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# Maintainer: Natanael Copa <ncopa@alpinelinux.org>
_mainflavor=hardened
pkgname=linux-$_mainflavor
pkgver=4.9.49
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
0cd015ba424d20154213b57ec4d46d2b26dee9807292b06a7eb84f38c99c0ccdafcf0f39880ac8672e9c486b1b24cd6028b6077f4534d6cd1f4acd93452c852c patch-4.9.49.xz
2227d42e623e34bacf2e31206c93d8c44f1c04e7ce328c14eae0f2a416f7b9c2777758ebb340e0eaeda831f3b3fbf91e24da9a4c1b8efaf9e9a75799e9cbc16c hardened-3.1-4.9.49-201704252333-alpine.patch
5373728be2b507c3db5e042e1d768740df7965078868afdc46418b1adc4cae3d8f9f1aedb59975a0f2acf8754340499354fcf97c503397a5d9886ccc9689b782 0001-HID-apple-fix-Fn-key-Magic-Keyboard-on-bluetooth.patch
5a0a78e6de11eb8180d96830b9faa9ac560586f7beb663c8196a16ac6232b5008b9181b3c9b94e2b13a444acba4b6e80a3408d34606432f92eb4d169c3953d5d zfs-fix.patch
e0f8793210d3974a748bd7b1cd71cf7adc3672d279a1d51bbf1a7417161fadaf377bff43fa51b943c89051c62cf608af263137e5c5f904cf70391b94d60cb14d config-hardened.x86
d70509a365308f85dfd348d5dad9f5a9c9932434b6c37805b6a7384189599c76d6a2623b1d9e19d89552c4afbd69df7b788019cec42bc5b654635a13902763be config-hardened.x86_64
0b14dc2d522daa10d102a10d79af242ac80631131f2748188d66964e94a95f0437458f280d9bdb302548b25c4bd1c2aecdbb619be9ba599ffd9b56fa16d6a277 config-hardened.armhf
1de874523eee031c2efadfb6f7ddb86bb303b9f61d1a022e4e922f6365c3a667c2a1fdb61570a95a05c6c45689796e355eae9579e567790b757ae2a09f6be8c4 config-virthardened.x86
0570f4ad5af0d6e3cbf50d9e3a7d6dab8d7cba85693037e70dbee73aa1e4fc66cb217e1ef8e4a0ceb4073ffb6ada8201775bafe8401dc6dff5c07ac3bbe0f8f0 config-virthardened.x86_64"
|
