+++ /dev/null
-/*
- * Copyright (C) 2021 Simon Marchi <simon.marchi@efficios.com>
- *
- * SPDX-License-Identifier: GPL-2.0-only
- *
- */
-
-#include <stdio.h>
-
-#include "../command.h"
-
-#include "common/argpar/argpar.h"
-#include "common/dynamic-array.h"
-#include "common/mi-lttng.h"
-/* For lttng_condition_type_str(). */
-#include "lttng/condition/condition-internal.h"
-#include "lttng/condition/event-rule-matches.h"
-#include "lttng/condition/event-rule-matches-internal.h"
-/* For lttng_domain_type_str(). */
-#include "lttng/domain-internal.h"
-/* For lttng_event_rule_kernel_syscall_emission_site_str() */
-#include "lttng/event-rule/kernel-syscall-internal.h"
-#include "../loglevel.h"
-#include <lttng/lttng.h>
-
-#ifdef LTTNG_EMBED_HELP
-static const char help_msg[] =
-#include <lttng-list-triggers.1.h>
-;
-#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)(
- const struct lttng_event_rule *rule, const char **expression);
-typedef enum lttng_event_rule_status (*event_rule_logging_get_log_level_rule)(
- const struct lttng_event_rule *rule,
- const struct lttng_log_level_rule **log_level_rule);
-
-enum {
- OPT_HELP,
- OPT_LIST_OPTIONS,
-};
-
-static const
-struct argpar_opt_descr list_trigger_options[] = {
- { OPT_HELP, 'h', "help", false },
- { OPT_LIST_OPTIONS, '\0', "list-options", false },
- ARGPAR_OPT_DESCR_SENTINEL,
-};
-
-static void print_condition_session_consumed_size(
- const struct lttng_condition *condition)
-{
- enum lttng_condition_status condition_status;
- const char *session_name;
- uint64_t threshold;
-
- condition_status =
- lttng_condition_session_consumed_size_get_session_name(
- condition, &session_name);
- LTTNG_ASSERT(condition_status == LTTNG_CONDITION_STATUS_OK);
-
- lttng_condition_session_consumed_size_get_threshold(
- condition, &threshold);
- LTTNG_ASSERT(condition_status == LTTNG_CONDITION_STATUS_OK);
-
- MSG(" session name: %s", session_name);
- MSG(" threshold: %" PRIu64 " bytes", threshold);
-}
-
-static void print_condition_buffer_usage(
- const struct lttng_condition *condition)
-{
- enum lttng_condition_status condition_status;
- const char *session_name, *channel_name;
- enum lttng_domain_type domain_type;
- uint64_t threshold;
-
- condition_status = lttng_condition_buffer_usage_get_session_name(
- condition, &session_name);
- LTTNG_ASSERT(condition_status == LTTNG_CONDITION_STATUS_OK);
-
- condition_status = lttng_condition_buffer_usage_get_channel_name(
- condition, &channel_name);
- LTTNG_ASSERT(condition_status == LTTNG_CONDITION_STATUS_OK);
-
- condition_status = lttng_condition_buffer_usage_get_domain_type(
- condition, &domain_type);
- LTTNG_ASSERT(condition_status == LTTNG_CONDITION_STATUS_OK);
-
- MSG(" session name: %s", session_name);
- MSG(" channel name: %s", channel_name);
- MSG(" domain: %s", lttng_domain_type_str(domain_type));
-
- condition_status = lttng_condition_buffer_usage_get_threshold(
- condition, &threshold);
- if (condition_status == LTTNG_CONDITION_STATUS_OK) {
- MSG(" threshold (bytes): %" PRIu64, threshold);
- } else {
- double threshold_ratio;
-
- LTTNG_ASSERT(condition_status == LTTNG_CONDITION_STATUS_UNSET);
-
- condition_status =
- lttng_condition_buffer_usage_get_threshold_ratio(
- condition, &threshold_ratio);
- LTTNG_ASSERT(condition_status == LTTNG_CONDITION_STATUS_OK);
-
- MSG(" threshold (ratio): %.2f", threshold_ratio);
- }
-}
-
-static void print_condition_session_rotation(
- const struct lttng_condition *condition)
-{
- enum lttng_condition_status condition_status;
- const char *session_name;
-
- condition_status = lttng_condition_session_rotation_get_session_name(
- condition, &session_name);
- LTTNG_ASSERT(condition_status == LTTNG_CONDITION_STATUS_OK);
-
- MSG(" session name: %s", session_name);
-}
-
-/*
- * Returns the human-readable log level name associated with a numerical value
- * if there is one. The Log4j and JUL event rule have discontinuous log level
- * values (a value can fall between two labels). In those cases, NULL is
- * returned.
- */
-static const char *get_pretty_loglevel_name(
- enum lttng_event_rule_type event_rule_type, int loglevel)
-{
- const char *name = NULL;
-
- switch (event_rule_type) {
- case LTTNG_EVENT_RULE_TYPE_USER_TRACEPOINT:
- name = loglevel_value_to_name(loglevel);
- break;
- case LTTNG_EVENT_RULE_TYPE_LOG4J_LOGGING:
- name = loglevel_log4j_value_to_name(loglevel);
- break;
- case LTTNG_EVENT_RULE_TYPE_JUL_LOGGING:
- name = loglevel_jul_value_to_name(loglevel);
- break;
- case LTTNG_EVENT_RULE_TYPE_PYTHON_LOGGING:
- name = loglevel_python_value_to_name(loglevel);
- break;
- default:
- break;
- }
-
- return name;
-}
-
-static
-void print_event_rule_user_tracepoint(const struct lttng_event_rule *event_rule)
-{
- enum lttng_event_rule_status event_rule_status;
- const char *pattern;
- const char *filter;
- int log_level;
- const struct lttng_log_level_rule *log_level_rule = NULL;
- unsigned int exclusions_count;
- int i;
-
- event_rule_status = lttng_event_rule_user_tracepoint_get_name_pattern(
- event_rule, &pattern);
- LTTNG_ASSERT(event_rule_status == LTTNG_EVENT_RULE_STATUS_OK);
-
- _MSG(" rule: %s (type: user tracepoint", pattern);
-
- event_rule_status = lttng_event_rule_user_tracepoint_get_filter(
- event_rule, &filter);
- if (event_rule_status == LTTNG_EVENT_RULE_STATUS_OK) {
- _MSG(", filter: %s", filter);
- } else {
- LTTNG_ASSERT(event_rule_status == LTTNG_EVENT_RULE_STATUS_UNSET);
- }
-
- event_rule_status = lttng_event_rule_user_tracepoint_get_log_level_rule(
- event_rule, &log_level_rule);
- if (event_rule_status == LTTNG_EVENT_RULE_STATUS_OK) {
- enum lttng_log_level_rule_status llr_status;
- const char *log_level_op;
- const char *pretty_loglevel_name;
-
- switch (lttng_log_level_rule_get_type(log_level_rule)) {
- case LTTNG_LOG_LEVEL_RULE_TYPE_EXACTLY:
- log_level_op = "is";
- llr_status = lttng_log_level_rule_exactly_get_level(
- log_level_rule, &log_level);
- break;
- case LTTNG_LOG_LEVEL_RULE_TYPE_AT_LEAST_AS_SEVERE_AS:
- log_level_op = "at least";
- llr_status = lttng_log_level_rule_at_least_as_severe_as_get_level(
- log_level_rule, &log_level);
- break;
- default:
- abort();
- }
-
- LTTNG_ASSERT(llr_status == LTTNG_LOG_LEVEL_RULE_STATUS_OK);
-
- pretty_loglevel_name = get_pretty_loglevel_name(
- LTTNG_EVENT_RULE_TYPE_USER_TRACEPOINT, log_level);
- if (pretty_loglevel_name) {
- _MSG(", log level %s %s", log_level_op,
- pretty_loglevel_name);
- } else {
- _MSG(", log level %s %d", log_level_op, log_level);
- }
- } else {
- LTTNG_ASSERT(event_rule_status == LTTNG_EVENT_RULE_STATUS_UNSET);
- }
-
- event_rule_status = lttng_event_rule_user_tracepoint_get_name_pattern_exclusion_count(
- event_rule, &exclusions_count);
- LTTNG_ASSERT(event_rule_status == LTTNG_EVENT_RULE_STATUS_OK);
- if (exclusions_count > 0) {
- _MSG(", exclusions: ");
- for (i = 0; i < exclusions_count; i++) {
- const char *exclusion;
-
- event_rule_status = lttng_event_rule_user_tracepoint_get_name_pattern_exclusion_at_index(
- event_rule, i, &exclusion);
- LTTNG_ASSERT(event_rule_status == LTTNG_EVENT_RULE_STATUS_OK);
-
- _MSG("%s%s", i > 0 ? "," : "", exclusion);
- }
- }
-
- MSG(")");
-}
-
-static
-void print_event_rule_kernel_tracepoint(const struct lttng_event_rule *event_rule)
-{
- enum lttng_event_rule_status event_rule_status;
- const char *pattern;
- const char *filter;
-
- event_rule_status = lttng_event_rule_kernel_tracepoint_get_name_pattern(
- event_rule, &pattern);
- LTTNG_ASSERT(event_rule_status == LTTNG_EVENT_RULE_STATUS_OK);
-
- _MSG(" rule: %s (type: kernel tracepoint", pattern);
-
- event_rule_status = lttng_event_rule_kernel_tracepoint_get_filter(
- event_rule, &filter);
- if (event_rule_status == LTTNG_EVENT_RULE_STATUS_OK) {
- _MSG(", filter: %s", filter);
- } else {
- LTTNG_ASSERT(event_rule_status == LTTNG_EVENT_RULE_STATUS_UNSET);
- }
-
- MSG(")");
-}
-
-static
-void print_event_rule_logging(const struct lttng_event_rule *event_rule)
-{
- enum lttng_event_rule_status event_rule_status;
- enum lttng_event_rule_type event_rule_type = lttng_event_rule_get_type(event_rule);
- const char *pattern;
- const char *filter;
- int log_level;
- const struct lttng_log_level_rule *log_level_rule = NULL;
- const char *type_str = NULL;
-
- event_rule_logging_get_name_pattern logging_get_name_pattern;
- event_rule_logging_get_filter logging_get_filter;
- event_rule_logging_get_log_level_rule logging_get_log_level_rule;
-
- switch (event_rule_type) {
- case LTTNG_EVENT_RULE_TYPE_JUL_LOGGING:
- logging_get_name_pattern =
- lttng_event_rule_jul_logging_get_name_pattern;
- logging_get_filter = lttng_event_rule_jul_logging_get_filter;
- logging_get_log_level_rule =
- lttng_event_rule_jul_logging_get_log_level_rule;
- type_str = "jul";
- break;
- case LTTNG_EVENT_RULE_TYPE_LOG4J_LOGGING:
- logging_get_name_pattern =
- lttng_event_rule_log4j_logging_get_name_pattern;
- logging_get_filter = lttng_event_rule_log4j_logging_get_filter;
- logging_get_log_level_rule =
- lttng_event_rule_log4j_logging_get_log_level_rule;
- type_str = "log4j";
- break;
- case LTTNG_EVENT_RULE_TYPE_PYTHON_LOGGING:
- logging_get_name_pattern =
- lttng_event_rule_python_logging_get_name_pattern;
- logging_get_filter = lttng_event_rule_python_logging_get_filter;
- logging_get_log_level_rule =
- lttng_event_rule_python_logging_get_log_level_rule;
- type_str = "python";
- break;
- default:
- abort();
- break;
- }
-
- event_rule_status = logging_get_name_pattern(
- event_rule, &pattern);
- LTTNG_ASSERT(event_rule_status == LTTNG_EVENT_RULE_STATUS_OK);
-
- _MSG(" rule: %s (type: %s:logging", pattern, type_str);
-
- event_rule_status = logging_get_filter(
- event_rule, &filter);
- if (event_rule_status == LTTNG_EVENT_RULE_STATUS_OK) {
- _MSG(", filter: %s", filter);
- } else {
- LTTNG_ASSERT(event_rule_status == LTTNG_EVENT_RULE_STATUS_UNSET);
- }
-
- event_rule_status = logging_get_log_level_rule(
- event_rule, &log_level_rule);
- if (event_rule_status == LTTNG_EVENT_RULE_STATUS_OK) {
- enum lttng_log_level_rule_status llr_status;
- const char *log_level_op;
- const char *pretty_loglevel_name;
-
- switch (lttng_log_level_rule_get_type(log_level_rule)) {
- case LTTNG_LOG_LEVEL_RULE_TYPE_EXACTLY:
- log_level_op = "is";
- llr_status = lttng_log_level_rule_exactly_get_level(
- log_level_rule, &log_level);
- break;
- case LTTNG_LOG_LEVEL_RULE_TYPE_AT_LEAST_AS_SEVERE_AS:
- log_level_op = "at least";
- llr_status = lttng_log_level_rule_at_least_as_severe_as_get_level(
- log_level_rule, &log_level);
- break;
- default:
- abort();
- }
-
- LTTNG_ASSERT(llr_status == LTTNG_LOG_LEVEL_RULE_STATUS_OK);
-
- pretty_loglevel_name = get_pretty_loglevel_name(
- event_rule_type, log_level);
- if (pretty_loglevel_name) {
- _MSG(", log level %s %s", log_level_op,
- pretty_loglevel_name);
- } else {
- _MSG(", log level %s %d", log_level_op, log_level);
- }
- } else {
- LTTNG_ASSERT(event_rule_status == LTTNG_EVENT_RULE_STATUS_UNSET);
- }
-
- MSG(")");
-}
-
-static void print_kernel_probe_location(
- const struct lttng_kernel_probe_location *location)
-{
- enum lttng_kernel_probe_location_status status;
- switch (lttng_kernel_probe_location_get_type(location)) {
- case LTTNG_KERNEL_PROBE_LOCATION_TYPE_ADDRESS:
- {
- uint64_t address;
-
- status = lttng_kernel_probe_location_address_get_address(
- location, &address);
- if (status != LTTNG_KERNEL_PROBE_LOCATION_STATUS_OK) {
- ERR("Getting kernel probe location address failed.");
- goto end;
- }
-
- _MSG("0x%" PRIx64, address);
-
- break;
- }
- case LTTNG_KERNEL_PROBE_LOCATION_TYPE_SYMBOL_OFFSET:
- {
- uint64_t offset;
- const char *symbol_name;
-
- symbol_name = lttng_kernel_probe_location_symbol_get_name(
- location);
- if (!symbol_name) {
- ERR("Getting kernel probe location symbol name failed.");
- goto end;
- }
-
- status = lttng_kernel_probe_location_symbol_get_offset(
- location, &offset);
- if (status != LTTNG_KERNEL_PROBE_LOCATION_STATUS_OK) {
- ERR("Getting kernel probe location address failed.");
- goto end;
- }
-
- if (offset == 0) {
- _MSG("%s", symbol_name);
- } else {
- _MSG("%s+0x%" PRIx64, symbol_name, offset);
- }
-
- break;
- }
- default:
- abort();
- };
-end:
- return;
-}
-
-static
-void print_event_rule_kernel_probe(const struct lttng_event_rule *event_rule)
-{
- enum lttng_event_rule_status event_rule_status;
- const char *name;
- const struct lttng_kernel_probe_location *location;
-
- LTTNG_ASSERT(lttng_event_rule_get_type(event_rule) == LTTNG_EVENT_RULE_TYPE_KERNEL_KPROBE);
-
- event_rule_status = lttng_event_rule_kernel_kprobe_get_event_name(event_rule, &name);
- if (event_rule_status != LTTNG_EVENT_RULE_STATUS_OK) {
- ERR("Failed to get kprobe event rule's name.");
- goto end;
- }
-
- event_rule_status = lttng_event_rule_kernel_kprobe_get_location(
- event_rule, &location);
- if (event_rule_status != LTTNG_EVENT_RULE_STATUS_OK) {
- ERR("Failed to get kprobe event rule's location.");
- goto end;
- }
-
- _MSG(" rule: %s (type: kernel:kprobe, location: ", name);
-
- print_kernel_probe_location(location);
-
- MSG(")");
-
-end:
- return;
-}
-
-static
-void print_event_rule_userspace_probe(const struct lttng_event_rule *event_rule)
-{
- enum lttng_event_rule_status event_rule_status;
- const char *name;
- const struct lttng_userspace_probe_location *location;
- enum lttng_userspace_probe_location_type userspace_probe_location_type;
-
- LTTNG_ASSERT(lttng_event_rule_get_type(event_rule) == LTTNG_EVENT_RULE_TYPE_KERNEL_UPROBE);
-
- event_rule_status = lttng_event_rule_kernel_uprobe_get_event_name(
- event_rule, &name);
- if (event_rule_status != LTTNG_EVENT_RULE_STATUS_OK) {
- ERR("Failed to get uprobe event rule's name.");
- goto end;
- }
-
- event_rule_status = lttng_event_rule_kernel_uprobe_get_location(
- event_rule, &location);
- if (event_rule_status != LTTNG_EVENT_RULE_STATUS_OK) {
- ERR("Failed to get uprobe event rule's location.");
- goto end;
- }
-
- _MSG(" rule: %s (type: kernel:uprobe, ", name);
-
- userspace_probe_location_type =
- lttng_userspace_probe_location_get_type(location);
-
- switch (userspace_probe_location_type) {
- case LTTNG_USERSPACE_PROBE_LOCATION_TYPE_FUNCTION:
- {
- const char *binary_path, *function_name;
-
- binary_path = lttng_userspace_probe_location_function_get_binary_path(
- location);
- function_name = lttng_userspace_probe_location_function_get_function_name(
- location);
-
- _MSG("location type: ELF, location: %s:%s", binary_path, function_name);
- break;
- }
- case LTTNG_USERSPACE_PROBE_LOCATION_TYPE_TRACEPOINT:
- {
- const char *binary_path, *provider_name, *probe_name;
-
- binary_path = lttng_userspace_probe_location_tracepoint_get_binary_path(
- location);
- provider_name = lttng_userspace_probe_location_tracepoint_get_provider_name(
- location);
- probe_name = lttng_userspace_probe_location_tracepoint_get_probe_name(
- location);
- _MSG("location type: SDT, location: %s:%s:%s", binary_path, provider_name, probe_name);
- break;
- }
- default:
- abort();
- }
-
- MSG(")");
-
-end:
- return;
-}
-
-static
-void print_event_rule_syscall(const struct lttng_event_rule *event_rule)
-{
- const char *pattern, *filter;
- enum lttng_event_rule_status event_rule_status;
- enum lttng_event_rule_kernel_syscall_emission_site emission_site;
-
- LTTNG_ASSERT(lttng_event_rule_get_type(event_rule) == LTTNG_EVENT_RULE_TYPE_KERNEL_SYSCALL);
-
- emission_site =
- lttng_event_rule_kernel_syscall_get_emission_site(event_rule);
-
- event_rule_status = lttng_event_rule_kernel_syscall_get_name_pattern(
- event_rule, &pattern);
- LTTNG_ASSERT(event_rule_status == LTTNG_EVENT_RULE_STATUS_OK);
-
- _MSG(" rule: %s (type: kernel:syscall:%s", pattern,
- lttng_event_rule_kernel_syscall_emission_site_str(
- emission_site));
-
- event_rule_status = lttng_event_rule_kernel_syscall_get_filter(
- event_rule, &filter);
- if (event_rule_status == LTTNG_EVENT_RULE_STATUS_OK) {
- _MSG(", filter: %s", filter);
- } else {
- LTTNG_ASSERT(event_rule_status == LTTNG_EVENT_RULE_STATUS_UNSET);
- }
-
- MSG(")");
-}
-
-static
-void print_event_rule(const struct lttng_event_rule *event_rule)
-{
- const enum lttng_event_rule_type event_rule_type =
- lttng_event_rule_get_type(event_rule);
-
- switch (event_rule_type) {
- case LTTNG_EVENT_RULE_TYPE_USER_TRACEPOINT:
- print_event_rule_user_tracepoint(event_rule);
- break;
- case LTTNG_EVENT_RULE_TYPE_KERNEL_TRACEPOINT:
- print_event_rule_kernel_tracepoint(event_rule);
- break;
- case LTTNG_EVENT_RULE_TYPE_JUL_LOGGING:
- case LTTNG_EVENT_RULE_TYPE_LOG4J_LOGGING:
- case LTTNG_EVENT_RULE_TYPE_PYTHON_LOGGING:
- print_event_rule_logging(event_rule);
- break;
- case LTTNG_EVENT_RULE_TYPE_KERNEL_KPROBE:
- print_event_rule_kernel_probe(event_rule);
- break;
- case LTTNG_EVENT_RULE_TYPE_KERNEL_UPROBE:
- print_event_rule_userspace_probe(event_rule);
- break;
- case LTTNG_EVENT_RULE_TYPE_KERNEL_SYSCALL:
- print_event_rule_syscall(event_rule);
- break;
- default:
- abort();
- }
-}
-
-static
-void print_one_event_expr(const struct lttng_event_expr *event_expr)
-{
- enum lttng_event_expr_type type;
-
- type = lttng_event_expr_get_type(event_expr);
-
- switch (type) {
- case LTTNG_EVENT_EXPR_TYPE_EVENT_PAYLOAD_FIELD:
- {
- const char *name;
-
- name = lttng_event_expr_event_payload_field_get_name(
- event_expr);
- _MSG("%s", name);
-
- break;
- }
- case LTTNG_EVENT_EXPR_TYPE_CHANNEL_CONTEXT_FIELD:
- {
- const char *name;
-
- name = lttng_event_expr_channel_context_field_get_name(
- event_expr);
- _MSG("$ctx.%s", name);
-
- break;
- }
- case LTTNG_EVENT_EXPR_TYPE_APP_SPECIFIC_CONTEXT_FIELD:
- {
- const char *provider_name;
- const char *type_name;
-
- provider_name = lttng_event_expr_app_specific_context_field_get_provider_name(
- event_expr);
- type_name = lttng_event_expr_app_specific_context_field_get_type_name(
- event_expr);
-
- _MSG("$app.%s:%s", provider_name, type_name);
-
- break;
- }
- case LTTNG_EVENT_EXPR_TYPE_ARRAY_FIELD_ELEMENT:
- {
- unsigned int index;
- const struct lttng_event_expr *parent_expr;
- enum lttng_event_expr_status status;
-
- parent_expr = lttng_event_expr_array_field_element_get_parent_expr(
- event_expr);
- LTTNG_ASSERT(parent_expr != NULL);
-
- print_one_event_expr(parent_expr);
-
- status = lttng_event_expr_array_field_element_get_index(
- event_expr, &index);
- LTTNG_ASSERT(status == LTTNG_EVENT_EXPR_STATUS_OK);
-
- _MSG("[%u]", index);
-
- break;
- }
- default:
- abort();
- }
-}
-
-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);
- LTTNG_ASSERT(results_status == LTTNG_ERROR_QUERY_RESULTS_STATUS_OK);
-
- LTTNG_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);
- LTTNG_ASSERT(results_status == LTTNG_ERROR_QUERY_RESULTS_STATUS_OK);
-
- result_status = lttng_error_query_result_get_name(
- result, &result_name);
- LTTNG_ASSERT(result_status == LTTNG_ERROR_QUERY_RESULT_STATUS_OK);
- result_status = lttng_error_query_result_get_description(
- result, &result_description);
- LTTNG_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);
- LTTNG_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 struct lttng_event_rule *event_rule;
- enum lttng_condition_status condition_status;
- unsigned int cap_desc_count, i;
-
- condition_status = lttng_condition_event_rule_matches_get_rule(
- condition, &event_rule);
- LTTNG_ASSERT(condition_status == LTTNG_CONDITION_STATUS_OK);
-
- print_event_rule(event_rule);
-
- condition_status =
- lttng_condition_event_rule_matches_get_capture_descriptor_count(
- condition, &cap_desc_count);
- LTTNG_ASSERT(condition_status == LTTNG_CONDITION_STATUS_OK);
-
- if (cap_desc_count > 0) {
- MSG(" captures:");
-
- for (i = 0; i < cap_desc_count; i++) {
- const struct lttng_event_expr *cap_desc =
- lttng_condition_event_rule_matches_get_capture_descriptor_at_index(
- condition, i);
-
- _MSG(" - ");
- print_one_event_expr(cap_desc);
- MSG("");
- }
- }
-}
-
-static void print_action_errors(const struct lttng_trigger *trigger,
- const struct lttng_action *action,
- const uint64_t *action_path_indexes,
- size_t action_path_length)
-{
- enum lttng_error_code error_query_ret;
- struct lttng_error_query_results *results = NULL;
- const char *trigger_name;
- uid_t trigger_uid;
- enum lttng_trigger_status trigger_status;
- struct lttng_error_query *query;
- struct lttng_action_path *action_path = lttng_action_path_create(
- action_path_indexes, action_path_length);
-
- LTTNG_ASSERT(action_path);
-
- query = lttng_error_query_action_create(trigger, action_path);
- LTTNG_ASSERT(query);
-
- trigger_status = lttng_trigger_get_name(trigger, &trigger_name);
- /*
- * Anonymous triggers are not listed; this would be an internal error.
- */
- LTTNG_ASSERT(trigger_status == LTTNG_TRIGGER_STATUS_OK);
-
- trigger_status = lttng_trigger_get_owner_uid(trigger, &trigger_uid);
- LTTNG_ASSERT(trigger_status == LTTNG_TRIGGER_STATUS_OK);
-
- 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 trigger '%s' (owner uid: %d): %s",
- trigger_name, (int) trigger_uid,
- lttng_strerror(-error_query_ret));
- goto end;
- }
-
- print_error_query_results(results, 3);
-
-end:
- MSG("");
- lttng_error_query_destroy(query);
- lttng_error_query_results_destroy(results);
- lttng_action_path_destroy(action_path);
-}
-
-static
-void print_one_action(const struct lttng_trigger *trigger,
- const struct lttng_action *action,
- const uint64_t *action_path_indexes,
- size_t action_path_length)
-{
- enum lttng_action_type action_type;
- enum lttng_action_status action_status;
- const struct lttng_rate_policy *policy = NULL;
- const char *value;
-
- action_type = lttng_action_get_type(action);
- LTTNG_ASSERT(action_type != LTTNG_ACTION_TYPE_LIST);
-
- switch (action_type) {
- case LTTNG_ACTION_TYPE_NOTIFY:
- _MSG("notify");
-
- action_status = lttng_action_notify_get_rate_policy(
- action, &policy);
- if (action_status != LTTNG_ACTION_STATUS_OK) {
- ERR("Failed to retrieve rate policy.");
- goto end;
- }
- break;
- case LTTNG_ACTION_TYPE_START_SESSION:
- action_status = lttng_action_start_session_get_session_name(
- action, &value);
- LTTNG_ASSERT(action_status == LTTNG_ACTION_STATUS_OK);
- _MSG("start session `%s`", value);
-
- action_status = lttng_action_start_session_get_rate_policy(
- action, &policy);
- if (action_status != LTTNG_ACTION_STATUS_OK) {
- ERR("Failed to retrieve rate policy.");
- goto end;
- }
- break;
- case LTTNG_ACTION_TYPE_STOP_SESSION:
- action_status = lttng_action_stop_session_get_session_name(
- action, &value);
- LTTNG_ASSERT(action_status == LTTNG_ACTION_STATUS_OK);
- _MSG("stop session `%s`", value);
-
- action_status = lttng_action_stop_session_get_rate_policy(
- action, &policy);
- if (action_status != LTTNG_ACTION_STATUS_OK) {
- ERR("Failed to retrieve rate policy.");
- goto end;
- }
- break;
- case LTTNG_ACTION_TYPE_ROTATE_SESSION:
- action_status = lttng_action_rotate_session_get_session_name(
- action, &value);
- LTTNG_ASSERT(action_status == LTTNG_ACTION_STATUS_OK);
- _MSG("rotate session `%s`", value);
-
- action_status = lttng_action_rotate_session_get_rate_policy(
- action, &policy);
- if (action_status != LTTNG_ACTION_STATUS_OK) {
- ERR("Failed to retrieve rate policy.");
- goto end;
- }
- break;
- case LTTNG_ACTION_TYPE_SNAPSHOT_SESSION:
- {
- const struct lttng_snapshot_output *output;
-
- action_status = lttng_action_snapshot_session_get_session_name(
- action, &value);
- LTTNG_ASSERT(action_status == LTTNG_ACTION_STATUS_OK);
- _MSG("snapshot session `%s`", value);
-
- action_status = lttng_action_snapshot_session_get_output(
- action, &output);
- if (action_status == LTTNG_ACTION_STATUS_OK) {
- const char *name;
- uint64_t max_size;
- const char *ctrl_url, *data_url;
- bool starts_with_file, starts_with_net, starts_with_net6;
-
- ctrl_url = lttng_snapshot_output_get_ctrl_url(output);
- LTTNG_ASSERT(ctrl_url && strlen(ctrl_url) > 0);
-
- data_url = lttng_snapshot_output_get_data_url(output);
- LTTNG_ASSERT(data_url);
-
- starts_with_file = strncmp(ctrl_url, "file://", strlen("file://")) == 0;
- starts_with_net = strncmp(ctrl_url, "net://", strlen("net://")) == 0;
- starts_with_net6 = strncmp(ctrl_url, "net6://", strlen("net6://")) == 0;
-
- if (ctrl_url[0] == '/' || starts_with_file) {
- if (starts_with_file) {
- ctrl_url += strlen("file://");
- }
-
- _MSG(", path: %s", ctrl_url);
- } else if (starts_with_net || starts_with_net6) {
- _MSG(", url: %s", ctrl_url);
- } else {
- LTTNG_ASSERT(strlen(data_url) > 0);
-
- _MSG(", control url: %s, data url: %s", ctrl_url, data_url);
- }
-
- name = lttng_snapshot_output_get_name(output);
- LTTNG_ASSERT(name);
- if (strlen(name) > 0) {
- _MSG(", name: %s", name);
- }
-
- max_size = lttng_snapshot_output_get_maxsize(output);
- if (max_size != -1ULL) {
- _MSG(", max size: %" PRIu64, max_size);
- }
- }
-
- action_status = lttng_action_snapshot_session_get_rate_policy(
- action, &policy);
- if (action_status != LTTNG_ACTION_STATUS_OK) {
- ERR("Failed to retrieve rate policy.");
- goto end;
- }
- break;
- }
- default:
- abort();
- }
-
- if (policy) {
- enum lttng_rate_policy_type policy_type;
- enum lttng_rate_policy_status policy_status;
- uint64_t policy_value = 0;
-
- policy_type = lttng_rate_policy_get_type(policy);
-
- switch (policy_type) {
- case LTTNG_RATE_POLICY_TYPE_EVERY_N:
- policy_status = lttng_rate_policy_every_n_get_interval(
- policy, &policy_value);
- if (policy_status != LTTNG_RATE_POLICY_STATUS_OK) {
- ERR("Failed to get action rate policy interval");
- goto end;
- }
- if (policy_value > 1) {
- /* The default is 1 so print only when it is a
- * special case.
- */
- _MSG(", rate policy: every %" PRIu64
- " occurrences",
- policy_value);
- }
- break;
- case LTTNG_RATE_POLICY_TYPE_ONCE_AFTER_N:
- policy_status = lttng_rate_policy_once_after_n_get_threshold(
- policy, &policy_value);
- if (policy_status != LTTNG_RATE_POLICY_STATUS_OK) {
- ERR("Failed to get action rate policy interval");
- goto end;
- }
- _MSG(", rate policy: once after %" PRIu64
- " occurrences",
- policy_value);
- break;
- default:
- abort();
- }
- }
-
- MSG("");
- print_action_errors(trigger, action, action_path_indexes,
- action_path_length);
-
-end:
- return;
-}
-
-static
-void print_trigger_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_trigger_create(trigger);
-
- LTTNG_ASSERT(query);
- /*
- * Anonymous triggers are not listed; this would be an internal error.
- */
- trigger_status = lttng_trigger_get_name(trigger, &trigger_name);
- LTTNG_ASSERT(trigger_status == LTTNG_TRIGGER_STATUS_OK);
-
- trigger_status = lttng_trigger_get_owner_uid(trigger, &trigger_uid);
- LTTNG_ASSERT(trigger_status == LTTNG_TRIGGER_STATUS_OK);
-
- 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 trigger '%s' (owner uid: %d): %s",
- trigger_name, (int) trigger_uid,
- lttng_strerror(-error_query_ret));
- goto end;
- }
-
- print_error_query_results(results, 1);
-
-end:
- MSG("");
- lttng_error_query_destroy(query);
- lttng_error_query_results_destroy(results);
-}
-
-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);
-
- LTTNG_ASSERT(query);
- /*
- * Anonymous triggers are not listed; this would be an internal error.
- */
- trigger_status = lttng_trigger_get_name(trigger, &trigger_name);
- LTTNG_ASSERT(trigger_status == LTTNG_TRIGGER_STATUS_OK);
-
- trigger_status = lttng_trigger_get_owner_uid(trigger, &trigger_uid);
- LTTNG_ASSERT(trigger_status == LTTNG_TRIGGER_STATUS_OK);
-
- 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;
- }
-
- print_error_query_results(results, 2);
-
-end:
- MSG("");
- lttng_error_query_destroy(query);
- lttng_error_query_results_destroy(results);
-}
-
-static
-void print_one_trigger(const struct lttng_trigger *trigger)
-{
- const struct lttng_condition *condition;
- enum lttng_condition_type condition_type;
- const struct lttng_action *action;
- enum lttng_action_type action_type;
- enum lttng_trigger_status trigger_status;
- const char *name;
- uid_t trigger_uid;
-
- /*
- * Anonymous triggers are not listed since they can't be specified nor
- * referenced through the CLI.
- */
- trigger_status = lttng_trigger_get_name(trigger, &name);
- if (trigger_status == LTTNG_TRIGGER_STATUS_UNSET) {
- goto end;
- }
-
- LTTNG_ASSERT(trigger_status == LTTNG_TRIGGER_STATUS_OK);
-
- trigger_status = lttng_trigger_get_owner_uid(trigger, &trigger_uid);
- LTTNG_ASSERT(trigger_status == LTTNG_TRIGGER_STATUS_OK);
-
- MSG("- name: %s", name);
- MSG(" owner uid: %d", trigger_uid);
-
- condition = lttng_trigger_get_const_condition(trigger);
- condition_type = lttng_condition_get_type(condition);
- MSG(" condition: %s", lttng_condition_type_str(condition_type));
- switch (condition_type) {
- case LTTNG_CONDITION_TYPE_SESSION_CONSUMED_SIZE:
- print_condition_session_consumed_size(condition);
- break;
- case LTTNG_CONDITION_TYPE_BUFFER_USAGE_HIGH:
- case LTTNG_CONDITION_TYPE_BUFFER_USAGE_LOW:
- print_condition_buffer_usage(condition);
- break;
- case LTTNG_CONDITION_TYPE_SESSION_ROTATION_ONGOING:
- case LTTNG_CONDITION_TYPE_SESSION_ROTATION_COMPLETED:
- print_condition_session_rotation(condition);
- break;
- case LTTNG_CONDITION_TYPE_EVENT_RULE_MATCHES:
- print_condition_event_rule_matches(condition);
- break;
- default:
- 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) {
- unsigned int count, i;
- enum lttng_action_status action_status;
-
- MSG(" actions:");
-
- action_status = lttng_action_list_get_count(action, &count);
- LTTNG_ASSERT(action_status == LTTNG_ACTION_STATUS_OK);
-
- for (i = 0; i < count; i++) {
- const uint64_t action_path_index = i;
- const struct lttng_action *subaction =
- lttng_action_list_get_at_index(
- action, i);
-
- _MSG(" ");
- print_one_action(trigger, subaction, &action_path_index,
- 1);
- }
- } else {
- _MSG(" action:");
- print_one_action(trigger, action, NULL, 0);
- }
-
- print_trigger_errors(trigger);
-end:
- return;
-}
-
-static
-int compare_triggers_by_name(const void *a, const void *b)
-{
- const struct lttng_trigger *trigger_a = *((const struct lttng_trigger **) a);
- const struct lttng_trigger *trigger_b = *((const struct lttng_trigger **) b);
- const char *name_a, *name_b;
- enum lttng_trigger_status trigger_status;
-
- /* Anonymous triggers are not reachable here. */
- trigger_status = lttng_trigger_get_name(trigger_a, &name_a);
- LTTNG_ASSERT(trigger_status == LTTNG_TRIGGER_STATUS_OK);
-
- trigger_status = lttng_trigger_get_name(trigger_b, &name_b);
- LTTNG_ASSERT(trigger_status == LTTNG_TRIGGER_STATUS_OK);
-
- return strcmp(name_a, name_b);
-}
-
-static int print_sorted_triggers(const struct lttng_triggers *triggers)
-{
- int ret;
- int i;
- struct lttng_dynamic_pointer_array sorted_triggers;
- enum lttng_trigger_status trigger_status;
- unsigned int num_triggers;
-
- 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);
-
- LTTNG_ASSERT(results);
- LTTNG_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);
- LTTNG_ASSERT(trigger_status == LTTNG_TRIGGER_STATUS_OK);
-
- trigger_status = lttng_trigger_get_owner_uid(
- trigger, &trigger_uid);
- LTTNG_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));
- }
-
- lttng_error_query_destroy(query);
- 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);
-
- LTTNG_ASSERT(results);
- LTTNG_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);
- LTTNG_ASSERT(trigger_status == LTTNG_TRIGGER_STATUS_OK);
-
- trigger_status = lttng_trigger_get_owner_uid(
- trigger, &trigger_uid);
- LTTNG_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));
- }
-
- lttng_error_query_destroy(query);
- 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);
-
- LTTNG_ASSERT(results);
- LTTNG_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);
- LTTNG_ASSERT(trigger_status == LTTNG_TRIGGER_STATUS_OK);
-
- trigger_status = lttng_trigger_get_owner_uid(
- trigger, &trigger_uid);
- LTTNG_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));
- }
-
- lttng_error_query_destroy(query);
- 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) {
- ERR("%s", argpar_parse_ret.error);
- goto error;
- }
-
- for (i = 0; i < argpar_parse_ret.items->n_items; i++) {
- const struct argpar_item *item =
- argpar_parse_ret.items->items[i];
-
- if (item->type == ARGPAR_ITEM_TYPE_OPT) {
- const struct argpar_item_opt *item_opt =
- (const struct argpar_item_opt *) item;
-
- switch (item_opt->descr->id) {
- case OPT_HELP:
- SHOW_HELP();
- ret = 0;
- goto end;
-
- case OPT_LIST_OPTIONS:
- list_cmd_options_argpar(
- stdout, list_trigger_options);
- ret = 0;
- goto end;
-
- default:
- abort();
- }
-
- } else {
- const struct argpar_item_non_opt *item_non_opt =
- (const struct argpar_item_non_opt *) item;
-
- ERR("Unexpected argument: %s", item_non_opt->arg);
- }
- }
-
- ret = lttng_list_triggers(&triggers);
- if (ret != LTTNG_OK) {
- ERR("Error listing triggers: %s.", lttng_strerror(-ret));
- goto error;
- }
-
- if (lttng_opt_mi) {
- mi_writer = mi_lttng_writer_create(
- fileno(stdout), lttng_opt_mi);
- if (!mi_writer) {
- ret = CMD_ERROR;
- goto end;
- }
-
- /* Open command element. */
- ret = mi_lttng_writer_command_open(mi_writer,
- mi_lttng_element_command_list_trigger);
- if (ret) {
- ret = CMD_ERROR;
- goto end;
- }
-
- /* Open output element. */
- ret = mi_lttng_writer_open_element(
- mi_writer, mi_lttng_element_command_output);
- if (ret) {
- ret = CMD_ERROR;
- goto end;
- }
- }
-
- 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;
- }
- }
-
- /* Mi closing. */
- if (lttng_opt_mi) {
- /* Close output element. */
- ret = mi_lttng_writer_close_element(mi_writer);
- if (ret) {
- ret = CMD_ERROR;
- goto end;
- }
-
- /* Command element close. */
- ret = mi_lttng_writer_command_close(mi_writer);
- if (ret) {
- ret = CMD_ERROR;
- goto end;
- }
- }
-
- ret = 0;
- goto end;
-
-error:
- ret = 1;
-
-end:
- argpar_parse_ret_fini(&argpar_parse_ret);
- lttng_triggers_destroy(triggers);
- /* Mi clean-up. */
- if (mi_writer && mi_lttng_writer_destroy(mi_writer)) {
- /* Preserve original error code. */
- ret = ret ? ret : CMD_ERROR;
- }
- return ret;
-}
projects / lttng-tools.git / blobdiff