From 7ce8798709625cb3470e8036b45182000641a7dd Mon Sep 17 00:00:00 2001
From: Gilles Dartiguelongue <eva@gentoo.org>
Date: Thu, 29 Dec 2016 11:33:44 +0100
Subject: [PATCH] Run postmap on a specific set of file types

According to postfix documentation [1], only some types of file require running
postmap, others must be left alone.

See github issue #50.

[1] http://www.postfix.org/postmap.1.html
---
 postfix/init.sls | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/postfix/init.sls b/postfix/init.sls
index 3f4e717..931dc03 100644
--- a/postfix/init.sls
+++ b/postfix/init.sls
@@ -37,8 +37,10 @@ run-newaliases:
   {%- set need_postmap = False %}
   {%- set file_path = salt['pillar.get']('postfix:config:' ~ mapping) %}
   {%- if ':' in file_path %}
-    {%- set file_path = file_path.split(':')[1] %}
-    {%- set need_postmap = True %}
+    {%- set file_type, file_path = file_path.split(':') %}
+    {%- if file_type in ("btree", "cdb", "dbm", "hash", "sdbm") %}
+      {%- set need_postmap = True %}
+    {%- endif %}
   {%- endif %}
 postfix_{{ mapping }}:
   file.managed: