1 files changed, 24 insertions, 0 deletions
diff --git a/iso.nix b/iso.nix
new file mode 100644
index 0000000..cfd9260
--- /dev/null
+++ b/iso.nix
@@ -0,0 +1,24 @@
+# Build:
+# nix-build '<nixpkgs/nixos>' -A config.system.build.isoImage -I nixos-config=iso.nix
+#
+# Test:
+# $ nix-shell -p qemu --run "qemu-system-x86_64 -enable-kvm -m 256 -cdrom result/iso/nixos-*.iso"
+{
+  config,
+  pkgs,
+  ...
+}: {
+  imports = [
+    <nixpkgs/nixos/modules/installer/cd-dvd/installation-cd-minimal.nix>
+
+    # Provide an initial copy of the NixOS channel so that the user
+    # doesn't need to run "nix-channel --update" first.
+    <nixpkgs/nixos/modules/installer/cd-dvd/channel.nix>
+  ];
+  environment.systemPackages = [pkgs.git pkgs.sops];
+
+  # The build process is slow because of compression - use a faster compressor
+  isoImage.squashfsCompression = "gzip -Xcompression-level 1";
+
+  console.keyMap = "emacs2";
+}