#include "common/mi-lttng.h"
/* For lttng_condition_type_str(). */
#include "lttng/condition/condition-internal.h"
+#include "lttng/condition/on-event.h"
+#include "lttng/condition/on-event-internal.h"
/* For lttng_domain_type_str(). */
#include "lttng/domain-internal.h"
+#include "../loglevel.h"
+#include <lttng/lttng.h>
#ifdef LTTNG_EMBED_HELP
static const char help_msg[] =
-#include <lttng-list-trigger.1.h>
+#include <lttng-list-triggers.1.h>
;
#endif
ARGPAR_OPT_DESCR_SENTINEL,
};
+/*
+ * Returns the human-readable log level name associated with a numerical value
+ * if there is one. The Log4j and JUL domains 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_domain_type domain, int loglevel)
+{
+ const char *name = NULL;
+
+ switch (domain) {
+ case LTTNG_DOMAIN_UST:
+ name = loglevel_value_to_name(loglevel);
+ break;
+ case LTTNG_DOMAIN_LOG4J:
+ name = loglevel_log4j_value_to_name(loglevel);
+ break;
+ case LTTNG_DOMAIN_JUL:
+ name = loglevel_jul_value_to_name(loglevel);
+ break;
+ case LTTNG_DOMAIN_PYTHON:
+ name = loglevel_python_value_to_name(loglevel);
+ break;
+ default:
+ break;
+ }
+
+ return name;
+}
+
static
void print_event_rule_tracepoint(const struct lttng_event_rule *event_rule)
{
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;
assert(event_rule_status == LTTNG_EVENT_RULE_STATUS_UNSET);
}
- event_rule_status = lttng_event_rule_tracepoint_get_log_level(
- event_rule, &log_level);
+ event_rule_status = lttng_event_rule_tracepoint_get_log_level_rule(
+ event_rule, &log_level_rule);
if (event_rule_status == LTTNG_EVENT_RULE_STATUS_OK) {
- enum lttng_loglevel_type log_level_type;
+ 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();
+ }
- event_rule_status = lttng_event_rule_tracepoint_get_log_level_type(
- event_rule, &log_level_type);
- assert(event_rule_status == LTTNG_EVENT_RULE_STATUS_OK);
- assert(log_level_type == LTTNG_EVENT_LOGLEVEL_RANGE ||
- log_level_type == LTTNG_EVENT_LOGLEVEL_SINGLE);
-
- log_level_op = (log_level_type == LTTNG_EVENT_LOGLEVEL_RANGE ? "<=" : "==");
+ assert(llr_status == LTTNG_LOG_LEVEL_RULE_STATUS_OK);
- _MSG(", log level %s %s", log_level_op,
- mi_lttng_loglevel_string(
- log_level, domain_type));
+ pretty_loglevel_name = get_pretty_loglevel_name(
+ domain_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 {
assert(event_rule_status == LTTNG_EVENT_RULE_STATUS_UNSET);
}
}
static
-void print_event_rule_kprobe(const struct lttng_event_rule *event_rule)
+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;
- assert(lttng_event_rule_get_type(event_rule) == LTTNG_EVENT_RULE_TYPE_KPROBE);
+ assert(lttng_event_rule_get_type(event_rule) == LTTNG_EVENT_RULE_TYPE_KERNEL_PROBE);
- event_rule_status = lttng_event_rule_kprobe_get_name(event_rule, &name);
+ event_rule_status = lttng_event_rule_kernel_probe_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_kprobe_get_location(
+ event_rule_status = lttng_event_rule_kernel_probe_get_location(
event_rule, &location);
if (event_rule_status != LTTNG_EVENT_RULE_STATUS_OK) {
ERR("Failed to get kprobe event rule's location.");
}
static
-void print_event_rule_uprobe(const struct lttng_event_rule *event_rule)
+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;
- assert(lttng_event_rule_get_type(event_rule) == LTTNG_EVENT_RULE_TYPE_UPROBE);
+ assert(lttng_event_rule_get_type(event_rule) == LTTNG_EVENT_RULE_TYPE_USERSPACE_PROBE);
- event_rule_status = lttng_event_rule_uprobe_get_name(event_rule, &name);
+ event_rule_status = lttng_event_rule_userspace_probe_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_uprobe_get_location(
+ event_rule_status = lttng_event_rule_userspace_probe_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: userspace probe, location: ", name);
+ _MSG(" rule: %s (type: userspace probe, ", name);
userspace_probe_location_type =
lttng_userspace_probe_location_get_type(location);
function_name = lttng_userspace_probe_location_function_get_function_name(
location);
- _MSG("%s:%s", binary_path, function_name);
+ _MSG("location type: ELF, location: %s:%s", binary_path, function_name);
break;
}
case LTTNG_USERSPACE_PROBE_LOCATION_TYPE_TRACEPOINT:
- _MSG("SDT not implemented yet");
+ {
+ 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();
}
case LTTNG_EVENT_RULE_TYPE_TRACEPOINT:
print_event_rule_tracepoint(event_rule);
break;
- case LTTNG_EVENT_RULE_TYPE_KPROBE:
- print_event_rule_kprobe(event_rule);
+ case LTTNG_EVENT_RULE_TYPE_KERNEL_PROBE:
+ print_event_rule_kernel_probe(event_rule);
break;
- case LTTNG_EVENT_RULE_TYPE_UPROBE:
- print_event_rule_uprobe(event_rule);
+ case LTTNG_EVENT_RULE_TYPE_USERSPACE_PROBE:
+ print_event_rule_userspace_probe(event_rule);
break;
case LTTNG_EVENT_RULE_TYPE_SYSCALL:
print_event_rule_syscall(event_rule);
}
static
-void print_condition_event_rule_hit(const struct lttng_condition *condition)
+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);
+ assert(parent_expr != NULL);
+
+ print_one_event_expr(parent_expr);
+
+ status = lttng_event_expr_array_field_element_get_index(
+ event_expr, &index);
+ assert(status == LTTNG_EVENT_EXPR_STATUS_OK);
+
+ _MSG("[%u]", index);
+
+ break;
+ }
+ default:
+ abort();
+ }
+}
+
+static
+void print_condition_on_event(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_get_rule(condition, &event_rule);
+ lttng_condition_on_event_get_rule(condition, &event_rule);
assert(condition_status == LTTNG_CONDITION_STATUS_OK);
print_event_rule(event_rule);
+
+ condition_status =
+ lttng_condition_on_event_get_capture_descriptor_count(
+ condition, &cap_desc_count);
+ 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_on_event_get_capture_descriptor_at_index(
+ condition, i);
+
+ _MSG(" - ");
+ print_one_event_expr(cap_desc);
+ MSG("");
+ }
+ }
}
static
-void print_one_action(const struct lttng_action *action)
+void print_action_errors(const struct lttng_trigger *trigger,
+ const struct lttng_action *action)
+{
+ 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;
+ enum lttng_trigger_status trigger_status;
+ struct lttng_error_query *query =
+ lttng_error_query_action_create(trigger, action);
+
+ assert(query);
+
+ 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);
+
+ 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;
+ }
+
+ 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");
+ }
+
+end:
+ MSG("");
+ lttng_error_query_destroy(query);
+ lttng_error_query_results_destroy(results);
+}
+
+static
+void print_one_action(const struct lttng_trigger *trigger,
+ const struct lttng_action *action)
{
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);
switch (action_type) {
case LTTNG_ACTION_TYPE_NOTIFY:
- MSG("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);
assert(action_status == LTTNG_ACTION_STATUS_OK);
- MSG("start session `%s`", value);
+ _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);
assert(action_status == LTTNG_ACTION_STATUS_OK);
- MSG("stop session `%s`", value);
+ _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);
assert(action_status == LTTNG_ACTION_STATUS_OK);
- MSG("rotate session `%s`", value);
+ _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:
{
}
}
- MSG("");
+ 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: after 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);
+
+end:
+ return;
+}
+
+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;
+ uid_t trigger_uid;
+ struct lttng_error_query *query =
+ lttng_error_query_trigger_create(trigger);
+
+ assert(query);
+
+ 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);
+
+ 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;
+ }
+
+ 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");
+ }
+
+end:
+ MSG("");
+ lttng_error_query_destroy(query);
+ lttng_error_query_results_destroy(results);
}
static
enum lttng_action_type action_type;
enum lttng_trigger_status trigger_status;
const char *name;
- enum lttng_trigger_firing_policy firing_policy_type;
- uint64_t threshold;
uid_t trigger_uid;
trigger_status = lttng_trigger_get_name(trigger, &name);
trigger_status = lttng_trigger_get_owner_uid(trigger, &trigger_uid);
assert(trigger_status == LTTNG_TRIGGER_STATUS_OK);
- MSG("- id: %s", name);
- MSG(" user id: %d", trigger_uid);
-
- trigger_status = lttng_trigger_get_firing_policy(
- trigger, &firing_policy_type, &threshold);
- if (trigger_status != LTTNG_TRIGGER_STATUS_OK) {
- ERR("Failed to get trigger's policy.");
- goto end;
- }
-
- switch (firing_policy_type) {
- case LTTNG_TRIGGER_FIRING_POLICY_EVERY_N:
- if (threshold > 1) {
- MSG(" firing policy: after every %" PRIu64 " occurences", threshold);
- }
- break;
- case LTTNG_TRIGGER_FIRING_POLICY_ONCE_AFTER_N:
- MSG(" firing policy: once after %" PRIu64 " occurences", threshold);
- break;
- default:
- abort();
- }
+ 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_EVENT_RULE_HIT:
- print_condition_event_rule_hit(condition);
+ case LTTNG_CONDITION_TYPE_ON_EVENT:
+ print_condition_on_event(condition);
break;
default:
MSG(" (condition type not handled in %s)", __func__);
action, i);
_MSG(" ");
- print_one_action(subaction);
+ print_one_action(trigger, subaction);
}
} else {
_MSG(" action:");
- print_one_action(action);
+ print_one_action(trigger, action);
}
-end:
- return;
+ print_trigger_errors(trigger);
}
static
projects / lttng-tools.git / blobdiff