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Posted to common-commits@hadoop.apache.org by el...@apache.org on 2011/06/30 19:54:21 UTC
svn commit: r1141638 - in /hadoop/common/trunk/common: CHANGES.txt
src/java/org/apache/hadoop/ipc/Client.java
src/test/core/org/apache/hadoop/ipc/TestIPC.java
Author: eli
Date: Thu Jun 30 17:54:20 2011
New Revision: 1141638
URL: http://svn.apache.org/viewvc?rev=1141638&view=rev
Log:
HADOOP-7428. IPC connection is orphaned with null 'out' member. Contributed by Todd Lipcon
Modified:
hadoop/common/trunk/common/CHANGES.txt
hadoop/common/trunk/common/src/java/org/apache/hadoop/ipc/Client.java
hadoop/common/trunk/common/src/test/core/org/apache/hadoop/ipc/TestIPC.java
Modified: hadoop/common/trunk/common/CHANGES.txt
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/common/CHANGES.txt?rev=1141638&r1=1141637&r2=1141638&view=diff
==============================================================================
--- hadoop/common/trunk/common/CHANGES.txt (original)
+++ hadoop/common/trunk/common/CHANGES.txt Thu Jun 30 17:54:20 2011
@@ -337,6 +337,9 @@ Trunk (unreleased changes)
HADOOP-7402. TestConfiguration doesn't clean up after itself. (atm via eli)
+ HADOOP-7428. IPC connection is orphaned with null 'out' member.
+ (todd via eli)
+
Release 0.22.0 - Unreleased
INCOMPATIBLE CHANGES
Modified: hadoop/common/trunk/common/src/java/org/apache/hadoop/ipc/Client.java
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/common/src/java/org/apache/hadoop/ipc/Client.java?rev=1141638&r1=1141637&r2=1141638&view=diff
==============================================================================
--- hadoop/common/trunk/common/src/java/org/apache/hadoop/ipc/Client.java (original)
+++ hadoop/common/trunk/common/src/java/org/apache/hadoop/ipc/Client.java Thu Jun 30 17:54:20 2011
@@ -583,8 +583,12 @@ public class Client {
start();
return;
}
- } catch (IOException e) {
- markClosed(e);
+ } catch (Throwable t) {
+ if (t instanceof IOException) {
+ markClosed((IOException)t);
+ } else {
+ markClosed(new IOException("Couldn't set up IO streams", t));
+ }
close();
}
}
Modified: hadoop/common/trunk/common/src/test/core/org/apache/hadoop/ipc/TestIPC.java
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/common/src/test/core/org/apache/hadoop/ipc/TestIPC.java?rev=1141638&r1=1141637&r2=1141638&view=diff
==============================================================================
--- hadoop/common/trunk/common/src/test/core/org/apache/hadoop/ipc/TestIPC.java (original)
+++ hadoop/common/trunk/common/src/test/core/org/apache/hadoop/ipc/TestIPC.java Thu Jun 30 17:54:20 2011
@@ -23,6 +23,7 @@ import org.apache.commons.logging.*;
import org.apache.hadoop.io.IOUtils;
import org.apache.hadoop.io.Writable;
import org.apache.hadoop.io.LongWritable;
+import org.apache.hadoop.security.UserGroupInformation;
import org.apache.hadoop.util.StringUtils;
import org.apache.hadoop.net.NetUtils;
@@ -45,6 +46,9 @@ import static org.mockito.Mockito.*;
import org.apache.hadoop.conf.Configuration;
import org.junit.Assume;
+import org.mockito.Mockito;
+import org.mockito.invocation.InvocationOnMock;
+import org.mockito.stubbing.Answer;
import com.google.common.primitives.Bytes;
import com.google.common.primitives.Ints;
@@ -469,6 +473,53 @@ public class TestIPC {
}
}
+ /**
+ * Test that, if a RuntimeException is thrown after creating a socket
+ * but before successfully connecting to the IPC server, that the
+ * failure is handled properly. This is a regression test for
+ * HADOOP-7428.
+ */
+ @Test
+ public void testRTEDuringConnectionSetup() throws Exception {
+ // Set up a socket factory which returns sockets which
+ // throw an RTE when setSoTimeout is called.
+ SocketFactory spyFactory = spy(NetUtils.getDefaultSocketFactory(conf));
+ Mockito.doAnswer(new Answer<Socket>() {
+ @Override
+ public Socket answer(InvocationOnMock invocation) throws Throwable {
+ Socket s = spy((Socket)invocation.callRealMethod());
+ doThrow(new RuntimeException("Injected fault")).when(s)
+ .setSoTimeout(anyInt());
+ return s;
+ }
+ }).when(spyFactory).createSocket();
+
+ Server server = new TestServer(1, true);
+ server.start();
+ try {
+ // Call should fail due to injected exception.
+ InetSocketAddress address = NetUtils.getConnectAddress(server);
+ Client client = new Client(LongWritable.class, conf, spyFactory);
+ try {
+ client.call(new LongWritable(RANDOM.nextLong()),
+ address, null, null, 0, conf);
+ fail("Expected an exception to have been thrown");
+ } catch (Exception e) {
+ LOG.info("caught expected exception", e);
+ assertTrue(StringUtils.stringifyException(e).contains(
+ "Injected fault"));
+ }
+ // Resetting to the normal socket behavior should succeed
+ // (i.e. it should not have cached a half-constructed connection)
+
+ Mockito.reset(spyFactory);
+ client.call(new LongWritable(RANDOM.nextLong()),
+ address, null, null, 0, conf);
+ } finally {
+ server.stop();
+ }
+ }
+
@Test
public void testIpcTimeout() throws Exception {
// start server