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# Maintainer: Natanael Copa <ncopa@alpinelinux.org>
_mainflavor=hardened
pkgname=linux-$_mainflavor
pkgver=4.9.60
case $pkgver in
*.*.*) _kernver=${pkgver%.*};;
*.*) _kernver=${pkgver};;
esac
pkgrel=0
pkgdesc="Linux kernel with hardening patches"
url="http://alpinelinux.org"
depends="mkinitfs"
makedepends="perl sed installkernel bash gmp-dev bc linux-headers mpfr-dev
mpc1-dev elfutils-dev"
options="!strip !check"
install=
source="https://kernel.org/pub/linux/kernel/v4.x/linux-$_kernver.tar.xz
https://kernel.org/pub/linux/kernel/v4.x/patch-$pkgver.xz
http://dev.alpinelinux.org/~ncopa/grsec/hardened-3.1-$pkgver-201704252333-alpine.patch
0001-HID-apple-fix-Fn-key-Magic-Keyboard-on-bluetooth.patch
zfs-fix.patch
config-hardened.x86
config-hardened.x86_64
config-hardened.armhf
config-virthardened.x86
config-virthardened.x86_64
"
subpackages="$pkgname-dev:_dev"
_flavors=
for _i in $source; do
case $_i in
config-*.$CARCH)
_f=${_i%.$CARCH}
_f=${_f#config-}
_flavors="$_flavors ${_f}"
if [ "linux-$_f" != "$pkgname" ]; then
subpackages="$subpackages linux-${_f} linux-${_f}-dev:_dev"
fi
;;
esac
done
arch="x86 x86_64 armhf"
license="GPL2"
prepare() {
local _patch_failed=
cd "$srcdir"/linux-$_kernver
if [ "${pkgver%.0}" = "$pkgver" ]; then
msg "Applying patch-$pkgver.xz"
unxz -c < "$srcdir"/patch-$pkgver.xz | patch -p1 -N || return 1
fi
# first apply patches in specified order
for i in $source; do
local file=${i%::*}
case $file in
*.patch)
msg "Applying $file..."
if ! patch -s -p1 -N -i "$srcdir"/${file##*/}; then
echo $file >>failed
_patch_failed=1
fi
;;
esac
done
if ! [ -z "$_patch_failed" ]; then
error "The following patches failed:"
cat failed
return 1
fi
# remove localversion from patch if any
rm -f localversion*
for i in $_flavors; do
local _config=config-$i.${CARCH}
local _builddir="$srcdir"/build-$i
mkdir -p "$_builddir"
echo "-$pkgrel-$i" > "$srcdir"/build-$i/localversion-alpine \
|| return 1
cp "$srcdir"/$_config "$_builddir"/.config || return 1
make -C "$srcdir"/linux-$_kernver \
O="$_builddir" \
HOSTCC="${CC:-gcc}" \
silentoldconfig || return 1
done
}
build() {
for i in $_flavors; do
cd "$srcdir"/build-$i
make CC="${CC:-gcc}" \
KBUILD_BUILD_VERSION="$((pkgrel + 1 ))-Alpine" \
|| return 1
done
}
_package() {
local _buildflavor="$1" _outdir="$2"
local _abi_release=${pkgver}-${pkgrel}-${_buildflavor}
cd "$srcdir"/build-$_buildflavor || return 1
mkdir -p "$_outdir"/boot "$_outdir"/lib/modules
local _install
case "$CARCH" in
arm*)
local _dtbdir="$_outdir"/usr/lib/linux-${_abi_release}
mkdir -p "$_dtbdir"
for i in arch/arm/boot/dts/*.dtb ; do
install -m644 "$i" "$_dtbdir"
done
_install=zinstall
;;
*)
_install=install
;;
esac
make -j1 modules_install firmware_install $_install \
INSTALL_MOD_PATH="$_outdir" \
INSTALL_PATH="$_outdir"/boot \
|| return 1
rm -f "$_outdir"/lib/modules/${_abi_release}/build \
"$_outdir"/lib/modules/${_abi_release}/source
rm -rf "$_outdir"/lib/firmware
install -D include/config/kernel.release \
"$_outdir"/usr/share/kernel/$_buildflavor/kernel.release
}
# main flavor installs in $pkgdir
package() {
depends="$depends linux-firmware"
provides="linux-grsec=${pkgver}-r${pkgrel}"
_package hardened "$pkgdir"
}
# subflavors install in $subpkgdir
virthardened() {
provides="linux-virtgrsec=${pkgver}-r${pkgrel}"
_package virthardened "$subpkgdir"
}
_dev() {
local _flavor=$(echo $subpkgname | sed -E 's/(^linux-|-dev$)//g')
local _abi_release=${pkgver}-${pkgrel}-$_flavor
# copy the only the parts that we really need for build 3rd party
# kernel modules and install those as /usr/src/linux-headers,
# simlar to what ubuntu does
#
# this way you dont need to install the 300-400 kernel sources to
# build a tiny kernel module
#
pkgdesc="Headers and script for third party modules for $_flavor kernel"
depends="gmp-dev bash"
local dir="$subpkgdir"/usr/src/linux-headers-${_abi_release}
# first we import config, run prepare to set up for building
# external modules, and create the scripts
mkdir -p "$dir"
cp "$srcdir"/config-$_flavor.${CARCH} "$dir"/.config
echo "-$pkgrel-$_flavor" > "$dir"/localversion-alpine \
|| return 1
make -j1 -C "$srcdir"/linux-$_kernver O="$dir" HOSTCC="${CC:-gcc}" \
silentoldconfig prepare modules_prepare scripts
# remove the stuff that points to real sources. we want 3rd party
# modules to believe this is the soruces
rm "$dir"/Makefile "$dir"/source
# copy the needed stuff from real sources
#
# this is taken from ubuntu kernel build script
# http://kernel.ubuntu.com/git/ubuntu/ubuntu-zesty.git/tree/debian/rules.d/3-binary-indep.mk
cd "$srcdir"/linux-$_kernver
find . -path './include/*' -prune \
-o -path './scripts/*' -prune -o -type f \
\( -name 'Makefile*' -o -name 'Kconfig*' -o -name 'Kbuild*' -o \
-name '*.sh' -o -name '*.pl' -o -name '*.lds' \) \
-print | cpio -pdm "$dir" || return 1
cp -a scripts include "$dir" || return 1
find $(find arch -name include -type d -print) -type f \
| cpio -pdm "$dir"
install -Dm644 "$srcdir"/build-$_flavor/Module.symvers \
"$dir"/Module.symvers
mkdir -p "$subpkgdir"/lib/modules/${_abi_release}
ln -sf /usr/src/linux-headers-${_abi_release} \
"$subpkgdir"/lib/modules/${_abi_release}/build
}
sha512sums="bf67ff812cc3cb7e5059e82cc5db0d9a7c5637f7ed9a42e4730c715bf7047c81ed3a571225f92a33ef0b6d65f35595bc32d773356646df2627da55e9bc7f1f1a linux-4.9.tar.xz
ac1ffa5a28e8801ca42e7cb5b6850cb8aeb71dac7669c0fbb5edb1d94c8448012922ee2f5f8f6f066552a02c6f0e0dab9041a069eaacc5d2a59564d057f32e97 patch-4.9.60.xz
5dd0800e75a2fb69262a8761c64f5151609ec665eeb2b5724036e00b0e6b191b177297c07dc2dc1edaa0be8ff4e00c90f6cb5cc3ed8a7702f2f5e6475e13f6b9 hardened-3.1-4.9.60-201704252333-alpine.patch
5373728be2b507c3db5e042e1d768740df7965078868afdc46418b1adc4cae3d8f9f1aedb59975a0f2acf8754340499354fcf97c503397a5d9886ccc9689b782 0001-HID-apple-fix-Fn-key-Magic-Keyboard-on-bluetooth.patch
5a0a78e6de11eb8180d96830b9faa9ac560586f7beb663c8196a16ac6232b5008b9181b3c9b94e2b13a444acba4b6e80a3408d34606432f92eb4d169c3953d5d zfs-fix.patch
575aadb21b93cd3d366ecbeee0c8205404114a0bcb769146c5e97362adead5bf53a8ec1da0f13d7cf3a73edab5d217eb9854c6b71c2fcd1be3e2afe07a278dd3 config-hardened.x86
8553e40bb26f188ec1ede43273099649d08da068047d268ed21cca4471e358006ae82418031a2c9b7df3454cf8cc898ac58fc4025e582d9fb61ad0a9a40f8653 config-hardened.x86_64
44e51cb6d54725f1de2a1700a801868de8f5e8b23b8cd2c8f936b22d46bb06ab2a3cec7bdedd2fbfc9272986db71ae072c2b96689e05304806bc3bda88e12a79 config-hardened.armhf
8c05c51738b979225bfe46614eeddce85776ef05cfd8946c7c2ab7445981c43cf89c941c51ad689f437dc3705777f050e137c32095ef5a7451bb396cecaeac6b config-virthardened.x86
6d27f18e8c47e1f0d55cd21264ee0c2b6680600f7ab90e766957bcec05cd972301384d65916cd3b79fee127b492cc171dc95e9ad53fc7b2b70f7b8f51065fbdf config-virthardened.x86_64"
|
