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Use nolocks_localtime() for safer logging.

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antirez
2018-07-04 16:50:22 +02:00
parent 81778d91bf
commit cb78c84235
2 changed files with 8 additions and 2 deletions
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8
src/server.c
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@ -326,6 +326,10 @@ struct redisCommand redisCommandTable[] = {
/*============================ Utility functions ============================ */
/* We use a private localtime implementation which is fork-safe. The logging
* function of Redis may be called from other threads. */
void nolocks_localtime(struct tm *tmp, time_t t, time_t tz, int dst);
/* Low level logging. To use only for very big messages, otherwise
* serverLog() is to prefer. */
void serverLogRaw(int level, const char *msg) {
@ -351,7 +355,9 @@ void serverLogRaw(int level, const char *msg) {
pid_t pid = getpid();
gettimeofday(&tv,NULL);
off = strftime(buf,sizeof(buf),"%d %b %H:%M:%S.",localtime(&tv.tv_sec));
struct tm tm;
nolocks_localtime(&tm,tv.tv_sec,server.timezone,server.daylight_active);
off = strftime(buf,sizeof(buf),"%d %b %H:%M:%S.",&tm);
snprintf(buf+off,sizeof(buf)-off,"%03d",(int)tv.tv_usec/1000);
if (server.sentinel_mode) {
role_char = 'X'; /* Sentinel. */