Add atomic_assets_endpoint var for fedora-atomic bare-metal

bare-metal/fedora-atomic/kubernetes/kickstart/fedora-atomic.ks.tmpl

@@ -17,7 +17,7 @@ network --bootproto=dhcp --device=link --activate --onboot=on
 bootloader --timeout=1 --append="ds=nocloud\;seedfrom=/var/cloud-init/"
 services --enabled=cloud-init,cloud-init-local,cloud-config,cloud-final
 
-ostreesetup --osname="fedora-atomic" --remote="fedora-atomic-27" --url="${matchbox_http_endpoint}/assets/fedora/27/repo" --ref=fedora/27/x86_64/atomic-host --nogpg
+ostreesetup --osname="fedora-atomic" --remote="fedora-atomic-27" --url="${atomic_assets_endpoint}/repo" --ref=fedora/27/x86_64/atomic-host --nogpg
 
 reboot
 

bare-metal/fedora-atomic/kubernetes/profiles.tf

@@ -1,3 +1,8 @@
+locals {
+  default_assets_endpoint = "${var.matchbox_http_endpoint}/assets/fedora/27"
+  atomic_assets_endpoint = "${var.atomic_assets_endpoint != "" ? var.atomic_assets_endpoint : local.default_assets_endpoint}"
+}
+
 // Cached Fedora Install profile (from matchbox /assets cache)
 // Note: Admin must have downloaded Fedora kernel, initrd, and repo into
 // matchbox assets.
@@ -5,15 +10,15 @@ resource "matchbox_profile" "cached-fedora-install" {
   count = "${length(var.controller_names) + length(var.worker_names)}"
   name  = "${format("%s-cached-fedora-install-%s", var.cluster_name, element(concat(var.controller_names, var.worker_names), count.index))}"
 
-  kernel = "/assets/fedora/27/vmlinuz"
+  kernel = "${local.atomic_assets_endpoint}/images/pxeboot/vmlinuz"
 
   initrd = [
-    "/assets/fedora/27/initrd.img",
+    "${local.atomic_assets_endpoint}/images/pxeboot/initrd.img",
   ]
 
   args = [
     "initrd=initrd.img",
-    "inst.repo=${var.matchbox_http_endpoint}/assets/fedora/27/Server/x86_64/os/",
+    "inst.repo=${local.atomic_assets_endpoint}",
     "inst.ks=${var.matchbox_http_endpoint}/generic?mac=${element(concat(var.controller_macs, var.worker_macs), count.index)}",
     "inst.text",
     "${var.kernel_args}",
@@ -30,6 +35,7 @@ data "template_file" "install-kickstarts" {
 
   vars {
     matchbox_http_endpoint = "${var.matchbox_http_endpoint}"
+    atomic_assets_endpoint = "${local.atomic_assets_endpoint}"
     mac = "${element(concat(var.controller_macs, var.worker_macs), count.index)}"
   }
 }

bare-metal/fedora-atomic/kubernetes/variables.tf

@@ -10,6 +10,16 @@ variable "matchbox_http_endpoint" {
   description = "Matchbox HTTP read-only endpoint (e.g. http://matchbox.example.com:8080)"
 }
 
+variable "atomic_assets_endpoint" {
+  type = "string"
+  default = ""
+  description = <<EOD
+HTTP endpoint serving the Fedora Atomic Host vmlinuz, initrd, os repo, and ostree repo (.e.g `http://example.com/some/path`).
+
+Ensure the HTTP server directory contains `vmlinuz` and `initrd` files and `os` and `repo` directories. Leave unset to assume ${matchbox_http_endpoint}/assets/fedora/27
+EOD
+}
+
 # machines
 # Terraform's crude "type system" does not properly support lists of maps so we do this.
 
@@ -82,8 +92,6 @@ EOD
   default = "10.3.0.0/16"
 }
 
-# optional
-
 variable "cluster_domain_suffix" {
   description = "Queries for domains with the suffix will be answered by kube-dns. Default is cluster.local (e.g. foo.default.svc.cluster.local) "
   type        = "string"