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());
761 printf(" %sPath%s: %s\n", bt_common_color_bold(),
762 bt_common_color_reset(), path
);
767 if (version_status
== BT_PLUGIN_STATUS_OK
) {
768 printf(" %sVersion%s: %u.%u.%u",
769 bt_common_color_bold(), bt_common_color_reset(),
770 major
, minor
, patch
);
779 printf(" %sDescription%s: %s\n", bt_common_color_bold(),
780 bt_common_color_reset(),
781 plugin_description
? plugin_description
: "(None)");
782 printf(" %sAuthor%s: %s\n", bt_common_color_bold(),
783 bt_common_color_reset(), author
? author
: "(Unknown)");
784 printf(" %sLicense%s: %s\n", bt_common_color_bold(),
785 bt_common_color_reset(),
786 license
? license
: "(Unknown)");
790 int cmd_query(struct bt_config
*cfg
)
793 struct bt_component_class
*comp_cls
= NULL
;
794 struct bt_value
*results
= NULL
;
796 comp_cls
= find_component_class(cfg
->cmd_data
.query
.cfg_component
->plugin_name
->str
,
797 cfg
->cmd_data
.query
.cfg_component
->comp_cls_name
->str
,
798 cfg
->cmd_data
.query
.cfg_component
->type
);
800 BT_LOGE("Cannot find component class: plugin-name=\"%s\", "
801 "comp-cls-name=\"%s\", comp-cls-type=%d",
802 cfg
->cmd_data
.query
.cfg_component
->plugin_name
->str
,
803 cfg
->cmd_data
.query
.cfg_component
->comp_cls_name
->str
,
804 cfg
->cmd_data
.query
.cfg_component
->type
);
805 fprintf(stderr
, "%s%sCannot find component class %s",
806 bt_common_color_bold(),
807 bt_common_color_fg_red(),
808 bt_common_color_reset());
809 print_plugin_comp_cls_opt(stderr
,
810 cfg
->cmd_data
.query
.cfg_component
->plugin_name
->str
,
811 cfg
->cmd_data
.query
.cfg_component
->comp_cls_name
->str
,
812 cfg
->cmd_data
.query
.cfg_component
->type
);
813 fprintf(stderr
, "\n");
818 results
= bt_component_class_query(comp_cls
,
819 cfg
->cmd_data
.query
.object
->str
,
820 cfg
->cmd_data
.query
.cfg_component
->params
);
822 BT_LOGE("Failed to query component class: plugin-name=\"%s\", "
823 "comp-cls-name=\"%s\", comp-cls-type=%d "
825 cfg
->cmd_data
.query
.cfg_component
->plugin_name
->str
,
826 cfg
->cmd_data
.query
.cfg_component
->comp_cls_name
->str
,
827 cfg
->cmd_data
.query
.cfg_component
->type
,
828 cfg
->cmd_data
.query
.object
->str
);
829 fprintf(stderr
, "%s%sFailed to query info to %s",
830 bt_common_color_bold(),
831 bt_common_color_fg_red(),
832 bt_common_color_reset());
833 print_plugin_comp_cls_opt(stderr
,
834 cfg
->cmd_data
.query
.cfg_component
->plugin_name
->str
,
835 cfg
->cmd_data
.query
.cfg_component
->comp_cls_name
->str
,
836 cfg
->cmd_data
.query
.cfg_component
->type
);
837 fprintf(stderr
, "%s%s with object `%s`%s\n",
838 bt_common_color_bold(),
839 bt_common_color_fg_red(),
840 cfg
->cmd_data
.query
.object
->str
,
841 bt_common_color_reset());
846 print_value(stdout
, results
, 0);
855 int cmd_help(struct bt_config
*cfg
)
858 struct bt_plugin
*plugin
= NULL
;
861 plugin
= find_plugin(cfg
->cmd_data
.help
.cfg_component
->plugin_name
->str
);
863 BT_LOGE("Cannot find plugin: plugin-name=\"%s\"",
864 cfg
->cmd_data
.help
.cfg_component
->plugin_name
->str
);
865 fprintf(stderr
, "%s%sCannot find plugin %s%s%s\n",
866 bt_common_color_bold(), bt_common_color_fg_red(),
867 bt_common_color_fg_blue(),
868 cfg
->cmd_data
.help
.cfg_component
->plugin_name
->str
,
869 bt_common_color_reset());
874 print_plugin_info(plugin
);
875 printf(" %sComponent classes%s: %d\n",
876 bt_common_color_bold(),
877 bt_common_color_reset(),
878 (int) bt_plugin_get_component_class_count(plugin
));
881 if (cfg
->cmd_data
.help
.cfg_component
->type
!=
882 BT_COMPONENT_CLASS_TYPE_UNKNOWN
) {
883 struct bt_component_class
*needed_comp_cls
=
884 find_component_class(
885 cfg
->cmd_data
.help
.cfg_component
->plugin_name
->str
,
886 cfg
->cmd_data
.help
.cfg_component
->comp_cls_name
->str
,
887 cfg
->cmd_data
.help
.cfg_component
->type
);
889 if (!needed_comp_cls
) {
890 BT_LOGE("Cannot find component class: plugin-name=\"%s\", "
891 "comp-cls-name=\"%s\", comp-cls-type=%d",
892 cfg
->cmd_data
.help
.cfg_component
->plugin_name
->str
,
893 cfg
->cmd_data
.help
.cfg_component
->comp_cls_name
->str
,
894 cfg
->cmd_data
.help
.cfg_component
->type
);
895 fprintf(stderr
, "\n%s%sCannot find component class %s",
896 bt_common_color_bold(),
897 bt_common_color_fg_red(),
898 bt_common_color_reset());
899 print_plugin_comp_cls_opt(stderr
,
900 cfg
->cmd_data
.help
.cfg_component
->plugin_name
->str
,
901 cfg
->cmd_data
.help
.cfg_component
->comp_cls_name
->str
,
902 cfg
->cmd_data
.help
.cfg_component
->type
);
903 fprintf(stderr
, "\n");
908 bt_put(needed_comp_cls
);
911 for (i
= 0; i
< bt_plugin_get_component_class_count(plugin
); i
++) {
912 struct bt_component_class
*comp_cls
=
913 bt_plugin_get_component_class_by_index(plugin
, i
);
914 const char *comp_class_name
=
915 bt_component_class_get_name(comp_cls
);
916 const char *comp_class_description
=
917 bt_component_class_get_description(comp_cls
);
918 const char *comp_class_help
=
919 bt_component_class_get_help(comp_cls
);
920 enum bt_component_class_type type
=
921 bt_component_class_get_type(comp_cls
);
925 if (cfg
->cmd_data
.help
.cfg_component
->type
!=
926 BT_COMPONENT_CLASS_TYPE_UNKNOWN
) {
927 if (strcmp(cfg
->cmd_data
.help
.cfg_component
->comp_cls_name
->str
,
928 comp_class_name
) != 0 &&
930 cfg
->cmd_data
.help
.cfg_component
->type
) {
937 print_plugin_comp_cls_opt(stdout
,
938 cfg
->cmd_data
.help
.cfg_component
->plugin_name
->str
,
942 printf(" %sDescription%s: %s\n", bt_common_color_bold(),
943 bt_common_color_reset(),
944 comp_class_description
? comp_class_description
: "(None)");
946 if (comp_class_help
) {
947 printf("\n%s\n", comp_class_help
);
959 int cmd_list_plugins(struct bt_config
*cfg
)
962 int plugins_count
, component_classes_count
= 0, i
;
964 printf("From the following plugin paths:\n\n");
965 print_value(stdout
, cfg
->plugin_paths
, 2);
967 plugins_count
= loaded_plugins
->len
;
968 if (plugins_count
== 0) {
969 printf("No plugins found.\n");
973 for (i
= 0; i
< plugins_count
; i
++) {
974 struct bt_plugin
*plugin
= g_ptr_array_index(loaded_plugins
, i
);
976 component_classes_count
+= bt_plugin_get_component_class_count(plugin
);
979 printf("Found %s%d%s component classes in %s%d%s plugins.\n",
980 bt_common_color_bold(),
981 component_classes_count
,
982 bt_common_color_reset(),
983 bt_common_color_bold(),
985 bt_common_color_reset());
987 for (i
= 0; i
< plugins_count
; i
++) {
989 struct bt_plugin
*plugin
= g_ptr_array_index(loaded_plugins
, i
);
991 component_classes_count
=
992 bt_plugin_get_component_class_count(plugin
);
994 print_plugin_info(plugin
);
996 if (component_classes_count
== 0) {
997 printf(" %sComponent classes%s: (none)\n",
998 bt_common_color_bold(),
999 bt_common_color_reset());
1001 printf(" %sComponent classes%s:\n",
1002 bt_common_color_bold(),
1003 bt_common_color_reset());
1006 for (j
= 0; j
< component_classes_count
; j
++) {
1007 struct bt_component_class
*comp_class
=
1008 bt_plugin_get_component_class_by_index(
1010 const char *comp_class_name
=
1011 bt_component_class_get_name(comp_class
);
1012 const char *comp_class_description
=
1013 bt_component_class_get_description(comp_class
);
1014 enum bt_component_class_type type
=
1015 bt_component_class_get_type(comp_class
);
1018 print_plugin_comp_cls_opt(stdout
,
1019 bt_plugin_get_name(plugin
), comp_class_name
,
1022 if (comp_class_description
) {
1023 printf(": %s", comp_class_description
);
1036 int cmd_print_lttng_live_sessions(struct bt_config
*cfg
)
1039 struct bt_component_class
*comp_cls
= NULL
;
1040 struct bt_value
*results
= NULL
;
1041 struct bt_value
*params
= NULL
;
1042 struct bt_value
*map
= NULL
;
1043 struct bt_value
*v
= NULL
;
1044 static const char * const plugin_name
= "ctf";
1045 static const char * const comp_cls_name
= "lttng-live";
1046 static const enum bt_component_class_type comp_cls_type
=
1047 BT_COMPONENT_CLASS_TYPE_SOURCE
;
1048 int64_t array_size
, i
;
1050 assert(cfg
->cmd_data
.print_lttng_live_sessions
.url
);
1051 comp_cls
= find_component_class(plugin_name
, comp_cls_name
,
1054 BT_LOGE("Cannot find component class: plugin-name=\"%s\", "
1055 "comp-cls-name=\"%s\", comp-cls-type=%d",
1056 plugin_name
, comp_cls_name
,
1057 BT_COMPONENT_CLASS_TYPE_SOURCE
);
1058 fprintf(stderr
, "%s%sCannot find component class %s",
1059 bt_common_color_bold(),
1060 bt_common_color_fg_red(),
1061 bt_common_color_reset());
1062 print_plugin_comp_cls_opt(stderr
, plugin_name
,
1063 comp_cls_name
, comp_cls_type
);
1064 fprintf(stderr
, "\n");
1068 params
= bt_value_map_create();
1073 ret
= bt_value_map_insert_string(params
, "url",
1074 cfg
->cmd_data
.print_lttng_live_sessions
.url
->str
);
1079 results
= bt_component_class_query(comp_cls
, "sessions",
1082 BT_LOGE_STR("Failed to query for sessions.");
1083 fprintf(stderr
, "%s%sFailed to request sessions%s\n",
1084 bt_common_color_bold(),
1085 bt_common_color_fg_red(),
1086 bt_common_color_reset());
1090 if (!bt_value_is_array(results
)) {
1091 BT_LOGE_STR("Expecting an array for sessions query.");
1092 fprintf(stderr
, "%s%sUnexpected type returned by session query%s\n",
1093 bt_common_color_bold(),
1094 bt_common_color_fg_red(),
1095 bt_common_color_reset());
1099 array_size
= bt_value_array_size(results
);
1100 for (i
= 0; i
< array_size
; i
++) {
1101 const char *url_text
;
1102 int64_t timer_us
, streams
, clients
;
1104 map
= bt_value_array_get(results
, i
);
1106 BT_LOGE_STR("Unexpected empty array entry.");
1109 if (!bt_value_is_map(map
)) {
1110 BT_LOGE_STR("Unexpected entry type.");
1114 v
= bt_value_map_get(map
, "url");
1116 BT_LOGE_STR("Unexpected empty array \"url\" entry.");
1119 ret
= bt_value_string_get(v
, &url_text
);
1121 printf("%s", url_text
);
1124 v
= bt_value_map_get(map
, "timer-us");
1126 BT_LOGE_STR("Unexpected empty array \"timer-us\" entry.");
1129 ret
= bt_value_integer_get(v
, &timer_us
);
1131 printf(" (timer = %" PRIu64
", ", timer_us
);
1134 v
= bt_value_map_get(map
, "stream-count");
1136 BT_LOGE_STR("Unexpected empty array \"stream-count\" entry.");
1139 ret
= bt_value_integer_get(v
, &streams
);
1141 printf("%" PRIu64
" stream(s), ", streams
);
1144 v
= bt_value_map_get(map
, "client-count");
1146 BT_LOGE_STR("Unexpected empty array \"client-count\" entry.");
1149 ret
= bt_value_integer_get(v
, &clients
);
1151 printf("%" PRIu64
" client(s) connected)\n", clients
);
1170 int cmd_print_ctf_metadata(struct bt_config
*cfg
)
1173 struct bt_component_class
*comp_cls
= NULL
;
1174 struct bt_value
*results
= NULL
;
1175 struct bt_value
*params
= NULL
;
1176 struct bt_value
*metadata_text_value
= NULL
;
1177 const char *metadata_text
= NULL
;
1178 static const char * const plugin_name
= "ctf";
1179 static const char * const comp_cls_name
= "fs";
1180 static const enum bt_component_class_type comp_cls_type
=
1181 BT_COMPONENT_CLASS_TYPE_SOURCE
;
1183 assert(cfg
->cmd_data
.print_ctf_metadata
.path
);
1184 comp_cls
= find_component_class(plugin_name
, comp_cls_name
,
1187 BT_LOGE("Cannot find component class: plugin-name=\"%s\", "
1188 "comp-cls-name=\"%s\", comp-cls-type=%d",
1189 plugin_name
, comp_cls_name
,
1190 BT_COMPONENT_CLASS_TYPE_SOURCE
);
1191 fprintf(stderr
, "%s%sCannot find component class %s",
1192 bt_common_color_bold(),
1193 bt_common_color_fg_red(),
1194 bt_common_color_reset());
1195 print_plugin_comp_cls_opt(stderr
, plugin_name
,
1196 comp_cls_name
, comp_cls_type
);
1197 fprintf(stderr
, "\n");
1202 params
= bt_value_map_create();
1208 ret
= bt_value_map_insert_string(params
, "path",
1209 cfg
->cmd_data
.print_ctf_metadata
.path
->str
);
1215 results
= bt_component_class_query(comp_cls
, "metadata-info",
1219 BT_LOGE_STR("Failed to query for metadata info.");
1220 fprintf(stderr
, "%s%sFailed to request metadata info%s\n",
1221 bt_common_color_bold(),
1222 bt_common_color_fg_red(),
1223 bt_common_color_reset());
1227 metadata_text_value
= bt_value_map_get(results
, "text");
1228 if (!metadata_text_value
) {
1229 BT_LOGE_STR("Cannot find `text` string value in the resulting metadata info object.");
1234 ret
= bt_value_string_get(metadata_text_value
, &metadata_text
);
1236 printf("%s\n", metadata_text
);
1241 bt_put(metadata_text_value
);
1247 char *instance_name
;
1251 struct trace_range
{
1252 uint64_t intersection_range_begin_ns
;
1253 uint64_t intersection_range_end_ns
;
1257 guint
port_id_hash(gconstpointer v
)
1259 const struct port_id
*id
= v
;
1261 assert(id
->instance_name
);
1262 assert(id
->port_name
);
1264 return g_str_hash(id
->instance_name
) ^ g_str_hash(id
->port_name
);
1268 gboolean
port_id_equal(gconstpointer v1
, gconstpointer v2
)
1270 const struct port_id
*id1
= v1
;
1271 const struct port_id
*id2
= v2
;
1273 return !strcmp(id1
->instance_name
, id2
->instance_name
) &&
1274 !strcmp(id1
->port_name
, id2
->port_name
);
1278 void port_id_destroy(gpointer data
)
1280 struct port_id
*id
= data
;
1282 free(id
->instance_name
);
1283 free(id
->port_name
);
1288 void trace_range_destroy(gpointer data
)
1293 struct cmd_run_ctx
{
1295 GHashTable
*components
;
1298 struct bt_graph
*graph
;
1301 struct bt_config
*cfg
;
1305 bool stream_intersection_mode
;
1308 * Association of struct port_id -> struct trace_range.
1310 GHashTable
*intersections
;
1313 /* Returns a timestamp of the form "(-)s.ns" */
1315 char *s_from_ns(int64_t ns
)
1320 int64_t ts_sec_abs
, ts_nsec_abs
;
1321 int64_t ts_sec
= ns
/ NSEC_PER_SEC
;
1322 int64_t ts_nsec
= ns
% NSEC_PER_SEC
;
1324 if (ts_sec
>= 0 && ts_nsec
>= 0) {
1325 is_negative
= false;
1326 ts_sec_abs
= ts_sec
;
1327 ts_nsec_abs
= ts_nsec
;
1328 } else if (ts_sec
> 0 && ts_nsec
< 0) {
1329 is_negative
= false;
1330 ts_sec_abs
= ts_sec
- 1;
1331 ts_nsec_abs
= NSEC_PER_SEC
+ ts_nsec
;
1332 } else if (ts_sec
== 0 && ts_nsec
< 0) {
1334 ts_sec_abs
= ts_sec
;
1335 ts_nsec_abs
= -ts_nsec
;
1336 } else if (ts_sec
< 0 && ts_nsec
> 0) {
1338 ts_sec_abs
= -(ts_sec
+ 1);
1339 ts_nsec_abs
= NSEC_PER_SEC
- ts_nsec
;
1340 } else if (ts_sec
< 0 && ts_nsec
== 0) {
1342 ts_sec_abs
= -ts_sec
;
1343 ts_nsec_abs
= ts_nsec
;
1344 } else { /* (ts_sec < 0 && ts_nsec < 0) */
1346 ts_sec_abs
= -ts_sec
;
1347 ts_nsec_abs
= -ts_nsec
;
1350 ret
= asprintf(&s_ret
, "%s%" PRId64
".%09" PRId64
,
1351 is_negative
? "-" : "", ts_sec_abs
, ts_nsec_abs
);
1359 int cmd_run_ctx_connect_upstream_port_to_downstream_component(
1360 struct cmd_run_ctx
*ctx
, struct bt_component
*upstream_comp
,
1361 struct bt_port
*upstream_port
,
1362 struct bt_config_connection
*cfg_conn
)
1365 GQuark downstreamp_comp_name_quark
;
1366 struct bt_component
*downstream_comp
;
1367 int64_t downstream_port_count
;
1369 int64_t (*port_count_fn
)(struct bt_component
*);
1370 struct bt_port
*(*port_by_index_fn
)(struct bt_component
*, uint64_t);
1371 enum bt_graph_status status
= BT_GRAPH_STATUS_ERROR
;
1372 bool insert_trimmer
= false;
1373 struct bt_value
*trimmer_params
= NULL
;
1374 char *intersection_begin
= NULL
;
1375 char *intersection_end
= NULL
;
1376 struct bt_component
*trimmer
= NULL
;
1377 struct bt_component_class
*trimmer_class
= NULL
;
1378 struct bt_port
*trimmer_input
= NULL
;
1379 struct bt_port
*trimmer_output
= NULL
;
1381 if (ctx
->intersections
&&
1382 bt_component_get_class_type(upstream_comp
) ==
1383 BT_COMPONENT_CLASS_TYPE_SOURCE
) {
1384 struct trace_range
*range
;
1385 struct port_id port_id
= {
1386 .instance_name
= (char *) bt_component_get_name(upstream_comp
),
1387 .port_name
= (char *) bt_port_get_name(upstream_port
)
1390 if (!port_id
.instance_name
|| !port_id
.port_name
) {
1394 range
= (struct trace_range
*) g_hash_table_lookup(
1395 ctx
->intersections
, &port_id
);
1397 enum bt_value_status status
;
1399 intersection_begin
= s_from_ns(
1400 range
->intersection_range_begin_ns
);
1401 intersection_end
= s_from_ns(
1402 range
->intersection_range_end_ns
);
1403 if (!intersection_begin
|| !intersection_end
) {
1404 BT_LOGE_STR("Cannot create trimmer argument timestamp string.");
1408 insert_trimmer
= true;
1409 trimmer_params
= bt_value_map_create();
1410 if (!trimmer_params
) {
1414 status
= bt_value_map_insert_string(trimmer_params
,
1415 "begin", intersection_begin
);
1416 if (status
!= BT_VALUE_STATUS_OK
) {
1419 status
= bt_value_map_insert_string(trimmer_params
,
1420 "end", intersection_end
);
1421 if (status
!= BT_VALUE_STATUS_OK
) {
1426 trimmer_class
= find_component_class("utils", "trimmer",
1427 BT_COMPONENT_CLASS_TYPE_FILTER
);
1428 if (!trimmer_class
) {
1433 BT_LOGI("Connecting upstream port to the next available downstream port: "
1434 "upstream-port-addr=%p, upstream-port-name=\"%s\", "
1435 "downstream-comp-name=\"%s\", conn-arg=\"%s\"",
1436 upstream_port
, bt_port_get_name(upstream_port
),
1437 cfg_conn
->downstream_comp_name
->str
,
1438 cfg_conn
->arg
->str
);
1439 downstreamp_comp_name_quark
= g_quark_from_string(
1440 cfg_conn
->downstream_comp_name
->str
);
1441 assert(downstreamp_comp_name_quark
> 0);
1442 downstream_comp
= g_hash_table_lookup(ctx
->components
,
1443 GUINT_TO_POINTER(downstreamp_comp_name_quark
));
1444 if (!downstream_comp
) {
1445 BT_LOGE("Cannot find downstream component: comp-name=\"%s\", "
1446 "conn-arg=\"%s\"", cfg_conn
->downstream_comp_name
->str
,
1447 cfg_conn
->arg
->str
);
1448 fprintf(stderr
, "Cannot create connection: cannot find downstream component: %s\n",
1449 cfg_conn
->arg
->str
);
1453 if (bt_component_is_filter(downstream_comp
)) {
1454 port_count_fn
= bt_component_filter_get_input_port_count
;
1455 port_by_index_fn
= bt_component_filter_get_input_port_by_index
;
1456 } else if (bt_component_is_sink(downstream_comp
)) {
1457 port_count_fn
= bt_component_sink_get_input_port_count
;
1458 port_by_index_fn
= bt_component_sink_get_input_port_by_index
;
1461 * Should never happen because the connections are
1462 * validated before we get here.
1464 BT_LOGF("Invalid connection: downstream component is a source: "
1465 "conn-arg=\"%s\"", cfg_conn
->arg
->str
);
1469 downstream_port_count
= port_count_fn(downstream_comp
);
1470 assert(downstream_port_count
>= 0);
1472 for (i
= 0; i
< downstream_port_count
; i
++) {
1473 struct bt_port
*downstream_port
=
1474 port_by_index_fn(downstream_comp
, i
);
1475 const char *upstream_port_name
;
1476 const char *downstream_port_name
;
1478 assert(downstream_port
);
1480 /* Skip port if it's already connected. */
1481 if (bt_port_is_connected(downstream_port
)) {
1482 bt_put(downstream_port
);
1483 BT_LOGD("Skipping downstream port: already connected: "
1484 "port-addr=%p, port-name=\"%s\"",
1486 bt_port_get_name(downstream_port
));
1490 downstream_port_name
= bt_port_get_name(downstream_port
);
1491 assert(downstream_port_name
);
1492 upstream_port_name
= bt_port_get_name(upstream_port
);
1493 assert(upstream_port_name
);
1495 if (!bt_common_star_glob_match(
1496 cfg_conn
->downstream_port_glob
->str
, SIZE_MAX
,
1497 downstream_port_name
, SIZE_MAX
)) {
1498 bt_put(downstream_port
);
1502 if (insert_trimmer
) {
1504 * In order to insert the trimmer between the two
1505 * components that were being connected, we create
1506 * a connection configuration entry which describes
1507 * a connection from the trimmer's output to the
1508 * original input that was being connected.
1510 * Hence, the creation of the trimmer will cause the
1511 * graph "new port" listener to establish all downstream
1512 * connections as its output port is connected. We will
1513 * then establish the connection between the original
1514 * upstream source and the trimmer.
1516 char *trimmer_name
= NULL
;
1517 enum bt_graph_status graph_status
;
1519 ret
= asprintf(&trimmer_name
, "%s-%s",
1520 "stream-intersection-trimmer",
1521 upstream_port_name
);
1527 ctx
->connect_ports
= false;
1528 graph_status
= bt_graph_add_component(ctx
->graph
,
1529 trimmer_class
, trimmer_name
, trimmer_params
,
1532 if (graph_status
!= BT_GRAPH_STATUS_OK
) {
1538 bt_component_filter_get_input_port_by_index(
1540 if (!trimmer_input
) {
1544 bt_component_filter_get_output_port_by_index(
1546 if (!trimmer_output
) {
1551 * Replace the current downstream port by the trimmer's
1554 BT_MOVE(downstream_port
, trimmer_input
);
1555 downstream_port_name
= bt_port_get_name(
1557 if (!downstream_port_name
) {
1562 /* We have a winner! */
1563 status
= bt_graph_connect_ports(ctx
->graph
,
1564 upstream_port
, downstream_port
, NULL
);
1565 BT_PUT(downstream_port
);
1567 case BT_GRAPH_STATUS_OK
:
1569 case BT_GRAPH_STATUS_CANCELED
:
1570 BT_LOGI_STR("Graph was canceled by user.");
1571 status
= BT_GRAPH_STATUS_OK
;
1573 case BT_GRAPH_STATUS_COMPONENT_REFUSES_PORT_CONNECTION
:
1574 BT_LOGE("A component refused a connection to one of its ports: "
1575 "upstream-comp-addr=%p, upstream-comp-name=\"%s\", "
1576 "upstream-port-addr=%p, upstream-port-name=\"%s\", "
1577 "downstream-comp-addr=%p, downstream-comp-name=\"%s\", "
1578 "downstream-port-addr=%p, downstream-port-name=\"%s\", "
1580 upstream_comp
, bt_component_get_name(upstream_comp
),
1581 upstream_port
, bt_port_get_name(upstream_port
),
1582 downstream_comp
, cfg_conn
->downstream_comp_name
->str
,
1583 downstream_port
, downstream_port_name
,
1584 cfg_conn
->arg
->str
);
1586 "A component refused a connection to one of its ports (`%s` to `%s`): %s\n",
1587 bt_port_get_name(upstream_port
),
1588 downstream_port_name
,
1589 cfg_conn
->arg
->str
);
1592 BT_LOGE("Cannot create connection: graph refuses to connect ports: "
1593 "upstream-comp-addr=%p, upstream-comp-name=\"%s\", "
1594 "upstream-port-addr=%p, upstream-port-name=\"%s\", "
1595 "downstream-comp-addr=%p, downstream-comp-name=\"%s\", "
1596 "downstream-port-addr=%p, downstream-port-name=\"%s\", "
1598 upstream_comp
, bt_component_get_name(upstream_comp
),
1599 upstream_port
, bt_port_get_name(upstream_port
),
1600 downstream_comp
, cfg_conn
->downstream_comp_name
->str
,
1601 downstream_port
, downstream_port_name
,
1602 cfg_conn
->arg
->str
);
1604 "Cannot create connection: graph refuses to connect ports (`%s` to `%s`): %s\n",
1605 bt_port_get_name(upstream_port
),
1606 downstream_port_name
,
1607 cfg_conn
->arg
->str
);
1611 BT_LOGI("Connected component ports: "
1612 "upstream-comp-addr=%p, upstream-comp-name=\"%s\", "
1613 "upstream-port-addr=%p, upstream-port-name=\"%s\", "
1614 "downstream-comp-addr=%p, downstream-comp-name=\"%s\", "
1615 "downstream-port-addr=%p, downstream-port-name=\"%s\", "
1617 upstream_comp
, bt_component_get_name(upstream_comp
),
1618 upstream_port
, bt_port_get_name(upstream_port
),
1619 downstream_comp
, cfg_conn
->downstream_comp_name
->str
,
1620 downstream_port
, downstream_port_name
,
1621 cfg_conn
->arg
->str
);
1623 if (insert_trimmer
) {
1625 * The first connection, from the source to the trimmer,
1626 * has been done. We now connect the trimmer to the
1627 * original downstream port.
1629 ret
= cmd_run_ctx_connect_upstream_port_to_downstream_component(
1630 ctx
, trimmer
, trimmer_output
, cfg_conn
);
1634 ctx
->connect_ports
= true;
1638 * We found a matching downstream port: the search is
1644 /* No downstream port found */
1645 BT_LOGE("Cannot create connection: cannot find a matching downstream port for upstream port: "
1646 "upstream-port-addr=%p, upstream-port-name=\"%s\", "
1647 "downstream-comp-name=\"%s\", conn-arg=\"%s\"",
1648 upstream_port
, bt_port_get_name(upstream_port
),
1649 cfg_conn
->downstream_comp_name
->str
,
1650 cfg_conn
->arg
->str
);
1652 "Cannot create connection: cannot find a matching downstream port for upstream port `%s`: %s\n",
1653 bt_port_get_name(upstream_port
), cfg_conn
->arg
->str
);
1659 free(intersection_begin
);
1660 free(intersection_end
);
1661 BT_PUT(trimmer_params
);
1662 BT_PUT(trimmer_class
);
1664 BT_PUT(trimmer_input
);
1665 BT_PUT(trimmer_output
);
1670 int cmd_run_ctx_connect_upstream_port(struct cmd_run_ctx
*ctx
,
1671 struct bt_port
*upstream_port
)
1674 const char *upstream_port_name
;
1675 const char *upstream_comp_name
;
1676 struct bt_component
*upstream_comp
= NULL
;
1680 assert(upstream_port
);
1681 upstream_port_name
= bt_port_get_name(upstream_port
);
1682 assert(upstream_port_name
);
1683 upstream_comp
= bt_port_get_component(upstream_port
);
1684 if (!upstream_comp
) {
1685 BT_LOGW("Upstream port to connect is not part of a component: "
1686 "port-addr=%p, port-name=\"%s\"",
1687 upstream_port
, upstream_port_name
);
1692 upstream_comp_name
= bt_component_get_name(upstream_comp
);
1693 assert(upstream_comp_name
);
1694 BT_LOGI("Connecting upstream port: comp-addr=%p, comp-name=\"%s\", "
1695 "port-addr=%p, port-name=\"%s\"",
1696 upstream_comp
, upstream_comp_name
,
1697 upstream_port
, upstream_port_name
);
1699 for (i
= 0; i
< ctx
->cfg
->cmd_data
.run
.connections
->len
; i
++) {
1700 struct bt_config_connection
*cfg_conn
=
1702 ctx
->cfg
->cmd_data
.run
.connections
, i
);
1704 if (strcmp(cfg_conn
->upstream_comp_name
->str
,
1705 upstream_comp_name
)) {
1709 if (!bt_common_star_glob_match(
1710 cfg_conn
->upstream_port_glob
->str
,
1711 SIZE_MAX
, upstream_port_name
, SIZE_MAX
)) {
1715 ret
= cmd_run_ctx_connect_upstream_port_to_downstream_component(
1716 ctx
, upstream_comp
, upstream_port
, cfg_conn
);
1718 BT_LOGE("Cannot connect upstream port: "
1719 "port-addr=%p, port-name=\"%s\"",
1721 upstream_port_name
);
1723 "Cannot connect port `%s` of component `%s` to a downstream port: %s\n",
1726 cfg_conn
->arg
->str
);
1732 BT_LOGE("Cannot connect upstream port: port does not match any connection argument: "
1733 "port-addr=%p, port-name=\"%s\"", upstream_port
,
1734 upstream_port_name
);
1736 "Cannot create connection: upstream port `%s` does not match any connection\n",
1737 upstream_port_name
);
1743 bt_put(upstream_comp
);
1748 void graph_port_added_listener(struct bt_port
*port
, void *data
)
1750 struct bt_component
*comp
= NULL
;
1751 struct cmd_run_ctx
*ctx
= data
;
1753 comp
= bt_port_get_component(port
);
1754 BT_LOGI("Port added to a graph's component: comp-addr=%p, "
1755 "comp-name=\"%s\", port-addr=%p, port-name=\"%s\"",
1756 comp
, comp
? bt_component_get_name(comp
) : "",
1757 port
, bt_port_get_name(port
));
1759 if (!ctx
->connect_ports
) {
1764 BT_LOGW_STR("Port has no component.");
1768 if (bt_port_is_connected(port
)) {
1769 BT_LOGW_STR("Port is already connected.");
1773 if (!bt_port_is_output(port
)) {
1774 BT_LOGI_STR("Skipping input port.");
1778 if (cmd_run_ctx_connect_upstream_port(ctx
, port
)) {
1779 BT_LOGF_STR("Cannot connect upstream port.");
1780 fprintf(stderr
, "Added port could not be connected: aborting\n");
1790 void graph_port_removed_listener(struct bt_component
*component
,
1791 struct bt_port
*port
, void *data
)
1793 BT_LOGI("Port removed from a graph's component: comp-addr=%p, "
1794 "comp-name=\"%s\", port-addr=%p, port-name=\"%s\"",
1795 component
, bt_component_get_name(component
),
1796 port
, bt_port_get_name(port
));
1800 void graph_ports_connected_listener(struct bt_port
*upstream_port
,
1801 struct bt_port
*downstream_port
, void *data
)
1803 struct bt_component
*upstream_comp
= bt_port_get_component(upstream_port
);
1804 struct bt_component
*downstream_comp
= bt_port_get_component(downstream_port
);
1806 assert(upstream_comp
);
1807 assert(downstream_comp
);
1808 BT_LOGI("Graph's component ports connected: "
1809 "upstream-comp-addr=%p, upstream-comp-name=\"%s\", "
1810 "upstream-port-addr=%p, upstream-port-name=\"%s\", "
1811 "downstream-comp-addr=%p, downstream-comp-name=\"%s\", "
1812 "downstream-port-addr=%p, downstream-port-name=\"%s\"",
1813 upstream_comp
, bt_component_get_name(upstream_comp
),
1814 upstream_port
, bt_port_get_name(upstream_port
),
1815 downstream_comp
, bt_component_get_name(downstream_comp
),
1816 downstream_port
, bt_port_get_name(downstream_port
));
1817 bt_put(upstream_comp
);
1818 bt_put(downstream_comp
);
1822 void graph_ports_disconnected_listener(
1823 struct bt_component
*upstream_component
,
1824 struct bt_component
*downstream_component
,
1825 struct bt_port
*upstream_port
, struct bt_port
*downstream_port
,
1828 BT_LOGI("Graph's component ports disconnected: "
1829 "upstream-port-addr=%p, upstream-port-name=\"%s\", "
1830 "downstream-port-addr=%p, downstream-port-name=\"%s\"",
1831 upstream_port
, bt_port_get_name(upstream_port
),
1832 downstream_port
, bt_port_get_name(downstream_port
));
1836 void cmd_run_ctx_destroy(struct cmd_run_ctx
*ctx
)
1842 if (ctx
->components
) {
1843 g_hash_table_destroy(ctx
->components
);
1844 ctx
->components
= NULL
;
1847 if (ctx
->intersections
) {
1848 g_hash_table_destroy(ctx
->intersections
);
1849 ctx
->intersections
= NULL
;
1858 int cmd_run_ctx_init(struct cmd_run_ctx
*ctx
, struct bt_config
*cfg
)
1863 ctx
->connect_ports
= false;
1864 ctx
->components
= g_hash_table_new_full(g_direct_hash
, g_direct_equal
,
1866 if (!ctx
->components
) {
1870 if (cfg
->cmd_data
.run
.stream_intersection_mode
) {
1871 ctx
->stream_intersection_mode
= true;
1872 ctx
->intersections
= g_hash_table_new_full(port_id_hash
,
1873 port_id_equal
, port_id_destroy
, trace_range_destroy
);
1874 if (!ctx
->intersections
) {
1879 ctx
->graph
= bt_graph_create();
1884 the_graph
= ctx
->graph
;
1885 ret
= bt_graph_add_port_added_listener(ctx
->graph
,
1886 graph_port_added_listener
, NULL
, ctx
);
1888 BT_LOGE_STR("Cannot add \"port added\" listener to graph.");
1892 ret
= bt_graph_add_port_removed_listener(ctx
->graph
,
1893 graph_port_removed_listener
, NULL
, ctx
);
1895 BT_LOGE_STR("Cannot add \"port removed\" listener to graph.");
1899 ret
= bt_graph_add_ports_connected_listener(ctx
->graph
,
1900 graph_ports_connected_listener
, NULL
, ctx
);
1902 BT_LOGE_STR("Cannot add \"ports connected\" listener to graph.");
1906 ret
= bt_graph_add_ports_disconnected_listener(ctx
->graph
,
1907 graph_ports_disconnected_listener
, NULL
, ctx
);
1909 BT_LOGE_STR("Cannot add \"ports disconnected\" listener to graph.");
1916 cmd_run_ctx_destroy(ctx
);
1924 int set_stream_intersections(struct cmd_run_ctx
*ctx
,
1925 struct bt_config_component
*cfg_comp
,
1926 struct bt_component_class
*comp_cls
)
1930 int64_t trace_count
;
1931 enum bt_value_status value_status
;
1932 const char *path
= NULL
;
1933 struct bt_value
*component_path_value
= NULL
;
1934 struct bt_value
*query_params
= NULL
;
1935 struct bt_value
*query_result
= NULL
;
1936 struct bt_value
*trace_info
= NULL
;
1937 struct bt_value
*intersection_range
= NULL
;
1938 struct bt_value
*intersection_begin
= NULL
;
1939 struct bt_value
*intersection_end
= NULL
;
1940 struct bt_value
*stream_path_value
= NULL
;
1941 struct bt_value
*stream_paths
= NULL
;
1942 struct bt_value
*stream_infos
= NULL
;
1943 struct bt_value
*stream_info
= NULL
;
1944 struct port_id
*port_id
= NULL
;
1945 struct trace_range
*trace_range
= NULL
;
1947 component_path_value
= bt_value_map_get(cfg_comp
->params
, "path");
1948 if (!bt_value_is_string(component_path_value
)) {
1949 BT_LOGD("Cannot get path parameter: component-name=%s",
1950 cfg_comp
->instance_name
->str
);
1955 value_status
= bt_value_string_get(component_path_value
, &path
);
1956 if (value_status
!= BT_VALUE_STATUS_OK
) {
1957 BT_LOGD("Cannot get path string value: component-name=%s",
1958 cfg_comp
->instance_name
->str
);
1963 query_params
= bt_value_map_create();
1964 if (!query_params
) {
1965 BT_LOGE_STR("Cannot create query parameters.");
1970 value_status
= bt_value_map_insert(query_params
, "path", component_path_value
);
1971 if (value_status
!= BT_VALUE_STATUS_OK
) {
1972 BT_LOGE_STR("Cannot insert path parameter in query paramater map.");
1977 query_result
= bt_component_class_query(comp_cls
, "trace-info",
1979 if (!query_result
) {
1980 BT_LOGD("Component class \'%s\' does not support the \'trace-info\' query.",
1981 bt_component_class_get_name(comp_cls
));
1986 if (!bt_value_is_array(query_result
)) {
1987 BT_LOGD("Unexpected format of \'trace-info\' query result: "
1988 "component-class-name=%s",
1989 bt_component_class_get_name(comp_cls
));
1994 trace_count
= bt_value_array_size(query_result
);
1995 if (trace_count
< 0) {
2000 for (trace_idx
= 0; trace_idx
< trace_count
; trace_idx
++) {
2002 uint64_t stream_idx
;
2003 int64_t stream_count
;
2005 trace_info
= bt_value_array_get(query_result
, trace_idx
);
2006 if (!trace_info
|| !bt_value_is_map(trace_info
)) {
2008 BT_LOGD_STR("Cannot retrieve trace from query result.");
2012 intersection_range
= bt_value_map_get(trace_info
,
2013 "intersection-range-ns");
2014 if (!intersection_range
) {
2016 BT_LOGD_STR("Cannot retrieve \'intersetion-range-ns\' field from query result.");
2020 intersection_begin
= bt_value_map_get(intersection_range
,
2022 if (!intersection_begin
) {
2024 BT_LOGD_STR("Cannot retrieve intersection-range-ns \'begin\' field from query result.");
2028 intersection_end
= bt_value_map_get(intersection_range
,
2030 if (!intersection_end
) {
2032 BT_LOGD_STR("Cannot retrieve intersection-range-ns \'end\' field from query result.");
2036 value_status
= bt_value_integer_get(intersection_begin
, &begin
);
2037 if (value_status
!= BT_VALUE_STATUS_OK
) {
2039 BT_LOGD_STR("Cannot retrieve value of intersection-range-ns \'begin\' field from query result.");
2043 value_status
= bt_value_integer_get(intersection_end
, &end
);
2044 if (value_status
!= BT_VALUE_STATUS_OK
) {
2046 BT_LOGD_STR("Cannot retrieve value of intersection-range-ns \'end\' field from query result.");
2050 if (begin
< 0 || end
< 0 || end
< begin
) {
2051 BT_LOGW("Invalid trace stream intersection values: "
2052 "intersection-range-ns:begin=%" PRId64
2053 ", intersection-range-ns:end=%" PRId64
,
2059 stream_infos
= bt_value_map_get(trace_info
, "streams");
2060 if (!stream_infos
|| !bt_value_is_array(stream_infos
)) {
2062 BT_LOGD_STR("Cannot retrieve stream informations from trace in query result.");
2066 stream_count
= bt_value_array_size(stream_infos
);
2067 if (stream_count
< 0) {
2075 * The first path of a stream's "paths" is currently used to
2076 * associate streams/ports to a given trace intersection.
2078 * This is a fragile hack as it relies on the port names
2079 * being set to the various streams path.
2081 * A stream name should be introduced as part of the trace-info
2084 for (stream_idx
= 0; stream_idx
< stream_count
; stream_idx
++) {
2085 const char *stream_path
;
2087 port_id
= g_new0(struct port_id
, 1);
2090 BT_LOGE_STR("Cannot allocate memory for port_id structure.");
2093 port_id
->instance_name
= strdup(cfg_comp
->instance_name
->str
);
2094 if (!port_id
->instance_name
) {
2096 BT_LOGE_STR("Cannot allocate memory for port_id component instance name.");
2100 trace_range
= g_new0(struct trace_range
, 1);
2103 BT_LOGE_STR("Cannot allocate memory for trace_range structure.");
2106 trace_range
->intersection_range_begin_ns
= begin
;
2107 trace_range
->intersection_range_end_ns
= end
;
2109 stream_info
= bt_value_array_get(stream_infos
,
2111 if (!stream_info
|| !bt_value_is_map(stream_info
)) {
2113 BT_LOGD_STR("Cannot retrieve stream informations from trace in query result.");
2117 stream_paths
= bt_value_map_get(stream_info
, "paths");
2118 if (!stream_paths
|| !bt_value_is_array(stream_paths
)) {
2120 BT_LOGD_STR("Cannot retrieve stream paths from trace in query result.");
2124 stream_path_value
= bt_value_array_get(stream_paths
, 0);
2125 if (!stream_path_value
||
2126 !bt_value_is_string(stream_path_value
)) {
2128 BT_LOGD_STR("Cannot retrieve stream path value from trace in query result.");
2132 value_status
= bt_value_string_get(stream_path_value
,
2134 if (value_status
!= BT_VALUE_STATUS_OK
) {
2139 port_id
->port_name
= strdup(stream_path
);
2140 if (!port_id
->port_name
) {
2142 BT_LOGE_STR("Cannot allocate memory for port_id port_name.");
2146 BT_LOGD("Inserting stream intersection ");
2148 g_hash_table_insert(ctx
->intersections
, port_id
, trace_range
);
2152 BT_PUT(stream_info
);
2153 BT_PUT(stream_paths
);
2154 BT_PUT(stream_path_value
);
2158 BT_PUT(stream_paths
);
2159 BT_PUT(stream_path_value
);
2160 BT_PUT(intersection_range
);
2161 BT_PUT(intersection_begin
);
2162 BT_PUT(intersection_end
);
2163 BT_PUT(stream_paths
);
2164 BT_PUT(stream_path_value
);
2170 fprintf(stderr
, "%s%sCannot determine stream intersection of trace at path \'%s\'.%s\n",
2171 bt_common_color_bold(),
2172 bt_common_color_fg_yellow(),
2173 path
? path
: "(unknown)",
2174 bt_common_color_reset());
2176 bt_put(component_path_value
);
2177 bt_put(query_params
);
2178 bt_put(query_result
);
2180 bt_put(intersection_range
);
2181 bt_put(intersection_begin
);
2182 bt_put(intersection_end
);
2183 bt_put(stream_infos
);
2184 bt_put(stream_info
);
2185 bt_put(stream_paths
);
2186 bt_put(stream_path_value
);
2188 g_free(trace_range
);
2193 int cmd_run_ctx_create_components_from_config_components(
2194 struct cmd_run_ctx
*ctx
, GPtrArray
*cfg_components
)
2197 struct bt_component_class
*comp_cls
= NULL
;
2198 struct bt_component
*comp
= NULL
;
2201 for (i
= 0; i
< cfg_components
->len
; i
++) {
2202 struct bt_config_component
*cfg_comp
=
2203 g_ptr_array_index(cfg_components
, i
);
2206 comp_cls
= find_component_class(cfg_comp
->plugin_name
->str
,
2207 cfg_comp
->comp_cls_name
->str
, cfg_comp
->type
);
2209 BT_LOGE("Cannot find component class: plugin-name=\"%s\", "
2210 "comp-cls-name=\"%s\", comp-cls-type=%d",
2211 cfg_comp
->plugin_name
->str
,
2212 cfg_comp
->comp_cls_name
->str
,
2214 fprintf(stderr
, "%s%sCannot find component class %s",
2215 bt_common_color_bold(),
2216 bt_common_color_fg_red(),
2217 bt_common_color_reset());
2218 print_plugin_comp_cls_opt(stderr
,
2219 cfg_comp
->plugin_name
->str
,
2220 cfg_comp
->comp_cls_name
->str
,
2222 fprintf(stderr
, "\n");
2226 ret
= bt_graph_add_component(ctx
->graph
, comp_cls
,
2227 cfg_comp
->instance_name
->str
, cfg_comp
->params
, &comp
);
2229 BT_LOGE("Cannot create component: plugin-name=\"%s\", "
2230 "comp-cls-name=\"%s\", comp-cls-type=%d, "
2232 cfg_comp
->plugin_name
->str
,
2233 cfg_comp
->comp_cls_name
->str
,
2234 cfg_comp
->type
, cfg_comp
->instance_name
->str
);
2235 fprintf(stderr
, "%s%sCannot create component `%s`%s\n",
2236 bt_common_color_bold(),
2237 bt_common_color_fg_red(),
2238 cfg_comp
->instance_name
->str
,
2239 bt_common_color_reset());
2243 if (ctx
->stream_intersection_mode
&&
2244 cfg_comp
->type
== BT_COMPONENT_CLASS_TYPE_SOURCE
) {
2245 ret
= set_stream_intersections(ctx
, cfg_comp
, comp_cls
);
2251 BT_LOGI("Created and inserted component: comp-addr=%p, comp-name=\"%s\"",
2252 comp
, cfg_comp
->instance_name
->str
);
2253 quark
= g_quark_from_string(cfg_comp
->instance_name
->str
);
2255 g_hash_table_insert(ctx
->components
,
2256 GUINT_TO_POINTER(quark
), comp
);
2273 int cmd_run_ctx_create_components(struct cmd_run_ctx
*ctx
)
2278 * Make sure that, during this phase, our graph's "port added"
2279 * listener does not connect ports while we are creating the
2280 * components because we have a special, initial phase for
2283 ctx
->connect_ports
= false;
2285 ret
= cmd_run_ctx_create_components_from_config_components(
2286 ctx
, ctx
->cfg
->cmd_data
.run
.sources
);
2292 ret
= cmd_run_ctx_create_components_from_config_components(
2293 ctx
, ctx
->cfg
->cmd_data
.run
.filters
);
2299 ret
= cmd_run_ctx_create_components_from_config_components(
2300 ctx
, ctx
->cfg
->cmd_data
.run
.sinks
);
2311 int cmd_run_ctx_connect_comp_ports(struct cmd_run_ctx
*ctx
,
2312 struct bt_component
*comp
,
2313 int64_t (*port_count_fn
)(struct bt_component
*),
2314 struct bt_port
*(*port_by_index_fn
)(struct bt_component
*, uint64_t))
2320 count
= port_count_fn(comp
);
2323 for (i
= 0; i
< count
; i
++) {
2324 struct bt_port
*upstream_port
= port_by_index_fn(comp
, i
);
2326 assert(upstream_port
);
2327 ret
= cmd_run_ctx_connect_upstream_port(ctx
, upstream_port
);
2328 bt_put(upstream_port
);
2339 int cmd_run_ctx_connect_ports(struct cmd_run_ctx
*ctx
)
2342 GHashTableIter iter
;
2343 gpointer g_name_quark
, g_comp
;
2345 ctx
->connect_ports
= true;
2346 g_hash_table_iter_init(&iter
, ctx
->components
);
2348 while (g_hash_table_iter_next(&iter
, &g_name_quark
, &g_comp
)) {
2349 int64_t (*port_count_fn
)(struct bt_component
*);
2350 struct bt_port
*(*port_by_index_fn
)(struct bt_component
*, uint64_t);
2352 if (bt_component_is_source(g_comp
)) {
2354 bt_component_source_get_output_port_count
;
2356 bt_component_source_get_output_port_by_index
;
2357 } else if (bt_component_is_filter(g_comp
)) {
2359 bt_component_filter_get_output_port_count
;
2361 bt_component_filter_get_output_port_by_index
;
2366 ret
= cmd_run_ctx_connect_comp_ports(ctx
,
2367 g_comp
, port_count_fn
, port_by_index_fn
);
2378 const char *bt_graph_status_str(enum bt_graph_status status
)
2381 case BT_GRAPH_STATUS_CANCELED
:
2382 return "BT_GRAPH_STATUS_CANCELED";
2383 case BT_GRAPH_STATUS_AGAIN
:
2384 return "BT_GRAPH_STATUS_AGAIN";
2385 case BT_GRAPH_STATUS_END
:
2386 return "BT_GRAPH_STATUS_END";
2387 case BT_GRAPH_STATUS_OK
:
2388 return "BT_GRAPH_STATUS_OK";
2389 case BT_GRAPH_STATUS_INVALID
:
2390 return "BT_GRAPH_STATUS_INVALID";
2391 case BT_GRAPH_STATUS_NO_SINK
:
2392 return "BT_GRAPH_STATUS_NO_SINK";
2393 case BT_GRAPH_STATUS_ERROR
:
2394 return "BT_GRAPH_STATUS_ERROR";
2401 int cmd_run(struct bt_config
*cfg
)
2404 struct cmd_run_ctx ctx
= { 0 };
2406 /* Initialize the command's context and the graph object */
2407 if (cmd_run_ctx_init(&ctx
, cfg
)) {
2408 BT_LOGE_STR("Cannot initialize the command's context.");
2409 fprintf(stderr
, "Cannot initialize the command's context\n");
2414 BT_LOGI_STR("Canceled by user before creating components.");
2418 BT_LOGI_STR("Creating components.");
2420 /* Create the requested component instances */
2421 if (cmd_run_ctx_create_components(&ctx
)) {
2422 BT_LOGE_STR("Cannot create components.");
2423 fprintf(stderr
, "Cannot create components\n");
2428 BT_LOGI_STR("Canceled by user before connecting components.");
2432 BT_LOGI_STR("Connecting components.");
2434 /* Connect the initially visible component ports */
2435 if (cmd_run_ctx_connect_ports(&ctx
)) {
2436 BT_LOGE_STR("Cannot connect initial component ports.");
2437 fprintf(stderr
, "Cannot connect initial component ports\n");
2442 BT_LOGI_STR("Canceled by user before running the graph.");
2446 BT_LOGI_STR("Running the graph.");
2450 enum bt_graph_status graph_status
= bt_graph_run(ctx
.graph
);
2453 * Reset console in case something messed with console
2454 * codes during the graph's execution.
2456 printf("%s", bt_common_color_reset());
2458 fprintf(stderr
, "%s", bt_common_color_reset());
2459 BT_LOGV("bt_graph_run() returned: status=%s",
2460 bt_graph_status_str(graph_status
));
2462 switch (graph_status
) {
2463 case BT_GRAPH_STATUS_OK
:
2465 case BT_GRAPH_STATUS_CANCELED
:
2466 BT_LOGI_STR("Graph was canceled by user.");
2468 case BT_GRAPH_STATUS_AGAIN
:
2469 if (bt_graph_is_canceled(ctx
.graph
)) {
2470 BT_LOGI_STR("Graph was canceled by user.");
2474 if (cfg
->cmd_data
.run
.retry_duration_us
> 0) {
2475 BT_LOGV("Got BT_GRAPH_STATUS_AGAIN: sleeping: "
2477 cfg
->cmd_data
.run
.retry_duration_us
);
2479 if (usleep(cfg
->cmd_data
.run
.retry_duration_us
)) {
2480 if (bt_graph_is_canceled(ctx
.graph
)) {
2481 BT_LOGI_STR("Graph was canceled by user.");
2487 case BT_COMPONENT_STATUS_END
:
2490 BT_LOGE_STR("Graph failed to complete successfully");
2491 fprintf(stderr
, "Graph failed to complete successfully\n");
2504 cmd_run_ctx_destroy(&ctx
);
2509 void warn_command_name_and_directory_clash(struct bt_config
*cfg
)
2511 const char *env_clash
;
2513 if (!cfg
->command_name
) {
2517 env_clash
= getenv(ENV_BABELTRACE_WARN_COMMAND_NAME_DIRECTORY_CLASH
);
2518 if (env_clash
&& strcmp(env_clash
, "0") == 0) {
2522 if (g_file_test(cfg
->command_name
,
2523 G_FILE_TEST_EXISTS
| G_FILE_TEST_IS_DIR
)) {
2524 fprintf(stderr
, "\nNOTE: The `%s` command was executed. If you meant to convert a\n",
2526 fprintf(stderr
, "trace located in the local `%s` directory, please use:\n",
2528 fprintf(stderr
, "\n");
2529 fprintf(stderr
, " babeltrace convert %s [OPTIONS]\n",
2535 void init_log_level(void)
2537 bt_cli_log_level
= bt_log_get_level_from_env(ENV_BABELTRACE_CLI_LOG_LEVEL
);
2541 void set_auto_log_levels(struct bt_config
*cfg
)
2543 const char **env_var_name
;
2546 * Override the configuration's default log level if
2547 * BABELTRACE_VERBOSE or BABELTRACE_DEBUG environment variables
2548 * are found for backward compatibility with legacy Babetrace 1.
2550 if (getenv("BABELTRACE_DEBUG") &&
2551 strcmp(getenv("BABELTRACE_DEBUG"), "1") == 0) {
2552 cfg
->log_level
= 'V';
2553 } else if (getenv("BABELTRACE_VERBOSE") &&
2554 strcmp(getenv("BABELTRACE_VERBOSE"), "1") == 0) {
2555 cfg
->log_level
= 'I';
2559 * Set log levels according to --debug or --verbose. For
2560 * backward compatibility, --debug is more verbose than
2563 * --verbose: INFO log level
2564 * --debug: VERBOSE log level (includes DEBUG, which is
2565 * is less verbose than VERBOSE in the internal
2566 * logging framework)
2568 if (!getenv("BABELTRACE_LOGGING_GLOBAL_LEVEL")) {
2570 bt_logging_set_global_level(BT_LOGGING_LEVEL_INFO
);
2571 } else if (cfg
->debug
) {
2572 bt_logging_set_global_level(BT_LOGGING_LEVEL_VERBOSE
);
2575 * Set library's default log level if not
2576 * explicitly specified.
2578 switch (cfg
->log_level
) {
2580 bt_logging_set_global_level(BT_LOGGING_LEVEL_NONE
);
2583 bt_logging_set_global_level(BT_LOGGING_LEVEL_VERBOSE
);
2586 bt_logging_set_global_level(BT_LOGGING_LEVEL_DEBUG
);
2589 bt_logging_set_global_level(BT_LOGGING_LEVEL_INFO
);
2592 bt_logging_set_global_level(BT_LOGGING_LEVEL_WARN
);
2595 bt_logging_set_global_level(BT_LOGGING_LEVEL_ERROR
);
2598 bt_logging_set_global_level(BT_LOGGING_LEVEL_FATAL
);
2606 if (!getenv(ENV_BABELTRACE_CLI_LOG_LEVEL
)) {
2608 bt_cli_log_level
= BT_LOG_INFO
;
2609 } else if (cfg
->debug
) {
2610 bt_cli_log_level
= BT_LOG_VERBOSE
;
2613 * Set CLI's default log level if not explicitly
2616 switch (cfg
->log_level
) {
2618 bt_cli_log_level
= BT_LOG_NONE
;
2621 bt_cli_log_level
= BT_LOG_VERBOSE
;
2624 bt_cli_log_level
= BT_LOG_DEBUG
;
2627 bt_cli_log_level
= BT_LOG_INFO
;
2630 bt_cli_log_level
= BT_LOG_WARN
;
2633 bt_cli_log_level
= BT_LOG_ERROR
;
2636 bt_cli_log_level
= BT_LOG_FATAL
;
2644 env_var_name
= log_level_env_var_names
;
2646 while (*env_var_name
) {
2647 if (!getenv(*env_var_name
)) {
2649 g_setenv(*env_var_name
, "I", 1);
2650 } else if (cfg
->debug
) {
2651 g_setenv(*env_var_name
, "V", 1);
2653 char val
[2] = { 0 };
2656 * Set module's default log level if not
2657 * explicitly specified.
2659 val
[0] = cfg
->log_level
;
2660 g_setenv(*env_var_name
, val
, 1);
2668 int main(int argc
, const char **argv
)
2672 struct bt_config
*cfg
;
2675 set_signal_handler();
2677 cfg
= bt_config_cli_args_create_with_default(argc
, argv
, &retcode
);
2680 /* Quit without errors; typically usage/version */
2682 BT_LOGI_STR("Quitting without errors.");
2687 BT_LOGE("Command-line error: retcode=%d", retcode
);
2692 BT_LOGE_STR("Failed to create a valid Babeltrace configuration.");
2693 fprintf(stderr
, "Failed to create Babeltrace configuration\n");
2698 set_auto_log_levels(cfg
);
2701 if (cfg
->command_needs_plugins
) {
2702 ret
= load_all_plugins(cfg
->plugin_paths
);
2704 BT_LOGE("Failed to load plugins: ret=%d", ret
);
2710 BT_LOGI("Executing command: cmd=%d, command-name=\"%s\"",
2711 cfg
->command
, cfg
->command_name
);
2713 switch (cfg
->command
) {
2714 case BT_CONFIG_COMMAND_RUN
:
2717 case BT_CONFIG_COMMAND_LIST_PLUGINS
:
2718 ret
= cmd_list_plugins(cfg
);
2720 case BT_CONFIG_COMMAND_HELP
:
2721 ret
= cmd_help(cfg
);
2723 case BT_CONFIG_COMMAND_QUERY
:
2724 ret
= cmd_query(cfg
);
2726 case BT_CONFIG_COMMAND_PRINT_CTF_METADATA
:
2727 ret
= cmd_print_ctf_metadata(cfg
);
2729 case BT_CONFIG_COMMAND_PRINT_LTTNG_LIVE_SESSIONS
:
2730 ret
= cmd_print_lttng_live_sessions(cfg
);
2733 BT_LOGF("Invalid/unknown command: cmd=%d", cfg
->command
);
2737 BT_LOGI("Command completed: cmd=%d, command-name=\"%s\", ret=%d",
2738 cfg
->command
, cfg
->command_name
, ret
);
2739 warn_command_name_and_directory_clash(cfg
);
2740 retcode
= ret
? 1 : 0;