# Setup # Presumes pre-formatted harddrives BOOT=/dev/sda1 DISK=/dev/sda2 dd if=/dev/urandom of=./keyfile0.bin bs=1024 count=4 dd if=/dev/urandom of=./keyfile1.bin bs=1024 count=4 echo "Creating LUKS partitions..." # Enter the passphrase which is used to unlock disk. You will enter this in grub on every boot cryptsetup luksFormat --type luks1 -c aes-xts-plain64 -s 256 -h sha512 $DISK # Add a second key which will be used by nixos. You will need to enter the pasphrase from previous step cryptsetup luksAddKey $DISK keyfile0.bin cryptsetup luksOpen $DISK crypted-nixos -d keyfile0.bin # Create the LVM echo "Creating LVM partitions..." pvcreate /dev/mapper/crypted-nixos vgcreate vg /dev/mapper/crypted-nixos lvcreate -L 4G -n swap vg lvcreate -l '100%FREE' -n root vg # Format the disks echo "Formatting disks..." mkfs.fat -F 32 $BOOT mkswap -L swap /dev/vg/swap mkfs.ext4 -L root /dev/vg/root # mkfs.ext4 -L data /dev/mapper/crypted-data echo "Mounting drives..." mount /dev/vg/root /mnt mkdir -p /mnt/boot/efi mount $BOOT /mnt/boot/efi swapon /dev/vg/swap # Copy the keys mkdir -p /mnt/etc/secrets/initrd/ cp keyfile0.bin keyfile1.bin /mnt/etc/secrets/initrd chmod 000 /mnt/etc/secrets/initrd/keyfile*.bin # Generate and edit configuration echo "Generating NixOS config..." nixos-generate-config --root /mnt # TODO: neds to get the uuid of each of the disks # UUID=$(blkid) echo "Extending NixOS config..." cat >> /mnt/etc/nixos/configuration.nix <<'endmsg' boot.loader.efi.canTouchEfiVariables = true; boot.loader.efi.efiSysMountPoint = "/boot/efi"; boot.loader.grub = { enable = true; device = "nodev"; version = 2; efiSupport = true; enableCryptodisk = true; }; boot.initrd = { luks.devices."root" = { # UPDATE ME device = "/dev/disk/by-uuid/a8b302cf-5296-4a2e-a7ba-707e6fa75123"; # UUID for /dev/nvme01np2 preLVM = true; keyFile = "/keyfile0.bin"; allowDiscards = true; }; secrets = { # Create /mnt/etc/secrets/initrd directory and copy keys to it "keyfile0.bin" = "/etc/secrets/initrd/keyfile0.bin"; "keyfile1.bin" = "/etc/secrets/initrd/keyfile1.bin"; }; }; # Data mount # This is all wrong for box for now # fileSystems."/data" = { # device = "/dev/disk/by-uuid/79630267-5766-4c7d-85a5-1d5f1dcd58ad"; # UUID for /dev/mapper/crypted-data # encrypted = { # enable = true; # label = "crypted-data"; # blkDev = "/dev/disk/by-uuid/3476cb09-b3c4-4301-9ec9-84f60f32828a"; # UUID for /dev/sda1 # keyFile = "/keyfile1.bin"; # }; # }; time.timeZone = "Australia/Brisbane"; networking.useDHCP = false; nix = { package = pkgs.nixUnstable; extraOptions = '' experimental-features = nix-command flakes ''; }; users.users.anish = { isNormalUser = true; hashedPassword = "MVHHpy9gbe3ow"; extraGroups = [ "wheel" ]; # Enable ‘sudo’ for the user. openssh.authorizedKeys.keys = [ "ssh-rsa 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 anish@curve" ]; }; security.sudo.wheelNeedsPassword = false; # needed for deploy-rs services.openssh.enable = true; # This value determines the NixOS release from which the default # settings for stateful data, like file locations and database versions # on your system were taken. It‘s perfectly fine and recommended to leave # this value at the release version of the first install of this system. # Before changing this value read the documentation for this option # (e.g. man configuration.nix or on https://nixos.org/nixos/options.html). system.stateVersion = "22.11"; # Did you read the comment? } endmsg # sudo nixos-install