From e9c1fb0c89a75e23f9a78f6388629db244066449 Mon Sep 17 00:00:00 2001
From: Rob Vermaas <rob.vermaas@gmail.com>
Date: Sat, 6 Sep 2014 21:53:10 +0200
Subject: [PATCH] Azure: Mount metadata 'CD' on /metadata

---
 nixos/modules/virtualisation/azure-image.nix | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/nixos/modules/virtualisation/azure-image.nix b/nixos/modules/virtualisation/azure-image.nix
index 8c980c5eec9..c415890d6c4 100644
--- a/nixos/modules/virtualisation/azure-image.nix
+++ b/nixos/modules/virtualisation/azure-image.nix
@@ -93,6 +93,9 @@ in
 
   fileSystems."/".device = "/dev/disk/by-label/nixos";
 
+  # Azure metadata is available as a CD-ROM drive.
+  fileSystems."/metadata".device = "/dev/sr0";
+
   boot.kernelParams = [ "console=ttyS0" "earlyprintk=ttyS0" "rootdelay=300" "panic=1" "boot.panic_on_fail" ];
   boot.initrd.kernelModules = [ "hv_vmbus" "hv_netvsc" "hv_utils" "hv_storvsc" ];