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/proc/self/root/proc/1/task/1/cwd/node24/lib/node_modules/npm/node_modules/retry/example

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dns.js687 B · 31 lines

1var dns = require('dns');2var retry = require('../lib/retry');3 4function faultTolerantResolve(address, cb) {5  var opts = {6    retries: 2,7    factor: 2,8    minTimeout: 1 * 1000,9    maxTimeout: 2 * 1000,10    randomize: true11  };12  var operation = retry.operation(opts);13 14  operation.attempt(function(currentAttempt) {15    dns.resolve(address, function(err, addresses) {16      if (operation.retry(err)) {17        return;18      }19 20      cb(operation.mainError(), operation.errors(), addresses);21    });22  });23}24 25faultTolerantResolve('nodejs.org', function(err, errors, addresses) {26  console.warn('err:');27  console.log(err);28 29  console.warn('addresses:');30  console.log(addresses);31});