[fio.git] / log.c

#include <unistd.h>
#include <fcntl.h>
#include <string.h>
#include <stdarg.h>
#include <syslog.h>

#include "fio.h"

int log_valist(const char *str, va_list args)
{
	char buffer[1024];
	size_t len;

	len = vsnprintf(buffer, sizeof(buffer), str, args);
	len = min(len, sizeof(buffer) - 1);

	if (is_backend)
		len = fio_server_text_output(FIO_LOG_INFO, buffer, len);
	if (log_syslog)
		syslog(LOG_INFO, "%s", buffer);
	else
		len = fwrite(buffer, len, 1, f_out);

	return len;
}

int log_local_buf(const char *buf, size_t len)
{
	if (log_syslog)
		syslog(LOG_INFO, "%s", buf);
	else
		len = fwrite(buf, len, 1, f_out);

	return len;
}

int log_info(const char *format, ...)
{
	char buffer[1024];
	va_list args;
	size_t len;

	va_start(args, format);
	len = vsnprintf(buffer, sizeof(buffer), format, args);
	va_end(args);
	len = min(len, sizeof(buffer) - 1);

	if (is_backend)
		return fio_server_text_output(FIO_LOG_INFO, buffer, len);
	else if (log_syslog) {
		syslog(LOG_INFO, "%s", buffer);
		return len;
	} else
		return fwrite(buffer, len, 1, f_out);
}

int log_info_flush(void)
{
	if (is_backend || log_syslog)
		return 0;

	return fflush(f_out);
}

int log_err(const char *format, ...)
{
	char buffer[1024];
	va_list args;
	size_t len;

	va_start(args, format);
	len = vsnprintf(buffer, sizeof(buffer), format, args);
	va_end(args);
	len = min(len, sizeof(buffer) - 1);

	if (is_backend)
		return fio_server_text_output(FIO_LOG_ERR, buffer, len);
	else if (log_syslog) {
		syslog(LOG_INFO, "%s", buffer);
		return len;
	} else {
		if (f_err != stderr) {
			int fio_unused ret;

			ret = fwrite(buffer, len, 1, stderr);
		}

		return fwrite(buffer, len, 1, f_err);
	}
}

const char *log_get_level(int level)
{
	static const char *levels[] = { "Unknown", "Debug", "Info", "Error",
						"Unknown" };

	if (level >= FIO_LOG_NR)
		level = FIO_LOG_NR;

	return levels[level];
}
Commit	Line	Data
	1	#include <unistd.h>
	2	#include <fcntl.h>
	3	#include <string.h>
	4	#include <stdarg.h>
	5	#include <syslog.h>
	6
	7	#include "fio.h"
	8
	9	int log_valist(const char *str, va_list args)
	10	{
	11	char buffer[1024];
	12	size_t len;
	13
	14	len = vsnprintf(buffer, sizeof(buffer), str, args);
	15	len = min(len, sizeof(buffer) - 1);
	16
	17	if (is_backend)
	18	len = fio_server_text_output(FIO_LOG_INFO, buffer, len);
	19	if (log_syslog)
	20	syslog(LOG_INFO, "%s", buffer);
	21	else
	22	len = fwrite(buffer, len, 1, f_out);
	23
	24	return len;
	25	}
	26
	27	int log_local_buf(const char *buf, size_t len)
	28	{
	29	if (log_syslog)
	30	syslog(LOG_INFO, "%s", buf);
	31	else
	32	len = fwrite(buf, len, 1, f_out);
	33
	34	return len;
	35	}
	36
	37	int log_info(const char *format, ...)
	38	{
	39	char buffer[1024];
	40	va_list args;
	41	size_t len;
	42
	43	va_start(args, format);
	44	len = vsnprintf(buffer, sizeof(buffer), format, args);
	45	va_end(args);
	46	len = min(len, sizeof(buffer) - 1);
	47
	48	if (is_backend)
	49	return fio_server_text_output(FIO_LOG_INFO, buffer, len);
	50	else if (log_syslog) {
	51	syslog(LOG_INFO, "%s", buffer);
	52	return len;
	53	} else
	54	return fwrite(buffer, len, 1, f_out);
	55	}
	56
	57	int log_info_flush(void)
	58	{
	59	if (is_backend \|\| log_syslog)
	60	return 0;
	61
	62	return fflush(f_out);
	63	}
	64
	65	int log_err(const char *format, ...)
	66	{
	67	char buffer[1024];
	68	va_list args;
	69	size_t len;
	70
	71	va_start(args, format);
	72	len = vsnprintf(buffer, sizeof(buffer), format, args);
	73	va_end(args);
	74	len = min(len, sizeof(buffer) - 1);
	75
	76	if (is_backend)
	77	return fio_server_text_output(FIO_LOG_ERR, buffer, len);
	78	else if (log_syslog) {
	79	syslog(LOG_INFO, "%s", buffer);
	80	return len;
	81	} else {
	82	if (f_err != stderr) {
	83	int fio_unused ret;
	84
	85	ret = fwrite(buffer, len, 1, stderr);
	86	}
	87
	88	return fwrite(buffer, len, 1, f_err);
	89	}
	90	}
	91
	92	const char *log_get_level(int level)
	93	{
	94	static const char *levels[] = { "Unknown", "Debug", "Info", "Error",
	95	"Unknown" };
	96
	97	if (level >= FIO_LOG_NR)
	98	level = FIO_LOG_NR;
	99
	100	return levels[level];
	101	}