From 0d187a9a65c5a8eae4bcb09228270cb974abd466 Mon Sep 17 00:00:00 2001 From: Stan Hu Date: Sun, 14 Jan 2018 21:10:48 -0800 Subject: Log and send a system hook if a blocked user fails to login Closes #41633 --- lib/gitlab/auth/blocked_user_tracker.rb | 36 +++++++++++++++++++++++++++++++++ 1 file changed, 36 insertions(+) create mode 100644 lib/gitlab/auth/blocked_user_tracker.rb (limited to 'lib/gitlab/auth/blocked_user_tracker.rb') diff --git a/lib/gitlab/auth/blocked_user_tracker.rb b/lib/gitlab/auth/blocked_user_tracker.rb new file mode 100644 index 00000000000..dae03a179e4 --- /dev/null +++ b/lib/gitlab/auth/blocked_user_tracker.rb @@ -0,0 +1,36 @@ +# frozen_string_literal: true +module Gitlab + module Auth + class BlockedUserTracker + ACTIVE_RECORD_REQUEST_PARAMS = 'action_dispatch.request.request_parameters' + + def self.log_if_user_blocked(env) + message = env.dig('warden.options', :message) + + # Devise calls User#active_for_authentication? on the User model and then + # throws an exception to Warden with User#inactive_message: + # https://github.com/plataformatec/devise/blob/v4.2.1/lib/devise/hooks/activatable.rb#L8 + # + # Since Warden doesn't pass the user record to the failure handler, we + # need to do a database lookup with the username. We can limit the + # lookups to happen when the user was blocked by checking the inactive + # message passed along by Warden. + return unless message == User::BLOCKED_MESSAGE + + login = env.dig(ACTIVE_RECORD_REQUEST_PARAMS, 'user', 'login') + + return unless login.present? + + user = User.by_login(login) + + return unless user&.blocked? + + Gitlab::AppLogger.info("Failed login for blocked user: user=#{user.username} ip=#{env['REMOTE_ADDR']}") + SystemHooksService.new.execute_hooks_for(user, :failed_login) + + true + rescue TypeError + end + end + end +end -- cgit v1.2.1