From 2a914b78f2234502274422ffbef2a86d88aa60b1 Mon Sep 17 00:00:00 2001
From: Pierre-Yves Chibon <pingou@pingoured.fr>
Date: Feb 20 2019 14:14:46 +0000
Subject: Allow specify a parent topic to all the mqtt notifications sent


Signed-off-by: Pierre-Yves Chibon <pingou@pingoured.fr>

---

diff --git a/doc/configuration.rst b/doc/configuration.rst
index df4e8cc..5544444 100644
--- a/doc/configuration.rst
+++ b/doc/configuration.rst
@@ -1904,6 +1904,17 @@ configuration key to specify the ciphers.
 
 Defaults to: ``None``
 
+
+MQTT_TOPIC_PREFIX
+~~~~~~~~~~~~~~~~~
+
+This configuration key allows to specify a prefix to the mqtt messages sent.
+This prefix will be added to the topic used by pagure thus allowing the mqtt
+admins to specify a parent topic for all pagure-related messages.
+
+Defaults to: ``None``
+
+
 ALWAYS_MQTT_ON_COMMITS
 ~~~~~~~~~~~~~~~~~~~~~~
 
diff --git a/pagure/lib/notify.py b/pagure/lib/notify.py
index da35cd3..a053dac 100644
--- a/pagure/lib/notify.py
+++ b/pagure/lib/notify.py
@@ -150,6 +150,10 @@ def mqtt_publish(topic, message):
     )
     mqtt_ciphers = pagure_config.get("MQTT_CIPHERS")
 
+    mqtt_topic_prefix = pagure_config.get("MQTT_TOPIC_PREFIX") or None
+    if mqtt_topic_prefix:
+        topic = "/".join([mqtt_topic_prefix.rstrip("/"), topic])
+
     # We catch Exception if we want :-p
     # pylint: disable=broad-except
     # Ignore message about mqtt import