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/*
* Copyright (c) 2018, 2023, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
import com.sun.net.httpserver.HttpsConfigurator;
import com.sun.net.httpserver.HttpsServer;
import jdk.test.lib.net.SimpleSSLContext;
import javax.net.ssl.SSLContext;
import java.net.InetAddress;
import java.net.InetSocketAddress;
import java.net.ProxySelector;
import java.net.URI;
import java.net.http.HttpClient;
import java.net.http.HttpClient.Version;
import java.net.http.HttpRequest;
import java.net.http.HttpResponse;
import java.net.http.HttpResponse.BodyHandlers;
import java.util.Arrays;
import java.util.List;
import java.util.stream.Collectors;
import java.util.stream.Stream;
import jdk.httpclient.test.lib.common.HttpServerAdapters;
import jdk.httpclient.test.lib.http2.Http2TestServer;
import static java.lang.String.format;
import static java.lang.System.out;
import static java.net.http.HttpClient.Version.HTTP_1_1;
import static java.net.http.HttpClient.Version.HTTP_2;
/**
* @test
* @summary This test verifies that if an h2 connection going through a
* proxy P is downgraded to HTTP/1.1, then a new h2 request
* going to a different host through the same proxy will not
* be preemptively downgraded. That, is the stack should attempt
* a new h2 connection to the new host. It also verifies that
* the stack sends the appropriate "host" header to the proxy.
* @bug 8196967 8222527
* @library /test/lib /test/jdk/java/net/httpclient/lib
* @build jdk.httpclient.test.lib.common.HttpServerAdapters jdk.test.lib.net.SimpleSSLContext
* DigestEchoServer HttpsTunnelTest
* @run main/othervm -Dtest.requiresHost=true
* -Djdk.httpclient.HttpClient.log=headers
* -Djdk.internal.httpclient.debug=true HttpsTunnelTest
* @run main/othervm -Dtest.requiresHost=true
* -Djdk.httpclient.allowRestrictedHeaders=host
* -Djdk.httpclient.HttpClient.log=headers
* -Djdk.internal.httpclient.debug=true HttpsTunnelTest
*
*/
public class HttpsTunnelTest implements HttpServerAdapters {
static final String data[] = {
"Lorem ipsum",
"dolor sit amet",
"consectetur adipiscing elit, sed do eiusmod tempor",
"quis nostrud exercitation ullamco",
"laboris nisi",
"ut",
"aliquip ex ea commodo consequat." +
"Duis aute irure dolor in reprehenderit in voluptate velit esse" +
"cillum dolore eu fugiat nulla pariatur.",
"Excepteur sint occaecat cupidatat non proident."
};
static final SSLContext context;
static {
try {
context = new SimpleSSLContext().get();
SSLContext.setDefault(context);
} catch (Exception x) {
throw new ExceptionInInitializerError(x);
}
}
HttpsTunnelTest() {
}
public HttpClient newHttpClient(ProxySelector ps) {
HttpClient.Builder builder = HttpClient
.newBuilder()
.sslContext(context)
.proxy(ps);
return builder.build();
}
public static void main(String[] args) throws Exception {
HttpTestServer http1Server =
HttpTestServer.create(HTTP_1_1, context);
http1Server.addHandler(new HttpTestEchoHandler(), "/");
http1Server.start();
HttpTestServer http2Server = HttpTestServer.create(HTTP_2, SSLContext.getDefault());
http2Server.addHandler(new HttpTestEchoHandler(), "/");
http2Server.start();
DigestEchoServer.TunnelingProxy proxy = DigestEchoServer.createHttpsProxyTunnel(
DigestEchoServer.HttpAuthSchemeType.NONE);
try {
URI uri1 = new URI("https://" + http1Server.serverAuthority() + "/foo/https1");
URI uri2 = new URI("https://" + http2Server.serverAuthority() + "/foo/https2");
boolean provideCustomHost = "host".equalsIgnoreCase(
System.getProperty("jdk.httpclient.allowRestrictedHeaders",""));
String customHttp1Host = null, customHttp2Host = null;
if (provideCustomHost) {
customHttp1Host = makeCustomHostString(http1Server, uri1);
out.println("HTTP/1.1: <" + uri1 + "> [custom host: " + customHttp1Host + "]");
customHttp2Host = makeCustomHostString(http2Server, uri2);
out.println("HTTP/2: <" + uri2 + "> [custom host: " + customHttp2Host + "]");
}
ProxySelector ps = ProxySelector.of(proxy.getProxyAddress());
//HttpClient.Builder.NO_PROXY;
HttpsTunnelTest test = new HttpsTunnelTest();
HttpClient client = test.newHttpClient(ps);
out.println("Proxy is: " + ps.select(uri2));
List<String> lines = List.of(Arrays.copyOfRange(data, 0, data.length));
assert lines.size() == data.length;
String body = lines.stream().collect(Collectors.joining("\r\n"));
HttpRequest.BodyPublisher reqBody = HttpRequest.BodyPublishers.ofString(body);
HttpRequest.Builder req1Builder = HttpRequest
.newBuilder(uri1)
.version(Version.HTTP_2)
.POST(reqBody);
if (provideCustomHost) req1Builder.header("host", customHttp1Host);
HttpRequest req1 = req1Builder.build();
out.println("\nPosting to HTTP/1.1 server at: " + req1);
HttpResponse<Stream<String>> response = client.send(req1, BodyHandlers.ofLines());
out.println("Checking response...");
if (response.statusCode() != 200) {
throw new RuntimeException("Unexpected status code: " + response);
}
if (response.version() != HTTP_1_1) {
throw new RuntimeException("Unexpected protocol version: "
+ response.version());
}
List<String> respLines = response.body().collect(Collectors.toList());
if (!lines.equals(respLines)) {
throw new RuntimeException("Unexpected response 1: " + respLines);
}
HttpRequest.BodyPublisher reqBody2 = HttpRequest.BodyPublishers.ofString(body);
HttpRequest.Builder req2Builder = HttpRequest
.newBuilder(uri2)
.version(Version.HTTP_2)
.POST(reqBody2);
if (provideCustomHost) req2Builder.header("host", customHttp2Host);
HttpRequest req2 = req2Builder.build();
out.println("\nPosting to HTTP/2 server at: " + req2);
response = client.send(req2, BodyHandlers.ofLines());
out.println("Checking response...");
if (response.statusCode() != 200) {
throw new RuntimeException("Unexpected status code: " + response);
}
if (response.version() != Version.HTTP_2) {
throw new RuntimeException("Unexpected protocol version: "
+ response.version());
}
respLines = response.body().collect(Collectors.toList());
if (!lines.equals(respLines)) {
throw new RuntimeException("Unexpected response 2: " + respLines);
}
} catch(Throwable t) {
out.println("Unexpected exception: exiting: " + t);
t.printStackTrace();
throw t;
} finally {
proxy.stop();
http1Server.stop();
http2Server.stop();
}
}
/**
* Builds a custom host string that is different to what is in the URI
* authority, that is textually different than what the stack would
* send. For CONNECT we should ignore any custom host settings.
* The tunnelling proxy will fail with badRequest 400 if it receives
* the custom host instead of the expected URI authority string.
* @param server The target server.
* @param uri The URI to the target server
* @return a host value for the custom host header.
*/
static final String makeCustomHostString(HttpTestServer server, URI uri) {
String customHttpHost;
if (server.serverAuthority().contains("localhost")) {
customHttpHost = InetAddress.getLoopbackAddress().getHostAddress();
} else {
customHttpHost = InetAddress.getLoopbackAddress().getHostName();
}
if (customHttpHost.contains(":")) customHttpHost = "[" + customHttpHost + "]";
if (uri.getPort() != -1) customHttpHost = customHttpHost + ":" + uri.getPort();
return customHttpHost;
}
}
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