Merge branch 'scrufulufugus-feat/redis-persistence'

Author: natoscott

roles/redis/README.md

@@ -8,7 +8,9 @@ Uses features of Redis v5+.  If the target platform provides it, the RediSearch
 
 ## Role Variables
 
-None.
+    redis_save_to_disk: true
+
+Incrementally save the redis database to disk. Default: true.
 
 ## Dependencies
 

roles/redis/defaults/main.yml

@@ -1,2 +1,3 @@
 # SPDX-License-Identifier: MIT
 ---
+redis_save_to_disk: true

roles/redis/templates/redis_5.conf.j2

@@ -215,9 +215,13 @@ always-show-logo yes
 #
 #   save ""
 
+{% if redis_save_to_disk %}
 save 900 1
 save 300 10
 save 60 10000
+{% else %}
+save ""
+{% endif %}
 
 # By default Redis will stop accepting writes if RDB snapshots are enabled
 # (at least one save point) and the latest background save failed.

roles/redis/templates/redis_6.conf.j2

@@ -285,9 +285,13 @@ always-show-logo yes
 #
 #   save ""
 
+{% if redis_save_to_disk %}
 save 900 1
 save 300 10
 save 60 10000
+{% else %}
+save ""
+{% endif %}
 
 # By default Redis will stop accepting writes if RDB snapshots are enabled
 # (at least one save point) and the latest background save failed.