Function findRack

example_groupbalancer_test.go:37–45

findRack is the basic rack resolver strategy for use in AWS. It supports * ECS with the task metadata endpoint enabled (returns the container instance's availability zone) * Linux EC2 (returns the instance's availability zone)

()

//    instance's availability zone)
//  * Linux EC2 (returns the instance's availability zone)
func findRack() string {
	switch whereAmI() {
	case "ecs":
		return ecsAvailabilityZone()
	case "ec2":
		return ec2AvailabilityZone()
	}
	return ""
}

const ecsContainerMetadataURI = "ECS_CONTAINER_METADATA_URI"