2022-07-29 15:42:48 +00:00
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#!/usr/bin/env nix-shell
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#!nix-shell -i bash -p bash gptfdisk util-linux btrfs-progs
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set -ex
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if [ "$EUID" -ne 0 ]
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then echo "Please run as root for mount permissions!"
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exit
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fi
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BTRFS_OPTS="compress=zstd,noatime"
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MNT="/mnt"
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TARGET="/dev/sda"
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# GPT labels
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# /dev/sda1 -> BIOS boot
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# /dev/sda2 -> BTRFS partition, with
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# @rootfs mounted at /
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# @nix mounted at /nix
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# @boot mounted at /boot
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# @swap mounted at /swap
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# Mount everything at /mnt to install the system
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sgdisk --zap-all "${TARGET}"
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sgdisk -a1 -n1:2048:4095 -t1:EF02 "${TARGET}"
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sgdisk -n2:0:0 -t2:8300 "${TARGET}"
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fdisk -l "${TARGET}"
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mkfs.btrfs -f -L NIXOS "${TARGET}2"
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mkdir -p "${MNT}"
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umount -R "${MNT}" || :
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mount "${TARGET}2" "${MNT}"
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btrfs subvolume create "${MNT}"/@rootfs
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btrfs subvolume create "${MNT}"/@nix
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btrfs subvolume create "${MNT}"/@boot
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btrfs subvolume create "${MNT}"/@swap
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umount "${MNT}"
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mount -o "$BTRFS_OPTS,subvol=@rootfs" "${TARGET}2" "${MNT}"
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mkdir "${MNT}"/{nix,boot,swap}
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mount -o "$BTRFS_OPTS,subvol=@nix" "${TARGET}2" "${MNT}"/nix
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mount -o "$BTRFS_OPTS,subvol=@swap" "${TARGET}2" "${MNT}"/swap
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mount -o "$BTRFS_OPTS,subvol=@boot" "${TARGET}2" "${MNT}"/boot
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findmnt -R --target "${MNT}"
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# .#golgi is our hostname defined by our flake
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2022-07-29 17:25:12 +00:00
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nix-shell -p nixUnstable -p git --run "nixos-install --root ${MNT} --flake .#pre-golgi"
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2022-07-29 15:42:48 +00:00
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umount -R /mnt
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