From 0d1009eafe61924b89dd504898a0874841914a83 Mon Sep 17 00:00:00 2001
From: Dirk Pahl <dirk.pahl@web.de>
Date: Fri, 12 Jun 2020 16:22:43 +0200
Subject: [PATCH] Use default value for environment variables

---
 tasks/install.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tasks/install.yml b/tasks/install.yml
index 756a405..4dfb415 100644
--- a/tasks/install.yml
+++ b/tasks/install.yml
@@ -44,7 +44,7 @@
     regexp: '^{{ item.key }}='
     line: "{{ item.key }}={{ item.value }}"
     create: yes
-  loop: "{{ kafka_environment_variables|dict2items }}"
+  loop: "{{ kafka_environment_variables | default({}) | dict2items }}"
   when: kafka_environment_variables is defined
 
 - name: Create kafka service