Adapt documentation to current configuration

README.md

@@ -2,8 +2,6 @@
 
 ## Structure
 
- * `deploy.nix`: Configuration for deployment with
-   [krops](https://cgit.krebsco.de/krops/about/)
  * `machines`: Machine-specific configuration
    + `README.md`: Short overview of the hardware and usage of the machine
    + `configuration.nix`: Main configuration
@@ -25,6 +23,9 @@
 
 Secrets are managed with [sops-nix](https://github.com/Mic92/sops-nix).
 
+Machines can be deployed with `nix run .#deploy/hostname`, LUKS encrypted
+systems can be unlocked over network with `nix run .#unlock/hostname`.
+
 ## How to install
 
 This guide describes how to install this configuration with GPT and BIOS boot.
@@ -66,7 +67,7 @@ the following after opening the luks partition: `vgchange -ay`.
 Create filesystems:
 
     mkfs.ext2 /dev/sdX2
-    mkfs.ext4 -L root /dev/HOSTNAME-vg/root
+    mkfs.btrfs -L root /dev/HOSTNAME-vg/root
     mkswap -L swap /dev/HOSTNAME-vg/swap
 
 Mount the file systems and activate swap:
@@ -82,22 +83,21 @@ this machine):
 
     nixos-generate-config --root /mnt/
 
-Modify the hardware configuration as needed. Fill in the fields that have
-comments in `machines/installation/configuration.nix` and copy it to
-`/mnt/etc/nixos/configuration.nix`.
+Modify the hardware configuration as needed and add it to the machine
+configuration in this repository. If necessary, create the machine
+configuration first by basing it on an already existing configuration and
+adding an entry to `machines/default.nix`. Then copy this repository to the
+target machine and run (`--impure` is needed since `/mnt/nix/store` is not in
+`/nix/store`):
 
-Install NixOS:
-
-    nixos-install
+    nixos-install --impure --flake /path/to/repository#hostname
 
 Add the krops sentinel file:
 
     mkdir -p /mnt/var/src
     touch /mnt/var/src/.populate
 
-After the successful instalation, reboot use `deploy HOSTNAME` on another
-system to deploy the new system using krops, after adding the
-`configuration.nix` and entry in `machines/default.nix` for the machine.
+Reboot.
 
 ## License
 

machines/installation/configuration.nix

@@ -1,23 +0,0 @@
-{ config, pkgs, ... }:
-
-{
-  imports = [
-    ./hardware-configuration.nix
-  ];
-
-  networking.useDHCP = false;
-  # replace with actual network interface
-  networking.interfaces.eno1.useDHCP = true;
-
-  environment.systemPackages = with pkgs; [
-    git # required by krops
-  ];
-
-  services.openssh.enable = true;
-
-  users.users.root.openssh.authorizedKeys.keys = [
-    # add ssh keys required for initial deployment with krops
-  ];
-
-  console.keyMap = "de";
-}