Add local markdown versionlocal-markdown-version

Cached markdown version is composed both from global and local
markdown version. This allows admins to bump version locally when
needed (e.g. when external URL is changed).

1 files changed, 6 insertions, 1 deletions

diff --git a/app/models/application_setting.rb b/app/models/application_setting.rb
index 88746375c67..c658211d12d 100644
--- a/app/models/application_setting.rb
+++ b/app/models/application_setting.rb
@@ -193,6 +193,10 @@ class ApplicationSetting < ActiveRecord::Base
             allow_nil: true,
             numericality: { only_integer: true, greater_than_or_equal_to: 1.day.seconds }
 
+  validates :local_markdown_version,
+            allow_nil: true,
+            numericality: { only_integer: true, greater_than_or_equal_to: 0, less_than: 65536 }
+
   SUPPORTED_KEY_TYPES.each do |type|
     validates :"#{type}_key_restriction", presence: true, key_restriction: { type: type }
   end
@@ -303,7 +307,8 @@ class ApplicationSetting < ActiveRecord::Base
       usage_stats_set_by_user_id: nil,
       diff_max_patch_bytes: Gitlab::Git::Diff::DEFAULT_MAX_PATCH_BYTES,
       commit_email_hostname: default_commit_email_hostname,
-      protected_ci_variables: false
+      protected_ci_variables: false,
+      local_markdown_version: 0
     }
   end