Name:           grub-btrfs
Version:        4.14
Release:        2%{?dist}
Summary:        Include btrfs snapshots in GRUB boot menu (auto-update on snapshot change)

License:        GPL-3.0-or-later
URL:            https://github.com/Antynea/grub-btrfs
Source0:        https://github.com/Antynea/grub-btrfs/archive/v%{version}.tar.gz
# Fedora/RHEL: daemon tuned like Arch extra/grub-btrfs + upstream README (inotify + /.snapshots)
Source1:        grub-btrfsd.service.fedora
Source2:        90-grub-btrfs.preset

BuildArch:      noarch

Requires:       grub2
Requires:       btrfs-progs
Requires:       bash
Requires:       gawk
# grub-btrfsd uses inotifywait — same as Arch README / manual install
Requires:       inotify-tools

%description
grub-btrfs improves GRUB by automatically adding btrfs snapshots to the boot
menu. You can boot your system from a snapshot directly from the GRUB menu..

%prep
%autosetup -n grub-btrfs-%{version}

# Fedora/RHEL paths in config (grub2-mkconfig, /boot/grub2)
sed -i 's|^#GRUB_BTRFS_GRUB_DIRNAME=.*|GRUB_BTRFS_GRUB_DIRNAME="/boot/grub2"|' config
sed -i 's|^#GRUB_BTRFS_MKCONFIG=.*|GRUB_BTRFS_MKCONFIG=/usr/bin/grub2-mkconfig|' config
sed -i 's|^#GRUB_BTRFS_SCRIPT_CHECK=.*|GRUB_BTRFS_SCRIPT_CHECK=grub2-script-check|' config

%build
:

%install
install -Dm644 manpages/grub-btrfs.8.man %{buildroot}%{_mandir}/man8/grub-btrfs.8
install -Dm644 manpages/grub-btrfsd.8.man %{buildroot}%{_mandir}/man8/grub-btrfsd.8
install -Dm755 41_snapshots-btrfs %{buildroot}%{_sysconfdir}/grub.d/41_snapshots-btrfs
install -Dm644 config %{buildroot}%{_sysconfdir}/default/grub-btrfs/config
install -Dm755 grub-btrfsd %{buildroot}%{_bindir}/grub-btrfsd
install -Dm644 %{SOURCE1} %{buildroot}%{_unitdir}/grub-btrfsd.service
install -Dm644 %{SOURCE2} %{buildroot}%{_prefix}/lib/systemd/system-preset/90-grub-btrfs.preset
install -Dm644 LICENSE %{buildroot}%{_datadir}/licenses/%{name}/LICENSE
install -Dm644 README.md %{buildroot}%{_datadir}/doc/%{name}/README.md
install -Dm644 initramfs/readme.md %{buildroot}%{_datadir}/doc/%{name}/initramfs-overlayfs.md
install -Dm644 %{SOURCE3} %{buildroot}%{_datadir}/doc/%{name}/GRUB-BTRFSD-SNAPSHOTS.md

%files
%license %{_datadir}/licenses/%{name}/LICENSE
%doc %{_datadir}/doc/%{name}/README.md
%doc %{_datadir}/doc/%{name}/initramfs-overlayfs.md
%config(noreplace) %{_sysconfdir}/default/grub-btrfs/config
%{_sysconfdir}/grub.d/41_snapshots-btrfs
%{_bindir}/grub-btrfsd
%{_unitdir}/grub-btrfsd.service
%{_prefix}/lib/systemd/system-preset/90-grub-btrfs.preset
%{_mandir}/man8/grub-btrfs.8*
%{_mandir}/man8/grub-btrfsd.8*

%post
if [ -x /usr/bin/grub2-mkconfig ] && [ -d /boot/grub2 ]; then
    if [ -f /boot/grub2/grub.cfg ]; then
        /usr/bin/grub2-mkconfig -o /boot/grub2/grub.cfg 2>/dev/null || true
    fi
    for efi_cfg in /boot/efi/EFI/*/grub.cfg /boot/efi/EFI/BOOT/grub.cfg; do
        if [ -f "$efi_cfg" ]; then
            grub2-mkconfig -o "$efi_cfg" 2>/dev/null || true
        fi
    done
fi
if [ $1 -eq 1 ]; then
    %systemd_post grub-btrfsd.service
    # Enable + start so every new snapshot triggers grub2-mkconfig (same idea as Arch / upstream)
    systemctl enable grub-btrfsd.service >/dev/null 2>&1 || true
    systemctl start grub-btrfsd.service >/dev/null 2>&1 || true
fi

%preun
if [ $1 -eq 0 ]; then
    %systemd_preun grub-btrfsd.service
fi

%postun
if [ $1 -eq 0 ] && [ -x /usr/bin/grub2-mkconfig ]; then
    if [ -f /boot/grub2/grub.cfg ]; then
        /usr/bin/grub2-mkconfig -o /boot/grub2/grub.cfg 2>/dev/null || true
    fi
    for efi_cfg in /boot/efi/EFI/*/grub.cfg /boot/efi/EFI/BOOT/grub.cfg; do
        if [ -f "$efi_cfg" ]; then
            grub2-mkconfig -o "$efi_cfg" 2>/dev/null || true
        fi
    done
fi

%changelog
* Thu Mar 12 2026 Brandon Lester <blester@oreonhq.com> - 4.14-2
- add grub-btrfs daemon

* Sat Mar 07 2026 Brandon Lester <blester@oreonhq.com> - 4.14-1
- initial package