72 lines
2.1 KiB
Bash
Executable file
72 lines
2.1 KiB
Bash
Executable file
#!/usr/bin/env bash
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set -euo pipefail
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# Non-interactive Btrfs installer using the flake in this repo.
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# Defaults: DISK=/dev/vda HOSTNAME=nanuqsaurus
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DISK=${DISK:-/dev/vda}
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HOSTNAME=${HOSTNAME:-nanuqsaurus}
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SCRIPT_DIR=$(cd -- "$(dirname "${BASH_SOURCE[0]}")" && pwd)
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REPO_ROOT=$(cd -- "${SCRIPT_DIR}/.." && pwd)
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clear
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echo "[1/7] Partitioning ${DISK}"
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printf "label: gpt\n,550M,U\n,,L\n" | sfdisk "${DISK}"
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echo "[2/7] Formatting"
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mkfs.fat -F 32 "${DISK}1"
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mkfs.btrfs -f "${DISK}2"
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echo "[3/7] Creating Btrfs subvolumes"
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mkdir -p /mnt
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mount "${DISK}2" /mnt
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btrfs subvolume create /mnt/root
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btrfs subvolume create /mnt/home
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btrfs subvolume create /mnt/nix
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umount /mnt
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echo "[4/7] Mounting subvolumes"
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mount -o compress=zstd,subvol=root "${DISK}2" /mnt
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mkdir -p /mnt/{home,nix,boot}
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mount -o compress=zstd,subvol=home "${DISK}2" /mnt/home
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mount -o compress=zstd,subvol=nix "${DISK}2" /mnt/nix
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mount "${DISK}1" /mnt/boot
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echo "[5/7] Copying flake to /etc/nixos"
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mkdir -p /mnt/etc/nixos
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if command -v rsync >/dev/null 2>&1; then
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rsync -a --exclude '.git' --exclude 'result' --exclude 'node_modules' "${REPO_ROOT}/" /mnt/etc/nixos/
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else
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(cd "${REPO_ROOT}" && tar -cf - --exclude=.git --exclude=result --exclude=node_modules .) | (cd /mnt/etc/nixos && tar -xf -)
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fi
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echo "[6/7] Generating hardware config"
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mkdir -p /mnt/etc/nixos/hosts
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nixos-generate-config --root /mnt --show-hardware-config > "/mnt/etc/nixos/hosts/local-${HOSTNAME}-hardware.nix"
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host_file="/mnt/etc/nixos/hosts/local-${HOSTNAME}.nix"
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if [ ! -e "${host_file}" ]; then
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cat > "${host_file}" <<EOF
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{ inputs, ... }:
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{
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imports = [
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inputs.lix-module.nixosModules.lixFromNixpkgs
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../modules/system/base.nix
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../modules/desktop/gnome-minimal.nix
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../modules/users/admin.nix
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./local-${HOSTNAME}-hardware.nix
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];
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networking.hostName = "${HOSTNAME}";
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}
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EOF
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fi
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echo "[7/7] Installing ${HOSTNAME} via flake"
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nixos-install --root /mnt --flake "/mnt/etc/nixos#${HOSTNAME}" --no-root-passwd |& tee /tmp/nixos-install.log
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echo "Install log saved to /tmp/nixos-install.log"
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echo "Install complete. You can reboot now."
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