Availability-zone-aware DNS Service-Discovery with DNSMasq and Ansible

In opensooq we heavily implement SOA (Service-oriented architecture) and we have a lot of Microservices. And since we have a very scalable dynamic environment that keeps changing, we need some sort of service discovery.

DNS Service Discovery allow us to access our microservices and supportive services by name. It’s not an alternative to load-balancing but a complement to that. As a rule of thumb we place two load-balancers in each availability, and we have DNS round-robin load-balancing for the load

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