diff options
| -rw-r--r-- | tools/virtiofsd/passthrough_ll.c | 31 |
1 files changed, 27 insertions, 4 deletions
diff --git a/tools/virtiofsd/passthrough_ll.c b/tools/virtiofsd/passthrough_ll.c index 12de321745..e61cc56530 100644 --- a/tools/virtiofsd/passthrough_ll.c +++ b/tools/virtiofsd/passthrough_ll.c @@ -3284,18 +3284,38 @@ static void setup_nofile_rlimit(unsigned long rlimit_nofile) static void log_func(enum fuse_log_level level, const char *fmt, va_list ap) { g_autofree char *localfmt = NULL; + struct timespec ts; + struct tm tm; + char sec_fmt[sizeof "2020-12-07 18:17:54"]; + char zone_fmt[sizeof "+0100"]; if (current_log_level < level) { return; } if (current_log_level == FUSE_LOG_DEBUG) { - if (!use_syslog) { - localfmt = g_strdup_printf("[%" PRId64 "] [ID: %08ld] %s", - get_clock(), syscall(__NR_gettid), fmt); - } else { + if (use_syslog) { + /* no timestamp needed */ localfmt = g_strdup_printf("[ID: %08ld] %s", syscall(__NR_gettid), fmt); + } else { + /* try formatting a broken-down timestamp */ + if (clock_gettime(CLOCK_REALTIME, &ts) != -1 && + localtime_r(&ts.tv_sec, &tm) != NULL && + strftime(sec_fmt, sizeof sec_fmt, "%Y-%m-%d %H:%M:%S", + &tm) != 0 && + strftime(zone_fmt, sizeof zone_fmt, "%z", &tm) != 0) { + localfmt = g_strdup_printf("[%s.%02ld%s] [ID: %08ld] %s", + sec_fmt, + ts.tv_nsec / (10L * 1000 * 1000), + zone_fmt, syscall(__NR_gettid), + fmt); + } else { + /* fall back to a flat timestamp */ + localfmt = g_strdup_printf("[%" PRId64 "] [ID: %08ld] %s", + get_clock(), syscall(__NR_gettid), + fmt); + } } fmt = localfmt; } @@ -3416,6 +3436,9 @@ int main(int argc, char *argv[]) struct lo_map_elem *reserve_elem; int ret = -1; + /* Initialize time conversion information for localtime_r(). */ + tzset(); + /* Don't mask creation mode, kernel already did that */ umask(0); |