Merge pull request #81 from nrdxp/flk-up

shell: add `flk up` command

.gitignore

@@ -1,2 +1,4 @@
 result
+up
+hosts/up-*
 .direnv

README.md

@@ -104,12 +104,9 @@ for ease of use. Once inside:
 # This will setup nix-command and pull in the needed tools
 nix-shell # or `direnv allow` if you prefer
 
-# quick way to setup your fileSystems (assuming they are partioned):
-sudo mount /dev/<install-drive> /mnt
-nixos-generate-config --root /mnt --show-hardware-config > hosts/yourConfig.nix
-
-# Edit your config to add a bootloader
-$EDITOR hosts/yourConfig.nix
+# use nixos-generate-config to generate a basic config for your system
+# edit hosts/up-$(hostname).nix to modify.
+flk up
 
 # The following should work fine for EFI systems.
 # boot.loader.systemd-boot.enable = true;
@@ -125,6 +122,15 @@ flk install yourConfig # deploys hosts/yourConfig.nix
 flk yourConfig switch
 ```
 
+### Note on `flk up`:
+While the `up` sub-command is provided as a convenience to quickly set up and
+install a "fresh" NixOS system on current hardware, committing these files is
+discouraged.
+
+They are placed in the git staging area automatically because they would be
+invisible to the flake otherwise, but it is best to move what you need from
+them directly into your hosts file and commit that instead.
+
 ## Build an ISO
 
 You can make an ISO and customize it by modifying the [niximg](./hosts/niximg.nix)

shell.nix

@@ -16,7 +16,17 @@ let
 
   flk = pkgs.writeShellScriptBin "flk" ''
     if [[ -z "$1" ]]; then
-      echo "Usage: $(basename "$0") [ iso | install {host} | {host} [switch|boot|test] ]"
+      echo "Usage: $(basename "$0") [ iso | up | install {host} | {host} [switch|boot|test] ]"
+    elif [[ "$1" == "up" ]]; then
+      mkdir -p up
+      hostname=$(hostname)
+      nixos-generate-config --dir up/$hostname
+      echo \
+      "{
+      imports = [ ../up/$hostname/configuration.nix ];
+    }" > hosts/up-$hostname.nix
+    git add -f up/$hostname
+    git add -f hosts/up-$hostname.nix
     elif [[ "$1" == "iso" ]]; then
       nix build $DEVSHELL_ROOT#nixosConfigurations.niximg.${build}.isoImage "${"\${@:2}"}"
     elif [[ "$1" == "install" ]]; then