class JWT::JWA::Rsa

Attributes

digest[R]

Public Class Methods

new(alg) click to toggle source
# File lib/jwt/jwa/rsa.rb, line 8
def initialize(alg)
  @alg = alg
  @digest = OpenSSL::Digest.new(alg.sub('RS', 'SHA'))
end

Public Instance Methods

sign(data:, signing_key:) click to toggle source
# File lib/jwt/jwa/rsa.rb, line 13
def sign(data:, signing_key:)
  unless signing_key.is_a?(OpenSSL::PKey::RSA)
    raise_sign_error!("The given key is a #{signing_key.class}. It has to be an OpenSSL::PKey::RSA instance")
  end

  signing_key.sign(digest, data)
end
verify(data:, signature:, verification_key:) click to toggle source
# File lib/jwt/jwa/rsa.rb, line 21
def verify(data:, signature:, verification_key:)
  verification_key.verify(digest, signature, data)
rescue OpenSSL::PKey::PKeyError
  raise JWT::VerificationError, 'Signature verification raised'
end