message: Remove rollout
diff: @@ -24,7 +24,6 @@ import {PortProvider} from '../infrastructure/get_port';
  import * as json_config from '../infrastructure/json_config';
  import * as logging from '../infrastructure/logging';
  import {PrometheusClient, runPrometheusScraper} from '../infrastructure/prometheus_scraper';
  -import {RolloutTracker} from '../infrastructure/rollout';
  import {AccessKeyId} from '../model/access_key';
  import {PrometheusManagerMetrics} from './manager_metrics';
  @@ -81,17 +80,6 @@ async function reservePortForNewAccessKeys(
  return serverConfig.data().portForNewAccessKeys;
  }
  -function createRolloutTracker(serverConfig: json_config.JsonConfig<server_config.ServerConfigJson>):
  - RolloutTracker {
  - const rollouts = new RolloutTracker(serverConfig.data().serverId);
  - if (serverConfig.data().rollouts) {
  - for (const rollout of serverConfig.data().rollouts) {
  - rollouts.forceRollout(rollout.id, rollout.enabled);
  - }
  - }
  - return rollouts;
  -}
  -
  async function main() {
  const verbose = process.env.LOG_LEVEL === 'debug';
  const portProvider = new PortProvider();
  @@ -174,15 +162,9 @@ async function main() {
  const accessKeyRepository = new ServerAccessKeyRepository(
  portProvider, proxyHostname, accessKeyConfig, shadowsocksServer);
  - // TODO(fortuna): Once single-port is fully rollout, we should:
  - // - update `install_server.sh` to stop using `--net=host` for new servers (old servers are stuck
  - // with that forever) and output new instructions for port configuration.
  - // - update manger UI to provide new instructions for port configuration in manual mode.
  - if (createRolloutTracker(serverConfig).isRolloutEnabled('single-port', 100)) {
  const portForNewAccessKeys = getPortForNewAccessKeys(serverConfig, accessKeyConfig) ||
  await reservePortForNewAccessKeys(portProvider, serverConfig);
  accessKeyRepository.enableSinglePort(portForNewAccessKeys);
  - }
  const prometheusClient = new PrometheusClient(`http://${prometheusLocation}`);
  const metricsReader = new PrometheusUsageMetrics(prometheusClient);
  