Module: Linzer::Helper

Included in:
Linzer
Defined in:
lib/linzer/helper.rb

Instance Method Summary collapse

Instance Method Details

#sign!(request_or_response, **args) ⇒ Object 



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# File 'lib/linzer/helper.rb', line 5

def sign!(request_or_response, **args)
  message = Message.new(request_or_response)
  options = {}

  label = args[:label]
  options[:label] = label if label
  options.merge!(args.fetch(:params, {}))

  key = args.fetch(:key)
  signature = Linzer::Signer.sign(key, message, args.fetch(:components), options)
  message.attach!(signature)
end

#verify!(request_or_response, key: nil, no_older_than: 900) ⇒ Object

Raises:



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# File 'lib/linzer/helper.rb', line 18

def verify!(request_or_response, key: nil, no_older_than: 900)
  message = Message.new(request_or_response)
  signature_headers = {}
  %w[signature-input signature].each do |name|
    value = message.header(name)
    signature_headers[name] = value if value
  end
  signature = Signature.build(signature_headers)
  keyid = signature.parameters["keyid"]
  raise Linzer::Error, "key not found" if !key && !keyid
  verify_key = block_given? ? (yield keyid) : key
  Linzer.verify(verify_key, message, signature, no_older_than: no_older_than)
end