46 lines
1.7 KiB
Bash
46 lines
1.7 KiB
Bash
#!/usr/bin/env bash
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set -euo pipefail
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# Ensure we have root privileges before touching system paths.
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if [[ "${EUID:-$(id -u)}" -ne 0 ]]; then
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exec sudo -E "$0" "$@"
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fi
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script_dir="$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" && pwd -P)"
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# Resolve the active GRUB theme's icons directory from user.cfg.
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find_icons_dir() {
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local theme_line theme_dir
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theme_line="$(awk -F= '/set[[:space:]]+theme=/ {print $2; exit}' /boot/grub2/user.cfg 2>/dev/null | tr -d '"' || true)"
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[[ -n "$theme_line" ]] || return 1
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theme_dir="${theme_line%/*}"
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echo "${theme_dir}/icons"
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}
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icons_dir="$(find_icons_dir || true)"
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# Abort if we cannot locate the theme icons directory.
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if [[ -z "$icons_dir" || ! -d "$icons_dir" ]]; then
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echo "Could not find GRUB theme icons directory. Ensure /boot/grub2/user.cfg contains a theme= entry." >&2
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exit 1
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fi
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# Drop the Bluefin icon into the active theme.
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echo "Copying Bluefin icon to ${icons_dir}"
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install -m 644 -D "${script_dir}/bluefin.png" "${icons_dir}/bluefin.png"
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# Install the helper that ensures grub_class bluefin exists.
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echo "Installing helper script to /usr/local/sbin"
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install -m 755 "${script_dir}/bls-add-bluefin.sh" /usr/local/sbin/bls-add-bluefin.sh
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# Add the rpm-ostree hook and reload systemd.
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echo "Installing systemd drop-in for rpm-ostree hook"
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install -m 644 -D "${script_dir}/bluefin-icons.conf" /etc/systemd/system/ostree-finalize-staged.service.d/bluefin-icons.conf
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systemctl daemon-reload
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# Immediately apply the Bluefin class to existing BLS entries.
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echo "Applying grub_class bluefin to existing BLS entries"
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/usr/local/sbin/bls-add-bluefin.sh
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# Report completion.
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echo "Done. New deployments will keep the Bluefin GRUB icon."
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