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#!/bin/bash -eu
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##########################################################################
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#### (c) Copyright 2004-2007 Canonical Ltd. #####
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# #
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# This program is free software; you can redistribute it and/or modify #
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# it under the terms of the GNU General Public License as published by #
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# the Free Software Foundation; either version 2, or (at your option) #
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# any later version. #
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# #
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# This program is distributed in the hope that it will be useful, but #
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# WITHOUT ANY WARRANTY; without even the implied warranty of #
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU #
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# General Public License for more details. #
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# #
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# You should have received a copy of the GNU General Public License with #
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# your Ubuntu system, in /usr/share/common-licenses/GPL, or with the #
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# livecd-rootfs source package as the file COPYING. If not, write to #
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# the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, #
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# Boston, MA 02110-1301 USA. #
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##########################################################################
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# Depends: debootstrap, rsync, python-minimal|python, procps, squashfs-tools
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cleanup() {
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for mnt in $MOUNTS ${ROOT}lib/modules/*/volatile ${ROOT}var/{lock,run}; do
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umount $mnt || true
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done
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[ -n "$DEV" ] && losetup -d $DEV || true
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grep ${ROOT} /proc/mounts && return 1 || return 0
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}
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kill_users() {
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set +e
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PIDLIST="$(ls -l /proc/*/root 2>/dev/null | grep -- " -> ${ROOT%/}" | sed -n 's/^.*proc.\([0-9]*\).*$/\1/p')"
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while [ -n "${PIDLIST}" ]; do
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echo killing $PIDLIST
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ps -l $(for p in $PIDLIST; do echo ' '-p $p; done)
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kill -9 $PIDLIST
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sleep 2
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PIDLIST="$(ls -l /proc/*/root 2>/dev/null | grep -- " -> ${ROOT%/}" | sed -n 's/^.*proc.\([0-9]*\).*$/\1/p')"
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done
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set -e
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}
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without_package() {
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echo "$2" | tr ' ' '\n' | grep -v "^$1$" | tr '\n' ' '
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}
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subst_package() {
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echo "$3" | tr ' ' '\n' | sed "s/^$1$/$2/" | tr '\n' ' '
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}
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if [ $(id -u) != 0 ];then
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echo "must be run as root"
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exit 2
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fi
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umask 022
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export TTY=unknown
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export TERM=vt100
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export DEBIAN_FRONTEND=noninteractive
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export LANG=C
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SRCMIRROR=http://archive.ubuntu.com/ubuntu
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COMP="main restricted"
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ARCH=$(dpkg --print-installation-architecture)
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case $ARCH in
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i386|powerpc|amd64|sparc)
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USERMIRROR=http://archive.ubuntu.com/ubuntu
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SECMIRROR=http://security.ubuntu.com/ubuntu
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SECSRCMIRROR=${SECMIRROR}
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;;
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hppa)
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USERMIRROR=http://ports.ubuntu.com/ubuntu-ports
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SECMIRROR=${USERMIRROR}
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SECSRCMIRROR=${SRCMIRROR}
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#COMP="main restricted universe"
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;;
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*)
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USERMIRROR=http://ports.ubuntu.com/ubuntu-ports
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SECMIRROR=${USERMIRROR}
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SECSRCMIRROR=${SRCMIRROR}
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;;
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esac
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case $(hostname --fqdn) in
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bld-*.mmjgroup.com) MIRROR=${USERMIRROR};;
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*.mmjgroup.com) MIRROR=http://archive.mmjgroup.com/${USERMIRROR##*/};;
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*.0c3.net) MIRROR=http://ftp.iinet.net.au/linux/ubuntu;;
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*.ubuntu.com) MIRROR=http://ftpmaster.internal/ubuntu;;
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*.warthogs.hbd.com) MIRROR=http://ftpmaster.internal/ubuntu;;
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*.buildd) MIRROR=http://ftpmaster.internal/ubuntu;;
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*) MIRROR=${USERMIRROR};;
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esac
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STE=gutsy
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EXCLUDE=""
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LIST=""
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SUBARCH=""
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while getopts :d:e:i:I:mS::s: name; do case $name in
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d) STE=$OPTARG;;
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e) EXCLUDE="$EXCLUDE $OPTARG";;
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i) LIST="$LIST $OPTARG";;
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I) UINUM=$(sanitize int "$OPTARG");;
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m) MIRROR=$(sanitize url "$OPTARG");;
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S) USZ=$(sanitize int "$OPTARG");;
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s) SUBARCH="$OPTARG";;
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\?) echo bad usage >&2; exit 2;;
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\:) echo missing argument >&2; exit 2;;
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esac; done;
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shift $((OPTIND-1))
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if (( $# == 0 )) || [ "X$1" = "Xall" ]; then
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set -- ubuntu kubuntu edubuntu xubuntu base
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fi
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for arg in "$@"; do
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case "$arg" in
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ubuntu|edubuntu|kubuntu|xubuntu|base|tocd)
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;;
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*)
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echo bad name >&2;
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exit 2
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;;
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esac
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done
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ROOT=$(pwd)/chroot-livecd/ # trailing / is CRITICAL
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for FS in "$@"; do
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FSS="$FS${SUBARCH:+-$SUBARCH}"
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IMG=livecd.${FSS}.fsimg
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MOUNTS="${ROOT}dev/pts ${ROOT}dev/shm ${ROOT}.dev ${ROOT}dev ${ROOT}proc"
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DEV=""
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rm -rf ${ROOT}
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mkdir -p ${ROOT}var/cache/debconf
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cat << @@EOF > ${ROOT}var/cache/debconf/config.dat
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Name: debconf/frontend
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Template: debconf/frontend
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Value: Noninteractive
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Owners: debconf
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Flags: seen
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@@EOF
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case "$FS" in
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ubuntu)
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LIST="$LIST minimal^ standard^ ubuntu-desktop^"
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LIVELIST="ubuntu-live^ xresprobe laptop-detect casper"
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;;
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kubuntu)
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LIST="$LIST minimal^ standard^ kubuntu-desktop^"
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LIVELIST="kubuntu-live^ xresprobe laptop-detect casper"
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;;
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edubuntu)
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LIST="$LIST minimal^ standard^ edubuntu-desktop^"
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LIVELIST="edubuntu-live^ xresprobe laptop-detect casper"
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;;
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xubuntu)
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LIST="$LIST minimal^ standard^ xterm libgoffice-gtk-0-4 xubuntu-desktop^"
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LIVELIST="xubuntu-live^ xresprobe laptop-detect casper"
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;;
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base)
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LIST="$LIST minimal^ standard^"
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LIVELIST="casper"
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;;
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tocd)
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LIST="$LIST minimal^ standard^"
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tocdtmp=`mktemp -d` || exit 1
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tocdgerminate='http://people.ubuntu.com/~cjwatson/germinate-output/tocd3.1-dapper/'
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if wget -O "$tocdtmp"/desktop "$tocdgerminate"/desktop; then
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tocddesktop=`awk '{print $1}' "$tocdtmp"/desktop | egrep -v '^-|^Package|^\|' | tr '\n' ' '`
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echo "TheOpenCD desktop package list is: $tocddesktop"
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else
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echo "Unable to fetch tocd-desktop germinate output."
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[ -d "$tocdtmp" ] && rm -rf "$tocdtmp"
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exit 1
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fi
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if wget -O "$tocdtmp"/live "$tocdgerminate"/live; then
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tocdlive=`awk '{print $1}' "$tocdtmp"/live | egrep -v '^-|^Package|^\|' | tr '\n' ' '`
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echo "TheOpenCD live package list is: $tocdlive"
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else
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echo "Unable to fetch tocd-live germinate output."
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[ -d "$tocdtmp" ] && rm -rf "$tocdtmp"
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exit 1
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fi
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[ -d "$tocdtmp" ] && rm -rf "$tocdtmp"
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LIST="$LIST $tocddesktop"
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LIVELIST="$tocdlive casper"
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esac
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#dpkg -l livecd-rootfs # get our version # in the log.
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debootstrap --components=$(echo $COMP | sed 's/ /,/g') $STE $ROOT $MIRROR
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# Just make a few things go away, which lets us skip a few other things.
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DIVERTS="usr/sbin/mkinitrd usr/sbin/invoke-rc.d"
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for file in $DIVERTS; do
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mkdir -p ${ROOT}${file%/*}
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chroot $ROOT dpkg-divert --add --local --divert /${file}.livecd --rename /${file}
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cp /bin/true ${ROOT}$file
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done
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# /bin/true won't cut it for mkinitrd, need to have -o support.
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cat << @@EOF > ${ROOT}/usr/sbin/mkinitrd
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#!/usr/bin/python
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import sys
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for i in range(len(sys.argv)):
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if sys.argv[i]=='-o':
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open(sys.argv[i+1],"w")
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@@EOF
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chmod 755 ${ROOT}usr/sbin/mkinitrd
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trap "cleanup" 0 1 2 3 15
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case $ARCH in
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alpha|amd64|i386|ia64|m68k|mips|mipsel)
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link_in_boot=no
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;;
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*)
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link_in_boot=yes
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;;
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esac
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# Make a good /etc/kernel-img.conf for the kernel packages
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cat << @@EOF >> ${ROOT}etc/kernel-img.conf
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do_symlinks = yes
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relative_links = yes
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do_bootloader = no
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do_bootfloppy = no
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do_initrd = yes
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link_in_boot = $link_in_boot
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@@EOF
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mkdir -p ${ROOT}proc
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mount -tproc none ${ROOT}proc
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# In addition to the ones we got from apt, trust whatever the local system
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# believes in, but put things back afterwards.
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cp ${ROOT}etc/apt/trusted.gpg ${ROOT}etc/apt/trusted.gpg.$$
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cat /etc/apt/trusted.gpg >> ${ROOT}etc/apt/trusted.gpg
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case $ARCH in
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amd64) LIST="$LIST linux-generic";;
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i386) LIST="$LIST linux-generic";;
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powerpc)
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case $SUBARCH in
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ps3) LIST="$LIST linux-ps3";;
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*) LIST="$LIST linux-powerpc linux-powerpc64-smp";;
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esac;;
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# and the bastard stepchildren
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ia64) LIST="$LIST linux-itanium-smp linux-mckinley-smp";;
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hppa) LIST="$LIST linux-hppa32 linux-hppa64";;
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sparc*) LIST="$LIST linux-sparc64";;
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*) echo "Unknown architecture: no kernel."; exit 1;;
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esac
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for x in $EXCLUDE; do
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LIST="$(without_package "$x" "$LIST")"
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done
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# Create a good sources.list, and finish the install
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echo deb $MIRROR $STE ${COMP} > ${ROOT}etc/apt/sources.list
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chroot $ROOT apt-get update
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chroot $ROOT apt-get -y install $LIST </dev/null
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chroot ${ROOT} dpkg-query -W --showformat='${Package} ${Version}\n' \
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> livecd.${FSS}.manifest-desktop
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chroot $ROOT apt-get -y install $LIVELIST </dev/null
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case $FS in
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edubuntu)
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chroot $ROOT apt-cache dumpavail | \
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grep-dctrl -nsPackage -FTask edubuntu-ship-addon -a \
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-FTask edubuntu-live | \
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sort -u | \
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xargs chroot $ROOT \
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dpkg-query -W --showformat='${Package} ${Version}\n' \
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>> livecd.${FSS}.manifest-desktop
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;;
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esac
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chroot ${ROOT} dpkg-query -W --showformat='${Package} ${Version}\n' \
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> livecd.${FSS}.manifest
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kill_users
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chroot $ROOT /etc/cron.daily/slocate || true
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chroot $ROOT /etc/cron.daily/man-db || true
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# remove our diversions
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for file in $DIVERTS; do
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ls -ld ${ROOT}${file} ${ROOT}${file}.livecd || true
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rm -f ${ROOT}${file}
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chroot $ROOT dpkg-divert --remove --rename /${file}
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done
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# And make this look more pristene
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cleanup
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cat << @@EOF > ${ROOT}etc/apt/sources.list
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deb ${USERMIRROR} $STE ${COMP}
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deb-src ${SRCMIRROR} $STE ${COMP}
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## Uncomment the following two lines to add software from the 'universe'
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## repository.
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## N.B. software from this repository is ENTIRELY UNSUPPORTED by the Ubuntu
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## team, and may not be under a free licence. Please satisfy yourself as to
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## your rights to use the software. Also, please note that software in
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## universe WILL NOT receive any review or updates from the Ubuntu security
|
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|
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## team.
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# deb ${USERMIRROR} $STE universe
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# deb-src ${SRCMIRROR} $STE universe
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deb ${SECMIRROR} ${STE}-security ${COMP}
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deb-src ${SECSRCMIRROR} ${STE}-security ${COMP}
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@@EOF
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mv ${ROOT}etc/apt/trusted.gpg.$$ ${ROOT}etc/apt/trusted.gpg
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# get rid of the .debs - we don't need them.
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chroot ${ROOT} apt-get clean
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rm -f ${ROOT}etc/X11/xorg.conf
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rm -f ${ROOT}var/lib/apt/lists/*_*
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rm -f ${ROOT}var/spool/postfix/maildrop/*
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# Removing update-notifier notes is now considered harmful:
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#rm -f ${ROOT}var/lib/update-notifier/user.d/*
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chroot $ROOT apt-get update || true # give them fresh lists, but don't fail
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rm -f ${ROOT}etc/resolv.conf ${ROOT}etc/mailname
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if [ -f ${ROOT}/etc/postfix/main.cf ]; then
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sed -i '/^myhostname/d; /^mydestination/d; /^myorigin/d' ${ROOT}etc/postfix/main.cf
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echo set postfix/destinations | chroot ${ROOT} /usr/bin/debconf-communicate postfix
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echo set postfix/mailname | chroot ${ROOT} /usr/bin/debconf-communicate postfix
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fi
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KVERS=`chroot ${ROOT} dpkg -l linux-image-2\*|grep ^i|awk '{print $2}'|sed 's/linux-image-//'`
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for KVER in ${KVERS}; do
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SUBARCH="${KVER#*-*-}"
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chroot ${ROOT} update-initramfs -k "${KVER}" -u
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# we mv the initramfs, so it's not wasting space on the livefs
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mv ${ROOT}/boot/initrd.img-"${KVER}" livecd.${FSS}.initrd-"${SUBARCH}"
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cp ${ROOT}/boot/vmlinu?-"${KVER}" livecd.${FSS}.kernel-"${SUBARCH}"
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done
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NUMKVERS="$(set -- $KVERS; echo $#)"
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if [ "$NUMKVERS" = 1 ]; then
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# only one kernel
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SUBARCH="${KVERS#*-*-}"
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ln -s livecd.${FSS}.initrd-"${SUBARCH}" livecd.${FSS}.initrd
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ln -s livecd.${FSS}.kernel-"${SUBARCH}" livecd.${FSS}.kernel
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fi
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# all done with the chroot; reset the deconf frontend, so Colin doesn't cry
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echo RESET debconf/frontend | chroot $ROOT debconf-communicate
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echo FSET debconf/frontend seen true | chroot $ROOT debconf-communicate
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# And now that we're done messing with debconf, destroy the backup files:
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rm -f ${ROOT}/var/cache/debconf/*-old
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# Dirty hack to mark langpack stuff as manually installed
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perl -i -nle 'print unless /^Package: language-(pack|support)/ .. /^$/;' \
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${ROOT}/var/lib/apt/extended_states
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livefs_squash()
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{
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squashsort="http://people.ubuntu.com/~tfheen/livesort/${FSS}.list.${ARCH}"
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if wget -O livecd.${FSS}.sort ${squashsort} > /dev/null 2>&1; then
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echo "Using the squashfs sort list from ${squashsort}."
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else
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echo "Unable to fetch squashfs sort list; using a blank list."
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: > livecd.${FSS}.sort
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fi
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mksquashfs ${ROOT} livecd.${FSS}.squashfs -sort livecd.${FSS}.sort
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chmod 644 livecd.${FSS}.squashfs
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}
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livefs_squash
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done
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