if [[ -n $(is_bootstrap_node) ]]; then
if [ $DO_MYSQL_UPGRADE -eq 1 ]; then
+ backup_flags="--defaults-extra-file=/root/.my.cnf -u root --flush-privileges --all-databases --single-transaction"
mysqldump $backup_flags > "$MYSQL_BACKUP_DIR/openstack_database.sql"
cp -rdp /etc/my.cnf* "$MYSQL_BACKUP_DIR"
fi