void cancel(final HttpServerExchange exchange) {
final ProxyConnection connectionAttachment = exchange.getAttachment(CONNECTION);
if (connectionAttachment != null) {
ClientConnection clientConnection = connectionAttachment.getConnection();
UndertowLogger.PROXY_REQUEST_LOGGER.timingOutRequest(
clientConnection.getPeerAddress() + "" + exchange.getRequestURI());
IoUtils.safeClose(clientConnection);
} else {
UndertowLogger.PROXY_REQUEST_LOGGER.timingOutRequest(exchange.getRequestURI());
}
if (exchange.isResponseStarted()) {
IoUtils.safeClose(exchange.getConnection());
} else {
exchange.setStatusCode(StatusCodes.SERVICE_UNAVAILABLE);
exchange.endExchange();
}
}
@Override
public void failed(IOException e) {
UndertowLogger.PROXY_REQUEST_LOGGER.proxyRequestFailed(exchange.getRequestURI(), e);
if (!exchange.isResponseStarted()) {
exchange.setStatusCode(StatusCodes.INTERNAL_SERVER_ERROR);
exchange.endExchange();
} else {
IoUtils.safeClose(exchange.getConnection());
}
}