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Fix for bug #128 about the RENAME command.
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parent
02a3e58258
commit
4ab18a3331
9
src/db.c
9
src/db.c
@ -328,6 +328,7 @@ void shutdownCommand(redisClient *c) {
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void renameGenericCommand(redisClient *c, int nx) {
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robj *o;
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time_t expire;
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/* To use the same key as src and dst is probably an error */
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if (sdscmp(c->argv[1]->ptr,c->argv[2]->ptr) == 0) {
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@ -339,16 +340,18 @@ void renameGenericCommand(redisClient *c, int nx) {
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return;
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incrRefCount(o);
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expire = getExpire(c->db,c->argv[1]);
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if (lookupKeyWrite(c->db,c->argv[2]) != NULL) {
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if (nx) {
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decrRefCount(o);
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addReply(c,shared.czero);
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return;
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}
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dbOverwrite(c->db,c->argv[2],o);
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} else {
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dbAdd(c->db,c->argv[2],o);
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/* Overwrite: delete the old key before creating the new one with the same name. */
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dbDelete(c->db,c->argv[2]);
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}
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dbAdd(c->db,c->argv[2],o);
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if (expire != -1) setExpire(c->db,c->argv[2],expire);
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dbDelete(c->db,c->argv[1]);
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signalModifiedKey(c->db,c->argv[1]);
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signalModifiedKey(c->db,c->argv[2]);
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