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Diffstat (limited to 'freedom-maker/mk_dreamplug_rootfs')
| -rwxr-xr-x | freedom-maker/mk_dreamplug_rootfs | 179 |
1 files changed, 179 insertions, 0 deletions
diff --git a/freedom-maker/mk_dreamplug_rootfs b/freedom-maker/mk_dreamplug_rootfs new file mode 100755 index 0000000..a70f032 --- /dev/null +++ b/freedom-maker/mk_dreamplug_rootfs @@ -0,0 +1,179 @@ +#!/bin/bash +# +# Copyright 2011 by Bdale Garbee <bdale@gag.com> +# +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. +# + +# based on work by <ivan@sanchezortega.es>, who released his script under +# the following license terms: +# ---------------------------------------------------------------------------- +# "THE BEER-WARE LICENSE" (Revision 42): +# As long as you retain this notice you can do whatever you want with +# this stuff. If we meet some day, and you think this stuff is worth it, +# you can buy me a beer in return. +# ---------------------------------------------------------------------------- + +# mk_dreamplug_rootfs +# +# Runs multistrap and readies the resulting root filesystem to silently +# complete package configuration on the first boot-up. + +# where to build images, etc +basedir=`pwd`/build +target=$basedir/dreamplug +tmpdir=$basedir/tmp +pkgcache=$tmpdir/aptcache + +mkdir -p $target +mkdir -p $tmpdir +mkdir -p $pkgcache + +hostname='freedombox' +rootpassword='freedom' + +kernelimage=http://www.newit.co.uk/kernels/Dreamplug/Dreamplug-prerelease/uImage +kernelmodules=http://www.newit.co.uk/kernels/Dreamplug/Dreamplug-prerelease/Modules.tar.gz + +if [ ! -f $tmpdir/uImage ] +then + wget -c $kernelimage --output-document="$tmpdir/uImage" +fi +if [ ! -f $tmpdir/linux.tar.gz ] +then + wget -c $kernelmodules --output-document="$tmpdir/linux.tar.gz" +fi + +rm -rf $target/* + +mkdir -p $target/var/cache/apt/ && mount -o bind $pkgcache $target/var/cache/apt/ + +echo "Multistrapping..." +multistrap -f fbx-armel.conf --no-auth -d $target + +umount $target/var/cache/apt/ +mkdir $target/var/cache/apt/archives + +echo "Unpacking kernel modules..." +mkdir -p $target/lib/modules/ +tar -C $target/lib/ -zxvf $tmpdir/linux.tar.gz | tail + +echo "copy uImage to target filesystem" +mkdir -p $target/boot +cp build/tmp/uImage $target/boot/uImage +echo "copy copy2dream.sh script to target filesystem" +cp bin/copy2dream.sh $target/boot/copy2dream.sh + +# Until udev is configured and run for the first time, dev nodes won't be created, but we need some basic ones for spawning a console (console) and creating RSA keys for SSH (urandom). +echo "Creating basic device nodes" +mknod $target/dev/console c 5 1 +mknod $target/dev/random c 1 8 +mknod $target/dev/urandom c 1 9 +mknod $target/dev/null c 1 3 +mknod $target/dev/ptmx c 5 2 + +# Basic fstab & mtab.. +echo "Setting up basic fstab & mtab" +echo " +rootfs / rootfs relatime,rw 0 0 +proc /proc proc none 0 0 +sys /sys sysfs none 0 0 +none /dev/pts devpts defaults 0 0 +tmpfs /tmp tmpfs rw,nosuid,nodev 0 0 +" > $target/etc/fstab + +touch $target/etc/mtab + +# Set up hostname +echo "Setting up hostname, /etc/network/interfaces, nameservers, persistent-net-generator rules" +echo $hostname > $target/etc/hostname + +# Create /etc/network/interfaces +echo "# This file describes the network interfaces available on your system +# and how to activate them. For more information, see interfaces(5). + +# The loopback network interface +auto lo +iface lo inet loopback + +# The primary network interface +allow-hotplug eth0 +iface eth0 inet dhcp + +allow-hotplug eth1 +iface eth1 inet dhcp + " > $target/etc/network/interfaces + +# Setup nameserver (use OpenDNS by default) +echo "nameserver 208.67.222.222 +nameserver 208.67.220.220" > $target/etc/resolv.conf + +# Touch the net generator udev so that eth0 won't be reassigned in case the user +# changes the MAC address - this may happen if you change the rootfs between plugs. +touch $target/etc/udev/rules.d/75-persistent-net-generator.rules + +# generate configuration script + +echo "Create script to configure packages in qemu-user-static" + +echo " +echo \"Preconfiguring dash - else dash and bash will be left in a broken state\" +/var/lib/dpkg/info/dash.preinst install + +echo \"Configuring all packages\" +export DEBIAN_FRONTEND=noninteractive DEBCONF_NONINTERACTIVE_SEEN=true +export LC_ALL=C LANGUAGE=C LANG=C +dpkg --configure -a + +# Establish an initial root password +echo \"Set root password to \"$rootpassword +echo root:$rootpassword | /usr/sbin/chpasswd + +# By default, spawn a console on the serial port +echo \"Adding a getty on the serial port\" +echo \"T0:12345:respawn:/sbin/getty -L ttyS0 115200 vt100\" >> /etc/inittab + +echo \"Tweaks to reduce flash writes as per http://www.plugcomputer.org/plugwiki/index.php/Reduce_Flash_Writes\" +echo \" +# Reduce writes to flash drives +vm.laptop_mode=5 +vm.swappiness=0 +vm.dirty_writeback_centisecs=1500 +vm.dirty_expire_centisecs=1500 +\" >> /etc/sysctl.conf + +echo \"Deleting this very same script\" +rm -f /install.sh + +echo \"Syncing filesystem just in case something didn't get written\" +sync + +echo \"End configuration progress by exiting from the chroot\" +exit + +" > $target/install.sh + +chmod 755 $target/install.sh + +echo "Use qemu-user-static to perform first-boot configuration now" + +mkdir -p $target/usr/bin +cp /usr/bin/qemu-arm-static $target/usr/bin +chroot $target /install.sh +rm $target/usr/bin/qemu-arm-static + +echo "Syncing..." +sync + +echo "Finished. You may now copy the rootfs to the plug." |