diff options
Diffstat (limited to 'config/settings.rb')
| -rw-r--r-- | config/settings.rb | 23 |
1 files changed, 15 insertions, 8 deletions
diff --git a/config/settings.rb b/config/settings.rb index 58f38d103ea..3f3481bb65d 100644 --- a/config/settings.rb +++ b/config/settings.rb @@ -85,17 +85,24 @@ class Settings < Settingslogic File.expand_path(path, Rails.root) end - # Returns a 256-bit key for attr_encrypted - def attr_encrypted_db_key_base - # Ruby 2.4+ requires passing in the exact required length for OpenSSL keys - # (https://github.com/ruby/ruby/commit/ce635262f53b760284d56bb1027baebaaec175d1). - # Previous versions quietly truncated the input. - # - # The default mode for the attr_encrypted gem is to use a 256-bit key. - # We truncate the 128-byte string to 32 bytes. + # Ruby 2.4+ requires passing in the exact required length for OpenSSL keys + # (https://github.com/ruby/ruby/commit/ce635262f53b760284d56bb1027baebaaec175d1). + # Previous versions quietly truncated the input. + # + # Use this when using :per_attribute_iv mode for attr_encrypted. + # We have to truncate the string to 32 bytes for a 256-bit cipher. + def attr_encrypted_db_key_base_truncated Gitlab::Application.secrets.db_key_base[0..31] end + # This should be used for :per_attribute_salt_and_iv mode. There is no + # need to truncate the key because the encryptor will use the salt to + # generate a hash of the password: + # https://github.com/attr-encrypted/encryptor/blob/c3a62c4a9e74686dd95e0548f9dc2a361fdc95d1/lib/encryptor.rb#L77 + def attr_encrypted_db_key_base + Gitlab::Application.secrets.db_key_base + end + private def base_url(config) |