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HADOOP-17526 Use Slf4jRequestLog for HttpRequestLog (#4050) 

Signed-off-by: Wei-Chiu Chuang <weichiu@apache.org>
This commit is contained in:
Duo Zhang 2022-03-10 10:15:09 +08:00 committed by GitHub
parent db8ae4b654
commit db36747e83
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6 changed files with 60 additions and 216 deletions
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55
hadoop-common-project/hadoop-common/src/main/conf/log4j.properties
View File

@ -251,30 +251,45 @@ log4j.appender.NMAUDIT.MaxBackupIndex=${nm.audit.log.maxbackupindex}
#log4j.appender.HSAUDIT.DatePattern=.yyyy-MM-dd
# Http Server Request Logs
#log4j.logger.http.requests.namenode=INFO,namenoderequestlog
#log4j.appender.namenoderequestlog=org.apache.hadoop.http.HttpRequestLogAppender
#log4j.appender.namenoderequestlog.Filename=${hadoop.log.dir}/jetty-namenode-yyyy_mm_dd.log
#log4j.appender.namenoderequestlog.RetainDays=3
#log4j.appender.AccessNNDRFA=org.apache.log4j.DailyRollingFileAppender
#log4j.appender.AccessNNDRFA.File=${hadoop.log.dir}/jetty-namenode.log
#log4j.appender.AccessNNDRFA.DatePattern=.yyyy-MM-dd
#log4j.appender.AccessNNDRFA.layout=org.apache.log4j.PatternLayout
#log4j.appender.AccessNNDRFA.layout.ConversionPattern=%m%n
#log4j.logger.http.requests.datanode=INFO,datanoderequestlog
#log4j.appender.datanoderequestlog=org.apache.hadoop.http.HttpRequestLogAppender
#log4j.appender.datanoderequestlog.Filename=${hadoop.log.dir}/jetty-datanode-yyyy_mm_dd.log
#log4j.appender.datanoderequestlog.RetainDays=3
#log4j.logger.http.requests.namenode=INFO,AccessNNDRFA
#log4j.logger.http.requests.resourcemanager=INFO,resourcemanagerrequestlog
#log4j.appender.resourcemanagerrequestlog=org.apache.hadoop.http.HttpRequestLogAppender
#log4j.appender.resourcemanagerrequestlog.Filename=${hadoop.log.dir}/jetty-resourcemanager-yyyy_mm_dd.log
#log4j.appender.resourcemanagerrequestlog.RetainDays=3
#log4j.appender.AccessDNDRFA=org.apache.log4j.DailyRollingFileAppender
#log4j.appender.AccessDNDRFA.File=${hadoop.log.dir}/jetty-datanode.log
#log4j.appender.AccessDNDRFA.DatePattern=.yyyy-MM-dd
#log4j.appender.AccessDNDRFA.layout=org.apache.log4j.PatternLayout
#log4j.appender.AccessDNDRFA.layout.ConversionPattern=%m%n
#log4j.logger.http.requests.jobhistory=INFO,jobhistoryrequestlog
#log4j.appender.jobhistoryrequestlog=org.apache.hadoop.http.HttpRequestLogAppender
#log4j.appender.jobhistoryrequestlog.Filename=${hadoop.log.dir}/jetty-jobhistory-yyyy_mm_dd.log
#log4j.appender.jobhistoryrequestlog.RetainDays=3
#log4j.logger.http.requests.datanode=INFO,AccessDNDRFA
#log4j.logger.http.requests.nodemanager=INFO,nodemanagerrequestlog
#log4j.appender.nodemanagerrequestlog=org.apache.hadoop.http.HttpRequestLogAppender
#log4j.appender.nodemanagerrequestlog.Filename=${hadoop.log.dir}/jetty-nodemanager-yyyy_mm_dd.log
#log4j.appender.nodemanagerrequestlog.RetainDays=3
#log4j.appender.AccessRMDRFA=org.apache.log4j.DailyRollingFileAppender
#log4j.appender.AccessRMDRFA.File=${hadoop.log.dir}/jetty-resourcemanager.log
#log4j.appender.AccessRMDRFA.DatePattern=.yyyy-MM-dd
#log4j.appender.AccessRMDRFA.layout=org.apache.log4j.PatternLayout
#log4j.appender.AccessRMDRFA.layout.ConversionPattern=%m%n
#log4j.logger.http.requests.resourcemanager=INFO,AccessRMDRFA
#log4j.appender.AccessJHDRFA=org.apache.log4j.DailyRollingFileAppender
#log4j.appender.AccessJHDRFA.File=${hadoop.log.dir}/jetty-jobhistory.log
#log4j.appender.AccessJHDRFA.DatePattern=.yyyy-MM-dd
#log4j.appender.AccessJHDRFA.layout=org.apache.log4j.PatternLayout
#log4j.appender.AccessJHDRFA.layout.ConversionPattern=%m%n
#log4j.logger.http.requests.jobhistory=INFO,AccessJHDRFA
#log4j.appender.AccessNMDRFA=org.apache.log4j.DailyRollingFileAppender
#log4j.appender.AccessNMDRFA.File=${hadoop.log.dir}/jetty-jobhistory.log
#log4j.appender.AccessNMDRFA.DatePattern=.yyyy-MM-dd
#log4j.appender.AccessNMDRFA.layout=org.apache.log4j.PatternLayout
#log4j.appender.AccessNMDRFA.layout.ConversionPattern=%m%n
#log4j.logger.http.requests.nodemanager=INFO,AccessNMDRFA
# WebHdfs request log on datanodes
# Specify -Ddatanode.webhdfs.logger=INFO,HTTPDRFA on datanode startup to

70
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/http/HttpRequestLog.java
View File

@ -17,16 +17,12 @@
*/
package org.apache.hadoop.http;
import java.util.Collections;
import java.util.HashMap;
import org.apache.commons.logging.impl.Log4JLogger;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogConfigurationException;
import org.apache.commons.logging.LogFactory;
import org.apache.log4j.Appender;
import org.eclipse.jetty.server.AsyncRequestLogWriter;
import java.util.Map;
import org.eclipse.jetty.server.CustomRequestLog;
import org.eclipse.jetty.server.RequestLog;
import org.eclipse.jetty.server.Slf4jRequestLogWriter;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@ -37,67 +33,27 @@ public class HttpRequestLog {
public static final Logger LOG =
LoggerFactory.getLogger(HttpRequestLog.class);
private static final HashMap<String, String> serverToComponent;
private static final Map<String, String> serverToComponent;
static {
serverToComponent = new HashMap<String, String>();
serverToComponent.put("cluster", "resourcemanager");
serverToComponent.put("hdfs", "namenode");
serverToComponent.put("node", "nodemanager");
Map<String, String > map = new HashMap<String, String>();
map.put("cluster", "resourcemanager");
map.put("hdfs", "namenode");
map.put("node", "nodemanager");
serverToComponent = Collections.unmodifiableMap(map);
}
public static RequestLog getRequestLog(String name) {
String lookup = serverToComponent.get(name);
if (lookup != null) {
name = lookup;
}
String loggerName = "http.requests." + name;
String appenderName = name + "requestlog";
Log logger = LogFactory.getLog(loggerName);
boolean isLog4JLogger;;
try {
isLog4JLogger = logger instanceof Log4JLogger;
} catch (NoClassDefFoundError err) {
// In some dependent projects, log4j may not even be on the classpath at
// runtime, in which case the above instanceof check will throw
// NoClassDefFoundError.
LOG.debug("Could not load Log4JLogger class", err);
isLog4JLogger = false;
}
if (isLog4JLogger) {
Log4JLogger httpLog4JLog = (Log4JLogger)logger;
org.apache.log4j.Logger httpLogger = httpLog4JLog.getLogger();
Appender appender = null;
try {
appender = httpLogger.getAppender(appenderName);
} catch (LogConfigurationException e) {
LOG.warn("Http request log for {} could not be created", loggerName);
throw e;
Slf4jRequestLogWriter writer = new Slf4jRequestLogWriter();
writer.setLoggerName(loggerName);
return new CustomRequestLog(writer, CustomRequestLog.EXTENDED_NCSA_FORMAT);
}
if (appender == null) {
LOG.info("Http request log for {} is not defined", loggerName);
return null;
}
if (appender instanceof HttpRequestLogAppender) {
HttpRequestLogAppender requestLogAppender
= (HttpRequestLogAppender)appender;
AsyncRequestLogWriter logWriter = new AsyncRequestLogWriter();
logWriter.setFilename(requestLogAppender.getFilename());
logWriter.setRetainDays(requestLogAppender.getRetainDays());
return new CustomRequestLog(logWriter,
CustomRequestLog.EXTENDED_NCSA_FORMAT);
} else {
LOG.warn("Jetty request log for {} was of the wrong class", loggerName);
return null;
}
} else {
LOG.warn("Jetty request log can only be enabled using Log4j");
return null;
}
private HttpRequestLog() {
}
}

62
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/http/HttpRequestLogAppender.java
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@ -1,62 +0,0 @@
/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.hadoop.http;
import org.apache.log4j.spi.LoggingEvent;
import org.apache.log4j.AppenderSkeleton;
/**
* Log4j Appender adapter for HttpRequestLog
*/
public class HttpRequestLogAppender extends AppenderSkeleton {
private String filename;
private int retainDays;
public HttpRequestLogAppender() {
}
public void setRetainDays(int retainDays) {
this.retainDays = retainDays;
}
public int getRetainDays() {
return retainDays;
}
public void setFilename(String filename) {
this.filename = filename;
}
public String getFilename() {
return filename;
}
@Override
public void append(LoggingEvent event) {
}
@Override
public void close() {
}
@Override
public boolean requiresLayout() {
return false;
}
}

29
hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/http/TestHttpRequestLog.java
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@ -17,32 +17,25 @@
*/
package org.apache.hadoop.http;
import org.apache.log4j.Logger;
import org.eclipse.jetty.server.CustomRequestLog;
import org.eclipse.jetty.server.RequestLog;
import org.junit.Test;
import static org.hamcrest.CoreMatchers.instanceOf;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;
import org.eclipse.jetty.server.CustomRequestLog;
import org.eclipse.jetty.server.RequestLog;
import org.eclipse.jetty.server.Slf4jRequestLogWriter;
import org.junit.Test;
public class TestHttpRequestLog {
@Test
public void testAppenderUndefined() {
RequestLog requestLog = HttpRequestLog.getRequestLog("test");
assertNull("RequestLog should be null", requestLog);
}
@Test
public void testAppenderDefined() {
HttpRequestLogAppender requestLogAppender = new HttpRequestLogAppender();
requestLogAppender.setName("testrequestlog");
Logger.getLogger("http.requests.test").addAppender(requestLogAppender);
RequestLog requestLog = HttpRequestLog.getRequestLog("test");
Logger.getLogger("http.requests.test").removeAppender(requestLogAppender);
assertNotNull("RequestLog should not be null", requestLog);
assertEquals("Class mismatch",
CustomRequestLog.class, requestLog.getClass());
assertThat(requestLog, instanceOf(CustomRequestLog.class));
CustomRequestLog crl = (CustomRequestLog) requestLog;
assertThat(crl.getWriter(), instanceOf(Slf4jRequestLogWriter.class));
assertEquals(CustomRequestLog.EXTENDED_NCSA_FORMAT, crl.getFormatString());
}
}

37
hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/http/TestHttpRequestLogAppender.java
View File

@ -1,37 +0,0 @@
/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.hadoop.http;
import org.junit.Test;
import static org.junit.Assert.assertEquals;
public class TestHttpRequestLogAppender {
@Test
public void testParameterPropagation() {
HttpRequestLogAppender requestLogAppender = new HttpRequestLogAppender();
requestLogAppender.setFilename("jetty-namenode-yyyy_mm_dd.log");
requestLogAppender.setRetainDays(17);
assertEquals("Filename mismatch", "jetty-namenode-yyyy_mm_dd.log",
requestLogAppender.getFilename());
assertEquals("Retain days mismatch", 17,
requestLogAppender.getRetainDays());
}
}

21
hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/http/TestHttpServerLifecycle.java
View File

@ -68,27 +68,6 @@ public void testStartedServerIsAlive() throws Throwable {
stop(server);
}
/**
* Test that the server with request logging enabled
*
* @throws Throwable on failure
*/
@Test
public void testStartedServerWithRequestLog() throws Throwable {
HttpRequestLogAppender requestLogAppender = new HttpRequestLogAppender();
requestLogAppender.setName("httprequestlog");
requestLogAppender.setFilename(
GenericTestUtils.getTempPath("jetty-name-yyyy_mm_dd.log"));
Logger.getLogger(HttpServer2.class.getName() + ".test").addAppender(requestLogAppender);
HttpServer2 server = null;
server = createTestServer();
assertNotLive(server);
server.start();
assertAlive(server);
stop(server);
Logger.getLogger(HttpServer2.class.getName() + ".test").removeAppender(requestLogAppender);
}
/**
* Assert that the result of {@link HttpServer2#toString()} contains the specific text
* @param server server to examine