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Partition and format NVMe SSD drive for Amnesaic NixOS setup
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#!/usr/bin/env bash | |
set -xeuo pipefail | |
DISK=/dev/nvme0n1 | |
parted $DISK -- mklabel gpt | |
parted $DISK -- mkpart ESP fat32 1MB 512MB | |
parted $DISK -- set 1 esp on | |
parted $DISK -- mkpart primary linux-swap 512MB 32GB | |
parted $DISK -- mkpart primary 32GB 100% | |
cryptsetup --verify-passphrase -v luksFormat "$DISK"p3 | |
cryptsetup open "$DISK"p3 enc | |
mkfs.fat -F 32 -n boot "$DISK"p1 | |
mkswap -L swap "$DISK"p2 | |
swapon "$DISK"p2 | |
mkfs.btrfs /dev/mapper/enc | |
mount -t btrfs /dev/mapper/enc /mnt | |
btrfs subvolume create /mnt/root | |
btrfs subvolume create /mnt/home | |
btrfs subvolume create /mnt/nix | |
btrfs subvolume create /mnt/persist | |
btrfs subvolume create /mnt/log | |
btrfs subvolume snapshot -r /mnt/root /mnt/root-blank | |
btrfs subvolume snapshot -r /mnt/home /mnt/home-blank | |
umount /mnt | |
mount -o subvol=root,compress=zstd,noatime /dev/mapper/enc /mnt | |
mkdir /mnt/home | |
mount -o subvol=home,compress=zstd,noatime /dev/mapper/enc /mnt/home | |
mkdir /mnt/nix | |
mount -o subvol=nix,compress=zstd,noatime /dev/mapper/enc /mnt/nix | |
mkdir /mnt/persist | |
mount -o subvol=persist,compress=zstd,noatime /dev/mapper/enc /mnt/persist | |
mkdir -p /mnt/var/log | |
mount -o subvol=log,compress=zstd,noatime /dev/mapper/enc /mnt/var/log | |
mkdir /mnt/boot | |
mount "$DISK"p1 /mnt/boot | |
nixos-generate-config --root /mnt |
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