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# Maintainer: Natanael Copa <ncopa@alpinelinux.org>
_mainflavor=hardened
pkgname=linux-$_mainflavor
pkgver=4.9.63
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
51fa0a5c19989be5326130421afe29aeb22bc7be65adbe882fc32b0b22c414e8631e3e7cefb6fecfc23545851a19211f5feddd7196934f5c84ec507b4f2984c0 patch-4.9.63.xz
8557995928225255c98c31e159d6557ff13ca71015bd5ea96528d96c8523fa6be397c32a585b88ba54b5a5b952e0ea1d6adea16e0074d4efa9532fc00b92f472 hardened-3.1-4.9.63-201704252333-alpine.patch
5373728be2b507c3db5e042e1d768740df7965078868afdc46418b1adc4cae3d8f9f1aedb59975a0f2acf8754340499354fcf97c503397a5d9886ccc9689b782 0001-HID-apple-fix-Fn-key-Magic-Keyboard-on-bluetooth.patch
5a0a78e6de11eb8180d96830b9faa9ac560586f7beb663c8196a16ac6232b5008b9181b3c9b94e2b13a444acba4b6e80a3408d34606432f92eb4d169c3953d5d zfs-fix.patch
72ebda2e8f54047ff1884bcde9f2a0b02bbe5d2b210eff484b165963c53f22413d3513c36e00bc6114e9ee34bb1e3f289cdf82215a3685f2301f0e4deef62829 config-hardened.x86
8310cca535b7c80806ca30f2f43a46222ceb1f65a3570d06e8e3a64bd1917ec881faf6dc2c94910dcfd8ba0a61f82db36f5fe94f5b1b86e08bb36ff89e7986b9 config-hardened.x86_64
5f7c5f7f0f040c1d6e4bf9bba0febe1c3a874b9d1fa5285ab487940aa02b3909b28bae4939329e151373a58ea5deb2575439632c05e47ce817c37668a5b9eb58 config-hardened.armhf
04ace078cb37b2a352cdf42f560ce0d21e94658fecdc0a46cc506560d7149666698c1f16eea8bc2495b44042d4562b59c83dfd04f55f230283c07b45365df281 config-virthardened.x86
7693c05afe4fea17d8b31ea20954f31a47b3062b9de7c7d9270dd430443cadf5e7a7b2bf7f69274a9db2312346374f72151dcf4f44aeb2fcd4d69bbd0db0bfc2 config-virthardened.x86_64"
|
