1 files changed, 28 insertions, 0 deletions
diff --git a/db/post_migrate/20191122135327_remove_plaintext_columns_from_application_settings.rb b/db/post_migrate/20191122135327_remove_plaintext_columns_from_application_settings.rb
new file mode 100644
index 00000000000..b5cd58b10a8
--- /dev/null
+++ b/db/post_migrate/20191122135327_remove_plaintext_columns_from_application_settings.rb
@@ -0,0 +1,28 @@
+# frozen_string_literal: true
+
+class RemovePlaintextColumnsFromApplicationSettings < ActiveRecord::Migration[5.2]
+  include Gitlab::Database::MigrationHelpers
+
+  DOWNTIME = false
+
+  PLAINTEXT_ATTRIBUTES = %w[
+    akismet_api_key
+    elasticsearch_aws_secret_access_key
+    recaptcha_private_key
+    recaptcha_site_key
+    slack_app_secret
+    slack_app_verification_token
+  ].freeze
+
+  def up
+    PLAINTEXT_ATTRIBUTES.each do |plaintext_attribute|
+      remove_column :application_settings, plaintext_attribute
+    end
+  end
+
+  def down
+    PLAINTEXT_ATTRIBUTES.each do |plaintext_attribute|
+      add_column :application_settings, plaintext_attribute, :text
+    end
+  end
+end