author | chegar |
Wed, 07 Feb 2018 14:17:24 +0000 | |
branch | http-client-branch |
changeset 56089 | 42208b2f224e |
parent 56082 | test/jdk/java/net/httpclient/whitebox/jdk.incubator.httpclient/jdk/incubator/http/internal/RawChannelTest.java@1da51fab3032 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2017, 2018, 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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package java.net.http.internal; |
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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.UncheckedIOException; |
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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.nio.ByteBuffer; |
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import java.nio.channels.SelectionKey; |
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import java.util.Random; |
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import java.util.concurrent.CountDownLatch; |
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import java.util.concurrent.TimeUnit; |
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import java.util.concurrent.atomic.AtomicInteger; |
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import java.util.concurrent.atomic.AtomicLong; |
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import java.net.http.HttpClient; |
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import java.net.http.HttpRequest; |
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import java.net.http.HttpResponse; |
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import java.net.http.internal.websocket.RawChannel; |
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import java.net.http.internal.websocket.WebSocketRequest; |
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import org.testng.annotations.Test; |
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import static java.net.http.HttpResponse.BodyHandler.discard; |
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import static org.testng.Assert.assertEquals; |
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/* |
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* This test exercises mechanics of _independent_ reads and writes on the |
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* RawChannel. It verifies that the underlying implementation can manage more |
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* than a single type of notifications at the same time. |
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*/ |
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public class RawChannelTest { |
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private final AtomicLong clientWritten = new AtomicLong(); |
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private final AtomicLong serverWritten = new AtomicLong(); |
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private final AtomicLong clientRead = new AtomicLong(); |
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private final AtomicLong serverRead = new AtomicLong(); |
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/* |
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* Since at this level we don't have any control over the low level socket |
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* parameters, this latch ensures a write to the channel will stall at least |
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* once (socket's send buffer filled up). |
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*/ |
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private final CountDownLatch writeStall = new CountDownLatch(1); |
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private final CountDownLatch initialWriteStall = new CountDownLatch(1); |
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/* |
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* This one works similarly by providing means to ensure a read from the |
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* channel will stall at least once (no more data available on the socket). |
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*/ |
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private final CountDownLatch readStall = new CountDownLatch(1); |
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private final CountDownLatch initialReadStall = new CountDownLatch(1); |
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private final AtomicInteger writeHandles = new AtomicInteger(); |
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private final AtomicInteger readHandles = new AtomicInteger(); |
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private final CountDownLatch exit = new CountDownLatch(1); |
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@Test |
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public void test() throws Exception { |
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try (ServerSocket server = new ServerSocket(0)) { |
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int port = server.getLocalPort(); |
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new TestServer(server).start(); |
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final RawChannel chan = channelOf(port); |
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print("RawChannel is %s", String.valueOf(chan)); |
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initialWriteStall.await(); |
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// It's very important not to forget the initial bytes, possibly |
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// left from the HTTP thingy |
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int initialBytes = chan.initialByteBuffer().remaining(); |
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print("RawChannel has %s initial bytes", initialBytes); |
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clientRead.addAndGet(initialBytes); |
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// tell the server we have read the initial bytes, so |
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// that it makes sure there is something for us to |
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// read next in case the initialBytes have already drained the |
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// channel dry. |
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initialReadStall.countDown(); |
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chan.registerEvent(new RawChannel.RawEvent() { |
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private final ByteBuffer reusableBuffer = ByteBuffer.allocate(32768); |
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@Override |
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public int interestOps() { |
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return SelectionKey.OP_WRITE; |
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} |
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@Override |
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public void handle() { |
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int i = writeHandles.incrementAndGet(); |
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print("OP_WRITE #%s", i); |
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if (i > 3) { // Fill up the send buffer not more than 3 times |
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try { |
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chan.shutdownOutput(); |
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} catch (IOException e) { |
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e.printStackTrace(); |
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} |
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return; |
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parents:
diff
changeset
|
123 |
} |
decbbff9fdb4
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prappo
parents:
diff
changeset
|
124 |
long total = 0; |
decbbff9fdb4
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prappo
parents:
diff
changeset
|
125 |
try { |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
126 |
long n; |
decbbff9fdb4
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parents:
diff
changeset
|
127 |
do { |
decbbff9fdb4
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parents:
diff
changeset
|
128 |
ByteBuffer[] array = {reusableBuffer.slice()}; |
decbbff9fdb4
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parents:
diff
changeset
|
129 |
n = chan.write(array, 0, 1); |
decbbff9fdb4
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parents:
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changeset
|
130 |
total += n; |
decbbff9fdb4
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parents:
diff
changeset
|
131 |
} while (n > 0); |
decbbff9fdb4
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parents:
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changeset
|
132 |
print("OP_WRITE clogged SNDBUF with %s bytes", total); |
decbbff9fdb4
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parents:
diff
changeset
|
133 |
clientWritten.addAndGet(total); |
decbbff9fdb4
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parents:
diff
changeset
|
134 |
chan.registerEvent(this); |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
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parents:
diff
changeset
|
135 |
writeStall.countDown(); // signal send buffer is full |
decbbff9fdb4
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prappo
parents:
diff
changeset
|
136 |
} catch (IOException e) { |
decbbff9fdb4
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parents:
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changeset
|
137 |
throw new UncheckedIOException(e); |
decbbff9fdb4
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prappo
parents:
diff
changeset
|
138 |
} |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
139 |
} |
decbbff9fdb4
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parents:
diff
changeset
|
140 |
}); |
decbbff9fdb4
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prappo
parents:
diff
changeset
|
141 |
|
decbbff9fdb4
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parents:
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changeset
|
142 |
chan.registerEvent(new RawChannel.RawEvent() { |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
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parents:
diff
changeset
|
143 |
|
decbbff9fdb4
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changeset
|
144 |
@Override |
decbbff9fdb4
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parents:
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changeset
|
145 |
public int interestOps() { |
decbbff9fdb4
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parents:
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changeset
|
146 |
return SelectionKey.OP_READ; |
decbbff9fdb4
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parents:
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changeset
|
147 |
} |
decbbff9fdb4
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prappo
parents:
diff
changeset
|
148 |
|
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
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parents:
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changeset
|
149 |
@Override |
decbbff9fdb4
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parents:
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changeset
|
150 |
public void handle() { |
decbbff9fdb4
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parents:
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changeset
|
151 |
int i = readHandles.incrementAndGet(); |
decbbff9fdb4
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parents:
diff
changeset
|
152 |
print("OP_READ #%s", i); |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
153 |
ByteBuffer read = null; |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
154 |
long total = 0; |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
155 |
while (true) { |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
156 |
try { |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
157 |
read = chan.read(); |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
158 |
} catch (IOException e) { |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
159 |
e.printStackTrace(); |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
160 |
} |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
161 |
if (read == null) { |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
162 |
print("OP_READ EOF"); |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
163 |
break; |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
164 |
} else if (!read.hasRemaining()) { |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
165 |
print("OP_READ stall"); |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
166 |
try { |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
167 |
chan.registerEvent(this); |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
168 |
} catch (IOException e) { |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
169 |
e.printStackTrace(); |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
170 |
} |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
171 |
readStall.countDown(); |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
172 |
break; |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
173 |
} |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
174 |
int r = read.remaining(); |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
175 |
total += r; |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
176 |
clientRead.addAndGet(r); |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
177 |
} |
45338
f760c3a27d1c
8180279: java/net/httpclient/whitebox/Driver.java failed due to timeout
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parents:
45119
diff
changeset
|
178 |
print("OP_READ read %s bytes (%s total)", total, clientRead.get()); |
45119
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
179 |
} |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
180 |
}); |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
181 |
exit.await(); // All done, we need to compare results: |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
182 |
assertEquals(clientRead.get(), serverWritten.get()); |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
183 |
assertEquals(serverRead.get(), clientWritten.get()); |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
184 |
} |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
185 |
} |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
186 |
|
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
187 |
private static RawChannel channelOf(int port) throws Exception { |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
188 |
URI uri = URI.create("http://127.0.0.1:" + port + "/"); |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
189 |
print("raw channel to %s", uri.toString()); |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
190 |
HttpRequest req = HttpRequest.newBuilder(uri).build(); |
48083 | 191 |
// Switch on isWebSocket flag to prevent the connection from |
192 |
// being returned to the pool. |
|
193 |
((WebSocketRequest)req).isWebSocket(true); |
|
194 |
HttpClient client = HttpClient.newHttpClient(); |
|
195 |
try { |
|
56082
1da51fab3032
http-client-branch: added mapping subscriber, miscellaneous bug fixes and change to discard()/replace() subscribers
michaelm
parents:
56079
diff
changeset
|
196 |
HttpResponse<?> r = client.send(req, discard()); |
48083 | 197 |
r.body(); |
198 |
return ((HttpResponseImpl) r).rawChannel(); |
|
199 |
} finally { |
|
200 |
// Need to hold onto the client until the RawChannel is |
|
201 |
// created. This would not be needed if we had created |
|
202 |
// a WebSocket, but here we are fiddling directly |
|
203 |
// with the internals of HttpResponseImpl! |
|
204 |
java.lang.ref.Reference.reachabilityFence(client); |
|
205 |
} |
|
45119
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
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parents:
diff
changeset
|
206 |
} |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
207 |
|
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
208 |
private class TestServer extends Thread { // Powered by Slowpokes |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
209 |
|
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
210 |
private final ServerSocket server; |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
211 |
|
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
212 |
TestServer(ServerSocket server) throws IOException { |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
213 |
this.server = server; |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
214 |
} |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
215 |
|
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
216 |
@Override |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
217 |
public void run() { |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
218 |
try (Socket s = server.accept()) { |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
219 |
InputStream is = s.getInputStream(); |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
220 |
OutputStream os = s.getOutputStream(); |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
221 |
|
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
222 |
processHttp(is, os); |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
223 |
|
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
224 |
Thread reader = new Thread(() -> { |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
225 |
try { |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
226 |
long n = readSlowly(is); |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
227 |
print("Server read %s bytes", n); |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
228 |
serverRead.addAndGet(n); |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
229 |
s.shutdownInput(); |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
230 |
} catch (Exception e) { |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
231 |
e.printStackTrace(); |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
232 |
} |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
233 |
}); |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
234 |
|
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
235 |
Thread writer = new Thread(() -> { |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
236 |
try { |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
237 |
long n = writeSlowly(os); |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
238 |
print("Server written %s bytes", n); |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
239 |
serverWritten.addAndGet(n); |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
240 |
s.shutdownOutput(); |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
241 |
} catch (Exception e) { |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
242 |
e.printStackTrace(); |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
243 |
} |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
244 |
}); |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
245 |
|
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
246 |
reader.start(); |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
247 |
writer.start(); |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
248 |
|
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
249 |
reader.join(); |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
250 |
writer.join(); |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
251 |
} catch (Exception e) { |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
252 |
e.printStackTrace(); |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
253 |
} finally { |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
254 |
exit.countDown(); |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
255 |
} |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
256 |
} |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
257 |
|
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
258 |
private void processHttp(InputStream is, OutputStream os) |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
259 |
throws IOException |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
260 |
{ |
decbbff9fdb4
8179021: Latest bugfixes to WebSocket/HPACK from the sandbox repo
prappo
parents:
diff
changeset
|
261 |
os.write("HTTP/1.1 200 OK\r\nContent-length: 0\r\n\r\n".getBytes()); |
45338
f760c3a27d1c
8180279: java/net/httpclient/whitebox/Driver.java failed due to timeout
dfuchs
parents:
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|
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// write some initial bytes |
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byte[] initial = byteArrayOfSize(1024); |
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os.write(initial); |
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os.flush(); |
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serverWritten.addAndGet(initial.length); |
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initialWriteStall.countDown(); |
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|
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byte[] buf = new byte[1024]; |
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String s = ""; |
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while (true) { |
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int n = is.read(buf); |
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if (n <= 0) { |
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throw new RuntimeException("Unexpected end of request"); |
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} |
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s = s + new String(buf, 0, n); |
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if (s.contains("\r\n\r\n")) { |
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break; |
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} |
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} |
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} |
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|
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private long writeSlowly(OutputStream os) throws Exception { |
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byte[] first = byteArrayOfSize(1024); |
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long total = first.length; |
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os.write(first); |
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os.flush(); |
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289 |
|
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// wait until initial bytes were read |
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initialReadStall.await(); |
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|
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// make sure there is something to read, otherwise readStall |
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// will never be counted down. |
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first = byteArrayOfSize(1024); |
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os.write(first); |
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os.flush(); |
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total += first.length; |
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299 |
|
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// Let's wait for the signal from the raw channel that its read has |
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// stalled, and then continue sending a bit more stuff |
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readStall.await(); |
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for (int i = 0; i < 32; i++) { |
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byte[] b = byteArrayOfSize(1024); |
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os.write(b); |
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os.flush(); |
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total += b.length; |
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TimeUnit.MILLISECONDS.sleep(1); |
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} |
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return total; |
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311 |
} |
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312 |
|
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private long readSlowly(InputStream is) throws Exception { |
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// Wait for the raw channel to fill up its send buffer |
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writeStall.await(); |
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long overall = 0; |
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byte[] array = new byte[1024]; |
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for (int n = 0; n != -1; n = is.read(array)) { |
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TimeUnit.MILLISECONDS.sleep(1); |
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overall += n; |
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321 |
} |
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return overall; |
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323 |
} |
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324 |
} |
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325 |
|
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private static void print(String format, Object... args) { |
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System.out.println(Thread.currentThread() + ": " + String.format(format, args)); |
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328 |
} |
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329 |
|
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private static byte[] byteArrayOfSize(int bound) { |
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return new byte[new Random().nextInt(1 + bound)]; |
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332 |
} |
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333 |
} |