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# Maintainer: Natanael Copa <ncopa@alpinelinux.org>
_mainflavor=grsec
pkgname=linux-$_mainflavor
pkgver=3.18.11
case $pkgver in
*.*.*) _kernver=${pkgver%.*};;
*.*) _kernver=${pkgver};;
esac
pkgrel=2
pkgdesc="Linux kernel with grsecurity"
url=http://grsecurity.net
depends="mkinitfs linux-firmware"
makedepends="perl sed installkernel bash gmp-dev bc linux-headers"
options="!strip"
install=
source="http://ftp.kernel.org/pub/linux/kernel/v3.x/linux-$_kernver.tar.xz
http://ftp.kernel.org/pub/linux/kernel/v3.x/patch-$pkgver.xz
http://dev.alpinelinux.org/~tteras/grsec/grsecurity-3.1-3.18.11-201504051405-alpine.patch
fix-memory-map-for-PIE-applications.patch
fix-spi-nor-namespace-clash.patch
imx6q-no-unclocked-sleep.patch
config-grsec.x86
config-grsec.x86_64
config-grsec.armhf
config-virtgrsec.x86
config-virtgrsec.x86_64
"
subpackages="$pkgname-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-${_f}"
fi
;;
esac
done
arch="x86 x86_64 armhf"
license="GPL-2"
prepare() {
local _patch_failed=
cd "$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
case $i in
*.patch)
msg "Applying $i..."
if ! patch -s -p1 -N -i "$srcdir"/${i##*/}; then
echo $i >>failed
_patch_failed=1
fi
;;
esac
done
if ! [ -z "$_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() {
export GCC_SPECS=hardenednopie.specs
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 $pkgdir
package() {
_package grsec "$pkgdir"
}
# subflavors install in $subpkgdir
virtgrsec() {
_package virtgrsec "$subpkgdir"
}
# we only provide -dev for main flavor for now
dev() {
local _abi_release=${pkgver}-${pkgrel}-$_mainflavor
# copy the only the parts that we really need for build 3rd party
# kernel modules and install those as /usr/src/linux-headers,
# simlar to what ubuntu does
#
# this way you dont need to install the 300-400 kernel sources to
# build a tiny kernel module
#
pkgdesc="Headers and script for third party modules for grsec kernel"
depends="gmp-dev bash"
local dir="$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 "$srcdir"/config-grsec.${CARCH} "$dir"/.config
make -j1 -C "$srcdir"/linux-$_kernver O="$dir" HOSTCC="${CC:-gcc}" \
silentoldconfig prepare modules_prepare scripts
# remove the stuff that poits to real sources. we want 3rd party
# modules to believe this is the soruces
rm "$dir"/Makefile "$dir"/source
# copy the needed stuff from real sources
#
# this is taken from ubuntu kernel build script
# http://kernel.ubuntu.com/git?p=ubuntu/ubuntu-jaunty.git;a=blob;f=debian/rules.d/3-binary-indep.mk;hb=HEAD
cd "$srcdir"/linux-$_kernver
find . -path './include/*' -prune -o -path './scripts/*' -prune \
-o -type f \( -name 'Makefile*' -o -name 'Kconfig*' \
-o -name 'Kbuild*' -o -name '*.sh' -o -name '*.pl' \
-o -name '*.lds' \) | cpio -pdm "$dir"
cp -a drivers/media/dvb/dvb-core/*.h "$dir"/drivers/media/dvb/dvb-core
cp -a drivers/media/video/*.h "$dir"/drivers/media/video
cp -a drivers/media/dvb/frontends/*.h "$dir"/drivers/media/dvb/frontends
cp -a scripts include "$dir"
find $(find arch -name include -type d -print) -type f \
| cpio -pdm "$dir"
install -Dm644 "$srcdir"/build-$_mainflavor/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
}
md5sums="9e854df51ca3fef8bfe566dbd7b89241 linux-3.18.tar.xz
ac5c93edbc9385793ccc33f4ced85950 patch-3.18.11.xz
65f35409fb43e0dbceb991e4e35464d9 grsecurity-3.1-3.18.11-201504051405-alpine.patch
c6a4ae7e8ca6159e1631545515805216 fix-memory-map-for-PIE-applications.patch
b0337a2a9abed17c37eae5db332522d2 fix-spi-nor-namespace-clash.patch
1a307fc1d63231bf01d22493a4f14378 imx6q-no-unclocked-sleep.patch
d487c7dd7e28a7698367ff714b68bd67 config-grsec.x86
688dd08f9922f808fc8ace62aa199ab7 config-grsec.x86_64
b76320f7372e32f37e4f528922942aad config-grsec.armhf
18cb4521f9a8847637292f9f4c9e8256 config-virtgrsec.x86
2408367e7833084385bff42995dfcd3a config-virtgrsec.x86_64"
sha256sums="becc413cc9e6d7f5cc52a3ce66d65c3725bc1d1cc1001f4ce6c32b69eb188cbd linux-3.18.tar.xz
e4c44f887f507b2470a5c2f1c286a38fec6e84c4d433c929981abab7b83f80d5 patch-3.18.11.xz
02b84adad6299db774013728dc4cffb95b31903b209c78fa88dcf8b1f60a0469 grsecurity-3.1-3.18.11-201504051405-alpine.patch
500f3577310be52e87b9fecdc2e9c4ca43210fd97d69089f9005d484563f74c7 fix-memory-map-for-PIE-applications.patch
01279cfb93273d99670c56e2465957ecde3d03693beeb929a743f03afa0b7bdc fix-spi-nor-namespace-clash.patch
21179fbb22a5b74af0a609350ae1a170e232908572b201d02e791d2ce0a685d3 imx6q-no-unclocked-sleep.patch
3cdcbad352ac4e76e8802c6860fc87a168219bfbe3e2d5d475fb4171aaa5fd94 config-grsec.x86
519a8c925216feeeaea2b2524297b07a2eab8f05e92d7506ced5d5e0ce60246b config-grsec.x86_64
1728a69d2dd8176eb6c491d728f17a6a157d2e329e09523c7c1931533e835ea6 config-grsec.armhf
47048993111506ab74db24c92d39b536cf5e684975844907d5cb6198c1dfd87f config-virtgrsec.x86
0ebd5cf41a8c22fb8fe0c19d38833dc3e2b0b5e58b098e31315fcb766a18570e config-virtgrsec.x86_64"
sha512sums="2f0b72466e9bc538a675738aa416573d41bbbd7e3e2ffd5b5b127afde609ebc278cec5a3c37e73479607e957c13f1b4ed9782a3795e0dcc2cf8e550228594009 linux-3.18.tar.xz
cc4ac5d341ca4e9d71ef1ba45a839b18947e3e7ffdc7f7efe2c211c95483518a1983bc3637edd607e0631f14c1cc9bfb9164926261d2cf5c2bb2eb91206f43b9 patch-3.18.11.xz
0b9b265b5b633d99eef1adf0e8284e72ee9355d6348835b15bfb8661caf96ac82d37593ef3658a0ccd47b64520195bf6c93840c1edcbc92f8ef00a8524a08e4b grsecurity-3.1-3.18.11-201504051405-alpine.patch
4665c56ae1bbac311f9205d64918e84ee8b01d47d6e2396ff6b8adfb10aada7f7254531ce62e31edbb65c2a54a830f09ad05d314dfcd75d6272f4068945ad7c7 fix-memory-map-for-PIE-applications.patch
4e3aeb70712f9838afea75fe9e6c1389414d833a89286ea55441d6a8d54ce74b0e39b565721e3153443af0a614bff57c767251b7e5b81faa5e0784eddfcd2164 fix-spi-nor-namespace-clash.patch
87d1ad59732f265a5b0db54490dc1762c14ea4b868e7eb1aedc3ce57b48046de7bbc08cf5cfcf6f1380fa84063b0edb16ba3d5e3c5670be9bbb229275c88b221 imx6q-no-unclocked-sleep.patch
fcc7c293643b543b594f0a8c039a779101f0b131c89303adffb69cfe33a88ba65bb0a25dfcf64a59cf69621320cf5c39c92144d81e4f8edd86c8b285eed8d0a7 config-grsec.x86
056e84168b72a61b71447a4e601c356baa2215496344a2771f7fe38680288a22230730ac44c9f454dbcc8ab0b2a48c6dc3a7072bca3e50bed94e44cbe513e30e config-grsec.x86_64
001c1db7b95e9d024d49310df69ff68186e5aed04bb4643af4e29ffd0c8c43cc45316ecde6e6d92bdf5980804b650bd7cdc0793a50c78f3adfa98d30edc4380f config-grsec.armhf
c6bebe64953a444bc7d13f932e44d081665c253121189a3ccca9d7f6145b4460e32dc0f21f4700bf6607c5c0cb79de5c8576e4da0c815d60cff0d3b90879c1d9 config-virtgrsec.x86
0d1a243b87ec7ba7fa7d1ba1608c6bbce1cecf0b19c912f596c5574f5bc027eb71b07ed28afefc7c209bb718e137b6e11ffb3172deb41cc61f022e32acd8022e config-virtgrsec.x86_64"
|
