;
#endif
+#define INDENTATION_LEVEL_STR " "
+
typedef enum lttng_event_rule_status (*event_rule_logging_get_name_pattern)(
const struct lttng_event_rule *rule, const char **pattern);
typedef enum lttng_event_rule_status (*event_rule_logging_get_filter)(
}
}
+static
+void print_indentation(unsigned int indentation_level)
+{
+ unsigned int i;
+
+ for (i = 0; i < indentation_level; i++) {
+ _MSG(INDENTATION_LEVEL_STR);
+ }
+}
+
+static
+void print_error_query_results(struct lttng_error_query_results *results,
+ unsigned int base_indentation_level)
+{
+ unsigned int i, count, printed_errors_count = 0;
+ enum lttng_error_query_results_status results_status;
+
+ results_status = lttng_error_query_results_get_count(results, &count);
+ assert(results_status == LTTNG_ERROR_QUERY_RESULTS_STATUS_OK);
+
+ assert(results);
+
+ print_indentation(base_indentation_level);
+ _MSG("errors:");
+
+ for (i = 0; i < count; i++) {
+ const struct lttng_error_query_result *result;
+ enum lttng_error_query_result_status result_status;
+ const char *result_name;
+ const char *result_description;
+ uint64_t result_value;
+
+ results_status = lttng_error_query_results_get_result(
+ results, &result, i);
+ assert(results_status == LTTNG_ERROR_QUERY_RESULTS_STATUS_OK);
+
+ result_status = lttng_error_query_result_get_name(
+ result, &result_name);
+ assert(result_status == LTTNG_ERROR_QUERY_RESULT_STATUS_OK);
+ result_status = lttng_error_query_result_get_description(
+ result, &result_description);
+ assert(result_status == LTTNG_ERROR_QUERY_RESULT_STATUS_OK);
+
+
+ if (lttng_error_query_result_get_type(result) ==
+ LTTNG_ERROR_QUERY_RESULT_TYPE_COUNTER) {
+ result_status = lttng_error_query_result_counter_get_value(
+ result, &result_value);
+ assert(result_status ==
+ LTTNG_ERROR_QUERY_RESULT_STATUS_OK);
+ if (result_value == 0) {
+ continue;
+ }
+
+ MSG("");
+ print_indentation(base_indentation_level + 1);
+
+ _MSG("%s: %" PRIu64, result_name, result_value);
+ printed_errors_count++;
+ } else {
+ MSG("");
+ print_indentation(base_indentation_level + 1);
+ _MSG("Unknown error query result type for result '%s' (%s)",
+ result_name, result_description);
+ continue;
+ }
+ }
+
+ if (printed_errors_count == 0) {
+ _MSG(" none");
+ }
+}
+
static void print_condition_event_rule_matches(
const struct lttng_condition *condition)
{
const uint64_t *action_path_indexes,
size_t action_path_length)
{
- unsigned int i, count, printed_errors_count = 0;
enum lttng_error_code error_query_ret;
- enum lttng_error_query_results_status results_status;
struct lttng_error_query_results *results = NULL;
const char *trigger_name;
uid_t trigger_uid;
goto end;
}
- results_status = lttng_error_query_results_get_count(results, &count);
- assert(results_status == LTTNG_ERROR_QUERY_RESULTS_STATUS_OK);
-
- _MSG(" errors:");
-
- for (i = 0; i < count; i++) {
- const struct lttng_error_query_result *result;
- enum lttng_error_query_result_status result_status;
- const char *result_name;
- const char *result_description;
- uint64_t result_value;
-
- results_status = lttng_error_query_results_get_result(
- results, &result, i);
- assert(results_status == LTTNG_ERROR_QUERY_RESULTS_STATUS_OK);
-
- result_status = lttng_error_query_result_get_name(
- result, &result_name);
- assert(result_status == LTTNG_ERROR_QUERY_RESULT_STATUS_OK);
- result_status = lttng_error_query_result_get_description(
- result, &result_description);
- assert(result_status == LTTNG_ERROR_QUERY_RESULT_STATUS_OK);
-
- if (lttng_error_query_result_get_type(result) ==
- LTTNG_ERROR_QUERY_RESULT_TYPE_COUNTER) {
- result_status = lttng_error_query_result_counter_get_value(
- result, &result_value);
- assert(result_status ==
- LTTNG_ERROR_QUERY_RESULT_STATUS_OK);
- if (result_value == 0) {
- continue;
- }
-
- MSG("");
- _MSG(" %s: %" PRIu64, result_name,
- result_value);
- printed_errors_count++;
- } else {
- _MSG(" Unknown error query result type for result '%s' (%s)",
- result_name, result_description);
- continue;
- }
- }
-
- if (printed_errors_count == 0) {
- _MSG(" none");
- }
+ print_error_query_results(results, 3);
end:
MSG("");
static
void print_trigger_errors(const struct lttng_trigger *trigger)
{
- unsigned int i, count, printed_errors_count = 0;
enum lttng_error_code error_query_ret;
- enum lttng_error_query_results_status results_status;
struct lttng_error_query_results *results = NULL;
enum lttng_trigger_status trigger_status;
const char *trigger_name;
goto end;
}
- results_status = lttng_error_query_results_get_count(results, &count);
- assert(results_status == LTTNG_ERROR_QUERY_RESULTS_STATUS_OK);
-
- _MSG(" errors:");
+ print_error_query_results(results, 1);
- for (i = 0; i < count; i++) {
- const struct lttng_error_query_result *result;
- enum lttng_error_query_result_status result_status;
- const char *result_name;
- const char *result_description;
- uint64_t result_value;
+end:
+ MSG("");
+ lttng_error_query_destroy(query);
+ lttng_error_query_results_destroy(results);
+}
- results_status = lttng_error_query_results_get_result(
- results, &result, i);
- assert(results_status == LTTNG_ERROR_QUERY_RESULTS_STATUS_OK);
+static
+void print_condition_errors(const struct lttng_trigger *trigger)
+{
+ enum lttng_error_code error_query_ret;
+ struct lttng_error_query_results *results = NULL;
+ enum lttng_trigger_status trigger_status;
+ const char *trigger_name;
+ uid_t trigger_uid;
+ struct lttng_error_query *query =
+ lttng_error_query_condition_create(trigger);
- result_status = lttng_error_query_result_get_name(
- result, &result_name);
- assert(result_status == LTTNG_ERROR_QUERY_RESULT_STATUS_OK);
- result_status = lttng_error_query_result_get_description(
- result, &result_description);
- assert(result_status == LTTNG_ERROR_QUERY_RESULT_STATUS_OK);
+ assert(query);
+ /*
+ * Anonymous triggers are not listed; this would be an internal error.
+ */
+ trigger_status = lttng_trigger_get_name(trigger, &trigger_name);
+ assert(trigger_status == LTTNG_TRIGGER_STATUS_OK);
- if (lttng_error_query_result_get_type(result) ==
- LTTNG_ERROR_QUERY_RESULT_TYPE_COUNTER) {
- result_status = lttng_error_query_result_counter_get_value(
- result, &result_value);
- assert(result_status ==
- LTTNG_ERROR_QUERY_RESULT_STATUS_OK);
- if (result_value == 0) {
- continue;
- }
+ trigger_status = lttng_trigger_get_owner_uid(trigger, &trigger_uid);
+ assert(trigger_status == LTTNG_TRIGGER_STATUS_OK);
- MSG("");
- _MSG(" %s: %" PRIu64, result_name,
- result_value);
- printed_errors_count++;
- } else {
- _MSG(" Unknown error query result type for result '%s' (%s)",
- result_name, result_description);
- continue;
- }
+ error_query_ret = lttng_error_query_execute(
+ query, lttng_session_daemon_command_endpoint, &results);
+ if (error_query_ret != LTTNG_OK) {
+ ERR("Failed to query errors of condition of trigger '%s' (owner uid: %d): %s",
+ trigger_name, (int) trigger_uid,
+ lttng_strerror(-error_query_ret));
+ goto end;
}
- if (printed_errors_count == 0) {
- _MSG(" none");
- }
+ print_error_query_results(results, 2);
end:
MSG("");
abort();
}
+ print_condition_errors(trigger);
+
action = lttng_trigger_get_const_action(trigger);
action_type = lttng_action_get_type(action);
if (action_type == LTTNG_ACTION_TYPE_LIST) {
return strcmp(name_a, name_b);
}
-int cmd_list_triggers(int argc, const char **argv)
+static int print_sorted_triggers(const struct lttng_triggers *triggers)
{
int ret;
- struct argpar_parse_ret argpar_parse_ret = {};
- struct lttng_triggers *triggers = NULL;
int i;
struct lttng_dynamic_pointer_array sorted_triggers;
enum lttng_trigger_status trigger_status;
lttng_dynamic_pointer_array_init(&sorted_triggers, NULL);
+ trigger_status = lttng_triggers_get_count(triggers, &num_triggers);
+ if (trigger_status != LTTNG_TRIGGER_STATUS_OK) {
+ ERR("Failed to get trigger count.");
+ goto error;
+ }
+
+ for (i = 0; i < num_triggers; i++) {
+ int add_ret;
+ const char *unused_name;
+ const struct lttng_trigger *trigger =
+ lttng_triggers_get_at_index(triggers, i);
+
+ trigger_status = lttng_trigger_get_name(trigger, &unused_name);
+ switch (trigger_status) {
+ case LTTNG_TRIGGER_STATUS_OK:
+ break;
+ case LTTNG_TRIGGER_STATUS_UNSET:
+ /* Don't list anonymous triggers. */
+ continue;
+ default:
+ abort();
+ }
+
+ add_ret = lttng_dynamic_pointer_array_add_pointer(
+ &sorted_triggers, (void *) trigger);
+ if (add_ret) {
+ ERR("Failed to allocate array of struct lttng_trigger *.");
+ goto error;
+ }
+ }
+
+ qsort(sorted_triggers.array.buffer.data, num_triggers,
+ sizeof(struct lttng_trigger *),
+ compare_triggers_by_name);
+
+ for (i = 0; i < lttng_dynamic_pointer_array_get_count(&sorted_triggers);
+ i++) {
+ const struct lttng_trigger *trigger_to_print = (const struct lttng_trigger
+ *)
+ lttng_dynamic_pointer_array_get_pointer(
+ &sorted_triggers, i);
+
+ print_one_trigger(trigger_to_print);
+ }
+
+ ret = 0;
+ goto end;
+error:
+ ret = 1;
+
+end:
+ lttng_dynamic_pointer_array_reset(&sorted_triggers);
+ return ret;
+}
+
+static enum lttng_error_code mi_error_query_trigger_callback(
+ const struct lttng_trigger *trigger,
+ struct lttng_error_query_results **results)
+{
+ enum lttng_error_code ret_code;
+ struct lttng_error_query *query =
+ lttng_error_query_trigger_create(trigger);
+
+ assert(results);
+ assert(query);
+
+ ret_code = lttng_error_query_execute(
+ query, lttng_session_daemon_command_endpoint, results);
+ if (ret_code != LTTNG_OK) {
+ enum lttng_trigger_status trigger_status;
+ const char *trigger_name;
+ uid_t trigger_uid;
+
+ trigger_status = lttng_trigger_get_name(trigger, &trigger_name);
+ assert(trigger_status == LTTNG_TRIGGER_STATUS_OK);
+
+ trigger_status = lttng_trigger_get_owner_uid(
+ trigger, &trigger_uid);
+ assert(trigger_status == LTTNG_TRIGGER_STATUS_OK);
+
+ ERR("Failed to query errors of trigger '%s' (owner uid: %d): %s",
+ trigger_name, (int) trigger_uid,
+ lttng_strerror(-ret_code));
+ }
+
+ return ret_code;
+}
+
+static enum lttng_error_code mi_error_query_action_callback(
+ const struct lttng_trigger *trigger,
+ const struct lttng_action_path *action_path,
+ struct lttng_error_query_results **results)
+{
+ enum lttng_error_code ret_code;
+ struct lttng_error_query *query =
+ lttng_error_query_action_create(trigger, action_path);
+
+ assert(results);
+ assert(query);
+
+ ret_code = lttng_error_query_execute(
+ query, lttng_session_daemon_command_endpoint, results);
+ if (ret_code != LTTNG_OK) {
+ enum lttng_trigger_status trigger_status;
+ const char *trigger_name;
+ uid_t trigger_uid;
+
+ trigger_status = lttng_trigger_get_name(trigger, &trigger_name);
+ assert(trigger_status == LTTNG_TRIGGER_STATUS_OK);
+
+ trigger_status = lttng_trigger_get_owner_uid(
+ trigger, &trigger_uid);
+ assert(trigger_status == LTTNG_TRIGGER_STATUS_OK);
+
+ ERR("Failed to query errors of an action for trigger '%s' (owner uid: %d): %s",
+ trigger_name, (int) trigger_uid,
+ lttng_strerror(-ret_code));
+ }
+ return ret_code;
+}
+
+static enum lttng_error_code mi_error_query_condition_callback(
+ const struct lttng_trigger *trigger,
+ struct lttng_error_query_results **results)
+{
+ enum lttng_error_code ret_code;
+ struct lttng_error_query *query =
+ lttng_error_query_condition_create(trigger);
+
+ assert(results);
+ assert(query);
+
+ ret_code = lttng_error_query_execute(
+ query, lttng_session_daemon_command_endpoint, results);
+ if (ret_code != LTTNG_OK) {
+ enum lttng_trigger_status trigger_status;
+ const char *trigger_name;
+ uid_t trigger_uid;
+
+ trigger_status = lttng_trigger_get_name(trigger, &trigger_name);
+ assert(trigger_status == LTTNG_TRIGGER_STATUS_OK);
+
+ trigger_status = lttng_trigger_get_owner_uid(
+ trigger, &trigger_uid);
+ assert(trigger_status == LTTNG_TRIGGER_STATUS_OK);
+
+ ERR("Failed to query errors of of condition for condition of trigger '%s' (owner uid: %d): %s",
+ trigger_name, (int) trigger_uid,
+ lttng_strerror(-ret_code));
+ }
+
+ return ret_code;
+}
+int cmd_list_triggers(int argc, const char **argv)
+{
+ int ret;
+ struct argpar_parse_ret argpar_parse_ret = {};
+ struct lttng_triggers *triggers = NULL;
+ int i;
+ struct mi_writer *mi_writer = NULL;
+
argpar_parse_ret = argpar_parse(
argc - 1, argv + 1, list_trigger_options, true);
if (!argpar_parse_ret.items) {
goto end;
case OPT_LIST_OPTIONS:
- list_cmd_options_argpar(stdout,
- list_trigger_options);
+ list_cmd_options_argpar(
+ stdout, list_trigger_options);
ret = 0;
goto end;
goto error;
}
- trigger_status = lttng_triggers_get_count(triggers, &num_triggers);
- if (trigger_status != LTTNG_TRIGGER_STATUS_OK) {
- ERR("Failed to get trigger count.");
- goto error;
- }
-
- for (i = 0; i < num_triggers; i++) {
- int add_ret;
- const char *unused_name;
- const struct lttng_trigger *trigger =
- lttng_triggers_get_at_index(triggers, i);
+ if (lttng_opt_mi) {
+ mi_writer = mi_lttng_writer_create(
+ fileno(stdout), lttng_opt_mi);
+ if (!mi_writer) {
+ ret = CMD_ERROR;
+ goto end;
+ }
- trigger_status = lttng_trigger_get_name(trigger, &unused_name);
- switch (trigger_status) {
- case LTTNG_TRIGGER_STATUS_OK:
- break;
- case LTTNG_TRIGGER_STATUS_UNSET:
- /* Don't list anonymous triggers. */
- continue;
- default:
- abort();
+ /* Open command element. */
+ ret = mi_lttng_writer_command_open(mi_writer,
+ mi_lttng_element_command_list_trigger);
+ if (ret) {
+ ret = CMD_ERROR;
+ goto end;
}
- add_ret = lttng_dynamic_pointer_array_add_pointer(
- &sorted_triggers, (void *) trigger);
+ /* Open output element. */
+ ret = mi_lttng_writer_open_element(
+ mi_writer, mi_lttng_element_command_output);
+ if (ret) {
+ ret = CMD_ERROR;
+ goto end;
+ }
+ }
- if (add_ret) {
- ERR("Failed to allocate array of struct lttng_trigger *.");
+ if (lttng_opt_mi) {
+ const struct mi_lttng_error_query_callbacks callbacks = {
+ .trigger_cb = mi_error_query_trigger_callback,
+ .action_cb = mi_error_query_action_callback,
+ .condition_cb = mi_error_query_condition_callback,
+ };
+
+ ret = lttng_triggers_mi_serialize(
+ triggers, mi_writer, &callbacks);
+ if (ret != LTTNG_OK) {
+ ERR("Error printing MI triggers: %s.",
+ lttng_strerror(-ret));
+ goto error;
+ }
+ } else {
+ ret = print_sorted_triggers(triggers);
+ if (ret) {
+ ERR("Error printing triggers");
goto error;
}
}
- qsort(sorted_triggers.array.buffer.data, num_triggers,
- sizeof(struct lttng_trigger *),
- compare_triggers_by_name);
-
- for (i = 0; i < num_triggers; i++) {
- const struct lttng_trigger *trigger_to_print =
- (const struct lttng_trigger *)
- lttng_dynamic_pointer_array_get_pointer(
- &sorted_triggers, i);
+ /* Mi closing. */
+ if (lttng_opt_mi) {
+ /* Close output element. */
+ ret = mi_lttng_writer_close_element(mi_writer);
+ if (ret) {
+ ret = CMD_ERROR;
+ goto end;
+ }
- print_one_trigger(trigger_to_print);
+ /* Command element close. */
+ ret = mi_lttng_writer_command_close(mi_writer);
+ if (ret) {
+ ret = CMD_ERROR;
+ goto end;
+ }
}
ret = 0;
end:
argpar_parse_ret_fini(&argpar_parse_ret);
lttng_triggers_destroy(triggers);
- lttng_dynamic_pointer_array_reset(&sorted_triggers);
-
+ /* Mi clean-up. */
+ if (mi_writer && mi_lttng_writer_destroy(mi_writer)) {
+ /* Preserve original error code. */
+ ret = ret ? ret : CMD_ERROR;
+ }
return ret;
}