/*
- * Copyright (c) 200
6-2009, Salvatore Sanfilippo <antirez at gmail dot com>
+ * Copyright (c) 200
9-2010, Salvatore Sanfilippo <antirez at gmail dot com>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* POSSIBILITY OF SUCH DAMAGE.
*/
-#define REDIS_VERSION "1.3.3"
+#define REDIS_VERSION "1.3.4"
#include "fmacros.h"
#include "config.h"
redisCommandProc *proc;
int arity;
int flags;
+ /* What keys should be loaded in background when calling this command? */
+ int vm_firstkey; /* The first argument that's a key (0 = no keys) */
+ int vm_lastkey; /* THe last argument that's a key */
+ int vm_keystep; /* The step between first and last key */
};
struct redisFunctionSym {
static void zremrangebyscoreCommand(redisClient *c);
static void multiCommand(redisClient *c);
static void execCommand(redisClient *c);
+static void discardCommand(redisClient *c);
static void blpopCommand(redisClient *c);
static void brpopCommand(redisClient *c);
static void appendCommand(redisClient *c);
/* Global vars */
static struct redisServer server; /* server global state */
static struct redisCommand cmdTable[] = {
- {"get",getCommand,2,REDIS_CMD_INLINE},
- {"set",setCommand,3,REDIS_CMD_BULK|REDIS_CMD_DENYOOM},
- {"setnx",setnxCommand,3,REDIS_CMD_BULK|REDIS_CMD_DENYOOM},
- {"append",appendCommand,3,REDIS_CMD_BULK|REDIS_CMD_DENYOOM},
- {"del",delCommand,-2,REDIS_CMD_INLINE},
- {"exists",existsCommand,2,REDIS_CMD_INLINE},
- {"incr",incrCommand,2,REDIS_CMD_INLINE|REDIS_CMD_DENYOOM},
- {"decr",decrCommand,2,REDIS_CMD_INLINE|REDIS_CMD_DENYOOM},
- {"mget",mgetCommand,-2,REDIS_CMD_INLINE},
- {"rpush",rpushCommand,3,REDIS_CMD_BULK|REDIS_CMD_DENYOOM},
- {"lpush",lpushCommand,3,REDIS_CMD_BULK|REDIS_CMD_DENYOOM},
- {"rpop",rpopCommand,2,REDIS_CMD_INLINE},
- {"lpop",lpopCommand,2,REDIS_CMD_INLINE},
- {"brpop",brpopCommand,-3,REDIS_CMD_INLINE},
- {"blpop",blpopCommand,-3,REDIS_CMD_INLINE},
- {"llen",llenCommand,2,REDIS_CMD_INLINE},
- {"lindex",lindexCommand,3,REDIS_CMD_INLINE},
- {"lset",lsetCommand,4,REDIS_CMD_BULK|REDIS_CMD_DENYOOM},
- {"lrange",lrangeCommand,4,REDIS_CMD_INLINE},
- {"ltrim",ltrimCommand,4,REDIS_CMD_INLINE},
- {"lrem",lremCommand,4,REDIS_CMD_BULK},
- {"rpoplpush",rpoplpushcommand,3,REDIS_CMD_INLINE|REDIS_CMD_DENYOOM},
- {"sadd",saddCommand,3,REDIS_CMD_BULK|REDIS_CMD_DENYOOM},
- {"srem",sremCommand,3,REDIS_CMD_BULK},
- {"smove",smoveCommand,4,REDIS_CMD_BULK},
- {"sismember",sismemberCommand,3,REDIS_CMD_BULK},
- {"scard",scardCommand,2,REDIS_CMD_INLINE},
- {"spop",spopCommand,2,REDIS_CMD_INLINE},
- {"srandmember",srandmemberCommand,2,REDIS_CMD_INLINE},
- {"sinter",sinterCommand,-2,REDIS_CMD_INLINE|REDIS_CMD_DENYOOM},
- {"sinterstore",sinterstoreCommand,-3,REDIS_CMD_INLINE|REDIS_CMD_DENYOOM},
- {"sunion",sunionCommand,-2,REDIS_CMD_INLINE|REDIS_CMD_DENYOOM},
- {"sunionstore",sunionstoreCommand,-3,REDIS_CMD_INLINE|REDIS_CMD_DENYOOM},
- {"sdiff",sdiffCommand,-2,REDIS_CMD_INLINE|REDIS_CMD_DENYOOM},
- {"sdiffstore",sdiffstoreCommand,-3,REDIS_CMD_INLINE|REDIS_CMD_DENYOOM},
- {"smembers",sinterCommand,2,REDIS_CMD_INLINE},
- {"zadd",zaddCommand,4,REDIS_CMD_BULK|REDIS_CMD_DENYOOM},
- {"zincrby",zincrbyCommand,4,REDIS_CMD_BULK|REDIS_CMD_DENYOOM},
- {"zrem",zremCommand,3,REDIS_CMD_BULK},
- {"zremrangebyscore",zremrangebyscoreCommand,4,REDIS_CMD_INLINE},
- {"zrange",zrangeCommand,-4,REDIS_CMD_INLINE},
- {"zrangebyscore",zrangebyscoreCommand,-4,REDIS_CMD_INLINE},
- {"zcount",zcountCommand,4,REDIS_CMD_INLINE},
- {"zrevrange",zrevrangeCommand,-4,REDIS_CMD_INLINE},
- {"zcard",zcardCommand,2,REDIS_CMD_INLINE},
- {"zscore",zscoreCommand,3,REDIS_CMD_BULK|REDIS_CMD_DENYOOM},
- {"incrby",incrbyCommand,3,REDIS_CMD_INLINE|REDIS_CMD_DENYOOM},
- {"decrby",decrbyCommand,3,REDIS_CMD_INLINE|REDIS_CMD_DENYOOM},
- {"getset",getsetCommand,3,REDIS_CMD_BULK|REDIS_CMD_DENYOOM},
- {"mset",msetCommand,-3,REDIS_CMD_BULK|REDIS_CMD_DENYOOM},
- {"msetnx",msetnxCommand,-3,REDIS_CMD_BULK|REDIS_CMD_DENYOOM},
- {"randomkey",randomkeyCommand,1,REDIS_CMD_INLINE},
- {"select",selectCommand,2,REDIS_CMD_INLINE},
- {"move",moveCommand,3,REDIS_CMD_INLINE},
- {"rename",renameCommand,3,REDIS_CMD_INLINE},
- {"renamenx",renamenxCommand,3,REDIS_CMD_INLINE},
- {"expire",expireCommand,3,REDIS_CMD_INLINE},
- {"expireat",expireatCommand,3,REDIS_CMD_INLINE},
- {"keys",keysCommand,2,REDIS_CMD_INLINE},
- {"dbsize",dbsizeCommand,1,REDIS_CMD_INLINE},
- {"auth",authCommand,2,REDIS_CMD_INLINE},
- {"ping",pingCommand,1,REDIS_CMD_INLINE},
- {"echo",echoCommand,2,REDIS_CMD_BULK},
- {"save",saveCommand,1,REDIS_CMD_INLINE},
- {"bgsave",bgsaveCommand,1,REDIS_CMD_INLINE},
- {"bgrewriteaof",bgrewriteaofCommand,1,REDIS_CMD_INLINE},
- {"shutdown",shutdownCommand,1,REDIS_CMD_INLINE},
- {"lastsave",lastsaveCommand,1,REDIS_CMD_INLINE},
- {"type",typeCommand,2,REDIS_CMD_INLINE},
- {"multi",multiCommand,1,REDIS_CMD_INLINE},
- {"exec",execCommand,1,REDIS_CMD_INLINE},
- {"sync",syncCommand,1,REDIS_CMD_INLINE},
- {"flushdb",flushdbCommand,1,REDIS_CMD_INLINE},
- {"flushall",flushallCommand,1,REDIS_CMD_INLINE},
- {"sort",sortCommand,-2,REDIS_CMD_INLINE|REDIS_CMD_DENYOOM},
- {"info",infoCommand,1,REDIS_CMD_INLINE},
- {"monitor",monitorCommand,1,REDIS_CMD_INLINE},
- {"ttl",ttlCommand,2,REDIS_CMD_INLINE},
- {"slaveof",slaveofCommand,3,REDIS_CMD_INLINE},
- {"debug",debugCommand,-2,REDIS_CMD_INLINE},
- {NULL,NULL,0,0}
+ {"get",getCommand,2,REDIS_CMD_INLINE,1,1,1},
+ {"set",setCommand,3,REDIS_CMD_BULK|REDIS_CMD_DENYOOM,0,0,0},
+ {"setnx",setnxCommand,3,REDIS_CMD_BULK|REDIS_CMD_DENYOOM,0,0,0},
+ {"append",appendCommand,3,REDIS_CMD_BULK|REDIS_CMD_DENYOOM,1,1,1},
+ {"del",delCommand,-2,REDIS_CMD_INLINE,0,0,0},
+ {"exists",existsCommand,2,REDIS_CMD_INLINE,1,1,1},
+ {"incr",incrCommand,2,REDIS_CMD_INLINE|REDIS_CMD_DENYOOM,1,1,1},
+ {"decr",decrCommand,2,REDIS_CMD_INLINE|REDIS_CMD_DENYOOM,1,1,1},
+ {"mget",mgetCommand,-2,REDIS_CMD_INLINE,1,-1,1},
+ {"rpush",rpushCommand,3,REDIS_CMD_BULK|REDIS_CMD_DENYOOM,1,1,1},
+ {"lpush",lpushCommand,3,REDIS_CMD_BULK|REDIS_CMD_DENYOOM,1,1,1},
+ {"rpop",rpopCommand,2,REDIS_CMD_INLINE,1,1,1},
+ {"lpop",lpopCommand,2,REDIS_CMD_INLINE,1,1,1},
+ {"brpop",brpopCommand,-3,REDIS_CMD_INLINE,1,1,1},
+ {"blpop",blpopCommand,-3,REDIS_CMD_INLINE,1,1,1},
+ {"llen",llenCommand,2,REDIS_CMD_INLINE,1,1,1},
+ {"lindex",lindexCommand,3,REDIS_CMD_INLINE,1,1,1},
+ {"lset",lsetCommand,4,REDIS_CMD_BULK|REDIS_CMD_DENYOOM,1,1,1},
+ {"lrange",lrangeCommand,4,REDIS_CMD_INLINE,1,1,1},
+ {"ltrim",ltrimCommand,4,REDIS_CMD_INLINE,1,1,1},
+ {"lrem",lremCommand,4,REDIS_CMD_BULK,1,1,1},
+ {"rpoplpush",rpoplpushcommand,3,REDIS_CMD_INLINE|REDIS_CMD_DENYOOM,1,2,1},
+ {"sadd",saddCommand,3,REDIS_CMD_BULK|REDIS_CMD_DENYOOM,1,1,1},
+ {"srem",sremCommand,3,REDIS_CMD_BULK,1,1,1},
+ {"smove",smoveCommand,4,REDIS_CMD_BULK,1,2,1},
+ {"sismember",sismemberCommand,3,REDIS_CMD_BULK,1,1,1},
+ {"scard",scardCommand,2,REDIS_CMD_INLINE,1,1,1},
+ {"spop",spopCommand,2,REDIS_CMD_INLINE,1,1,1},
+ {"srandmember",srandmemberCommand,2,REDIS_CMD_INLINE,1,1,1},
+ {"sinter",sinterCommand,-2,REDIS_CMD_INLINE|REDIS_CMD_DENYOOM,1,-1,1},
+ {"sinterstore",sinterstoreCommand,-3,REDIS_CMD_INLINE|REDIS_CMD_DENYOOM,2,-1,1},
+ {"sunion",sunionCommand,-2,REDIS_CMD_INLINE|REDIS_CMD_DENYOOM,1,-1,1},
+ {"sunionstore",sunionstoreCommand,-3,REDIS_CMD_INLINE|REDIS_CMD_DENYOOM,2,-1,1},
+ {"sdiff",sdiffCommand,-2,REDIS_CMD_INLINE|REDIS_CMD_DENYOOM,1,-1,1},
+ {"sdiffstore",sdiffstoreCommand,-3,REDIS_CMD_INLINE|REDIS_CMD_DENYOOM,2,-1,1},
+ {"smembers",sinterCommand,2,REDIS_CMD_INLINE,1,1,1},
+ {"zadd",zaddCommand,4,REDIS_CMD_BULK|REDIS_CMD_DENYOOM,1,1,1},
+ {"zincrby",zincrbyCommand,4,REDIS_CMD_BULK|REDIS_CMD_DENYOOM,1,1,1},
+ {"zrem",zremCommand,3,REDIS_CMD_BULK,1,1,1},
+ {"zremrangebyscore",zremrangebyscoreCommand,4,REDIS_CMD_INLINE,1,1,1},
+ {"zrange",zrangeCommand,-4,REDIS_CMD_INLINE,1,1,1},
+ {"zrangebyscore",zrangebyscoreCommand,-4,REDIS_CMD_INLINE,1,1,1},
+ {"zcount",zcountCommand,4,REDIS_CMD_INLINE,1,1,1},
+ {"zrevrange",zrevrangeCommand,-4,REDIS_CMD_INLINE,1,1,1},
+ {"zcard",zcardCommand,2,REDIS_CMD_INLINE,1,1,1},
+ {"zscore",zscoreCommand,3,REDIS_CMD_BULK|REDIS_CMD_DENYOOM,1,1,1},
+ {"incrby",incrbyCommand,3,REDIS_CMD_INLINE|REDIS_CMD_DENYOOM,1,1,1},
+ {"decrby",decrbyCommand,3,REDIS_CMD_INLINE|REDIS_CMD_DENYOOM,1,1,1},
+ {"getset",getsetCommand,3,REDIS_CMD_BULK|REDIS_CMD_DENYOOM,1,1,1},
+ {"mset",msetCommand,-3,REDIS_CMD_BULK|REDIS_CMD_DENYOOM,1,-1,2},
+ {"msetnx",msetnxCommand,-3,REDIS_CMD_BULK|REDIS_CMD_DENYOOM,1,-1,2},
+ {"randomkey",randomkeyCommand,1,REDIS_CMD_INLINE,0,0,0},
+ {"select",selectCommand,2,REDIS_CMD_INLINE,0,0,0},
+ {"move",moveCommand,3,REDIS_CMD_INLINE,1,1,1},
+ {"rename",renameCommand,3,REDIS_CMD_INLINE,1,1,1},
+ {"renamenx",renamenxCommand,3,REDIS_CMD_INLINE,1,1,1},
+ {"expire",expireCommand,3,REDIS_CMD_INLINE,0,0,0},
+ {"expireat",expireatCommand,3,REDIS_CMD_INLINE,0,0,0},
+ {"keys",keysCommand,2,REDIS_CMD_INLINE,0,0,0},
+ {"dbsize",dbsizeCommand,1,REDIS_CMD_INLINE,0,0,0},
+ {"auth",authCommand,2,REDIS_CMD_INLINE,0,0,0},
+ {"ping",pingCommand,1,REDIS_CMD_INLINE,0,0,0},
+ {"echo",echoCommand,2,REDIS_CMD_BULK,0,0,0},
+ {"save",saveCommand,1,REDIS_CMD_INLINE,0,0,0},
+ {"bgsave",bgsaveCommand,1,REDIS_CMD_INLINE,0,0,0},
+ {"bgrewriteaof",bgrewriteaofCommand,1,REDIS_CMD_INLINE,0,0,0},
+ {"shutdown",shutdownCommand,1,REDIS_CMD_INLINE,0,0,0},
+ {"lastsave",lastsaveCommand,1,REDIS_CMD_INLINE,0,0,0},
+ {"type",typeCommand,2,REDIS_CMD_INLINE,1,1,1},
+ {"multi",multiCommand,1,REDIS_CMD_INLINE,0,0,0},
+ {"exec",execCommand,1,REDIS_CMD_INLINE,0,0,0},
+ {"discard",discardCommand,1,REDIS_CMD_INLINE,0,0,0},
+ {"sync",syncCommand,1,REDIS_CMD_INLINE,0,0,0},
+ {"flushdb",flushdbCommand,1,REDIS_CMD_INLINE,0,0,0},
+ {"flushall",flushallCommand,1,REDIS_CMD_INLINE,0,0,0},
+ {"sort",sortCommand,-2,REDIS_CMD_INLINE|REDIS_CMD_DENYOOM,1,1,1},
+ {"info",infoCommand,1,REDIS_CMD_INLINE,0,0,0},
+ {"monitor",monitorCommand,1,REDIS_CMD_INLINE,0,0,0},
+ {"ttl",ttlCommand,2,REDIS_CMD_INLINE,1,1,1},
+ {"slaveof",slaveofCommand,3,REDIS_CMD_INLINE,0,0,0},
+ {"debug",debugCommand,-2,REDIS_CMD_INLINE,0,0,0},
+ {NULL,NULL,0,0,0,0,0}
};
/*============================ Utility functions ============================ */
}
/* Exec the command */
- if (c->flags & REDIS_MULTI && cmd->proc != execCommand) {
+ if (c->flags & REDIS_MULTI && cmd->proc != execCommand && cmd->proc != discardCommand) {
queueMultiCommand(c,cmd);
addReply(c,shared.queued);
} else {
} else {
return;
}
- processInputBuffer(c);
+ if (!(c->flags & REDIS_BLOCKED))
+ processInputBuffer(c);
}
static int selectDb(redisClient *c, int id) {
static void *dupClientReplyValue(void *o) {
incrRefCount((robj*)o);
- return 0;
+ return o;
}
static redisClient *createClient(int fd) {
dictEntry *de;
sds pattern = c->argv[1]->ptr;
int plen = sdslen(pattern);
- unsigned long numkeys = 0, keyslen = 0;
+ unsigned long numkeys = 0;
robj *lenobj = createObject(REDIS_STRING,NULL);
di = dictGetIterator(c->db->dict);
if ((pattern[0] == '*' && pattern[1] == '\0') ||
stringmatchlen(pattern,plen,key,sdslen(key),0)) {
if (expireIfNeeded(c->db,keyobj) == 0) {
- if (numkeys != 0)
- addReply(c,shared.space);
+ addReplyBulkLen(c,keyobj);
addReply(c,keyobj);
+ addReply(c,shared.crlf);
numkeys++;
- keyslen += sdslen(key);
}
}
}
dictReleaseIterator(di);
- lenobj->ptr = sdscatprintf(sdsempty(),"$%lu\r\n",keyslen+(numkeys ? (numkeys-1) : 0));
- addReply(c,shared.crlf);
+ lenobj->ptr = sdscatprintf(sdsempty(),"*%lu\r\n",numkeys);
}
static void dbsizeCommand(redisClient *c) {
addReply(c,shared.ok);
}
+static void discardCommand(redisClient *c) {
+ if (!(c->flags & REDIS_MULTI)) {
+ addReplySds(c,sdsnew("-ERR DISCARD without MULTI\r\n"));
+ return;
+ }
+
+ freeClientMultiState(c);
+ initClientMultiState(c);
+ c->flags &= (~REDIS_MULTI);
+ addReply(c,shared.ok);
+}
+
static void execCommand(redisClient *c) {
int j;
robj **orig_argv;
}
/* Mark the client as a blocked client */
c->flags |= REDIS_BLOCKED;
- aeDeleteFileEvent(server.el,c->fd,AE_READABLE);
server.blpop_blocked_clients++;
}
c->blockingkeys = NULL;
c->flags &= (~REDIS_BLOCKED);
server.blpop_blocked_clients--;
- /* Ok now we are ready to get read events from socket, note that we
- * can't trap errors here as it's possible that unblockClientWaitingDatas() is
- * called from freeClient() itself, and the only thing we can do
- * if we failed to register the READABLE event is to kill the client.
- * Still the following function should never fail in the real world as
- * we are sure the file descriptor is sane, and we exit on out of mem. */
- aeCreateFileEvent(server.el, c->fd, AE_READABLE, readQueryFromClient, c);
- /* As a final step we want to process data if there is some command waiting
+ /* We want to process data if there is some command waiting
* in the input buffer. Note that this is safe even if
* unblockClientWaitingData() gets called from freeClient() because
* freeClient() will be smart enough to call this function
int bit = page&7;
redisAssert(vmFreePage(page) == 1);
server.vm_bitmap[byte] |= 1<<bit;
- redisLog(REDIS_DEBUG,"Mark used: %lld (byte:%lld bit:%d)\n",
- (long long)page, (long long)byte, bit);
}
/* Mark N contiguous pages as used, with 'page' being the first. */
for (j = 0; j < count; j++)
vmMarkPageUsed(page+j);
server.vm_stats_used_pages += count;
+ redisLog(REDIS_DEBUG,"Mark USED pages: %lld pages at %lld\n",
+ (long long)count, (long long)page);
}
/* Mark the page as free */
int bit = page&7;
redisAssert(vmFreePage(page) == 0);
server.vm_bitmap[byte] &= ~(1<<bit);
- redisLog(REDIS_DEBUG,"Mark free: %lld (byte:%lld bit:%d)\n",
- (long long)page, (long long)byte, bit);
}
/* Mark N contiguous pages as free, with 'page' being the first. */
for (j = 0; j < count; j++)
vmMarkPageFree(page+j);
server.vm_stats_used_pages -= count;
- if (server.vm_stats_used_pages > 100000000) {
- *((char*)-1) = 'x';
- }
+ redisLog(REDIS_DEBUG,"Mark FREE pages: %lld pages at %lld\n",
+ (long long)count, (long long)page);
}
/* Test if the page is free */
numfree = 0;
}
}
- redisLog(REDIS_DEBUG, "THIS: %lld (%c)\n", (long long) this, vmFreePage(this) ? 'F' : 'X');
if (vmFreePage(this)) {
/* This is a free page */
numfree++;
if (numfree == n) {
*first = this-(n-1);
server.vm_next_page = this+1;
+ redisLog(REDIS_DEBUG, "FOUND CONTIGUOUS PAGES: %lld pages at %lld\n", (long long) n, (long long) *first);
return REDIS_OK;
}
} else {
if (fseeko(server.vm_fp,page*server.vm_page_size,SEEK_SET) == -1) {
if (server.vm_enabled) pthread_mutex_unlock(&server.io_swapfile_mutex);
redisLog(REDIS_WARNING,
- "Critical VM problem in vmSwapObjectBlocking(): can't seek: %s",
+ "Critical VM problem in vmWriteObjectOnSwap(): can't seek: %s",
strerror(errno));
return REDIS_ERR;
}
rdbSaveObject(server.vm_fp,o);
+ fflush(server.vm_fp);
if (server.vm_enabled) pthread_mutex_unlock(&server.io_swapfile_mutex);
return REDIS_OK;
}
(unsigned long long) page, (unsigned long long) pages);
server.vm_stats_swapped_objects++;
server.vm_stats_swapouts++;
- fflush(server.vm_fp);
return REDIS_OK;
}
}
break;
}
- return (double)asize*log(1+asize);
+ return (double)age*log(1+asize);
}
/* Try to swap an object that's a good candidate for swapping.
}
}
}
- if (best == NULL) {
- redisLog(REDIS_DEBUG,"No swappable key found!");
- return REDIS_ERR;
- }
+ if (best == NULL) return REDIS_ERR;
key = dictGetEntryKey(best);
val = dictGetEntryVal(best);
lockThreadedIO();
if (listLength(server.io_newjobs) == 0) {
/* No new jobs in queue, exit. */
- redisLog(REDIS_DEBUG,"Thread %lld exiting, nothing to do",
- (long long) pthread_self());
+ redisLog(REDIS_DEBUG,"Thread %ld exiting, nothing to do",
+ (long) pthread_self());
server.io_active_threads--;
unlockThreadedIO();
return NULL;
listAddNodeTail(server.io_processing,j);
ln = listLast(server.io_processing); /* We use ln later to remove it */
unlockThreadedIO();
- redisLog(REDIS_DEBUG,"Thread %lld got a new job (type %d): %p about key '%s'",
- (long long) pthread_self(), j->type, (void*)j, (char*)j->key->ptr);
+ redisLog(REDIS_DEBUG,"Thread %ld got a new job (type %d): %p about key '%s'",
+ (long) pthread_self(), j->type, (void*)j, (char*)j->key->ptr);
/* Process the Job */
if (j->type == REDIS_IOJOB_LOAD) {
}
/* Done: insert the job into the processed queue */
- redisLog(REDIS_DEBUG,"Thread %lld completed the job: %p (key %s)",
- (long long) pthread_self(), (void*)j, (char*)j->key->ptr);
+ redisLog(REDIS_DEBUG,"Thread %ld completed the job: %p (key %s)",
+ (long) pthread_self(), (void*)j, (char*)j->key->ptr);
lockThreadedIO();
listDelNode(server.io_processing,ln);
listAddNodeTail(server.io_processed,j);
* Return 1 if the client is marked as blocked, 0 if the client can
* continue as the keys it is going to access appear to be in memory. */
static int blockClientOnSwappedKeys(struct redisCommand *cmd, redisClient *c) {
- if (cmd->proc == getCommand) {
- waitForSwappedKey(c,c->argv[1]);
- }
+ int j, last;
+
+ if (cmd->vm_firstkey == 0) return 0;
+ last = cmd->vm_lastkey;
+ if (last < 0) last = c->argc+last;
+ for (j = cmd->vm_firstkey; j <= last; j += cmd->vm_keystep)
+ waitForSwappedKey(c,c->argv[j]);
/* If the client was blocked for at least one key, mark it as blocked. */
if (listLength(c->io_keys)) {
c->flags |= REDIS_IO_WAIT;
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