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/InterruptedBlockingSend.java

@@ -0,0 +1,84 @@
+/*
+ * Copyright (c) 2017, 2020, 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.net.InetAddress;
+import java.net.InetSocketAddress;
+import java.net.ServerSocket;
+import java.net.URI;
+import java.net.http.HttpClient;
+import java.net.http.HttpRequest;
+import java.net.http.HttpResponse.BodyHandlers;
+import static java.lang.System.out;
+
+/**
+ * @test
+ * @bug 8245462
+ * @summary Basic test for interrupted blocking send
+ * @run main/othervm InterruptedBlockingSend
+ */
+
+public class InterruptedBlockingSend {
+
+    static volatile Throwable throwable;
+
+    public static void main(String[] args) throws Exception {
+        HttpClient client = HttpClient.newHttpClient();
+        try (ServerSocket ss = new ServerSocket()) {
+            ss.setReuseAddress(false);
+            ss.bind(new InetSocketAddress(InetAddress.getLoopbackAddress(), 0));
+            int port = ss.getLocalPort();
+            URI uri = new URI("http://localhost:" + port + "/");
+
+            HttpRequest request = HttpRequest.newBuilder(uri).build();
+
+            Thread t = new Thread(() -> {
+                try {
+                    client.send(request, BodyHandlers.discarding());
+                } catch (InterruptedException e) {
+                    throwable = e;
+                } catch (Throwable th) {
+                    throwable = th;
+                }
+            });
+            t.start();
+            Thread.sleep(5000);
+            t.interrupt();
+            t.join();
+
+            if (!(throwable instanceof InterruptedException)) {
+                throw new RuntimeException("Expected InterruptedException, got " + throwable);
+            } else {
+                out.println("Caught expected InterruptedException: " + throwable);
+            }
+
+            out.println("Interrupting before send");
+            try {
+                Thread.currentThread().interrupt();
+                client.send(request, BodyHandlers.discarding());
+                throw new AssertionError("Expected InterruptedException not thrown");
+            } catch (InterruptedException x) {
+                out.println("Got expected exception: " + x);
+            }
+        }
+    }
+}