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YARN-10460. Upgrading to JUnit 4.13 causes tests in TestNodeStatusUpdater to fail. Contributed by Peter Bacsko

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This commit is contained in:
Szilard Nemeth 2020-10-19 13:17:51 +02:00
parent 4c651103f2
commit 31477a224f
3 changed files with 20 additions and 0 deletions
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8
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/ClientCache.java
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@ -29,6 +29,8 @@
import org.apache.hadoop.io.ObjectWritable;
import org.apache.hadoop.io.Writable;
import com.google.common.annotations.VisibleForTesting;
/* Cache a client using its socket factory as the hash key */
@InterfaceAudience.LimitedPrivate({"HDFS", "MapReduce"})
@InterfaceStability.Evolving
@ -114,4 +116,10 @@ public void stopClient(Client client) {
client.stop();
}
}
@VisibleForTesting
public void clearCache() {
clients.values().forEach(c -> c.stop());
clients.clear();
}
}

5
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/ProtobufRpcEngine2.java
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@ -352,6 +352,11 @@ public RPC.Server getServer(Class<?> protocol, Object protocolImpl,
portRangeConfig, alignmentContext);
}
@VisibleForTesting
public static void clearClientCache() {
CLIENTS.clearCache();
}
public static class Server extends RPC.Server {
static final ThreadLocal<ProtobufRpcEngineCallback2> CURRENT_CALLBACK =

7
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/java/org/apache/hadoop/yarn/server/nodemanager/TestNodeStatusUpdater.java
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@ -54,6 +54,7 @@
import org.apache.hadoop.io.Text;
import org.apache.hadoop.io.retry.RetryPolicy;
import org.apache.hadoop.io.retry.RetryProxy;
import org.apache.hadoop.ipc.ProtobufRpcEngine2;
import org.apache.hadoop.metrics2.lib.DefaultMetricsSystem;
import org.apache.hadoop.net.NetUtils;
import org.apache.hadoop.net.ServerSocketUtil;
@ -137,6 +138,12 @@ public class TestNodeStatusUpdater extends NodeManagerTestBase {
private NodeManager nm;
private AtomicBoolean assertionFailedInThread = new AtomicBoolean(false);
@Before
public void before() {
// to avoid threading issues with JUnit 4.13+
ProtobufRpcEngine2.clearClientCache();
}
@After
public void tearDown() {
this.registeredNodes.clear();