As Mix config now must be evaluated at runtime, rename to runtime.exs

config/config.exs

@@ -1,10 +0,0 @@
-use Mix.Config
-
-# This is standard path in the context of ejabberd release
-config :ejabberd,
-  file: "config/ejabberd.yml",
-  log_path: 'log/ejabberd.log'
-
-# Customize Mnesia directory:
-config :mnesia,
-  dir: 'database/'

config/runtime.exs

@@ -0,0 +1,12 @@
+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/')