Function clearReplicationId2

src/replication.cpp:2276–2280

Clear (invalidate) the secondary replication ID. This happens, for * example, after a full resynchronization, when we start a new replication * history. */

 * example, after a full resynchronization, when we start a new replication
 * history. */
void clearReplicationId2(void) {
    memset(g_pserver->replid2,'0',sizeof(g_pserver->replid));
    g_pserver->replid2[CONFIG_RUN_ID_SIZE] = '\0';
    g_pserver->second_replid_offset = -1;
}

/* Use the current replication ID / offset as secondary replication
 * ID, and change the current one in order to start a new history.