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#!/bin/bash
### BEGIN INIT INFO
# Provides: kvm-wrapper
# Required-Start: $remote_fs $syslog
# Required-Stop: $remote_fs $syslog
# Default-Start: 2 3 4 5
# Default-Stop: 0 1 6
# Short-Description: kcm-wrapper init script
# Description: This script starts a list of VMs and stops the running
# ones when asked to
### END INIT INFO
# -- bencoh, 2009/08/11
# -- Asmadeus, 2011/06
SCRIPTNAME=/etc/init.d/kvm-wrapper
. /lib/lsb/init-functions
KVM_WRAPPER_DIR=/usr/share/kvm-wrapper
KVM_WRAPPER="$KVM_WRAPPER_DIR"/kvm-wrapper.sh
KVM_VM_LIST="$KVM_WRAPPER_DIR"/startup/startup-list
start_vm()
{
VM_NAME="$1"
log_begin_msg "Starting up VM : $VM_NAME ..."
$KVM_WRAPPER screen "$VM_NAME"
EXITNUM="$?"
echo $EXITNUM
case "$EXITNUM" in
0) log_end_msg 0 ;;
*) log_end_msg 1 ;;
esac
return 0
}
stop_vm ()
{
VM_NAME="$1"
log_begin_msg "Stopping VM : $VM_NAME ..."
"$KVM_WRAPPER" stop "$VM_NAME"
log_end_msg 0
}
do_start()
{
if [[ ! -f /usr/share/kvm-wrapper/kvm-wrapper.sh ]]; then
log_begin_msg "Mounting /usr/share/kvm-wrapper since it doesn't seem here"
echo
mount /usr/share/kvm-wrapper
sleep 3
fi
echo cleaning old pid files for `hostname -s`
rm -vf /usr/share/kvm-wrapper/run/`hostname -s`*
grep -E -v '^#' "$KVM_VM_LIST" |
while read line
do
pcregrep "^KVM_CLUSTER_NODE=\"?`hostname -s`" $KVM_WRAPPER_DIR/vm/$line-vm >&/dev/null && \
start_vm "$line"
done
}
do_stop()
{
"$KVM_WRAPPER" list|pcregrep "Running\ton (`hostname -s`|local)"|awk '{print $1}'|
while read line
do
stop_vm "$line"
done
}
case "$1" in
start)
log_begin_msg "Autostarting VMs (kvm-wrapper) ..."
echo
do_start
case "$?" in
0|1) log_end_msg 0 ;;
2) log_end_msg 1 ;;
esac
;;
stop)
log_begin_msg "Shutting down autostarted VMs (kvm-wrapper) ..."
echo
do_stop
case "$?" in
0|1) log_end_msg 0 ;;
2) log_end_msg 1 ;;
esac
;;
restart|force-reload)
;;
start-vm)
start_vm "$2"
;;
*)
echo "Usage: $SCRIPTNAME {start|stop}" >&2
echo " $SCRIPTNAME start-vm xxxxx" >&2
exit 3
;;
esac
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