48d795da54
Click-to-install path for machines first-boot already offers. Installs nvidia + nvidia-utils (never cuda), writes ~/.config/hypr/nvidia.lua, and hyprland.lua dofiles that file only if it exists. Mesa stays unchanged. Not on the ISO. Reboot after.
150 lines
4.5 KiB
Bash
Executable file
150 lines
4.5 KiB
Bash
Executable file
#!/bin/bash
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# bos-nvidia-setup — optional proprietary NVIDIA driver + Hyprland env.
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#
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# Installs nvidia + nvidia-utils only (never cuda). Writes
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# ~/.config/hypr/nvidia.lua, which skel hyprland.lua dofiles only when
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# the file exists — Mesa machines stay unchanged. Existing installs get
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# the same include patched in if it is missing.
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#
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# Click-to-install from Settings, or run by hand. Not invoked from
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# bos-first-boot. Idempotent. Prints "reboot required".
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#
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# Must run on an installed system. Elevates via pkexec, then sudo.
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set -uo pipefail
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usage() {
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cat <<'EOF'
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Usage: bos-nvidia-setup [--home DIR]
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Install nvidia + nvidia-utils (not cuda) and write the Hyprland NVIDIA
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env drop-in for this user. Reboot after.
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--home DIR user home that owns ~/.config/hypr (required under pkexec
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if PKEXEC_UID / SUDO_USER cannot be resolved)
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EOF
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}
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TARGET_HOME=""
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while [[ $# -gt 0 ]]; do
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case "$1" in
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--home)
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TARGET_HOME="${2:-}"
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shift 2
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;;
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-h|--help)
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usage
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exit 0
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;;
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*)
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echo "bos-nvidia-setup: unknown argument: $1" >&2
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usage >&2
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exit 2
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;;
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esac
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done
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if [[ "$(id -un)" == "liveuser" || -d /run/archiso ]]; then
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echo "bos-nvidia-setup is for an installed system, not the live ISO." >&2
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exit 1
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fi
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if [[ "$(id -u)" -ne 0 ]]; then
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home="${TARGET_HOME:-${HOME:-}}"
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if [[ -z "$home" ]]; then
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echo "bos-nvidia-setup: cannot determine home; pass --home" >&2
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exit 1
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fi
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self="$(command -v bos-nvidia-setup 2>/dev/null || true)"
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[[ -n "$self" ]] || self="$(readlink -f "$0" 2>/dev/null || printf '%s' "$0")"
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if command -v pkexec >/dev/null 2>&1; then
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exec pkexec "$self" --home "$home"
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fi
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if command -v sudo >/dev/null 2>&1; then
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exec sudo "$self" --home "$home"
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fi
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echo "bos-nvidia-setup: need root (pkexec or sudo)" >&2
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exit 1
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fi
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if [[ -z "$TARGET_HOME" ]]; then
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if [[ -n "${PKEXEC_UID:-}" ]]; then
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TARGET_HOME="$(getent passwd "$PKEXEC_UID" | cut -d: -f6 || true)"
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elif [[ -n "${SUDO_USER:-}" && "${SUDO_USER}" != root ]]; then
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TARGET_HOME="$(getent passwd "$SUDO_USER" | cut -d: -f6 || true)"
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fi
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fi
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if [[ -z "$TARGET_HOME" || "$TARGET_HOME" == /root || ! -d "$TARGET_HOME" ]]; then
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echo "bos-nvidia-setup: cannot determine user home (pass --home)" >&2
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exit 1
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fi
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HYPR_DIR="$TARGET_HOME/.config/hypr"
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NVIDIA_LUA="$HYPR_DIR/nvidia.lua"
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HYPR_LUA="$HYPR_DIR/hyprland.lua"
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# Hyprland 0.56 (Aquamarine). Wiki (https://wiki.hypr.land/Nvidia/):
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# LIBVA_DRIVER_NAME + __GLX_VENDOR_LIBRARY_NAME. NVD_BACKEND is the
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# current VA-API hint. No WLR_* (not wlroots). No GBM_BACKEND (not
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# required; older docs cargo-culted it and it can break Firefox).
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NVIDIA_LUA_BODY='-- Written by bos-nvidia-setup. hyprland.lua dofiles this only when it exists.
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-- Hyprland 0.56 (Aquamarine) — no WLR_* variables.
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-- https://wiki.hypr.land/Nvidia/
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hl.env("LIBVA_DRIVER_NAME", "nvidia")
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hl.env("__GLX_VENDOR_LIBRARY_NAME", "nvidia")
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hl.env("NVD_BACKEND", "direct")
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'
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# Self-contained so it is safe to append to a hand-edited hyprland.lua.
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HYPR_INCLUDE='-- bos-nvidia-setup: optional proprietary env; no-op when the file is absent
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do
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local nvidia = (os.getenv("HOME") or "") .. "/.config/hypr/nvidia.lua"
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local f = io.open(nvidia, "r")
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if f then
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f:close()
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pcall(dofile, nvidia)
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end
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end
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'
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own_as_user() {
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local path="$1"
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[[ -e "$path" ]] || return 0
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local owner
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owner="$(stat -c '%u:%g' "$TARGET_HOME" 2>/dev/null || true)"
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[[ -n "$owner" ]] || return 0
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chown "$owner" "$path" 2>/dev/null || true
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}
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echo "==> Installing nvidia + nvidia-utils (not cuda)"
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if ! command -v pacman >/dev/null 2>&1; then
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echo "bos-nvidia-setup: pacman not found" >&2
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exit 1
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fi
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if ! pacman -S --needed --noconfirm -- nvidia nvidia-utils; then
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echo "bos-nvidia-setup: pacman install failed" >&2
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exit 1
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fi
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echo "==> Writing $NVIDIA_LUA"
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mkdir -p "$HYPR_DIR" || {
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echo "bos-nvidia-setup: cannot create $HYPR_DIR" >&2
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exit 1
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}
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printf '%s' "$NVIDIA_LUA_BODY" >"$NVIDIA_LUA" || {
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echo "bos-nvidia-setup: cannot write $NVIDIA_LUA" >&2
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exit 1
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}
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own_as_user "$NVIDIA_LUA"
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if [[ -f "$HYPR_LUA" ]] && ! grep -q 'nvidia\.lua' "$HYPR_LUA"; then
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echo "==> Including nvidia.lua from $HYPR_LUA"
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if [[ -n "$(tail -c1 "$HYPR_LUA" 2>/dev/null || true)" ]]; then
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printf '\n' >>"$HYPR_LUA"
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fi
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printf '%s\n' "$HYPR_INCLUDE" >>"$HYPR_LUA"
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own_as_user "$HYPR_LUA"
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fi
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echo "reboot required"
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exit 0
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