Function replicationSendAck

src/replication.cpp:4287–4300

Send a REPLCONF ACK command to the master to inform it about the current * processed offset. If we are not connected with a master, the command has * no effects. */

 * processed offset. If we are not connected with a master, the command has
 * no effects. */
void replicationSendAck(redisMaster *mi) 
{
    client *c = mi->master;

    if (c != NULL) {
        std::unique_lock<fastlock> ul(c->lock);
        c->flags |= CLIENT_MASTER_FORCE_REPLY;
        addReplyArrayLen(c,3);
        addReplyBulkCString(c,"REPLCONF");
        addReplyBulkCString(c,"ACK");
        addReplyBulkLongLong(c,c->reploff);
        c->flags &= ~CLIENT_MASTER_FORCE_REPLY;
    }
}

/* ---------------------- MASTER CACHING FOR PSYNC -------------------------- */