create common.grains state and nsm_total grain

salt/common/grains.sls

@@ -0,0 +1,21 @@
+# Copyright Security Onion Solutions LLC and/or licensed to Security Onion Solutions LLC under one
+# or more contributor license agreements. Licensed under the Elastic License 2.0 as shown at
+# https://securityonion.net/license; you may not use this file except in compliance with the
+# Elastic License 2.0.
+
+{% set nsm_exists = salt['file.directory_exists']('/nsm') %}
+{% if nsm_exists %}
+{%   set nsm_total = salt['cmd.shell']('df -BG /nsm | tail -1 | awk \'{print $2}\'') %}
+
+nsm_total:
+  grains.present:
+    - name: nsm_total
+    - value: {{ nsm_total }}
+
+{% else %}
+
+nsm_missing:
+  test.succeed_without_changes:
+    - name: /nsm does not exist, skipping grain assignment
+
+{% endif %}

salt/common/init.sls

@@ -4,6 +4,7 @@
 {% from 'vars/globals.map.jinja' import GLOBALS %}
 
 include:
+  - common.grains
   - common.packages
 {% if GLOBALS.role in GLOBALS.manager_roles %}
   - manager.elasticsearch # needed for elastic_curl_config state