kmod-anbox/SPECS/kmod-anbox.spec

# Define the kmod package name here.
%define kmod_name	anbox

# Source code patches

%define findpat %( echo "%""P" )
%define __find_requires /usr/lib/rpm/redhat/find-requires.ksyms
%define __find_provides /usr/lib/rpm/redhat/find-provides.ksyms %{kmod_name} %{?epoch:%{epoch}:}%{version}-%{release}
%define dup_state_dir %{_localstatedir}/lib/rpm-state/kmod-dups
%define kver_state_dir %{dup_state_dir}/kver
%define kver_state_file %{kver_state_dir}/%{kmod_kernel_version}.%{_arch}
%define dup_module_list %{dup_state_dir}/rpm-kmod-%{kmod_name}-modules
%define debug_package %{nil}

%global _use_internal_dependency_generator 0
%global kernel_source() %{_usrsrc}/kernels/%{kmod_kernel_version}.%{_arch}


# If kmod_kernel_version isn't defined on the rpmbuild line, define it here.
%{!?kmod_kernel_version: %define kmod_kernel_version 5.14.0-284.11.1.el9_2}

%{!?dist: %define dist .el9}

Name:		kmod-%{kmod_name}
Version:	0.0.1
Release:	1.20230505git.bead1deb%{?dist}
Summary:	%{kmod_name} kernel module(s)
License:	GPLv2
URL:		https://github.com/choff/anbox-modules

# Sources.
Source0:	anbox-modules-bead1deb.tar.gz
Source5:	GPL-v2.0.txt

# Fix for the SB-signing issue caused by a bug in /usr/lib/rpm/brp-strip
# https://bugzilla.redhat.com/show_bug.cgi?id=1967291

%define __spec_install_post \
		/usr/lib/rpm/check-buildroot \
		/usr/lib/rpm/redhat/brp-ldconfig \
		/usr/lib/rpm/brp-compress \
		/usr/lib/rpm/brp-strip-comment-note /usr/bin/strip /usr/bin/objdump \
		/usr/lib/rpm/brp-strip-static-archive /usr/bin/strip \
		/usr/lib/rpm/redhat/brp-python-bytecompile "" "1" "0" \
		/usr/lib/rpm/brp-python-hardlink \
		/usr/lib/rpm/redhat/brp-mangle-shebangs

BuildRoot:		%(mktemp -ud %{_tmppath}/%{name}-%{version}-%{release}-XXXXXX)

ExclusiveArch:		x86_64

BuildRequires:		elfutils-libelf-devel
BuildRequires:		kernel-abi-stablelists
BuildRequires:		kernel-devel = %{kmod_kernel_version}
BuildRequires:		kernel-rpm-macros
BuildRequires:		redhat-rpm-config
BuildRequires:		rpm-build
BuildRequires:		gcc
BuildRequires:		make

Provides:		kernel-modules >= %{kmod_kernel_version}.%{_arch}
Provides:		kmod-%{kmod_name} = %{?epoch:%{epoch}:}%{version}-%{release}

Requires:		kernel >= %{kmod_kernel_version}
Requires:		kernel-core-uname-r >= %{kmod_kernel_version}

Requires(post):		%{_sbindir}/depmod
Requires(postun):	%{_sbindir}/depmod
Requires(post):		%{_sbindir}/weak-modules
Requires(postun):	%{_sbindir}/weak-modules

%description
This package provides the %{kmod_name} kernel module(s).
It is built to depend upon the specific ABI provided by a range of releases
of the same variant of the Linux kernel and not on any one specific build.

%prep
%setup -q -n anbox-abead1debfae56e8d0307c642865ec23aaa854d3
echo "override ashmem_linux * weak-updates/ashmem_linux" > kmod-%{kmod_name}.conf
echo "override binder_linux * weak-updates/binder_linux" >> kmod-%{kmod_name}.conf

%build
for module in ashmem binder; do
	pushd $module
	%{__make} -C %{kernel_source} %{?_smp_mflags} M=$PWD
	popd
done

whitelist="/lib/modules/kabi-current/kabi_stablelist_%{_target_cpu}"
for modules in $( find . -name "*.ko" -type f -printf "%{findpat}\n" | sed 's|\.ko$||' | sort -u ) ; do
	# update greylist
	nm -u ./$modules.ko | sed 's/.*U //' |  sed 's/^\.//' | sort -u | while read -r symbol; do
		grep -q "^\s*$symbol\$" $whitelist || echo "$symbol" >> ./greylist
	done
done
sort -u greylist | uniq > greylist.txt

%install
install -d %{buildroot}/lib/modules/%{kmod_kernel_version}.%{_arch}/extra/%{kmod_name}/
install ashmem/ashmem_linux.ko %{buildroot}/lib/modules/%{kmod_kernel_version}.%{_arch}/extra/%{kmod_name}/
install binder/binder_linux.ko %{buildroot}/lib/modules/%{kmod_kernel_version}.%{_arch}/extra/%{kmod_name}/
install -d %{buildroot}%{_sysconfdir}/depmod.d/
install -m 0644 kmod-%{kmod_name}.conf %{buildroot}%{_sysconfdir}/depmod.d/
install -d %{buildroot}%{_defaultdocdir}/kmod-%{kmod_name}-%{version}/
install -m 0644 %{SOURCE5} %{buildroot}%{_defaultdocdir}/kmod-%{kmod_name}-%{version}/
install -m 0644 greylist.txt %{buildroot}%{_defaultdocdir}/kmod-%{kmod_name}-%{version}/
install -d %{buildroot}%{_udevrulesdir}
install -m 644 99-anbox.rules %{buildroot}%{_udevrulesdir}
install -d %{buildroot}%{_modulesloaddir}
install -m 644 anbox.conf %{buildroot}%{_modulesloaddir}

# strip the modules(s)
find %{buildroot} -name \*.ko -type f | xargs --no-run-if-empty %{__strip} --strip-debug

# Sign the modules(s)
%if %{?_with_modsign:1}%{!?_with_modsign:0}
	# If the module signing keys are not defined, define them here.
	%{!?privkey: %define privkey %{_sysconfdir}/pki/SECURE-BOOT-KEY.priv}
	%{!?pubkey: %define pubkey %{_sysconfdir}/pki/SECURE-BOOT-KEY.der}
	for module in $(find %{buildroot} -type f -name \*.ko);
		do %{_usrsrc}/kernels/%{kmod_kernel_version}.%{_arch}/scripts/sign-file \
			sha256 %{privkey} %{pubkey} $module;
	done
%endif

%post
modules=( $(find /lib/modules/%{kmod_kernel_version}.x86_64/extra/%{kmod_name} | grep '\.ko$') )
printf '%s\n' "${modules[@]}" | %{_sbindir}/weak-modules --add-modules --no-initramfs

mkdir -p "%{kver_state_dir}"
touch "%{kver_state_file}"

exit 0

%posttrans
# We have to re-implement part of weak-modules here because it doesn't allow
# calling initramfs regeneration separately
if [ -f "%{kver_state_file}" ]; then
        kver_base="%{kmod_kernel_version}"
        kvers=$(ls -d "/lib/modules/${kver_base%%.*}"*)

        for k_dir in $kvers; do
                k="${k_dir#/lib/modules/}"

                tmp_initramfs="/boot/initramfs-$k.tmp"
                dst_initramfs="/boot/initramfs-$k.img"

                # The same check as in weak-modules: we assume that the kernel present
                # if the symvers file exists.
                if [ -e "/$k_dir/symvers.gz" ]; then
                        /usr/bin/dracut -f "$tmp_initramfs" "$k" || exit 1
                        cmp -s "$tmp_initramfs" "$dst_initramfs"
                        if [ "$?" = 1 ]; then
                                mv "$tmp_initramfs" "$dst_initramfs"
                        else
                                rm -f "$tmp_initramfs"
                        fi
                fi
        done

        rm -f "%{kver_state_file}"
        rmdir "%{kver_state_dir}" 2> /dev/null
fi

rmdir "%{dup_state_dir}" 2> /dev/null

exit 0

%preun
if rpm -q --filetriggers kmod 2> /dev/null| grep -q "Trigger for weak-modules call on kmod removal"; then
        mkdir -p "%{kver_state_dir}"
        touch "%{kver_state_file}"
fi

mkdir -p "%{dup_state_dir}"
rpm -ql kmod-%{kmod_name}-%{version}-%{release}.%{_arch} | grep '\.ko$' > "%{dup_module_list}"

%postun
if rpm -q --filetriggers kmod 2> /dev/null| grep -q "Trigger for weak-modules call on kmod removal"; then
        initramfs_opt="--no-initramfs"
else
        initramfs_opt=""
fi

modules=( $(cat "%{dup_module_list}") )
rm -f "%{dup_module_list}"
printf '%s\n' "${modules[@]}" | %{_sbindir}/weak-modules --remove-modules $initramfs_opt

rmdir "%{dup_state_dir}" 2> /dev/null

exit 0

%files
%defattr(644,root,root,755)
/lib/modules/%{kmod_kernel_version}.%{_arch}/
%config /etc/depmod.d/kmod-%{kmod_name}.conf
%doc /usr/share/doc/kmod-%{kmod_name}-%{version}/
%{_udevrulesdir}/99-anbox.rules
%{_modulesloaddir}/anbox.conf

%changelog
* Wed Sep 06 2023 Arkady L. Shane <ashejn@msvsphere.ru> - 0.0.1-1.20230505git.bead1deb
- Rebuilt for MSVSphere 9.2

* Wed Sep  6 2023 Arkady L. Shane <ashejn@msvsphere.ru> - 0.0.1-1
- Initial build for MSVSPhere 9.2