@coorpacademy/squirrel/lib/resolver/cluster.js

Local mirror mecanism for ETCD

'use strict';

exports.__esModule = true;
exports.cluster = exports.workerId = exports.isWorker = undefined;

var _cluster = require('cluster');

var _cluster2 = _interopRequireDefault(_cluster);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

// check if is master or is worker aka process in cluster
function isWorker() {
  return _cluster2.default.isWorker;
}

// get worker id or 0 if not applicable
function workerId() {
  if (!isWorker()) {
    return 0;
  }
  // WORKER_ID support for recluster
  // prefered over cluster.worker.id that will increment after restart
  return process.env.WORKER_ID || _cluster2.default.worker.id;
}

exports.isWorker = isWorker;
exports.workerId = workerId;
exports.cluster = _cluster2.default;
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