Fix issue with refreservation in testing

playbooks/roles/system/datasets/meta/argument_specs.yml

@@ -29,3 +29,7 @@ argument_specs:
       system_backups_snapshots_data_dataset:
         type: "str"
         required: true
+      system_datasets_var_containers_zvol_properties:
+        type: "dict"
+        elem: "str"
+        required: true

playbooks/roles/system/datasets/tasks/include/var.yml

@@ -15,9 +15,7 @@
   community.general.zfs:
     name: "{{ system_var_containers_dataset }}"
     state: "present"
-    extra_zfs_properties:
+    extra_zfs_properties: "{{ system_datasets_var_containers_zvol_properties }}"
-      volsize: "21474836480"    # 20G
-      "com.sun:auto-snapshot": "false"
 
 - name: "var : format containers zvol"
   community.general.filesystem:

playbooks/system.yml

@@ -106,6 +106,16 @@
   roles:
     - role: "system/datasets"
       tags: "system:datasets"
+      vars:
+        _zvol_volsize: "21474836480" # 20G
+        system_datasets_var_containers_zvol_properties: "\
+          {% set _zvol_properties = {} %}\
+          {{ _zvol_properties.update({ 'volsize': _zvol_volsize }) }}\
+          {{ _zvol_properties.update({ 'com.sun:auto-snapshot': 'false' }) }}\
+          {% if not (the_nine_worlds_production | bool) %}\
+          {{ _zvol_properties.update({ 'refreservation': '0' }) }}\
+          {% endif %}\
+          {{ _zvol_properties }}"
 
 - name: "system : asgard"
   hosts: "asgard"