io.undertow.client.ClientRequest Java Examples

The following examples show how to use io.undertow.client.ClientRequest. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.

Example #1

Source File: TokenAuthenticator.java From hawkular-metrics with Apache License 2.0

6 votes

/**
 * Executed when a pooled connection is acquired.
 */
private void sendAuthenticationRequest(HttpServerExchange serverExchange, PooledConnection connection) {
    AuthContext context = serverExchange.getAttachment(AUTH_CONTEXT_KEY);
    String verb = getVerb(serverExchange);

    String resource;
    // if we are not dealing with a query
    if (!isQuery(serverExchange)) {
        // is USER_WRITE_ACCESS is disabled, then use the legacy check.
        // Otherwise check using the actual resource (eg 'hawkular-metrics', 'hawkular-alerts', etc)
        if (USER_WRITE_ACCESS.equalsIgnoreCase("true")) {
            resource = RESOURCE;
        } else {
            resource= resourceName;
        }
    } else {
        resource = RESOURCE;
    }

    context.subjectAccessReview = generateSubjectAccessReview(context.tenant, verb, resource);
    ClientRequest request = buildClientRequest(context);
    context.clientRequestStarting();
    connection.sendRequest(request, new RequestReadyCallback(serverExchange, connection));
}

Example #2

Source File: ConsulClientImpl.java From light-4j with Apache License 2.0

6 votes

/**
 * send to consul, init or reconnect if necessary
 * @param method http method to use
 * @param path path to send to consul
 * @param token token to put in header
 * @param json request body to send
 * @return AtomicReference<ClientResponse> response
 */
 AtomicReference<ClientResponse> send (HttpString method, String path, String token, String json) throws InterruptedException {
	final CountDownLatch latch = new CountDownLatch(1);
	final AtomicReference<ClientResponse> reference = new AtomicReference<>();

	if (needsToCreateConnection()) {
		this.connection = createConnection();
	}

	ClientRequest request = new ClientRequest().setMethod(method).setPath(path);
	request.getRequestHeaders().put(Headers.HOST, "localhost");
	if (token != null) request.getRequestHeaders().put(HttpStringConstants.CONSUL_TOKEN, token);
	logger.trace("The request sent to consul: {} = request header: {}, request body is empty", uri.toString(), request.toString());
	if(StringUtils.isBlank(json)) {
		connection.sendRequest(request, client.createClientCallback(reference, latch));
	} else {
              request.getRequestHeaders().put(Headers.TRANSFER_ENCODING, "chunked");
		connection.sendRequest(request, client.createClientCallback(reference, latch, json));
	}

	latch.await();
	reqCounter.getAndIncrement();
	logger.trace("The response got from consul: {} = {}", uri.toString(), reference.get().toString());
	return reference;
}

Example #3

Source File: HttpClientConnection.java From lams with GNU General Public License v2.0

6 votes

@Override
public void sendRequest(final ClientRequest request, final ClientCallback<ClientExchange> clientCallback) {
    if(http2Delegate != null) {
        http2Delegate.sendRequest(request, clientCallback);
        return;
    }
    if (anyAreSet(state, UPGRADE_REQUESTED | UPGRADED | CLOSE_REQ | CLOSED)) {
        clientCallback.failed(UndertowClientMessages.MESSAGES.invalidConnectionState());
        return;
    }
    final HttpClientExchange httpClientExchange = new HttpClientExchange(clientCallback, request, this);
    boolean ssl = this.connection instanceof SslConnection;
    if(!ssl && !http2Tried && options.get(UndertowOptions.ENABLE_HTTP2, false) && !request.getRequestHeaders().contains(Headers.UPGRADE)) {
        //this is the first request, as we want to try a HTTP2 upgrade
        request.getRequestHeaders().put(new HttpString("HTTP2-Settings"), Http2ClearClientProvider.createSettingsFrame(options, bufferPool));
        request.getRequestHeaders().put(Headers.UPGRADE, Http2Channel.CLEARTEXT_UPGRADE_STRING);
        request.getRequestHeaders().put(Headers.CONNECTION, "Upgrade, HTTP2-Settings");
        http2Tried = true;
    }

    if (currentRequest == null) {
        initiateRequest(httpClientExchange);
    } else {
        pendingQueue.add(httpClientExchange);
    }
}

Example #4

Source File: ClientRequestComposerProvider.java From light-4j with Apache License 2.0

5 votes

@Override
public ClientRequest composeClientRequest(TokenRequest tokenRequest) {
    ClientRequest request = new ClientRequest().setMethod(Methods.POST).setPath(tokenRequest.getUri());
    request.getRequestHeaders().put(Headers.HOST, "localhost");
    request.getRequestHeaders().put(Headers.TRANSFER_ENCODING, "chunked");
    request.getRequestHeaders().put(Headers.CONTENT_TYPE, "application/x-www-form-urlencoded");
    return request;
}

Example #5