Replication bug fixed: now non blocking connect is also forced to follow the configured replication timeout.

This commit is contained in:
antirez 2011-11-30 15:35:16 +01:00
parent c6f9ee88fa
commit 27acd7aa89

View File

@ -471,11 +471,24 @@ int connectWithMaster(void) {
return REDIS_ERR;
}
server.repl_transfer_lastio = time(NULL);
server.repl_transfer_s = fd;
server.replstate = REDIS_REPL_CONNECTING;
return REDIS_OK;
}
/* This function can be called when a non blocking connection is currently
* in progress to undo it. */
void undoConnectWithMaster(void) {
int fd = server.repl_transfer_s;
redisAssert(server.replstate == REDIS_REPL_CONNECTING);
aeDeleteFileEvent(server.el,fd,AE_READABLE|AE_WRITABLE);
close(fd);
server.repl_transfer_s = -1;
server.replstate = REDIS_REPL_CONNECT;
}
void slaveofCommand(redisClient *c) {
if (!strcasecmp(c->argv[1]->ptr,"no") &&
!strcasecmp(c->argv[2]->ptr,"one")) {
@ -485,6 +498,8 @@ void slaveofCommand(redisClient *c) {
if (server.master) freeClient(server.master);
if (server.replstate == REDIS_REPL_TRANSFER)
replicationAbortSyncTransfer();
else if (server.replstate == REDIS_REPL_CONNECTING)
undoConnectWithMaster();
server.replstate = REDIS_REPL_NONE;
redisLog(REDIS_NOTICE,"MASTER MODE enabled (user request)");
}
@ -505,6 +520,14 @@ void slaveofCommand(redisClient *c) {
/* --------------------------- REPLICATION CRON ---------------------------- */
void replicationCron(void) {
/* Non blocking connection timeout? */
if (server.masterhost && server.replstate == REDIS_REPL_CONNECTING &&
(time(NULL)-server.repl_transfer_lastio) > server.repl_timeout)
{
redisLog(REDIS_WARNING,"Timeout connecting to the MASTER...");
undoConnectWithMaster();
}
/* Bulk transfer I/O timeout? */
if (server.masterhost && server.replstate == REDIS_REPL_TRANSFER &&
(time(NULL)-server.repl_transfer_lastio) > server.repl_timeout)