fix a typo in a comment

[redis.git] / src / multi.c

diff --git a/src/multi.c b/src/multi.c
index f0b8fc8566e4c3021ba635142083d00864d87472..3846021b365419c281d0da12a2b486b896a23a01 100644 (file)
--- a/src/multi.c
+++ b/src/multi.c
@@ -40,6 +40,13 @@ void queueMultiCommand(redisClient *c) {
     c->mstate.count++;
 }
 
+void discardTransaction(redisClient *c) {
+    freeClientMultiState(c);
+    initClientMultiState(c);
+    c->flags &= ~(REDIS_MULTI|REDIS_DIRTY_CAS);;
+    unwatchAllKeys(c);
+}
+
 void multiCommand(redisClient *c) {
     if (c->flags & REDIS_MULTI) {
         addReplyError(c,"MULTI calls can not be nested");
@@ -54,11 +61,7 @@ void discardCommand(redisClient *c) {
         addReplyError(c,"DISCARD without MULTI");
         return;
     }
-
-    freeClientMultiState(c);
-    initClientMultiState(c);
-    c->flags &= (~REDIS_MULTI);
-    unwatchAllKeys(c);
+    discardTransaction(c);
     addReply(c,shared.ok);
 }
 
@@ -67,7 +70,7 @@ void discardCommand(redisClient *c) {
 void execCommandReplicateMulti(redisClient *c) {
     robj *multistring = createStringObject("MULTI",5);
 
-    if (server.appendonly)
+    if (server.aof_state != REDIS_AOF_OFF)
         feedAppendOnlyFile(server.multiCommand,c->db->id,&multistring,1);
     if (listLength(server.slaves))
         replicationFeedSlaves(server.slaves,c->db->id,&multistring,1);
@@ -93,7 +96,7 @@ void execCommand(redisClient *c) {
         c->flags &= ~(REDIS_MULTI|REDIS_DIRTY_CAS);
         unwatchAllKeys(c);
         addReply(c,shared.nullmultibulk);
-        return;
+        goto handle_monitor;
     }
 
     /* Replicate a MULTI request now that we are sure the block is executed.
@@ -112,7 +115,7 @@ void execCommand(redisClient *c) {
         c->argc = c->mstate.commands[j].argc;
         c->argv = c->mstate.commands[j].argv;
         c->cmd = c->mstate.commands[j].cmd;
-        call(c);
+        call(c,REDIS_CALL_FULL);
 
         /* Commands may alter argc/argv, restore mstate. */
         c->mstate.commands[j].argc = c->argc;
@@ -129,6 +132,15 @@ void execCommand(redisClient *c) {
      * always send the MULTI command (we can't know beforehand if the
      * next operations will contain at least a modification to the DB). */
     server.dirty++;
+
+handle_monitor:
+    /* Send EXEC to clients waiting data from MONITOR. We do it here
+     * since the natural order of commands execution is actually:
+     * MUTLI, EXEC, ... commands inside transaction ...
+     * Instead EXEC is flagged as REDIS_CMD_SKIP_MONITOR in the command
+     * table, and we do it here with correct ordering. */
+    if (listLength(server.monitors) && !server.loading)
+        replicationFeedMonitors(c,server.monitors,c->db->id,c->argv,c->argc);
 }
 
 /* ===================== WATCH (CAS alike for MULTI/EXEC) ===================
@@ -194,7 +206,7 @@ void unwatchAllKeys(redisClient *c) {
          * from the list */
         wk = listNodeValue(ln);
         clients = dictFetchValue(wk->db->watched_keys, wk->key);
-        redisAssert(clients != NULL);
+        redisAssertWithInfo(c,NULL,clients != NULL);
         listDelNode(clients,listSearchKey(clients,c));
         /* Kill the entry at all if this was the only client */
         if (listLength(clients) == 0)