3 # Common functions for MyPLC build scripts (build_devel.sh and
6 # Mark Huang <mlhuang@cs.princeton.edu>
7 # Copyright (C) 2006 The Trustees of Princeton University
9 # $Id: build.functions,v 1.4 2006/08/16 01:27:16 mlhuang Exp $
12 PATH=/sbin:/bin:/usr/sbin:/usr/bin
14 # In both a normal CVS environment and a PlanetLab RPM
15 # build environment, all of our dependencies are checked out into
16 # directories at the same level as us.
17 if [ -d ../build ] ; then
21 echo "Error: Could not find $(cd .. && pwd -P)/build/"
27 # Release and architecture to install
28 PLC_DEVEL_FEDORA_RELEASE=4
29 PLC_DEVEL_FEDORA_ARCH=i386
31 # Fedora Core mirror from which to install filesystems
32 PLC_DEVEL_FEDORA_URL=file:///data/fedora
34 # We may be running inside a myplc-devel environment, which can
35 # override these defaults.
36 if [ -f /etc/planetlab/plc_config ] ; then
37 . /etc/planetlab/plc_config
42 echo "Usage: $0 [OPTION]..."
43 echo " -l url Fedora mirror location (default: $PLC_DEVEL_FEDORA_URL)"
44 echo " -r release Fedora release number (default: $PLC_DEVEL_FEDORA_RELEASE)"
45 echo " -a arch Fedora architecture (default: $PLC_DEVEL_FEDORA_ARCH)"
46 echo " -h This message"
51 while getopts "l:r:a:h" opt ; do
54 PLC_DEVEL_FEDORA_URL=$OPTARG
57 PLC_DEVEL_FEDORA_RELEASE=$OPTARG
60 PLC_DEVEL_FEDORA_ARCH=$OPTARG
68 # Do not tolerate errors
74 # Make a basic chroot at the specified location given the specified
83 groups="$groups -g \"$group\""
84 done < <(./plc-config --groups $config)
88 while read package ; do
89 packages="$packages -p \"$package\""
90 done < <(./plc-config --packages $config)
93 eval mkfedora -v -l $PLC_DEVEL_FEDORA_URL -r $PLC_DEVEL_FEDORA_RELEASE -a $PLC_DEVEL_FEDORA_ARCH $packages $groups $root
95 # Disable all services in reference image
96 chroot $root sh -c "/sbin/chkconfig --list | awk '{ print \$1 }' | xargs -i /sbin/chkconfig {} off"
98 # FC2 minilogd starts up during shutdown and makes unmounting
99 # impossible. Just get rid of it.
100 rm -f $root/sbin/minilogd
101 ln -nsf /bin/true $root/sbin/minilogd
104 # Move specified directories out of the chroot and into a "data"
105 # directory that will be bind mounted on /data inside the chroot.
112 for datadir in "$@" ; do
113 mkdir -p ${data}$datadir
114 if [ -d $root/$datadir -a ! -h $root/$datadir ] ; then
115 (cd $root && find ./$datadir | cpio -p -d -u ../$data/)
117 rm -rf $root/$datadir
118 mkdir -p $(dirname $root/$datadir)
119 ln -nsf /data$datadir $root/$datadir
123 # Make loopback filesystem from specified location
128 # Leave about 100 MB free space and allow for about 20% inode overhead
129 bytes=$((($(du -sb $root | cut -f1) + 100000000) * 120 / 100))
131 blocks=$(($bytes / $bs))
132 dd bs=$bs count=$blocks if=/dev/zero of=$image
133 mkfs.ext3 -b $bs -j -F $image
135 # Temporarily mount it
136 tmp=$(mktemp -d tmp.XXXXXX)
137 mount -o loop $image $tmp
138 trap "umount $tmp; rmdir $tmp" ERR INT
141 (cd $root && tar cpf - .) | (cd $tmp && tar xpf -)