module Ci module API module Helpers BUILD_TOKEN_HEADER = "HTTP_BUILD_TOKEN".freeze BUILD_TOKEN_PARAM = :token UPDATE_RUNNER_EVERY = 10 * 60 def authenticate_runners! forbidden! unless runner_registration_token_valid? end def authenticate_runner! forbidden! unless current_runner end def authenticate_build!(build) validate_build!(build) do forbidden! unless build_token_valid?(build) end end def validate_build!(build) not_found! unless build yield if block_given? forbidden!('Project has been deleted!') unless build.project forbidden!('Build has been erased!') if build.erased? end def runner_registration_token_valid? ActiveSupport::SecurityUtils.variable_size_secure_compare( params[:token], current_application_settings.runners_registration_token) end def build_token_valid?(build) token = (params[BUILD_TOKEN_PARAM] || env[BUILD_TOKEN_HEADER]).to_s # We require to also check `runners_token` to maintain compatibility with old version of runners token && (build.valid_token?(token) || build.project.valid_runners_token?(token)) end def update_runner_info return unless update_runner? current_runner.contacted_at = Time.now current_runner.assign_attributes(get_runner_version_from_params) current_runner.save if current_runner.changed? end def update_runner? # Use a random threshold to prevent beating DB updates. # It generates a distribution between [40m, 80m]. # contacted_at_max_age = UPDATE_RUNNER_EVERY + Random.rand(UPDATE_RUNNER_EVERY) current_runner.contacted_at.nil? || (Time.now - current_runner.contacted_at) >= contacted_at_max_age end def build_not_found! if headers['User-Agent'].to_s =~ /gitlab-ci-multi-runner \d+\.\d+\.\d+(~beta\.\d+\.g[0-9a-f]+)? / no_content! else not_found! end end def current_runner @runner ||= Runner.find_by_token(params[:token].to_s) end def get_runner_version_from_params return unless params["info"].present? attributes_for_keys(%w(name version revision platform architecture), params["info"]) end def max_artifacts_size current_application_settings.max_artifacts_size.megabytes.to_i end end end end