nix-setup/install.sh
2026-01-03 09:11:37 +01:00

68 lines
1.9 KiB
Bash

#!/bin/sh
echo "this is meant to be run from the iso!!!"
if [ $(whoami) = nixos ] ; then
echo "iso detected. continue!"
else
echo "you don't appear to be in the install iso."
echo -n "are you SURE??? (y/N) "
read sure
if ! [ "$sure" = "y" ] ; then
echo "ok. exiting."
exit 0
fi
echo "i will continue."
fi
lsblk
echo -n "> what drive to install on? /dev/"
read drive
echo -n "> what type of thing? o for BIOS (automatic), g for EFI (needs further config): "
read mode
sudo fdisk "/dev/$drive" << EOF
$mode
n
p
1
+512M
$(if [ "$mode" = o ] ; then echo -n a ; else echo -en "t\n1" ; fi)
n
p
2
-100M
w
EOF
if [ $? != 0 ] ; then exit 1 ; fi
sleep 1
echo "> created partition table on /dev/$drive with /boot and /."
sudo mkfs.fat /dev/$drive*1 || exit 1 # /dev/sda 1 or /dev/nvme0n1 p1 => *1 instead of just 1
sudo cryptsetup luksFormat /dev/$drive*2 || exit 1
sudo cryptsetup open /dev/$drive*2 cryptroot || exit 1
sudo mkfs.ext4 /dev/mapper/cryptroot || exit 1
echo "> formatted."
sudo mkdir /mnt
sudo mount /dev/mapper/cryptroot /mnt || exit 1
sudo mkdir /mnt/boot
sudo mount /dev/$drive*1 /mnt/boot || exit 1
echo "> mounted."
echo "> generating config"
sudo nixos-generate-config --root /mnt
cd /mnt/etc/nixos
sudo loadkeys de
echo -n "hostname: "
sudo sed -i -E "s/^}\$/ boot.loader.grub.device = \"\/dev\/$drive\";\n networking.hostName = \"$(head -n1)\";\n}/" hardware-configuration.nix
sudo sed -i -E 's/\[ (\(modulesPath)/[ #marker.inclusions#\n \1/g' hardware-configuration.nix
if [ "$mode" = g ] ; then
sudo sed -i -E 's/(#marker.inclusions#)/.\/efi.nix \1/g' hardware-configuration.nix
fi
echo "> installing git"
nix-env -i git > /dev/null || exit 1
echo "> downloading tudbut/nix-setup"
sudo git clone https://git.tudbut.de/tudbut/nix-setup
sudo rm configuration.nix
pushd nix-setup ; sudo mv $(ls -a) .. ; popd
echo "> initializing"
sudo bash init.sh