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install.sh: nixos option and various improvements

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adds a nixos option with its related special handling, uses mktemp instead of a hardcoded tmp folder, adds a check on fetching remote hash and makes the script generally more talkative on what it is doing/failure
This commit is contained in:
Nojus 2025-07-13 22:50:25 +02:00 • committed by Pancake
parent 83b869b0c4
commit 67f5e4923b
1 changed files with 28 additions and 13 deletions
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41
install.sh
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@ -2,6 +2,7 @@
: "${INSTALL_PATH:=$HOME/.local}" : "${INSTALL_PATH:=$HOME/.local}"
BASE_URL='https://pancake.gay/lsfg-vk' BASE_URL='https://pancake.gay/lsfg-vk'
NIX_FLAKE_REPO='https://github.com/pabloaul/lsfg-vk-flake'
# prompt for distro # prompt for distro
echo "Which version would you like to install?" echo "Which version would you like to install?"
@ -9,7 +10,8 @@ echo "1) Arch Linux (Artix Linux, CachyOS, Steam Deck, etc.)"
echo "2) Debian" echo "2) Debian"
echo "3) Ubuntu" echo "3) Ubuntu"
echo "4) Fedora" echo "4) Fedora"
printf "Enter the number (1-4): " echo "5) NixOS (external flake project)"
printf "Enter the number (1-5): "
read -r version_choice < /dev/tty read -r version_choice < /dev/tty
case "$version_choice" in case "$version_choice" in
@ -17,6 +19,7 @@ case "$version_choice" in
2) DISTRO="debian"; DISTRO_PRETTY="Debian" ;; 2) DISTRO="debian"; DISTRO_PRETTY="Debian" ;;
3) DISTRO="ubuntu"; DISTRO_PRETTY="Ubuntu" ;; 3) DISTRO="ubuntu"; DISTRO_PRETTY="Ubuntu" ;;
4) DISTRO="fedora"; DISTRO_PRETTY="Fedora" ;; 4) DISTRO="fedora"; DISTRO_PRETTY="Fedora" ;;
5) DISTRO="nixos"; DISTRO_PRETTY="NixOS"; USE_NIX=true ;;
*) echo "Invalid choice."; exit 1 ;; *) echo "Invalid choice."; exit 1 ;;
esac esac
@ -25,12 +28,18 @@ SHA_NAME="lsfg-vk_${DISTRO}.zip.sha"
SHA_FILE="$INSTALL_PATH/share/lsfg-vk.sha" SHA_FILE="$INSTALL_PATH/share/lsfg-vk.sha"
# get local and remote versions # get local and remote versions
REMOTE_HASH=$(curl -fsSL "$BASE_URL/$SHA_NAME")
LOCAL_HASH=$(test -f "$SHA_FILE" && cat "$SHA_FILE") LOCAL_HASH=$(test -f "$SHA_FILE" && cat "$SHA_FILE")
if [ "$USE_NIX" ]; then
command -v nix >/dev/null 2>&1 || { echo "Error: nix command not found."; exit 1; }
REMOTE_HASH=$(curl -fsSL "${NIX_FLAKE_REPO/github.com/api.github.com/repos}/releases/latest" | grep '"tag_name"' | cut -d '"' -f 4)
else
REMOTE_HASH=$(curl -fsSL "$BASE_URL/$SHA_NAME")
fi
[ -z "$REMOTE_HASH" ] && { echo "Failed to fetch latest release."; exit 1; }
if [ "$REMOTE_HASH" != "$LOCAL_HASH" ]; then if [ "$REMOTE_HASH" != "$LOCAL_HASH" ]; then
# prompt user for confirmation # prompt user for confirmation
echo -n "Are you sure you want to install lsfg-vk for ${DISTRO_PRETTY}? (y/n) " echo -n "Are you sure you want to install lsfg-vk ($REMOTE_HASH) for ${DISTRO_PRETTY}? (y/n) "
read -r answer < /dev/tty read -r answer < /dev/tty
if [ "$answer" != "y" ]; then if [ "$answer" != "y" ]; then
@ -38,18 +47,24 @@ if [ "$REMOTE_HASH" != "$LOCAL_HASH" ]; then
exit 0 exit 0
fi fi
# download lsfg-vk TEMP_DIR=$(mktemp -d) && cd "$TEMP_DIR" || { echo "Failed to create temporary directory."; exit 1; }
curl -fsSL -o "/tmp/$ZIP_NAME" "$BASE_URL/$ZIP_NAME" if [ "$USE_NIX" ]; then
if [ $? -ne 0 ]; then # download, build and install lsfg-vk-flake from GitHub
echo "Failed to download lsfg-vk. Please check your internet connection." curl -fsSL "$NIX_FLAKE_REPO/archive/refs/tags/$REMOTE_HASH.tar.gz" | tar -xz
exit 1
fi cd lsfg-vk-flake-* && nix build || { echo "Build failed."; rm -vrf "$TEMP_DIR"; exit 1; }
install -Dvm644 result/lib/liblsfg-vk.so "$INSTALL_PATH/lib/liblsfg-vk.so"
install -Dvm644 result/share/vulkan/implicit_layer.d/VkLayer_LS_frame_generation.json "$INSTALL_PATH/share/vulkan/implicit_layer.d/VkLayer_LS_frame_generation.json"
else
# download and install prebuilt lsfg-vk
curl -fsSL -o "$TEMP_DIR/$ZIP_NAME" "$BASE_URL/$ZIP_NAME" || { echo "Failed to download lsfg-vk. Please check your internet connection."; rm -vrf "$TEMP_DIR"; exit 1; }
cd "$INSTALL_PATH" && unzip -o "$TEMP_DIR/$ZIP_NAME" || { echo "Extraction failed. Is install path writable or unzip installed?"; rm -vrf "$TEMP_DIR"; exit 1; }
fi
rm -vrf "$TEMP_DIR"
# install lsfg-vk
cd "$INSTALL_PATH" || exit 1
unzip -o "/tmp/$ZIP_NAME"
echo "$REMOTE_HASH" > "$SHA_FILE" echo "$REMOTE_HASH" > "$SHA_FILE"
rm -v "/tmp/$ZIP_NAME"
echo "lsfg-vk for ${DISTRO_PRETTY} has been installed." echo "lsfg-vk for ${DISTRO_PRETTY} has been installed."
else else