significant tidying to logserver

logserver/_volumes.sh

@@ -0,0 +1,9 @@
+#!/bin/bash
+# Define volume items for logserver container
+# These are used across backup, restore, create, and destroy operations
+
+get_logserver_volumes() {
+    echo "volume:elasticsearch_data:${CONTAINER_NAME}_elasticsearch_data" \
+         "volume:logstash_data:${CONTAINER_NAME}_logstash_data" \
+         "volume:kibana_data:${CONTAINER_NAME}_kibana_data"
+}