import Config rootpath = System.get_env("RELEASE_ROOT", "") # This is standard path in the context of ejabberd release config :ejabberd, file: Path.join(rootpath, "etc/ejabberd/ejabberd.yml"), log_path: Path.join(rootpath, 'var/log/ejabberd/ejabberd.log') # Customize Mnesia directory: config :mnesia, dir: Path.join(rootpath, 'var/lib/ejabberd/')