APKBUILD 4.69 KB
Newer Older
1
# Maintainer: Natanael Copa <ncopa@alpinelinux.org>
2

3
_flavor=grsec
4
pkgname=linux-${_flavor}
5
pkgver=3.2.12
6
_kernver=3.2
7
pkgrel=0
8 9
pkgdesc="Linux kernel with grsecurity"
url=http://grsecurity.net
10
depends="mkinitfs linux-firmware"
Natanael Copa's avatar
Natanael Copa committed
11
makedepends="perl installkernel bash gmp-dev"
12
options="!strip"
Natanael Copa's avatar
Natanael Copa committed
13
_config=${config:-kernelconfig.${CARCH}}
14
install=
15 16
source="http://ftp.kernel.org/pub/linux/kernel/v3.0/linux-$_kernver.tar.bz2
	http://ftp.kernel.org/pub/linux/kernel/v3.0/patch-$pkgver.bz2
17
	grsecurity-2.9-3.2.12-201203191822.patch
18 19
	
	0004-arp-flush-arp-cache-on-device-change.patch
20

21
	x86-centaur-enable-cx8-for-via-eden-too.patch
22 23
	inetpeer-invalidate-the-inetpeer-tree-along-with-the-routing-cache.patch
	route-remove-redirect-genid.patch
24

25
	kernelconfig.x86
26
	kernelconfig.x86_64
27
	"
28
subpackages="$pkgname-dev"
29
arch="x86 x86_64 arm"
30
license="GPL-2"
Natanael Copa's avatar
Natanael Copa committed
31

32 33
_abi_release=${pkgver}-${_flavor}

34
prepare() {
35
	local _patch_failed=
36 37
	cd "$srcdir"/linux-$_kernver
	if [ "$_kernver" != "$pkgver" ]; then
38
		bunzip2 -c < "$srcdir"/patch-$pkgver.bz2 | patch -p1 -N || return 1
39 40
	fi

41 42 43 44 45
	# first apply patches in specified order
	for i in $source; do
		case $i in
		*.patch)
			msg "Applying $i..."
46 47 48 49
			if ! patch -s -p1 -N -i "$srcdir"/$i; then
				echo $i >>failed
				_patch_failed=1
			fi
50 51
			;;
		esac
52 53
	done

54 55 56 57 58 59
	if ! [ -z "$_patch_failed" ]; then
		error "The following patches failed:"
		cat failed
		return 1
	fi

60
	mkdir -p "$srcdir"/build
61
	cp "$srcdir"/$_config "$srcdir"/build/.config || return 1
62
	make -C "$srcdir"/linux-$_kernver O="$srcdir"/build HOSTCC="${CC:-gcc}" \
63
		silentoldconfig
64 65 66 67
}

# this is so we can do: 'abuild menuconfig' to reconfigure kernel
menuconfig() {
68
	cd "$srcdir"/build || return 1
69 70 71 72 73 74
	make menuconfig
	cp .config "$startdir"/$_config
}

build() {
	cd "$srcdir"/build
75
	export GCC_SPECS=/usr/share/gcc/hardenednopie.specs
76
	make CC="${CC:-gcc}" \
77 78
		KBUILD_BUILD_VERSION="$((pkgrel + 1 ))-Alpine" \
		|| return 1
79
}
Natanael Copa's avatar
Natanael Copa committed
80

81 82
package() {
	cd "$srcdir"/build
83
	mkdir -p "$pkgdir"/boot "$pkgdir"/lib/modules
Natanael Copa's avatar
Natanael Copa committed
84
	make -j1 modules_install firmware_install install \
85
		INSTALL_MOD_PATH="$pkgdir" \
86 87
		INSTALL_PATH="$pkgdir"/boot \
		|| return 1
88

89 90
	rm -f "$pkgdir"/lib/modules/${_abi_release}/build \
		"$pkgdir"/lib/modules/${_abi_release}/source
91 92
	rm -rf "$pkgdir"/lib/firmware

93
	install -D include/config/kernel.release \
94
		"$pkgdir"/usr/share/kernel/$_flavor/kernel.release
Natanael Copa's avatar
Natanael Copa committed
95 96
}

97 98 99 100 101
dev() {
	# 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
	#
102
	# this way you dont need to install the 300-400 kernel sources to
103 104
	# build a tiny kernel module
	#
105
	pkgdesc="Headers and script for third party modules for grsec kernel"
106
	local dir="$subpkgdir"/usr/src/linux-headers-${_abi_release}
107

108
	# first we import config, run prepare to set up for building
109
	# external modules, and create the scripts
110
	mkdir -p "$dir"
111
	cp "$srcdir"/$_config "$dir"/.config
112
	make -j1 -C "$srcdir"/linux-$_kernver O="$dir" HOSTCC="${CC:-gcc}" \
113
		silentoldconfig prepare modules_prepare scripts 
114

115 116
	# remove the stuff that poits to real sources. we want 3rd party
	# modules to believe this is the soruces
117 118
	rm "$dir"/Makefile "$dir"/source

119 120
	# copy the needed stuff from real sources
	#
121
	# this is taken from ubuntu kernel build script
122
	# http://kernel.ubuntu.com/git?p=ubuntu/ubuntu-jaunty.git;a=blob;f=debian/rules.d/3-binary-indep.mk;hb=HEAD
123 124 125 126 127 128 129 130 131 132 133
	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"
134 135 136

	install -Dm644 "$srcdir"/build/Module.symvers \
		"$dir"/Module.symvers
137 138 139 140

	mkdir -p "$subpkgdir"/lib/modules/${_abi_release}
	ln -sf /usr/src/linux-headers-${_abi_release} \
		"$subpkgdir"/lib/modules/${_abi_release}/build
141 142
}

143
md5sums="7ceb61f87c097fc17509844b71268935  linux-3.2.tar.bz2
144 145
377a6d731cd246aaa0c0f6a432b7aece  patch-3.2.12.bz2
3dc3551af038565f35bf0169942bf0ba  grsecurity-2.9-3.2.12-201203191822.patch
146
776adeeb5272093574f8836c5037dd7d  0004-arp-flush-arp-cache-on-device-change.patch
147
f3eda7112ef074a4121ec6de943c63ee  x86-centaur-enable-cx8-for-via-eden-too.patch
148 149
0e57daa3b43acadd82ae66fa9e3f7da1  inetpeer-invalidate-the-inetpeer-tree-along-with-the-routing-cache.patch
06061e5de624849e082c3c8dbe37c908  route-remove-redirect-genid.patch
150 151
5dd06dffb7f90828e0dc00d884321845  kernelconfig.x86
fcdfcf0701a053957653a5e26fd33783  kernelconfig.x86_64"