defmodule Runbox.Master do
  @moduledoc """
  Utilities for communicating with master node from slave node
  """

  @doc """
  Calls a function on the master.

  Calls MFA on the `master`. See `:erpc.call/4` for details.
  """
  @spec call(node(), module(), atom(), list()) :: term()
  def call(master, m, f, a) do
    :erpc.call(master, m, f, a)
  end
end