#!/usr/bin/env bash
set -Eeuo pipefail

CLUSTER_NAME="cks-lab"
export KUBECONFIG="/opt/cks-lab/kubeconfig"

if [[ "$CLUSTER_NAME" != "cks-lab" ]]; then
  echo "Refusing to delete an unexpected cluster name." >&2
  exit 1
fi

systemctl start docker 2>/dev/null || service docker start
if kind get clusters | grep -Fxq "$CLUSTER_NAME"; then
  kind delete cluster --name "$CLUSTER_NAME"
else
  echo "The cks-lab cluster does not exist."
fi
rm -f "$KUBECONFIG"