class HealthController < ActionController::Base protect_from_forgery with: :exception, except: :storage_check include RequiresWhitelistedMonitoringClient CHECKS = [ Gitlab::HealthChecks::DbCheck, Gitlab::HealthChecks::Redis::RedisCheck, Gitlab::HealthChecks::Redis::CacheCheck, Gitlab::HealthChecks::Redis::QueuesCheck, Gitlab::HealthChecks::Redis::SharedStateCheck, Gitlab::HealthChecks::FsShardsCheck, Gitlab::HealthChecks::GitalyCheck ].freeze def readiness results = CHECKS.map { |check| [check.name, check.readiness] } render_check_results(results) end def liveness results = CHECKS.map { |check| [check.name, check.liveness] } render_check_results(results) end def storage_check results = Gitlab::Git::Storage::Checker.check_all render json: { check_interval: Gitlab::CurrentSettings.current_application_settings.circuitbreaker_check_interval, results: results } end private def render_check_results(results) flattened = results.flat_map do |name, result| if result.is_a?(Gitlab::HealthChecks::Result) [[name, result]] else result.map { |r| [name, r] } end end success = flattened.all? { |name, r| r.success } response = flattened.map do |name, r| info = { status: r.success ? 'ok' : 'failed' } info['message'] = r.message if r.message info[:labels] = r.labels if r.labels [name, info] end render json: response.to_h, status: success ? :ok : :service_unavailable end end