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Fix: when aof_write_rewrite is true don't append on the AOF buffer but accumulate the differences for the rewrite.

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This commit is contained in:
antirez 2011-12-15 20:03:28 +01:00
parent e7a2e7c1f7
commit 087f414090
1 changed files with 10 additions and 9 deletions
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19
src/aof.c
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@ -224,15 +224,9 @@ sds catAppendOnlyExpireAtCommand(sds buf, struct redisCommand *cmd, robj *key, r
}
void feedAppendOnlyFile(struct redisCommand *cmd, int dictid, robj **argv, int argc) {
sds buf;
sds buf = sdsempty();
robj *tmpargv[3];
/* Return ASAP if we are writing a rewrite to finish in order to start
* appending to the Append Only File. */
if (server.aof_wait_rewrite) return;
buf = sdsempty();
/* The DB this command was targetting is not the same as the last command
* we appendend. To issue a SELECT command is needed. */
if (dictid != server.appendseldb) {
@ -265,8 +259,15 @@ void feedAppendOnlyFile(struct redisCommand *cmd, int dictid, robj **argv, int a
/* Append to the AOF buffer. This will be flushed on disk just before
* of re-entering the event loop, so before the client will get a
* positive reply about the operation performed. */
server.aofbuf = sdscatlen(server.aofbuf,buf,sdslen(buf));
* positive reply about the operation performed.
*
* Note, we don't add stuff in the AOF buffer if aof_wait_rewrite is
* non zero, as this means we are starting with a new AOF and the
* current one is meaningless (this happens for instance after
* a slave resyncs with its master). */
if (!server.aof_wait_rewrite) {
server.aofbuf = sdscatlen(server.aofbuf,buf,sdslen(buf));
}
/* If a background append only file rewriting is in progress we want to
* accumulate the differences between the child DB and the current one