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