Exemplos de lttng_list_tracepoints em C++ (Cpp)

Exemplo n.º 1

Arquivo: list.c Projeto: oliviercotte/lttng-tools

/*
 * Ask session daemon for all user space tracepoints available.
 */
static int list_ust_events(void)
{
	int i, size;
	struct lttng_domain domain;
	struct lttng_handle *handle;
	struct lttng_event *event_list;
	pid_t cur_pid = 0;
	char *cmdline = NULL;

	memset(&domain, 0, sizeof(domain));

	DBG("Getting UST tracing events");

	domain.type = LTTNG_DOMAIN_UST;

	handle = lttng_create_handle(NULL, &domain);
	if (handle == NULL) {
		goto error;
	}

	size = lttng_list_tracepoints(handle, &event_list);
	if (size < 0) {
		ERR("Unable to list UST events: %s", lttng_strerror(size));
		lttng_destroy_handle(handle);
		return size;
	}

	MSG("UST events:\n-------------");

	if (size == 0) {
		MSG("None");
	}

	for (i = 0; i < size; i++) {
		if (cur_pid != event_list[i].pid) {
			cur_pid = event_list[i].pid;
			cmdline = get_cmdline_by_pid(cur_pid);
			MSG("\nPID: %d - Name: %s", cur_pid, cmdline);
			free(cmdline);
		}
		print_events(&event_list[i]);
	}

	MSG("");

	free(event_list);
	lttng_destroy_handle(handle);

	return CMD_SUCCESS;

error:
	lttng_destroy_handle(handle);
	return -1;
}

Exemplo n.º 2

Arquivo: list.c Projeto: RomainNaour/lttng-tools

/*
 * Ask for all trace events in the kernel
 */
static int list_kernel_events(void)
{
	int i, size, ret = CMD_SUCCESS;
	struct lttng_domain domain;
	struct lttng_handle *handle;
	struct lttng_event *event_list;

	memset(&domain, 0, sizeof(domain));

	DBG("Getting kernel tracing events");

	domain.type = LTTNG_DOMAIN_KERNEL;

	handle = lttng_create_handle(NULL, &domain);
	if (handle == NULL) {
		ret = CMD_ERROR;
		goto error;
	}

	size = lttng_list_tracepoints(handle, &event_list);
	if (size < 0) {
		ERR("Unable to list kernel events: %s", lttng_strerror(size));
		lttng_destroy_handle(handle);
		return CMD_ERROR;
	}

	if (lttng_opt_mi) {
		/* Mi print */
		ret = mi_list_kernel_events(event_list, size, &domain);
		if (ret) {
			ret = CMD_ERROR;
			goto end;
		}
	} else {
		MSG("Kernel events:\n-------------");

		for (i = 0; i < size; i++) {
			print_events(&event_list[i]);
		}

		MSG("");
	}

end:
	free(event_list);

	lttng_destroy_handle(handle);
	return ret;

error:
	lttng_destroy_handle(handle);
	return ret;
}

Exemplo n.º 3

Arquivo: list.c Projeto: simar7/lttng-tools

/*
 * Ask for all trace events in the kernel and pretty print them.
 */
static int list_kernel_events(void)
{
	int i, size;
	struct lttng_domain domain;
	struct lttng_handle *handle;
	struct lttng_event *event_list;

	memset(&domain, 0, sizeof(domain));

	DBG("Getting kernel tracing events");

	domain.type = LTTNG_DOMAIN_KERNEL;

	handle = lttng_create_handle(NULL, &domain);
	if (handle == NULL) {
		goto error;
	}

	size = lttng_list_tracepoints(handle, &event_list);
	if (size < 0) {
		ERR("Unable to list kernel events");
		lttng_destroy_handle(handle);
		return size;
	}

	MSG("Kernel events:\n-------------");

	for (i = 0; i < size; i++) {
		print_events(&event_list[i]);
	}

	MSG("");

	free(event_list);

	lttng_destroy_handle(handle);
	return CMD_SUCCESS;

error:
	lttng_destroy_handle(handle);
	return -1;
}

Exemplo n.º 4

Arquivo: list.c Projeto: RomainNaour/lttng-tools

static int list_agent_events(void)
{
	int i, size, ret = CMD_SUCCESS;
	struct lttng_domain domain;
	struct lttng_handle *handle = NULL;
	struct lttng_event *event_list = NULL;
	pid_t cur_pid = 0;
	char *cmdline = NULL;
	const char *agent_domain_str;

	memset(&domain, 0, sizeof(domain));
	if (opt_jul) {
		domain.type = LTTNG_DOMAIN_JUL;
	} else if (opt_log4j) {
		domain.type = LTTNG_DOMAIN_LOG4J;
	} else if (opt_python) {
		domain.type = LTTNG_DOMAIN_PYTHON;
	} else {
		ERR("Invalid agent domain selected.");
		ret = CMD_ERROR;
		goto error;
	}

	agent_domain_str = get_domain_str(domain.type);

	DBG("Getting %s tracing events", agent_domain_str);

	handle = lttng_create_handle(NULL, &domain);
	if (handle == NULL) {
		ret = CMD_ERROR;
		goto end;
	}

	size = lttng_list_tracepoints(handle, &event_list);
	if (size < 0) {
		ERR("Unable to list %s events: %s", agent_domain_str,
				lttng_strerror(size));
		ret = CMD_ERROR;
		goto end;
	}

	if (lttng_opt_mi) {
		/* Mi print */
		ret = mi_list_agent_ust_events(event_list, size, &domain);
		if (ret) {
			ret = CMD_ERROR;
			goto error;
		}
	} else {
		/* Pretty print */
		MSG("%s events (Logger name):\n-------------------------",
				agent_domain_str);

		if (size == 0) {
			MSG("None");
		}

		for (i = 0; i < size; i++) {
			if (cur_pid != event_list[i].pid) {
				cur_pid = event_list[i].pid;
				cmdline = get_cmdline_by_pid(cur_pid);
				if (cmdline == NULL) {
					ret = CMD_ERROR;
					goto error;
				}
				MSG("\nPID: %d - Name: %s", cur_pid, cmdline);
				free(cmdline);
			}
			MSG("%s- %s", indent6, event_list[i].name);
		}

		MSG("");
	}

error:
	free(event_list);
end:
	lttng_destroy_handle(handle);
	return ret;
}