debian-mirror-gitlab/lib/gitlab/crypto_helper.rb

31 lines
773 B
Ruby
Raw Normal View History

2018-11-18 11:00:15 +05:30
# frozen_string_literal: true
module Gitlab
module CryptoHelper
extend self
AES256_GCM_OPTIONS = {
algorithm: 'aes-256-gcm',
2019-02-15 15:39:39 +05:30
key: Settings.attr_encrypted_db_key_base_32,
iv: Settings.attr_encrypted_db_key_base_12
2018-11-18 11:00:15 +05:30
}.freeze
def sha256(value)
salt = Settings.attr_encrypted_db_key_base_truncated
::Digest::SHA256.base64digest("#{value}#{salt}")
end
def aes256_gcm_encrypt(value)
encrypted_token = Encryptor.encrypt(AES256_GCM_OPTIONS.merge(value: value))
2019-02-15 15:39:39 +05:30
Base64.strict_encode64(encrypted_token)
2018-11-18 11:00:15 +05:30
end
def aes256_gcm_decrypt(value)
return unless value
encrypted_token = Base64.decode64(value)
Encryptor.decrypt(AES256_GCM_OPTIONS.merge(value: encrypted_token))
end
end
end