From 0c06d0164d9d0b17bb5b9a4678380a704719abbf Mon Sep 17 00:00:00 2001
From: Christoph Haas <christoph.haas@performance-media.de>
Date: Wed, 14 Aug 2019 15:30:50 +0200
Subject: [PATCH] Added OS version check

---
 ansible/ispmail.yml | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/ansible/ispmail.yml b/ansible/ispmail.yml
index c8a2717..8715e3a 100644
--- a/ansible/ispmail.yml
+++ b/ansible/ispmail.yml
@@ -1,8 +1,18 @@
 ---
-# Requires Ansible >= 1.9
+# Check that this system is Debian Buster.
+# Other Debian derivates may work but are untested.
+
+- hosts: all
+  tasks:
+  - name: "Checking operating system version"
+    assert:
+      that: ansible_distribution_release == 'buster'
+      fail_msg: 'This Ansible playbook is only supported on Debian Buster.'
+      success_msg: 'Debian Buster found - that makes me happy.'
+
 - hosts: all
   roles:
-  - dumpvars
+  #- dumpvars
   - ispmail-packages
   - ispmail-certificate
   - ispmail-database