Spread build source defs more evenly

sources/inputs.pkr.hcl

@@ -0,0 +1,69 @@
+variable "iso" {
+	type = map(string)
+	description = "A map containing the URL and checksum for the ISO file"
+}
+
+variable "distro" {
+	type = string
+	default = "unknown"
+}
+
+variable "arch" {
+	type = string
+	default = "x86_64"
+}
+
+variable "version" {
+	type = string
+	description = "The distro version being specified"
+}
+
+variable "boot_wait" {
+	type = string
+	default = "20s"
+	description = "Length of time to wait before entering boot commands"
+}
+
+variable "ssh" {
+	type = map(string)
+	default = {
+		username = "vagrant"
+		password = "vagrant"
+	}
+}
+
+variable "boot_command" {
+	type = list(string)
+	default = []
+}
+
+variable "ssh_handshake_attempts" {
+	type = number
+	default = 100
+}
+
+variable "shutdown_command" {
+	type = string
+	default = "sudo systemctl poweroff"
+}
+
+variable "disk_size" {
+	type = string
+	default = "20G"
+}
+
+variable "headless" {
+	type = bool
+	default = true
+}
+
+locals {
+	name = "${var.distro}-${var.version}-${var.arch}"
+	build = formatdate("YYYYMMDDhh", timestamp())
+	description = templatefile("../README.box.md", {
+		distro = var.distro
+		arch = var.arch
+		version = var.version
+		build = local.build
+	})
+}