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# frozen_string_literal: true
module Xml
module Kit
class KeyPair # :nodoc:
attr_reader :certificate
attr_reader :private_key
attr_reader :public_key
def initialize(certificate, private_key, passphrase, use)
@certificate = ::Xml::Kit::Certificate.new(certificate, use: use)
@private_key =
if passphrase.present?
OpenSSL::PKey::RSA.new(private_key, passphrase)
else
OpenSSL::PKey::RSA.new(private_key)
end
@public_key = @private_key.public_key
end
# Returns true if the key pair is the designated use.
#
# @param use [Symbol] Can be either `:signing` or `:encryption`.
def for?(use)
certificate.for?(use)
end
# Returns a generated self signed certificate with private key.
#
# @param use [Symbol] Can be either `:signing` or `:encryption`.
# @param passphrase [String] the passphrase to use to encrypt the private key.
# @param algorithm [String] the symmetric algorithm to use for encrypting the private key.
def self.generate(use:,
passphrase: SecureRandom.uuid,
algorithm: Crypto::SymmetricCipher::DEFAULT_ALGORITHM)
algorithm = Crypto::SymmetricCipher::ALGORITHMS[algorithm]
certificate, private_key = SelfSignedCertificate.new.create(
algorithm: algorithm,
passphrase: passphrase
)
new(certificate, private_key, passphrase, use)
end
end
end
end
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