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Merge branch 'fastsync_collab2' into 'fastsync_collab'

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fix dataloss on aof load with storage provider

See merge request external-collab/keydb-pro-6!7

Former-commit-id: a3aecc171b45308b68eb922947f8dd31be7e3566
This commit is contained in:
christian 2021-11-26 18:28:08 +00:00
commit af96f8deb2
2 changed files with 9 additions and 15 deletions
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10
src/aof.cpp
View File

@ -870,6 +870,11 @@ int loadAppendOnlyFile(char *filename) {
fakeClient = createAOFClient();
startLoadingFile(fp, filename, RDBFLAGS_AOF_PREAMBLE);
for (int idb = 0; idb < cserver.dbnum; ++idb)
{
g_pserver->db[idb]->trackChanges(true);
}
/* Check if this AOF file has an RDB preamble. In that case we need to
* load the RDB file and later continue loading the AOF tail. */
char sig[5]; /* "REDIS" */
@ -892,11 +897,6 @@ int loadAppendOnlyFile(char *filename) {
}
}
for (int idb = 0; idb < cserver.dbnum; ++idb)
{
g_pserver->db[idb]->trackChanges(true);
}
/* Read the actual AOF file, in REPL format, command by command. */
while(1) {
int argc, j;

14
src/replication.cpp
View File

@ -975,14 +975,8 @@ public:
aeAcquireLock();
}
if (ireplica == replicas.size()-1 && replica->replyAsync == nullptr) {
if (prepareClientToWrite(replica) == C_OK) {
replica->replyAsync = reply;
reply = nullptr;
}
} else {
addReplyProto(replica, reply->buf(), reply->size);
}
std::unique_lock<fastlock> lock(replica->lock);
addReplyProto(replica, reply->buf(), reply->used);
}
ProcessPendingAsyncWrites();
replicas.erase(std::remove_if(replicas.begin(), replicas.end(), [](const client *c)->bool{ return c->flags.load(std::memory_order_relaxed) & CLIENT_CLOSE_ASAP;}), replicas.end());
@ -1089,7 +1083,7 @@ int rdbSaveSnapshotForReplication(struct rdbSaveInfo *rsi) {
spreplBuf->addLong(rsi->repl_stream_db);
spreplBuf->addArrayLen(2);
spreplBuf->addString("repl-id", 7);
spreplBuf->addString(rsi->repl_id, CONFIG_RUN_ID_SIZE+1);
spreplBuf->addString(rsi->repl_id, CONFIG_RUN_ID_SIZE);
spreplBuf->addArrayLen(2);
spreplBuf->addString("repl-offset", 11);
spreplBuf->addLong(rsi->master_repl_offset);
@ -1387,7 +1381,7 @@ void syncCommand(client *c) {
/* CASE 0: Fast Sync */
if ((c->slave_capa & SLAVE_CAPA_ROCKSDB_SNAPSHOT) && g_pserver->m_pstorageFactory) {
startBgsaveForReplication(c->slave_capa);
serverLog(LL_NOTICE,"Fast SYNC on next replication cycle");
/* CASE 1: BGSAVE is in progress, with disk target. */
} else if (g_pserver->FRdbSaveInProgress() &&
g_pserver->rdb_child_type == RDB_CHILD_TYPE_DISK)