+ int ret = 0;
+ struct bt_component_class *comp_cls = NULL;
+ struct bt_value *results = NULL;
+ struct bt_value *params = NULL;
+ struct bt_value *map = NULL;
+ struct bt_value *v = NULL;
+ static const char * const plugin_name = "ctf";
+ static const char * const comp_cls_name = "lttng-live";
+ static const enum bt_component_class_type comp_cls_type =
+ BT_COMPONENT_CLASS_TYPE_SOURCE;
+ int64_t array_size, i;
+
+ assert(cfg->cmd_data.print_lttng_live_sessions.url);
+ comp_cls = find_component_class(plugin_name, comp_cls_name,
+ comp_cls_type);
+ if (!comp_cls) {
+ BT_LOGE("Cannot find component class: plugin-name=\"%s\", "
+ "comp-cls-name=\"%s\", comp-cls-type=%d",
+ plugin_name, comp_cls_name,
+ BT_COMPONENT_CLASS_TYPE_SOURCE);
+ fprintf(stderr, "%s%sCannot find component class %s",
+ bt_common_color_bold(),
+ bt_common_color_fg_red(),
+ bt_common_color_reset());
+ print_plugin_comp_cls_opt(stderr, plugin_name,
+ comp_cls_name, comp_cls_type);
+ fprintf(stderr, "\n");
+ goto error;
+ }
+
+ params = bt_value_map_create();
+ if (!params) {
+ goto error;
+ }
+
+ ret = bt_value_map_insert_string(params, "url",
+ cfg->cmd_data.print_lttng_live_sessions.url->str);
+ if (ret) {
+ goto error;
+ }
+
+ results = bt_component_class_query(comp_cls, "sessions",
+ params);
+ if (!results) {
+ BT_LOGE_STR("Failed to query for sessions.");
+ fprintf(stderr, "%s%sFailed to request sessions%s\n",
+ bt_common_color_bold(),
+ bt_common_color_fg_red(),
+ bt_common_color_reset());
+ goto error;
+ }
+
+ if (!bt_value_is_array(results)) {
+ BT_LOGE_STR("Expecting an array for sessions query.");
+ fprintf(stderr, "%s%sUnexpected type returned by session query%s\n",
+ bt_common_color_bold(),
+ bt_common_color_fg_red(),
+ bt_common_color_reset());
+ goto error;
+ }
+
+ array_size = bt_value_array_size(results);
+ for (i = 0; i < array_size; i++) {
+ const char *url_text;
+ int64_t timer_us, streams, clients;
+
+ map = bt_value_array_get(results, i);
+ if (!map) {
+ BT_LOGE_STR("Unexpected empty array entry.");
+ goto error;
+ }
+ if (!bt_value_is_map(map)) {
+ BT_LOGE_STR("Unexpected entry type.");
+ goto error;
+ }
+
+ v = bt_value_map_get(map, "url");
+ if (!v) {
+ BT_LOGE_STR("Unexpected empty array \"url\" entry.");
+ goto error;
+ }
+ ret = bt_value_string_get(v, &url_text);
+ assert(ret == 0);
+ printf("%s", url_text);
+ BT_PUT(v);
+
+ v = bt_value_map_get(map, "timer-us");
+ if (!v) {
+ BT_LOGE_STR("Unexpected empty array \"timer-us\" entry.");
+ goto error;
+ }
+ ret = bt_value_integer_get(v, &timer_us);
+ assert(ret == 0);
+ printf(" (timer = %" PRIu64 ", ", timer_us);
+ BT_PUT(v);
+
+ v = bt_value_map_get(map, "stream-count");
+ if (!v) {
+ BT_LOGE_STR("Unexpected empty array \"stream-count\" entry.");
+ goto error;
+ }
+ ret = bt_value_integer_get(v, &streams);
+ assert(ret == 0);
+ printf("%" PRIu64 " stream(s), ", streams);
+ BT_PUT(v);
+
+ v = bt_value_map_get(map, "client-count");
+ if (!v) {
+ BT_LOGE_STR("Unexpected empty array \"client-count\" entry.");
+ goto error;
+ }
+ ret = bt_value_integer_get(v, &clients);
+ assert(ret == 0);
+ printf("%" PRIu64 " client(s) connected)\n", clients);
+ BT_PUT(v);
+
+ BT_PUT(map);
+ }
+end:
+ bt_put(v);
+ bt_put(map);
+ bt_put(results);
+ bt_put(params);
+ bt_put(comp_cls);
+ return 0;
+
+error:
+ ret = -1;
+ goto end;