mirror of
https://codeberg.org/redict/redict.git
synced 2025-01-22 08:08:53 -05:00
in-memory specialized object encoding (for now 32 signed integers only)
This commit is contained in:
antirez
parent
557a74e563
commit
942a39618b
2
Makefile
2
Makefile
@ -3,7 +3,7 @@
|
||||
# This file is released under the BSD license, see the COPYING file
|
||||
|
||||
DEBUG?= -g -rdynamic -ggdb
|
||||
CFLAGS?= -std=c99 -pedantic -O2 -Wall -W
|
||||
CFLAGS?= -std=c99 -O2 -pedantic -Wall -W
|
||||
CCOPT= $(CFLAGS)
|
||||
|
||||
OBJ = adlist.o ae.o anet.o dict.o redis.o sds.o zmalloc.o lzf_c.o lzf_d.o pqsort.o
|
||||
|
||||
314
redis.c
314
redis.c
@ -104,6 +104,10 @@
|
||||
#define REDIS_SET 2
|
||||
#define REDIS_HASH 3
|
||||
|
||||
/* Objects encoding */
|
||||
#define REDIS_ENCODING_RAW 0 /* Raw representation */
|
||||
#define REDIS_ENCODING_INT 1 /* Encoded as integer */
|
||||
|
||||
/* Object types only used for dumping to disk */
|
||||
#define REDIS_EXPIRETIME 253
|
||||
#define REDIS_SELECTDB 254
|
||||
@ -183,7 +187,9 @@
|
||||
/* A redis object, that is a type able to hold a string / list / set */
|
||||
typedef struct redisObject {
|
||||
void *ptr;
|
||||
int type;
|
||||
unsigned char type;
|
||||
unsigned char encoding;
|
||||
unsigned char notused[2];
|
||||
int refcount;
|
||||
} robj;
|
||||
|
||||
@ -323,6 +329,8 @@ static robj *createStringObject(char *ptr, size_t len);
|
||||
static void replicationFeedSlaves(list *slaves, struct redisCommand *cmd, int dictid, robj **argv, int argc);
|
||||
static int syncWithMaster(void);
|
||||
static robj *tryObjectSharing(robj *o);
|
||||
static int tryObjectEncoding(robj *o);
|
||||
static robj *getDecodedObject(const robj *o);
|
||||
static int removeExpire(redisDb *db, robj *key);
|
||||
static int expireIfNeeded(redisDb *db, robj *key);
|
||||
static int deleteIfVolatile(redisDb *db, robj *key);
|
||||
@ -634,32 +642,68 @@ static void dictRedisObjectDestructor(void *privdata, void *val)
|
||||
decrRefCount(val);
|
||||
}
|
||||
|
||||
static int dictSdsKeyCompare(void *privdata, const void *key1,
|
||||
static int dictObjKeyCompare(void *privdata, const void *key1,
|
||||
const void *key2)
|
||||
{
|
||||
const robj *o1 = key1, *o2 = key2;
|
||||
return sdsDictKeyCompare(privdata,o1->ptr,o2->ptr);
|
||||
}
|
||||
|
||||
static unsigned int dictSdsHash(const void *key) {
|
||||
static unsigned int dictObjHash(const void *key) {
|
||||
const robj *o = key;
|
||||
return dictGenHashFunction(o->ptr, sdslen((sds)o->ptr));
|
||||
}
|
||||
|
||||
static int dictEncObjKeyCompare(void *privdata, const void *key1,
|
||||
const void *key2)
|
||||
{
|
||||
const robj *o1 = key1, *o2 = key2;
|
||||
|
||||
if (o1->encoding == REDIS_ENCODING_RAW &&
|
||||
o2->encoding == REDIS_ENCODING_RAW)
|
||||
return sdsDictKeyCompare(privdata,o1->ptr,o2->ptr);
|
||||
else {
|
||||
robj *dec1, *dec2;
|
||||
int cmp;
|
||||
|
||||
dec1 = o1->encoding != REDIS_ENCODING_RAW ?
|
||||
getDecodedObject(o1) : (robj*)o1;
|
||||
dec2 = o2->encoding != REDIS_ENCODING_RAW ?
|
||||
getDecodedObject(o2) : (robj*)o2;
|
||||
cmp = sdsDictKeyCompare(privdata,dec1->ptr,dec2->ptr);
|
||||
if (dec1 != o1) decrRefCount(dec1);
|
||||
if (dec2 != o2) decrRefCount(dec2);
|
||||
return cmp;
|
||||
}
|
||||
}
|
||||
|
||||
static unsigned int dictEncObjHash(const void *key) {
|
||||
const robj *o = key;
|
||||
|
||||
if (o->encoding == REDIS_ENCODING_RAW)
|
||||
return dictGenHashFunction(o->ptr, sdslen((sds)o->ptr));
|
||||
else {
|
||||
robj *dec = getDecodedObject(o);
|
||||
unsigned int hash = dictGenHashFunction(dec->ptr, sdslen((sds)dec->ptr));
|
||||
decrRefCount(dec);
|
||||
return hash;
|
||||
}
|
||||
}
|
||||
|
||||
static dictType setDictType = {
|
||||
dictSdsHash, /* hash function */
|
||||
dictEncObjHash, /* hash function */
|
||||
NULL, /* key dup */
|
||||
NULL, /* val dup */
|
||||
dictSdsKeyCompare, /* key compare */
|
||||
dictEncObjKeyCompare, /* key compare */
|
||||
dictRedisObjectDestructor, /* key destructor */
|
||||
NULL /* val destructor */
|
||||
};
|
||||
|
||||
static dictType hashDictType = {
|
||||
dictSdsHash, /* hash function */
|
||||
dictObjHash, /* hash function */
|
||||
NULL, /* key dup */
|
||||
NULL, /* val dup */
|
||||
dictSdsKeyCompare, /* key compare */
|
||||
dictObjKeyCompare, /* key compare */
|
||||
dictRedisObjectDestructor, /* key destructor */
|
||||
dictRedisObjectDestructor /* val destructor */
|
||||
};
|
||||
@ -1319,6 +1363,10 @@ static int processCommand(redisClient *c) {
|
||||
for(j = 1; j < c->argc; j++)
|
||||
c->argv[j] = tryObjectSharing(c->argv[j]);
|
||||
}
|
||||
/* Let's try to encode the bulk object to save space. */
|
||||
if (cmd->flags & REDIS_CMD_BULK)
|
||||
tryObjectEncoding(c->argv[c->argc-1]);
|
||||
|
||||
/* Check if the user is authenticated */
|
||||
if (server.requirepass && !c->authenticated && cmd->proc != authCommand) {
|
||||
addReplySds(c,sdsnew("-ERR operation not permitted\r\n"));
|
||||
@ -1560,8 +1608,12 @@ static void addReply(redisClient *c, robj *obj) {
|
||||
c->replstate == REDIS_REPL_ONLINE) &&
|
||||
aeCreateFileEvent(server.el, c->fd, AE_WRITABLE,
|
||||
sendReplyToClient, c, NULL) == AE_ERR) return;
|
||||
if (obj->encoding != REDIS_ENCODING_RAW) {
|
||||
obj = getDecodedObject(obj);
|
||||
} else {
|
||||
incrRefCount(obj);
|
||||
}
|
||||
if (!listAddNodeTail(c->reply,obj)) oom("listAddNodeTail");
|
||||
incrRefCount(obj);
|
||||
}
|
||||
|
||||
static void addReplySds(redisClient *c, sds s) {
|
||||
@ -1570,6 +1622,26 @@ static void addReplySds(redisClient *c, sds s) {
|
||||
decrRefCount(o);
|
||||
}
|
||||
|
||||
static void addReplyBulkLen(redisClient *c, robj *obj) {
|
||||
size_t len;
|
||||
|
||||
if (obj->encoding == REDIS_ENCODING_RAW) {
|
||||
len = sdslen(obj->ptr);
|
||||
} else {
|
||||
long n = (long)obj->ptr;
|
||||
|
||||
len = 1;
|
||||
if (n < 0) {
|
||||
len++;
|
||||
n = -n;
|
||||
}
|
||||
while((n = n/10) != 0) {
|
||||
len++;
|
||||
}
|
||||
}
|
||||
addReplySds(c,sdscatprintf(sdsempty(),"$%d\r\n",len));
|
||||
}
|
||||
|
||||
static void acceptHandler(aeEventLoop *el, int fd, void *privdata, int mask) {
|
||||
int cport, cfd;
|
||||
char cip[128];
|
||||
@ -1618,6 +1690,7 @@ static robj *createObject(int type, void *ptr) {
|
||||
}
|
||||
if (!o) oom("createObject");
|
||||
o->type = type;
|
||||
o->encoding = REDIS_ENCODING_RAW;
|
||||
o->ptr = ptr;
|
||||
o->refcount = 1;
|
||||
return o;
|
||||
@ -1642,7 +1715,9 @@ static robj *createSetObject(void) {
|
||||
}
|
||||
|
||||
static void freeStringObject(robj *o) {
|
||||
sdsfree(o->ptr);
|
||||
if (o->encoding == REDIS_ENCODING_RAW) {
|
||||
sdsfree(o->ptr);
|
||||
}
|
||||
}
|
||||
|
||||
static void freeListObject(robj *o) {
|
||||
@ -1686,6 +1761,36 @@ static void decrRefCount(void *obj) {
|
||||
}
|
||||
}
|
||||
|
||||
static robj *lookupKey(redisDb *db, robj *key) {
|
||||
dictEntry *de = dictFind(db->dict,key);
|
||||
return de ? dictGetEntryVal(de) : NULL;
|
||||
}
|
||||
|
||||
static robj *lookupKeyRead(redisDb *db, robj *key) {
|
||||
expireIfNeeded(db,key);
|
||||
return lookupKey(db,key);
|
||||
}
|
||||
|
||||
static robj *lookupKeyWrite(redisDb *db, robj *key) {
|
||||
deleteIfVolatile(db,key);
|
||||
return lookupKey(db,key);
|
||||
}
|
||||
|
||||
static int deleteKey(redisDb *db, robj *key) {
|
||||
int retval;
|
||||
|
||||
/* We need to protect key from destruction: after the first dictDelete()
|
||||
* it may happen that 'key' is no longer valid if we don't increment
|
||||
* it's count. This may happen when we get the object reference directly
|
||||
* from the hash table with dictRandomKey() or dict iterators */
|
||||
incrRefCount(key);
|
||||
if (dictSize(db->expires)) dictDelete(db->expires,key);
|
||||
retval = dictDelete(db->dict,key);
|
||||
decrRefCount(key);
|
||||
|
||||
return retval == DICT_OK;
|
||||
}
|
||||
|
||||
/* Try to share an object against the shared objects pool */
|
||||
static robj *tryObjectSharing(robj *o) {
|
||||
struct dictEntry *de;
|
||||
@ -1731,34 +1836,54 @@ static robj *tryObjectSharing(robj *o) {
|
||||
}
|
||||
}
|
||||
|
||||
static robj *lookupKey(redisDb *db, robj *key) {
|
||||
dictEntry *de = dictFind(db->dict,key);
|
||||
return de ? dictGetEntryVal(de) : NULL;
|
||||
/* Try to encode a string object in order to save space */
|
||||
static int tryObjectEncoding(robj *o) {
|
||||
long value;
|
||||
char *endptr, buf[32];
|
||||
sds s = o->ptr;
|
||||
|
||||
if (o->encoding != REDIS_ENCODING_RAW)
|
||||
return REDIS_ERR; /* Already encoded */
|
||||
|
||||
/* It's not save to encode shared objects: shared objects can be shared
|
||||
* everywhere in the "object space" of Redis. Encoded objects can only
|
||||
* appear as "values" (and not, for instance, as keys) */
|
||||
if (o->refcount > 1) return REDIS_ERR;
|
||||
|
||||
/* Currently we try to encode only strings */
|
||||
assert(o->type == REDIS_STRING);
|
||||
|
||||
/* Check if it's possible to encode this value as a long. We are assuming
|
||||
* that sizeof(long) = sizeof(void) in all the supported archs. */
|
||||
value = strtol(s, &endptr, 10);
|
||||
if (endptr[0] != '\0') return REDIS_ERR;
|
||||
snprintf(buf,32,"%ld",value);
|
||||
|
||||
/* If the number converted back into a string is not identical
|
||||
* then it's not possible to encode the string as integer */
|
||||
if (strlen(buf) != sdslen(s) || memcmp(buf,s,sdslen(s))) return REDIS_ERR;
|
||||
|
||||
/* Ok, this object can be encoded */
|
||||
o->encoding = REDIS_ENCODING_INT;
|
||||
sdsfree(o->ptr);
|
||||
o->ptr = (void*) value;
|
||||
return REDIS_OK;
|
||||
}
|
||||
|
||||
static robj *lookupKeyRead(redisDb *db, robj *key) {
|
||||
expireIfNeeded(db,key);
|
||||
return lookupKey(db,key);
|
||||
}
|
||||
/* Get a decoded version of an encoded object (returned as a new object) */
|
||||
static robj *getDecodedObject(const robj *o) {
|
||||
robj *dec;
|
||||
|
||||
assert(o->encoding != REDIS_ENCODING_RAW);
|
||||
if (o->type == REDIS_STRING && o->encoding == REDIS_ENCODING_INT) {
|
||||
char buf[32];
|
||||
|
||||
static robj *lookupKeyWrite(redisDb *db, robj *key) {
|
||||
deleteIfVolatile(db,key);
|
||||
return lookupKey(db,key);
|
||||
}
|
||||
|
||||
static int deleteKey(redisDb *db, robj *key) {
|
||||
int retval;
|
||||
|
||||
/* We need to protect key from destruction: after the first dictDelete()
|
||||
* it may happen that 'key' is no longer valid if we don't increment
|
||||
* it's count. This may happen when we get the object reference directly
|
||||
* from the hash table with dictRandomKey() or dict iterators */
|
||||
incrRefCount(key);
|
||||
if (dictSize(db->expires)) dictDelete(db->expires,key);
|
||||
retval = dictDelete(db->dict,key);
|
||||
decrRefCount(key);
|
||||
|
||||
return retval == DICT_OK;
|
||||
snprintf(buf,32,"%ld",(long)o->ptr);
|
||||
dec = createStringObject(buf,strlen(buf));
|
||||
return dec;
|
||||
} else {
|
||||
assert(1 != 1);
|
||||
}
|
||||
}
|
||||
|
||||
/*============================ DB saving/loading ============================ */
|
||||
@ -1865,10 +1990,12 @@ writeerr:
|
||||
|
||||
/* Save a string objet as [len][data] on disk. If the object is a string
|
||||
* representation of an integer value we try to safe it in a special form */
|
||||
static int rdbSaveStringObject(FILE *fp, robj *obj) {
|
||||
size_t len = sdslen(obj->ptr);
|
||||
static int rdbSaveStringObjectRaw(FILE *fp, robj *obj) {
|
||||
size_t len;
|
||||
int enclen;
|
||||
|
||||
len = sdslen(obj->ptr);
|
||||
|
||||
/* Try integer encoding */
|
||||
if (len <= 11) {
|
||||
unsigned char buf[5];
|
||||
@ -1880,7 +2007,7 @@ static int rdbSaveStringObject(FILE *fp, robj *obj) {
|
||||
|
||||
/* Try LZF compression - under 20 bytes it's unable to compress even
|
||||
* aaaaaaaaaaaaaaaaaa so skip it */
|
||||
if (1 && len > 20) {
|
||||
if (len > 20) {
|
||||
int retval;
|
||||
|
||||
retval = rdbSaveLzfStringObject(fp,obj);
|
||||
@ -1895,6 +2022,21 @@ static int rdbSaveStringObject(FILE *fp, robj *obj) {
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* Like rdbSaveStringObjectRaw() but handle encoded objects */
|
||||
static int rdbSaveStringObject(FILE *fp, robj *obj) {
|
||||
int retval;
|
||||
robj *dec;
|
||||
|
||||
if (obj->encoding != REDIS_ENCODING_RAW) {
|
||||
dec = getDecodedObject(obj);
|
||||
retval = rdbSaveStringObjectRaw(fp,dec);
|
||||
decrRefCount(dec);
|
||||
return retval;
|
||||
} else {
|
||||
return rdbSaveStringObjectRaw(fp,obj);
|
||||
}
|
||||
}
|
||||
|
||||
/* Save the DB on disk. Return REDIS_ERR on error, REDIS_OK on success */
|
||||
static int rdbSave(char *filename) {
|
||||
dictIterator *di = NULL;
|
||||
@ -2212,6 +2354,7 @@ static int rdbLoad(char *filename) {
|
||||
if (type == REDIS_STRING) {
|
||||
/* Read string value */
|
||||
if ((o = rdbLoadStringObject(fp,rdbver)) == NULL) goto eoferr;
|
||||
tryObjectEncoding(o);
|
||||
} else if (type == REDIS_LIST || type == REDIS_SET) {
|
||||
/* Read list/set value */
|
||||
uint32_t listlen;
|
||||
@ -2224,6 +2367,7 @@ static int rdbLoad(char *filename) {
|
||||
robj *ele;
|
||||
|
||||
if ((ele = rdbLoadStringObject(fp,rdbver)) == NULL) goto eoferr;
|
||||
tryObjectEncoding(ele);
|
||||
if (type == REDIS_LIST) {
|
||||
if (!listAddNodeTail((list*)o->ptr,ele))
|
||||
oom("listAddNodeTail");
|
||||
@ -2277,8 +2421,7 @@ static void pingCommand(redisClient *c) {
|
||||
}
|
||||
|
||||
static void echoCommand(redisClient *c) {
|
||||
addReplySds(c,sdscatprintf(sdsempty(),"$%d\r\n",
|
||||
(int)sdslen(c->argv[1]->ptr)));
|
||||
addReplyBulkLen(c,c->argv[1]);
|
||||
addReply(c,c->argv[1]);
|
||||
addReply(c,shared.crlf);
|
||||
}
|
||||
@ -2323,7 +2466,7 @@ static void getCommand(redisClient *c) {
|
||||
if (o->type != REDIS_STRING) {
|
||||
addReply(c,shared.wrongtypeerr);
|
||||
} else {
|
||||
addReplySds(c,sdscatprintf(sdsempty(),"$%d\r\n",(int)sdslen(o->ptr)));
|
||||
addReplyBulkLen(c,o);
|
||||
addReply(c,o);
|
||||
addReply(c,shared.crlf);
|
||||
}
|
||||
@ -2354,7 +2497,7 @@ static void mgetCommand(redisClient *c) {
|
||||
if (o->type != REDIS_STRING) {
|
||||
addReply(c,shared.nullbulk);
|
||||
} else {
|
||||
addReplySds(c,sdscatprintf(sdsempty(),"$%d\r\n",(int)sdslen(o->ptr)));
|
||||
addReplyBulkLen(c,o);
|
||||
addReply(c,o);
|
||||
addReply(c,shared.crlf);
|
||||
}
|
||||
@ -2376,12 +2519,18 @@ static void incrDecrCommand(redisClient *c, long long incr) {
|
||||
} else {
|
||||
char *eptr;
|
||||
|
||||
value = strtoll(o->ptr, &eptr, 10);
|
||||
if (o->encoding == REDIS_ENCODING_RAW)
|
||||
value = strtoll(o->ptr, &eptr, 10);
|
||||
else if (o->encoding == REDIS_ENCODING_INT)
|
||||
value = (long)o->ptr;
|
||||
else
|
||||
assert(1 != 1);
|
||||
}
|
||||
}
|
||||
|
||||
value += incr;
|
||||
o = createObject(REDIS_STRING,sdscatprintf(sdsempty(),"%lld",value));
|
||||
tryObjectEncoding(o);
|
||||
retval = dictAdd(c->db->dict,c->argv[1],o);
|
||||
if (retval == DICT_ERR) {
|
||||
dictReplace(c->db->dict,c->argv[1],o);
|
||||
@ -2742,7 +2891,7 @@ static void lindexCommand(redisClient *c) {
|
||||
addReply(c,shared.nullbulk);
|
||||
} else {
|
||||
robj *ele = listNodeValue(ln);
|
||||
addReplySds(c,sdscatprintf(sdsempty(),"$%d\r\n",(int)sdslen(ele->ptr)));
|
||||
addReplyBulkLen(c,ele);
|
||||
addReply(c,ele);
|
||||
addReply(c,shared.crlf);
|
||||
}
|
||||
@ -2802,7 +2951,7 @@ static void popGenericCommand(redisClient *c, int where) {
|
||||
addReply(c,shared.nullbulk);
|
||||
} else {
|
||||
robj *ele = listNodeValue(ln);
|
||||
addReplySds(c,sdscatprintf(sdsempty(),"$%d\r\n",(int)sdslen(ele->ptr)));
|
||||
addReplyBulkLen(c,ele);
|
||||
addReply(c,ele);
|
||||
addReply(c,shared.crlf);
|
||||
listDelNode(list,ln);
|
||||
@ -2858,7 +3007,7 @@ static void lrangeCommand(redisClient *c) {
|
||||
addReplySds(c,sdscatprintf(sdsempty(),"*%d\r\n",rangelen));
|
||||
for (j = 0; j < rangelen; j++) {
|
||||
ele = listNodeValue(ln);
|
||||
addReplySds(c,sdscatprintf(sdsempty(),"$%d\r\n",(int)sdslen(ele->ptr)));
|
||||
addReplyBulkLen(c,ele);
|
||||
addReply(c,ele);
|
||||
addReply(c,shared.crlf);
|
||||
ln = ln->next;
|
||||
@ -3090,7 +3239,7 @@ static void spopCommand(redisClient *c) {
|
||||
} else {
|
||||
robj *ele = dictGetEntryKey(de);
|
||||
|
||||
addReplySds(c,sdscatprintf(sdsempty(),"$%d\r\n",sdslen(ele->ptr)));
|
||||
addReplyBulkLen(c,ele);
|
||||
addReply(c,ele);
|
||||
addReply(c,shared.crlf);
|
||||
dictDelete(set->ptr,ele);
|
||||
@ -3171,7 +3320,7 @@ static void sinterGenericCommand(redisClient *c, robj **setskeys, int setsnum, r
|
||||
continue; /* at least one set does not contain the member */
|
||||
ele = dictGetEntryKey(de);
|
||||
if (!dstkey) {
|
||||
addReplySds(c,sdscatprintf(sdsempty(),"$%d\r\n",sdslen(ele->ptr)));
|
||||
addReplyBulkLen(c,ele);
|
||||
addReply(c,ele);
|
||||
addReply(c,shared.crlf);
|
||||
cardinality++;
|
||||
@ -3280,8 +3429,7 @@ static void sunionDiffGenericCommand(redisClient *c, robj **setskeys, int setsnu
|
||||
robj *ele;
|
||||
|
||||
ele = dictGetEntryKey(de);
|
||||
addReplySds(c,sdscatprintf(sdsempty(),
|
||||
"$%d\r\n",sdslen(ele->ptr)));
|
||||
addReplyBulkLen(c,ele);
|
||||
addReply(c,ele);
|
||||
addReply(c,shared.crlf);
|
||||
}
|
||||
@ -3357,6 +3505,12 @@ static robj *lookupKeyByPattern(redisDb *db, robj *pattern, robj *subst) {
|
||||
char buf[REDIS_SORTKEY_MAX+1];
|
||||
} keyname;
|
||||
|
||||
if (subst->encoding == REDIS_ENCODING_RAW)
|
||||
incrRefCount(subst);
|
||||
else {
|
||||
subst = getDecodedObject(subst);
|
||||
}
|
||||
|
||||
spat = pattern->ptr;
|
||||
ssub = subst->ptr;
|
||||
if (sdslen(spat)+sdslen(ssub)-1 > REDIS_SORTKEY_MAX) return NULL;
|
||||
@ -3376,6 +3530,8 @@ static robj *lookupKeyByPattern(redisDb *db, robj *pattern, robj *subst) {
|
||||
keyobj.type = REDIS_STRING;
|
||||
keyobj.ptr = ((char*)&keyname)+(sizeof(long)*2);
|
||||
|
||||
decrRefCount(subst);
|
||||
|
||||
/* printf("lookup '%s' => %p\n", keyname.buf,de); */
|
||||
return lookupKeyRead(db,&keyobj);
|
||||
}
|
||||
@ -3413,7 +3569,20 @@ static int sortCompare(const void *s1, const void *s2) {
|
||||
}
|
||||
} else {
|
||||
/* Compare elements directly */
|
||||
cmp = strcoll(so1->obj->ptr,so2->obj->ptr);
|
||||
if (so1->obj->encoding == REDIS_ENCODING_RAW &&
|
||||
so2->obj->encoding == REDIS_ENCODING_RAW) {
|
||||
cmp = strcoll(so1->obj->ptr,so2->obj->ptr);
|
||||
} else {
|
||||
robj *dec1, *dec2;
|
||||
|
||||
dec1 = so1->obj->encoding == REDIS_ENCODING_RAW ?
|
||||
so1->obj : getDecodedObject(so1->obj);
|
||||
dec2 = so2->obj->encoding == REDIS_ENCODING_RAW ?
|
||||
so2->obj : getDecodedObject(so2->obj);
|
||||
cmp = strcoll(dec1->ptr,dec2->ptr);
|
||||
if (dec1 != so1->obj) decrRefCount(dec1);
|
||||
if (dec2 != so2->obj) decrRefCount(dec2);
|
||||
}
|
||||
}
|
||||
}
|
||||
return server.sort_desc ? -cmp : cmp;
|
||||
@ -3543,13 +3712,33 @@ static void sortCommand(redisClient *c) {
|
||||
byval = lookupKeyByPattern(c->db,sortby,vector[j].obj);
|
||||
if (!byval || byval->type != REDIS_STRING) continue;
|
||||
if (alpha) {
|
||||
vector[j].u.cmpobj = byval;
|
||||
incrRefCount(byval);
|
||||
if (byval->encoding == REDIS_ENCODING_RAW) {
|
||||
vector[j].u.cmpobj = byval;
|
||||
incrRefCount(byval);
|
||||
} else {
|
||||
vector[j].u.cmpobj = getDecodedObject(byval);
|
||||
}
|
||||
} else {
|
||||
vector[j].u.score = strtod(byval->ptr,NULL);
|
||||
if (byval->encoding == REDIS_ENCODING_RAW) {
|
||||
vector[j].u.score = strtod(byval->ptr,NULL);
|
||||
} else {
|
||||
if (byval->encoding == REDIS_ENCODING_INT)
|
||||
vector[j].u.score = (long)byval->ptr;
|
||||
else
|
||||
assert(1 != 1);
|
||||
}
|
||||
}
|
||||
} else {
|
||||
if (!alpha) vector[j].u.score = strtod(vector[j].obj->ptr,NULL);
|
||||
if (!alpha) {
|
||||
if (vector[j].obj->encoding == REDIS_ENCODING_RAW)
|
||||
vector[j].u.score = strtod(vector[j].obj->ptr,NULL);
|
||||
else {
|
||||
if (vector[j].obj->encoding == REDIS_ENCODING_INT)
|
||||
vector[j].u.score = (long) vector[j].obj->ptr;
|
||||
else
|
||||
assert(1 != 1);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
@ -3581,8 +3770,7 @@ static void sortCommand(redisClient *c) {
|
||||
for (j = start; j <= end; j++) {
|
||||
listNode *ln;
|
||||
if (!getop) {
|
||||
addReplySds(c,sdscatprintf(sdsempty(),"$%d\r\n",
|
||||
sdslen(vector[j].obj->ptr)));
|
||||
addReplyBulkLen(c,vector[j].obj);
|
||||
addReply(c,vector[j].obj);
|
||||
addReply(c,shared.crlf);
|
||||
}
|
||||
@ -3596,8 +3784,7 @@ static void sortCommand(redisClient *c) {
|
||||
if (!val || val->type != REDIS_STRING) {
|
||||
addReply(c,shared.nullbulk);
|
||||
} else {
|
||||
addReplySds(c,sdscatprintf(sdsempty(),"$%d\r\n",
|
||||
sdslen(val->ptr)));
|
||||
addReplyBulkLen(c,val);
|
||||
addReply(c,val);
|
||||
addReply(c,shared.crlf);
|
||||
}
|
||||
@ -4178,8 +4365,8 @@ static void debugCommand(redisClient *c) {
|
||||
key = dictGetEntryKey(de);
|
||||
val = dictGetEntryVal(de);
|
||||
addReplySds(c,sdscatprintf(sdsempty(),
|
||||
"+Key at:%p refcount:%d, value at:%p refcount:%d\r\n",
|
||||
key, key->refcount, val, val->refcount));
|
||||
"+Key at:%p refcount:%d, value at:%p refcount:%d encoding:%d\r\n",
|
||||
key, key->refcount, val, val->refcount, val->encoding));
|
||||
} else {
|
||||
addReplySds(c,sdsnew(
|
||||
"-ERR Syntax error, try DEBUG [SEGFAULT|OBJECT <key>]\r\n"));
|
||||
@ -4188,6 +4375,9 @@ static void debugCommand(redisClient *c) {
|
||||
|
||||
#ifdef HAVE_BACKTRACE
|
||||
static struct redisFunctionSym symsTable[] = {
|
||||
{"dictEncObjKeyCompare", (unsigned long)dictEncObjKeyCompare},
|
||||
{"dictEncObjHash", (unsigned long)dictEncObjHash},
|
||||
{"incrDecrCommand", (unsigned long)incrDecrCommand},
|
||||
{"freeStringObject", (unsigned long)freeStringObject},
|
||||
{"freeListObject", (unsigned long)freeListObject},
|
||||
{"freeSetObject", (unsigned long)freeSetObject},
|
||||
@ -4195,6 +4385,8 @@ static struct redisFunctionSym symsTable[] = {
|
||||
{"createObject", (unsigned long)createObject},
|
||||
{"freeClient", (unsigned long)freeClient},
|
||||
{"rdbLoad", (unsigned long)rdbLoad},
|
||||
{"rdbSaveStringObject", (unsigned long)rdbSaveStringObject},
|
||||
{"rdbSaveStringObjectRaw", (unsigned long)rdbSaveStringObjectRaw},
|
||||
{"addReply", (unsigned long)addReply},
|
||||
{"addReplySds", (unsigned long)addReplySds},
|
||||
{"incrRefCount", (unsigned long)incrRefCount},
|
||||
@ -4203,6 +4395,8 @@ static struct redisFunctionSym symsTable[] = {
|
||||
{"replicationFeedSlaves", (unsigned long)replicationFeedSlaves},
|
||||
{"syncWithMaster", (unsigned long)syncWithMaster},
|
||||
{"tryObjectSharing", (unsigned long)tryObjectSharing},
|
||||
{"tryObjectEncoding", (unsigned long)tryObjectEncoding},
|
||||
{"getDecodedObject", (unsigned long)getDecodedObject},
|
||||
{"removeExpire", (unsigned long)removeExpire},
|
||||
{"expireIfNeeded", (unsigned long)expireIfNeeded},
|
||||
{"deleteIfVolatile", (unsigned long)deleteIfVolatile},
|
||||
|
||||
Loading…
Reference in New Issue
Block a user