Enable zeo backups by default, to be consistent with mariadb.

software/erp5/instance-zeo-input-schema.json

@@ -11,7 +11,8 @@
       }]
     },
     "tidstorage-dict": {
-      "description": "Controls ZODB backup generation and retention",
+      "description": "Controls ZODB backup generation and retention (disabled if null)",
+      "default": {},
       "properties": {
         "zodb-dict": {
           "description": "Maps an export identifier to the path it must be backed up into",
@@ -31,7 +32,7 @@
           "type": "string"
         }
       },
-      "type": "object"
+      "type": ["object", "null"]
     },
     "zodb-dict": {
       "description": "Maps an export identifier to its settings",

stack/erp5/buildout.cfg

@@ -279,7 +279,7 @@ md5sum = 1499c42d196f6627efb904f7e4d48b1b
 [template-zeo]
 < = download-base
 filename = instance-zeo.cfg.in
-md5sum = 9fff70e6958bccbb3d4982cb3611813f
+md5sum = 8453652206eac7b165c86cf236b87cbf
 
 [template-zope]
 < = download-base

stack/erp5/instance-zeo.cfg.in

@@ -4,7 +4,7 @@
 {% set part_list = [] -%}
 {% set storage_dict = {} -%}
 {% set zodb_dict = {} -%}
-{% set tidstorage_dict = slapparameter_dict.get('tidstorage-dict') -%}
+{% set tidstorage_dict = slapparameter_dict.get('tidstorage-dict', {}) -%}
 {% set known_tid_storage_identifier_dict = {} -%}
 {% set default_zodb_path = buildout_directory ~ '/srv/zodb' -%}
 {% set zodb_backup_path = buildout_directory ~ '/srv/backup/zodb' -%}