# This function checks if the file exists. If it does, it creates a randomly named host location
# for the file, adds it to the host KUBECONFIG, and creates a mount for it. Note that we use a copy
# of the original file, so that the container can write to it.
add_KUBECONFIG_if_exists () {
  if [[ -f "$1" ]]; then
    local local_config
    local_config="$(mktemp)"
    cp "${1}" "${local_config}"