add nixos config script

scripts/apply-system.sh

@@ -1,22 +0,0 @@
-#!/usr/bin/env sh
-set -xv
-
-# Where is this script located
-SCRIPT_DIR=$(realpath $(dirname $0))
-echo "SCRIPT_DIR: ${SCRIPT_DIR}"
-# Where should the symlink for this repo live in the system
-CONFIG_DIR="~/.dotfiles"
-
-# Create a symlink for this directory to ~/.dotfiles
-# if it already exists, error out
-if [ -L ${CONFIG_DIR} ] && [ $(readlink -f ${CONFIG_DIR}) != ${SCRIPT_DIR} ]; then
-	echo "ERR: ${SCRIPT_DIR}/apply-system.sh: ${CONFIG_DIR} exists and not symlink to ${SCRIPT_DIR}"
-	exit 1
-fi
-ln -s -T ${SCRIPT_DIR} ${CONFIG_DIR}
-
-
-# $PWD to ~/.dotfiles
-pushd ~/.dotfiles
-sudo nixos-rebuild switch --flake .#nixos
-popd

scripts/config-sysnix.sh

@@ -0,0 +1,25 @@
+#!/usr/bin/env sh
+set -xv
+
+HOSTNAME=${1}
+
+if [ -z $HOSTNAME ]; then
+	echo "Missing hostname as first param" 1>&2
+	exit 1
+fi
+
+# Where is this script located
+SCRIPT_DIR=$(realpath $(dirname $0))
+echo "SCRIPT_DIR: ${SCRIPT_DIR}"
+
+SYSNIX_DIR="${SCRIPT_DIR}/../system-nix"
+
+# Copy hardware-configuration of existing machine onto our version control
+HARDWARE_CONF="${SYSNIX_DIR}/profiles/${HOSTNAME}/hardware-configuration.nix" 
+if [ ! -f ${HARDWARE_CONF} ];
+	sudo cp /etc/nixos/hardware-configuration.nix ${HARDWARE_CONF}
+fi
+
+echo "Apply nixos-rebuild"
+sudo nixos-rebuild switch --flake "${SYSNIX_DIR}#${HOSTNAME}"
+

system-nix/profiles/lizzi/hardware-configuration.nix

@@ -5,7 +5,8 @@
 
 {
   imports =
-    [ (modulesPath + "/profiles/qemu-guest.nix")
+    [
+      (modulesPath + "/profiles/qemu-guest.nix")
     ];
 
   boot.initrd.availableKernelModules = [ "virtio_pci" "virtio_scsi" "ahci" "sd_mod" ];
@@ -23,9 +24,11 @@
   boot.extraModulePackages = [ ];
 
   fileSystems = {
-    "/" =  { device = "/dev/sda";
+    "/" = {
+      device = "/dev/sda";
       fsType = "ext4";
     };
+    # Assume Linode volume "gitea" exists, mount it to '/gitea"'
     "/gitea" = {
       device = "/dev/disk/by-id/scsi-0Linode_Volume_gitea";
       fsType = "ext4";
@@ -33,8 +36,7 @@
   };
 
   swapDevices =
-    [ { device = "/dev/sdb"; }
+    [{ device = "/dev/sdb"; }];
-    ];
 
   # Enables DHCP on each ethernet and wireless interface. In case of scripted networking
   # (the default) this is the recommended approach. When using systemd-networkd it's