kirkwood/rootstock.sh
2014-06-26 09:38:43 +02:00

163 lines
5.4 KiB
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Executable file

#!/bin/sh -ex
if [ "$LOGNAME" = "root" ] \
|| [ "$USER" = "root" ] \
|| [ "$USERNAME" = "root" ] \
|| [ "$SUDO_COMMAND" != "" ] \
|| [ "$SUDO_USER" != "" ] \
|| [ "$SUDO_UID" != "" ] \
|| [ "$SUDO_GID" != "" ]; then
echo "don't run this script as root - there is no need to"
exit
fi
if [ "$FAKEROOTKEY" = "" ]; then
echo "re-executing script inside fakeroot"
fakeroot $0;
exit
fi
DIST="sid"
ROOTDIR="debian-$DIST-multistrap"
MIRROR="http://127.0.0.1:3142/ftp.de.debian.org/debian"
MIRROR_REAL="http://ftp.de.debian.org/debian"
#MIRROR="http://127.0.0.1:3142/ftp.debian-ports.org/debian"
#MIRROR_REAL="http://ftp.debian-ports.org/debian"
export DEBIAN_FRONTEND=noninteractive DEBCONF_NONINTERACTIVE_SEEN=true LC_ALL=C LANGUAGE=C LANG=C
rm -rf $ROOTDIR $ROOTDIR.tar
PACKAGES="linux-image-kirkwood openssh-server apt locales less vim wget"
PACKAGES=$PACKAGES" module-init-tools procps man-db iputils-ping dhcp3-client"
PACKAGES=$PACKAGES" iproute curl vpnc rsync ifupdown net-tools binutils"
cat > multistrap.conf << __END__
[General]
#arch=armhf
arch=armel
directory=$ROOTDIR
cleanup=true
unpack=true
noauth=true
#bootstrap=Debian_bootstrap Debian_unreleased
bootstrap=Debian_bootstrap
aptsources=Debian
allowrecommends=false
addimportant=false
[Debian_bootstrap]
packages=$PACKAGES
source=$MIRROR
suite=$DIST
omitdebsrc=true
#[Debian_unreleased]
#packages=$PACKAGES
#source=$MIRROR
#suite=unreleased
#omitdebsrc=true
[Debian]
source=$MIRROR_REAL
keyring=debian-archive-keyring
suite=$DIST
omitdebsrc=true
__END__
multistrap -f multistrap.conf
cp /usr/bin/qemu-arm-static $ROOTDIR/usr/bin
# stop invoke-rc.d from starting services
cat > $ROOTDIR/usr/sbin/policy-rc.d << __END__
#!/bin/sh
echo "sysvinit: All runlevel operations denied by policy" >&2
exit 101
__END__
chmod +x $ROOTDIR/usr/sbin/policy-rc.d
# fix for ldconfig inside fakechroot
mv $ROOTDIR/sbin/ldconfig $ROOTDIR/sbin/ldconfig.REAL
mv $ROOTDIR/usr/bin/ldd $ROOTDIR/usr/bin/ldd.REAL
ln -s ../bin/true $ROOTDIR/sbin/ldconfig
# get fake ldd (needs objdump from binutils) for mkinitramfs
# https://github.com/fakechroot/fakechroot/raw/master/scripts/ldd.pl
curl http://mister-muffin.de/p/a3Dt > $ROOTDIR/usr/bin/ldd
chmod +x $ROOTDIR/usr/bin/ldd
# supply ld.so.conf for fake ldd (running libc6 postinst script will fail)
echo "include /etc/ld.so.conf.d/*.conf" > $ROOTDIR/etc/ld.so.conf
# set ROOT for mkinitramfs
echo "ROOT=UUID=9eada77a-5f84-49a4-838e-06abe95c8513" > $ROOTDIR/etc/initramfs-tools/conf.d/root
# do not generate ssh host keys
mkdir -p $ROOTDIR/etc/ssh/
touch "$ROOTDIR/etc/ssh/ssh_host_rsa_key"
touch "$ROOTDIR/etc/ssh/ssh_host_dsa_key"
touch "$ROOTDIR/etc/ssh/ssh_host_ecdsa_key"
cat > $ROOTDIR/tmp/debconfseed.txt << __END__
# put debconf options here
__END__
fakechroot chroot $ROOTDIR debconf-set-selections /tmp/debconfseed.txt
rm $ROOTDIR/tmp/debconfseed.txt
# run preinst scripts
for script in $ROOTDIR/var/lib/dpkg/info/*.preinst; do
[ "$script" = "$ROOTDIR/var/lib/dpkg/info/bash.preinst" ] && continue
fakechroot chroot $ROOTDIR ${script##$ROOTDIR} install
done
# run dpkg --configure -a twice because of errors during the first run
fakechroot chroot $ROOTDIR /usr/bin/dpkg --configure -a || fakechroot chroot $ROOTDIR /usr/bin/dpkg --configure -a
fakechroot chroot $ROOTDIR update-locale LANG=en_US.UTF-8 LANGUAGE=en_US:en
echo en_US.UTF-8 UTF-8 > $ROOTDIR/etc/locale.gen
fakechroot chroot $ROOTDIR locale-gen
cat > $ROOTDIR/etc/fstab << __END__
# <file system> <mount point> <type> <options> <dump> <pass>
rootfs / auto defaults,errors=remount-ro,noatime 0 1
proc /proc proc defaults 0 0
tmpfs /tmp tmpfs defaults,noatime 0 0
tmpfs /var/lock tmpfs defaults,noatime 0 0
tmpfs /var/run tmpfs defaults,noatime 0 0
tmpfs /var/log tmpfs defaults,noatime 0 0
tmpfs /etc/network/run tmpfs defaults,noatime 0 0
__END__
echo kirkwood > $ROOTDIR/etc/hostname
cat > $ROOTDIR/etc/hosts << __END__
127.0.0.1 localhost
127.0.0.1 kirkwood
__END__
# activate a tty on serial
echo "T0:23:respawn:/sbin/getty -L ttyS0 115200 vt100" >> $ROOTDIR/etc/inittab
sed -i 's/\(root:\)[^:]*\(:\)/\1'`openssl passwd -crypt -salt // "" | sed 's/\(\/\|\\\|&\)/\\&/g'`'\2/' $ROOTDIR/etc/shadow
sed -i 's/\(PermitEmptyPasswords\) no/\1 yes/' $ROOTDIR/etc/ssh/sshd_config
echo 'APT::Install-Recommends "0";' > $ROOTDIR/etc/apt/apt.conf.d/99no-install-recommends
echo 'Acquire::PDiffs "0";' > $ROOTDIR/etc/apt/apt.conf.d/99no-pdiffs
mkimage -A arm -O linux -T kernel -C none -n uImage -a 0x00008000 -e 0x00008000 -d $ROOTDIR/boot/vmlinuz-*-kirkwood $ROOTDIR/boot/uImage
mkimage -A arm -O linux -T ramdisk -C none -n uInitrd -d $ROOTDIR/boot/initrd.img-*-kirkwood $ROOTDIR/boot/uInitrd
#cleanup
rm $ROOTDIR/sbin/ldconfig $ROOTDIR/usr/bin/ldd
mv $ROOTDIR/sbin/ldconfig.REAL $ROOTDIR/sbin/ldconfig
mv $ROOTDIR/usr/bin/ldd.REAL $ROOTDIR/usr/bin/ldd
rm $ROOTDIR/usr/sbin/policy-rc.d
rm $ROOTDIR/etc/ssh/ssh_host_*
cp /etc/resolv.conf $ROOTDIR/etc/resolv.conf
# need to generate tar inside fakechroot so that absolute symlinks are correct
fakechroot chroot $ROOTDIR tar -cf $ROOTDIR.tar -C / .
mv $ROOTDIR/$ROOTDIR.tar .
tar --delete -f $ROOTDIR.tar ./usr/bin/qemu-arm-static
rm $ROOTDIR/usr/bin/qemu-arm-static