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class Profiles::TwoFactorAuthsController < Profiles::ApplicationController
skip_before_action :check_two_factor_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?
two_factor_authentication_reason(
global: lambda do
flash.now[:alert] =
'The global settings require you to enable Two-Factor Authentication for your account.'
end,
group: lambda do |groups|
group_links = groups.map { |group| view_context.link_to group.full_name, group_path(group) }.to_sentence
flash.now[:alert] = %{
The group settings for #{group_links} require you to enable
Two-Factor Authentication for your account.
}.html_safe
end
)
unless two_factor_grace_period_expired?
grace_period_deadline = current_user.otp_grace_period_started_at + two_factor_grace_period.hours
flash.now[:alert] << " You need to do this before #{l(grace_period_deadline)}."
end
end
@qr_code = build_qr_code
@account_string = account_string
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, u2f_registration_params, session[:challenges])
if @u2f_registration.persisted?
session.delete(:challenges)
redirect_to profile_two_factor_auth_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_two_factor] = current_user.otp_grace_period_started_at + two_factor_grace_period.hours
redirect_to root_path
end
end
private
def build_qr_code
uri = current_user.otp_provisioning_uri(account_string, issuer: issuer_host)
RQRCode.render_qrcode(uri, :svg, level: :m, unit: 3)
end
def account_string
"#{issuer_host}:#{current_user.email}"
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
@u2f_registrations = current_user.u2f_registrations
u2f = U2F::U2F.new(u2f_app_id)
registration_requests = u2f.registration_requests
sign_requests = u2f.authentication_requests(@u2f_registrations.map(&:key_handle))
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
def u2f_registration_params
params.require(:u2f_registration).permit(:device_response, :name)
end
end
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