4 * Babeltrace Trace Converter
6 * Copyright 2010-2011 EfficiOS Inc. and Linux Foundation
8 * Author: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
10 * Permission is hereby granted, free of charge, to any person obtaining a copy
11 * of this software and associated documentation files (the "Software"), to deal
12 * in the Software without restriction, including without limitation the rights
13 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
14 * copies of the Software, and to permit persons to whom the Software is
15 * furnished to do so, subject to the following conditions:
17 * The above copyright notice and this permission notice shall be included in
18 * all copies or substantial portions of the Software.
20 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
21 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
22 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
23 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
24 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
25 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
29 #include <babeltrace/babeltrace.h>
30 #include <babeltrace/plugin/plugin.h>
31 #include <babeltrace/common-internal.h>
32 #include <babeltrace/graph/component.h>
33 #include <babeltrace/graph/component-source.h>
34 #include <babeltrace/graph/component-sink.h>
35 #include <babeltrace/graph/component-filter.h>
36 #include <babeltrace/graph/component-class.h>
37 #include <babeltrace/graph/port.h>
38 #include <babeltrace/graph/graph.h>
39 #include <babeltrace/graph/connection.h>
40 #include <babeltrace/graph/notification-iterator.h>
41 #include <babeltrace/ref.h>
42 #include <babeltrace/values.h>
50 #include "babeltrace-cfg.h"
51 #include "babeltrace-cfg-connect.h"
52 #include "default-cfg.h"
54 GPtrArray
*loaded_plugins
;
57 void init_loaded_plugins_array(void)
59 loaded_plugins
= g_ptr_array_new_full(8, bt_put
);
63 void fini_loaded_plugins_array(void)
65 g_ptr_array_free(loaded_plugins
, TRUE
);
69 struct bt_plugin
*find_plugin(const char *name
)
72 struct bt_plugin
*plugin
= NULL
;
74 for (i
= 0; i
< loaded_plugins
->len
; i
++) {
75 plugin
= g_ptr_array_index(loaded_plugins
, i
);
77 if (strcmp(name
, bt_plugin_get_name(plugin
)) == 0) {
84 return bt_get(plugin
);
88 struct bt_component_class
*find_component_class(const char *plugin_name
,
89 const char *comp_class_name
,
90 enum bt_component_class_type comp_class_type
)
92 struct bt_component_class
*comp_class
= NULL
;
93 struct bt_plugin
*plugin
= find_plugin(plugin_name
);
99 comp_class
= bt_plugin_get_component_class_by_name_and_type(plugin
,
100 comp_class_name
, comp_class_type
);
107 void print_indent(size_t indent
)
111 for (i
= 0; i
< indent
; i
++) {
116 static char *escape_name_for_shell(const char *input
)
118 char *output
= g_malloc0(strlen(input
) * 5 + 1);
126 for (in
= input
; *in
!= '\0'; in
++) {
154 const char *component_type_str(enum bt_component_class_type type
)
157 case BT_COMPONENT_CLASS_TYPE_SOURCE
:
159 case BT_COMPONENT_CLASS_TYPE_SINK
:
161 case BT_COMPONENT_CLASS_TYPE_FILTER
:
163 case BT_COMPONENT_CLASS_TYPE_UNKNOWN
:
169 static void print_plugin_comp_cls_opt(FILE *fh
, const char *plugin_name
,
170 const char *comp_cls_name
, enum bt_component_class_type type
)
172 char *shell_plugin_name
= NULL
;
173 char *shell_comp_cls_name
= NULL
;
175 shell_plugin_name
= escape_name_for_shell(plugin_name
);
176 if (!shell_plugin_name
) {
180 shell_comp_cls_name
= escape_name_for_shell(comp_cls_name
);
181 if (!shell_comp_cls_name
) {
185 fprintf(fh
, "%s%s--%s%s %s'%s%s%s%s.%s%s%s'",
186 bt_common_color_bold(),
187 bt_common_color_fg_cyan(),
188 component_type_str(type
),
189 bt_common_color_reset(),
190 bt_common_color_fg_default(),
191 bt_common_color_bold(),
192 bt_common_color_fg_blue(),
194 bt_common_color_fg_default(),
195 bt_common_color_fg_yellow(),
197 bt_common_color_reset());
200 g_free(shell_plugin_name
);
201 g_free(shell_comp_cls_name
);
205 void print_value(struct bt_value
*, size_t);
208 void print_value_rec(struct bt_value
*, size_t);
211 bool print_map_value(const char *key
, struct bt_value
*object
, void *data
)
213 size_t *indent
= data
;
215 print_indent(*indent
);
218 if (bt_value_is_array(object
) &&
219 bt_value_array_is_empty(object
)) {
224 if (bt_value_is_map(object
) &&
225 bt_value_map_is_empty(object
)) {
230 if (bt_value_is_array(object
) ||
231 bt_value_is_map(object
)) {
235 print_value_rec(object
, *indent
+ 2);
240 void print_value_rec(struct bt_value
*value
, size_t indent
)
253 switch (bt_value_get_type(value
)) {
254 case BT_VALUE_TYPE_NULL
:
255 printf("%snull%s\n", bt_common_color_bold(),
256 bt_common_color_reset());
258 case BT_VALUE_TYPE_BOOL
:
259 bt_value_bool_get(value
, &bool_val
);
260 printf("%s%s%s%s\n", bt_common_color_bold(),
261 bt_common_color_fg_cyan(), bool_val
? "yes" : "no",
262 bt_common_color_reset());
264 case BT_VALUE_TYPE_INTEGER
:
265 bt_value_integer_get(value
, &int_val
);
266 printf("%s%s%" PRId64
"%s\n", bt_common_color_bold(),
267 bt_common_color_fg_red(), int_val
,
268 bt_common_color_reset());
270 case BT_VALUE_TYPE_FLOAT
:
271 bt_value_float_get(value
, &dbl_val
);
272 printf("%s%s%lf%s\n", bt_common_color_bold(),
273 bt_common_color_fg_red(), dbl_val
,
274 bt_common_color_reset());
276 case BT_VALUE_TYPE_STRING
:
277 bt_value_string_get(value
, &str_val
);
278 printf("%s%s%s%s\n", bt_common_color_bold(),
279 bt_common_color_fg_green(), str_val
,
280 bt_common_color_reset());
282 case BT_VALUE_TYPE_ARRAY
:
283 size
= bt_value_array_size(value
);
287 print_indent(indent
);
292 for (i
= 0; i
< size
; i
++) {
293 struct bt_value
*element
=
294 bt_value_array_get(value
, i
);
297 print_indent(indent
);
300 if (bt_value_is_array(element
) &&
301 bt_value_array_is_empty(element
)) {
306 if (bt_value_is_map(element
) &&
307 bt_value_map_is_empty(element
)) {
312 if (bt_value_is_array(element
) ||
313 bt_value_is_map(element
)) {
317 print_value_rec(element
, indent
+ 2);
321 case BT_VALUE_TYPE_MAP
:
322 if (bt_value_map_is_empty(value
)) {
323 print_indent(indent
);
328 bt_value_map_foreach(value
, print_map_value
, &indent
);
336 void print_value(struct bt_value
*value
, size_t indent
)
338 if (!bt_value_is_array(value
) && !bt_value_is_map(value
)) {
339 print_indent(indent
);
342 print_value_rec(value
, indent
);
346 void print_bt_config_component(struct bt_config_component
*bt_config_component
)
349 print_plugin_comp_cls_opt(stdout
, bt_config_component
->plugin_name
->str
,
350 bt_config_component
->comp_cls_name
->str
,
351 bt_config_component
->type
);
354 if (bt_config_component
->instance_name
->len
> 0) {
355 printf(" Name: %s\n",
356 bt_config_component
->instance_name
->str
);
359 printf(" Parameters:\n");
360 print_value(bt_config_component
->params
, 8);
364 void print_bt_config_components(GPtrArray
*array
)
368 for (i
= 0; i
< array
->len
; i
++) {
369 struct bt_config_component
*cfg_component
=
370 bt_config_get_component(array
, i
);
371 print_bt_config_component(cfg_component
);
372 BT_PUT(cfg_component
);
377 void print_plugin_paths(struct bt_value
*plugin_paths
)
379 printf(" Plugin paths:\n");
380 print_value(plugin_paths
, 4);
384 void print_cfg_run(struct bt_config
*cfg
)
388 print_plugin_paths(cfg
->plugin_paths
);
389 printf(" Source component instances:\n");
390 print_bt_config_components(cfg
->cmd_data
.run
.sources
);
392 if (cfg
->cmd_data
.run
.filters
->len
> 0) {
393 printf(" Filter component instances:\n");
394 print_bt_config_components(cfg
->cmd_data
.run
.filters
);
397 printf(" Sink component instances:\n");
398 print_bt_config_components(cfg
->cmd_data
.run
.sinks
);
399 printf(" Connections:\n");
401 for (i
= 0; i
< cfg
->cmd_data
.run
.connections
->len
; i
++) {
402 struct bt_config_connection
*cfg_connection
=
403 g_ptr_array_index(cfg
->cmd_data
.run
.connections
,
406 printf(" %s%s%s -> %s%s%s\n",
407 cfg_connection
->src_instance_name
->str
,
408 cfg_connection
->src_port_name
->len
> 0 ? "." : "",
409 cfg_connection
->src_port_name
->str
,
410 cfg_connection
->dst_instance_name
->str
,
411 cfg_connection
->dst_port_name
->len
> 0 ? "." : "",
412 cfg_connection
->dst_port_name
->str
);
417 void print_cfg_list_plugins(struct bt_config
*cfg
)
419 print_plugin_paths(cfg
->plugin_paths
);
423 void print_cfg_help(struct bt_config
*cfg
)
425 print_plugin_paths(cfg
->plugin_paths
);
429 void print_cfg_print_ctf_metadata(struct bt_config
*cfg
)
431 print_plugin_paths(cfg
->plugin_paths
);
432 printf(" Path: %s\n", cfg
->cmd_data
.print_ctf_metadata
.path
->str
);
436 void print_cfg_print_lttng_live_sessions(struct bt_config
*cfg
)
438 print_plugin_paths(cfg
->plugin_paths
);
439 printf(" URL: %s\n", cfg
->cmd_data
.print_lttng_live_sessions
.url
->str
);
443 void print_cfg_query(struct bt_config
*cfg
)
445 print_plugin_paths(cfg
->plugin_paths
);
446 printf(" Object: `%s`\n", cfg
->cmd_data
.query
.object
->str
);
447 printf(" Component class:\n");
448 print_bt_config_component(cfg
->cmd_data
.query
.cfg_component
);
452 void print_cfg(struct bt_config
*cfg
)
454 if (!babeltrace_verbose
) {
458 printf("Configuration:\n");
459 printf(" Debug mode: %s\n", cfg
->debug
? "yes" : "no");
460 printf(" Verbose mode: %s\n", cfg
->verbose
? "yes" : "no");
462 switch (cfg
->command
) {
463 case BT_CONFIG_COMMAND_RUN
:
466 case BT_CONFIG_COMMAND_LIST_PLUGINS
:
467 print_cfg_list_plugins(cfg
);
469 case BT_CONFIG_COMMAND_HELP
:
472 case BT_CONFIG_COMMAND_QUERY
:
473 print_cfg_query(cfg
);
475 case BT_CONFIG_COMMAND_PRINT_CTF_METADATA
:
476 print_cfg_print_ctf_metadata(cfg
);
478 case BT_CONFIG_COMMAND_PRINT_LTTNG_LIVE_SESSIONS
:
479 print_cfg_print_lttng_live_sessions(cfg
);
487 struct bt_component
*create_trimmer(struct bt_config_component
*source_cfg
)
489 struct bt_component
*trimmer
= NULL
;
490 struct bt_component_class
*trimmer_class
= NULL
;
491 struct bt_value
*trimmer_params
= NULL
;
492 struct bt_value
*value
;
494 trimmer_params
= bt_value_map_create();
495 if (!trimmer_params
) {
499 value
= bt_value_map_get(source_cfg
->params
, "begin");
501 enum bt_value_status ret
;
503 ret
= bt_value_map_insert(trimmer_params
, "begin",
510 value
= bt_value_map_get(source_cfg
->params
, "end");
512 enum bt_value_status ret
;
514 ret
= bt_value_map_insert(trimmer_params
, "end",
521 value
= bt_value_map_get(source_cfg
->params
, "clock-gmt");
523 enum bt_value_status ret
;
525 ret
= bt_value_map_insert(trimmer_params
, "clock-gmt",
533 trimmer_class
= find_component_class("utils", "trimmer",
534 BT_COMPONENT_CLASS_TYPE_FILTER
);
535 if (!trimmer_class
) {
536 fprintf(stderr
, "Could not find trimmer component class. Aborting...\n");
539 trimmer
= bt_component_create(trimmer_class
, "source_trimmer",
545 bt_put(trimmer_params
);
546 bt_put(trimmer_class
);
551 int connect_source_sink(struct bt_graph
*graph
,
552 struct bt_component
*source
,
553 struct bt_config_component
*source_cfg
,
554 struct bt_component
*sink
)
557 struct bt_connection
*connection
= NULL
;
558 struct bt_component
*trimmer
= NULL
;
559 struct bt_port
*source_port
=
560 bt_component_source_get_default_output_port(source
);
561 struct bt_port
*sink_port
=
562 bt_component_sink_get_default_input_port(sink
);
563 struct bt_port
*to_sink_port
= NULL
;
564 struct bt_port
*trimmer_input_port
= NULL
;
567 fprintf(stderr
, "Failed to find default source output port. Aborting...\n");
572 fprintf(stderr
, "Failed to find default sink input port. Aborting...\n");
577 if (bt_value_map_has_key(source_cfg
->params
, "begin")
578 || bt_value_map_has_key(source_cfg
->params
, "end")) {
579 /* A trimmer must be inserted in the graph. */
580 trimmer
= create_trimmer(source_cfg
);
582 fprintf(stderr
, "Failed to create trimmer component. Aborting...\n");
587 trimmer_input_port
= bt_component_filter_get_default_input_port(
589 if (!trimmer_input_port
) {
590 fprintf(stderr
, "Failed to find trimmer input port. Aborting...\n");
594 to_sink_port
= bt_component_filter_get_default_output_port(
597 fprintf(stderr
, "Failed to find trimmer output port. Aborting...\n");
602 connection
= bt_graph_connect_ports(graph
, source_port
,
605 fprintf(stderr
, "Failed to connect source to trimmer. Aborting...\n");
611 BT_MOVE(to_sink_port
, source_port
);
614 connection
= bt_graph_connect_ports(graph
, to_sink_port
, sink_port
);
616 fprintf(stderr
, "Failed to connect to sink. Aborting...\n");
624 bt_put(to_sink_port
);
630 void add_to_loaded_plugins(struct bt_plugin_set
*plugin_set
)
635 count
= bt_plugin_set_get_plugin_count(plugin_set
);
638 for (i
= 0; i
< count
; i
++) {
639 struct bt_plugin
*plugin
=
640 bt_plugin_set_get_plugin(plugin_set
, i
);
641 struct bt_plugin
*loaded_plugin
=
642 find_plugin(bt_plugin_get_name(plugin
));
647 printf_verbose("Not loading plugin `%s`: already loaded from `%s`\n",
648 bt_plugin_get_path(plugin
),
649 bt_plugin_get_path(loaded_plugin
));
650 bt_put(loaded_plugin
);
652 /* Add to global array. */
653 g_ptr_array_add(loaded_plugins
, bt_get(plugin
));
661 int load_dynamic_plugins(struct bt_value
*plugin_paths
)
663 int nr_paths
, i
, ret
= 0;
665 nr_paths
= bt_value_array_size(plugin_paths
);
671 for (i
= 0; i
< nr_paths
; i
++) {
672 struct bt_value
*plugin_path_value
= NULL
;
673 const char *plugin_path
;
674 struct bt_plugin_set
*plugin_set
;
676 plugin_path_value
= bt_value_array_get(plugin_paths
, i
);
677 if (bt_value_string_get(plugin_path_value
,
679 BT_PUT(plugin_path_value
);
683 plugin_set
= bt_plugin_create_all_from_dir(plugin_path
, false);
685 printf_debug("Unable to dynamically load plugins from path %s.\n",
687 BT_PUT(plugin_path_value
);
691 add_to_loaded_plugins(plugin_set
);
693 BT_PUT(plugin_path_value
);
700 int load_static_plugins(void)
703 struct bt_plugin_set
*plugin_set
;
705 plugin_set
= bt_plugin_create_all_from_static();
707 printf_debug("Unable to load static plugins.\n");
712 add_to_loaded_plugins(plugin_set
);
718 static int load_all_plugins(struct bt_value
*plugin_paths
)
722 if (load_dynamic_plugins(plugin_paths
)) {
723 fprintf(stderr
, "Failed to load dynamic plugins.\n");
728 if (load_static_plugins()) {
729 fprintf(stderr
, "Failed to load static plugins.\n");
738 static void print_plugin_info(struct bt_plugin
*plugin
)
740 unsigned int major
, minor
, patch
;
742 enum bt_plugin_status version_status
;
743 const char *plugin_name
;
747 const char *plugin_description
;
749 plugin_name
= bt_plugin_get_name(plugin
);
750 path
= bt_plugin_get_path(plugin
);
751 author
= bt_plugin_get_author(plugin
);
752 license
= bt_plugin_get_license(plugin
);
753 plugin_description
= bt_plugin_get_description(plugin
);
754 version_status
= bt_plugin_get_version(plugin
, &major
, &minor
,
756 printf("%s%s%s%s:\n", bt_common_color_bold(),
757 bt_common_color_fg_blue(), plugin_name
,
758 bt_common_color_reset());
759 printf(" %sPath%s: %s\n", bt_common_color_bold(),
760 bt_common_color_reset(), path
? path
: "(None)");
762 if (version_status
== BT_PLUGIN_STATUS_OK
) {
763 printf(" %sVersion%s: %u.%u.%u",
764 bt_common_color_bold(), bt_common_color_reset(),
765 major
, minor
, patch
);
774 printf(" %sDescription%s: %s\n", bt_common_color_bold(),
775 bt_common_color_reset(),
776 plugin_description
? plugin_description
: "(None)");
777 printf(" %sAuthor%s: %s\n", bt_common_color_bold(),
778 bt_common_color_reset(), author
? author
: "(Unknown)");
779 printf(" %sLicense%s: %s\n", bt_common_color_bold(),
780 bt_common_color_reset(),
781 license
? license
: "(Unknown)");
784 static int cmd_query(struct bt_config
*cfg
)
787 struct bt_component_class
*comp_cls
= NULL
;
788 struct bt_value
*results
= NULL
;
790 ret
= load_all_plugins(cfg
->plugin_paths
);
795 comp_cls
= find_component_class(cfg
->cmd_data
.query
.cfg_component
->plugin_name
->str
,
796 cfg
->cmd_data
.query
.cfg_component
->comp_cls_name
->str
,
797 cfg
->cmd_data
.query
.cfg_component
->type
);
799 fprintf(stderr
, "%s%sCannot find component class %s",
800 bt_common_color_bold(),
801 bt_common_color_fg_red(),
802 bt_common_color_reset());
803 print_plugin_comp_cls_opt(stderr
,
804 cfg
->cmd_data
.query
.cfg_component
->plugin_name
->str
,
805 cfg
->cmd_data
.query
.cfg_component
->comp_cls_name
->str
,
806 cfg
->cmd_data
.query
.cfg_component
->type
);
807 fprintf(stderr
, "\n");
812 results
= bt_component_class_query(comp_cls
,
813 cfg
->cmd_data
.query
.object
->str
,
814 cfg
->cmd_data
.query
.cfg_component
->params
);
816 fprintf(stderr
, "%s%sFailed to query info to %s",
817 bt_common_color_bold(),
818 bt_common_color_fg_red(),
819 bt_common_color_reset());
820 print_plugin_comp_cls_opt(stderr
,
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 fprintf(stderr
, "%s%s with object `%s`%s\n",
825 bt_common_color_bold(),
826 bt_common_color_fg_red(),
827 cfg
->cmd_data
.query
.object
->str
,
828 bt_common_color_reset());
833 print_value(results
, 0);
841 static int cmd_help(struct bt_config
*cfg
)
844 struct bt_plugin
*plugin
= NULL
;
847 ret
= load_all_plugins(cfg
->plugin_paths
);
852 plugin
= find_plugin(cfg
->cmd_data
.help
.cfg_component
->plugin_name
->str
);
854 fprintf(stderr
, "%s%sCannot find plugin %s%s%s\n",
855 bt_common_color_bold(), bt_common_color_fg_red(),
856 bt_common_color_fg_blue(),
857 cfg
->cmd_data
.help
.cfg_component
->plugin_name
->str
,
858 bt_common_color_reset());
863 print_plugin_info(plugin
);
864 printf(" %sComponent classes%s: %d\n",
865 bt_common_color_bold(),
866 bt_common_color_reset(),
867 (int) bt_plugin_get_component_class_count(plugin
));
870 if (cfg
->cmd_data
.help
.cfg_component
->type
!=
871 BT_COMPONENT_CLASS_TYPE_UNKNOWN
) {
872 struct bt_component_class
*needed_comp_cls
=
873 find_component_class(
874 cfg
->cmd_data
.help
.cfg_component
->plugin_name
->str
,
875 cfg
->cmd_data
.help
.cfg_component
->comp_cls_name
->str
,
876 cfg
->cmd_data
.help
.cfg_component
->type
);
878 if (!needed_comp_cls
) {
879 fprintf(stderr
, "\n%s%sCannot find component class %s",
880 bt_common_color_bold(),
881 bt_common_color_fg_red(),
882 bt_common_color_reset());
883 print_plugin_comp_cls_opt(stderr
,
884 cfg
->cmd_data
.help
.cfg_component
->plugin_name
->str
,
885 cfg
->cmd_data
.help
.cfg_component
->comp_cls_name
->str
,
886 cfg
->cmd_data
.help
.cfg_component
->type
);
887 fprintf(stderr
, "\n");
892 bt_put(needed_comp_cls
);
895 for (i
= 0; i
< bt_plugin_get_component_class_count(plugin
); i
++) {
896 struct bt_component_class
*comp_cls
=
897 bt_plugin_get_component_class_by_index(plugin
, i
);
898 const char *comp_class_name
=
899 bt_component_class_get_name(comp_cls
);
900 const char *comp_class_description
=
901 bt_component_class_get_description(comp_cls
);
902 const char *comp_class_help
=
903 bt_component_class_get_help(comp_cls
);
904 enum bt_component_class_type type
=
905 bt_component_class_get_type(comp_cls
);
909 if (cfg
->cmd_data
.help
.cfg_component
->type
!=
910 BT_COMPONENT_CLASS_TYPE_UNKNOWN
) {
911 if (strcmp(cfg
->cmd_data
.help
.cfg_component
->comp_cls_name
->str
,
912 comp_class_name
) != 0 &&
914 cfg
->cmd_data
.help
.cfg_component
->type
) {
921 print_plugin_comp_cls_opt(stdout
,
922 cfg
->cmd_data
.help
.cfg_component
->plugin_name
->str
,
926 printf(" %sDescription%s: %s\n", bt_common_color_bold(),
927 bt_common_color_reset(),
928 comp_class_description
? comp_class_description
: "(None)");
930 if (comp_class_help
) {
931 printf("\n%s\n", comp_class_help
);
942 static int cmd_list_plugins(struct bt_config
*cfg
)
945 int plugins_count
, component_classes_count
= 0, i
;
947 ret
= load_all_plugins(cfg
->plugin_paths
);
952 printf("From the following plugin paths:\n\n");
953 print_value(cfg
->plugin_paths
, 2);
955 plugins_count
= loaded_plugins
->len
;
956 if (plugins_count
== 0) {
957 fprintf(stderr
, "%s%sNo plugins found.%s\n",
958 bt_common_color_bold(), bt_common_color_fg_red(),
959 bt_common_color_reset());
960 fprintf(stderr
, "\n");
961 fprintf(stderr
, "Please make sure your plugin search path is set correctly. You can use\n");
962 fprintf(stderr
, "the --plugin-path command-line option or the BABELTRACE_PLUGIN_PATH\n");
963 fprintf(stderr
, "environment variable.\n");
968 for (i
= 0; i
< plugins_count
; i
++) {
969 struct bt_plugin
*plugin
= g_ptr_array_index(loaded_plugins
, i
);
971 component_classes_count
+= bt_plugin_get_component_class_count(plugin
);
974 printf("Found %s%d%s component classes in %s%d%s plugins.\n",
975 bt_common_color_bold(),
976 component_classes_count
,
977 bt_common_color_reset(),
978 bt_common_color_bold(),
980 bt_common_color_reset());
982 for (i
= 0; i
< plugins_count
; i
++) {
984 struct bt_plugin
*plugin
= g_ptr_array_index(loaded_plugins
, i
);
986 component_classes_count
=
987 bt_plugin_get_component_class_count(plugin
);
989 print_plugin_info(plugin
);
991 if (component_classes_count
== 0) {
992 printf(" %sComponent classes%s: (None)\n",
993 bt_common_color_bold(),
994 bt_common_color_reset());
996 printf(" %sComponent classes%s:\n",
997 bt_common_color_bold(),
998 bt_common_color_reset());
1001 for (j
= 0; j
< component_classes_count
; j
++) {
1002 struct bt_component_class
*comp_class
=
1003 bt_plugin_get_component_class_by_index(
1005 const char *comp_class_name
=
1006 bt_component_class_get_name(comp_class
);
1007 const char *comp_class_description
=
1008 bt_component_class_get_description(comp_class
);
1009 enum bt_component_class_type type
=
1010 bt_component_class_get_type(comp_class
);
1013 print_plugin_comp_cls_opt(stdout
,
1014 bt_plugin_get_name(plugin
), comp_class_name
,
1017 if (comp_class_description
) {
1018 printf(": %s", comp_class_description
);
1030 static int cmd_print_lttng_live_sessions(struct bt_config
*cfg
)
1036 static int cmd_print_ctf_metadata(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
*metadata_text_value
= NULL
;
1043 const char *metadata_text
= NULL
;
1044 static const char * const plugin_name
= "ctf";
1045 static const char * const comp_cls_name
= "fs";
1046 static const enum bt_component_class_type comp_cls_type
=
1047 BT_COMPONENT_CLASS_TYPE_SOURCE
;
1049 assert(cfg
->cmd_data
.print_ctf_metadata
.path
);
1050 comp_cls
= find_component_class(plugin_name
, comp_cls_name
,
1053 fprintf(stderr
, "%s%sCannot find component class %s",
1054 bt_common_color_bold(),
1055 bt_common_color_fg_red(),
1056 bt_common_color_reset());
1057 print_plugin_comp_cls_opt(stderr
, plugin_name
,
1058 comp_cls_name
, comp_cls_type
);
1059 fprintf(stderr
, "\n");
1064 params
= bt_value_map_create();
1070 ret
= bt_value_map_insert_string(params
, "path",
1071 cfg
->cmd_data
.print_ctf_metadata
.path
->str
);
1077 results
= bt_component_class_query(comp_cls
, "metadata-info",
1081 fprintf(stderr
, "%s%sFailed to request metadata info%s\n",
1082 bt_common_color_bold(),
1083 bt_common_color_fg_red(),
1084 bt_common_color_reset());
1088 metadata_text_value
= bt_value_map_get(results
, "text");
1089 if (!metadata_text_value
) {
1094 ret
= bt_value_string_get(metadata_text_value
, &metadata_text
);
1096 printf("%s\n", metadata_text
);
1101 bt_put(metadata_text_value
);
1106 static int cmd_run(struct bt_config
*cfg
)
1109 struct bt_component_class
*source_class
= NULL
;
1110 struct bt_component_class
*sink_class
= NULL
;
1111 struct bt_component
*source
= NULL
, *sink
= NULL
;
1112 struct bt_value
*source_params
= NULL
, *sink_params
= NULL
;
1113 struct bt_config_component
*source_cfg
= NULL
, *sink_cfg
= NULL
;
1114 struct bt_graph
*graph
= NULL
;
1116 ret
= load_all_plugins(cfg
->plugin_paths
);
1121 /* TODO handle more than 1 source and 1 sink. */
1122 if (cfg
->cmd_data
.run
.sources
->len
!= 1 ||
1123 cfg
->cmd_data
.run
.sinks
->len
!= 1) {
1124 fprintf(stderr
, "Only one source and one sink component class are supported. Aborting...\n");
1129 source_cfg
= bt_config_get_component(cfg
->cmd_data
.run
.sources
, 0);
1130 source_params
= bt_get(source_cfg
->params
);
1131 source_class
= find_component_class(source_cfg
->plugin_name
->str
,
1132 source_cfg
->comp_cls_name
->str
,
1133 BT_COMPONENT_CLASS_TYPE_SOURCE
);
1134 if (!source_class
) {
1135 fprintf(stderr
, "Could not find ");
1136 print_plugin_comp_cls_opt(stderr
, source_cfg
->plugin_name
->str
,
1137 source_cfg
->comp_cls_name
->str
, BT_COMPONENT_CLASS_TYPE_SOURCE
);
1138 fprintf(stderr
, ". Aborting...\n");
1143 sink_cfg
= bt_config_get_component(cfg
->cmd_data
.run
.sinks
, 0);
1144 sink_params
= bt_get(sink_cfg
->params
);
1145 sink_class
= find_component_class(sink_cfg
->plugin_name
->str
,
1146 sink_cfg
->comp_cls_name
->str
,
1147 BT_COMPONENT_CLASS_TYPE_SINK
);
1149 fprintf(stderr
, "Could not find ");
1150 print_plugin_comp_cls_opt(stderr
, sink_cfg
->plugin_name
->str
,
1151 sink_cfg
->comp_cls_name
->str
, BT_COMPONENT_CLASS_TYPE_SINK
);
1152 fprintf(stderr
, ". Aborting...\n");
1157 graph
= bt_graph_create();
1163 source
= bt_component_create(source_class
, "source", source_params
);
1165 fprintf(stderr
, "Failed to instantiate selected source component. Aborting...\n");
1170 sink
= bt_component_create(sink_class
, "sink", sink_params
);
1172 fprintf(stderr
, "Failed to instantiate selected output component. Aborting...\n");
1177 ret
= connect_source_sink(graph
, source
, source_cfg
, sink
);
1184 enum bt_graph_status graph_status
;
1186 graph_status
= bt_graph_run(graph
);
1187 switch (graph_status
) {
1188 case BT_GRAPH_STATUS_AGAIN
:
1189 /* Wait for an arbitraty 500 ms. */
1192 case BT_COMPONENT_STATUS_END
:
1195 fprintf(stderr
, "Sink component returned an error, aborting...\n");
1203 bt_put(source_class
);
1206 bt_put(source_params
);
1207 bt_put(sink_params
);
1214 static void warn_command_name_and_directory_clash(struct bt_config
*cfg
)
1216 if (!cfg
->command_name
) {
1220 if (g_file_test(cfg
->command_name
,
1221 G_FILE_TEST_EXISTS
| G_FILE_TEST_IS_DIR
)) {
1222 fprintf(stderr
, "\nNOTE: The `%s` command was executed. If you meant to convert a\n",
1224 fprintf(stderr
, "trace located in the local `%s` directory, please use:\n",
1226 fprintf(stderr
, "\n");
1227 fprintf(stderr
, " babeltrace convert %s [OPTIONS]\n",
1232 int main(int argc
, const char **argv
)
1236 struct bt_config
*cfg
;
1238 init_loaded_plugins_array();
1239 cfg
= bt_config_from_args_with_defaults(argc
, argv
, &retcode
);
1242 /* Quit without errors; typically usage/version */
1252 fprintf(stderr
, "Failed to create Babeltrace configuration\n");
1257 babeltrace_debug
= cfg
->debug
;
1258 babeltrace_verbose
= cfg
->verbose
;
1261 if (cfg
->command_needs_plugins
) {
1262 ret
= load_all_plugins(cfg
->plugin_paths
);
1269 switch (cfg
->command
) {
1270 case BT_CONFIG_COMMAND_RUN
:
1273 case BT_CONFIG_COMMAND_LIST_PLUGINS
:
1274 ret
= cmd_list_plugins(cfg
);
1276 case BT_CONFIG_COMMAND_HELP
:
1277 ret
= cmd_help(cfg
);
1279 case BT_CONFIG_COMMAND_QUERY
:
1280 ret
= cmd_query(cfg
);
1282 case BT_CONFIG_COMMAND_PRINT_CTF_METADATA
:
1283 ret
= cmd_print_ctf_metadata(cfg
);
1285 case BT_CONFIG_COMMAND_PRINT_LTTNG_LIVE_SESSIONS
:
1286 ret
= cmd_print_lttng_live_sessions(cfg
);
1292 warn_command_name_and_directory_clash(cfg
);
1293 retcode
= ret
? 1 : 0;
1297 fini_loaded_plugins_array();