diff options
Diffstat (limited to 'lib/gitlab/doorkeeper_secret_storing/token')
-rw-r--r-- | lib/gitlab/doorkeeper_secret_storing/token/pbkdf2_sha512.rb | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/lib/gitlab/doorkeeper_secret_storing/token/pbkdf2_sha512.rb b/lib/gitlab/doorkeeper_secret_storing/token/pbkdf2_sha512.rb new file mode 100644 index 00000000000..f9e6d4076f3 --- /dev/null +++ b/lib/gitlab/doorkeeper_secret_storing/token/pbkdf2_sha512.rb @@ -0,0 +1,30 @@ +# frozen_string_literal: true + +module Gitlab + module DoorkeeperSecretStoring + module Token + class Pbkdf2Sha512 < ::Doorkeeper::SecretStoring::Base + STRETCHES = 20_000 + # An empty salt is used because we need to look tokens up solely by + # their hashed value. Additionally, tokens are always cryptographically + # pseudo-random and unique, therefore salting provides no + # additional security. + SALT = '' + + def self.transform_secret(plain_secret) + return plain_secret unless Feature.enabled?(:hash_oauth_tokens) + + Devise::Pbkdf2Encryptable::Encryptors::Pbkdf2Sha512.digest(plain_secret, STRETCHES, SALT) + end + + ## + # Determines whether this strategy supports restoring + # secrets from the database. This allows detecting users + # trying to use a non-restorable strategy with +reuse_access_tokens+. + def self.allows_restoring_secrets? + false + end + end + end + end +end |