Disable invalid service templates

changelogs/unreleased/issue_25112.yml

+---
+title: Disable invalid service templates
+merge_request:
+author:

db/post_migrate/20170211073944_disable_invalid_service_templates.rb

+class DisableInvalidServiceTemplates < ActiveRecord::Migration
+  DOWNTIME = false
+
+  unless defined?(Service)
+    class Service < ActiveRecord::Base
+      self.inheritance_column = nil
+    end
+  end
+
+  def up
+    Service.where(template: true, active: true).each do |template|
+      template.update(active: false) unless template.valid?
+    end
+  end
+end

db/schema.rb

@@ -11,7 +11,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
-ActiveRecord::Schema.define(version: 20170210075922) do
+ActiveRecord::Schema.define(version: 20170211073944) do
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"