class Profiles::TwoFactorAuthsController < Profiles::ApplicationController skip_before_action :check_2fa_requirement def show unless current_user.otp_secret current_user.otp_secret = User.generate_otp_secret(32) end unless current_user.otp_grace_period_started_at && two_factor_grace_period current_user.otp_grace_period_started_at = Time.current end current_user.save! if current_user.changed? if two_factor_authentication_required? && !current_user.two_factor_enabled? if two_factor_grace_period_expired? flash.now[:alert] = 'You must enable Two-Factor Authentication for your account.' else grace_period_deadline = current_user.otp_grace_period_started_at + two_factor_grace_period.hours flash.now[:alert] = "You must enable Two-Factor Authentication for your account before #{l(grace_period_deadline)}." end end @qr_code = build_qr_code setup_u2f_registration end def create if current_user.validate_and_consume_otp!(params[:pin_code]) current_user.otp_required_for_login = true @codes = current_user.generate_otp_backup_codes! current_user.save! render 'create' else @error = 'Invalid pin code' @qr_code = build_qr_code setup_u2f_registration render 'show' end end # A U2F (universal 2nd factor) device's information is stored after successful # registration, which is then used while 2FA authentication is taking place. def create_u2f @u2f_registration = U2fRegistration.register(current_user, u2f_app_id, params[:device_response], session[:challenges]) if @u2f_registration.persisted? session.delete(:challenges) redirect_to profile_account_path, notice: "Your U2F device was registered!" else @qr_code = build_qr_code setup_u2f_registration render :show end end def codes @codes = current_user.generate_otp_backup_codes! current_user.save! end def destroy current_user.disable_two_factor! redirect_to profile_account_path end def skip if two_factor_grace_period_expired? redirect_to new_profile_two_factor_auth_path, alert: 'Cannot skip two factor authentication setup' else session[:skip_tfa] = current_user.otp_grace_period_started_at + two_factor_grace_period.hours redirect_to root_path end end private def build_qr_code issuer = "#{issuer_host} | #{current_user.email}" uri = current_user.otp_provisioning_uri(current_user.email, issuer: issuer) RQRCode::render_qrcode(uri, :svg, level: :m, unit: 3) end def issuer_host Gitlab.config.gitlab.host end # Setup in preparation of communication with a U2F (universal 2nd factor) device # Actual communication is performed using a Javascript API def setup_u2f_registration @u2f_registration ||= U2fRegistration.new @registration_key_handles = current_user.u2f_registrations.pluck(:key_handle) u2f = U2F::U2F.new(u2f_app_id) registration_requests = u2f.registration_requests sign_requests = u2f.authentication_requests(@registration_key_handles) session[:challenges] = registration_requests.map(&:challenge) gon.push(u2f: { challenges: session[:challenges], app_id: u2f_app_id, register_requests: registration_requests, sign_requests: sign_requests }) end end