#!/bin/bash
# -*- mode: sh; fill-column: 75; tab-width: 8; coding: utf-8-unix -*-
# from https://github.com/earlruby/create-vm/

[ -f /usr/local/bin/usr_local_tput.bash ] && \
    . /usr/local/bin/usr_local_tput.bash || {
	DBUG() { echo DEBUG $* ; }
	INFO() { echo INFO $* ; }
	WARN() { echo WARN $* ; }
	ERROR() { echo ERROR $* ; }
    }

prog=`basename $0 .bash`
PREFIX=/usr/local
ROLE=toxcore

#   delete-vm - Delete a virtual machine created with create-vm

#   Copyright 2018-2023 Earl C. Ruby III
#
#   Licensed under the Apache License, Version 2.0 (the "License");
#   you may not use this file except in compliance with the License.
#   You may obtain a copy of the License at
#
#       http://www.apache.org/licenses/LICENSE-2.0
#
#   Unless required by applicable law or agreed to in writing, software
#   distributed under the License is distributed on an "AS IS" BASIS,
#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
#   See the License for the specific language governing permissions and
#   limitations under the License.

VM=$1

# Set VM_IMAGE_DIR environment variable to override default storage location for VMs
VM_IMAGE_DIR=${VM_IMAGE_DIR:-"${HOME}/vms/virsh"}

VM_IMAGE="${VM_IMAGE_DIR}/images/$VM.img"
CI_IMAGE="${VM_IMAGE_DIR}/images/$VM-cidata.img"

usage()
{
cat << EOF
usage: $0 vmname
EOF
}

if [[ -z $VM ]]; then
    usage
    exit 1
fi

if [[ -e $VM_IMAGE ]]; then
    # VM exists
    virsh destroy "$VM"
    virsh undefine "$VM"
    rm -fv "$VM_IMAGE" "$CI_IMAGE"
else
    echo "Cannot find an VM image file named '$VM_IMAGE'. Attempting undefine..."
    virsh undefine "$VM"
fi