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# frozen_string_literal: true
# == EnforcesTwoFactorAuthentication
#
# Controller concern to enforce two-factor authentication requirements
#
# Upon inclusion, adds `check_two_factor_requirement` as a before_action,
# and makes `two_factor_grace_period_expired?` and `two_factor_skippable?`
# available as view helpers.
module EnforcesTwoFactorAuthentication
extend ActiveSupport::Concern
included do
before_action :check_two_factor_requirement, except: [:route_not_found]
# to include this in controllers inheriting from `ActionController::Metal`
# we need to add this block
helper_method :two_factor_grace_period_expired?, :two_factor_skippable? if respond_to?(:helper_method)
end
def check_two_factor_requirement
return unless respond_to?(:current_user)
if two_factor_authentication_required? && current_user_requires_two_factor?
case self
when GraphqlController
render_error(
format(
_("Authentication error: enable 2FA in your profile settings to continue using GitLab: %{mfa_help_page}"),
mfa_help_page: mfa_help_page_url),
status: :unauthorized
)
else
redirect_to profile_two_factor_auth_path
end
end
end
def two_factor_authentication_required?
two_factor_verifier.two_factor_authentication_required?
end
def current_user_requires_two_factor?
two_factor_verifier.current_user_needs_to_setup_two_factor? && !skip_two_factor?
end
# rubocop: disable CodeReuse/ActiveRecord
def two_factor_authentication_reason(global: -> {}, group: -> {})
if two_factor_authentication_required?
if Gitlab::CurrentSettings.require_two_factor_authentication?
global.call
else
groups = current_user.source_groups_of_two_factor_authentication_requirement.reorder(name: :asc)
group.call(groups)
end
end
end
# rubocop: enable CodeReuse/ActiveRecord
def two_factor_grace_period
two_factor_verifier.two_factor_grace_period
end
def two_factor_grace_period_expired?
two_factor_verifier.two_factor_grace_period_expired?
end
def two_factor_skippable?
two_factor_authentication_required? &&
!current_user.two_factor_enabled? &&
!two_factor_grace_period_expired?
end
def skip_two_factor?
session[:skip_two_factor] && session[:skip_two_factor] > Time.current
end
def two_factor_verifier
@two_factor_verifier ||= Gitlab::Auth::TwoFactorAuthVerifier.new(current_user) # rubocop:disable Gitlab/ModuleWithInstanceVariables
end
def mfa_help_page_url
Rails.application.routes.url_helpers.help_page_url(
'user/profile/account/two_factor_authentication.html',
anchor: 'enable-two-factor-authentication'
)
end
end
EnforcesTwoFactorAuthentication.prepend_mod_with('EnforcesTwoFactorAuthentication')
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