Function close

lib/internal/cluster/child.js:188–205

()

  }

  function close() {
    // lib/net.js treats server._handle.close() as effectively synchronous.
    // That means there is a time window between the call to close() and
    // the ack by the primary process in which we can still receive handles.
    // onconnection() below handles that by sending those handles back to
    // the primary.
    if (key === undefined)
      return;
    unref();
    // If the handle is the last handle in process,
    // the parent process will delete the handle when worker process exits.
    // So it is ok if the close message get lost.
    // See the comments of https://github.com/nodejs/node/pull/46161
    send({ act: 'close', key });
    handles.delete(key);
    removeIndexesKey(indexesKey, index);
    key = undefined;
  }

  function getsockname(out) {
    if (key)