> You build master election on top of the test and set functionality of etcd which gives you a cluster wide locking mechanism... But, nothing is stopping a regu

> You build master election on top of the test and set functionality of etcd which gives you a cluster wide locking mechanism... But, nothing is stopping a regular etcd client from building master election on top of the current API. Could you give some pointers on how to implement master election on top of test-and-set? What is the algorithm? I've tried searching for it, but I've likely missed correct keywords.