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# Copyright (c) 2008, 2009 - RZ Uni Freiburg
# Copyright (c) 2008..2011 - OpenSLX GmbH
#
# This program/file is free software distributed under the GPL version 2.
# See http://openslx.org/COPYING
#
# If you have any feedback please consult http://openslx.org/feedback and
# send your feedback to feedback@openslx.org
#
# General information about OpenSLX can be found at http://openslx.org
#
# script is included from init via the "." load function - thus it has all
# variables and functions available
# include default directories
. /etc/openslx.conf
CONFFILE="/initramfs/plugin-conf/vmchooser.conf"
PLUGINCONFDIR=/mnt/${OPENSLX_DEFAULT_CONFDIR}/plugins/vmchooser
BINDIR=/mnt/${OPENSLX_DEFAULT_BINDIR}
PLUGINDIR=${OPENSLX_DEFAULT_DIR}/plugin-repo/vmchooser
VIRTDIR=/mnt/${OPENSLX_DEFAULT_VIRTDIR}
if [ -e $CONFFILE ]; then
. $CONFFILE
if [ $vmchooser_active -ne 0 ] ; then
[ $DEBUGLEVEL -gt 0 ] \
&& echo "vmchooser: copying stage3 configuration file ..."
testmkd ${PLUGINCONFDIR}/loopimg
testmkd ${PLUGINCONFDIR}/fd-loop 1777
vmchooser_conf_dir=/mnt/etc/vmchooser
vmchooser_conf=${vmchooser_conf_dir}/vmchooser.conf
testmkd ${vmchooser_conf_dir}
[ ! -z $vmchooser_env ] && echo "pool=${vmchooser_env}" >> $vmchooser_conf
[ ! -z $vmchooser_theme ] && echo "theme=${vmchooser_theme}" >> $vmchooser_conf
[ ! -z $vmchooser_pvs ] && echo "pvs=${vmchooser_pvs}" >> $vmchooser_conf
[ ! -z $vmchooser_xmlpath ] && echo "path=${vmchooser_xmlpath}" >> $vmchooser_conf
vmchooser_theme_dir=/mnt/usr/local/share/vmchooser/themes
testmkd $vmchooser_theme_dir
cp -r /mnt/${PLUGINDIR}/themes/* $vmchooser_theme_dir
cp $CONFFILE ${PLUGINCONFDIR}/vmchooser.conf
ln -s ${PLUGINDIR}/run-virt.sh ${BINDIR}/run-virt.sh
ln -s ${PLUGINDIR}/vmchooser ${BINDIR}/vmchooser
ln -s ${PLUGINDIR}/xmlfilter.sh ${BINDIR}/xmlfilter.sh
# setup all generic virtualization / starting stuff like the floppy image
# loop file for exchanging information between linux and vm guest
if modprobe ${MODPRV} loop; then
mdev -s
else
: #|| error "" nonfatal
fi
# mount a clean tempfs (bug in UnionFS prevents loopmount to work)
grep -qE "unionfs |aufs " /proc/mounts && \
mount -n -o size=1500k -t tmpfs vm-loopimg ${PLUGINCONFDIR}/loopimg
# create an empty floppy image of 1.4MByte size
dd if=/dev/zero of=${PLUGINCONFDIR}/loopimg/fd.img count=2880 bs=512 \
2>/dev/null
chmod 0777 ${PLUGINCONFDIR}/loopimg/fd.img
# use dos formatter copied into stage3
mkdosfs ${PLUGINCONFDIR}/loopimg/fd.img >/dev/null 2>&1 #|| error
mount -n -t msdos -o loop,umask=000 ${PLUGINCONFDIR}/loopimg/fd.img \
${PLUGINCONFDIR}/fd-loop
if [ $vmchooser_pvs -ne 0 ]; then
sed -i /mnt/usr/share/xsessions/default.desktop \
-e "s,vmchooser$,vmchooser --pvs,"
fi
# setup more scratch space for virtual machines, if configured
testmkd /mnt/var/lib/virt/vmscratch
testmkd /mnt/tmp/virt
testmkd /mnt/var/log/samba
# enable normal users to setup the extended virtual machine redo file space
# and image source via network block device (NBD only at the moment)
# allow to start/stop samba on virtual devices (latter one ignores multiple
# independent daemons)
cat >> /mnt/etc/sudoers << EOF
# allow to start and stop the special /tmp redo file space (RAM + NBD/NFS server RAID)
ALL ALL=NOPASSWD: /sbin/losetup /dev/loop*
ALL ALL=NOPASSWD: /sbin/mdadm -C /dev/md0 -l linear --raid-devices=2 /dev/loop* /dev/*
ALL ALL=NOPASSWD: /opt/openslx/rootfs/usr/sbin/nbd-client * * /dev/nbd*
# allow to configure and start/stop samba services
ALL ALL=NOPASSWD: /opt/openslx/rootfs/bin/sed -i /etc/*/smb.conf -e *
ALL ALL=NOPASSWD: /usr/sbin/nmbd -s /etc/*/smb.conf
ALL ALL=NOPASSWD: /usr/sbin/smbd -s /etc/*/smb.conf
ALL ALL=NOPASSWD: /opt/openslx/rootfs/usr/bin/killall nmbd smbd
EOF
# finished ...
[ $DEBUGLEVEL -gt 0 ] && echo "done with 'vmchooser' os-plugin ..."
fi
fi
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