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{ pkgs, lib, pubkey ? "", disk ? "/dev/sda", vgname ? "pool", luksmap ? "luksmap", keyfile ? "/root/keyfile", ... }:
with lib;
pkgs.writeText "init" ''
#! /bin/sh
# usage: curl xu/~tv/init | sh
set -efu
# TODO nix-env -f '<nixpkgs>' -iA jq # if not exists (also version)
# install at tmp location
case $(cat /proc/cmdline) in
*' root=LABEL=NIXOS_ISO '*) :;;
*) echo Error: unknown operating system >&2; exit 1;;
esac
keyfile=${keyfile}
disk=${disk}
luksdev=${disk}2
luksmap=/dev/mapper/${luksmap}
vgname=${vgname}
rootdev=/dev/mapper/${vgname}-root
homedev=/dev/mapper/${vgname}-home
bkudev=/dev/mapper/${vgname}-bku
#
#generate keyfile
#
if ! test -e "$keyfile"; then
dd if=/dev/urandom bs=512 count=2048 of=$keyfile
fi
#
# partitioning
#
# http://en.wikipedia.org/wiki/GUID_Partition_Table
# undo:
# dd if=/dev/zero bs=512 count=34 of=/dev/sda
# TODO zero last 34 blocks (lsblk -bno SIZE /dev/sda)
if ! test "$(blkid -o value -s PTTYPE "$disk")" = gpt; then
parted -a optimal "$disk" \
mklabel gpt \
mkpart no-fs 0 1024KiB \
set 1 bios_grub on \
mkpart primary 1025KiB 100%
fi
if ! test "$(blkid -o value -s PARTLABEL "$luksdev")" = primary; then
echo zonk2
exit 23
fi
if ! cryptsetup isLuks "$luksdev"; then
# aes xts-plain64
cryptsetup luksFormat "$luksdev" "$keyfile" \
-h sha512 \
--iter-time 5000
fi
if ! test -e "$luksmap"; then
cryptsetup luksOpen "$luksdev" "$(basename "$luksmap")" \
--key-file "$keyfile"
fi
# cryptsetup close
if ! test "$(blkid -o value -s TYPE "$luksmap")" = LVM2_member; then
pvcreate "$luksmap"
fi
if ! vgdisplay -s "$vgname"; then vgcreate "$vgname" "$luksmap"; fi
lvchange -a y /dev/mapper/"$vgname"
if ! test -e "$rootdev"; then lvcreate -L 100G -n root "$vgname"; fi
if ! test -e "$homedev"; then lvcreate -L 100G -n home "$vgname"; fi
if ! test -e "$bkudev"; then lvcreate -L 200G -n bku "$vgname"; fi
# lvchange -a n "$vgname"
#
# formatting
#
if ! test "$(blkid -o value -s TYPE "$rootdev")" = btrfs; then
mkfs.btrfs "$rootdev"
fi
if ! test "$(blkid -o value -s TYPE "$homedev")" = btrfs; then
mkfs.btrfs "$homedev"
fi
if ! test "$(blkid -o value -s TYPE "$bkudev")" = btrfs; then
mkfs.btrfs "$bkudev"
fi
if ! test "$(lsblk -n -o MOUNTPOINT "$rootdev")" = /mnt; then
mount "$rootdev" /mnt
fi
if ! test "$(lsblk -n -o MOUNTPOINT "$homedev")" = /mnt/home; then
mkdir -m 0000 -p /mnt/home
mount "$homedev" /mnt/home
fi
if ! test "$(lsblk -n -o MOUNTPOINT "$bkudev")" = /mnt/bku; then
mkdir -m 0000 -p /mnt/bku
mount "$bkudev" /mnt/bku
fi
# umount -R /mnt
#
# dependencies for stockholm
#
nix-env -iA nixos.git
mkdir -p /mnt/var/src
touch /mnt/var/src/.populate
#
# print all the infos
#
parted "$disk" print
lsblk "$disk"
key='${pubkey}'
if [ "$(cat /root/.ssh/authorized_keys 2>/dev/null)" != "$key" ]; then
mkdir -p /root/.ssh
echo "$key" > /root/.ssh/authorized_keys
fi
systemctl start sshd
ip route
echo READY.
''
|
