From 2e4ccd581403807c15ec6a9eb10c1b596f867e7a Mon Sep 17 00:00:00 2001
From: Peter Palfrader <peter@palfrader.org>
Date: Sun, 22 Sep 2019 11:06:05 +0200
Subject: [PATCH 1/1] Fail if we are not an MX and do not have set MX to the
 mail relays

---
 modules/roles/manifests/mta.pp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/modules/roles/manifests/mta.pp b/modules/roles/manifests/mta.pp
index 2a783b480..b91afbddd 100644
--- a/modules/roles/manifests/mta.pp
+++ b/modules/roles/manifests/mta.pp
@@ -45,5 +45,9 @@ class roles::mta(
         default => $mailport,
       }
     }
+  } else {
+    if ! defined(Class['exim::mx']) and ! defined(Class['postfix']) {
+      fail('We are not an exim::mx (or a postfix) yet do not have set our MXs to INCOMING-MX.')
+    }
   }
 }
-- 
2.20.1