# # enable ssh for root # sudo bash systemctl start sshd passwd # # install script below # # fix unlocking https://nixos.wiki/wiki/Bcachefs nix-env -iA nixos.keyutils keyctl link @u @s # # kill old efi boot stuff # efibootmgr efibootmgr -b 0 -B efibootmgr -b 1 -B efibootmgr -b 2 -B efibootmgr -b 3 -B efibootmgr -b 4 -B efibootmgr # Defining some helper variables (these will be used in later code # blocks as well, so make sure to use the same terminal session or # redefine them later) DISK=/dev/disk/by-id/nvme-CT4000P3PSSD8_2325E6E63746 DISK2=/dev/disk/by-id/ata-CT2000MX500SSD1_2138E5D5061F HOST=mini # ensure 4k sector size nvme format --lbaf=1 --force $DISK nvme id-ns -H $DISK sleep 5 # kill old data sgdisk --zap-all $DISK blkdiscard -v $DISK wipefs -a $DISK gdisk -l $DISK # wipe second disk sgdisk --zap-all $DISK2 blkdiscard -v $DISK2 wipefs -a $DISK2 sleep 5 # create partitions parted $DISK -- mklabel gpt sgdisk -n 1:0:+1024M -c 1:"EFI System Partition" -t 1:EF00 $DISK sgdisk -n 2:0:0 -c 2:"Linux" -t 2:8e00 $DISK parted $DISK -- set 1 boot on sleep 5 # take a look cat /proc/partitions # boot partition mkfs.fat -F 32 -n EFIBOOT $DISK-part1 sleep 5 # create encrypted bcachefs over all disks, use only fast lz4 compression bcachefs format --block_size=4096 --errors=ro --compression=lz4 --wide_macs --acl --encrypted --fs_label=nix --discard -f $DISK-part2 $DISK2 sleep 5 # prepare install, tmpfs root mount -t tmpfs none /mnt # Create directories to mount file systems on mkdir -p /mnt/{nix,home,boot,root,etc/nixos} # mount the ESP mount $DISK-part1 /mnt/boot # mount large bcachefs mount -t bcachefs $DISK-part2:$DISK2 /mnt/nix # ensure tmp fills not the RAM mkdir -p /mnt/tmp /mnt/nix/tmp mount --bind /mnt/nix/tmp /mnt/tmp # bind mount persistent stuff to data mkdir -p /mnt/nix/data/{home,root,nixos/$HOST} mount --bind /mnt/nix/data/home /mnt/home mount --bind /mnt/nix/data/root /mnt/root mount --bind /mnt/nix/data/nixos/$HOST /mnt/etc/nixos # create fake /nix/data to have the right paths mkdir -p /nix/data mount --bind /mnt/nix/data /nix/data # take a look mount # configure nixos-generate-config --root /mnt # check /mnt/etc/nixos/hardware-configuration.nix /mnt/etc/nixos/configuration.nix # copy config data from another machine including secrets sudo scp -r /nix/data/nixos root@192.168.13.100:/mnt/nix/data # install nixos-install --option experimental-features 'nix-command flakes' --no-root-passwd --root /mnt # unmount all stuff and sync umount -Rl /nix/data /mnt sync # sync all /data after the install sudo -E rsync -va --delete --one-file-system /nix/data/ root@192.168.13.100:/nix/data/