From 370370aa2c00a6d17465d33d4dedef7a24d906eb Mon Sep 17 00:00:00 2001
From: WilliButz <wbutz@cyberfnord.de>
Date: Fri, 2 Aug 2019 16:23:08 +0200
Subject: [PATCH] nixos/release-notes: add note about prometheus-exporters

---
 nixos/doc/manual/release-notes/rl-1909.xml | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/nixos/doc/manual/release-notes/rl-1909.xml b/nixos/doc/manual/release-notes/rl-1909.xml
index 049d21d01b25..6f049005ab69 100644
--- a/nixos/doc/manual/release-notes/rl-1909.xml
+++ b/nixos/doc/manual/release-notes/rl-1909.xml
@@ -219,6 +219,13 @@
        Nodejs 8 is scheduled EOL under the lifetime of 19.09 and has been dropped.
      </para>
    </listitem>
+   <listitem>
+     <para>
+       By default, prometheus exporters are now run with <literal>DynamicUser</literal> enabled.
+       Exporters that need a real user, now run under a seperate user and group which follow the pattern <literal>&lt;exporter-name&gt;-exporter</literal>, instead of the previous default <literal>nobody</literal> and <literal>nogroup</literal>.
+       Only some exporters are affected by the latter, namely the exporters <literal>dovecot</literal>, <literal>node</literal>, <literal>postfix</literal> and <literal>varnish</literal>.
+     </para>
+   </listitem>
   </itemizedlist>
  </section>