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#! /usr/bin/env dash
# shellcheck source=/dev/null
SHELL_LIBRARY_VERSION="1.1.4" . %SHELL_LIBRARY_PATH
INSTALL=y . %SCRIPT_ENSURE_CONFIG_VARIABLES
msg "started creating filesystem..."
nix run github:nix-community/disko -- --flake "git+https://codeberg.org/soispha/nixos-config#$NIX_HOST" --mode disko
msg "Finished mounting and generating btrfs subvolumes"
msg "Creating swapfile..."
msg2 "$(btrfs filesystem mkswapfile --size "$(free -m | awk '{if (NR==2) {printf "%sm\n", $2 + 500}}')" /mnt/swap/swapfile)";
msg "Finished creating swapfile!"
msg "Important information:"
msg2 "Swapfile UUID is: $(findmnt -no UUID -T /mnt/swap/swapfile)";
msg2 "Swapfile resume offset is: $(btrfs inspect-internal map-swapfile -r /mnt/swap/swapfile)";
msg2 "Root-disk UUID is: $(lsblk -no UUID -T $DISK_ROOT)";
msg2 "EFI-disk UUID is: $(lsblk -no UUID -T $DISK_EFI)";
warning "This information needs to be entered in the host configuration BEFORE rebuilding it. Otherwise the system won't boot!"
info_applied=false;
while [ "$info_applied" = false ];do
readp "Have you updated your chosen host with this information? [N/y]: " result
case $result in
[Yy])
info_applied=true;
;;
*)
warning "You won't be able to boot, if you don't update it!"
;;
esac
done
msg "Checking for incompatibilities..."
ssd_or_hdd=$(cat /sys/block/$disk/queue/rotational);
case "$ssd_or_hdd" in
0)
msg2 "You seem to use a ssd."
trim_support=$(lsblk --bytes --json --discard | jq --arg name "$disk" '.blockdevices | .[] | select(.name == $name) | (.["disc-gran"] + .["disc-max"]) != 0');
case $trim_support in
"true")
msg2 "Yay, your ssd supports trim, go on and activate it";
;;
"false")
msg2 "Nay, your ssd doesn't support trim, go on";
;;
*)
warning "Your ssd doesn't seem to exists, if this bothers you please open an issue.'";
;;
esac
;;
1)
msg2 "You seem to use a hdd there is nothing you have to do";
;;
*)
warning "There is no indicator, which shows, which drive your are using.\n This means, that you have to check yourself, which optimizations you should activate."
;;
esac
readp "Do you want to continue with nixos-install? [N/y]: " result
case $result in
[Yy])
nix run "git+https://codeberg.org/soispha/nixos-config#setup" --experimental-features 'nix-command flakes';
;;
*)
msg "Sure, do it yourself"
exit 1
;;
esac
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