find component class %s",
710 bt_common_color_bold(),
711 bt_common_color_fg_red(),
712 bt_common_color_reset());
713 print_plugin_comp_cls_opt(stderr
,
714 cfg
->cmd_data
.query
.cfg_component
->plugin_name
->str
,
715 cfg
->cmd_data
.query
.cfg_component
->comp_cls_name
->str
,
716 cfg
->cmd_data
.query
.cfg_component
->type
);
717 fprintf(stderr
, "\n");
722 results
= bt_component_class_query(comp_cls
,
723 cfg
->cmd_data
.query
.object
->str
,
724 cfg
->cmd_data
.query
.cfg_component
->params
);
726 BT_LOGE("Failed to query component class: plugin-name=\"%s\", "
727 "comp-cls-name=\"%s\", comp-cls-type=%d "
729 cfg
->cmd_data
.query
.cfg_component
->plugin_name
->str
,
730 cfg
->cmd_data
.query
.cfg_component
->comp_cls_name
->str
,
731 cfg
->cmd_data
.query
.cfg_component
->type
,
732 cfg
->cmd_data
.query
.object
->str
);
733 fprintf(stderr
, "%s%sFailed to query info to %s",
734 bt_common_color_bold(),
735 bt_common_color_fg_red(),
736 bt_common_color_reset());
737 print_plugin_comp_cls_opt(stderr
,
738 cfg
->cmd_data
.query
.cfg_component
->plugin_name
->str
,
739 cfg
->cmd_data
.query
.cfg_component
->comp_cls_name
->str
,
740 cfg
->cmd_data
.query
.cfg_component
->type
);
741 fprintf(stderr
, "%s%s with object `%s`%s\n",
742 bt_common_color_bold(),
743 bt_common_color_fg_red(),
744 cfg
->cmd_data
.query
.object
->str
,
745 bt_common_color_reset());
750 print_value(stdout
, results
, 0);
759 int cmd_help(struct bt_config
*cfg
)
762 struct bt_plugin
*plugin
= NULL
;
765 ret
= load_all_plugins(cfg
->plugin_paths
);
770 plugin
= find_plugin(cfg
->cmd_data
.help
.cfg_component
->plugin_name
->str
);
772 BT_LOGE("Cannot find plugin: plugin-name=\"%s\"",
773 cfg
->cmd_data
.help
.cfg_component
->plugin_name
->str
);
774 fprintf(stderr
, "%s%sCannot find plugin %s%s%s\n",
775 bt_common_color_bold(), bt_common_color_fg_red(),
776 bt_common_color_fg_blue(),
777 cfg
->cmd_data
.help
.cfg_component
->plugin_name
->str
,
778 bt_common_color_reset());
783 print_plugin_info(plugin
);
784 printf(" %sComponent classes%s: %d\n",
785 bt_common_color_bold(),
786 bt_common_color_reset(),
787 (int) bt_plugin_get_component_class_count(plugin
));
790 if (cfg
->cmd_data
.help
.cfg_component
->type
!=
791 BT_COMPONENT_CLASS_TYPE_UNKNOWN
) {
792 struct bt_component_class
*needed_comp_cls
=
793 find_component_class(
794 cfg
->cmd_data
.help
.cfg_component
->plugin_name
->str
,
795 cfg
->cmd_data
.help
.cfg_component
->comp_cls_name
->str
,
796 cfg
->cmd_data
.help
.cfg_component
->type
);
798 if (!needed_comp_cls
) {
799 BT_LOGE("Cannot find component class: plugin-name=\"%s\", "
800 "comp-cls-name=\"%s\", comp-cls-type=%d",
801 cfg
->cmd_data
.help
.cfg_component
->plugin_name
->str
,
802 cfg
->cmd_data
.help
.cfg_component
->comp_cls_name
->str
,
803 cfg
->cmd_data
.help
.cfg_component
->type
);
804 fprintf(stderr
, "\n%s%sCannot find component class %s",
805 bt_common_color_bold(),
806 bt_common_color_fg_red(),
807 bt_common_color_reset());
808 print_plugin_comp_cls_opt(stderr
,
809 cfg
->cmd_data
.help
.cfg_component
->plugin_name
->str
,
810 cfg
->cmd_data
.help
.cfg_component
->comp_cls_name
->str
,
811 cfg
->cmd_data
.help
.cfg_component
->type
);
812 fprintf(stderr
, "\n");
817 bt_put(needed_comp_cls
);
820 for (i
= 0; i
< bt_plugin_get_component_class_count(plugin
); i
++) {
821 struct bt_component_class
*comp_cls
=
822 bt_plugin_get_component_class_by_index(plugin
, i
);
823 const char *comp_class_name
=
824 bt_component_class_get_name(comp_cls
);
825 const char *comp_class_description
=
826 bt_component_class_get_description(comp_cls
);
827 const char *comp_class_help
=
828 bt_component_class_get_help(comp_cls
);
829 enum bt_component_class_type type
=
830 bt_component_class_get_type(comp_cls
);
834 if (cfg
->cmd_data
.help
.cfg_component
->type
!=
835 BT_COMPONENT_CLASS_TYPE_UNKNOWN
) {
836 if (strcmp(cfg
->cmd_data
.help
.cfg_component
->comp_cls_name
->str
,
837 comp_class_name
) != 0 &&
839 cfg
->cmd_data
.help
.cfg_component
->type
) {
846 print_plugin_comp_cls_opt(stdout
,
847 cfg
->cmd_data
.help
.cfg_component
->plugin_name
->str
,
851 printf(" %sDescription%s: %s\n", bt_common_color_bold(),
852 bt_common_color_reset(),
853 comp_class_description
? comp_class_description
: "(None)");
855 if (comp_class_help
) {
856 printf("\n%s\n", comp_class_help
);
868 int cmd_list_plugins(struct bt_config
*cfg
)
871 int plugins_count
, component_classes_count
= 0, i
;
873 ret
= load_all_plugins(cfg
->plugin_paths
);
878 printf("From the following plugin paths:\n\n");
879 print_value(stdout
, cfg
->plugin_paths
, 2);
881 plugins_count
= loaded_plugins
->len
;
882 if (plugins_count
== 0) {
883 printf("No plugins found.\n");
887 for (i
= 0; i
< plugins_count
; i
++) {
888 struct bt_plugin
*plugin
= g_ptr_array_index(loaded_plugins
, i
);
890 component_classes_count
+= bt_plugin_get_component_class_count(plugin
);
893 printf("Found %s%d%s component classes in %s%d%s plugins.\n",
894 bt_common_color_bold(),
895 component_classes_count
,
896 bt_common_color_reset(),
897 bt_common_color_bold(),
899 bt_common_color_reset());
901 for (i
= 0; i
< plugins_count
; i
++) {
903 struct bt_plugin
*plugin
= g_ptr_array_index(loaded_plugins
, i
);
905 component_classes_count
=
906 bt_plugin_get_component_class_count(plugin
);
908 print_plugin_info(plugin
);
910 if (component_classes_count
== 0) {
911 printf(" %sComponent classes%s: (none)\n",
912 bt_common_color_bold(),
913 bt_common_color_reset());
915 printf(" %sComponent classes%s:\n",
916 bt_common_color_bold(),
917 bt_common_color_reset());
920 for (j
= 0; j
< component_classes_count
; j
++) {
921 struct bt_component_class
*comp_class
=
922 bt_plugin_get_component_class_by_index(
924 const char *comp_class_name
=
925 bt_component_class_get_name(comp_class
);
926 const char *comp_class_description
=
927 bt_component_class_get_description(comp_class
);
928 enum bt_component_class_type type
=
929 bt_component_class_get_type(comp_class
);
932 print_plugin_comp_cls_opt(stdout
,
933 bt_plugin_get_name(plugin
), comp_class_name
,
936 if (comp_class_description
) {
937 printf(": %s", comp_class_description
);
950 int cmd_print_lttng_live_sessions(struct bt_config
*cfg
)
957 int cmd_print_ctf_metadata(struct bt_config
*cfg
)
960 struct bt_component_class
*comp_cls
= NULL
;
961 struct bt_value
*results
= NULL
;
962 struct bt_value
*params
= NULL
;
963 struct bt_value
*metadata_text_value
= NULL
;
964 const char *metadata_text
= NULL
;
965 static const char * const plugin_name
= "ctf";
966 static const char * const comp_cls_name
= "fs";
967 static const enum bt_component_class_type comp_cls_type
=
968 BT_COMPONENT_CLASS_TYPE_SOURCE
;
970 assert(cfg
->cmd_data
.print_ctf_metadata
.path
);
971 comp_cls
= find_component_class(plugin_name
, comp_cls_name
,
974 BT_LOGE("Cannot find component class: plugin-name=\"%s\", "
975 "comp-cls-name=\"%s\", comp-cls-type=%d",
976 plugin_name
, comp_cls_name
,
977 BT_COMPONENT_CLASS_TYPE_SOURCE
);
978 fprintf(stderr
, "%s%sCannot find component class %s",
979 bt_common_color_bold(),
980 bt_common_color_fg_red(),
981 bt_common_color_reset());
982 print_plugin_comp_cls_opt(stderr
, plugin_name
,
983 comp_cls_name
, comp_cls_type
);
984 fprintf(stderr
, "\n");
989 params
= bt_value_map_create();
995 ret
= bt_value_map_insert_string(params
, "path",
996 cfg
->cmd_data
.print_ctf_metadata
.path
->str
);
1002 results
= bt_component_class_query(comp_cls
, "metadata-info",
1006 BT_LOGE_STR("Failed to query for metadata info.");
1007 fprintf(stderr
, "%s%sFailed to request metadata info%s\n",
1008 bt_common_color_bold(),
1009 bt_common_color_fg_red(),
1010 bt_common_color_reset());
1014 metadata_text_value
= bt_value_map_get(results
, "text");
1015 if (!metadata_text_value
) {
1016 BT_LOGE_STR("Cannot find `text` string value in the resulting metadata info object.");
1021 ret
= bt_value_string_get(metadata_text_value
, &metadata_text
);
1023 printf("%s\n", metadata_text
);
1028 bt_put(metadata_text_value
);
1033 struct cmd_run_ctx
{
1035 GHashTable
*components
;
1038 struct bt_graph
*graph
;
1041 struct bt_config
*cfg
;
1047 int cmd_run_ctx_connect_upstream_port_to_downstream_component(
1048 struct cmd_run_ctx
*ctx
, struct bt_component
*upstream_comp
,
1049 struct bt_port
*upstream_port
,
1050 struct bt_config_connection
*cfg_conn
)
1053 GQuark downstreamp_comp_name_quark
;
1054 struct bt_component
*downstream_comp
;
1055 int64_t downstream_port_count
;
1057 int64_t (*port_count_fn
)(struct bt_component
*);
1058 struct bt_port
*(*port_by_index_fn
)(struct bt_component
*, uint64_t);
1061 BT_LOGI("Connecting upstream port to the next available downstream port: "
1062 "upstream-port-addr=%p, upstream-port-name=\"%s\", "
1063 "downstream-comp-name=\"%s\", conn-arg=\"%s\"",
1064 upstream_port
, bt_port_get_name(upstream_port
),
1065 cfg_conn
->downstream_comp_name
->str
,
1066 cfg_conn
->arg
->str
);
1067 downstreamp_comp_name_quark
= g_quark_from_string(
1068 cfg_conn
->downstream_comp_name
->str
);
1069 assert(downstreamp_comp_name_quark
> 0);
1070 downstream_comp
= g_hash_table_lookup(ctx
->components
,
1071 (gpointer
) (long) downstreamp_comp_name_quark
);
1072 if (!downstream_comp
) {
1073 BT_LOGE("Cannot find downstream component: comp-name=\"%s\", "
1074 "conn-arg=\"%s\"", cfg_conn
->downstream_comp_name
->str
,
1075 cfg_conn
->arg
->str
);
1076 fprintf(stderr
, "Cannot create connection: cannot find downstream component: %s\n",
1077 cfg_conn
->arg
->str
);
1081 if (bt_component_is_filter(downstream_comp
)) {
1082 port_count_fn
= bt_component_filter_get_input_port_count
;
1083 port_by_index_fn
= bt_component_filter_get_input_port_by_index
;
1084 } else if (bt_component_is_sink(downstream_comp
)) {
1085 port_count_fn
= bt_component_sink_get_input_port_count
;
1086 port_by_index_fn
= bt_component_sink_get_input_port_by_index
;
1089 * Should never happen because the connections are
1090 * validated before we get here.
1092 BT_LOGF("Invalid connection: downstream component is a source: "
1093 "conn-arg=\"%s\"", cfg_conn
->arg
->str
);
1097 downstream_port_count
= port_count_fn(downstream_comp
);
1098 assert(downstream_port_count
>= 0);
1100 for (i
= 0; i
< downstream_port_count
; i
++) {
1101 struct bt_port
*downstream_port
=
1102 port_by_index_fn(downstream_comp
, i
);
1103 const char *downstream_port_name
;
1105 assert(downstream_port
);
1107 /* Skip port if it's already connected */
1108 if (bt_port_is_connected(downstream_port
)) {
1109 bt_put(downstream_port
);
1110 BT_LOGD("Skipping downstream port: already connected: "
1111 "port-addr=%p, port-name=\"%s\"",
1113 bt_port_get_name(downstream_port
));
1117 downstream_port_name
= bt_port_get_name(downstream_port
);
1118 assert(downstream_port_name
);
1120 if (bt_common_star_glob_match(
1121 cfg_conn
->downstream_port_glob
->str
, -1ULL,
1122 downstream_port_name
, -1ULL)) {
1123 /* We have a winner! */
1124 conn
= bt_graph_connect_ports(ctx
->graph
,
1125 upstream_port
, downstream_port
);
1126 bt_put(downstream_port
);
1128 BT_LOGE("Cannot create connection: graph refuses to connect ports: "
1129 "upstream-comp-addr=%p, upstream-comp-name=\"%s\", "
1130 "upstream-port-addr=%p, upstream-port-name=\"%s\", "
1131 "downstream-comp-addr=%p, downstream-comp-name=\"%s\", "
1132 "downstream-port-addr=%p, downstream-port-name=\"%s\", "
1134 upstream_comp
, bt_component_get_name(upstream_comp
),
1135 upstream_port
, bt_port_get_name(upstream_port
),
1136 downstream_comp
, cfg_conn
->downstream_comp_name
->str
,
1137 downstream_port
, downstream_port_name
,
1138 cfg_conn
->arg
->str
);
1140 "Cannot create connection: graph refuses to connect ports (`%s` to `%s`): %s\n",
1141 bt_port_get_name(upstream_port
),
1142 downstream_port_name
,
1143 cfg_conn
->arg
->str
);
1147 BT_LOGI("Connected component ports: "
1148 "upstream-comp-addr=%p, upstream-comp-name=\"%s\", "
1149 "upstream-port-addr=%p, upstream-port-name=\"%s\", "
1150 "downstream-comp-addr=%p, downstream-comp-name=\"%s\", "
1151 "downstream-port-addr=%p, downstream-port-name=\"%s\", "
1153 upstream_comp
, bt_component_get_name(upstream_comp
),
1154 upstream_port
, bt_port_get_name(upstream_port
),
1155 downstream_comp
, cfg_conn
->downstream_comp_name
->str
,
1156 downstream_port
, downstream_port_name
,
1157 cfg_conn
->arg
->str
);
1162 bt_put(downstream_port
);
1166 BT_LOGE("Cannot create connection: cannot find a matching downstream port for upstream port: "
1167 "upstream-port-addr=%p, upstream-port-name=\"%s\", "
1168 "downstream-comp-name=\"%s\", conn-arg=\"%s\"",
1169 upstream_port
, bt_port_get_name(upstream_port
),
1170 cfg_conn
->downstream_comp_name
->str
,
1171 cfg_conn
->arg
->str
);
1173 "Cannot create connection: cannot find a matching downstream port for upstream port `%s`: %s\n",
1174 bt_port_get_name(upstream_port
), cfg_conn
->arg
->str
);
1189 int cmd_run_ctx_connect_upstream_port(struct cmd_run_ctx
*ctx
,
1190 struct bt_port
*upstream_port
)
1193 const char *upstream_port_name
;
1194 const char *upstream_comp_name
;
1195 struct bt_component
*upstream_comp
= NULL
;
1199 assert(upstream_port
);
1200 upstream_port_name
= bt_port_get_name(upstream_port
);
1201 assert(upstream_port_name
);
1202 upstream_comp
= bt_port_get_component(upstream_port
);
1203 if (!upstream_comp
) {
1204 BT_LOGW("Upstream port to connect is not part of a component: "
1205 "port-addr=%p, port-name=\"%s\"",
1206 upstream_port
, upstream_port_name
);
1211 upstream_comp_name
= bt_component_get_name(upstream_comp
);
1212 assert(upstream_comp_name
);
1213 BT_LOGI("Connecting upstream port: comp-addr=%p, comp-name=\"%s\", "
1214 "port-addr=%p, port-name=\"%s\"",
1215 upstream_comp
, upstream_comp_name
,
1216 upstream_port
, upstream_port_name
);
1218 for (i
= 0; i
< ctx
->cfg
->cmd_data
.run
.connections
->len
; i
++) {
1219 struct bt_config_connection
*cfg_conn
=
1221 ctx
->cfg
->cmd_data
.run
.connections
, i
);
1223 if (strcmp(cfg_conn
->upstream_comp_name
->str
,
1224 upstream_comp_name
) == 0) {
1225 if (bt_common_star_glob_match(
1226 cfg_conn
->upstream_port_glob
->str
,
1227 -1ULL, upstream_port_name
, -1ULL)) {
1228 ret
= cmd_run_ctx_connect_upstream_port_to_downstream_component(
1229 ctx
, upstream_comp
, upstream_port
,
1232 BT_LOGE("Cannot connect upstream port: "
1233 "port-addr=%p, port-name=\"%s\"",
1235 upstream_port_name
);
1237 "Cannot connect port `%s` of component `%s` to a downstream port: %s\n",
1240 cfg_conn
->arg
->str
);
1249 BT_LOGE("Cannot connect upstream port: port does not match any connection argument: "
1250 "port-addr=%p, port-name=\"%s\"", upstream_port
,
1251 upstream_port_name
);
1253 "Cannot create connection: upstream port `%s` does not match any connection\n",
1254 upstream_port_name
);
1260 bt_put(upstream_comp
);
1265 void graph_port_added_listener(struct bt_port
*port
, void *data
)
1267 struct bt_component
*comp
= NULL
;
1268 struct cmd_run_ctx
*ctx
= data
;
1270 BT_LOGI("Port added to a graph's component: port-addr=%p, port-name=\"%s\"",
1271 port
, bt_port_get_name(port
));
1273 if (bt_port_is_connected(port
)) {
1274 BT_LOGW_STR("Port is already connected.");
1278 comp
= bt_port_get_component(port
);
1280 BT_LOGW_STR("Port has no component.");
1284 if (!bt_port_is_output(port
)) {
1285 BT_LOGI_STR("Skipping input port.");
1289 if (cmd_run_ctx_connect_upstream_port(ctx
, port
)) {
1290 BT_LOGF_STR("Cannot connect upstream port.");
1291 fprintf(stderr
, "Added port could not be connected: aborting\n");
1301 void graph_port_removed_listener(struct bt_component
*component
,
1302 struct bt_port
*port
, void *data
)
1304 BT_LOGI("Port removed from a graph's component: comp-addr=%p, "
1305 "comp-name=\"%s\", port-addr=%p, port-name=\"%s\"",
1306 component
, bt_component_get_name(component
),
1307 port
, bt_port_get_name(port
));
1311 void graph_ports_connected_listener(struct bt_port
*upstream_port
,
1312 struct bt_port
*downstream_port
, void *data
)
1314 BT_LOGI("Graph's component ports connected: "
1315 "upstream-port-addr=%p, upstream-port-name=\"%s\", "
1316 "downstream-port-addr=%p, downstream-port-name=\"%s\"",
1317 upstream_port
, bt_port_get_name(upstream_port
),
1318 downstream_port
, bt_port_get_name(downstream_port
));
1322 void graph_ports_disconnected_listener(
1323 struct bt_component
*upstream_component
,
1324 struct bt_component
*downstream_component
,
1325 struct bt_port
*upstream_port
, struct bt_port
*downstream_port
,
1328 BT_LOGI("Graph's component ports disconnected: "
1329 "upstream-port-addr=%p, upstream-port-name=\"%s\", "
1330 "downstream-port-addr=%p, downstream-port-name=\"%s\"",
1331 upstream_port
, bt_port_get_name(upstream_port
),
1332 downstream_port
, bt_port_get_name(downstream_port
));
1336 void cmd_run_ctx_destroy(struct cmd_run_ctx
*ctx
)
1342 if (ctx
->components
) {
1343 g_hash_table_destroy(ctx
->components
);
1344 ctx
->components
= NULL
;
1353 int cmd_run_ctx_init(struct cmd_run_ctx
*ctx
, struct bt_config
*cfg
)
1358 ctx
->connect_ports
= false;
1359 ctx
->components
= g_hash_table_new_full(g_direct_hash
, g_direct_equal
,
1361 if (!ctx
->components
) {
1365 ctx
->graph
= bt_graph_create();
1370 the_graph
= ctx
->graph
;
1371 ret
= bt_graph_add_port_added_listener(ctx
->graph
,
1372 graph_port_added_listener
, ctx
);
1377 ret
= bt_graph_add_port_removed_listener(ctx
->graph
,
1378 graph_port_removed_listener
, ctx
);
1383 ret
= bt_graph_add_ports_connected_listener(ctx
->graph
,
1384 graph_ports_connected_listener
, ctx
);
1389 ret
= bt_graph_add_ports_disconnected_listener(ctx
->graph
,
1390 graph_ports_disconnected_listener
, ctx
);
1398 cmd_run_ctx_destroy(ctx
);
1406 int cmd_run_ctx_create_components_from_config_components(
1407 struct cmd_run_ctx
*ctx
, GPtrArray
*cfg_components
)
1410 struct bt_component_class
*comp_cls
= NULL
;
1411 struct bt_component
*comp
= NULL
;
1414 for (i
= 0; i
< cfg_components
->len
; i
++) {
1415 struct bt_config_component
*cfg_comp
=
1416 g_ptr_array_index(cfg_components
, i
);
1419 comp_cls
= find_component_class(cfg_comp
->plugin_name
->str
,
1420 cfg_comp
->comp_cls_name
->str
, cfg_comp
->type
);
1422 BT_LOGE("Cannot find component class: plugin-name=\"%s\", "
1423 "comp-cls-name=\"%s\", comp-cls-type=%d",
1424 cfg_comp
->plugin_name
->str
,
1425 cfg_comp
->comp_cls_name
->str
,
1427 fprintf(stderr
, "%s%sCannot find component class %s",
1428 bt_common_color_bold(),
1429 bt_common_color_fg_red(),
1430 bt_common_color_reset());
1431 print_plugin_comp_cls_opt(stderr
,
1432 cfg_comp
->plugin_name
->str
,
1433 cfg_comp
->comp_cls_name
->str
,
1435 fprintf(stderr
, "\n");
1439 comp
= bt_component_create(comp_cls
,
1440 cfg_comp
->instance_name
->str
, cfg_comp
->params
);
1442 BT_LOGE("Cannot create component: plugin-name=\"%s\", "
1443 "comp-cls-name=\"%s\", comp-cls-type=%d",
1445 cfg_comp
->plugin_name
->str
,
1446 cfg_comp
->comp_cls_name
->str
,
1447 cfg_comp
->type
, cfg_comp
->instance_name
->str
);
1448 fprintf(stderr
, "%s%sCannot create component `%s`%s\n",
1449 bt_common_color_bold(),
1450 bt_common_color_fg_red(),
1451 cfg_comp
->instance_name
->str
,
1452 bt_common_color_reset());
1456 BT_LOGI("Created and inserted component: comp-addr=%p, comp-name=\"%s\"",
1457 comp
, cfg_comp
->instance_name
->str
);
1458 quark
= g_quark_from_string(cfg_comp
->instance_name
->str
);
1460 g_hash_table_insert(ctx
->components
,
1461 (gpointer
) (long) quark
, comp
);
1478 int cmd_run_ctx_create_components(struct cmd_run_ctx
*ctx
)
1483 * Make sure that, during this phase, our graph's "port added"
1484 * listener does not connect ports while we are creating the
1485 * components because we have a special, initial phase for
1488 ctx
->connect_ports
= false;
1490 ret
= cmd_run_ctx_create_components_from_config_components(
1491 ctx
, ctx
->cfg
->cmd_data
.run
.sources
);
1497 ret
= cmd_run_ctx_create_components_from_config_components(
1498 ctx
, ctx
->cfg
->cmd_data
.run
.filters
);
1504 ret
= cmd_run_ctx_create_components_from_config_components(
1505 ctx
, ctx
->cfg
->cmd_data
.run
.sinks
);
1516 int cmd_run_ctx_connect_comp_ports(struct cmd_run_ctx
*ctx
,
1517 struct bt_component
*comp
,
1518 int64_t (*port_count_fn
)(struct bt_component
*),
1519 struct bt_port
*(*port_by_index_fn
)(struct bt_component
*, uint64_t))
1525 count
= port_count_fn(comp
);
1528 for (i
= 0; i
< count
; i
++) {
1529 struct bt_port
*upstream_port
= port_by_index_fn(comp
, i
);
1531 assert(upstream_port
);
1532 ret
= cmd_run_ctx_connect_upstream_port(ctx
, upstream_port
);
1533 bt_put(upstream_port
);
1544 int cmd_run_ctx_connect_ports(struct cmd_run_ctx
*ctx
)
1547 GHashTableIter iter
;
1548 gpointer g_name_quark
, g_comp
;
1550 ctx
->connect_ports
= true;
1551 g_hash_table_iter_init(&iter
, ctx
->components
);
1553 while (g_hash_table_iter_next(&iter
, &g_name_quark
, &g_comp
)) {
1554 if (bt_component_is_source(g_comp
)) {
1555 ret
= cmd_run_ctx_connect_comp_ports(ctx
,
1556 g_comp
, bt_component_source_get_output_port_count
,
1557 bt_component_source_get_output_port_by_index
);
1558 } else if (bt_component_is_filter(g_comp
)) {
1559 ret
= cmd_run_ctx_connect_comp_ports(ctx
,
1560 g_comp
, bt_component_filter_get_output_port_count
,
1561 bt_component_filter_get_output_port_by_index
);
1574 int cmd_run(struct bt_config
*cfg
)
1577 struct cmd_run_ctx ctx
= { 0 };
1579 ret
= load_all_plugins(cfg
->plugin_paths
);
1584 /* Initialize the command's context and the graph object */
1585 if (cmd_run_ctx_init(&ctx
, cfg
)) {
1586 BT_LOGE_STR("Cannot initialize the command's context.");
1587 fprintf(stderr
, "Cannot initialize the command's context\n");
1591 /* Create the requested component instances */
1592 if (cmd_run_ctx_create_components(&ctx
)) {
1593 BT_LOGE_STR("Cannot create components.");
1594 fprintf(stderr
, "Cannot create components\n");
1598 /* Connect the initially visible component ports */
1599 if (cmd_run_ctx_connect_ports(&ctx
)) {
1600 BT_LOGE_STR("Cannot connect initial component ports.");
1601 fprintf(stderr
, "Cannot connect initial component ports\n");
1609 BT_LOGI_STR("Running the graph.");
1613 enum bt_graph_status graph_status
= bt_graph_run(ctx
.graph
);
1615 switch (graph_status
) {
1616 case BT_GRAPH_STATUS_OK
:
1618 case BT_GRAPH_STATUS_CANCELED
:
1619 BT_LOGI("Graph was canceled by user: status=%d",
1622 case BT_GRAPH_STATUS_AGAIN
:
1623 if (bt_graph_is_canceled(ctx
.graph
)) {
1624 BT_LOGI("Graph was canceled by user: status=%d",
1629 if (cfg
->cmd_data
.run
.retry_duration_us
> 0) {
1630 BT_LOGV("Got BT_GRAPH_STATUS_AGAIN: sleeping: "
1632 cfg
->cmd_data
.run
.retry_duration_us
);
1634 if (usleep(cfg
->cmd_data
.run
.retry_duration_us
)) {
1635 // TODO: check EINTR and signal handler
1639 case BT_COMPONENT_STATUS_END
:
1642 BT_LOGE_STR("Graph failed to complete successfully");
1643 fprintf(stderr
, "Graph failed to complete successfully\n");
1656 cmd_run_ctx_destroy(&ctx
);
1661 void warn_command_name_and_directory_clash(struct bt_config
*cfg
)
1663 const char *env_clash
;
1665 if (!cfg
->command_name
) {
1669 env_clash
= getenv(ENV_BABELTRACE_WARN_COMMAND_NAME_DIRECTORY_CLASH
);
1670 if (env_clash
&& strcmp(env_clash
, "0") == 0) {
1674 if (g_file_test(cfg
->command_name
,
1675 G_FILE_TEST_EXISTS
| G_FILE_TEST_IS_DIR
)) {
1676 fprintf(stderr
, "\nNOTE: The `%s` command was executed. If you meant to convert a\n",
1678 fprintf(stderr
, "trace located in the local `%s` directory, please use:\n",
1680 fprintf(stderr
, "\n");
1681 fprintf(stderr
, " babeltrace convert %s [OPTIONS]\n",
1687 void init_log_level(void)
1689 enum bt_logging_level log_level
= BT_LOG_NONE
;
1690 const char *log_level_env
= getenv("BABELTRACE_CLI_LOG_LEVEL");
1692 if (!log_level_env
) {
1696 if (strcmp(log_level_env
, "VERBOSE") == 0) {
1697 log_level
= BT_LOGGING_LEVEL_VERBOSE
;
1698 } else if (strcmp(log_level_env
, "DEBUG") == 0) {
1699 log_level
= BT_LOGGING_LEVEL_DEBUG
;
1700 } else if (strcmp(log_level_env
, "INFO") == 0) {
1701 log_level
= BT_LOGGING_LEVEL_INFO
;
1702 } else if (strcmp(log_level_env
, "WARN") == 0) {
1703 log_level
= BT_LOGGING_LEVEL_WARN
;
1704 } else if (strcmp(log_level_env
, "ERROR") == 0) {
1705 log_level
= BT_LOGGING_LEVEL_ERROR
;
1706 } else if (strcmp(log_level_env
, "FATAL") == 0) {
1707 log_level
= BT_LOGGING_LEVEL_FATAL
;
1708 } else if (strcmp(log_level_env
, "NONE") == 0) {
1709 log_level
= BT_LOGGING_LEVEL_NONE
;
1713 bt_cli_log_level
= log_level
;
1716 void set_sigint_handler(void)
1718 struct sigaction new_action
, old_action
;
1720 new_action
.sa_handler
= sigint_handler
;
1721 sigemptyset(&new_action
.sa_mask
);
1722 new_action
.sa_flags
= 0;
1723 sigaction(SIGINT
, NULL
, &old_action
);
1725 if (old_action
.sa_handler
!= SIG_IGN
) {
1726 sigaction(SIGINT
, &new_action
, NULL
);
1730 int main(int argc
, const char **argv
)
1734 struct bt_config
*cfg
;
1737 set_sigint_handler();
1739 cfg
= bt_config_cli_args_create_with_default(argc
, argv
, &retcode
);
1742 /* Quit without errors; typically usage/version */
1744 BT_LOGI_STR("Quitting without errors.");
1749 BT_LOGE("Command-line error: retcode=%d", retcode
);
1754 BT_LOGE_STR("Failed to create a valid Babeltrace configuration.");
1755 fprintf(stderr
, "Failed to create Babeltrace configuration\n");
1761 bt_cli_log_level
= BT_LOGGING_LEVEL_VERBOSE
;
1762 bt_logging_set_global_level(BT_LOGGING_LEVEL_VERBOSE
);
1763 // TODO: for backward compat., set the log level
1764 // environment variables of the known plugins
1766 } else if (cfg
->debug
) {
1767 bt_cli_log_level
= BT_LOGGING_LEVEL_DEBUG
;
1768 bt_logging_set_global_level(BT_LOGGING_LEVEL_DEBUG
);
1769 // TODO: for backward compat., set the log level
1770 // environment variables of the known plugins
1774 babeltrace_debug
= cfg
->debug
;
1775 babeltrace_verbose
= cfg
->verbose
;
1778 if (cfg
->command_needs_plugins
) {
1779 ret
= load_all_plugins(cfg
->plugin_paths
);
1781 BT_LOGE("Failed to load plugins: ret=%d", ret
);
1787 BT_LOGI("Executing command: cmd=%d, command-name=\"%s\"",
1788 cfg
->command
, cfg
->command_name
);
1790 switch (cfg
->command
) {
1791 case BT_CONFIG_COMMAND_RUN
:
1794 case BT_CONFIG_COMMAND_LIST_PLUGINS
:
1795 ret
= cmd_list_plugins(cfg
);
1797 case BT_CONFIG_COMMAND_HELP
:
1798 ret
= cmd_help(cfg
);
1800 case BT_CONFIG_COMMAND_QUERY
:
1801 ret
= cmd_query(cfg
);
1803 case BT_CONFIG_COMMAND_PRINT_CTF_METADATA
:
1804 ret
= cmd_print_ctf_metadata(cfg
);
1806 case BT_CONFIG_COMMAND_PRINT_LTTNG_LIVE_SESSIONS
:
1807 ret
= cmd_print_lttng_live_sessions(cfg
);
1810 BT_LOGF("Invalid command: cmd=%d", cfg
->command
);
1814 BT_LOGI("Command completed: cmd=%d, command-name=\"%s\", ret=%d",
1815 cfg
->command
, cfg
->command_name
, ret
);
1816 warn_command_name_and_directory_clash(cfg
);
1817 retcode
= ret
? 1 : 0;