Add default for outbound_local_requests_whitelist

It needs to default to an empty array logically.

1 files changed, 30 insertions, 0 deletions

diff --git a/db/migrate/20190725012225_change_outbound_local_requests_whitelist_default.rb b/db/migrate/20190725012225_change_outbound_local_requests_whitelist_default.rb
new file mode 100644
index 00000000000..21b00e0b7d9
--- /dev/null
+++ b/db/migrate/20190725012225_change_outbound_local_requests_whitelist_default.rb
@@ -0,0 +1,30 @@
+# frozen_string_literal: true
+
+class ChangeOutboundLocalRequestsWhitelistDefault < ActiveRecord::Migration[5.2]
+  include Gitlab::Database::MigrationHelpers
+
+  # Set this constant to true if this migration requires downtime.
+  DOWNTIME = false
+
+  class ApplicationSetting < ActiveRecord::Base
+    self.table_name = 'application_settings'
+  end
+
+  def up
+    default_value = []
+
+    change_column_default(:application_settings, :outbound_local_requests_whitelist, default_value)
+
+    ApplicationSetting
+      .where(outbound_local_requests_whitelist: nil)
+      .update(outbound_local_requests_whitelist: default_value)
+
+    change_column_null(:application_settings, :outbound_local_requests_whitelist, false)
+  end
+
+  def down
+    change_column_null(:application_settings, :outbound_local_requests_whitelist, true)
+
+    change_column_default(:application_settings, :outbound_local_requests_whitelist, nil)
+  end
+end