Function onGoawayData

lib/internal/http2/core.js:744–769

(code, lastStreamID, buf)

// close using the same code then destroy the session with an error.
// The goaway event will be emitted on next tick.
function onGoawayData(code, lastStreamID, buf) {
  const session = this[kOwner];
  if (session.destroyed)
    return;
  debugSessionObj(session, 'goaway %d received [last stream id: %d]',
                  code, lastStreamID);

  const state = session[kState];
  state.goawayCode = code;
  state.goawayLastStreamID = lastStreamID;

  session.emit('goaway', code, lastStreamID, buf);
  if (code === NGHTTP2_NO_ERROR) {
    // If this is a no error goaway, begin shutting down.
    // No new streams permitted, but existing streams may
    // close naturally on their own.
    session.close();
  } else {
    // However, if the code is not NGHTTP_NO_ERROR, destroy the
    // session immediately. We destroy with an error but send a
    // goaway using NGHTTP2_NO_ERROR because there was no error
    // condition on this side of the session that caused the
    // shutdown.
    session.destroy(new ERR_HTTP2_SESSION_ERROR(code), NGHTTP2_NO_ERROR);
  }
}

// TODO(aduh95): remove this in future semver-major
const deprecateWeight = deprecateProperty('weight',