Module: JWT::JWA::Rsa

Defined in:
lib/jwt/jwa/rsa.rb

Constant Summary collapse

SUPPORTED = 
%w[RS256 RS384 RS512].freeze

Class Method Summary collapse

Class Method Details

.sign(algorithm, msg, key) ⇒ Object 



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# File 'lib/jwt/jwa/rsa.rb', line 10

def sign(algorithm, msg, key)
  unless key.is_a?(OpenSSL::PKey::RSA)
    raise EncodeError, "The given key is a #{key.class}. It has to be an OpenSSL::PKey::RSA instance"
  end

  key.sign(OpenSSL::Digest.new(algorithm.sub('RS', 'sha')), msg)
end

.verify(algorithm, public_key, signing_input, signature) ⇒ Object 



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# File 'lib/jwt/jwa/rsa.rb', line 18

def verify(algorithm, public_key, signing_input, signature)
  public_key.verify(OpenSSL::Digest.new(algorithm.sub('RS', 'sha')), signature, signing_input)
rescue OpenSSL::PKey::PKeyError
  raise JWT::VerificationError, 'Signature verification raised'
end