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8278067: Make HttpURLConnection default keep alive timeout configurable
Reviewed-by: stuefe Backport-of: d8f44aa39e921594505864e6270f42b745265293
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178 changes: 178 additions & 0 deletions
178
test/jdk/sun/net/www/http/KeepAliveCache/KeepAliveProperty.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,178 @@ | ||
| /* | ||
| * Copyright (c) 2022, 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. | ||
| */ | ||
|
|
||
| /* | ||
| * @test | ||
| * @library /test/lib | ||
| * @bug 8278067 | ||
| * @run main/othervm -Dhttp.keepAlive.time.server=30 KeepAliveProperty long | ||
| * @run main/othervm -Dhttp.keepAlive.time.server=1 KeepAliveProperty short | ||
| * @run main/othervm -ea -Dhttp.keepAlive.time.server=0 KeepAliveProperty short | ||
| */ | ||
|
|
||
| import java.net.*; | ||
| import java.io.*; | ||
| import java.nio.charset.*; | ||
| import java.util.logging.*; | ||
| import jdk.test.lib.net.URIBuilder; | ||
| import static java.net.Proxy.NO_PROXY; | ||
|
|
||
| public class KeepAliveProperty { | ||
|
|
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| static volatile boolean pass = false; | ||
|
|
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| static class Server extends Thread { | ||
| final ServerSocket server; | ||
|
|
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| Server (ServerSocket server) { | ||
| super (); | ||
| this.server = server; | ||
| } | ||
|
|
||
| void readAll (Socket s) throws IOException { | ||
| byte[] buf = new byte [128]; | ||
| int c; | ||
| String request = ""; | ||
| InputStream is = s.getInputStream (); | ||
| while ((c=is.read(buf)) > 0) { | ||
| request += new String(buf, 0, c, StandardCharsets.US_ASCII); | ||
| if (request.contains("\r\n\r\n")) { | ||
| return; | ||
| } | ||
| } | ||
| if (c == -1) | ||
| throw new IOException("Socket closed"); | ||
| } | ||
|
|
||
| Socket s = null; | ||
| String BODY; | ||
| String CLEN; | ||
| PrintStream out; | ||
|
|
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| public void run() { | ||
| try { | ||
| s = server.accept(); | ||
| readAll(s); | ||
|
|
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| BODY = "Hello world"; | ||
| CLEN = "Content-Length: " + BODY.length() + "\r\n"; | ||
| out = new PrintStream(new BufferedOutputStream(s.getOutputStream() )); | ||
|
|
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| /* send the header */ | ||
| out.print("HTTP/1.1 200 OK\r\n"); | ||
| out.print("Content-Type: text/plain; charset=iso-8859-1\r\n"); | ||
| out.print(CLEN); | ||
| out.print("\r\n"); | ||
| out.print(BODY); | ||
| out.flush(); | ||
| } catch (Exception e) { | ||
| pass = false; | ||
| try { | ||
| if (s != null) | ||
| s.close(); | ||
| server.close(); | ||
| } catch (IOException unused) {} | ||
| return; | ||
| } | ||
|
|
||
| // second request may legitimately fail | ||
|
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| try (Socket s2 = s; ServerSocket server2 = server; PrintStream out2 = out) { | ||
| // wait for second request. | ||
| readAll(s2); | ||
|
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| BODY = "Goodbye world"; | ||
| CLEN = "Content-Length: " + BODY.length() + "\r\n"; | ||
|
|
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| /* send the header */ | ||
| out2.print("HTTP/1.1 200 OK\r\n"); | ||
| out2.print("Content-Type: text/plain; charset=iso-8859-1\r\n"); | ||
| out2.print(CLEN); | ||
| out2.print("\r\n"); | ||
| out2.print(BODY); | ||
| out2.flush(); | ||
| pass = !expectClose; | ||
| if (!pass) System.out.println("Failed: expected close"); | ||
| } catch (Exception e) { | ||
| pass = expectClose; | ||
| if (!pass) System.out.println("Failed: did not expect close"); | ||
| } | ||
| } | ||
| } | ||
|
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| static String fetch(URL url) throws Exception { | ||
| InputStream in = url.openConnection(NO_PROXY).getInputStream(); | ||
| String s = ""; | ||
| byte b[] = new byte[128]; | ||
| int n; | ||
| do { | ||
| n = in.read(b); | ||
| if (n > 0) | ||
| s += new String(b, 0, n, StandardCharsets.US_ASCII); | ||
| } while (n > 0); | ||
| in.close(); | ||
| return s; | ||
| } | ||
|
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| static volatile boolean expectClose; | ||
|
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| public static void main(String args[]) throws Exception { | ||
| // exercise the logging code | ||
| Logger logger = Logger.getLogger("sun.net.www.protocol.http.HttpURLConnection"); | ||
| logger.setLevel(Level.FINEST); | ||
| ConsoleHandler h = new ConsoleHandler(); | ||
| h.setLevel(Level.FINEST); | ||
| logger.addHandler(h); | ||
|
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| expectClose = args[0].equals("short"); | ||
| InetAddress loopback = InetAddress.getLoopbackAddress(); | ||
| ServerSocket ss = new ServerSocket(); | ||
| ss.bind(new InetSocketAddress(loopback, 0)); | ||
| Server s = new Server(ss); | ||
| s.start(); | ||
|
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| URL url = URIBuilder.newBuilder() | ||
| .scheme("http") | ||
| .loopback() | ||
| .port(ss.getLocalPort()) | ||
| .toURL(); | ||
| System.out.println("URL: " + url); | ||
|
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| if (!fetch(url).equals("Hello world")) | ||
| throw new RuntimeException("Failed on first request"); | ||
|
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| // Wait a while to see if connection is closed | ||
| Thread.sleep(3 * 1000); | ||
|
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| try { | ||
| if (!fetch(url).equals("Goodbye world")) | ||
| throw new RuntimeException("Failed on second request"); | ||
| } catch (Exception e) { | ||
| if (!expectClose) | ||
| throw e; | ||
| } | ||
|
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| if (!pass) | ||
| throw new RuntimeException("Failed in server"); | ||
| } | ||
| } |
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