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