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Merge pull request #5216 from eclipse/jetty-9.4.x-3974-flaky-asyncmiddlemanservlet-test-overflow 

Issue #3974 flaky AsyncMiddleManServletTest overflow to filesystem tests
This commit is contained in:
Simone Bordet 2020-09-02 10:00:57 +02:00 committed by GitHub
parent 5a87469b8a acc6e3aac2
commit 4e8bf3723c
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2 changed files with 104 additions and 57 deletions
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2
jetty-proxy/src/main/java/org/eclipse/jetty/proxy/AsyncMiddleManServlet.java
View File

@ -185,7 +185,7 @@ public class AsyncMiddleManServlet extends AbstractProxyServlet
}
catch (Throwable x)
{
_log.info("Exception while transforming " + transformer, x);
_log.info("Exception while transforming {} ", transformer, x);
throw x;
}
}

75
jetty-proxy/src/test/java/org/eclipse/jetty/proxy/AsyncMiddleManServletTest.java
View File

@ -23,6 +23,9 @@ import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.lang.management.ManagementFactory;
import java.lang.management.ThreadInfo;
import java.lang.management.ThreadMXBean;
import java.net.URLDecoder;
import java.net.URLEncoder;
import java.nio.ByteBuffer;
@ -38,6 +41,7 @@ import java.util.Map;
import java.util.Random;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.zip.GZIPInputStream;
import java.util.zip.GZIPOutputStream;
@ -100,9 +104,9 @@ public class AsyncMiddleManServletTest
private HttpClient client;
private Server proxy;
private ServerConnector proxyConnector;
private AsyncMiddleManServlet proxyServlet;
private Server server;
private ServerConnector serverConnector;
private StacklessLogging stackless;
private void startServer(HttpServlet servlet) throws Exception
{
@ -140,13 +144,12 @@ public class AsyncMiddleManServletTest
proxy.addConnector(proxyConnector);
ServletContextHandler proxyContext = new ServletContextHandler(proxy, "/", true, false);
this.proxyServlet = proxyServlet;
ServletHolder proxyServletHolder = new ServletHolder(proxyServlet);
proxyServletHolder.setInitParameters(initParams);
proxyContext.addServlet(proxyServletHolder, "/*");
proxy.start();
stackless = new StacklessLogging(proxyServlet._log);
}
private void startClient() throws Exception
@ -165,7 +168,6 @@ public class AsyncMiddleManServletTest
client.stop();
proxy.stop();
server.stop();
stackless.close();
}
@Test
@ -511,6 +513,8 @@ public class AsyncMiddleManServletTest
});
startClient();
try (StacklessLogging ignored = new StacklessLogging(proxyServlet._log))
{
byte[] bytes = new byte[1024];
ContentResponse response = client.newRequest("localhost", serverConnector.getLocalPort())
.content(new BytesContentProvider(bytes))
@ -519,11 +523,10 @@ public class AsyncMiddleManServletTest
assertEquals(500, response.getStatus());
}
}
@Test
public void testUpstreamTransformationThrowsAfterCommittingProxyRequest() throws Exception
{
try (StacklessLogging ignored = new StacklessLogging(HttpChannel.class))
{
startServer(new EchoHttpServlet());
startProxy(new AsyncMiddleManServlet()
@ -548,6 +551,8 @@ public class AsyncMiddleManServletTest
});
startClient();
try (StacklessLogging ignored = new StacklessLogging(proxyServlet._log))
{
CountDownLatch latch = new CountDownLatch(1);
DeferredContentProvider content = new DeferredContentProvider();
client.newRequest("localhost", serverConnector.getLocalPort())
@ -628,12 +633,15 @@ public class AsyncMiddleManServletTest
});
startClient();
try (StacklessLogging ignored = new StacklessLogging(proxyServlet._log))
{
ContentResponse response = client.newRequest("localhost", serverConnector.getLocalPort())
.timeout(5, TimeUnit.SECONDS)
.send();
assertEquals(502, response.getStatus());
}
}
@Test
public void testLargeChunkedBufferedDownstreamTransformation() throws Exception
@ -1037,8 +1045,10 @@ public class AsyncMiddleManServletTest
});
startClient();
try
{
ContentResponse response = client.newRequest("localhost", serverConnector.getLocalPort())
.timeout(5, TimeUnit.SECONDS)
.timeout(15, TimeUnit.SECONDS)
.send();
assertEquals(200, response.getStatus());
@ -1048,11 +1058,6 @@ public class AsyncMiddleManServletTest
assertEquals(2, obj.size());
assertEquals(value0, obj.get(key0));
assertEquals(value1, obj.get(key2));
// Make sure the files do not exist.
try (DirectoryStream<Path> paths = Files.newDirectoryStream(targetTestsDir, inputPrefix + "*.*"))
{
assertFalse(paths.iterator().hasNext());
}
// File deletion is delayed on windows, testing for deletion is not going to work
if (!OS.WINDOWS.isCurrentOs())
@ -1063,6 +1068,48 @@ public class AsyncMiddleManServletTest
}
}
}
catch (TimeoutException e)
{
LOG.warn("Client Dump");
QueuedThreadPool qtp = (QueuedThreadPool)client.getExecutor();
qtp.setDetailedDump(true);
client.dumpStdErr();
LOG.warn("Server Dump");
qtp = (QueuedThreadPool)server.getThreadPool();
qtp.setDetailedDump(true);
server.dumpStdErr();
LOG.warn("Thread Dump");
System.err.println(generateThreadDump());
throw e;
}
}
public static String generateThreadDump()
{
StringBuilder dump = new StringBuilder();
ThreadMXBean threadMXBean = ManagementFactory.getThreadMXBean();
for (ThreadInfo thread : threadMXBean.getThreadInfo(threadMXBean.getAllThreadIds(), 400))
{
dump.append('"').append(thread.getThreadName()).append("\" ");
dump.append(" #").append(thread.getThreadId());
dump.append("\n java.lang.Thread.State: ");
Thread.State state = thread.getThreadState();
dump.append(state.name());
if (state == Thread.State.BLOCKED || state == Thread.State.WAITING || state == Thread.State.TIMED_WAITING)
{
dump.append(" (locked on ");
dump.append(thread.getLockInfo());
dump.append(')');
}
for (StackTraceElement stackTraceElement : thread.getStackTrace())
{
dump.append("\n\tat ");
dump.append(stackTraceElement);
}
dump.append("\n\n");
}
return dump.toString();
}
@Test
public void testAfterContentTransformerClosingFilesOnClientRequestException() throws Exception
@ -1122,7 +1169,7 @@ public class AsyncMiddleManServletTest
return data.length + 1;
}
})
.timeout(5 * idleTimeout, TimeUnit.MILLISECONDS)
.timeout(15 * idleTimeout, TimeUnit.MILLISECONDS)
.send();
assertTrue(destroyLatch.await(5 * idleTimeout, TimeUnit.MILLISECONDS));
@ -1182,7 +1229,7 @@ public class AsyncMiddleManServletTest
startClient();
ContentResponse response = client.newRequest("localhost", serverConnector.getLocalPort())
.timeout(5, TimeUnit.SECONDS)
.timeout(15, TimeUnit.SECONDS)
.send();
assertTrue(serviceLatch.await(5, TimeUnit.SECONDS));