#!/bin/bash

# This scripts expects the following variables to be set:
# CLUSTER_NUMBER        -> the number of liqo clusters
# K8S_VERSION           -> the Kubernetes version
# CNI                   -> the CNI plugin used
# TMPDIR                -> the directory where the test-related files are stored
# BINDIR                -> the directory where the test-related binaries are stored
# TEMPLATE_DIR          -> the directory where to read the cluster templates
# NAMESPACE             -> the namespace where liqo is running
# KUBECONFIGDIR         -> the directory where the kubeconfigs are stored
# LIQO_VERSION          -> the liqo version to test
# INFRA                 -> the Kubernetes provider for the infrastructure
# LIQOCTL               -> the path where liqoctl is stored
# POD_CIDR_OVERLAPPING  -> the pod CIDR of the clusters is overlapping
# CLUSTER_TEMPLATE_FILE -> the file where the cluster template is stored

set -e           # Fail in case of error
set -o nounset   # Fail if undefined variables are used
set -o pipefail  # Fail if one of the piped commands fails

error() {
   local sourcefile=$1
   local lineno=$2
   echo "An error occurred at $sourcefile:$lineno."
}
trap 'error "${BASH_SOURCE}" "${LINENO}"' ERR

FILEPATH=$(realpath "$0")
WORKDIR=$(dirname "$FILEPATH")

# shellcheck disable=SC1091
# shellcheck source=../../utils.sh
source "$WORKDIR/../../utils.sh"

TARGET_NAMESPACE="liqo-ci"

for i in $(seq 1 "${CLUSTER_NUMBER}");
do
  K3S_CLUSTER_NAME=$(forge_clustername "${i}")
  echo "Deleting cluster ${K3S_CLUSTER_NAME}"
  "${KUBECTL}" delete -n "${TARGET_NAMESPACE}" vms "${K3S_CLUSTER_NAME}-control-plane" --ignore-not-found
  "${KUBECTL}" delete -n "${TARGET_NAMESPACE}" vms "${K3S_CLUSTER_NAME}-worker-1" --ignore-not-found
  "${KUBECTL}" delete -n "${TARGET_NAMESPACE}" vms "${K3S_CLUSTER_NAME}-worker-2" --ignore-not-found
done
