typhoon/aws/container-linux/kubernetes/ami.tf

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locals {
# Pick a CoreOS Container Linux derivative
# coreos-stable -> Container Linux AMI
# flatcar-stable -> Flatcar Linux AMI
ami_id = "${local.flavor == "flatcar" ? data.aws_ami.flatcar.image_id : data.aws_ami.coreos.image_id}"
flavor = "${element(split("-", var.os_image), 0)}"
channel = "${element(split("-", var.os_image), 1)}"
}
data "aws_ami" "coreos" {
most_recent = true
owners = ["595879546273"]
filter {
name = "architecture"
values = ["x86_64"]
}
filter {
name = "virtualization-type"
values = ["hvm"]
}
filter {
name = "name"
values = ["CoreOS-${local.channel}-*"]
}
}
data "aws_ami" "flatcar" {
most_recent = true
owners = ["075585003325"]
filter {
name = "architecture"
values = ["x86_64"]
}
filter {
name = "virtualization-type"
values = ["hvm"]
}
filter {
name = "name"
values = ["Flatcar-${local.channel}-*"]
}
}