# Mark Huang <mlhuang@cs.princeton.edu>
# Copyright (C) 2006 The Trustees of Princeton University
#
-# $Id: functions,v 1.6 2006/07/10 21:05:37 mlhuang Exp $
+# $Id$
#
PATH=/sbin:/bin:/usr/sbin:/usr/bin
export PATH
-# Release and architecture to install
-PLC_DEVEL_FEDORA_RELEASE=4
-PLC_DEVEL_FEDORA_ARCH=i386
+. build.common
-# Fedora Core mirror from which to install filesystems
-PLC_DEVEL_FEDORA_URL=file:///usr/share/mirrors/fedora
-
-# Build myplc inside myplc-devel
-PLC_DEVEL_BOOTSTRAP=true
+pl_process_fedora_options $@
+shiftcount=$?
+shift $shiftcount
+# XXX Backwards compatibility with old myplc-devel environment
# We may be running inside a myplc-devel environment, which can
-# override these defaults. Specifically, whether to build myplc inside
-# myplc-devel (PLC_DEVEL_BOOTSTRAP).
+# override these defaults.
if [ -f /etc/planetlab/plc_config ] ; then
. /etc/planetlab/plc_config
+ [ ! -z "$PLC_DEVEL_FEDORA_RELEASE" ] && pl_FEDORA_RELEASE=$PLC_DEVEL_FEDORA_RELEASE
+ [ ! -z "$PLC_DEVEL_FEDORA_ARCH" ] && pl_FEDORA_ARCH=$PLC_DEVEL_FEDORA_ARCH
+ [ ! -z "$PLC_DEVEL_FEDORA_URL" ] && pl_FEDORA_URL=$PLC_DEVEL_FEDORA_URL
fi
-usage()
-{
- echo "Usage: build.sh [OPTION]..."
- echo " -l url Fedora mirror location (default: $PLC_DEVEL_FEDORA_URL)"
- echo " -r release Fedora release number (default: $PLC_DEVEL_FEDORA_RELEASE)"
- echo " -a arch Fedora architecture (default: $PLC_DEVEL_FEDORA_ARCH)"
- echo " -h This message"
- exit 1
-}
-
-# Get options
-while getopts "l:r:a:h" opt ; do
- case $opt in
- l)
- PLC_DEVEL_FEDORA_URL=$OPTARG
- ;;
- r)
- PLC_DEVEL_FEDORA_RELEASE=$OPTARG
- ;;
- a)
- PLC_DEVEL_FEDORA_ARCH=$OPTARG
- ;;
- h|*)
- usage
- ;;
- esac
-done
-
# Do not tolerate errors
set -e
# Be verbose
set -x
-# Make a basic chroot at the specified location given the specified
-# configuration.
-make_chroot() {
- root=$1
- config=$2
-
- # Get group list
- groups=
- while read group ; do
- groups="$groups -g \"$group\""
- done < <(./plc-config --groups $config)
-
- # Get package list
- packages=
- while read package ; do
- packages="$packages -p \"$package\""
- done < <(./plc-config --packages $config)
-
- # Install base system
- eval mkfedora -v -l $PLC_DEVEL_FEDORA_URL -r $PLC_DEVEL_FEDORA_RELEASE -a $PLC_DEVEL_FEDORA_ARCH $packages $groups $root
-
- # Disable all services in reference image
- chroot $root sh -c "/sbin/chkconfig --list | awk '{ print \$1 }' | xargs -i /sbin/chkconfig {} off"
-
- # FC2 minilogd starts up during shutdown and makes unmounting
- # impossible. Just get rid of it.
- rm -f $root/sbin/minilogd
- ln -nsf /bin/true $root/sbin/minilogd
+# this is fragile, as the actual layout may vary from one mirror to the other
+# however this should be in line with the layouts obtained
+# when running build/vbuild-fedora-mirror.sh
+
+function yum_conf_to_build_host () {
+ build_dir=$1; shift
+ BUILD_HOST=$(hostname)
+
+ cat <<EOF
+[main]
+cachedir=/var/cache/yum
+debuglevel=2
+logfile=/var/log/yum.log
+pkgpolicy=newest
+distroverpkg=redhat-release
+tolerant=1
+exactarch=1
+retries=10
+obsoletes=1
+gpgcheck=0
+# Prevent yum-2.4 from loading additional repository definitions
+# (e.g., from /etc/yum.repos.d/)
+reposdir=/dev/null
+
+EOF
+
+ template=$build_dir/mirroring/${pl_DISTRO_NAME}/yum.repos.d/building.repo.in
+ if [ ! -f $template ] ; then
+ echo "# MyPLC/$0: cannot find template $template"
+ else
+ sed -e s,@MIRRORURL@,http://${BUILD_HOST}/mirror/, $template
+ fi
}
-# Move specified directories out of the chroot and into a "data"
-# directory that will be bind mounted on /data inside the chroot.
-move_datadirs() {
- root=$1
- data=$2
- shift 2
-
- mkdir -p $root/data
- for datadir in "$@" ; do
- mkdir -p ${data}$datadir
- if [ -d $root/$datadir -a ! -h $root/$datadir ] ; then
- (cd $root && find ./$datadir | cpio -p -d -u ../$data/)
- fi
- rm -rf $root/$datadir
- mkdir -p $(dirname $root/$datadir)
- ln -nsf /data$datadir $root/$datadir
- done
-}
-
-# Make loopback filesystem from specified location
-make_image() {
- root=$1
- image=$2
-
- # Leave about 100 MB free space and allow for about 20% inode overhead
- bytes=$((($(du -sb $root | cut -f1) + 100000000) * 120 / 100))
- bs=4096
- blocks=$(($bytes / $bs))
- dd bs=$bs count=$blocks if=/dev/zero of=$image
- mkfs.ext3 -b $bs -j -F $image
-
- # Temporarily mount it
- tmp=$(mktemp -d tmp.XXXXXX)
- mount -o loop $image $tmp
- trap "umount $tmp; rmdir $tmp" ERR INT
-
- # Move files to it
- (cd $root && tar cpf - .) | (cd $tmp && tar xpf -)
-
- # Unmount it
- umount $tmp
- rmdir $tmp
- trap - ERR INT
-}