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add a new SET option KEEPTTL that doesn't remove expire time

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zhaozhao.zz
2019-12-18 14:49:38 +08:00
parent b7c78b7651
commit 24044f3356
8 changed files with 38 additions and 18 deletions
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4
src/db.c
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@ -219,14 +219,14 @@ void dbOverwrite(redisDb *db, robj *key, robj *val) {
* 3) The expire time of the key is reset (the key is made persistent).
*
* All the new keys in the database should be created via this interface. */
void setKey(redisDb *db, robj *key, robj *val) {
void setKey(redisDb *db, robj *key, robj *val, int keepttl) {
if (lookupKeyWrite(db,key) == NULL) {
dbAdd(db,key,val);
} else {
dbOverwrite(db,key,val);
}
incrRefCount(val);
removeExpire(db,key);
if (!keepttl) removeExpire(db,key);
signalModifiedKey(db,key);
}