nixos.party

configuration.nix.tpl

{
  imports = [ <nixpkgs/nixos/modules/profiles/qemu-guest.nix> ];
  boot.loader.grub.devices = [ "$nixosparty_disk" ];
  fileSystems."/".label = "root";
  swapDevices = [ { label = "swap"; } ];
  networking.hostName = "$nixosparty_name";
  services.openssh.enable = true;
  users.users."root" = {
    password = "$nixosparty_password";
    openssh.authorizedKeys.keys = [ $nixosparty_authorized_keys ];
  };
}

party.sh

#! /usr/bin/env nix-shell
#! nix-shell -i bash -p bash coreutils envsubst gptfdisk e2fsprogs utillinux systemd

set -x
: ${nixosparty_disk:=/dev/sda}
: ${nixosparty_name:=nixos}
: ${nixosparty_password:=hunter2}
: ${nixosparty_authorized_keys:=""}
: () { [[ "$nixosparty_dryrun" ]] && echo ${@} || ${@}; }
: wipefs -a $nixosparty_disk{?,}
: udevadm settle
: sgdisk $nixosparty_disk -Z -o -n0::+2M -c0:grub -t0:ef02 -n1::+2G -c1:swap -t1:8200 -n2:: -c2:root -t2:8300
: udevadm settle
: mkfs.ext4 -q -F -L root /dev/disk/by-partlabel/root
: mkswap -f -L swap /dev/disk/by-partlabel/swap
: udevadm settle
: mkdir -p /mnt
: mount -L root /mnt
: swapon -L swap
: udevadm settle
: mkdir -p /mnt/etc/nixos
: envsubst <configuration.nix.tpl >/mnt/etc/nixos/configuration.nix
: nixos-install --no-root-passwd
: reboot