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Fix for DEBUG DIGEST

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This commit is contained in:
antirez
2010-05-20 16:50:40 +02:00
parent 8513a757ab
commit cbae1d34f6
2 changed files with 16 additions and 8 deletions
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20
redis.c
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@ -27,7 +27,7 @@
* POSSIBILITY OF SUCH DAMAGE.
*/
#define REDIS_VERSION "1.3.12"
#define REDIS_VERSION "1.3.13"
#include "fmacros.h"
#include "config.h"
@ -10432,18 +10432,23 @@ static void computeDatasetDigest(unsigned char *final) {
/* Iterate this DB writing every entry */
while((de = dictNext(di)) != NULL) {
robj *key, *o;
robj *key, *o, *kcopy;
time_t expiretime;
memset(digest,0,20); /* This key-val digest */
key = dictGetEntryKey(de);
mixObjectDigest(digest,key);
if (!server.vm_enabled || key->storage == REDIS_VM_MEMORY ||
key->storage == REDIS_VM_SWAPPING) {
if (!server.vm_enabled) {
mixObjectDigest(digest,key);
o = dictGetEntryVal(de);
incrRefCount(o);
} else {
o = vmPreviewObject(key);
/* Don't work with the key directly as when VM is active
* this is unsafe: TODO: fix decrRefCount to check if the
* count really reached 0 to avoid this mess */
kcopy = dupStringObject(key);
mixObjectDigest(digest,kcopy);
o = lookupKeyRead(db,kcopy);
decrRefCount(kcopy);
}
aux = htonl(o->type);
mixDigest(digest,&aux,sizeof(aux));
@ -10512,7 +10517,6 @@ static void computeDatasetDigest(unsigned char *final) {
} else {
redisPanic("Unknown object type");
}
decrRefCount(o);
/* If the key has an expire, add it to the mix */
if (expiretime != -1) xorDigest(digest,"!!expire!!",10);
/* We can finally xor the key-val digest to the final digest */