Cloudstack MS failover

[Tejas Gadaria]

I want to setup HA of MS with HAproxy OR Keepalived.

I have MS1 & DB1 installed on 10.1.1.2  &
MS2 & DB2 installed on 10.1.1.3

also DB has master - master replication setup.

Need help on this how can i setup failover for MS.

Regards,
Tejas