elasticsearch/cookbook-elasticsearch — pull request #66 by JustinTArthur (2013-02-26 22:59:50+00:00)
Title: Add support for EC2 discovery type's instance tag constraints.

The `aws` data bag can now have a structure at `discovery.ec2.tag` that contains EC2 instance tag values keyed by tag name. Any tag specified will be required for an EC2 instance to be discoverable by the plugin.