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Contents
module Kafo
module Params
# A password paramater is stored encrypted in answer file using AES 256 in CBC mode
#
# we use a passphrase that is stored in kafo.yaml for encryption
# encrypted password is prefixed with $1$ (for historical reasons, no connection to
# Modular Crypt Format)
class Password < Param
def value=(value)
super
if @value.nil? || @value.empty?
@value = password_manager.password
end
setup_password if @value.is_a?(::String)
@value
end
def value
@encrypted
end
def condition_value
"\"#{value}\""
end
private
def setup_password
encrypted? ? decrypt : encrypt
end
def encrypted?
@value.length > 3 && @value[0..2] == '$1$'
end
def decrypt
@encrypted = @value
@value = password_manager.aes_decrypt(@value[3..-1], phrase)
end
def encrypt
@encrypted = '$1$' + password_manager.aes_encrypt(@value, phrase)
end
def password_manager
@password_manager ||= PasswordManager.new
end
def phrase
KafoConfigure.config.app[:password]
end
end
end
end
Version data entries
29 entries across 29 versions & 1 rubygems