123456789_123456789_123456789_123456789_123456789_

Class: ActiveRecord::Encryption::Context

Relationships & Source Files
Inherits: Object
Defined in: activerecord/lib/active_record/encryption/context.rb

Overview

An encryption context configures the different entities used to perform encryption:

  • A key provider

  • A key generator

  • An encryptor, the facade to encrypt data

  • A cipher, the encryption algorithm

  • A message serializer

Constant Summary

Class Method Summary

Instance Method Summary

Constructor Details

.new ⇒ Context

[ GitHub ] 

  


# File 'activerecord/lib/active_record/encryption/context.rb', line 17



def initialize
  set_defaults
end


  







Instance Method Details



  

    #build_default_key_provider   (private)
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/encryption/context.rb', line 37



def build_default_key_provider
  ActiveRecord::Encryption::DerivedSecretKeyProvider.new(ActiveRecord::Encryption.config.primary_key)
end


  








  

    #frozen_encryption?  
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/encryption/context.rb', line 21



alias frozen_encryption? frozen_encryption


  








  

    #key_provider  
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/encryption/context.rb', line 24



def key_provider
  @key_provider ||= build_default_key_provider
end


  








  

    #set_defaults   (private)
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/encryption/context.rb', line 29



def set_defaults
  self.frozen_encryption = false
  self.key_generator = ActiveRecord::Encryption::KeyGenerator.new
  self.cipher = ActiveRecord::Encryption::Cipher.new
  self.encryptor = ActiveRecord::Encryption::Encryptor.new
  self.message_serializer = ActiveRecord::Encryption::MessageSerializer.new
end