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 #define BT_LOG_TAG "CLI"
32 #include <babeltrace/babeltrace.h>
33 #include <babeltrace/plugin/plugin.h>
34 #include <babeltrace/common-internal.h>
35 #include <babeltrace/graph/component.h>
36 #include <babeltrace/graph/component-source.h>
37 #include <babeltrace/graph/component-sink.h>
38 #include <babeltrace/graph/component-filter.h>
39 #include <babeltrace/graph/component-class.h>
40 #include <babeltrace/graph/port.h>
41 #include <babeltrace/graph/graph.h>
42 #include <babeltrace/graph/connection.h>
43 #include <babeltrace/graph/notification-iterator.h>
44 #include <babeltrace/ref.h>
45 #include <babeltrace/values.h>
46 #include <babeltrace/values-internal.h>
47 #include <babeltrace/logging.h>
57 #include "babeltrace-cfg.h"
58 #include "babeltrace-cfg-cli-args.h"
59 #include "babeltrace-cfg-cli-args-default.h"
61 #define ENV_BABELTRACE_WARN_COMMAND_NAME_DIRECTORY_CLASH "BABELTRACE_CLI_WARN_COMMAND_NAME_DIRECTORY_CLASH"
62 #define ENV_BABELTRACE_CLI_LOG_LEVEL "BABELTRACE_CLI_LOG_LEVEL"
63 #define NSEC_PER_SEC 1000000000LL
66 * Known environment variable names for the log levels of the project's
69 static const char* log_level_env_var_names
[] = {
70 "BABELTRACE_COMMON_LOG_LEVEL",
71 "BABELTRACE_PLUGIN_CTF_BTR_LOG_LEVEL",
72 "BABELTRACE_PLUGIN_CTF_FS_SRC_LOG_LEVEL",
73 "BABELTRACE_PLUGIN_CTF_LTTNG_LIVE_SRC_LOG_LEVEL",
74 "BABELTRACE_PLUGIN_CTF_METADATA_LOG_LEVEL",
75 "BABELTRACE_PLUGIN_CTF_NOTIF_ITER_LOG_LEVEL",
76 "BABELTRACE_PLUGIN_LTTNG_UTILS_DEBUG_INFO_FLT_LOG_LEVEL",
77 "BABELTRACE_PLUGIN_TEXT_DMESG_SRC_LOG_LEVEL",
78 "BABELTRACE_PLUGIN_UTILS_MUXER_FLT_LOG_LEVEL",
79 "BABELTRACE_PLUGIN_UTILS_TRIMMER_FLT_LOG_LEVEL",
80 "BABELTRACE_PLUGIN_CTFCOPYTRACE_LIB_LOG_LEVEL",
81 "BABELTRACE_PLUGIN_CTF_FS_SINK_LOG_LEVEL",
82 "BABELTRACE_PYTHON_PLUGIN_PROVIDER_LOG_LEVEL",
86 /* Application's processing graph (weak) */
87 static struct bt_graph
*the_graph
;
88 static bool canceled
= false;
90 GPtrArray
*loaded_plugins
;
96 BOOL WINAPI
signal_handler(DWORD signal
) {
98 bt_graph_cancel(the_graph
);
107 void set_signal_handler(void)
109 if (!SetConsoleCtrlHandler(signal_handler
, TRUE
)) {
110 BT_LOGE("Failed to set the ctrl+c handler.");
113 #else /* __MINGW32__ */
115 void signal_handler(int signum
)
117 if (signum
!= SIGINT
) {
122 bt_graph_cancel(the_graph
);
129 void set_signal_handler(void)
131 struct sigaction new_action
, old_action
;
133 new_action
.sa_handler
= signal_handler
;
134 sigemptyset(&new_action
.sa_mask
);
135 new_action
.sa_flags
= 0;
136 sigaction(SIGINT
, NULL
, &old_action
);
138 if (old_action
.sa_handler
!= SIG_IGN
) {
139 sigaction(SIGINT
, &new_action
, NULL
);
142 #endif /* __MINGW32__ */
145 void init_static_data(void)
147 loaded_plugins
= g_ptr_array_new_with_free_func(bt_put
);
151 void fini_static_data(void)
153 g_ptr_array_free(loaded_plugins
, TRUE
);
157 struct bt_plugin
*find_plugin(const char *name
)
160 struct bt_plugin
*plugin
= NULL
;
163 BT_LOGD("Finding plugin: name=\"%s\"", name
);
165 for (i
= 0; i
< loaded_plugins
->len
; i
++) {
166 plugin
= g_ptr_array_index(loaded_plugins
, i
);
168 if (strcmp(name
, bt_plugin_get_name(plugin
)) == 0) {
175 if (BT_LOG_ON_DEBUG
) {
177 BT_LOGD("Found plugin: plugin-addr=%p", plugin
);
179 BT_LOGD("Cannot find plugin.");
183 return bt_get(plugin
);
187 struct bt_component_class
*find_component_class(const char *plugin_name
,
188 const char *comp_class_name
,
189 enum bt_component_class_type comp_class_type
)
191 struct bt_component_class
*comp_class
= NULL
;
192 struct bt_plugin
*plugin
;
194 BT_LOGD("Finding component class: plugin-name=\"%s\", "
195 "comp-cls-name=\"%s\", comp-cls-type=%d",
196 plugin_name
, comp_class_name
, comp_class_type
);
198 plugin
= find_plugin(plugin_name
);
204 comp_class
= bt_plugin_get_component_class_by_name_and_type(plugin
,
205 comp_class_name
, comp_class_type
);
209 if (BT_LOG_ON_DEBUG
) {
211 BT_LOGD("Found component class: comp-cls-addr=%p",
214 BT_LOGD("Cannot find component class.");
222 void print_indent(FILE *fp
, size_t indent
)
226 for (i
= 0; i
< indent
; i
++) {
232 const char *component_type_str(enum bt_component_class_type type
)
235 case BT_COMPONENT_CLASS_TYPE_SOURCE
:
237 case BT_COMPONENT_CLASS_TYPE_SINK
:
239 case BT_COMPONENT_CLASS_TYPE_FILTER
:
241 case BT_COMPONENT_CLASS_TYPE_UNKNOWN
:
248 void print_plugin_comp_cls_opt(FILE *fh
, const char *plugin_name
,
249 const char *comp_cls_name
, enum bt_component_class_type type
)
251 GString
*shell_plugin_name
= NULL
;
252 GString
*shell_comp_cls_name
= NULL
;
254 shell_plugin_name
= bt_common_shell_quote(plugin_name
, false);
255 if (!shell_plugin_name
) {
259 shell_comp_cls_name
= bt_common_shell_quote(comp_cls_name
, false);
260 if (!shell_comp_cls_name
) {
264 fprintf(fh
, "'%s%s%s%s.%s%s%s.%s%s%s'",
265 bt_common_color_bold(),
266 bt_common_color_fg_cyan(),
267 component_type_str(type
),
268 bt_common_color_fg_default(),
269 bt_common_color_fg_blue(),
270 shell_plugin_name
->str
,
271 bt_common_color_fg_default(),
272 bt_common_color_fg_yellow(),
273 shell_comp_cls_name
->str
,
274 bt_common_color_reset());
277 if (shell_plugin_name
) {
278 g_string_free(shell_plugin_name
, TRUE
);
281 if (shell_comp_cls_name
) {
282 g_string_free(shell_comp_cls_name
, TRUE
);
287 void print_value(FILE *, struct bt_value
*, size_t);
290 void print_value_rec(FILE *, struct bt_value
*, size_t);
292 struct print_map_value_data
{
298 bt_bool
print_map_value(const char *key
, struct bt_value
*object
, void *data
)
300 struct print_map_value_data
*print_map_value_data
= data
;
302 print_indent(print_map_value_data
->fp
, print_map_value_data
->indent
);
303 fprintf(print_map_value_data
->fp
, "%s: ", key
);
305 if (bt_value_is_array(object
) &&
306 bt_value_array_is_empty(object
)) {
307 fprintf(print_map_value_data
->fp
, "[ ]\n");
311 if (bt_value_is_map(object
) &&
312 bt_value_map_is_empty(object
)) {
313 fprintf(print_map_value_data
->fp
, "{ }\n");
317 if (bt_value_is_array(object
) ||
318 bt_value_is_map(object
)) {
319 fprintf(print_map_value_data
->fp
, "\n");
322 print_value_rec(print_map_value_data
->fp
, object
,
323 print_map_value_data
->indent
+ 2);
328 void print_value_rec(FILE *fp
, struct bt_value
*value
, size_t indent
)
336 enum bt_value_status status
;
342 switch (bt_value_get_type(value
)) {
343 case BT_VALUE_TYPE_NULL
:
344 fprintf(fp
, "%snull%s\n", bt_common_color_bold(),
345 bt_common_color_reset());
347 case BT_VALUE_TYPE_BOOL
:
348 status
= bt_value_bool_get(value
, &bool_val
);
349 if (status
!= BT_VALUE_STATUS_OK
) {
352 fprintf(fp
, "%s%s%s%s\n", bt_common_color_bold(),
353 bt_common_color_fg_cyan(), bool_val
? "yes" : "no",
354 bt_common_color_reset());
356 case BT_VALUE_TYPE_INTEGER
:
357 status
= bt_value_integer_get(value
, &int_val
);
358 if (status
!= BT_VALUE_STATUS_OK
) {
361 fprintf(fp
, "%s%s%" PRId64
"%s\n", bt_common_color_bold(),
362 bt_common_color_fg_red(), int_val
,
363 bt_common_color_reset());
365 case BT_VALUE_TYPE_FLOAT
:
366 status
= bt_value_float_get(value
, &dbl_val
);
367 if (status
!= BT_VALUE_STATUS_OK
) {
370 fprintf(fp
, "%s%s%lf%s\n", bt_common_color_bold(),
371 bt_common_color_fg_red(), dbl_val
,
372 bt_common_color_reset());
374 case BT_VALUE_TYPE_STRING
:
375 status
= bt_value_string_get(value
, &str_val
);
376 if (status
!= BT_VALUE_STATUS_OK
) {
379 fprintf(fp
, "%s%s%s%s\n", bt_common_color_bold(),
380 bt_common_color_fg_green(), str_val
,
381 bt_common_color_reset());
383 case BT_VALUE_TYPE_ARRAY
:
384 size
= bt_value_array_size(value
);
390 print_indent(fp
, indent
);
391 fprintf(fp
, "[ ]\n");
395 for (i
= 0; i
< size
; i
++) {
396 struct bt_value
*element
=
397 bt_value_array_get(value
, i
);
402 print_indent(fp
, indent
);
405 if (bt_value_is_array(element
) &&
406 bt_value_array_is_empty(element
)) {
407 fprintf(fp
, "[ ]\n");
411 if (bt_value_is_map(element
) &&
412 bt_value_map_is_empty(element
)) {
413 fprintf(fp
, "{ }\n");
417 if (bt_value_is_array(element
) ||
418 bt_value_is_map(element
)) {
422 print_value_rec(fp
, element
, indent
+ 2);
426 case BT_VALUE_TYPE_MAP
:
428 struct print_map_value_data data
= {
433 if (bt_value_map_is_empty(value
)) {
434 print_indent(fp
, indent
);
435 fprintf(fp
, "{ }\n");
439 bt_value_map_foreach(value
, print_map_value
, &data
);
448 BT_LOGE("Error printing value of type %s.",
449 bt_value_type_string(bt_value_get_type(value
)));
453 void print_value(FILE *fp
, struct bt_value
*value
, size_t indent
)
455 if (!bt_value_is_array(value
) && !bt_value_is_map(value
)) {
456 print_indent(fp
, indent
);
459 print_value_rec(fp
, value
, indent
);
463 void print_bt_config_component(struct bt_config_component
*bt_config_component
)
465 fprintf(stderr
, " ");
466 print_plugin_comp_cls_opt(stderr
, bt_config_component
->plugin_name
->str
,
467 bt_config_component
->comp_cls_name
->str
,
468 bt_config_component
->type
);
469 fprintf(stderr
, ":\n");
471 if (bt_config_component
->instance_name
->len
> 0) {
472 fprintf(stderr
, " Name: %s\n",
473 bt_config_component
->instance_name
->str
);
476 fprintf(stderr
, " Parameters:\n");
477 print_value(stderr
, bt_config_component
->params
, 8);
481 void print_bt_config_components(GPtrArray
*array
)
485 for (i
= 0; i
< array
->len
; i
++) {
486 struct bt_config_component
*cfg_component
=
487 bt_config_get_component(array
, i
);
488 print_bt_config_component(cfg_component
);
489 BT_PUT(cfg_component
);
494 void print_plugin_paths(struct bt_value
*plugin_paths
)
496 fprintf(stderr
, " Plugin paths:\n");
497 print_value(stderr
, plugin_paths
, 4);
501 void print_cfg_run(struct bt_config
*cfg
)
505 print_plugin_paths(cfg
->plugin_paths
);
506 fprintf(stderr
, " Source component instances:\n");
507 print_bt_config_components(cfg
->cmd_data
.run
.sources
);
509 if (cfg
->cmd_data
.run
.filters
->len
> 0) {
510 fprintf(stderr
, " Filter component instances:\n");
511 print_bt_config_components(cfg
->cmd_data
.run
.filters
);
514 fprintf(stderr
, " Sink component instances:\n");
515 print_bt_config_components(cfg
->cmd_data
.run
.sinks
);
516 fprintf(stderr
, " Connections:\n");
518 for (i
= 0; i
< cfg
->cmd_data
.run
.connections
->len
; i
++) {
519 struct bt_config_connection
*cfg_connection
=
520 g_ptr_array_index(cfg
->cmd_data
.run
.connections
,
523 fprintf(stderr
, " %s%s%s -> %s%s%s\n",
524 cfg_connection
->upstream_comp_name
->str
,
525 cfg_connection
->upstream_port_glob
->len
> 0 ? "." : "",
526 cfg_connection
->upstream_port_glob
->str
,
527 cfg_connection
->downstream_comp_name
->str
,
528 cfg_connection
->downstream_port_glob
->len
> 0 ? "." : "",
529 cfg_connection
->downstream_port_glob
->str
);
534 void print_cfg_list_plugins(struct bt_config
*cfg
)
536 print_plugin_paths(cfg
->plugin_paths
);
540 void print_cfg_help(struct bt_config
*cfg
)
542 print_plugin_paths(cfg
->plugin_paths
);
546 void print_cfg_print_ctf_metadata(struct bt_config
*cfg
)
548 print_plugin_paths(cfg
->plugin_paths
);
549 fprintf(stderr
, " Path: %s\n",
550 cfg
->cmd_data
.print_ctf_metadata
.path
->str
);
554 void print_cfg_print_lttng_live_sessions(struct bt_config
*cfg
)
556 print_plugin_paths(cfg
->plugin_paths
);
557 fprintf(stderr
, " URL: %s\n",
558 cfg
->cmd_data
.print_lttng_live_sessions
.url
->str
);
562 void print_cfg_query(struct bt_config
*cfg
)
564 print_plugin_paths(cfg
->plugin_paths
);
565 fprintf(stderr
, " Object: `%s`\n", cfg
->cmd_data
.query
.object
->str
);
566 fprintf(stderr
, " Component class:\n");
567 print_bt_config_component(cfg
->cmd_data
.query
.cfg_component
);
571 void print_cfg(struct bt_config
*cfg
)
573 if (!BT_LOG_ON_INFO
) {
577 BT_LOGI_STR("Configuration:");
578 fprintf(stderr
, " Debug mode: %s\n", cfg
->debug
? "yes" : "no");
579 fprintf(stderr
, " Verbose mode: %s\n", cfg
->verbose
? "yes" : "no");
581 switch (cfg
->command
) {
582 case BT_CONFIG_COMMAND_RUN
:
585 case BT_CONFIG_COMMAND_LIST_PLUGINS
:
586 print_cfg_list_plugins(cfg
);
588 case BT_CONFIG_COMMAND_HELP
:
591 case BT_CONFIG_COMMAND_QUERY
:
592 print_cfg_query(cfg
);
594 case BT_CONFIG_COMMAND_PRINT_CTF_METADATA
:
595 print_cfg_print_ctf_metadata(cfg
);
597 case BT_CONFIG_COMMAND_PRINT_LTTNG_LIVE_SESSIONS
:
598 print_cfg_print_lttng_live_sessions(cfg
);
606 void add_to_loaded_plugins(struct bt_plugin_set
*plugin_set
)
611 count
= bt_plugin_set_get_plugin_count(plugin_set
);
614 for (i
= 0; i
< count
; i
++) {
615 struct bt_plugin
*plugin
=
616 bt_plugin_set_get_plugin(plugin_set
, i
);
617 struct bt_plugin
*loaded_plugin
=
618 find_plugin(bt_plugin_get_name(plugin
));
623 BT_LOGI("Not using plugin: another one already exists with the same name: "
624 "plugin-name=\"%s\", plugin-path=\"%s\", "
625 "existing-plugin-path=\"%s\"",
626 bt_plugin_get_name(plugin
),
627 bt_plugin_get_path(plugin
),
628 bt_plugin_get_path(loaded_plugin
));
629 bt_put(loaded_plugin
);
631 /* Add to global array. */
632 BT_LOGD("Adding plugin to loaded plugins: plugin-path=\"%s\"",
633 bt_plugin_get_name(plugin
));
634 g_ptr_array_add(loaded_plugins
, bt_get(plugin
));
642 int load_dynamic_plugins(struct bt_value
*plugin_paths
)
644 int nr_paths
, i
, ret
= 0;
646 nr_paths
= bt_value_array_size(plugin_paths
);
648 BT_LOGE_STR("Cannot load dynamic plugins: no plugin path.");
653 BT_LOGI("Loading dynamic plugins.");
655 for (i
= 0; i
< nr_paths
; i
++) {
656 struct bt_value
*plugin_path_value
= NULL
;
657 const char *plugin_path
;
658 struct bt_plugin_set
*plugin_set
;
659 enum bt_value_status status
;
661 plugin_path_value
= bt_value_array_get(plugin_paths
, i
);
662 status
= bt_value_string_get(plugin_path_value
, &plugin_path
);
663 if (status
!= BT_VALUE_STATUS_OK
) {
664 BT_LOGD_STR("Cannot get plugin path string.");
665 BT_PUT(plugin_path_value
);
670 * Skip this if the directory does not exist because
671 * bt_plugin_create_all_from_dir() expects an existing
674 if (!g_file_test(plugin_path
, G_FILE_TEST_IS_DIR
)) {
675 BT_LOGV("Skipping nonexistent directory path: "
676 "path=\"%s\"", plugin_path
);
677 BT_PUT(plugin_path_value
);
681 plugin_set
= bt_plugin_create_all_from_dir(plugin_path
, false);
683 BT_LOGD("Unable to load dynamic plugins: path=\"%s\"",
685 BT_PUT(plugin_path_value
);
689 add_to_loaded_plugins(plugin_set
);
691 BT_PUT(plugin_path_value
);
698 int load_static_plugins(void)
701 struct bt_plugin_set
*plugin_set
;
703 BT_LOGI("Loading static plugins.");
704 plugin_set
= bt_plugin_create_all_from_static();
706 BT_LOGE("Unable to load static plugins.");
711 add_to_loaded_plugins(plugin_set
);
718 int load_all_plugins(struct bt_value
*plugin_paths
)
722 if (load_dynamic_plugins(plugin_paths
)) {
727 if (load_static_plugins()) {
732 BT_LOGI("Loaded all plugins: count=%u", loaded_plugins
->len
);
739 void print_plugin_info(struct bt_plugin
*plugin
)
741 unsigned int major
, minor
, patch
;
743 enum bt_plugin_status version_status
;
744 const char *plugin_name
;
748 const char *plugin_description
;
750 plugin_name
= bt_plugin_get_name(plugin
);
751 path
= bt_plugin_get_path(plugin
);
752 author
= bt_plugin_get_author(plugin
);
753 license
= bt_plugin_get_license(plugin
);
754 plugin_description
= bt_plugin_get_description(plugin
);
755 version_status
= bt_plugin_get_version(plugin
, &major
, &minor
,
757 printf("%s%s%s%s:\n", bt_common_color_bold(),
758 bt_common_color_fg_blue(), plugin_name
,
759 bt_common_color_reset());
760 printf(" %sPath%s: %s\n", bt_common_color_bold(),
761 bt_common_color_reset(), path
? path
: "(None)");
763 if (version_status
== BT_PLUGIN_STATUS_OK
) {
764 printf(" %sVersion%s: %u.%u.%u",
765 bt_common_color_bold(), bt_common_color_reset(),
766 major
, minor
, patch
);
775 printf(" %sDescription%s: %s\n", bt_common_color_bold(),
776 bt_common_color_reset(),
777 plugin_description
? plugin_description
: "(None)");
778 printf(" %sAuthor%s: %s\n", bt_common_color_bold(),
779 bt_common_color_reset(), author
? author
: "(Unknown)");
780 printf(" %sLicense%s: %s\n", bt_common_color_bold(),
781 bt_common_color_reset(),
782 license
? license
: "(Unknown)");
786 int cmd_query(struct bt_config
*cfg
)
789 struct bt_component_class
*comp_cls
= NULL
;
790 struct bt_value
*results
= NULL
;
792 comp_cls
= find_component_class(cfg
->cmd_data
.query
.cfg_component
->plugin_name
->str
,
793 cfg
->cmd_data
.query
.cfg_component
->comp_cls_name
->str
,
794 cfg
->cmd_data
.query
.cfg_component
->type
);
796 BT_LOGE("Cannot find component class: plugin-name=\"%s\", "
797 "comp-cls-name=\"%s\", comp-cls-type=%d",
798 cfg
->cmd_data
.query
.cfg_component
->plugin_name
->str
,
799 cfg
->cmd_data
.query
.cfg_component
->comp_cls_name
->str
,
800 cfg
->cmd_data
.query
.cfg_component
->type
);
801 fprintf(stderr
, "%s%sCannot find component class %s",
802 bt_common_color_bold(),
803 bt_common_color_fg_red(),
804 bt_common_color_reset());
805 print_plugin_comp_cls_opt(stderr
,
806 cfg
->cmd_data
.query
.cfg_component
->plugin_name
->str
,
807 cfg
->cmd_data
.query
.cfg_component
->comp_cls_name
->str
,
808 cfg
->cmd_data
.query
.cfg_component
->type
);
809 fprintf(stderr
, "\n");
814 results
= bt_component_class_query(comp_cls
,
815 cfg
->cmd_data
.query
.object
->str
,
816 cfg
->cmd_data
.query
.cfg_component
->params
);
818 BT_LOGE("Failed to query component class: plugin-name=\"%s\", "
819 "comp-cls-name=\"%s\", comp-cls-type=%d "
821 cfg
->cmd_data
.query
.cfg_component
->plugin_name
->str
,
822 cfg
->cmd_data
.query
.cfg_component
->comp_cls_name
->str
,
823 cfg
->cmd_data
.query
.cfg_component
->type
,
824 cfg
->cmd_data
.query
.object
->str
);
825 fprintf(stderr
, "%s%sFailed to query info to %s",
826 bt_common_color_bold(),
827 bt_common_color_fg_red(),
828 bt_common_color_reset());
829 print_plugin_comp_cls_opt(stderr
,
830 cfg
->cmd_data
.query
.cfg_component
->plugin_name
->str
,
831 cfg
->cmd_data
.query
.cfg_component
->comp_cls_name
->str
,
832 cfg
->cmd_data
.query
.cfg_component
->type
);
833 fprintf(stderr
, "%s%s with object `%s`%s\n",
834 bt_common_color_bold(),
835 bt_common_color_fg_red(),
836 cfg
->cmd_data
.query
.object
->str
,
837 bt_common_color_reset());
842 print_value(stdout
, results
, 0);
851 int cmd_help(struct bt_config
*cfg
)
854 struct bt_plugin
*plugin
= NULL
;
857 plugin
= find_plugin(cfg
->cmd_data
.help
.cfg_component
->plugin_name
->str
);
859 BT_LOGE("Cannot find plugin: plugin-name=\"%s\"",
860 cfg
->cmd_data
.help
.cfg_component
->plugin_name
->str
);
861 fprintf(stderr
, "%s%sCannot find plugin %s%s%s\n",
862 bt_common_color_bold(), bt_common_color_fg_red(),
863 bt_common_color_fg_blue(),
864 cfg
->cmd_data
.help
.cfg_component
->plugin_name
->str
,
865 bt_common_color_reset());
870 print_plugin_info(plugin
);
871 printf(" %sComponent classes%s: %d\n",
872 bt_common_color_bold(),
873 bt_common_color_reset(),
874 (int) bt_plugin_get_component_class_count(plugin
));
877 if (cfg
->cmd_data
.help
.cfg_component
->type
!=
878 BT_COMPONENT_CLASS_TYPE_UNKNOWN
) {
879 struct bt_component_class
*needed_comp_cls
=
880 find_component_class(
881 cfg
->cmd_data
.help
.cfg_component
->plugin_name
->str
,
882 cfg
->cmd_data
.help
.cfg_component
->comp_cls_name
->str
,
883 cfg
->cmd_data
.help
.cfg_component
->type
);
885 if (!needed_comp_cls
) {
886 BT_LOGE("Cannot find component class: plugin-name=\"%s\", "
887 "comp-cls-name=\"%s\", comp-cls-type=%d",
888 cfg
->cmd_data
.help
.cfg_component
->plugin_name
->str
,
889 cfg
->cmd_data
.help
.cfg_component
->comp_cls_name
->str
,
890 cfg
->cmd_data
.help
.cfg_component
->type
);
891 fprintf(stderr
, "\n%s%sCannot find component class %s",
892 bt_common_color_bold(),
893 bt_common_color_fg_red(),
894 bt_common_color_reset());
895 print_plugin_comp_cls_opt(stderr
,
896 cfg
->cmd_data
.help
.cfg_component
->plugin_name
->str
,
897 cfg
->cmd_data
.help
.cfg_component
->comp_cls_name
->str
,
898 cfg
->cmd_data
.help
.cfg_component
->type
);
899 fprintf(stderr
, "\n");
904 bt_put(needed_comp_cls
);
907 for (i
= 0; i
< bt_plugin_get_component_class_count(plugin
); i
++) {
908 struct bt_component_class
*comp_cls
=
909 bt_plugin_get_component_class_by_index(plugin
, i
);
910 const char *comp_class_name
=
911 bt_component_class_get_name(comp_cls
);
912 const char *comp_class_description
=
913 bt_component_class_get_description(comp_cls
);
914 const char *comp_class_help
=
915 bt_component_class_get_help(comp_cls
);
916 enum bt_component_class_type type
=
917 bt_component_class_get_type(comp_cls
);
921 if (cfg
->cmd_data
.help
.cfg_component
->type
!=
922 BT_COMPONENT_CLASS_TYPE_UNKNOWN
) {
923 if (strcmp(cfg
->cmd_data
.help
.cfg_component
->comp_cls_name
->str
,
924 comp_class_name
) != 0 &&
926 cfg
->cmd_data
.help
.cfg_component
->type
) {
933 print_plugin_comp_cls_opt(stdout
,
934 cfg
->cmd_data
.help
.cfg_component
->plugin_name
->str
,
938 printf(" %sDescription%s: %s\n", bt_common_color_bold(),
939 bt_common_color_reset(),
940 comp_class_description
? comp_class_description
: "(None)");
942 if (comp_class_help
) {
943 printf("\n%s\n", comp_class_help
);
955 int cmd_list_plugins(struct bt_config
*cfg
)
958 int plugins_count
, component_classes_count
= 0, i
;
960 printf("From the following plugin paths:\n\n");
961 print_value(stdout
, cfg
->plugin_paths
, 2);
963 plugins_count
= loaded_plugins
->len
;
964 if (plugins_count
== 0) {
965 printf("No plugins found.\n");
969 for (i
= 0; i
< plugins_count
; i
++) {
970 struct bt_plugin
*plugin
= g_ptr_array_index(loaded_plugins
, i
);
972 component_classes_count
+= bt_plugin_get_component_class_count(plugin
);
975 printf("Found %s%d%s component classes in %s%d%s plugins.\n",
976 bt_common_color_bold(),
977 component_classes_count
,
978 bt_common_color_reset(),
979 bt_common_color_bold(),
981 bt_common_color_reset());
983 for (i
= 0; i
< plugins_count
; i
++) {
985 struct bt_plugin
*plugin
= g_ptr_array_index(loaded_plugins
, i
);
987 component_classes_count
=
988 bt_plugin_get_component_class_count(plugin
);
990 print_plugin_info(plugin
);
992 if (component_classes_count
== 0) {
993 printf(" %sComponent classes%s: (none)\n",
994 bt_common_color_bold(),
995 bt_common_color_reset());
997 printf(" %sComponent classes%s:\n",
998 bt_common_color_bold(),
999 bt_common_color_reset());
1002 for (j
= 0; j
< component_classes_count
; j
++) {
1003 struct bt_component_class
*comp_class
=
1004 bt_plugin_get_component_class_by_index(
1006 const char *comp_class_name
=
1007 bt_component_class_get_name(comp_class
);
1008 const char *comp_class_description
=
1009 bt_component_class_get_description(comp_class
);
1010 enum bt_component_class_type type
=
1011 bt_component_class_get_type(comp_class
);
1014 print_plugin_comp_cls_opt(stdout
,
1015 bt_plugin_get_name(plugin
), comp_class_name
,
1018 if (comp_class_description
) {
1019 printf(": %s", comp_class_description
);
1032 int cmd_print_lttng_live_sessions(struct bt_config
*cfg
)
1035 struct bt_component_class
*comp_cls
= NULL
;
1036 struct bt_value
*results
= NULL
;
1037 struct bt_value
*params
= NULL
;
1038 struct bt_value
*map
= NULL
;
1039 struct bt_value
*v
= NULL
;
1040 static const char * const plugin_name
= "ctf";
1041 static const char * const comp_cls_name
= "lttng-live";
1042 static const enum bt_component_class_type comp_cls_type
=
1043 BT_COMPONENT_CLASS_TYPE_SOURCE
;
1044 int64_t array_size
, i
;
1046 assert(cfg
->cmd_data
.print_lttng_live_sessions
.url
);
1047 comp_cls
= find_component_class(plugin_name
, comp_cls_name
,
1050 BT_LOGE("Cannot find component class: plugin-name=\"%s\", "
1051 "comp-cls-name=\"%s\", comp-cls-type=%d",
1052 plugin_name
, comp_cls_name
,
1053 BT_COMPONENT_CLASS_TYPE_SOURCE
);
1054 fprintf(stderr
, "%s%sCannot find component class %s",
1055 bt_common_color_bold(),
1056 bt_common_color_fg_red(),
1057 bt_common_color_reset());
1058 print_plugin_comp_cls_opt(stderr
, plugin_name
,
1059 comp_cls_name
, comp_cls_type
);
1060 fprintf(stderr
, "\n");
1064 params
= bt_value_map_create();
1069 ret
= bt_value_map_insert_string(params
, "url",
1070 cfg
->cmd_data
.print_lttng_live_sessions
.url
->str
);
1075 results
= bt_component_class_query(comp_cls
, "sessions",
1078 BT_LOGE_STR("Failed to query for sessions.");
1079 fprintf(stderr
, "%s%sFailed to request sessions%s\n",
1080 bt_common_color_bold(),
1081 bt_common_color_fg_red(),
1082 bt_common_color_reset());
1086 if (!bt_value_is_array(results
)) {
1087 BT_LOGE_STR("Expecting an array for sessions query.");
1088 fprintf(stderr
, "%s%sUnexpected type returned by session query%s\n",
1089 bt_common_color_bold(),
1090 bt_common_color_fg_red(),
1091 bt_common_color_reset());
1095 array_size
= bt_value_array_size(results
);
1096 for (i
= 0; i
< array_size
; i
++) {
1097 const char *url_text
;
1098 int64_t timer_us
, streams
, clients
;
1100 map
= bt_value_array_get(results
, i
);
1102 BT_LOGE_STR("Unexpected empty array entry.");
1105 if (!bt_value_is_map(map
)) {
1106 BT_LOGE_STR("Unexpected entry type.");
1110 v
= bt_value_map_get(map
, "url");
1112 BT_LOGE_STR("Unexpected empty array \"url\" entry.");
1115 ret
= bt_value_string_get(v
, &url_text
);
1117 printf("%s", url_text
);
1120 v
= bt_value_map_get(map
, "timer-us");
1122 BT_LOGE_STR("Unexpected empty array \"timer-us\" entry.");
1125 ret
= bt_value_integer_get(v
, &timer_us
);
1127 printf(" (timer = %" PRIu64
", ", timer_us
);
1130 v
= bt_value_map_get(map
, "stream-count");
1132 BT_LOGE_STR("Unexpected empty array \"stream-count\" entry.");
1135 ret
= bt_value_integer_get(v
, &streams
);
1137 printf("%" PRIu64
" stream(s), ", streams
);
1140 v
= bt_value_map_get(map
, "client-count");
1142 BT_LOGE_STR("Unexpected empty array \"client-count\" entry.");
1145 ret
= bt_value_integer_get(v
, &clients
);
1147 printf("%" PRIu64
" client(s) connected)\n", clients
);
1166 int cmd_print_ctf_metadata(struct bt_config
*cfg
)
1169 struct bt_component_class
*comp_cls
= NULL
;
1170 struct bt_value
*results
= NULL
;
1171 struct bt_value
*params
= NULL
;
1172 struct bt_value
*metadata_text_value
= NULL
;
1173 const char *metadata_text
= NULL
;
1174 static const char * const plugin_name
= "ctf";
1175 static const char * const comp_cls_name
= "fs";
1176 static const enum bt_component_class_type comp_cls_type
=
1177 BT_COMPONENT_CLASS_TYPE_SOURCE
;
1179 assert(cfg
->cmd_data
.print_ctf_metadata
.path
);
1180 comp_cls
= find_component_class(plugin_name
, comp_cls_name
,
1183 BT_LOGE("Cannot find component class: plugin-name=\"%s\", "
1184 "comp-cls-name=\"%s\", comp-cls-type=%d",
1185 plugin_name
, comp_cls_name
,
1186 BT_COMPONENT_CLASS_TYPE_SOURCE
);
1187 fprintf(stderr
, "%s%sCannot find component class %s",
1188 bt_common_color_bold(),
1189 bt_common_color_fg_red(),
1190 bt_common_color_reset());
1191 print_plugin_comp_cls_opt(stderr
, plugin_name
,
1192 comp_cls_name
, comp_cls_type
);
1193 fprintf(stderr
, "\n");
1198 params
= bt_value_map_create();
1204 ret
= bt_value_map_insert_string(params
, "path",
1205 cfg
->cmd_data
.print_ctf_metadata
.path
->str
);
1211 results
= bt_component_class_query(comp_cls
, "metadata-info",
1215 BT_LOGE_STR("Failed to query for metadata info.");
1216 fprintf(stderr
, "%s%sFailed to request metadata info%s\n",
1217 bt_common_color_bold(),
1218 bt_common_color_fg_red(),
1219 bt_common_color_reset());
1223 metadata_text_value
= bt_value_map_get(results
, "text");
1224 if (!metadata_text_value
) {
1225 BT_LOGE_STR("Cannot find `text` string value in the resulting metadata info object.");
1230 ret
= bt_value_string_get(metadata_text_value
, &metadata_text
);
1232 printf("%s\n", metadata_text
);
1237 bt_put(metadata_text_value
);
1243 char *instance_name
;
1247 struct trace_range
{
1248 uint64_t intersection_range_begin_ns
;
1249 uint64_t intersection_range_end_ns
;
1253 guint
port_id_hash(gconstpointer v
)
1255 const struct port_id
*id
= v
;
1257 assert(id
->instance_name
);
1258 assert(id
->port_name
);
1260 return g_str_hash(id
->instance_name
) ^ g_str_hash(id
->port_name
);
1264 gboolean
port_id_equal(gconstpointer v1
, gconstpointer v2
)
1266 const struct port_id
*id1
= v1
;
1267 const struct port_id
*id2
= v2
;
1269 return !strcmp(id1
->instance_name
, id2
->instance_name
) &&
1270 !strcmp(id1
->port_name
, id2
->port_name
);
1274 void port_id_destroy(gpointer data
)
1276 struct port_id
*id
= data
;
1278 free(id
->instance_name
);
1279 free(id
->port_name
);
1284 void trace_range_destroy(gpointer data
)
1289 struct cmd_run_ctx
{
1291 GHashTable
*components
;
1294 struct bt_graph
*graph
;
1297 struct bt_config
*cfg
;
1301 bool stream_intersection_mode
;
1304 * Association of struct port_id -> struct trace_range.
1306 GHashTable
*intersections
;
1309 /* Returns a timestamp of the form "(-)s.ns" */
1311 char *s_from_ns(int64_t ns
)
1316 int64_t ts_sec_abs
, ts_nsec_abs
;
1317 int64_t ts_sec
= ns
/ NSEC_PER_SEC
;
1318 int64_t ts_nsec
= ns
% NSEC_PER_SEC
;
1320 if (ts_sec
>= 0 && ts_nsec
>= 0) {
1321 is_negative
= false;
1322 ts_sec_abs
= ts_sec
;
1323 ts_nsec_abs
= ts_nsec
;
1324 } else if (ts_sec
> 0 && ts_nsec
< 0) {
1325 is_negative
= false;
1326 ts_sec_abs
= ts_sec
- 1;
1327 ts_nsec_abs
= NSEC_PER_SEC
+ ts_nsec
;
1328 } else if (ts_sec
== 0 && ts_nsec
< 0) {
1330 ts_sec_abs
= ts_sec
;
1331 ts_nsec_abs
= -ts_nsec
;
1332 } else if (ts_sec
< 0 && ts_nsec
> 0) {
1334 ts_sec_abs
= -(ts_sec
+ 1);
1335 ts_nsec_abs
= NSEC_PER_SEC
- ts_nsec
;
1336 } else if (ts_sec
< 0 && ts_nsec
== 0) {
1338 ts_sec_abs
= -ts_sec
;
1339 ts_nsec_abs
= ts_nsec
;
1340 } else { /* (ts_sec < 0 && ts_nsec < 0) */
1342 ts_sec_abs
= -ts_sec
;
1343 ts_nsec_abs
= -ts_nsec
;
1346 ret
= asprintf(&s_ret
, "%s%" PRId64
".%09" PRId64
,
1347 is_negative
? "-" : "", ts_sec_abs
, ts_nsec_abs
);
1355 int cmd_run_ctx_connect_upstream_port_to_downstream_component(
1356 struct cmd_run_ctx
*ctx
, struct bt_component
*upstream_comp
,
1357 struct bt_port
*upstream_port
,
1358 struct bt_config_connection
*cfg_conn
)
1361 GQuark downstreamp_comp_name_quark
;
1362 struct bt_component
*downstream_comp
;
1363 int64_t downstream_port_count
;
1365 int64_t (*port_count_fn
)(struct bt_component
*);
1366 struct bt_port
*(*port_by_index_fn
)(struct bt_component
*, uint64_t);
1367 enum bt_graph_status status
= BT_GRAPH_STATUS_ERROR
;
1368 bool insert_trimmer
= false;
1369 struct bt_value
*trimmer_params
= NULL
;
1370 char *intersection_begin
= NULL
;
1371 char *intersection_end
= NULL
;
1372 struct bt_component
*trimmer
= NULL
;
1373 struct bt_component_class
*trimmer_class
= NULL
;
1374 struct bt_port
*trimmer_input
= NULL
;
1375 struct bt_port
*trimmer_output
= NULL
;
1377 if (ctx
->intersections
&&
1378 bt_component_get_class_type(upstream_comp
) ==
1379 BT_COMPONENT_CLASS_TYPE_SOURCE
) {
1380 struct trace_range
*range
;
1381 struct port_id port_id
= {
1382 .instance_name
= (char *) bt_component_get_name(upstream_comp
),
1383 .port_name
= (char *) bt_port_get_name(upstream_port
)
1386 if (!port_id
.instance_name
|| !port_id
.port_name
) {
1390 range
= (struct trace_range
*) g_hash_table_lookup(
1391 ctx
->intersections
, &port_id
);
1393 enum bt_value_status status
;
1395 intersection_begin
= s_from_ns(
1396 range
->intersection_range_begin_ns
);
1397 intersection_end
= s_from_ns(
1398 range
->intersection_range_end_ns
);
1399 if (!intersection_begin
|| !intersection_end
) {
1400 BT_LOGE_STR("Cannot create trimmer argument timestamp string.");
1404 insert_trimmer
= true;
1405 trimmer_params
= bt_value_map_create();
1406 if (!trimmer_params
) {
1410 status
= bt_value_map_insert_string(trimmer_params
,
1411 "begin", intersection_begin
);
1412 if (status
!= BT_VALUE_STATUS_OK
) {
1415 status
= bt_value_map_insert_string(trimmer_params
,
1416 "end", intersection_end
);
1417 if (status
!= BT_VALUE_STATUS_OK
) {
1422 trimmer_class
= find_component_class("utils", "trimmer",
1423 BT_COMPONENT_CLASS_TYPE_FILTER
);
1424 if (!trimmer_class
) {
1429 BT_LOGI("Connecting upstream port to the next available downstream port: "
1430 "upstream-port-addr=%p, upstream-port-name=\"%s\", "
1431 "downstream-comp-name=\"%s\", conn-arg=\"%s\"",
1432 upstream_port
, bt_port_get_name(upstream_port
),
1433 cfg_conn
->downstream_comp_name
->str
,
1434 cfg_conn
->arg
->str
);
1435 downstreamp_comp_name_quark
= g_quark_from_string(
1436 cfg_conn
->downstream_comp_name
->str
);
1437 assert(downstreamp_comp_name_quark
> 0);
1438 downstream_comp
= g_hash_table_lookup(ctx
->components
,
1439 GUINT_TO_POINTER(downstreamp_comp_name_quark
));
1440 if (!downstream_comp
) {
1441 BT_LOGE("Cannot find downstream component: comp-name=\"%s\", "
1442 "conn-arg=\"%s\"", cfg_conn
->downstream_comp_name
->str
,
1443 cfg_conn
->arg
->str
);
1444 fprintf(stderr
, "Cannot create connection: cannot find downstream component: %s\n",
1445 cfg_conn
->arg
->str
);
1449 if (bt_component_is_filter(downstream_comp
)) {
1450 port_count_fn
= bt_component_filter_get_input_port_count
;
1451 port_by_index_fn
= bt_component_filter_get_input_port_by_index
;
1452 } else if (bt_component_is_sink(downstream_comp
)) {
1453 port_count_fn
= bt_component_sink_get_input_port_count
;
1454 port_by_index_fn
= bt_component_sink_get_input_port_by_index
;
1457 * Should never happen because the connections are
1458 * validated before we get here.
1460 BT_LOGF("Invalid connection: downstream component is a source: "
1461 "conn-arg=\"%s\"", cfg_conn
->arg
->str
);
1465 downstream_port_count
= port_count_fn(downstream_comp
);
1466 assert(downstream_port_count
>= 0);
1468 for (i
= 0; i
< downstream_port_count
; i
++) {
1469 struct bt_port
*downstream_port
=
1470 port_by_index_fn(downstream_comp
, i
);
1471 const char *upstream_port_name
;
1472 const char *downstream_port_name
;
1474 assert(downstream_port
);
1476 /* Skip port if it's already connected. */
1477 if (bt_port_is_connected(downstream_port
)) {
1478 bt_put(downstream_port
);
1479 BT_LOGD("Skipping downstream port: already connected: "
1480 "port-addr=%p, port-name=\"%s\"",
1482 bt_port_get_name(downstream_port
));
1486 downstream_port_name
= bt_port_get_name(downstream_port
);
1487 assert(downstream_port_name
);
1488 upstream_port_name
= bt_port_get_name(upstream_port
);
1489 assert(upstream_port_name
);
1491 if (!bt_common_star_glob_match(
1492 cfg_conn
->downstream_port_glob
->str
, SIZE_MAX
,
1493 downstream_port_name
, SIZE_MAX
)) {
1494 bt_put(downstream_port
);
1498 if (insert_trimmer
) {
1500 * In order to insert the trimmer between the two
1501 * components that were being connected, we create
1502 * a connection configuration entry which describes
1503 * a connection from the trimmer's output to the
1504 * original input that was being connected.
1506 * Hence, the creation of the trimmer will cause the
1507 * graph "new port" listener to establish all downstream
1508 * connections as its output port is connected. We will
1509 * then establish the connection between the original
1510 * upstream source and the trimmer.
1512 char *trimmer_name
= NULL
;
1513 enum bt_graph_status graph_status
;
1515 ret
= asprintf(&trimmer_name
, "%s-%s",
1516 "stream-intersection-trimmer",
1517 upstream_port_name
);
1523 ctx
->connect_ports
= false;
1524 graph_status
= bt_graph_add_component(ctx
->graph
,
1525 trimmer_class
, trimmer_name
, trimmer_params
,
1528 if (graph_status
!= BT_GRAPH_STATUS_OK
) {
1534 bt_component_filter_get_input_port_by_index(
1536 if (!trimmer_input
) {
1540 bt_component_filter_get_output_port_by_index(
1542 if (!trimmer_output
) {
1547 * Replace the current downstream port by the trimmer's
1550 BT_MOVE(downstream_port
, trimmer_input
);
1551 downstream_port_name
= bt_port_get_name(
1553 if (!downstream_port_name
) {
1558 /* We have a winner! */
1559 status
= bt_graph_connect_ports(ctx
->graph
,
1560 upstream_port
, downstream_port
, NULL
);
1561 BT_PUT(downstream_port
);
1563 case BT_GRAPH_STATUS_OK
:
1565 case BT_GRAPH_STATUS_CANCELED
:
1566 BT_LOGI_STR("Graph was canceled by user.");
1567 status
= BT_GRAPH_STATUS_OK
;
1569 case BT_GRAPH_STATUS_COMPONENT_REFUSES_PORT_CONNECTION
:
1570 BT_LOGE("A component refused a connection to one of its ports: "
1571 "upstream-comp-addr=%p, upstream-comp-name=\"%s\", "
1572 "upstream-port-addr=%p, upstream-port-name=\"%s\", "
1573 "downstream-comp-addr=%p, downstream-comp-name=\"%s\", "
1574 "downstream-port-addr=%p, downstream-port-name=\"%s\", "
1576 upstream_comp
, bt_component_get_name(upstream_comp
),
1577 upstream_port
, bt_port_get_name(upstream_port
),
1578 downstream_comp
, cfg_conn
->downstream_comp_name
->str
,
1579 downstream_port
, downstream_port_name
,
1580 cfg_conn
->arg
->str
);
1582 "A component refused a connection to one of its ports (`%s` to `%s`): %s\n",
1583 bt_port_get_name(upstream_port
),
1584 downstream_port_name
,
1585 cfg_conn
->arg
->str
);
1588 BT_LOGE("Cannot create connection: graph refuses to connect ports: "
1589 "upstream-comp-addr=%p, upstream-comp-name=\"%s\", "
1590 "upstream-port-addr=%p, upstream-port-name=\"%s\", "
1591 "downstream-comp-addr=%p, downstream-comp-name=\"%s\", "
1592 "downstream-port-addr=%p, downstream-port-name=\"%s\", "
1594 upstream_comp
, bt_component_get_name(upstream_comp
),
1595 upstream_port
, bt_port_get_name(upstream_port
),
1596 downstream_comp
, cfg_conn
->downstream_comp_name
->str
,
1597 downstream_port
, downstream_port_name
,
1598 cfg_conn
->arg
->str
);
1600 "Cannot create connection: graph refuses to connect ports (`%s` to `%s`): %s\n",
1601 bt_port_get_name(upstream_port
),
1602 downstream_port_name
,
1603 cfg_conn
->arg
->str
);
1607 BT_LOGI("Connected component ports: "
1608 "upstream-comp-addr=%p, upstream-comp-name=\"%s\", "
1609 "upstream-port-addr=%p, upstream-port-name=\"%s\", "
1610 "downstream-comp-addr=%p, downstream-comp-name=\"%s\", "
1611 "downstream-port-addr=%p, downstream-port-name=\"%s\", "
1613 upstream_comp
, bt_component_get_name(upstream_comp
),
1614 upstream_port
, bt_port_get_name(upstream_port
),
1615 downstream_comp
, cfg_conn
->downstream_comp_name
->str
,
1616 downstream_port
, downstream_port_name
,
1617 cfg_conn
->arg
->str
);
1619 if (insert_trimmer
) {
1621 * The first connection, from the source to the trimmer,
1622 * has been done. We now connect the trimmer to the
1623 * original downstream port.
1625 ret
= cmd_run_ctx_connect_upstream_port_to_downstream_component(
1626 ctx
, trimmer
, trimmer_output
, cfg_conn
);
1630 ctx
->connect_ports
= true;
1634 * We found a matching downstream port: the search is
1640 /* No downstream port found */
1641 BT_LOGE("Cannot create connection: cannot find a matching downstream port for upstream port: "
1642 "upstream-port-addr=%p, upstream-port-name=\"%s\", "
1643 "downstream-comp-name=\"%s\", conn-arg=\"%s\"",
1644 upstream_port
, bt_port_get_name(upstream_port
),
1645 cfg_conn
->downstream_comp_name
->str
,
1646 cfg_conn
->arg
->str
);
1648 "Cannot create connection: cannot find a matching downstream port for upstream port `%s`: %s\n",
1649 bt_port_get_name(upstream_port
), cfg_conn
->arg
->str
);
1655 free(intersection_begin
);
1656 free(intersection_end
);
1657 BT_PUT(trimmer_params
);
1658 BT_PUT(trimmer_class
);
1660 BT_PUT(trimmer_input
);
1661 BT_PUT(trimmer_output
);
1666 int cmd_run_ctx_connect_upstream_port(struct cmd_run_ctx
*ctx
,
1667 struct bt_port
*upstream_port
)
1670 const char *upstream_port_name
;
1671 const char *upstream_comp_name
;
1672 struct bt_component
*upstream_comp
= NULL
;
1676 assert(upstream_port
);
1677 upstream_port_name
= bt_port_get_name(upstream_port
);
1678 assert(upstream_port_name
);
1679 upstream_comp
= bt_port_get_component(upstream_port
);
1680 if (!upstream_comp
) {
1681 BT_LOGW("Upstream port to connect is not part of a component: "
1682 "port-addr=%p, port-name=\"%s\"",
1683 upstream_port
, upstream_port_name
);
1688 upstream_comp_name
= bt_component_get_name(upstream_comp
);
1689 assert(upstream_comp_name
);
1690 BT_LOGI("Connecting upstream port: comp-addr=%p, comp-name=\"%s\", "
1691 "port-addr=%p, port-name=\"%s\"",
1692 upstream_comp
, upstream_comp_name
,
1693 upstream_port
, upstream_port_name
);
1695 for (i
= 0; i
< ctx
->cfg
->cmd_data
.run
.connections
->len
; i
++) {
1696 struct bt_config_connection
*cfg_conn
=
1698 ctx
->cfg
->cmd_data
.run
.connections
, i
);
1700 if (strcmp(cfg_conn
->upstream_comp_name
->str
,
1701 upstream_comp_name
)) {
1705 if (!bt_common_star_glob_match(
1706 cfg_conn
->upstream_port_glob
->str
,
1707 SIZE_MAX
, upstream_port_name
, SIZE_MAX
)) {
1711 ret
= cmd_run_ctx_connect_upstream_port_to_downstream_component(
1712 ctx
, upstream_comp
, upstream_port
, cfg_conn
);
1714 BT_LOGE("Cannot connect upstream port: "
1715 "port-addr=%p, port-name=\"%s\"",
1717 upstream_port_name
);
1719 "Cannot connect port `%s` of component `%s` to a downstream port: %s\n",
1722 cfg_conn
->arg
->str
);
1728 BT_LOGE("Cannot connect upstream port: port does not match any connection argument: "
1729 "port-addr=%p, port-name=\"%s\"", upstream_port
,
1730 upstream_port_name
);
1732 "Cannot create connection: upstream port `%s` does not match any connection\n",
1733 upstream_port_name
);
1739 bt_put(upstream_comp
);
1744 void graph_port_added_listener(struct bt_port
*port
, void *data
)
1746 struct bt_component
*comp
= NULL
;
1747 struct cmd_run_ctx
*ctx
= data
;
1749 comp
= bt_port_get_component(port
);
1750 BT_LOGI("Port added to a graph's component: comp-addr=%p, "
1751 "comp-name=\"%s\", port-addr=%p, port-name=\"%s\"",
1752 comp
, comp
? bt_component_get_name(comp
) : "",
1753 port
, bt_port_get_name(port
));
1755 if (!ctx
->connect_ports
) {
1760 BT_LOGW_STR("Port has no component.");
1764 if (bt_port_is_connected(port
)) {
1765 BT_LOGW_STR("Port is already connected.");
1769 if (!bt_port_is_output(port
)) {
1770 BT_LOGI_STR("Skipping input port.");
1774 if (cmd_run_ctx_connect_upstream_port(ctx
, port
)) {
1775 BT_LOGF_STR("Cannot connect upstream port.");
1776 fprintf(stderr
, "Added port could not be connected: aborting\n");
1786 void graph_port_removed_listener(struct bt_component
*component
,
1787 struct bt_port
*port
, void *data
)
1789 BT_LOGI("Port removed from a graph's component: comp-addr=%p, "
1790 "comp-name=\"%s\", port-addr=%p, port-name=\"%s\"",
1791 component
, bt_component_get_name(component
),
1792 port
, bt_port_get_name(port
));
1796 void graph_ports_connected_listener(struct bt_port
*upstream_port
,
1797 struct bt_port
*downstream_port
, void *data
)
1799 struct bt_component
*upstream_comp
= bt_port_get_component(upstream_port
);
1800 struct bt_component
*downstream_comp
= bt_port_get_component(downstream_port
);
1802 assert(upstream_comp
);
1803 assert(downstream_comp
);
1804 BT_LOGI("Graph's component ports connected: "
1805 "upstream-comp-addr=%p, upstream-comp-name=\"%s\", "
1806 "upstream-port-addr=%p, upstream-port-name=\"%s\", "
1807 "downstream-comp-addr=%p, downstream-comp-name=\"%s\", "
1808 "downstream-port-addr=%p, downstream-port-name=\"%s\"",
1809 upstream_comp
, bt_component_get_name(upstream_comp
),
1810 upstream_port
, bt_port_get_name(upstream_port
),
1811 downstream_comp
, bt_component_get_name(downstream_comp
),
1812 downstream_port
, bt_port_get_name(downstream_port
));
1813 bt_put(upstream_comp
);
1814 bt_put(downstream_comp
);
1818 void graph_ports_disconnected_listener(
1819 struct bt_component
*upstream_component
,
1820 struct bt_component
*downstream_component
,
1821 struct bt_port
*upstream_port
, struct bt_port
*downstream_port
,
1824 BT_LOGI("Graph's component ports disconnected: "
1825 "upstream-port-addr=%p, upstream-port-name=\"%s\", "
1826 "downstream-port-addr=%p, downstream-port-name=\"%s\"",
1827 upstream_port
, bt_port_get_name(upstream_port
),
1828 downstream_port
, bt_port_get_name(downstream_port
));
1832 void cmd_run_ctx_destroy(struct cmd_run_ctx
*ctx
)
1838 if (ctx
->components
) {
1839 g_hash_table_destroy(ctx
->components
);
1840 ctx
->components
= NULL
;
1843 if (ctx
->intersections
) {
1844 g_hash_table_destroy(ctx
->intersections
);
1845 ctx
->intersections
= NULL
;
1854 int cmd_run_ctx_init(struct cmd_run_ctx
*ctx
, struct bt_config
*cfg
)
1859 ctx
->connect_ports
= false;
1860 ctx
->components
= g_hash_table_new_full(g_direct_hash
, g_direct_equal
,
1862 if (!ctx
->components
) {
1866 if (cfg
->cmd_data
.run
.stream_intersection_mode
) {
1867 ctx
->stream_intersection_mode
= true;
1868 ctx
->intersections
= g_hash_table_new_full(port_id_hash
,
1869 port_id_equal
, port_id_destroy
, trace_range_destroy
);
1870 if (!ctx
->intersections
) {
1875 ctx
->graph
= bt_graph_create();
1880 the_graph
= ctx
->graph
;
1881 ret
= bt_graph_add_port_added_listener(ctx
->graph
,
1882 graph_port_added_listener
, NULL
, ctx
);
1884 BT_LOGE_STR("Cannot add \"port added\" listener to graph.");
1888 ret
= bt_graph_add_port_removed_listener(ctx
->graph
,
1889 graph_port_removed_listener
, NULL
, ctx
);
1891 BT_LOGE_STR("Cannot add \"port removed\" listener to graph.");
1895 ret
= bt_graph_add_ports_connected_listener(ctx
->graph
,
1896 graph_ports_connected_listener
, NULL
, ctx
);
1898 BT_LOGE_STR("Cannot add \"ports connected\" listener to graph.");
1902 ret
= bt_graph_add_ports_disconnected_listener(ctx
->graph
,
1903 graph_ports_disconnected_listener
, NULL
, ctx
);
1905 BT_LOGE_STR("Cannot add \"ports disconnected\" listener to graph.");
1912 cmd_run_ctx_destroy(ctx
);
1920 int set_stream_intersections(struct cmd_run_ctx
*ctx
,
1921 struct bt_config_component
*cfg_comp
,
1922 struct bt_component_class
*comp_cls
)
1926 int64_t trace_count
;
1927 enum bt_value_status value_status
;
1928 const char *path
= NULL
;
1929 struct bt_value
*component_path_value
= NULL
;
1930 struct bt_value
*query_params
= NULL
;
1931 struct bt_value
*query_result
= NULL
;
1932 struct bt_value
*trace_info
= NULL
;
1933 struct bt_value
*intersection_range
= NULL
;
1934 struct bt_value
*intersection_begin
= NULL
;
1935 struct bt_value
*intersection_end
= NULL
;
1936 struct bt_value
*stream_path_value
= NULL
;
1937 struct bt_value
*stream_paths
= NULL
;
1938 struct bt_value
*stream_infos
= NULL
;
1939 struct bt_value
*stream_info
= NULL
;
1940 struct port_id
*port_id
= NULL
;
1941 struct trace_range
*trace_range
= NULL
;
1943 component_path_value
= bt_value_map_get(cfg_comp
->params
, "path");
1944 if (!bt_value_is_string(component_path_value
)) {
1945 BT_LOGD("Cannot get path parameter: component-name=%s",
1946 cfg_comp
->instance_name
->str
);
1951 value_status
= bt_value_string_get(component_path_value
, &path
);
1952 if (value_status
!= BT_VALUE_STATUS_OK
) {
1953 BT_LOGD("Cannot get path string value: component-name=%s",
1954 cfg_comp
->instance_name
->str
);
1959 query_params
= bt_value_map_create();
1960 if (!query_params
) {
1961 BT_LOGE_STR("Cannot create query parameters.");
1966 value_status
= bt_value_map_insert(query_params
, "path", component_path_value
);
1967 if (value_status
!= BT_VALUE_STATUS_OK
) {
1968 BT_LOGE_STR("Cannot insert path parameter in query paramater map.");
1973 query_result
= bt_component_class_query(comp_cls
, "trace-info",
1975 if (!query_result
) {
1976 BT_LOGD("Component class \'%s\' does not support the \'trace-info\' query.",
1977 bt_component_class_get_name(comp_cls
));
1982 if (!bt_value_is_array(query_result
)) {
1983 BT_LOGD("Unexpected format of \'trace-info\' query result: "
1984 "component-class-name=%s",
1985 bt_component_class_get_name(comp_cls
));
1990 trace_count
= bt_value_array_size(query_result
);
1991 if (trace_count
< 0) {
1996 for (trace_idx
= 0; trace_idx
< trace_count
; trace_idx
++) {
1998 uint64_t stream_idx
;
1999 int64_t stream_count
;
2001 trace_info
= bt_value_array_get(query_result
, trace_idx
);
2002 if (!trace_info
|| !bt_value_is_map(trace_info
)) {
2004 BT_LOGD_STR("Cannot retrieve trace from query result.");
2008 intersection_range
= bt_value_map_get(trace_info
,
2009 "intersection-range-ns");
2010 if (!intersection_range
) {
2012 BT_LOGD_STR("Cannot retrieve \'intersetion-range-ns\' field from query result.");
2016 intersection_begin
= bt_value_map_get(intersection_range
,
2018 if (!intersection_begin
) {
2020 BT_LOGD_STR("Cannot retrieve intersection-range-ns \'begin\' field from query result.");
2024 intersection_end
= bt_value_map_get(intersection_range
,
2026 if (!intersection_end
) {
2028 BT_LOGD_STR("Cannot retrieve intersection-range-ns \'end\' field from query result.");
2032 value_status
= bt_value_integer_get(intersection_begin
, &begin
);
2033 if (value_status
!= BT_VALUE_STATUS_OK
) {
2035 BT_LOGD_STR("Cannot retrieve value of intersection-range-ns \'begin\' field from query result.");
2039 value_status
= bt_value_integer_get(intersection_end
, &end
);
2040 if (value_status
!= BT_VALUE_STATUS_OK
) {
2042 BT_LOGD_STR("Cannot retrieve value of intersection-range-ns \'end\' field from query result.");
2046 if (begin
< 0 || end
< 0 || end
< begin
) {
2047 BT_LOGW("Invalid trace stream intersection values: "
2048 "intersection-range-ns:begin=%" PRId64
2049 ", intersection-range-ns:end=%" PRId64
,
2055 stream_infos
= bt_value_map_get(trace_info
, "streams");
2056 if (!stream_infos
|| !bt_value_is_array(stream_infos
)) {
2058 BT_LOGD_STR("Cannot retrieve stream informations from trace in query result.");
2062 stream_count
= bt_value_array_size(stream_infos
);
2063 if (stream_count
< 0) {
2071 * The first path of a stream's "paths" is currently used to
2072 * associate streams/ports to a given trace intersection.
2074 * This is a fragile hack as it relies on the port names
2075 * being set to the various streams path.
2077 * A stream name should be introduced as part of the trace-info
2080 for (stream_idx
= 0; stream_idx
< stream_count
; stream_idx
++) {
2081 const char *stream_path
;
2083 port_id
= g_new0(struct port_id
, 1);
2086 BT_LOGE_STR("Cannot allocate memory for port_id structure.");
2089 port_id
->instance_name
= strdup(cfg_comp
->instance_name
->str
);
2090 if (!port_id
->instance_name
) {
2092 BT_LOGE_STR("Cannot allocate memory for port_id component instance name.");
2096 trace_range
= g_new0(struct trace_range
, 1);
2099 BT_LOGE_STR("Cannot allocate memory for trace_range structure.");
2102 trace_range
->intersection_range_begin_ns
= begin
;
2103 trace_range
->intersection_range_end_ns
= end
;
2105 stream_info
= bt_value_array_get(stream_infos
,
2107 if (!stream_info
|| !bt_value_is_map(stream_info
)) {
2109 BT_LOGD_STR("Cannot retrieve stream informations from trace in query result.");
2113 stream_paths
= bt_value_map_get(stream_info
, "paths");
2114 if (!stream_paths
|| !bt_value_is_array(stream_paths
)) {
2116 BT_LOGD_STR("Cannot retrieve stream paths from trace in query result.");
2120 stream_path_value
= bt_value_array_get(stream_paths
, 0);
2121 if (!stream_path_value
||
2122 !bt_value_is_string(stream_path_value
)) {
2124 BT_LOGD_STR("Cannot retrieve stream path value from trace in query result.");
2128 value_status
= bt_value_string_get(stream_path_value
,
2130 if (value_status
!= BT_VALUE_STATUS_OK
) {
2135 port_id
->port_name
= strdup(stream_path
);
2136 if (!port_id
->port_name
) {
2138 BT_LOGE_STR("Cannot allocate memory for port_id port_name.");
2142 BT_LOGD("Inserting stream intersection ");
2144 g_hash_table_insert(ctx
->intersections
, port_id
, trace_range
);
2148 BT_PUT(stream_info
);
2149 BT_PUT(stream_paths
);
2150 BT_PUT(stream_path_value
);
2154 BT_PUT(stream_paths
);
2155 BT_PUT(stream_path_value
);
2156 BT_PUT(intersection_range
);
2157 BT_PUT(intersection_begin
);
2158 BT_PUT(intersection_end
);
2159 BT_PUT(stream_paths
);
2160 BT_PUT(stream_path_value
);
2166 fprintf(stderr
, "%s%sCannot determine stream intersection of trace at path \'%s\'.%s\n",
2167 bt_common_color_bold(),
2168 bt_common_color_fg_yellow(),
2169 path
? path
: "(unknown)",
2170 bt_common_color_reset());
2172 bt_put(component_path_value
);
2173 bt_put(query_params
);
2174 bt_put(query_result
);
2176 bt_put(intersection_range
);
2177 bt_put(intersection_begin
);
2178 bt_put(intersection_end
);
2179 bt_put(stream_infos
);
2180 bt_put(stream_info
);
2181 bt_put(stream_paths
);
2182 bt_put(stream_path_value
);
2184 g_free(trace_range
);
2189 int cmd_run_ctx_create_components_from_config_components(
2190 struct cmd_run_ctx
*ctx
, GPtrArray
*cfg_components
)
2193 struct bt_component_class
*comp_cls
= NULL
;
2194 struct bt_component
*comp
= NULL
;
2197 for (i
= 0; i
< cfg_components
->len
; i
++) {
2198 struct bt_config_component
*cfg_comp
=
2199 g_ptr_array_index(cfg_components
, i
);
2202 comp_cls
= find_component_class(cfg_comp
->plugin_name
->str
,
2203 cfg_comp
->comp_cls_name
->str
, cfg_comp
->type
);
2205 BT_LOGE("Cannot find component class: plugin-name=\"%s\", "
2206 "comp-cls-name=\"%s\", comp-cls-type=%d",
2207 cfg_comp
->plugin_name
->str
,
2208 cfg_comp
->comp_cls_name
->str
,
2210 fprintf(stderr
, "%s%sCannot find component class %s",
2211 bt_common_color_bold(),
2212 bt_common_color_fg_red(),
2213 bt_common_color_reset());
2214 print_plugin_comp_cls_opt(stderr
,
2215 cfg_comp
->plugin_name
->str
,
2216 cfg_comp
->comp_cls_name
->str
,
2218 fprintf(stderr
, "\n");
2222 ret
= bt_graph_add_component(ctx
->graph
, comp_cls
,
2223 cfg_comp
->instance_name
->str
, cfg_comp
->params
, &comp
);
2225 BT_LOGE("Cannot create component: plugin-name=\"%s\", "
2226 "comp-cls-name=\"%s\", comp-cls-type=%d, "
2228 cfg_comp
->plugin_name
->str
,
2229 cfg_comp
->comp_cls_name
->str
,
2230 cfg_comp
->type
, cfg_comp
->instance_name
->str
);
2231 fprintf(stderr
, "%s%sCannot create component `%s`%s\n",
2232 bt_common_color_bold(),
2233 bt_common_color_fg_red(),
2234 cfg_comp
->instance_name
->str
,
2235 bt_common_color_reset());
2239 if (ctx
->stream_intersection_mode
&&
2240 cfg_comp
->type
== BT_COMPONENT_CLASS_TYPE_SOURCE
) {
2241 ret
= set_stream_intersections(ctx
, cfg_comp
, comp_cls
);
2247 BT_LOGI("Created and inserted component: comp-addr=%p, comp-name=\"%s\"",
2248 comp
, cfg_comp
->instance_name
->str
);
2249 quark
= g_quark_from_string(cfg_comp
->instance_name
->str
);
2251 g_hash_table_insert(ctx
->components
,
2252 GUINT_TO_POINTER(quark
), comp
);
2269 int cmd_run_ctx_create_components(struct cmd_run_ctx
*ctx
)
2274 * Make sure that, during this phase, our graph's "port added"
2275 * listener does not connect ports while we are creating the
2276 * components because we have a special, initial phase for
2279 ctx
->connect_ports
= false;
2281 ret
= cmd_run_ctx_create_components_from_config_components(
2282 ctx
, ctx
->cfg
->cmd_data
.run
.sources
);
2288 ret
= cmd_run_ctx_create_components_from_config_components(
2289 ctx
, ctx
->cfg
->cmd_data
.run
.filters
);
2295 ret
= cmd_run_ctx_create_components_from_config_components(
2296 ctx
, ctx
->cfg
->cmd_data
.run
.sinks
);
2307 int cmd_run_ctx_connect_comp_ports(struct cmd_run_ctx
*ctx
,
2308 struct bt_component
*comp
,
2309 int64_t (*port_count_fn
)(struct bt_component
*),
2310 struct bt_port
*(*port_by_index_fn
)(struct bt_component
*, uint64_t))
2316 count
= port_count_fn(comp
);
2319 for (i
= 0; i
< count
; i
++) {
2320 struct bt_port
*upstream_port
= port_by_index_fn(comp
, i
);
2322 assert(upstream_port
);
2323 ret
= cmd_run_ctx_connect_upstream_port(ctx
, upstream_port
);
2324 bt_put(upstream_port
);
2335 int cmd_run_ctx_connect_ports(struct cmd_run_ctx
*ctx
)
2338 GHashTableIter iter
;
2339 gpointer g_name_quark
, g_comp
;
2341 ctx
->connect_ports
= true;
2342 g_hash_table_iter_init(&iter
, ctx
->components
);
2344 while (g_hash_table_iter_next(&iter
, &g_name_quark
, &g_comp
)) {
2345 int64_t (*port_count_fn
)(struct bt_component
*);
2346 struct bt_port
*(*port_by_index_fn
)(struct bt_component
*, uint64_t);
2348 if (bt_component_is_source(g_comp
)) {
2350 bt_component_source_get_output_port_count
;
2352 bt_component_source_get_output_port_by_index
;
2353 } else if (bt_component_is_filter(g_comp
)) {
2355 bt_component_filter_get_output_port_count
;
2357 bt_component_filter_get_output_port_by_index
;
2362 ret
= cmd_run_ctx_connect_comp_ports(ctx
,
2363 g_comp
, port_count_fn
, port_by_index_fn
);
2374 const char *bt_graph_status_str(enum bt_graph_status status
)
2377 case BT_GRAPH_STATUS_CANCELED
:
2378 return "BT_GRAPH_STATUS_CANCELED";
2379 case BT_GRAPH_STATUS_AGAIN
:
2380 return "BT_GRAPH_STATUS_AGAIN";
2381 case BT_GRAPH_STATUS_END
:
2382 return "BT_GRAPH_STATUS_END";
2383 case BT_GRAPH_STATUS_OK
:
2384 return "BT_GRAPH_STATUS_OK";
2385 case BT_GRAPH_STATUS_INVALID
:
2386 return "BT_GRAPH_STATUS_INVALID";
2387 case BT_GRAPH_STATUS_NO_SINK
:
2388 return "BT_GRAPH_STATUS_NO_SINK";
2389 case BT_GRAPH_STATUS_ERROR
:
2390 return "BT_GRAPH_STATUS_ERROR";
2397 int cmd_run(struct bt_config
*cfg
)
2400 struct cmd_run_ctx ctx
= { 0 };
2402 /* Initialize the command's context and the graph object */
2403 if (cmd_run_ctx_init(&ctx
, cfg
)) {
2404 BT_LOGE_STR("Cannot initialize the command's context.");
2405 fprintf(stderr
, "Cannot initialize the command's context\n");
2410 BT_LOGI_STR("Canceled by user before creating components.");
2414 BT_LOGI_STR("Creating components.");
2416 /* Create the requested component instances */
2417 if (cmd_run_ctx_create_components(&ctx
)) {
2418 BT_LOGE_STR("Cannot create components.");
2419 fprintf(stderr
, "Cannot create components\n");
2424 BT_LOGI_STR("Canceled by user before connecting components.");
2428 BT_LOGI_STR("Connecting components.");
2430 /* Connect the initially visible component ports */
2431 if (cmd_run_ctx_connect_ports(&ctx
)) {
2432 BT_LOGE_STR("Cannot connect initial component ports.");
2433 fprintf(stderr
, "Cannot connect initial component ports\n");
2438 BT_LOGI_STR("Canceled by user before running the graph.");
2442 BT_LOGI_STR("Running the graph.");
2446 enum bt_graph_status graph_status
= bt_graph_run(ctx
.graph
);
2449 * Reset console in case something messed with console
2450 * codes during the graph's execution.
2452 printf("%s", bt_common_color_reset());
2454 fprintf(stderr
, "%s", bt_common_color_reset());
2455 BT_LOGV("bt_graph_run() returned: status=%s",
2456 bt_graph_status_str(graph_status
));
2458 switch (graph_status
) {
2459 case BT_GRAPH_STATUS_OK
:
2461 case BT_GRAPH_STATUS_CANCELED
:
2462 BT_LOGI_STR("Graph was canceled by user.");
2464 case BT_GRAPH_STATUS_AGAIN
:
2465 if (bt_graph_is_canceled(ctx
.graph
)) {
2466 BT_LOGI_STR("Graph was canceled by user.");
2470 if (cfg
->cmd_data
.run
.retry_duration_us
> 0) {
2471 BT_LOGV("Got BT_GRAPH_STATUS_AGAIN: sleeping: "
2473 cfg
->cmd_data
.run
.retry_duration_us
);
2475 if (usleep(cfg
->cmd_data
.run
.retry_duration_us
)) {
2476 if (bt_graph_is_canceled(ctx
.graph
)) {
2477 BT_LOGI_STR("Graph was canceled by user.");
2483 case BT_COMPONENT_STATUS_END
:
2486 BT_LOGE_STR("Graph failed to complete successfully");
2487 fprintf(stderr
, "Graph failed to complete successfully\n");
2500 cmd_run_ctx_destroy(&ctx
);
2505 void warn_command_name_and_directory_clash(struct bt_config
*cfg
)
2507 const char *env_clash
;
2509 if (!cfg
->command_name
) {
2513 env_clash
= getenv(ENV_BABELTRACE_WARN_COMMAND_NAME_DIRECTORY_CLASH
);
2514 if (env_clash
&& strcmp(env_clash
, "0") == 0) {
2518 if (g_file_test(cfg
->command_name
,
2519 G_FILE_TEST_EXISTS
| G_FILE_TEST_IS_DIR
)) {
2520 fprintf(stderr
, "\nNOTE: The `%s` command was executed. If you meant to convert a\n",
2522 fprintf(stderr
, "trace located in the local `%s` directory, please use:\n",
2524 fprintf(stderr
, "\n");
2525 fprintf(stderr
, " babeltrace convert %s [OPTIONS]\n",
2531 void init_log_level(void)
2533 bt_cli_log_level
= bt_log_get_level_from_env(ENV_BABELTRACE_CLI_LOG_LEVEL
);
2537 void set_auto_log_levels(struct bt_config
*cfg
)
2539 const char **env_var_name
;
2542 * Override the configuration's default log level if
2543 * BABELTRACE_VERBOSE or BABELTRACE_DEBUG environment variables
2544 * are found for backward compatibility with legacy Babetrace 1.
2546 if (getenv("BABELTRACE_DEBUG") &&
2547 strcmp(getenv("BABELTRACE_DEBUG"), "1") == 0) {
2548 cfg
->log_level
= 'V';
2549 } else if (getenv("BABELTRACE_VERBOSE") &&
2550 strcmp(getenv("BABELTRACE_VERBOSE"), "1") == 0) {
2551 cfg
->log_level
= 'I';
2555 * Set log levels according to --debug or --verbose. For
2556 * backward compatibility, --debug is more verbose than
2559 * --verbose: INFO log level
2560 * --debug: VERBOSE log level (includes DEBUG, which is
2561 * is less verbose than VERBOSE in the internal
2562 * logging framework)
2564 if (!getenv("BABELTRACE_LOGGING_GLOBAL_LEVEL")) {
2566 bt_logging_set_global_level(BT_LOGGING_LEVEL_INFO
);
2567 } else if (cfg
->debug
) {
2568 bt_logging_set_global_level(BT_LOGGING_LEVEL_VERBOSE
);
2571 * Set library's default log level if not
2572 * explicitly specified.
2574 switch (cfg
->log_level
) {
2576 bt_logging_set_global_level(BT_LOGGING_LEVEL_NONE
);
2579 bt_logging_set_global_level(BT_LOGGING_LEVEL_VERBOSE
);
2582 bt_logging_set_global_level(BT_LOGGING_LEVEL_DEBUG
);
2585 bt_logging_set_global_level(BT_LOGGING_LEVEL_INFO
);
2588 bt_logging_set_global_level(BT_LOGGING_LEVEL_WARN
);
2591 bt_logging_set_global_level(BT_LOGGING_LEVEL_ERROR
);
2594 bt_logging_set_global_level(BT_LOGGING_LEVEL_FATAL
);
2602 if (!getenv(ENV_BABELTRACE_CLI_LOG_LEVEL
)) {
2604 bt_cli_log_level
= BT_LOG_INFO
;
2605 } else if (cfg
->debug
) {
2606 bt_cli_log_level
= BT_LOG_VERBOSE
;
2609 * Set CLI's default log level if not explicitly
2612 switch (cfg
->log_level
) {
2614 bt_cli_log_level
= BT_LOG_NONE
;
2617 bt_cli_log_level
= BT_LOG_VERBOSE
;
2620 bt_cli_log_level
= BT_LOG_DEBUG
;
2623 bt_cli_log_level
= BT_LOG_INFO
;
2626 bt_cli_log_level
= BT_LOG_WARN
;
2629 bt_cli_log_level
= BT_LOG_ERROR
;
2632 bt_cli_log_level
= BT_LOG_FATAL
;
2640 env_var_name
= log_level_env_var_names
;
2642 while (*env_var_name
) {
2643 if (!getenv(*env_var_name
)) {
2645 g_setenv(*env_var_name
, "I", 1);
2646 } else if (cfg
->debug
) {
2647 g_setenv(*env_var_name
, "V", 1);
2649 char val
[2] = { 0 };
2652 * Set module's default log level if not
2653 * explicitly specified.
2655 val
[0] = cfg
->log_level
;
2656 g_setenv(*env_var_name
, val
, 1);
2664 int main(int argc
, const char **argv
)
2668 struct bt_config
*cfg
;
2671 set_signal_handler();
2673 cfg
= bt_config_cli_args_create_with_default(argc
, argv
, &retcode
);
2676 /* Quit without errors; typically usage/version */
2678 BT_LOGI_STR("Quitting without errors.");
2683 BT_LOGE("Command-line error: retcode=%d", retcode
);
2688 BT_LOGE_STR("Failed to create a valid Babeltrace configuration.");
2689 fprintf(stderr
, "Failed to create Babeltrace configuration\n");
2694 set_auto_log_levels(cfg
);
2697 if (cfg
->command_needs_plugins
) {
2698 ret
= load_all_plugins(cfg
->plugin_paths
);
2700 BT_LOGE("Failed to load plugins: ret=%d", ret
);
2706 BT_LOGI("Executing command: cmd=%d, command-name=\"%s\"",
2707 cfg
->command
, cfg
->command_name
);
2709 switch (cfg
->command
) {
2710 case BT_CONFIG_COMMAND_RUN
:
2713 case BT_CONFIG_COMMAND_LIST_PLUGINS
:
2714 ret
= cmd_list_plugins(cfg
);
2716 case BT_CONFIG_COMMAND_HELP
:
2717 ret
= cmd_help(cfg
);
2719 case BT_CONFIG_COMMAND_QUERY
:
2720 ret
= cmd_query(cfg
);
2722 case BT_CONFIG_COMMAND_PRINT_CTF_METADATA
:
2723 ret
= cmd_print_ctf_metadata(cfg
);
2725 case BT_CONFIG_COMMAND_PRINT_LTTNG_LIVE_SESSIONS
:
2726 ret
= cmd_print_lttng_live_sessions(cfg
);
2729 BT_LOGF("Invalid/unknown command: cmd=%d", cfg
->command
);
2733 BT_LOGI("Command completed: cmd=%d, command-name=\"%s\", ret=%d",
2734 cfg
->command
, cfg
->command_name
, ret
);
2735 warn_command_name_and_directory_clash(cfg
);
2736 retcode
= ret
? 1 : 0;