1 files changed, 0 insertions, 67 deletions
diff --git a/app/models/u2f_registration.rb b/app/models/u2f_registration.rb
deleted file mode 100644
index ba6c1ee6af1..00000000000
--- a/app/models/u2f_registration.rb
+++ /dev/null
@@ -1,67 +0,0 @@
-# frozen_string_literal: true
-
-# Registration information for U2F (universal 2nd factor) devices, like Yubikeys
-
-class U2fRegistration < ApplicationRecord
-  belongs_to :user
-
-  after_create :create_webauthn_registration
-  after_update :update_webauthn_registration, if: :saved_change_to_counter?
-
-  def self.register(user, app_id, params, challenges)
-    u2f = U2F::U2F.new(app_id)
-    registration = self.new
-
-    begin
-      response = U2F::RegisterResponse.load_from_json(params[:device_response])
-      registration_data = u2f.register!(challenges, response)
-      registration.update(certificate: registration_data.certificate,
-                          key_handle: registration_data.key_handle,
-                          public_key: registration_data.public_key,
-                          counter: registration_data.counter,
-                          user: user,
-                          name: params[:name])
-    rescue JSON::ParserError, NoMethodError, ArgumentError
-      registration.errors.add(:base, _('Your U2F device did not send a valid JSON response.'))
-    rescue U2F::Error => e
-      registration.errors.add(:base, e.message)
-    end
-
-    registration
-  end
-
-  def self.authenticate(user, app_id, json_response, challenges)
-    response = U2F::SignResponse.load_from_json(json_response)
-    registration = user.u2f_registrations.find_by_key_handle(response.key_handle)
-    u2f = U2F::U2F.new(app_id)
-
-    if registration
-      u2f.authenticate!(challenges, response, Base64.decode64(registration.public_key), registration.counter)
-      registration.update(counter: response.counter)
-      true
-    end
-  rescue JSON::ParserError, NoMethodError, ArgumentError, U2F::Error
-    false
-  end
-
-  private
-
-  def create_webauthn_registration
-    converter = Gitlab::Auth::U2fWebauthnConverter.new(self)
-    WebauthnRegistration.create!(converter.convert)
-  rescue StandardError => e
-    Gitlab::ErrorTracking.track_exception(e, u2f_registration_id: self.id)
-  end
-
-  def update_webauthn_registration
-    # When we update the sign count of this registration
-    # we need to update the sign count of the corresponding webauthn registration
-    # as well if it exists already
-    WebauthnRegistration.find_by_credential_xid(webauthn_credential_xid)
-      &.update_attribute(:counter, counter)
-  end
-
-  def webauthn_credential_xid
-    Base64.strict_encode64(Base64.urlsafe_decode64(key_handle))
-  end
-end