Function waitForPort

test/sequential/test-tls-psk-client.js:61–74

(port, cb)

const timeout = setTimeout(() => cleanUp('Timed out'), 5000);

function waitForPort(port, cb) {
  const socket = net.connect(common.PORT, () => {
    socket.on('data', () => {});
    socket.end();
    socket.on('end', cb);
  });
  socket.on('error', (e) => {
    if (e.code === 'ENOENT' || e.code === 'ECONNREFUSED') {
      setTimeout(() => waitForPort(port, cb), 1000);
    } else {
      cb(e);
    }
  });
}

waitForPort(common.PORT, common.mustCall((err) => {
  if (err) {