X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=tests%2Fregression%2Ftools%2Fnotification%2Fnotification.c;h=631948cda93d4a440875a8146fb306d4147edf5a;hb=7344b6a307b62685272f8f5dacc42d4e06e5732f;hp=4264539fe922dc323bfc17e61ed37539234384bd;hpb=174233023786f6039b37088d7b4a46f2b4ce5532;p=lttng-tools.git diff --git a/tests/regression/tools/notification/notification.c b/tests/regression/tools/notification/notification.c index 4264539fe..631948cda 100644 --- a/tests/regression/tools/notification/notification.c +++ b/tests/regression/tools/notification/notification.c @@ -43,7 +43,7 @@ int nb_args = 0; int named_pipe_args_start = 0; -pid_t app_pid = -1; +pid_t app_pid = 0; const char *app_state_file = NULL; static @@ -156,6 +156,8 @@ int suspend_application(void) /* * Send SIGUSR1 to application instructing it to bypass tracepoint. */ + assert(app_pid > 1); + ret = kill(app_pid, SIGUSR1); if (ret) { fail("SIGUSR1 failed. errno %d", errno); @@ -186,6 +188,8 @@ int resume_application(void) goto error; } + assert(app_pid > 1); + ret = kill(app_pid, SIGUSR1); if (ret) { fail("SIGUSR1 failed. errno %d", errno); @@ -437,49 +441,53 @@ end: } static -void test_notification_channel(const char *session_name, - const char *channel_name, - const enum lttng_domain_type domain_type, - const char **argv) +void test_invalid_channel_subscription( + const enum lttng_domain_type domain_type) { - int ret = 0; enum lttng_condition_status condition_status; enum lttng_notification_channel_status nc_status; - - struct lttng_action *action = NULL; - struct lttng_notification *notification = NULL; - struct lttng_notification_channel *notification_channel = NULL; - struct lttng_trigger *trigger = NULL; - - struct lttng_condition *low_condition = NULL; - struct lttng_condition *high_condition = NULL; - struct lttng_condition *dummy_invalid_condition = NULL; struct lttng_condition *dummy_condition = NULL; + struct lttng_condition *dummy_invalid_condition = NULL; + struct lttng_notification_channel *notification_channel = NULL; + int ret = 0; - double low_ratio = 0.0; - double high_ratio = 0.90; - - /* Set-up */ - action = lttng_action_notify_create(); - if (!action) { - fail("Setup error on action creation"); + notification_channel = lttng_notification_channel_create( + lttng_session_daemon_notification_endpoint); + ok(notification_channel, "Notification channel object creation"); + if (!notification_channel) { goto end; } - /* Create a dummy, empty condition for later test */ + /* + * Create a dummy, empty (thus invalid) condition to test error paths. + */ dummy_invalid_condition = lttng_condition_buffer_usage_low_create(); if (!dummy_invalid_condition) { fail("Setup error on condition creation"); goto end; } + /* + * Test subscription and unsubscription of an invalid condition to/from + * a channel. + */ + nc_status = lttng_notification_channel_subscribe( + notification_channel, dummy_invalid_condition); + ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INVALID, + "Subscribing to an invalid condition"); + + nc_status = lttng_notification_channel_unsubscribe( + notification_channel, dummy_invalid_condition); + ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INVALID, + "Unsubscribing from an invalid condition"); + /* Create a valid dummy condition with a ratio of 0.5 */ dummy_condition = lttng_condition_buffer_usage_low_create(); if (!dummy_condition) { fail("Setup error on dummy_condition creation"); goto end; - } + condition_status = lttng_condition_buffer_usage_set_threshold_ratio( dummy_condition, 0.5); if (condition_status != LTTNG_CONDITION_STATUS_OK) { @@ -488,120 +496,234 @@ void test_notification_channel(const char *session_name, } ret = setup_buffer_usage_condition(dummy_condition, "dummy_condition", - session_name, channel_name, domain_type); + "dummy_session", "dummy_channel", domain_type); if (ret) { fail("Setup error on dummy condition creation"); goto end; } - /* Register a low condition with a ratio */ - low_condition = lttng_condition_buffer_usage_low_create(); - if (!low_condition) { - fail("Setup error on low_condition creation"); - goto end; + /* + * Test subscription and unsubscription to/from a channel with invalid + * parameters. + */ + nc_status = lttng_notification_channel_subscribe(NULL, NULL); + ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INVALID, + "Notification channel subscription is invalid: NULL, NULL"); + + nc_status = lttng_notification_channel_subscribe( + notification_channel, NULL); + ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INVALID, + "Notification channel subscription is invalid: NON-NULL, NULL"); + + nc_status = lttng_notification_channel_subscribe(NULL, dummy_condition); + ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INVALID, + "Notification channel subscription is invalid: NULL, NON-NULL"); + + nc_status = lttng_notification_channel_unsubscribe( + notification_channel, dummy_condition); + ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_UNKNOWN_CONDITION, + "Unsubscribing from a valid unknown condition"); + +end: + lttng_notification_channel_destroy(notification_channel); + lttng_condition_destroy(dummy_invalid_condition); + lttng_condition_destroy(dummy_condition); + return; +} + +enum buffer_usage_type { + BUFFER_USAGE_TYPE_LOW, + BUFFER_USAGE_TYPE_HIGH, +}; + +static int register_buffer_usage_notify_trigger(const char *session_name, + const char *channel_name, + const enum lttng_domain_type domain_type, + enum buffer_usage_type buffer_usage_type, + double ratio, + struct lttng_condition **condition, + struct lttng_action **action, + struct lttng_trigger **trigger) +{ + enum lttng_condition_status condition_status; + struct lttng_action *tmp_action = NULL; + struct lttng_condition *tmp_condition = NULL; + struct lttng_trigger *tmp_trigger = NULL; + int ret = 0; + + /* Set-up */ + tmp_action = lttng_action_notify_create(); + if (!action) { + fail("Setup error on action creation"); + ret = -1; + goto error; + } + + if (buffer_usage_type == BUFFER_USAGE_TYPE_LOW) { + tmp_condition = lttng_condition_buffer_usage_low_create(); + } else { + tmp_condition = lttng_condition_buffer_usage_high_create(); + } + + if (!tmp_condition) { + fail("Setup error on condition creation"); + ret = -1; + goto error; } + + /* Set the buffer usage threashold */ condition_status = lttng_condition_buffer_usage_set_threshold_ratio( - low_condition, low_ratio); + tmp_condition, ratio); if (condition_status != LTTNG_CONDITION_STATUS_OK) { - fail("Setup error on low_condition creation"); - goto end; + fail("Setup error on condition creation"); + ret = -1; + goto error; } - ret = setup_buffer_usage_condition(low_condition, "low_condition", + ret = setup_buffer_usage_condition(tmp_condition, "condition_name", session_name, channel_name, domain_type); if (ret) { - fail("Setup error on low condition creation"); - goto end; + fail("Setup error on condition creation"); + ret = -1; + goto error; } - /* Register a high condition with a ratio */ - high_condition = lttng_condition_buffer_usage_high_create(); - if (!high_condition) { - fail("Setup error on high_condition creation"); - goto end; + /* Register the trigger for condition. */ + tmp_trigger = lttng_trigger_create(tmp_condition, tmp_action); + if (!tmp_trigger) { + fail("Setup error on trigger creation"); + ret = -1; + goto error; } - condition_status = lttng_condition_buffer_usage_set_threshold_ratio( - high_condition, high_ratio); - if (condition_status != LTTNG_CONDITION_STATUS_OK) { - fail("Setup error on high_condition creation"); - goto end; + ret = lttng_register_trigger(tmp_trigger); + if (ret) { + fail("Setup error on trigger registration"); + ret = -1; + goto error; } - ret = setup_buffer_usage_condition(high_condition, "high_condition", - session_name, channel_name, domain_type); + *condition = tmp_condition; + *trigger = tmp_trigger; + *action = tmp_action; + goto end; + +error: + lttng_action_destroy(tmp_action); + lttng_condition_destroy(tmp_condition); + lttng_trigger_destroy(tmp_trigger); + +end: + return ret; +} + +static void test_subscription_twice(const char *session_name, + const char *channel_name, + const enum lttng_domain_type domain_type) +{ + int ret = 0; + enum lttng_notification_channel_status nc_status; + + struct lttng_action *action = NULL; + struct lttng_notification_channel *notification_channel = NULL; + struct lttng_trigger *trigger = NULL; + + struct lttng_condition *condition = NULL; + + ret = register_buffer_usage_notify_trigger(session_name, channel_name, + domain_type, BUFFER_USAGE_TYPE_LOW, 0.99, &condition, + &action, &trigger); if (ret) { - fail("Setup error on high condition creation"); + fail("Setup error on trigger registration"); goto end; } - /* Register the triggers for low and high condition */ - trigger = lttng_trigger_create(low_condition, action); - if (!trigger) { - fail("Setup error on low trigger creation"); + /* Begin testing. */ + notification_channel = lttng_notification_channel_create( + lttng_session_daemon_notification_endpoint); + ok(notification_channel, "Notification channel object creation"); + if (!notification_channel) { goto end; } - ret = lttng_register_trigger(trigger); - if (ret) { - fail("Setup error on low trigger registration"); - goto end; - } + /* Subscribe a valid condition. */ + nc_status = lttng_notification_channel_subscribe( + notification_channel, condition); + ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, + "Subscribe to condition"); + /* Subscribing again should fail. */ + nc_status = lttng_notification_channel_subscribe( + notification_channel, condition); + ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_ALREADY_SUBSCRIBED, + "Subscribe to a condition for which subscription was already done"); + +end: + lttng_unregister_trigger(trigger); lttng_trigger_destroy(trigger); - trigger = NULL; + lttng_notification_channel_destroy(notification_channel); + lttng_action_destroy(action); + lttng_condition_destroy(condition); +} + +static void test_buffer_usage_notification_channel(const char *session_name, + const char *channel_name, + const enum lttng_domain_type domain_type, + const char **argv) +{ + int ret = 0; + enum lttng_notification_channel_status nc_status; + + struct lttng_action *low_action = NULL; + struct lttng_action *high_action = NULL; + struct lttng_notification *notification = NULL; + struct lttng_notification_channel *notification_channel = NULL; + struct lttng_trigger *low_trigger = NULL; + struct lttng_trigger *high_trigger = NULL; + + struct lttng_condition *low_condition = NULL; + struct lttng_condition *high_condition = NULL; + + const double low_ratio = 0.0; + const double high_ratio = 0.90; - trigger = lttng_trigger_create(high_condition, action); - if (!trigger) { - fail("Setup error on high trigger creation"); + ret = register_buffer_usage_notify_trigger(session_name, channel_name, + domain_type, BUFFER_USAGE_TYPE_LOW, low_ratio, + &low_condition, &low_action, &low_trigger); + if (ret) { + fail("Setup error on low trigger registration"); goto end; } - ret = lttng_register_trigger(trigger); + ret = register_buffer_usage_notify_trigger(session_name, channel_name, + domain_type, BUFFER_USAGE_TYPE_HIGH, high_ratio, + &high_condition, &high_action, &high_trigger); if (ret) { fail("Setup error on high trigger registration"); goto end; } /* Begin testing */ - notification_channel = lttng_notification_channel_create(lttng_session_daemon_notification_endpoint); + notification_channel = lttng_notification_channel_create( + lttng_session_daemon_notification_endpoint); ok(notification_channel, "Notification channel object creation"); if (!notification_channel) { goto end; } - /* Basic error path check */ - nc_status = lttng_notification_channel_subscribe(NULL, NULL); - ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INVALID, "Notification channel subscription is invalid: NULL, NULL"); - - nc_status = lttng_notification_channel_subscribe(notification_channel, NULL); - ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INVALID, "Notification channel subscription is invalid: NON-NULL, NULL"); - - nc_status = lttng_notification_channel_subscribe(NULL, low_condition); - ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INVALID, "Notification channel subscription is invalid: NULL, NON-NULL"); - - nc_status = lttng_notification_channel_subscribe(notification_channel, dummy_invalid_condition); - ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INVALID, "Subscribing to an invalid condition"); - - nc_status = lttng_notification_channel_unsubscribe(notification_channel, dummy_invalid_condition); - ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INVALID, "Unsubscribing from an invalid condition"); - - nc_status = lttng_notification_channel_unsubscribe(notification_channel, dummy_condition); - ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_UNKNOWN_CONDITION, "Unsubscribing from a valid unknown condition"); - /* Subscribe a valid low condition */ - nc_status = lttng_notification_channel_subscribe(notification_channel, low_condition); - ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, "Subscribe to condition"); + nc_status = lttng_notification_channel_subscribe( + notification_channel, low_condition); + ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, + "Subscribe to low condition"); /* Subscribe a valid high condition */ - nc_status = lttng_notification_channel_subscribe(notification_channel, high_condition); - ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, "Subscribe to condition"); - - nc_status = lttng_notification_channel_subscribe(notification_channel, low_condition); - ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_ALREADY_SUBSCRIBED, "Subscribe to a condition for which subscription was already done"); + nc_status = lttng_notification_channel_subscribe( + notification_channel, high_condition); + ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, + "Subscribe to high condition"); - nc_status = lttng_notification_channel_subscribe(notification_channel, high_condition); - ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_ALREADY_SUBSCRIBED, "Subscribe to a condition for which subscription was already done"); + resume_application(); /* Wait for notification to happen */ stop_consumer(argv); @@ -609,11 +731,13 @@ void test_notification_channel(const char *session_name, /* Wait for high notification */ do { - nc_status = lttng_notification_channel_get_next_notification(notification_channel, ¬ification); + nc_status = lttng_notification_channel_get_next_notification( + notification_channel, ¬ification); } while (nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INTERRUPTED); - ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK - && notification - && lttng_condition_get_type(lttng_notification_get_condition(notification)) == LTTNG_CONDITION_TYPE_BUFFER_USAGE_HIGH, + ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK && notification && + lttng_condition_get_type(lttng_notification_get_condition( + notification)) == + LTTNG_CONDITION_TYPE_BUFFER_USAGE_HIGH, "High notification received after intermediary communication"); lttng_notification_destroy(notification); notification = NULL; @@ -628,18 +752,24 @@ void test_notification_channel(const char *session_name, * waiting for consumption. */ - nc_status = lttng_notification_channel_unsubscribe(notification_channel, low_condition); - ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, "Unsubscribe with pending notification"); + nc_status = lttng_notification_channel_unsubscribe( + notification_channel, low_condition); + ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, + "Unsubscribe with pending notification"); - nc_status = lttng_notification_channel_subscribe(notification_channel, low_condition); - ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, "subscribe with pending notification"); + nc_status = lttng_notification_channel_subscribe( + notification_channel, low_condition); + ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, + "Subscribe with pending notification"); do { - nc_status = lttng_notification_channel_get_next_notification(notification_channel, ¬ification); + nc_status = lttng_notification_channel_get_next_notification( + notification_channel, ¬ification); } while (nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INTERRUPTED); - ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK - && notification - && lttng_condition_get_type(lttng_notification_get_condition(notification)) == LTTNG_CONDITION_TYPE_BUFFER_USAGE_LOW, + ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK && notification && + lttng_condition_get_type(lttng_notification_get_condition( + notification)) == + LTTNG_CONDITION_TYPE_BUFFER_USAGE_LOW, "Low notification received after intermediary communication"); lttng_notification_destroy(notification); notification = NULL; @@ -650,10 +780,13 @@ void test_notification_channel(const char *session_name, lttng_start_tracing(session_name); do { - nc_status = lttng_notification_channel_get_next_notification(notification_channel, ¬ification); + nc_status = lttng_notification_channel_get_next_notification( + notification_channel, ¬ification); } while (nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INTERRUPTED); ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK && notification && - lttng_condition_get_type(lttng_notification_get_condition(notification)) == LTTNG_CONDITION_TYPE_BUFFER_USAGE_HIGH, + lttng_condition_get_type(lttng_notification_get_condition( + notification)) == + LTTNG_CONDITION_TYPE_BUFFER_USAGE_HIGH, "High notification received after intermediary communication"); lttng_notification_destroy(notification); notification = NULL; @@ -664,10 +797,13 @@ void test_notification_channel(const char *session_name, wait_data_pending(session_name); do { - nc_status = lttng_notification_channel_get_next_notification(notification_channel, ¬ification); + nc_status = lttng_notification_channel_get_next_notification( + notification_channel, ¬ification); } while (nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INTERRUPTED); ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK && notification && - lttng_condition_get_type(lttng_notification_get_condition(notification)) == LTTNG_CONDITION_TYPE_BUFFER_USAGE_LOW, + lttng_condition_get_type(lttng_notification_get_condition( + notification)) == + LTTNG_CONDITION_TYPE_BUFFER_USAGE_LOW, "Low notification received after re-subscription"); lttng_notification_destroy(notification); notification = NULL; @@ -678,33 +814,42 @@ void test_notification_channel(const char *session_name, lttng_start_tracing(session_name); do { - nc_status = lttng_notification_channel_get_next_notification(notification_channel, ¬ification); + nc_status = lttng_notification_channel_get_next_notification( + notification_channel, ¬ification); } while (nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_INTERRUPTED); ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK && notification && - lttng_condition_get_type(lttng_notification_get_condition(notification)) == LTTNG_CONDITION_TYPE_BUFFER_USAGE_HIGH, + lttng_condition_get_type(lttng_notification_get_condition( + notification)) == + LTTNG_CONDITION_TYPE_BUFFER_USAGE_HIGH, "High notification"); lttng_notification_destroy(notification); notification = NULL; - /* Resume consumer to allow event consumption */ suspend_application(); + + /* Resume consumer to allow event consumption */ lttng_stop_tracing_no_wait(session_name); resume_consumer(argv); wait_data_pending(session_name); - nc_status = lttng_notification_channel_unsubscribe(notification_channel, low_condition); - ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, "Unsubscribe low condition with pending notification"); - nc_status = lttng_notification_channel_unsubscribe(notification_channel, high_condition); - ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, "Unsubscribe high condition with pending notification"); + nc_status = lttng_notification_channel_unsubscribe( + notification_channel, low_condition); + ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, + "Unsubscribe low condition with pending notification"); + + nc_status = lttng_notification_channel_unsubscribe( + notification_channel, high_condition); + ok(nc_status == LTTNG_NOTIFICATION_CHANNEL_STATUS_OK, + "Unsubscribe high condition with pending notification"); end: lttng_notification_channel_destroy(notification_channel); - lttng_trigger_destroy(trigger); - lttng_action_destroy(action); + lttng_trigger_destroy(low_trigger); + lttng_trigger_destroy(high_trigger); + lttng_action_destroy(low_action); + lttng_action_destroy(high_action); lttng_condition_destroy(low_condition); lttng_condition_destroy(high_condition); - lttng_condition_destroy(dummy_invalid_condition); - lttng_condition_destroy(dummy_condition); } int main(int argc, const char *argv[]) @@ -743,13 +888,23 @@ int main(int argc, const char *argv[]) goto error; } + /* + * Test cases are responsible for resuming the app when needed and + * making sure it's suspended when returning. + */ + suspend_application(); + diag("Test trigger for domain %s with buffer_usage_low condition", domain_type_string); test_triggers_buffer_usage_condition(session_name, channel_name, domain_type, LTTNG_CONDITION_TYPE_BUFFER_USAGE_LOW); diag("Test trigger for domain %s with buffer_usage_high condition", domain_type_string); test_triggers_buffer_usage_condition(session_name, channel_name, domain_type, LTTNG_CONDITION_TYPE_BUFFER_USAGE_HIGH); - diag("Test notification channel api for domain %s", domain_type_string); - test_notification_channel(session_name, channel_name, domain_type, argv); + /* Basic error path check. */ + test_invalid_channel_subscription(domain_type); + test_subscription_twice(session_name, channel_name, domain_type); + + diag("Test buffer usage notification channel api for domain %s", domain_type_string); + test_buffer_usage_notification_channel(session_name, channel_name, domain_type, argv); error: return exit_status(); }