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