paxutils: new package for [kernels] repo

2 files changed, 198 insertions, 0 deletions

diff --git a/kernels/paxutils/PKGBUILD b/kernels/paxutils/PKGBUILD
new file mode 100644
index 000000000..4d57bec10
--- /dev/null
+++ b/kernels/paxutils/PKGBUILD
@@ -0,0 +1,24 @@
+# Maintainer: André Silva <emulatorman@lavabit.com>
+# Maintainer: Márcio Silva <coadde@lavabit.com>
+
+pkgname=paxutils
+pkgdesc='PaX utilities to configure flags for several binaries to work with PaX kernels'
+pkgver=0.1.0
+pkgrel=1
+arch=(any)
+url='https://projects.parabolagnulinux.org/abslibre.git/tree/kernels/pax-tuning/'
+license=(GPL2)
+depends=(bash paxctl)
+replaces=('linux-pax-flags' 'linux-libre-pax-flags')
+conflicts=('linux-pax-flags' 'linux-libre-pax-flags')
+provides=('linux-pax-flags' 'linux-libre-pax-flags')
+source=($pkgname)
+sha256sums=(bf1fda4919e7ed8052711c91933d9da5d86945ba44133c94e1952dedb4d1759b)
+
+build() {
+  return 0
+}
+
+package() {
+  install -D -m755 $srcdir/$pkgname $pkgdir/usr/bin/$pkgname
+}
diff --git a/kernels/paxutils/paxutils b/kernels/paxutils/paxutils
new file mode 100755
index 000000000..22f5a8171
--- /dev/null
+++ b/kernels/paxutils/paxutils
@@ -0,0 +1,174 @@
+#!/bin/bash
+
+[ "$UID" = "0" ] || {
+	sudo $0
+	exit $!
+}
+
+function homedir() {
+	egrep ^$1 /etc/passwd | cut -d: -f 6
+}
+
+declare -A perms
+
+perms=(
+	# RANDMMAP off
+	['cPSMXEr']='
+		/usr/bin/grub-script-check
+	'
+	# MPROTECT and RANDMMAP off
+	['cPSmXEr']='
+		/usr/bin/elinks
+		/usr/bin/pyrogenesis
+		/usr/lib/iceweasel/iceweasel
+		/usr/lib/iceweasel/plugin-container
+		/usr/lib/icecat/icecat
+		/usr/lib/icecat/plugin-container
+		/usr/lib/polkit-1/polkitd
+		/usr/lib/icedove/icedove
+	'
+	# SEGMEXEC and MPROTECT off
+	# (RANDEXEC is not activatable for qemu. The binaries seem to be compiled
+	# with PIE enabled, though.)
+	['cPsmxER']='
+		/usr/bin/qemu-alpha
+		/usr/bin/qemu-arm
+		/usr/bin/qemu-armeb
+		/usr/bin/qemu-cris
+		/usr/bin/qemu-i386
+		/usr/bin/qemu-m68k
+		/usr/bin/qemu-microblaze
+		/usr/bin/qemu-microblazeel
+		/usr/bin/qemu-mips
+		/usr/bin/qemu-mipsel
+		/usr/bin/qemu-ppc
+		/usr/bin/qemu-ppc64
+		/usr/bin/qemu-ppc64abi32
+		/usr/bin/qemu-s390x
+		/usr/bin/qemu-sh4
+		/usr/bin/qemu-sh4eb
+		/usr/bin/qemu-sparc
+		/usr/bin/qemu-sparc32plus
+		/usr/bin/qemu-sparc64
+		/usr/bin/qemu-unicore32
+		/usr/bin/qemu-x86_64
+	'
+	# MPROTECT off
+	['cPSmXER']="
+		/usr/bin/blender
+		/usr/bin/clamscan
+		/usr/bin/freshclam
+		/usr/bin/glxdemo
+		/usr/bin/glxgears
+		/usr/bin/glxinfo
+		/usr/bin/kdeinit4
+		/usr/bin/kdenlive
+		/usr/bin/kmail
+		/usr/bin/kwin
+		/usr/bin/liferea
+		/usr/bin/mono
+		/usr/bin/mplayer
+		/usr/bin/okular
+		/usr/bin/qemu-system-alpha
+		/usr/bin/qemu-system-arm
+		/usr/bin/qemu-system-cris
+		/usr/bin/qemu-system-i386
+		/usr/bin/qemu-system-lm32
+		/usr/bin/qemu-system-m68k
+		/usr/bin/qemu-system-microblaze
+		/usr/bin/qemu-system-microblazeel
+		/usr/bin/qemu-system-mips
+		/usr/bin/qemu-system-mips64
+		/usr/bin/qemu-system-mips64el
+		/usr/bin/qemu-system-mipsel
+		/usr/bin/qemu-system-ppc
+		/usr/bin/qemu-system-ppc64
+		/usr/bin/qemu-system-ppcemb
+		/usr/bin/qemu-system-s390x
+		/usr/bin/qemu-system-sh4
+		/usr/bin/qemu-system-sh4eb
+		/usr/bin/qemu-system-sparc
+		/usr/bin/qemu-system-sparc64
+		/usr/bin/qemu-system-x86_64
+		/usr/bin/qemu-system-xtensa
+		/usr/bin/qemu-system-xtensaeb
+		/usr/bin/ruby
+		/usr/bin/systemsettings
+		/usr/bin/tcc
+		/usr/bin/valgrind
+		/usr/lib/erlang/erts-*/bin/beam
+		/usr/lib/erlang/erts-*/bin/beam.smp
+		/usr/lib/ghc-*/ghc
+		/usr/lib/valgrind/cachegrind-amd64-linux
+		/usr/lib/valgrind/cachegrind-x86-linux
+		/usr/lib/valgrind/callgrind-amd64-linux
+		/usr/lib/valgrind/callgrind-x86-linux
+		/usr/lib/valgrind/drd-amd64-linux
+		/usr/lib/valgrind/drd-x86-linux
+		/usr/lib/valgrind/exp-bbv-amd64-linux
+		/usr/lib/valgrind/exp-bbv-x86-linux
+		/usr/lib/valgrind/exp-dhat-amd64-linux
+		/usr/lib/valgrind/exp-dhat-x86-linux
+		/usr/lib/valgrind/exp-sgcheck-amd64-linux
+		/usr/lib/valgrind/exp-sgcheck-x86-linux
+		/usr/lib/valgrind/helgrind-amd64-linux
+		/usr/lib/valgrind/helgrind-x86-linux
+		/usr/lib/valgrind/lackey-amd64-linux
+		/usr/lib/valgrind/lackey-x86-linux
+		/usr/lib/valgrind/massif-amd64-linux
+		/usr/lib/valgrind/massif-x86-linux
+		/usr/lib/valgrind/memcheck-amd64-linux
+		/usr/lib/valgrind/memcheck-x86-linux
+		/usr/lib/valgrind/none-amd64-linux
+		/usr/lib/valgrind/none-x86-linux
+		/usr/lib/xbmc/xbmc.bin
+		/usr/sbin/clamd
+		/usr/sbin/grub-probe
+		/usr/sbin/vbetool
+	"
+	# PAGEEXEC, MPROTECT, EMUTRAMP and RANDMMAP off
+	['cpSmXer']='
+		/usr/bin/sbcl
+	'
+	# All off
+	['cpsmxer']='
+		/usr/bin/wine
+		/usr/bin/wine-preloader	
+		/usr/lib/jvm/java-6-openjdk/bin/java
+		/usr/lib/jvm/java-6-openjdk/bin/javac
+		/usr/lib/jvm/java-6-openjdk/jre/bin/java
+		/usr/lib/jvm/java-7-openjdk/bin/javac
+		/usr/lib/jvm/java-7-openjdk/jre/bin/java
+	'
+)
+
+echo Some programs do not work properly without deactivating some of the PaX
+echo features. Please close all instances of them if you want to change the
+echo configuration for the following binaries:
+
+for perm in ${!perms[@]}; do
+	for path in ${perms[$perm]}; do
+		[ -f $path ] && echo " * $path"
+	done
+done
+
+echo
+echo Continue writing PaX headers? \[Y/n\]
+
+read a
+
+case $a in
+	"Y"|"y"|"")
+		for perm in ${!perms[@]}; do
+			for path in ${perms[$perm]}; do
+				[ -f $path ] && {
+					echo $perm $path
+					paxctl -$perm $path
+				}
+			done
+		done
+		;;
+	*)
+		exit 0
+		;;
+esac