keepalived.conf

virtual_server 192.168.0.10 1433 {
	delay_loop 5
	lb_algo lc
	lb_kind DR
	protocol TCP

	real_server 192.168.1.10 1433 {
		weight 1
		MISC_CHECK {
			misc_path /path/to/check_mssql_mirror.py
		}
	}

	real_server 192.168.1.11 1433 {
		weight 1
		MISC_CHECK {
			misc_path /path/to/check_mssql_mirror.py
		}
	}
}