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#!/usr/bin/env bash
set -euo pipefail
URI="qemu:///system"
LABDIR="/var/lib/libvirt/images/lab"
NAME="${1:-}"
if [[ -z "$NAME" ]]; then
echo "Usage: kvm-lab-destroy <lab-name>"
exit 1
fi
if [[ "$NAME" == "work01" || "$NAME" == "debian13-template" ]]; then
echo "Refusing to destroy protected VM: $NAME"
exit 1
fi
if ! virsh -c "$URI" dominfo "$NAME" &>/dev/null; then
echo "Domain not found: $NAME"
exit 1
fi
DISK="$(virsh -c "$URI" domblklist "$NAME" --details | awk '$3=="vda"{print $4}')"
if [[ -z "$DISK" || "$DISK" != "$LABDIR/"* ]]; then
echo "Refusing to destroy: disk not under $LABDIR"
echo "Detected disk: $DISK"
exit 1
fi
STATE="$(virsh -c "$URI" domstate "$NAME")"
if [[ "$STATE" == "running" ]]; then
echo "Shutting down $NAME..."
virsh -c "$URI" shutdown "$NAME"
sleep 3
fi
if [[ "$(virsh -c "$URI" domstate "$NAME")" == "running" ]]; then
echo "Force stopping $NAME..."
virsh -c "$URI" destroy "$NAME"
fi
echo "Undefining $NAME..."
virsh -c "$URI" undefine "$NAME"
echo "Deleting disk: $DISK"
sudo rm -v -- "$DISK"
echo "Lab '$NAME' destroyed."
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