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/*
* Copyright (C) Igor Sysoev
* Copyright (C) NGINX, Inc.
*/
#include <nxt_main.h>
#include <nxt_cycle.h>
static nxt_time_string_t nxt_log_error_time_cache;
static u_char *nxt_log_error_time(u_char *buf, nxt_realtime_t *now,
struct tm *tm, size_t size, const char *format);
static nxt_time_string_t nxt_log_debug_time_cache;
static u_char *nxt_log_debug_time(u_char *buf, nxt_realtime_t *now,
struct tm *tm, size_t size, const char *format);
void nxt_cdecl
nxt_log_time_handler(nxt_uint_t level, nxt_log_t *log, const char *fmt, ...)
{
u_char *p, *syslogmsg, *end;
va_list args;
nxt_fid_t fid;
const char *id;
nxt_fiber_t *fib;
nxt_thread_t *thr;
nxt_time_string_t *time_cache;
u_char msg[NXT_MAX_ERROR_STR];
thr = nxt_thread();
end = msg + NXT_MAX_ERROR_STR;
time_cache = (log->level != NXT_LOG_DEBUG) ? &nxt_log_error_time_cache:
&nxt_log_debug_time_cache;
p = nxt_thread_time_string(thr, time_cache, msg);
syslogmsg = p;
fib = nxt_fiber_self(thr);
if (fib != NULL) {
id = "[%V] %PI#%PT#%PF ";
fid = nxt_fiber_id(fib);
} else {
id = "[%V] %PI#%PT ";
fid = 0;
}
p = nxt_sprintf(p, end, id, &nxt_log_levels[level], nxt_pid,
nxt_thread_tid(thr), fid);
if (log->ident != 0) {
p = nxt_sprintf(p, end, "*%D ", log->ident);
}
va_start(args, fmt);
p = nxt_vsprintf(p, end, fmt, args);
va_end(args);
if (level != NXT_LOG_DEBUG && log->ctx_handler != NULL) {
p = log->ctx_handler(log->ctx, p, end);
}
if (p > end - NXT_LINEFEED_SIZE) {
p = end - NXT_LINEFEED_SIZE;
}
nxt_linefeed(p);
(void) nxt_write_console(nxt_stderr, msg, p - msg);
if (level <= NXT_LOG_ALERT) {
*(p - NXT_LINEFEED_SIZE) = '\0';
/*
* The syslog LOG_ALERT level is enough, because
* LOG_EMERG level broadcasts a message to all users.
*/
nxt_write_syslog(LOG_ALERT, syslogmsg);
}
}
static nxt_time_string_t nxt_log_error_time_cache = {
(nxt_atomic_uint_t) -1,
nxt_log_error_time,
"%4d/%02d/%02d %02d:%02d:%02d ",
sizeof("1970/09/28 12:00:00 ") - 1,
NXT_THREAD_TIME_LOCAL,
NXT_THREAD_TIME_MSEC,
};
static u_char *
nxt_log_error_time(u_char *buf, nxt_realtime_t *now, struct tm *tm, size_t size,
const char *format)
{
return nxt_sprintf(buf, buf + size, format,
tm->tm_year + 1900, tm->tm_mon + 1, tm->tm_mday,
tm->tm_hour, tm->tm_min, tm->tm_sec);
}
static nxt_time_string_t nxt_log_debug_time_cache = {
(nxt_atomic_uint_t) -1,
nxt_log_debug_time,
"%4d/%02d/%02d %02d:%02d:%02d.%03d ",
sizeof("1970/09/28 12:00:00.000 ") - 1,
NXT_THREAD_TIME_LOCAL,
NXT_THREAD_TIME_MSEC,
};
static u_char *
nxt_log_debug_time(u_char *buf, nxt_realtime_t *now, struct tm *tm, size_t size,
const char *format)
{
return nxt_sprintf(buf, buf + size, format,
tm->tm_year + 1900, tm->tm_mon + 1, tm->tm_mday,
tm->tm_hour, tm->tm_min, tm->tm_sec,
now->nsec / 1000000);
}
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