Status
Current state: Under Discussion
Discussion thread: here
JIRA: here
Please keep the discussion on the mailing list rather than commenting on the wiki (wiki discussions get unwieldy fast).
Motivation
Kafka Brokers today rely on Apache Zookeeper. Many folks in the community have expressed a desire to either change the zkclient and start using Apache Curator or allowing other systems like etcd, consul, Apache Cassandra and others to handle the role Zookeeper is currently playing. By allowing the brokers to have both a way to plug-in another server for storing the meta data and also for leader election then we can have the ability to-do this.
Public Interfaces
Proposed Changes
Compatibility, Deprecation, and Migration Plan
The use of zookeeper.connect in server.properties will still be honored. In the code we should have the default value of the new configuration of which class to invoke as
Rejected Alternatives
If there are alternative ways of accomplishing the same thing, what were they? The purpose of this section is to motivate why the design is the way it is and not some other way.