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#!/bin/bash
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#
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# build-stages - Build vserver stages
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# Copyright (C) 2005 Christian Heim <phreak@gentoo.org>
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# Benedikt Boehm <hollow@gentoo.org>
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU 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
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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#
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# v0.1 - initial release
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trap "exit 1" INT
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if [ -r /sbin/functions.sh ]; then
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source /sbin/functions.sh
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else
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echo "/sbin/functions.sh missing. Are you running Gentoo?"
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fi
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die() {
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eerror ${1:-<no error message>}
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exit ${2:-1}
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}
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usage() {
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echo "Usage: build-stages <spec>"
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echo
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echo "<spec> Stages spec file"
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}
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# checking command line
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if [ $# -ne 1 ]; then
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usage
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exit
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fi
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# check root privs
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[ "$(id -u)" != "0" ] && die "Need root privileges"
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# read spec file
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[ ! -r $1 ] && die "No read-access to $1"
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source $1
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# set default values
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: ${type:=default}
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: ${version:=$(date +%Y%m%d)}
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: ${sync_snapshots:=1}
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: ${sync_source:=ftp.join.uni-muenster.de::gentoo/snapshots/}
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: ${snapshot:=latest}
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: ${stage1:=1}
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: ${stage2:=1}
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: ${stage3:=1}
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# set subsources
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stage_name=${arch}-${version}
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: ${stage1_seed:=seed}
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: ${stage2_subsource:=${type}/stage1-${stage_name}}
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: ${stage3_subsource:=${type}/stage2-${stage_name}}
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# setup all the path variables
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cdir=$(source /etc/catalyst2/catalyst2.conf; echo ${storedir:-/var/tmp/catalyst2})
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tmpdir=${cdir}/tmp
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snapdir=${cdir}/snapshots
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builddir=${cdir}/builds
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stagedir=${builddir}/${type}
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mkdir -p ${stagedir}
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# check config
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[ -z "${arch}" ] && die "arch not set. please fix your config file"
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[ -z "${profile}" ] && die "profile not set. please fix your config file"
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# display some common info
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einfo "Building stages for:"
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einfo
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einfo " arch: ${arch}"
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einfo " type: ${type}"
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einfo " version: ${version}"
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einfo " snapshot: ${snapshot}"
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einfo " profile: ${profile}"
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einfo
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echo
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build_stage() {
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[ $# -ne 2 ] && return 1
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local target=$1
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local subsource=$2
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local stagefile=${stagedir}/${target}-${arch}-${version}.tar.bz2
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if [ -f ${stagefile} ]; then
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einfo "${target} is cached at ${stagefile}"
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return
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fi
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einfo "Building ${target} ..."
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# we need a seed stage
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[ ! -f ${builddir}/${subsource}.tar.bz2 ] && die "subsource ${builddir}/${subsource}.tar.bz2 does not exist"
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# Now run catalyst2 and gather stats about the build
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/usr/bin/time -v \
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--output=${stagefile}.stats \
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catalyst2 -C \
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subarch=${arch} \
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version_stamp=${version} \
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rel_type=${type} \
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profile=${profile} \
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snapshot=${snapshot} \
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target=${target} \
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source_subpath=${subsource} \
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|| die "catalyst2 failed to build ${target}"
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# Generate digest
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cd ${stagedir}
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md5sum $(basename ${stagefile}) > $(basename ${stagefile}).md5
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# Generate file listings of the tarball
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tar -tjf ${stagefile} > ${stagefile}.CONTENTS
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}
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if [ ${sync_snapshots} -eq 1 ]; then
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einfo "Syncing snapshots"
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rsync -av ${sync_source}/ ${snapdir}/
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fi
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[ $stage1 -eq 1 ] && build_stage stage1 ${stage1_seed}
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[ $stage2 -eq 1 ] && build_stage stage2 ${stage2_subsource}
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[ $stage3 -eq 1 ] && build_stage stage3 ${stage3_subsource}
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einfo "All stages built successfully"
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