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modified: auto-installer/installer.nix

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beatzaplenty
2025-07-21 09:54:23 +10:00
parent e0a1d1b5dc
commit 0321f764aa
1 changed files with 84 additions and 43 deletions
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auto-installer/installer.nix
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@@ -29,52 +29,93 @@ environment.etc."git-credentials".text =
}; };
}; };
# Write auto-install script to /root
environment.etc."root/auto-install.sh".text = ''
#!/run/current-system/sw/bin/bash
set -eux
systemd.services.autoInstall = { mkdir -p /mnt/install-tmp
description = "Automatic NixOS installation"; export TMPDIR=/mnt/install-tmp
parted /dev/sda -- mklabel msdos
parted /dev/sda -- mkpart primary 1MB -8GB
parted /dev/sda -- set 1 boot on
parted /dev/sda -- mkpart primary linux-swap -8GB 100%
mkfs.ext4 -L nixos /dev/sda1
mkswap -L swap /dev/sda2
swapon /dev/sda2
mount /dev/disk/by-label/nixos /mnt
nixos-install --flake "$(cat /etc/flake-url)" --no-root-password --no-write-lock-file
rm -rf /mnt/install-tmp
sleep 10
reboot
'';
environment.etc."root/auto-install.sh".mode = "0755";
systemd.services.autoInstallInteractive = {
description = "Interactive NixOS installer on tty2";
wants = [ "getty@tty2.service" ];
after = [ "getty@tty2.service" ];
wantedBy = [ "multi-user.target" ]; wantedBy = [ "multi-user.target" ];
after = [ "network-online.target" ];
path = [
pkgs.parted
pkgs.util-linux
pkgs.e2fsprogs
pkgs.nixos-install
pkgs.nix
pkgs.git
pkgs.bash
];
serviceConfig = { serviceConfig = {
Type = "oneshot"; Type = "simple";
ExecStart = pkgs.writeShellScript "auto-install.sh" '' StandardInput = "tty";
set -eux StandardOutput = "inherit";
#create MBR table TTYPath = "/dev/tty2";
parted /dev/sda -- mklabel msdos TTYReset = true;
#create nixos partition TTYVHangup = true;
parted /dev/sda -- mkpart primary 1MB -8GB };
#set nixos partition to bootable
parted /dev/sda -- set 1 boot on
# create swap partition
parted /dev/sda -- mkpart primary linux-swap -8GB 100%
#format OS partition # Run script attached to tty2
mkfs.ext4 -L nixos /dev/sda1 script = "exec /root/auto-install.sh";
#format swap
mkswap -L swap /dev/sda2
#activate swap
swapon /dev/sda2
#mount nixos partition
mount /dev/disk/by-label/nixos /mnt
# Choose a disk-backed temp directory
mkdir -p /mnt/install-tmp
export TMPDIR=/mnt/install-tmp
nixos-install --flake "$(cat /etc/flake-url)" --no-root-password --no-write-lock-file
rm -r /mnt/install-tmp
sleep 10
reboot
'';
};
}; };
# systemd.services.autoInstall = {
# description = "Automatic NixOS installation";
# wantedBy = [ "multi-user.target" ];
# after = [ "network-online.target" ];
# path = [
# pkgs.parted
# pkgs.util-linux
# pkgs.e2fsprogs
# pkgs.nixos-install
# pkgs.nix
# pkgs.git
# pkgs.bash
# ];
# serviceConfig = {
# Type = "oneshot";
# ExecStart = pkgs.writeShellScript "auto-install.sh" ''
# set -eux
# #create MBR table
# parted /dev/sda -- mklabel msdos
# #create nixos partition
# parted /dev/sda -- mkpart primary 1MB -8GB
# #set nixos partition to bootable
# parted /dev/sda -- set 1 boot on
# # create swap partition
# parted /dev/sda -- mkpart primary linux-swap -8GB 100%
# #format OS partition
# mkfs.ext4 -L nixos /dev/sda1
# #format swap
# mkswap -L swap /dev/sda2
# #activate swap
# swapon /dev/sda2
# #mount nixos partition
# mount /dev/disk/by-label/nixos /mnt
# # Choose a disk-backed temp directory
# mkdir -p /mnt/install-tmp
# export TMPDIR=/mnt/install-tmp
# nixos-install --flake "$(cat /etc/flake-url)" --no-root-password --no-write-lock-file
# rm -r /mnt/install-tmp
# sleep 10
# reboot
# '';
# };
# };
} }