HADOOP-14727. Socket not closed properly when reading Configurations with BlockReaderRemote. Contributed by Jonathan Eagles.

This commit is contained in:
Xiao Chen 2017-08-04 20:53:45 -07:00
parent 0b67436068
commit a3a9c976c3
2 changed files with 14 additions and 7 deletions

View File

@ -18,6 +18,8 @@
package org.apache.hadoop.conf;
import com.ctc.wstx.io.StreamBootstrapper;
import com.ctc.wstx.io.SystemId;
import com.ctc.wstx.stax.WstxInputFactory;
import com.fasterxml.jackson.core.JsonFactory;
import com.fasterxml.jackson.core.JsonGenerator;
@ -94,7 +96,6 @@ import org.apache.hadoop.security.alias.CredentialProviderFactory;
import org.apache.hadoop.util.ReflectionUtils;
import org.apache.hadoop.util.StringInterner;
import org.apache.hadoop.util.StringUtils;
import org.codehaus.stax2.XMLInputFactory2;
import org.codehaus.stax2.XMLStreamReader2;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@ -285,7 +286,8 @@ public class Configuration implements Iterable<Map.Entry<String,String>>,
* Specify exact input factory to avoid time finding correct one.
* Factory is reusable across un-synchronized threads once initialized
*/
private static final XMLInputFactory2 XML_INPUT_FACTORY = new WstxInputFactory();
private static final WstxInputFactory XML_INPUT_FACTORY =
new WstxInputFactory();
/**
* Class to keep the information about the keys which replace the deprecated
@ -2647,15 +2649,18 @@ public class Configuration implements Iterable<Map.Entry<String,String>>,
return parse(connection.getInputStream(), url.toString());
}
private XMLStreamReader parse(InputStream is,
String systemId) throws IOException, XMLStreamException {
private XMLStreamReader parse(InputStream is, String systemIdStr)
throws IOException, XMLStreamException {
if (!quietmode) {
LOG.debug("parsing input stream " + is);
}
if (is == null) {
return null;
}
return XML_INPUT_FACTORY.createXMLStreamReader(systemId, is);
SystemId systemId = SystemId.construct(systemIdStr);
return XML_INPUT_FACTORY.createSR(XML_INPUT_FACTORY.createPrivateConfig(),
systemId, StreamBootstrapper.getInstance(null, systemId, is), false,
true);
}
private void loadResources(Properties properties,

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@ -155,11 +155,13 @@ public class TestConfiguration extends TestCase {
startConfig();
declareProperty("prop", "A", "A");
endConfig();
InputStream in1 = new ByteArrayInputStream(writer.toString().getBytes());
InputStream in1 = Mockito.spy(new ByteArrayInputStream(
writer.toString().getBytes()));
Configuration conf = new Configuration(false);
conf.addResource(in1);
assertEquals("A", conf.get("prop"));
Mockito.verify(in1, Mockito.times(1)).close();
InputStream in2 = new ByteArrayInputStream(writer.toString().getBytes());
conf.addResource(in2);
assertEquals("A", conf.get("prop"));