Revert "Merge branch 'revert-9cac0317' into 'master' "

This reverts commit c20934869f7dc8cfbdbafb6ecb7b1305452c9e8a, reversing
changes made to 4b7ec44b91e0571d209c790d54947ba1756dac0e.

1 files changed, 13 insertions, 31 deletions

diff --git a/lib/gitlab/current_settings.rb b/lib/gitlab/current_settings.rb
index 2ff27e46d64..c79e17b57ee 100644
--- a/lib/gitlab/current_settings.rb
+++ b/lib/gitlab/current_settings.rb
@@ -9,7 +9,9 @@ module Gitlab
     end
 
     def ensure_application_settings!
-      if connect_to_db?
+      return fake_application_settings unless connect_to_db?
+
+      unless ENV['IN_MEMORY_APPLICATION_SETTINGS'] == 'true'
         begin
           settings = ::ApplicationSetting.current
         # In case Redis isn't running or the Redis UNIX socket file is not available
@@ -20,43 +22,23 @@ module Gitlab
         settings ||= ::ApplicationSetting.create_from_defaults unless ActiveRecord::Migrator.needs_migration?
       end
 
-      settings || fake_application_settings
+      settings || in_memory_application_settings
     end
 
     def sidekiq_throttling_enabled?
       current_application_settings.sidekiq_throttling_enabled?
     end
 
+    def in_memory_application_settings
+      @in_memory_application_settings ||= ApplicationSetting.new(ApplicationSetting::DEFAULTS)
+    # In case migrations the application_settings table is not created yet,
+    # we fallback to a simple OpenStruct
+    rescue ActiveRecord::StatementInvalid
+      fake_application_settings
+    end
+
     def fake_application_settings
-      OpenStruct.new(
-        default_projects_limit: Settings.gitlab['default_projects_limit'],
-        default_branch_protection: Settings.gitlab['default_branch_protection'],
-        signup_enabled: Settings.gitlab['signup_enabled'],
-        signin_enabled: Settings.gitlab['signin_enabled'],
-        gravatar_enabled: Settings.gravatar['enabled'],
-        koding_enabled: false,
-        plantuml_enabled: false,
-        sign_in_text: nil,
-        after_sign_up_text: nil,
-        help_page_text: nil,
-        shared_runners_text: nil,
-        restricted_visibility_levels: Settings.gitlab['restricted_visibility_levels'],
-        max_attachment_size: Settings.gitlab['max_attachment_size'],
-        session_expire_delay: Settings.gitlab['session_expire_delay'],
-        default_project_visibility: Settings.gitlab.default_projects_features['visibility_level'],
-        default_snippet_visibility: Settings.gitlab.default_projects_features['visibility_level'],
-        domain_whitelist: Settings.gitlab['domain_whitelist'],
-        import_sources: %w[gitea github bitbucket gitlab google_code fogbugz git gitlab_project],
-        shared_runners_enabled: Settings.gitlab_ci['shared_runners_enabled'],
-        max_artifacts_size: Settings.artifacts['max_size'],
-        require_two_factor_authentication: false,
-        two_factor_grace_period: 48,
-        akismet_enabled: false,
-        repository_checks_enabled: true,
-        container_registry_token_expire_delay: 5,
-        user_default_external: false,
-        sidekiq_throttling_enabled: false,
-      )
+      OpenStruct.new(ApplicationSetting::DEFAULTS)
     end
 
     private