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Merge branch 'unstable' of github.com:/antirez/redis into unstable

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antirez
2019-11-06 17:44:42 +01:00
parent 8b2c0f9044 a15a5d7097
commit 0f026af185
27 changed files with 1406 additions and 161 deletions
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52
src/db.c
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@ -151,9 +151,13 @@ robj *lookupKeyRead(redisDb *db, robj *key) {
*
* Returns the linked value object if the key exists or NULL if the key
* does not exist in the specified DB. */
robj *lookupKeyWrite(redisDb *db, robj *key) {
robj *lookupKeyWriteWithFlags(redisDb *db, robj *key, int flags) {
expireIfNeeded(db,key);
return lookupKey(db,key,LOOKUP_NONE);
return lookupKey(db,key,flags);
}
robj *lookupKeyWrite(redisDb *db, robj *key) {
return lookupKeyWriteWithFlags(db, key, LOOKUP_NONE);
}
robj *lookupKeyReadOrReply(client *c, robj *key, robj *reply) {
@ -461,6 +465,29 @@ int getFlushCommandFlags(client *c, int *flags) {
return C_OK;
}
/* Flushes the whole server data set. */
void flushAllDataAndResetRDB(int flags) {
server.dirty += emptyDb(-1,flags,NULL);
if (server.rdb_child_pid != -1) killRDBChild();
if (server.saveparamslen > 0) {
/* Normally rdbSave() will reset dirty, but we don't want this here
* as otherwise FLUSHALL will not be replicated nor put into the AOF. */
int saved_dirty = server.dirty;
rdbSaveInfo rsi, *rsiptr;
rsiptr = rdbPopulateSaveInfo(&rsi);
rdbSave(server.rdb_filename,rsiptr);
server.dirty = saved_dirty;
}
server.dirty++;
#if defined(USE_JEMALLOC)
/* jemalloc 5 doesn't release pages back to the OS when there's no traffic.
* for large databases, flushdb blocks for long anyway, so a bit more won't
* harm and this way the flush and purge will be synchroneus. */
if (!(flags & EMPTYDB_ASYNC))
jemalloc_purge();
#endif
}
/* FLUSHDB [ASYNC]
*
* Flushes the currently SELECTed Redis DB. */
@ -484,28 +511,9 @@ void flushdbCommand(client *c) {
* Flushes the whole server data set. */
void flushallCommand(client *c) {
int flags;
if (getFlushCommandFlags(c,&flags) == C_ERR) return;
server.dirty += emptyDb(-1,flags,NULL);
flushAllDataAndResetRDB(flags);
addReply(c,shared.ok);
if (server.rdb_child_pid != -1) killRDBChild();
if (server.saveparamslen > 0) {
/* Normally rdbSave() will reset dirty, but we don't want this here
* as otherwise FLUSHALL will not be replicated nor put into the AOF. */
int saved_dirty = server.dirty;
rdbSaveInfo rsi, *rsiptr;
rsiptr = rdbPopulateSaveInfo(&rsi);
rdbSave(server.rdb_filename,rsiptr);
server.dirty = saved_dirty;
}
server.dirty++;
#if defined(USE_JEMALLOC)
/* jemalloc 5 doesn't release pages back to the OS when there's no traffic.
* for large databases, flushdb blocks for long anyway, so a bit more won't
* harm and this way the flush and purge will be synchroneus. */
if (!(flags & EMPTYDB_ASYNC))
jemalloc_purge();
#endif
}
/* This command implements DEL and LAZYDEL. */