4 * Babeltrace Trace Converter
6 * Copyright 2010-2011 EfficiOS Inc. and Linux Foundation
8 * Author: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
10 * Permission is hereby granted, free of charge, to any person obtaining a copy
11 * of this software and associated documentation files (the "Software"), to deal
12 * in the Software without restriction, including without limitation the rights
13 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
14 * copies of the Software, and to permit persons to whom the Software is
15 * furnished to do so, subject to the following conditions:
17 * The above copyright notice and this permission notice shall be included in
18 * all copies or substantial portions of the Software.
20 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
21 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
22 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
23 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
24 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
25 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
29 #include <babeltrace/babeltrace.h>
30 #include <babeltrace/plugin/plugin.h>
31 #include <babeltrace/common-internal.h>
32 #include <babeltrace/component/component.h>
33 #include <babeltrace/component/component-source.h>
34 #include <babeltrace/component/component-sink.h>
35 #include <babeltrace/component/component-filter.h>
36 #include <babeltrace/component/component-class.h>
37 #include <babeltrace/component/notification/iterator.h>
38 #include <babeltrace/ref.h>
39 #include <babeltrace/values.h>
41 #include <babeltrace/ctf-ir/metadata.h> /* for clocks */
46 #include "babeltrace-cfg.h"
47 #include "babeltrace-cfg-connect.h"
48 #include "default-cfg.h"
50 GPtrArray
*loaded_plugins
;
53 void init_loaded_plugins_array(void)
55 loaded_plugins
= g_ptr_array_new_full(8, bt_put
);
59 void fini_loaded_plugins_array(void)
61 g_ptr_array_free(loaded_plugins
, TRUE
);
65 struct bt_plugin
*find_plugin(const char *name
)
68 struct bt_plugin
*plugin
= NULL
;
70 for (i
= 0; i
< loaded_plugins
->len
; i
++) {
71 plugin
= g_ptr_array_index(loaded_plugins
, i
);
73 if (strcmp(name
, bt_plugin_get_name(plugin
)) == 0) {
80 return bt_get(plugin
);
84 struct bt_component_class
*find_component_class(const char *plugin_name
,
85 const char *comp_class_name
,
86 enum bt_component_class_type comp_class_type
)
88 struct bt_component_class
*comp_class
= NULL
;
89 struct bt_plugin
*plugin
= find_plugin(plugin_name
);
95 comp_class
= bt_plugin_get_component_class_by_name_and_type(plugin
,
96 comp_class_name
, comp_class_type
);
103 void print_indent(size_t indent
)
107 for (i
= 0; i
< indent
; i
++) {
113 void print_value(struct bt_value
*, size_t);
116 void print_value_rec(struct bt_value
*, size_t);
119 bool print_map_value(const char *key
, struct bt_value
*object
, void *data
)
121 size_t *indent
= data
;
123 print_indent(*indent
);
126 if (bt_value_is_array(object
) &&
127 bt_value_array_is_empty(object
)) {
132 if (bt_value_is_map(object
) &&
133 bt_value_map_is_empty(object
)) {
138 if (bt_value_is_array(object
) ||
139 bt_value_is_map(object
)) {
143 print_value_rec(object
, *indent
+ 2);
148 void print_value_rec(struct bt_value
*value
, size_t indent
)
161 switch (bt_value_get_type(value
)) {
162 case BT_VALUE_TYPE_NULL
:
163 printf("%snull%s\n", bt_common_color_bold(),
164 bt_common_color_reset());
166 case BT_VALUE_TYPE_BOOL
:
167 bt_value_bool_get(value
, &bool_val
);
168 printf("%s%s%s%s\n", bt_common_color_bold(),
169 bt_common_color_fg_cyan(), bool_val
? "yes" : "no",
170 bt_common_color_reset());
172 case BT_VALUE_TYPE_INTEGER
:
173 bt_value_integer_get(value
, &int_val
);
174 printf("%s%s%" PRId64
"%s\n", bt_common_color_bold(),
175 bt_common_color_fg_red(), int_val
,
176 bt_common_color_reset());
178 case BT_VALUE_TYPE_FLOAT
:
179 bt_value_float_get(value
, &dbl_val
);
180 printf("%s%s%lf%s\n", bt_common_color_bold(),
181 bt_common_color_fg_red(), dbl_val
,
182 bt_common_color_reset());
184 case BT_VALUE_TYPE_STRING
:
185 bt_value_string_get(value
, &str_val
);
186 printf("%s%s%s%s\n", bt_common_color_bold(),
187 bt_common_color_fg_green(), str_val
,
188 bt_common_color_reset());
190 case BT_VALUE_TYPE_ARRAY
:
191 size
= bt_value_array_size(value
);
195 print_indent(indent
);
200 for (i
= 0; i
< size
; i
++) {
201 struct bt_value
*element
=
202 bt_value_array_get(value
, i
);
205 print_indent(indent
);
208 if (bt_value_is_array(element
) &&
209 bt_value_array_is_empty(element
)) {
214 if (bt_value_is_map(element
) &&
215 bt_value_map_is_empty(element
)) {
220 if (bt_value_is_array(element
) ||
221 bt_value_is_map(element
)) {
225 print_value_rec(element
, indent
+ 2);
229 case BT_VALUE_TYPE_MAP
:
230 if (bt_value_map_is_empty(value
)) {
231 print_indent(indent
);
236 bt_value_map_foreach(value
, print_map_value
, &indent
);
244 void print_value(struct bt_value
*value
, size_t indent
)
246 if (!bt_value_is_array(value
) && !bt_value_is_map(value
)) {
247 print_indent(indent
);
250 print_value_rec(value
, indent
);
254 void print_bt_config_component(struct bt_config_component
*bt_config_component
)
256 printf(" %s.%s:\n", bt_config_component
->plugin_name
->str
,
257 bt_config_component
->component_name
->str
);
259 if (bt_config_component
->instance_name
->len
> 0) {
260 printf(" Name: %s\n",
261 bt_config_component
->instance_name
->str
);
264 printf(" Parameters:\n");
265 print_value(bt_config_component
->params
, 8);
269 void print_bt_config_components(GPtrArray
*array
)
273 for (i
= 0; i
< array
->len
; i
++) {
274 struct bt_config_component
*cfg_component
=
275 bt_config_get_component(array
, i
);
276 print_bt_config_component(cfg_component
);
277 BT_PUT(cfg_component
);
282 void print_plugin_paths(struct bt_value
*plugin_paths
)
284 printf(" Plugin paths:\n");
285 print_value(plugin_paths
, 4);
289 void print_cfg_convert(struct bt_config
*cfg
)
293 printf(" Force correlate: %s\n",
294 cfg
->cmd_data
.convert
.force_correlate
? "yes" : "no");
295 print_plugin_paths(cfg
->cmd_data
.convert
.plugin_paths
);
296 printf(" Source component instances:\n");
297 print_bt_config_components(cfg
->cmd_data
.convert
.sources
);
299 if (cfg
->cmd_data
.convert
.filters
->len
> 0) {
300 printf(" Filter component instances:\n");
301 print_bt_config_components(cfg
->cmd_data
.convert
.filters
);
304 printf(" Sink component instances:\n");
305 print_bt_config_components(cfg
->cmd_data
.convert
.sinks
);
306 printf(" Connections:\n");
308 for (i
= 0; i
< cfg
->cmd_data
.convert
.connections
->len
; i
++) {
309 struct bt_config_connection
*cfg_connection
=
310 g_ptr_array_index(cfg
->cmd_data
.convert
.connections
,
313 printf(" %s%s%s -> %s%s%s\n",
314 cfg_connection
->src_instance_name
->str
,
315 cfg_connection
->src_port_name
->len
> 0 ? "." : "",
316 cfg_connection
->src_port_name
->str
,
317 cfg_connection
->dst_instance_name
->str
,
318 cfg_connection
->dst_port_name
->len
> 0 ? "." : "",
319 cfg_connection
->dst_port_name
->str
);
324 void print_cfg_list_plugins(struct bt_config
*cfg
)
326 print_plugin_paths(cfg
->cmd_data
.list_plugins
.plugin_paths
);
330 void print_cfg_help(struct bt_config
*cfg
)
332 print_plugin_paths(cfg
->cmd_data
.help
.plugin_paths
);
336 void print_cfg_query_info(struct bt_config
*cfg
)
338 print_plugin_paths(cfg
->cmd_data
.query_info
.plugin_paths
);
339 printf(" Action: `%s`\n", cfg
->cmd_data
.query_info
.action
->str
);
340 printf(" Component class:\n");
341 print_bt_config_component(cfg
->cmd_data
.query_info
.cfg_component
);
345 void print_cfg(struct bt_config
*cfg
)
347 if (!babeltrace_verbose
) {
351 printf("Configuration:\n");
352 printf(" Debug mode: %s\n", cfg
->debug
? "yes" : "no");
353 printf(" Verbose mode: %s\n", cfg
->verbose
? "yes" : "no");
355 switch (cfg
->command
) {
356 case BT_CONFIG_COMMAND_CONVERT
:
357 print_cfg_convert(cfg
);
359 case BT_CONFIG_COMMAND_LIST_PLUGINS
:
360 print_cfg_list_plugins(cfg
);
362 case BT_CONFIG_COMMAND_HELP
:
365 case BT_CONFIG_COMMAND_QUERY_INFO
:
366 print_cfg_query_info(cfg
);
374 struct bt_component
*create_trimmer(struct bt_config_component
*source_cfg
)
376 struct bt_component
*trimmer
= NULL
;
377 struct bt_component_class
*trimmer_class
= NULL
;
378 struct bt_value
*trimmer_params
= NULL
;
379 struct bt_value
*value
;
381 trimmer_params
= bt_value_map_create();
382 if (!trimmer_params
) {
386 value
= bt_value_map_get(source_cfg
->params
, "begin");
388 enum bt_value_status ret
;
390 ret
= bt_value_map_insert(trimmer_params
, "begin",
397 value
= bt_value_map_get(source_cfg
->params
, "end");
399 enum bt_value_status ret
;
401 ret
= bt_value_map_insert(trimmer_params
, "end",
408 value
= bt_value_map_get(source_cfg
->params
, "clock-gmt");
410 enum bt_value_status ret
;
412 ret
= bt_value_map_insert(trimmer_params
, "clock-gmt",
420 trimmer_class
= find_component_class("utils", "trimmer",
421 BT_COMPONENT_CLASS_TYPE_FILTER
);
422 if (!trimmer_class
) {
423 fprintf(stderr
, "Could not find trimmer component class. Aborting...\n");
426 trimmer
= bt_component_create(trimmer_class
, "source_trimmer",
432 bt_put(trimmer_params
);
433 bt_put(trimmer_class
);
438 int connect_source_sink(struct bt_component
*source
,
439 struct bt_config_component
*source_cfg
,
440 struct bt_component
*sink
)
443 enum bt_component_status sink_status
;
444 struct bt_component
*trimmer
= NULL
;
445 struct bt_notification_iterator
*source_it
= NULL
;
446 struct bt_notification_iterator
*to_sink_it
= NULL
;
448 source_it
= bt_component_source_create_notification_iterator(source
);
450 fprintf(stderr
, "Failed to instantiate source iterator. Aborting...\n");
455 if (bt_value_map_has_key(source_cfg
->params
, "begin")
456 || bt_value_map_has_key(source_cfg
->params
, "end")) {
457 /* A trimmer must be inserted in the graph. */
458 enum bt_component_status trimmer_status
;
460 trimmer
= create_trimmer(source_cfg
);
462 fprintf(stderr
, "Failed to create trimmer component. Aborting...\n");
467 trimmer_status
= bt_component_filter_add_iterator(trimmer
,
470 if (trimmer_status
!= BT_COMPONENT_STATUS_OK
) {
471 fprintf(stderr
, "Failed to connect source to trimmer. Aborting...\n");
476 to_sink_it
= bt_component_filter_create_notification_iterator(trimmer
);
478 fprintf(stderr
, "Failed to instantiate trimmer iterator. Aborting...\n");
483 BT_MOVE(to_sink_it
, source_it
);
486 sink_status
= bt_component_sink_add_iterator(sink
, to_sink_it
);
487 if (sink_status
!= BT_COMPONENT_STATUS_OK
) {
488 fprintf(stderr
, "Failed to connect to sink component. Aborting...\n");
500 void add_to_loaded_plugins(struct bt_plugin
**plugins
)
503 struct bt_plugin
*plugin
= *plugins
;
504 /* Check if it's already loaded (from another path). */
505 struct bt_plugin
*loaded_plugin
=
506 find_plugin(bt_plugin_get_name(plugin
));
509 printf_verbose("Not loading plugin `%s`: already loaded from `%s`\n",
510 bt_plugin_get_path(plugin
),
511 bt_plugin_get_path(loaded_plugin
));
512 BT_PUT(loaded_plugin
);
515 /* Transfer ownership to global array. */
516 g_ptr_array_add(loaded_plugins
, plugin
);
523 int load_dynamic_plugins(struct bt_value
*plugin_paths
)
525 int nr_paths
, i
, ret
= 0;
527 nr_paths
= bt_value_array_size(plugin_paths
);
533 for (i
= 0; i
< nr_paths
; i
++) {
534 struct bt_value
*plugin_path_value
= NULL
;
535 const char *plugin_path
;
536 struct bt_plugin
**plugins
;
538 plugin_path_value
= bt_value_array_get(plugin_paths
, i
);
539 if (bt_value_string_get(plugin_path_value
,
541 BT_PUT(plugin_path_value
);
545 plugins
= bt_plugin_create_all_from_dir(plugin_path
, false);
547 printf_debug("Unable to dynamically load plugins from path %s.\n",
549 BT_PUT(plugin_path_value
);
553 add_to_loaded_plugins(plugins
);
556 BT_PUT(plugin_path_value
);
563 int load_static_plugins(void)
566 struct bt_plugin
**plugins
;
568 plugins
= bt_plugin_create_all_from_static();
570 printf_debug("Unable to load static plugins.\n");
575 add_to_loaded_plugins(plugins
);
582 const char *component_type_str(enum bt_component_class_type type
)
585 case BT_COMPONENT_CLASS_TYPE_SOURCE
:
587 case BT_COMPONENT_CLASS_TYPE_SINK
:
589 case BT_COMPONENT_CLASS_TYPE_FILTER
:
591 case BT_COMPONENT_CLASS_TYPE_UNKNOWN
:
597 static int load_all_plugins(struct bt_value
*plugin_paths
)
601 if (load_dynamic_plugins(plugin_paths
)) {
602 fprintf(stderr
, "Failed to load dynamic plugins.\n");
607 if (load_static_plugins()) {
608 fprintf(stderr
, "Failed to load static plugins.\n");
617 static void print_plugin_info(struct bt_plugin
*plugin
)
619 unsigned int major
, minor
, patch
;
621 enum bt_plugin_status version_status
;
622 const char *plugin_name
;
626 const char *plugin_description
;
628 plugin_name
= bt_plugin_get_name(plugin
);
629 path
= bt_plugin_get_path(plugin
);
630 author
= bt_plugin_get_author(plugin
);
631 license
= bt_plugin_get_license(plugin
);
632 plugin_description
= bt_plugin_get_description(plugin
);
633 version_status
= bt_plugin_get_version(plugin
, &major
, &minor
,
635 printf("%s%s%s%s:\n", bt_common_color_bold(),
636 bt_common_color_fg_blue(), plugin_name
,
637 bt_common_color_reset());
638 printf(" %sPath%s: %s\n", bt_common_color_bold(),
639 bt_common_color_reset(), path
? path
: "(None)");
641 if (version_status
== BT_PLUGIN_STATUS_OK
) {
642 printf(" %sVersion%s: %u.%u.%u",
643 bt_common_color_bold(), bt_common_color_reset(),
644 major
, minor
, patch
);
653 printf(" %sDescription%s: %s\n", bt_common_color_bold(),
654 bt_common_color_reset(),
655 plugin_description
? plugin_description
: "(None)");
656 printf(" %sAuthor%s: %s\n", bt_common_color_bold(),
657 bt_common_color_reset(), author
? author
: "(Unknown)");
658 printf(" %sLicense%s: %s\n", bt_common_color_bold(),
659 bt_common_color_reset(),
660 license
? license
: "(Unknown)");
663 static void print_plugin_comp_cls_opt(FILE *fh
, const char *plugin_name
,
664 const char *comp_cls_name
, enum bt_component_class_type type
)
666 fprintf(fh
, "%s%s--%s%s %s%s%s.%s%s%s",
667 bt_common_color_bold(),
668 bt_common_color_fg_cyan(),
669 component_type_str(type
),
670 bt_common_color_fg_default(),
671 bt_common_color_fg_blue(),
673 bt_common_color_fg_default(),
674 bt_common_color_fg_yellow(),
676 bt_common_color_reset());
679 static int cmd_query_info(struct bt_config
*cfg
)
682 struct bt_component_class
*comp_cls
= NULL
;
683 struct bt_value
*results
= NULL
;
685 ret
= load_all_plugins(cfg
->cmd_data
.list_plugins
.plugin_paths
);
690 comp_cls
= find_component_class(cfg
->cmd_data
.query_info
.cfg_component
->plugin_name
->str
,
691 cfg
->cmd_data
.query_info
.cfg_component
->component_name
->str
,
692 cfg
->cmd_data
.query_info
.cfg_component
->type
);
694 fprintf(stderr
, "%s%sCannot find component class %s",
695 bt_common_color_bold(),
696 bt_common_color_fg_red(),
697 bt_common_color_reset());
698 print_plugin_comp_cls_opt(stderr
,
699 cfg
->cmd_data
.query_info
.cfg_component
->plugin_name
->str
,
700 cfg
->cmd_data
.query_info
.cfg_component
->component_name
->str
,
701 cfg
->cmd_data
.query_info
.cfg_component
->type
);
702 fprintf(stderr
, "\n");
707 results
= bt_component_class_query_info(comp_cls
,
708 cfg
->cmd_data
.query_info
.action
->str
,
709 cfg
->cmd_data
.query_info
.cfg_component
->params
);
711 fprintf(stderr
, "%s%sFailed to query info to %s",
712 bt_common_color_bold(),
713 bt_common_color_fg_red(),
714 bt_common_color_reset());
715 print_plugin_comp_cls_opt(stderr
,
716 cfg
->cmd_data
.query_info
.cfg_component
->plugin_name
->str
,
717 cfg
->cmd_data
.query_info
.cfg_component
->component_name
->str
,
718 cfg
->cmd_data
.query_info
.cfg_component
->type
);
719 fprintf(stderr
, "%s%s with action `%s`%s\n",
720 bt_common_color_bold(),
721 bt_common_color_fg_red(),
722 cfg
->cmd_data
.query_info
.action
->str
,
723 bt_common_color_reset());
728 print_value(results
, 0);
736 static int cmd_help(struct bt_config
*cfg
)
739 struct bt_plugin
*plugin
= NULL
;
742 ret
= load_all_plugins(cfg
->cmd_data
.list_plugins
.plugin_paths
);
747 plugin
= find_plugin(cfg
->cmd_data
.help
.cfg_component
->plugin_name
->str
);
749 fprintf(stderr
, "%s%sCannot find plugin %s%s%s\n",
750 bt_common_color_bold(), bt_common_color_fg_red(),
751 bt_common_color_fg_blue(),
752 cfg
->cmd_data
.help
.cfg_component
->plugin_name
->str
,
753 bt_common_color_reset());
758 print_plugin_info(plugin
);
759 printf(" %sComponent classes%s: %d\n",
760 bt_common_color_bold(),
761 bt_common_color_reset(),
762 bt_plugin_get_component_class_count(plugin
));
765 if (cfg
->cmd_data
.help
.cfg_component
->type
!=
766 BT_COMPONENT_CLASS_TYPE_UNKNOWN
) {
767 struct bt_component_class
*needed_comp_cls
=
768 find_component_class(
769 cfg
->cmd_data
.help
.cfg_component
->plugin_name
->str
,
770 cfg
->cmd_data
.help
.cfg_component
->component_name
->str
,
771 cfg
->cmd_data
.help
.cfg_component
->type
);
773 if (!needed_comp_cls
) {
774 fprintf(stderr
, "\n%s%sCannot find component class %s",
775 bt_common_color_bold(),
776 bt_common_color_fg_red(),
777 bt_common_color_reset());
778 print_plugin_comp_cls_opt(stderr
,
779 cfg
->cmd_data
.help
.cfg_component
->plugin_name
->str
,
780 cfg
->cmd_data
.help
.cfg_component
->component_name
->str
,
781 cfg
->cmd_data
.help
.cfg_component
->type
);
782 fprintf(stderr
, "\n");
787 bt_put(needed_comp_cls
);
790 for (i
= 0; i
< bt_plugin_get_component_class_count(plugin
); i
++) {
791 struct bt_component_class
*comp_cls
=
792 bt_plugin_get_component_class(plugin
, i
);
793 const char *comp_class_name
=
794 bt_component_class_get_name(comp_cls
);
795 const char *comp_class_description
=
796 bt_component_class_get_description(comp_cls
);
797 const char *comp_class_help
=
798 bt_component_class_get_help(comp_cls
);
799 enum bt_component_class_type type
=
800 bt_component_class_get_type(comp_cls
);
804 if (cfg
->cmd_data
.help
.cfg_component
->type
!=
805 BT_COMPONENT_CLASS_TYPE_UNKNOWN
) {
806 if (strcmp(cfg
->cmd_data
.help
.cfg_component
->component_name
->str
,
807 comp_class_name
) != 0 &&
809 cfg
->cmd_data
.help
.cfg_component
->type
) {
816 print_plugin_comp_cls_opt(stdout
,
817 cfg
->cmd_data
.help
.cfg_component
->plugin_name
->str
,
821 printf(" %sDescription%s: %s\n", bt_common_color_bold(),
822 bt_common_color_reset(),
823 comp_class_description
? comp_class_description
: "(None)");
825 if (comp_class_help
) {
826 printf("\n%s\n", comp_class_help
);
837 static int cmd_list_plugins(struct bt_config
*cfg
)
840 int plugins_count
, component_classes_count
= 0, i
;
842 ret
= load_all_plugins(cfg
->cmd_data
.list_plugins
.plugin_paths
);
847 printf("From the following plugin paths:\n\n");
848 print_value(cfg
->cmd_data
.list_plugins
.plugin_paths
, 2);
850 plugins_count
= loaded_plugins
->len
;
851 if (plugins_count
== 0) {
852 fprintf(stderr
, "%s%sNo plugins found.%s\n",
853 bt_common_color_bold(), bt_common_color_fg_red(),
854 bt_common_color_reset());
855 fprintf(stderr
, "\n");
856 fprintf(stderr
, "Please make sure your plugin search path is set correctly. You can use\n");
857 fprintf(stderr
, "the --plugin-path command-line option or the BABELTRACE_PLUGIN_PATH\n");
858 fprintf(stderr
, "environment variable.\n");
863 for (i
= 0; i
< plugins_count
; i
++) {
864 struct bt_plugin
*plugin
= g_ptr_array_index(loaded_plugins
, i
);
866 component_classes_count
+= bt_plugin_get_component_class_count(plugin
);
869 printf("Found %s%d%s component classes in %s%d%s plugins.\n",
870 bt_common_color_bold(),
871 component_classes_count
,
872 bt_common_color_reset(),
873 bt_common_color_bold(),
875 bt_common_color_reset());
877 for (i
= 0; i
< plugins_count
; i
++) {
879 struct bt_plugin
*plugin
= g_ptr_array_index(loaded_plugins
, i
);
881 component_classes_count
=
882 bt_plugin_get_component_class_count(plugin
);
884 print_plugin_info(plugin
);
886 if (component_classes_count
== 0) {
887 printf(" %sComponent classes%s: (None)\n",
888 bt_common_color_bold(),
889 bt_common_color_reset());
891 printf(" %sComponent classes%s:\n",
892 bt_common_color_bold(),
893 bt_common_color_reset());
896 for (j
= 0; j
< component_classes_count
; j
++) {
897 struct bt_component_class
*comp_class
=
898 bt_plugin_get_component_class(plugin
, j
);
899 const char *comp_class_name
=
900 bt_component_class_get_name(comp_class
);
901 const char *comp_class_description
=
902 bt_component_class_get_description(comp_class
);
903 enum bt_component_class_type type
=
904 bt_component_class_get_type(comp_class
);
907 print_plugin_comp_cls_opt(stdout
,
908 bt_plugin_get_name(plugin
), comp_class_name
,
911 if (comp_class_description
) {
912 printf(": %s", comp_class_description
);
924 static int cmd_convert(struct bt_config
*cfg
)
927 struct bt_component_class
*source_class
= NULL
;
928 struct bt_component_class
*sink_class
= NULL
;
929 struct bt_component
*source
= NULL
, *sink
= NULL
;
930 struct bt_value
*source_params
= NULL
, *sink_params
= NULL
;
931 enum bt_component_status sink_status
;
932 struct bt_config_component
*source_cfg
= NULL
, *sink_cfg
= NULL
;
934 /* TODO handle more than 1 source and 1 sink. */
935 if (cfg
->cmd_data
.convert
.sources
->len
!= 1 ||
936 cfg
->cmd_data
.convert
.sinks
->len
!= 1) {
937 fprintf(stderr
, "Only one source and one sink component class are supported. Aborting...\n");
942 ret
= load_all_plugins(cfg
->cmd_data
.convert
.plugin_paths
);
944 fprintf(stderr
, "Could not load plugins from configured plugin paths. Aborting...\n");
948 source_cfg
= bt_config_get_component(cfg
->cmd_data
.convert
.sources
, 0);
949 source_params
= bt_get(source_cfg
->params
);
950 source_class
= find_component_class(source_cfg
->plugin_name
->str
,
951 source_cfg
->component_name
->str
,
952 BT_COMPONENT_CLASS_TYPE_SOURCE
);
954 fprintf(stderr
, "Could not find %s.%s source component class. Aborting...\n",
955 source_cfg
->plugin_name
->str
,
956 source_cfg
->component_name
->str
);
961 sink_cfg
= bt_config_get_component(cfg
->cmd_data
.convert
.sinks
, 0);
962 sink_params
= bt_get(sink_cfg
->params
);
963 sink_class
= find_component_class(sink_cfg
->plugin_name
->str
,
964 sink_cfg
->component_name
->str
,
965 BT_COMPONENT_CLASS_TYPE_SINK
);
967 fprintf(stderr
, "Could not find %s.%s output component class. Aborting...\n",
968 sink_cfg
->plugin_name
->str
,
969 sink_cfg
->component_name
->str
);
974 source
= bt_component_create(source_class
, "source", source_params
);
976 fprintf(stderr
, "Failed to instantiate selected source component. Aborting...\n");
981 sink
= bt_component_create(sink_class
, "sink", sink_params
);
983 fprintf(stderr
, "Failed to instantiate selected output component. Aborting...\n");
988 ret
= connect_source_sink(source
, source_cfg
, sink
);
995 sink_status
= bt_component_sink_consume(sink
);
996 switch (sink_status
) {
997 case BT_COMPONENT_STATUS_AGAIN
:
998 /* Wait for an arbitraty 500 ms. */
1001 case BT_COMPONENT_STATUS_OK
:
1003 case BT_COMPONENT_STATUS_END
:
1006 fprintf(stderr
, "Sink component returned an error, aborting...\n");
1014 BT_PUT(source_class
);
1017 BT_PUT(source_params
);
1018 BT_PUT(sink_params
);
1024 static void warn_command_name_and_directory_clash(struct bt_config
*cfg
)
1026 if (!cfg
->command_name
) {
1030 if (g_file_test(cfg
->command_name
,
1031 G_FILE_TEST_EXISTS
| G_FILE_TEST_IS_DIR
)) {
1032 fprintf(stderr
, "\nNOTE: The `%s` command was executed. If you meant to convert a\n",
1034 fprintf(stderr
, "trace located in the local `%s` directory, please use:\n",
1036 fprintf(stderr
, "\n");
1037 fprintf(stderr
, " babeltrace convert %s [OPTIONS]\n",
1042 int main(int argc
, const char **argv
)
1046 struct bt_config
*cfg
;
1048 init_loaded_plugins_array();
1049 cfg
= bt_config_from_args_with_defaults(argc
, argv
, &retcode
);
1052 /* Quit without errors; typically usage/version */
1062 fprintf(stderr
, "Failed to create Babeltrace configuration\n");
1066 babeltrace_debug
= cfg
->debug
;
1067 babeltrace_verbose
= cfg
->verbose
;
1070 switch (cfg
->command
) {
1071 case BT_CONFIG_COMMAND_CONVERT
:
1072 ret
= cmd_convert(cfg
);
1074 case BT_CONFIG_COMMAND_LIST_PLUGINS
:
1075 ret
= cmd_list_plugins(cfg
);
1077 case BT_CONFIG_COMMAND_HELP
:
1078 ret
= cmd_help(cfg
);
1080 case BT_CONFIG_COMMAND_QUERY_INFO
:
1081 ret
= cmd_query_info(cfg
);
1087 warn_command_name_and_directory_clash(cfg
);
1088 retcode
= ret
? 1 : 0;
1092 fini_loaded_plugins_array();