Discover Services with Serf
Serf maintains cluster membership by using an efficient, lightweight gossip protocol to communicate between the service’s nodes. Unlike service registry projects like ZooKeeper and Consul, Serf doesn’t have a central-registry architectural style. Instead, each instance of your service in the cluster runs as a Serf node. These nodes exchange messages with each other in the same way a zombie apocalypse might occur: one infected zombie soon spreads to infect everyone else. With Serf, instead of a spreading zombie virus, you’re spreading information about the nodes in your cluster. You listen to Serf for messages about changes in the cluster and then handle them accordingly.
To implement service discovery with Serf we ...
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