| author | dfuchs |
| Tue, 06 Feb 2018 11:04:44 +0000 | |
| branch | http-client-branch |
| changeset 56076 | 9a2855e0a796 |
| parent 48083 | b1c1b4ef4be2 |
| child 56089 | 42208b2f224e |
| permissions | -rw-r--r-- |
| 46157 | 1 |
/* |
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* Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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*/ |
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import com.sun.net.httpserver.HttpContext; |
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import com.sun.net.httpserver.HttpExchange; |
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import com.sun.net.httpserver.HttpHandler; |
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import com.sun.net.httpserver.HttpServer; |
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import com.sun.net.httpserver.HttpsConfigurator; |
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import com.sun.net.httpserver.HttpsParameters; |
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import com.sun.net.httpserver.HttpsServer; |
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import java.io.IOException; |
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import java.io.InputStream; |
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import java.io.OutputStream; |
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import java.io.OutputStreamWriter; |
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import java.io.PrintWriter; |
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import java.io.Writer; |
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import java.net.HttpURLConnection; |
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import java.net.InetAddress; |
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import java.net.InetSocketAddress; |
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import java.net.Proxy; |
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import java.net.ProxySelector; |
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import java.net.ServerSocket; |
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import java.net.Socket; |
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import java.net.URI; |
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import java.net.URISyntaxException; |
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import java.nio.charset.StandardCharsets; |
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import java.security.NoSuchAlgorithmException; |
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import javax.net.ssl.HostnameVerifier; |
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import javax.net.ssl.HttpsURLConnection; |
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import javax.net.ssl.SSLContext; |
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import javax.net.ssl.SSLSession; |
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import jdk.incubator.http.HttpClient; |
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import jdk.incubator.http.HttpRequest; |
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import jdk.incubator.http.HttpResponse; |
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import jdk.testlibrary.SimpleSSLContext; |
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import java.util.concurrent.*; |
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/** |
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* @test |
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* @bug 8181422 |
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* @summary Verifies that you can access an HTTP/2 server over HTTPS by |
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* tunnelling through an HTTP/1.1 proxy. |
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* @modules jdk.incubator.httpclient |
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* @library /lib/testlibrary server |
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* @modules java.base/sun.net.www.http |
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* jdk.incubator.httpclient/jdk.incubator.http.internal.common |
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* jdk.incubator.httpclient/jdk.incubator.http.internal.frame |
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* jdk.incubator.httpclient/jdk.incubator.http.internal.hpack |
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* @build jdk.testlibrary.SimpleSSLContext ProxyTest2 |
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* @run main/othervm ProxyTest2 |
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* @author danielfuchs |
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*/ |
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public class ProxyTest2 {
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static {
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try {
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HttpsURLConnection.setDefaultHostnameVerifier(new HostnameVerifier() {
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public boolean verify(String hostname, SSLSession session) {
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return true; |
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} |
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}); |
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SSLContext.setDefault(new SimpleSSLContext().get()); |
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} catch (IOException ex) {
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throw new ExceptionInInitializerError(ex); |
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} |
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} |
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static final String RESPONSE = "<html><body><p>Hello World!</body></html>"; |
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static final String PATH = "/foo/"; |
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static Http2TestServer createHttpsServer(ExecutorService exec) throws Exception {
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Http2TestServer server = new Http2TestServer(true, 0, exec, SSLContext.getDefault()); |
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server.addHandler(new Http2Handler() {
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@Override |
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public void handle(Http2TestExchange he) throws IOException {
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he.getResponseHeaders().addHeader("encoding", "UTF-8");
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he.sendResponseHeaders(200, RESPONSE.length()); |
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he.getResponseBody().write(RESPONSE.getBytes(StandardCharsets.UTF_8)); |
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he.close(); |
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} |
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}, PATH); |
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return server; |
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} |
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public static void main(String[] args) |
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throws Exception |
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{
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ExecutorService exec = Executors.newCachedThreadPool(); |
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Http2TestServer server = createHttpsServer(exec); |
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server.start(); |
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try {
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// Http2TestServer over HTTPS does not support HTTP/1.1 |
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// => only test with a HTTP/2 client |
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test(server, HttpClient.Version.HTTP_2); |
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} finally {
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server.stop(); |
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exec.shutdown(); |
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System.out.println("Server stopped");
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} |
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} |
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public static void test(Http2TestServer server, HttpClient.Version version) |
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throws Exception |
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{
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System.out.println("Server is: " + server.getAddress().toString());
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URI uri = new URI("https://localhost:" + server.getAddress().getPort() + PATH + "x");
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TunnelingProxy proxy = new TunnelingProxy(server); |
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proxy.start(); |
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try {
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System.out.println("Proxy started");
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Proxy p = new Proxy(Proxy.Type.HTTP, |
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InetSocketAddress.createUnresolved("localhost", proxy.getAddress().getPort()));
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System.out.println("Setting up request with HttpClient for version: "
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+ version.name() + "URI=" + uri); |
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ProxySelector ps = ProxySelector.of( |
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InetSocketAddress.createUnresolved("localhost", proxy.getAddress().getPort()));
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HttpClient client = HttpClient.newBuilder() |
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.version(version) |
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.proxy(ps) |
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.build(); |
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HttpRequest request = HttpRequest.newBuilder() |
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.uri(uri) |
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.GET() |
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.build(); |
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System.out.println("Sending request with HttpClient");
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HttpResponse<String> response |
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= client.send(request, HttpResponse.BodyHandler.asString()); |
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System.out.println("Got response");
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String resp = response.body(); |
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System.out.println("Received: " + resp);
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if (!RESPONSE.equals(resp)) {
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throw new AssertionError("Unexpected response");
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} |
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} finally {
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System.out.println("Stopping proxy");
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proxy.stop(); |
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System.out.println("Proxy stopped");
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} |
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} |
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static class TunnelingProxy {
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final Thread accept; |
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final ServerSocket ss; |
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final boolean DEBUG = false; |
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final Http2TestServer serverImpl; |
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final CopyOnWriteArrayList<CompletableFuture<Void>> connectionCFs |
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= new CopyOnWriteArrayList<>(); |
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private volatile boolean stopped; |
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TunnelingProxy(Http2TestServer serverImpl) throws IOException {
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this.serverImpl = serverImpl; |
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ss = new ServerSocket(); |
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accept = new Thread(this::accept); |
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accept.setDaemon(true); |
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} |
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void start() throws IOException {
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ss.bind(new InetSocketAddress(0)); |
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accept.start(); |
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} |
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// Pipe the input stream to the output stream. |
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private synchronized Thread pipe(InputStream is, OutputStream os, |
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char tag, CompletableFuture<Void> end) {
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return new Thread("TunnelPipe("+tag+")") {
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@Override |
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public void run() {
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try {
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try {
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int c; |
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while ((c = is.read()) != -1) {
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os.write(c); |
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os.flush(); |
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// if DEBUG prints a + or a - for each transferred |
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// character. |
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if (DEBUG) System.out.print(tag); |
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} |
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is.close(); |
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} finally {
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os.close(); |
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} |
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} catch (IOException ex) {
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if (DEBUG) ex.printStackTrace(System.out); |
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} finally {
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end.complete(null); |
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} |
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} |
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}; |
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} |
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public InetSocketAddress getAddress() {
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return new InetSocketAddress( |
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"localhost", |
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ss.getLocalPort()); |
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} |
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// This is a bit shaky. It doesn't handle continuation |
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// lines, but our client shouldn't send any. |
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// Read a line from the input stream, swallowing the final |
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// \r\n sequence. Stops at the first \n, doesn't complain |
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// if it wasn't preceded by '\r'. |
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// |
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String readLine(InputStream r) throws IOException {
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StringBuilder b = new StringBuilder(); |
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int c; |
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while ((c = r.read()) != -1) {
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if (c == '\n') break; |
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b.appendCodePoint(c); |
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} |
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if (b.codePointAt(b.length() -1) == '\r') {
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b.delete(b.length() -1, b.length()); |
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} |
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return b.toString(); |
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} |
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public void accept() {
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Socket clientConnection = null; |
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try {
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while (!stopped) {
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System.out.println("Tunnel: Waiting for client");
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Socket toClose; |
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try {
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toClose = clientConnection = ss.accept(); |
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} catch (IOException io) {
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if (DEBUG) io.printStackTrace(System.out); |
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break; |
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} |
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System.out.println("Tunnel: Client accepted");
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Socket targetConnection = null; |
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InputStream ccis = clientConnection.getInputStream(); |
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OutputStream ccos = clientConnection.getOutputStream(); |
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Writer w = new OutputStreamWriter(ccos, "UTF-8"); |
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PrintWriter pw = new PrintWriter(w); |
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System.out.println("Tunnel: Reading request line");
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String requestLine = readLine(ccis); |
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System.out.println("Tunnel: Request status line: " + requestLine);
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if (requestLine.startsWith("CONNECT ")) {
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// We should probably check that the next word following |
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// CONNECT is the host:port of our HTTPS serverImpl. |
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// Some improvement for a followup! |
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// Read all headers until we find the empty line that |
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// signals the end of all headers. |
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while(!requestLine.equals("")) {
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System.out.println("Tunnel: Reading header: "
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+ (requestLine = readLine(ccis))); |
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} |
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// Open target connection |
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targetConnection = new Socket( |
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InetAddress.getLoopbackAddress(), |
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serverImpl.getAddress().getPort()); |
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// Then send the 200 OK response to the client |
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System.out.println("Tunnel: Sending "
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+ "HTTP/1.1 200 OK\r\n\r\n"); |
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pw.print("HTTP/1.1 200 OK\r\nContent-Length: 0\r\n\r\n");
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pw.flush(); |
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} else {
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// This should not happen. If it does then just print an |
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// error - both on out and err, and close the accepted |
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// socket |
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System.out.println("WARNING: Tunnel: Unexpected status line: "
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+ requestLine + " received by " |
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+ ss.getLocalSocketAddress() |
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+ " from " |
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+ toClose.getRemoteSocketAddress() |
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+ " - closing accepted socket"); |
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// Print on err |
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System.err.println("WARNING: Tunnel: Unexpected status line: "
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+ requestLine + " received by " |
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+ ss.getLocalSocketAddress() |
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+ " from " |
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+ toClose.getRemoteSocketAddress()); |
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// close accepted socket. |
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toClose.close(); |
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System.err.println("Tunnel: accepted socket closed.");
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continue; |
| 46157 | 300 |
} |
301 |
||
302 |
// Pipe the input stream of the client connection to the |
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303 |
// output stream of the target connection and conversely. |
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304 |
// Now the client and target will just talk to each other. |
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305 |
System.out.println("Tunnel: Starting tunnel pipes");
|
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306 |
CompletableFuture<Void> end, end1, end2; |
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Thread t1 = pipe(ccis, targetConnection.getOutputStream(), '+', |
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end1 = new CompletableFuture<>()); |
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Thread t2 = pipe(targetConnection.getInputStream(), ccos, '-', |
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end2 = new CompletableFuture<>()); |
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end = CompletableFuture.allOf(end1, end2); |
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end.whenComplete( |
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(r,t) -> {
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try { toClose.close(); } catch (IOException x) { }
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finally {connectionCFs.remove(end);}
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}); |
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connectionCFs.add(end); |
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t1.start(); |
319 |
t2.start(); |
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} |
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} catch (Throwable ex) {
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try {
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ss.close(); |
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} catch (IOException ex1) {
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ex.addSuppressed(ex1); |
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} |
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ex.printStackTrace(System.err); |
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} finally {
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System.out.println("Tunnel: exiting (stopped=" + stopped + ")");
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connectionCFs.forEach(cf -> cf.complete(null)); |
| 46157 | 331 |
} |
332 |
} |
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333 |
||
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public void stop() throws IOException {
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stopped = true; |
| 46157 | 336 |
ss.close(); |
337 |
} |
|
338 |
||
339 |
} |
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340 |
||
341 |
static class Configurator extends HttpsConfigurator {
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|
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public Configurator(SSLContext ctx) {
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|
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super(ctx); |
|
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} |
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345 |
||
346 |
@Override |
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public void configure (HttpsParameters params) {
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params.setSSLParameters (getSSLContext().getSupportedSSLParameters()); |
|
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} |
|
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} |
|
351 |
||
352 |
} |