#!/bin/bash

# CVM action hostname
# action: start reset stop show snapshot

ACTION=$1
HOSTNAME=$2

case $ACTION in
	stop|halt)
		if [ "$HOSTNAME" == "" ]; then
			echo "VM Name missing"
			exit
		fi
		vboxmanage controlvm $HOSTNAME poweroff
		;;
	reset)
		if [ "$HOSTNAME" == "" ]; then
			echo "VM Name missing"
			exit
		fi
		vboxmanage controlvm $HOSTNAME reset
		;;
	start)
		if [ "$HOSTNAME" == "" ]; then
			echo "VM Name missing"
			exit
		fi
		vboxmanage startvm $HOSTNAME --type headless
		;;
	snapshot)
		if [ "$HOSTNAME" == "" ]; then
			echo "VM Name missing";
			exit
		fi
		NAME=`date +"%Y-%m-%d_%H-%M_"`
		NAME=`echo "$NAME$HOSTNAME"`
		echo $NAME
		vboxmanage snapshot $HOSTNAME take $NAME
		vboxmanage snapshot $HOSTNAME list
		;;
	show|list)
		echo "+ running / - stopped"
		for I in `vboxmanage list vms | egrep -o '".*"' | egrep -o '[^"]*' | sort`
		do
			vboxmanage list runningvms | grep $I > /dev/null
			if [ "$?" == "0" ]; then
				echo "  + $I"
			else
				echo "  - $I"
			fi
		done
		;;
	*)
		echo "
CVM start hostname
    reset hostname
    stop|halt hostname
    show|list
    snapshot hostname

"
		;;
esac