Add secret detection token revocation columns

These columns will be used in conjunction with a revocation API

changelogs/unreleased/270208-add-application-settings-columns.yml

+---
+title: Add secret detection token revocation columns
+merge_request: 45912
+author:
+type: added

db/migrate/20201021152210_add_secret_detection_token_revocation_application_settings.rb

+# frozen_string_literal: true
+
+class AddSecretDetectionTokenRevocationApplicationSettings < ActiveRecord::Migration[6.0]
+  DOWNTIME = false
+
+  def up
+    add_column :application_settings, :secret_detection_token_revocation_enabled, :boolean, default: false, null: false
+    add_column :application_settings, :secret_detection_token_revocation_url, :text, null: true # rubocop:disable Migration/AddLimitToTextColumns
+
+    add_column :application_settings, :encrypted_secret_detection_token_revocation_token, :text
+    add_column :application_settings, :encrypted_secret_detection_token_revocation_token_iv, :text
+  end
+
+  def down
+    remove_column :application_settings, :secret_detection_token_revocation_enabled
+    remove_column :application_settings, :secret_detection_token_revocation_url
+
+    remove_column :application_settings, :encrypted_secret_detection_token_revocation_token
+    remove_column :application_settings, :encrypted_secret_detection_token_revocation_token_iv
+  end
+end

db/migrate/20201021190539_add_text_limit_to_secret_detection_token_revocation_application_settings.rb

+# frozen_string_literal: true
+
+class AddTextLimitToSecretDetectionTokenRevocationApplicationSettings < ActiveRecord::Migration[6.0]
+  include Gitlab::Database::MigrationHelpers
+
+  DOWNTIME = false
+
+  disable_ddl_transaction!
+
+  def up
+    add_text_limit :application_settings, :secret_detection_token_revocation_url, 255
+  end
+
+  def down
+    remove_text_limit :application_settings, :secret_detection_token_revocation_url
+  end
+end

db/schema_migrations/20201021152210

+853dbc604fc8ce4d82e6040aa7a7970ae194f09bafb2749077cd9f48d2708eac
\ No newline at end of file

db/schema_migrations/20201021190539

+1d0689b5182ac391473075aeabb0e341fb8634dbf0aa87dbb6d48cc0e61d2ada
\ No newline at end of file

db/structure.sql

@@ -9297,11 +9297,16 @@ CREATE TABLE application_settings (
     encrypted_ci_jwt_signing_key text,
     encrypted_ci_jwt_signing_key_iv text,
     container_registry_expiration_policies_worker_capacity integer DEFAULT 0 NOT NULL,
+    secret_detection_token_revocation_enabled boolean DEFAULT false NOT NULL,
+    secret_detection_token_revocation_url text,
+    encrypted_secret_detection_token_revocation_token text,
+    encrypted_secret_detection_token_revocation_token_iv text,
     CONSTRAINT app_settings_registry_exp_policies_worker_capacity_positive CHECK ((container_registry_expiration_policies_worker_capacity >= 0)),
     CONSTRAINT check_2dba05b802 CHECK ((char_length(gitpod_url) <= 255)),
     CONSTRAINT check_51700b31b5 CHECK ((char_length(default_branch_name) <= 255)),
     CONSTRAINT check_57123c9593 CHECK ((char_length(help_page_documentation_base_url) <= 255)),
     CONSTRAINT check_85a39b68ff CHECK ((char_length(encrypted_ci_jwt_signing_key_iv) <= 255)),
+    CONSTRAINT check_9a719834eb CHECK ((char_length(secret_detection_token_revocation_url) <= 255)),
     CONSTRAINT check_9c6c447a13 CHECK ((char_length(maintenance_mode_message) <= 255)),
     CONSTRAINT check_d03919528d CHECK ((char_length(container_registry_vendor) <= 255)),
     CONSTRAINT check_d820146492 CHECK ((char_length(spam_check_endpoint_url) <= 255)),