tweaked LICENSE, added extras

rcarmo · Feb 28, 2015 · acbe294 · acbe294
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diff --git a/LICENSE b/LICENSE
@@ -1,6 +1,6 @@
 The MIT License (MIT)
 
-Copyright (c) 2014 Rui Carmo
+Copyright (c) 2015 Rui Carmo
 
 Permission is hereby granted, free of charge, to any person obtaining a copy of
 this software and associated documentation files (the "Software"), to deal in
@@ -18,3 +18,7 @@ FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
 COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
 IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Note: This license applies to everything on this repository _except_ the GPLed
+Ubuntu build script (by Ryan Finnie, bundled as reference) and the OpenVSwitch
+binary packages (whose source is Apache licensed, bundled for convenience)
diff --git a/extras/rpi2-build-image.sh b/extras/rpi2-build-image.sh
@@ -0,0 +1,263 @@
+#!/bin/sh
+
+########################################################################
+# rpi2-build-image
+# Copyright (C) 2015 Ryan Finnie <ryan@finnie.org>
+#
+# 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 2
+# 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, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+########################################################################
+
+set -e
+set -x
+
+RELEASE=trusty
+BASEDIR=/srv/rpi2/${RELEASE}
+BUILDDIR=${BASEDIR}/build
+# I use a local caching proxy to save time/bandwidth; in this mode, the
+# local mirror is used to download almost everything, then the standard
+# http://ports.ubuntu.com/ is replaced at the end for distribution.
+LOCAL_MIRROR=""
+
+# Don't clobber an old build
+if [ -e "$BUILDDIR" ]; then
+  echo "$BUILDDIR exists, not proceeding"
+  exit 1
+fi
+
+# Set up environment
+R=${BUILDDIR}/chroot
+mkdir -p $R
+
+# Base debootstrap
+apt-get -y install ubuntu-keyring
+if [ -n "$LOCAL_MIRROR" ]; then
+  debootstrap $RELEASE $R $LOCAL_MIRROR
+else
+  debootstrap $RELEASE $R http://ports.ubuntu.com/
+fi
+
+# Mount required filesystems
+mount -t proc none $R/proc
+mount -t sysfs none $R/sys
+
+# Set up initial sources.list
+if [ -n "$LOCAL_MIRROR" ]; then
+  cat <<EOM >$R/etc/apt/sources.list
+deb ${LOCAL_MIRROR} ${RELEASE} main restricted universe multiverse
+# deb-src ${LOCAL_MIRROR} ${RELEASE} main restricted universe multiverse
+
+deb ${LOCAL_MIRROR} ${RELEASE}-updates main restricted universe multiverse
+# deb-src ${LOCAL_MIRROR} ${RELEASE}-updates main restricted universe multiverse
+
+deb ${LOCAL_MIRROR} ${RELEASE}-security main restricted universe multiverse
+# deb-src ${LOCAL_MIRROR} ${RELEASE}-security main restricted universe multiverse
+
+deb ${LOCAL_MIRROR} ${RELEASE}-backports main restricted universe multiverse
+# deb-src ${LOCAL_MIRROR} ${RELEASE}-backports main restricted universe multiverse
+EOM
+else
+  cat <<EOM >$R/etc/apt/sources.list
+deb http://ports.ubuntu.com/ ${RELEASE} main restricted universe multiverse
+# deb-src http://ports.ubuntu.com/ ${RELEASE} main restricted universe multiverse
+
+deb http://ports.ubuntu.com/ ${RELEASE}-updates main restricted universe multiverse
+# deb-src http://ports.ubuntu.com/ ${RELEASE}-updates main restricted universe multiverse
+
+deb http://ports.ubuntu.com/ ${RELEASE}-security main restricted universe multiverse
+# deb-src http://ports.ubuntu.com/ ${RELEASE}-security main restricted universe multiverse
+
+deb http://ports.ubuntu.com/ ${RELEASE}-backports main restricted universe multiverse
+# deb-src http://ports.ubuntu.com/ ${RELEASE}-backports main restricted universe multiverse
+EOM
+fi
+chroot $R apt-get update
+chroot $R apt-get -y -u dist-upgrade
+
+# Install the RPi PPA
+chroot $R apt-get -y install software-properties-common ubuntu-keyring
+chroot $R apt-add-repository -y ppa:fo0bar/rpi2
+chroot $R apt-get update
+
+# Standard packages
+chroot $R apt-get -y install ubuntu-standard initramfs-tools raspberrypi-bootloader-nokernel language-pack-en
+
+# Kernel installation
+# Install flash-kernel last so it doesn't try (and fail) to detect the
+# platform in the chroot.
+chroot $R apt-get -y --no-install-recommends install linux-image-rpi2
+chroot $R apt-get -y install flash-kernel
+VMLINUZ="$(ls -1 $R/boot/vmlinuz-* | sort | tail -n 1)"
+[ -z "$VMLINUZ" ] && exit 1
+cp $VMLINUZ $R/boot/firmware/kernel7.img
+
+# Set up fstab
+cat <<EOM >$R/etc/fstab
+proc            /proc           proc    defaults          0       0
+/dev/mmcblk0p2  /               ext4    defaults,noatime  0       1
+/dev/mmcblk0p1  /boot/firmware  vfat    defaults          0       2
+EOM
+
+# Set up hosts
+echo ubuntu >$R/etc/hostname
+cat <<EOM >$R/etc/hosts
+127.0.0.1       localhost
+::1             localhost ip6-localhost ip6-loopback
+ff02::1         ip6-allnodes
+ff02::2         ip6-allrouters
+
+127.0.1.1       ubuntu
+EOM
+
+# Set up default user
+chroot $R adduser --gecos "Ubuntu user" --add_extra_groups --disabled-password ubuntu
+chroot $R usermod -a -G sudo,adm -p '$6$iTPEdlv4$HSmYhiw2FmvQfueq32X30NqsYKpGDoTAUV2mzmHEgP/1B7rV3vfsjZKnAWn6M2d.V2UsPuZ2nWHg1iqzIu/nF/' ubuntu
+
+# Restore standard sources.list if a local mirror was used
+if [ -n "$LOCAL_MIRROR" ]; then
+  cat <<EOM >$R/etc/apt/sources.list
+deb http://ports.ubuntu.com/ ${RELEASE} main restricted universe multiverse
+# deb-src http://ports.ubuntu.com/ ${RELEASE} main restricted universe multiverse
+
+deb http://ports.ubuntu.com/ ${RELEASE}-updates main restricted universe multiverse
+# deb-src http://ports.ubuntu.com/ ${RELEASE}-updates main restricted universe multiverse
+
+deb http://ports.ubuntu.com/ ${RELEASE}-security main restricted universe multiverse
+# deb-src http://ports.ubuntu.com/ ${RELEASE}-security main restricted universe multiverse
+
+deb http://ports.ubuntu.com/ ${RELEASE}-backports main restricted universe multiverse
+# deb-src http://ports.ubuntu.com/ ${RELEASE}-backports main restricted universe multiverse
+EOM
+chroot $R apt-get update
+fi
+
+# Clean cached downloads
+chroot $R apt-get clean
+
+# Set up interfaces
+cat <<EOM >$R/etc/network/interfaces
+# interfaces(5) file used by ifup(8) and ifdown(8)
+# Include files from /etc/network/interfaces.d:
+source-directory /etc/network/interfaces.d
+
+# The loopback network interface
+auto lo
+iface lo inet loopback
+
+# The primary network interface
+allow-hotplug eth0
+iface eth0 inet dhcp
+EOM
+
+# Set up firmware config
+cat <<EOM >$R/boot/firmware/config.txt
+# For more options and information see 
+# http://www.raspberrypi.org/documentation/configuration/config-txt.md
+# Some settings may impact device functionality. See link above for details
+
+# uncomment if you get no picture on HDMI for a default "safe" mode
+#hdmi_safe=1
+
+# uncomment this if your display has a black border of unused pixels visible
+# and your display can output without overscan
+#disable_overscan=1
+
+# uncomment the following to adjust overscan. Use positive numbers if console
+# goes off screen, and negative if there is too much border
+#overscan_left=16
+#overscan_right=16
+#overscan_top=16
+#overscan_bottom=16
+
+# uncomment to force a console size. By default it will be display's size minus
+# overscan.
+#framebuffer_width=1280
+#framebuffer_height=720
+
+# uncomment if hdmi display is not detected and composite is being output
+#hdmi_force_hotplug=1
+
+# uncomment to force a specific HDMI mode (this will force VGA)
+#hdmi_group=1
+#hdmi_mode=1
+
+# uncomment to force a HDMI mode rather than DVI. This can make audio work in
+# DMT (computer monitor) modes
+#hdmi_drive=2
+
+# uncomment to increase signal to HDMI, if you have interference, blanking, or
+# no display
+#config_hdmi_boost=4
+
+# uncomment for composite PAL
+#sdtv_mode=2
+
+#uncomment to overclock the arm. 700 MHz is the default.
+#arm_freq=800
+EOM
+ln -sf firmware/config.txt $R/boot/config.txt
+echo 'dwc_otg.lpm_enable=0 console=tty1 root=/dev/mmcblk0p2 rootwait' > $R/boot/firmware/cmdline.txt
+ln -sf firmware/cmdline.txt $R/boot/cmdline.txt
+
+# Load sound module on boot
+echo snd_bcm2835 >$R/lib/modules-load.d/rpi2.conf
+
+# Unmount mounted filesystems
+umount $R/proc
+umount $R/sys
+
+# Clean up files
+rm -f $R/etc/apt/sources.list.save
+rm -f $R/etc/resolvconf/resolv.conf.d/original
+rm -rf $R/run
+mkdir -p $R/run
+rm -f $R/etc/*-
+rm -f $R/root/.bash_history
+rm -rf $R/tmp/*
+rm -f $R/var/lib/urandom/random-seed
+[ -L $R/var/lib/dbus/machine-id ] || rm -f $R/var/lib/dbus/machine-id
+rm -f $R/etc/machine-id
+
+# Build the image file
+# Currently hardcoded to a 1.75GiB image
+DATE="$(date +%Y-%m-%d)"
+dd if=/dev/zero of="$BASEDIR/${DATE}-ubuntu-${RELEASE}.img" bs=1M count=1
+dd if=/dev/zero of="$BASEDIR/${DATE}-ubuntu-${RELEASE}.img" bs=1M count=0 seek=1792
+sfdisk -f "$BASEDIR/${DATE}-ubuntu-${RELEASE}.img" <<EOM
+unit: sectors
+
+1 : start=     2048, size=   131072, Id= c, bootable
+2 : start=   133120, size=  3536896, Id=83
+3 : start=        0, size=        0, Id= 0
+4 : start=        0, size=        0, Id= 0
+EOM
+VFAT_LOOP="$(losetup -o 1M --sizelimit 64M -f --show $BASEDIR/${DATE}-ubuntu-${RELEASE}.img)"
+EXT4_LOOP="$(losetup -o 65M --sizelimit 1727M -f --show $BASEDIR/${DATE}-ubuntu-${RELEASE}.img)"
+mkfs.vfat "$VFAT_LOOP"
+mkfs.ext4 "$EXT4_LOOP"
+MOUNTDIR="$BUILDDIR/mount"
+mkdir -p "$MOUNTDIR"
+mount "$EXT4_LOOP" "$MOUNTDIR"
+mkdir -p "$MOUNTDIR/boot/firmware"
+mount "$VFAT_LOOP" "$MOUNTDIR/boot/firmware"
+rsync -a "$R/" "$MOUNTDIR/"
+umount "$MOUNTDIR/boot/firmware"
+umount "$MOUNTDIR"
+losetup -d "$EXT4_LOOP"
+losetup -d "$VFAT_LOOP"
+if which bmaptool; then
+  bmaptool create -o "$BASEDIR/${DATE}-ubuntu-${RELEASE}.bmap" "$BASEDIR/${DATE}-ubuntu-${RELEASE}.img"
+fi
+
+# Done!