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372 lines
12 KiB
372 lines
12 KiB
#!/bin/bash -eu
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######################################################################
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#### (c) Copyright 2004,2005 Canonical Ltd. All rights reserved. ####
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######################################################################
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# Depends: debootstrap, rsync, cloop-utils, python-minimal|python, procps, squashfs-tools
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SQUASH_ARCHES="i386 amd64 powerpc"
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CLOOP_ARCHES="ia64 sparc hppa"
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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 [ $(id -u) != 0 ];then
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echo "must be run as root"
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exit 2
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fi
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umask 022
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export TTY=unknown
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export TERM=vt100
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SRCMIRROR=http://archive.ubuntu.com/ubuntu
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COMP="main restricted"
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ARCH=$(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/${USERMIRROR##*/};;
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*.ubuntu.com) MIRROR=http://ftpmaster.internal/ubuntu;;
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*.warthogs.hbd.com) MIRROR=http://ftpmaster.internal/ubuntu;;
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*.buildd) MIRROR=http://ftpmaster.internal/ubuntu;;
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*) MIRROR=${USERMIRROR};;
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esac
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# How much space do we leave on the filesystem for the user?
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USZ="400*1024" # 400MB for the user
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# And how many inodes? Default currently gives them > 100000
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UINUM="" # blank (default), or number of inodes desired.
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STE=edgy
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EXCLUDE=""
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LIST=""
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while getopts :d:e:i:I:mS:: 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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\?) 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 "$@"; do
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IMG=livecd.${FS}.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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export DEBIAN_FRONTEND=noninteractive # HACK for update-inetd
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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="$LIST ubuntu-base ubuntu-desktop"
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LIVELIST="ubuntu-live xresprobe laptop-detect casper"
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;;
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kubuntu)
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LIST="$LIST ubuntu-base 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="$LIST ubuntu-base edubuntu-desktop"
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LIVELIST="edubuntu-live xresprobe laptop-detect casper"
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;;
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xubuntu)
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LIST="$LIST ubuntu-base xterm libgoffice-gtk-1-2 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="$LIST ubuntu-base"
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LIVELIST="casper"
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;;
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tocd)
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LIST="$LIST ubuntu-base"
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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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# 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 = no
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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-amd64-generic";;
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i386) LIST="$LIST linux-686";;
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powerpc) LIST="$LIST linux-powerpc linux-powerpc64-smp";;
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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.${FS}.manifest-desktop
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chroot $ROOT apt-get -y install $LIVELIST </dev/null
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chroot ${ROOT} dpkg-query -W --showformat='${Package} ${Version}\n' \
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> livecd.${FS}.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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## 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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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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cp ${ROOT}/boot/initrd.img-"${KVER}" livecd.${FS}.initrd-"${SUBARCH}"
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cp ${ROOT}/boot/vmlinu?-"${KVER}" livecd.${FS}.kernel-"${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="${KVERS#*-*-}"
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ln -s livecd.${FS}.initrd-"${SUBARCH}" livecd.${FS}.initrd
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ln -s livecd.${FS}.kernel-"${SUBARCH}" livecd.${FS}.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 $ROOT debconf-communicate
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livefs_cloop()
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{
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mkdir -p livecd.mnt
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MOUNTS="$MOUNTS $(pwd)/livecd.mnt"
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DEV=$(losetup -f);
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# Make the filesystem, with some room for meta data and such
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SZ=$(python -c "print int(($(du -sk $ROOT|sed 's/[^0-9].*$//')*1.1+$USZ)/1024)")
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(( SZ > 2047 )) && SZ=2047
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SZ=2047 # XXX fix size for now
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if [ "$FS" = "kubuntu" ]; then
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SZ=2559
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fi
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for fsbs in 1024:65536; do
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FSBLOCK=${fsbs%:*}
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COMP=${fsbs#*:}
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IMGNAME=${IMG}-${FSBLOCK}
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if [ ! -f ${IMGNAME} ]; then
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if [ -f old-${IMGNAME} ]; then
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cp old-${IMGNAME} new-${IMGNAME}
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else
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dd if=/dev/zero of=new-${IMGNAME} count=$SZ bs=1M
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INUM=""
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[ -n "$UINUM" ] && INUM="-N "$(python -c "print $(find ${ROOT}|wc -l)+$UINUM") || INUM=""
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mke2fs -b $FSBLOCK $INUM -Osparse_super -F new-${IMGNAME}
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fi
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losetup $DEV new-${IMGNAME}
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mount $DEV livecd.mnt
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rsync -a --delete --inplace --no-whole-file ${ROOT} livecd.mnt
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umount $DEV
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rm -rf partimg-${IMGNAME}.*
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#if [ -x /usr/sbin/partimage ]; then
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# partimage -b -z0 --nodesc -f3 -c -o -y save $DEV partimg-${IMGNAME}
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# cat partimg-${IMGNAME}.*|partimage -b -z0 --nodesc -e -f3 -c -o -y restore $DEV stdin
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#else
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/usr/sbin/e2fs-zero.py -w new-${IMGNAME}
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#fi
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losetup -d $DEV
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mv new-${IMGNAME} ${IMGNAME}
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cp ${IMGNAME} old-${IMGNAME}
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fi
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create_compressed_fs $IMGNAME $COMP > livecd.${FS}.cloop-${fsbs}
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done
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}
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livefs_squash()
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{
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mksquashfs ${ROOT} livecd.${FS}.squashfs
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chmod 644 livecd.${FS}.squashfs
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}
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for i in $SQUASH_ARCHES; do
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if [ "$ARCH" = "$i" ]; then livefs_squash; fi
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done
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for i in $CLOOP_ARCHES; do
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if [ "$ARCH" = "$i" ]; then livefs_cloop; fi
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done
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done
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