Add basic keyrelay command, tests

app/helpers/epp/keyrelay_helper.rb

@@ -0,0 +1,30 @@
+module Epp::KeyrelayHelper
+  def keyrelay
+    domain = Domain.find_by(name: parsed_frame.css('name').text)
+
+    abs_datetime = parsed_frame.css('absolute').text
+    abs_datetime = abs_datetime.to_date if abs_datetime
+
+    kr = domain.keyrelays.create(
+      domain: domain,
+      pa_date: Time.now,
+      key_data_flags: parsed_frame.css('flags').text,
+      key_data_protocol: parsed_frame.css('protocol').text,
+      key_data_alg: parsed_frame.css('alg').text,
+      key_data_public_key: parsed_frame.css('pubKey').text,
+      auth_info_pw: parsed_frame.css('pw').text,
+      expiry_relative: parsed_frame.css('relative').text,
+      expiry_absolute: abs_datetime,
+      requester: current_epp_user.registrar,
+      accepter: domain.registrar
+    )
+
+    domain.registrar.messages.create(
+      body: 'Key Relay action completed successfully.',
+      attached_obj_type: kr.class.to_s,
+      attached_obj_id: kr.id
+    )
+
+    render '/epp/shared/success'
+  end
+end