openproject/config/initializers/rack-attack.rb

#-- copyright
# OpenProject is an open source project management software.
# Copyright (C) 2012-2021 the OpenProject GmbH
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License version 3.
#
# OpenProject is a fork of ChiliProject, which is a fork of Redmine. The copyright follows:
# Copyright (C) 2006-2013 Jean-Philippe Lang
# Copyright (C) 2010-2013 the ChiliProject Team
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
#
# See docs/COPYRIGHT.rdoc for more details.
#++

if OpenProject::Configuration.blacklisted_routes.any?
  # Block logins from a bad user agent
  Rack::Attack.blocklist('block forbidden routes') do |req|
    regex = OpenProject::Configuration.blacklisted_routes.map! { |str| Regexp.new(str) }
    regex.any? { |i| i =~ req.path }
  end

  Rack::Attack.blocklisted_response = lambda do |_env|
    # All blacklisted routes would return a 404.
    [404, {}, ['Not found']]
  end
end