prevent (more) commands from Lua scripts

[redis.git] / src / sort.c

diff --git a/src/sort.c b/src/sort.c
index a44a6d63ba891ca21ea32c2fe881c58b62750dd1..f70810b9baeeef1a66eb4b6500c0f5d25c8e2e17 100644 (file)
--- a/src/sort.c
+++ b/src/sort.c
@@ -199,6 +199,9 @@ void sortCommand(redisClient *c) {
         j++;
     }
 
+    /* Destructively convert encoded sorted sets for SORT. */
+    if (sortval->type == REDIS_ZSET) zsetConvert(sortval, REDIS_ENCODING_SKIPLIST);
+
     /* Load the sorting vector with all the objects to sort */
     switch(sortval->type) {
     case REDIS_LIST: vectorlen = listTypeLength(sortval); break;
@@ -235,7 +238,7 @@ void sortCommand(redisClient *c) {
         dictEntry *setele;
         di = dictGetIterator(set);
         while((setele = dictNext(di)) != NULL) {
-            vector[j].obj = dictGetEntryKey(setele);
+            vector[j].obj = dictGetKey(setele);
             vector[j].u.score = 0;
             vector[j].u.cmpobj = NULL;
             j++;
@@ -244,7 +247,7 @@ void sortCommand(redisClient *c) {
     } else {
         redisPanic("Unknown type");
     }
-    redisAssert(j == vectorlen);
+    redisAssertWithInfo(c,sortval,j == vectorlen);
 
     /* Now it's time to load the right scores in the sorting vector */
     if (dontsort == 0) {
@@ -270,7 +273,7 @@ void sortCommand(redisClient *c) {
                      * far. We can just cast it */
                     vector[j].u.score = (long)byval->ptr;
                 } else {
-                    redisAssert(1 != 1);
+                    redisAssertWithInfo(c,sortval,1 != 1);
                 }
             }
 
@@ -327,7 +330,8 @@ void sortCommand(redisClient *c) {
                         decrRefCount(val);
                     }
                 } else {
-                    redisAssert(sop->type == REDIS_SORT_GET); /* always fails */
+                    /* Always fails */
+                    redisAssertWithInfo(c,sortval,sop->type == REDIS_SORT_GET);
                 }
             }
         }
@@ -357,18 +361,18 @@ void sortCommand(redisClient *c) {
                         listTypePush(sobj,val,REDIS_TAIL);
                         decrRefCount(val);
                     } else {
-                        /* always fails */
-                        redisAssert(sop->type == REDIS_SORT_GET);
+                        /* Always fails */
+                        redisAssertWithInfo(c,sortval,sop->type == REDIS_SORT_GET);
                     }
                 }
             }
         }
-        dbReplace(c->db,storekey,sobj);
+        setKey(c->db,storekey,sobj);
+        decrRefCount(sobj);
         /* Note: we add 1 because the DB is dirty anyway since even if the
          * SORT result is empty a new key is set and maybe the old content
          * replaced. */
         server.dirty += 1+outputlen;
-        touchWatchedKey(c->db,storekey);
         addReplyLongLong(c,outputlen);
     }