undefect. CWE-407 — 63 sites patched across 27 ecosystems

Authors: russell@unturf.com · brackishbert@gmail.com · foxhop.net · TimeHexOn.com

Patches, unit tests, benchmarks, whitepaper, and outreach briefs.
Public domain — no copyright claimed. Use freely.

test/jdk/java/net/httpclient/quic/QuicRequestResponseTest.java

@@ -0,0 +1,169 @@
+/*
+ * Copyright (c) 2023, 2026, 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 java.io.IOException;
+import java.io.InputStream;
+import java.io.OutputStream;
+import java.nio.charset.StandardCharsets;
+import java.util.Arrays;
+import java.util.List;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Executors;
+
+import javax.net.ssl.SSLContext;
+import javax.net.ssl.SSLParameters;
+
+import jdk.httpclient.test.lib.common.TestUtil;
+import jdk.httpclient.test.lib.quic.ClientConnection;
+import jdk.httpclient.test.lib.quic.ConnectedBidiStream;
+import jdk.httpclient.test.lib.quic.QuicServerConnection;
+import jdk.httpclient.test.lib.quic.QuicServerHandler;
+import jdk.httpclient.test.lib.quic.QuicStandaloneServer;
+import jdk.internal.net.http.quic.QuicClient;
+import jdk.internal.net.quic.QuicTLSContext;
+import jdk.internal.net.quic.QuicVersion;
+import jdk.test.lib.net.SimpleSSLContext;
+
+import org.junit.jupiter.api.AfterAll;
+import org.junit.jupiter.api.BeforeAll;
+import org.junit.jupiter.api.Test;
+
+/*
+ * @test
+ * @library /test/lib /test/jdk/java/net/httpclient/lib
+ * @build jdk.httpclient.test.lib.quic.QuicStandaloneServer
+ *        jdk.httpclient.test.lib.quic.ClientConnection
+ *        jdk.httpclient.test.lib.common.TestUtil
+ *        jdk.test.lib.net.SimpleSSLContext
+ * @run junit/othervm -Djdk.internal.httpclient.debug=true QuicRequestResponseTest
+ */
+public class QuicRequestResponseTest {
+
+    private static QuicStandaloneServer server;
+    private static final SSLContext sslContext = SimpleSSLContext.findSSLContext();
+    private static ExecutorService executor;
+
+    private static final byte[] HELLO_MSG = "Hello Quic".getBytes(StandardCharsets.UTF_8);
+
+    @BeforeAll
+    public static void beforeClass() throws Exception {
+        executor = Executors.newCachedThreadPool();
+        server = QuicStandaloneServer.newBuilder()
+                .availableVersions(new QuicVersion[]{QuicVersion.QUIC_V1})
+                .sslContext(sslContext)
+                .build();
+        // add a handler which deals with incoming connections
+        server.setHandler(new EchoHandler(HELLO_MSG.length));
+        server.start();
+        System.out.println("Server started at " + server.getAddress());
+    }
+
+    @AfterAll
+    public static void afterClass() throws Exception {
+        if (server != null) {
+            System.out.println("Stopping server " + server.getAddress());
+            server.close();
+        }
+        if (executor != null) executor.close();
+    }
+
+    private QuicClient createClient() {
+        var versions = List.of(QuicVersion.QUIC_V1);
+        var context = new QuicTLSContext(sslContext);
+        var params = new SSLParameters();
+        return new QuicClient.Builder()
+                .availableVersions(versions)
+                .tlsContext(context)
+                .sslParameters(params)
+                .executor(executor)
+                .bindAddress(TestUtil.chooseClientBindAddress().orElse(null))
+                .build();
+    }
+
+    @Test
+    public void test() throws Exception {
+        try (final QuicClient client = createClient()) {
+            // create a QUIC connection to the server
+            final ClientConnection conn = ClientConnection.establishConnection(client, server.getAddress());
+            // open a bidi stream
+            final ConnectedBidiStream bidiStream = conn.initiateNewBidiStream();
+            // write data on the stream
+            try (final OutputStream os = bidiStream.outputStream()) {
+                os.write(HELLO_MSG);
+                System.out.println("client: Client wrote message to bidi stream's output stream");
+            }
+            // wait for response
+            try (final InputStream is = bidiStream.inputStream()) {
+                System.out.println("client: reading from bidi stream's input stream");
+                final byte[] data = is.readAllBytes();
+                System.out.println("client: Received response of size " + data.length);
+                final String response = new String(data, StandardCharsets.UTF_8);
+                // verify response
+                System.out.println("client: Response: " + response);
+                if (!Arrays.equals(response.getBytes(StandardCharsets.UTF_8), HELLO_MSG)) {
+                    throw new AssertionError("Unexpected response: " + response);
+                }
+            } finally {
+                System.err.println("client: Closing bidi stream from test");
+                bidiStream.close();
+            }
+        }
+    }
+
+    /**
+     * Reads data from incoming client initiated bidirectional stream of a Quic connection
+     * and writes back a response which is same as the read data
+     */
+    private static final class EchoHandler implements QuicServerHandler {
+
+        private final int numBytesToRead;
+
+        private EchoHandler(final int numBytesToRead) {
+            this.numBytesToRead = numBytesToRead;
+        }
+
+        @Override
+        public void handleBidiStream(final QuicServerConnection conn,
+                                     final ConnectedBidiStream bidiStream) throws IOException {
+            System.out.println("Handling incoming bidi stream " + bidiStream
+                    + " on connection " + conn);
+            final byte[] data;
+            // read the request content
+            try (final InputStream is = bidiStream.inputStream()) {
+                System.out.println("Handler reading data from bidi stream's inputstream " + is);
+                data = is.readAllBytes();
+                System.out.println("Handler read " + data.length + " bytes of data");
+            }
+            if (data.length != numBytesToRead) {
+                throw new IOException("Expected to read " + numBytesToRead
+                        + " bytes but read only " + data.length + " bytes");
+            }
+            // write response
+            try (final OutputStream os = bidiStream.outputStream()) {
+                System.out.println("Handler writing data to bidi stream's outputstream " + os);
+                os.write(data);
+            }
+            System.out.println("Handler invocation complete");
+        }
+    }
+}