# Get the current config
    original_coredns=$(kubectl get -oyaml -n=kube-system configmap/coredns)
    echo "Original CoreDNS config:"
    echo "${original_coredns}"
    # Patch it
    fixed_coredns=$(
      printf '%s' "${original_coredns}" | sed \
        -e 's/^.*kubernetes cluster\.local/& internal/' \
        -e '/^.*upstream$/d' \
        -e '/^.*fallthrough.*$/d' \

#   See the License for the specific language governing permissions and
#   limitations under the License.

function write_patch_file() {
    if [ -z "${ARTIFACTS}" ]; then
      return 0
    fi

    PATCH_NAME="check-clean-repo-diff.patch"
    PATCH_OUT="${ARTIFACTS}/${PATCH_NAME}"
    git diff > "${PATCH_OUT}"

    [ -n "${JOB_NAME}" ] && [ -n "${BUILD_ID}" ]
    IN_PROW="$?"

    # Don't persist large diffs (30M+) on CI