Module: Trailblazer::Endpoint::Protocol::Controller::Cipher

Defined in:
lib/trailblazer/endpoint/protocol/cipher.rb

Overview

FIXME: copied from Tyrant!

Class Method Summary collapse

Class Method Details

.decrypt_value(ctx, encrypted_value:, cipher_key:) ⇒ Object 



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# File 'lib/trailblazer/endpoint/protocol/cipher.rb', line 17

def decrypt_value(ctx, encrypted_value:, cipher_key:, **)
  cipher = OpenSSL::Cipher.new('DES-EDE3-CBC').decrypt
  cipher.key = Digest::SHA1.hexdigest(cipher_key)[0..23]
  s = [encrypted_value].pack("H*").unpack("C*").pack("c*")

  ctx[:decrypted_value] = cipher.update(s) + cipher.final
end

.encrypt_value(ctx, value:, cipher_key:) ⇒ Object 



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# File 'lib/trailblazer/endpoint/protocol/cipher.rb', line 9

def encrypt_value(ctx, value:, cipher_key:, **)
  cipher = OpenSSL::Cipher.new('DES-EDE3-CBC').encrypt
  cipher.key = Digest::SHA1.hexdigest(cipher_key)[0..23] # ArgumentError: key must be 24 bytes
  s = cipher.update(value) + cipher.final

  ctx[:encrypted_value] = s.unpack('H*')[0].upcase
end