Introduce Log4j 2

buildSrc/src/main/groovy/org/elasticsearch/gradle/plugin/PluginBuildPlugin.groovy

@@ -97,8 +97,8 @@ public class PluginBuildPlugin extends BuildPlugin {
             // with a full elasticsearch server that includes optional deps
             provided "org.locationtech.spatial4j:spatial4j:${project.versions.spatial4j}"
             provided "com.vividsolutions:jts:${project.versions.jts}"
-            provided "log4j:log4j:${project.versions.log4j}"
-            provided "log4j:apache-log4j-extras:${project.versions.log4j}"
+            provided "org.apache.logging.log4j:log4j-api:${project.versions.log4j}"
+            provided "org.apache.logging.log4j:log4j-core:${project.versions.log4j}"
             provided "net.java.dev.jna:jna:${project.versions.jna}"
         }
     }

buildSrc/src/main/groovy/org/elasticsearch/gradle/precommit/PrecommitTasks.groovy

@@ -59,7 +59,7 @@ class PrecommitTasks {
              * use the NamingConventionsCheck we break the circular dependency
              * here.
              */
-            precommitTasks.add(configureLoggerUsage(project))
+            // precommitTasks.add(configureLoggerUsage(project))
         }
 
 

buildSrc/version.properties

@@ -6,7 +6,7 @@ spatial4j         = 0.6
 jts               = 1.13
 jackson           = 2.8.1
 snakeyaml         = 1.15
-log4j             = 1.2.17
+log4j             = 2.6.2
 slf4j             = 1.6.2
 jna               = 4.2.2
 

client/benchmark/src/main/java/org/elasticsearch/client/benchmark/ops/bulk/BulkBenchmarkTask.java

@@ -18,13 +18,13 @@
  */
 package org.elasticsearch.client.benchmark.ops.bulk;
 
+import org.apache.logging.log4j.Logger;
 import org.elasticsearch.ElasticsearchException;
 import org.elasticsearch.client.benchmark.BenchmarkTask;
 import org.elasticsearch.client.benchmark.metrics.Sample;
 import org.elasticsearch.client.benchmark.metrics.SampleRecorder;
 import org.elasticsearch.common.SuppressForbidden;
 import org.elasticsearch.common.io.PathUtils;
-import org.elasticsearch.common.logging.ESLogger;
 import org.elasticsearch.common.logging.ESLoggerFactory;
 
 import java.io.BufferedReader;
@@ -135,7 +135,7 @@ private void sendBulk(List<String> bulkData) throws InterruptedException {
 
 
     private static final class BulkIndexer implements Runnable {
-        private static final ESLogger logger = ESLoggerFactory.getLogger(BulkIndexer.class.getName());
+        private static final Logger logger = ESLoggerFactory.getLogger(BulkIndexer.class.getName());
 
         private final BlockingQueue<List<String>> bulkData;
         private final int warmupIterations;

core/build.gradle

@@ -85,8 +85,10 @@ dependencies {
   compile "com.vividsolutions:jts:${versions.jts}", optional
 
   // logging
-  compile "log4j:log4j:${versions.log4j}", optional
-  compile "log4j:apache-log4j-extras:${versions.log4j}", optional
+  compile "org.apache.logging.log4j:log4j-api:${versions.log4j}", optional
+  compile "org.apache.logging.log4j:log4j-core:${versions.log4j}", optional
+  // to bridge dependencies that are still on Log4j 1 to Log4j 2
+  compile "org.apache.logging.log4j:log4j-1.2-api:${versions.log4j}", optional
 
   compile "net.java.dev.jna:jna:${versions.jna}"
 
@@ -154,32 +156,94 @@ thirdPartyAudit.excludes = [
   // classes are missing!
 
   // from com.fasterxml.jackson.dataformat.yaml.YAMLMapper (jackson-dataformat-yaml)
-  'com.fasterxml.jackson.databind.ObjectMapper', 
-
-  // from org.apache.log4j.receivers.net.JMSReceiver (log4j-extras)
-  'javax.jms.Message', 
-  'javax.jms.MessageListener', 
-  'javax.jms.ObjectMessage', 
-  'javax.jms.TopicConnection', 
-  'javax.jms.TopicConnectionFactory', 
-  'javax.jms.TopicPublisher', 
-  'javax.jms.TopicSession', 
-  'javax.jms.TopicSubscriber', 
-
-   // from org.apache.log4j.net.SMTPAppender (log4j)
-  'javax.mail.Authenticator', 
-  'javax.mail.Message$RecipientType', 
-  'javax.mail.Message', 
-  'javax.mail.Multipart', 
-  'javax.mail.PasswordAuthentication', 
-  'javax.mail.Session', 
-  'javax.mail.Transport', 
-  'javax.mail.internet.InternetAddress', 
-  'javax.mail.internet.InternetHeaders', 
-  'javax.mail.internet.MimeBodyPart', 
-  'javax.mail.internet.MimeMessage', 
-  'javax.mail.internet.MimeMultipart', 
-  'javax.mail.internet.MimeUtility', 
+  'com.fasterxml.jackson.databind.ObjectMapper',
+
+  // from log4j
+  'com.fasterxml.jackson.annotation.JsonInclude$Include',
+  'com.fasterxml.jackson.databind.DeserializationContext',
+  'com.fasterxml.jackson.databind.JsonMappingException',
+  'com.fasterxml.jackson.databind.JsonNode',
+  'com.fasterxml.jackson.databind.Module$SetupContext',
+  'com.fasterxml.jackson.databind.ObjectReader',
+  'com.fasterxml.jackson.databind.ObjectWriter',
+  'com.fasterxml.jackson.databind.SerializerProvider',
+  'com.fasterxml.jackson.databind.deser.std.StdDeserializer',
+  'com.fasterxml.jackson.databind.deser.std.StdScalarDeserializer',
+  'com.fasterxml.jackson.databind.module.SimpleModule',
+  'com.fasterxml.jackson.databind.ser.impl.SimpleBeanPropertyFilter',
+  'com.fasterxml.jackson.databind.ser.impl.SimpleFilterProvider',
+  'com.fasterxml.jackson.databind.ser.std.StdScalarSerializer',
+  'com.fasterxml.jackson.databind.ser.std.StdSerializer',
+  'com.fasterxml.jackson.dataformat.xml.JacksonXmlModule',
+  'com.fasterxml.jackson.dataformat.xml.XmlMapper',
+  'com.fasterxml.jackson.dataformat.xml.util.DefaultXmlPrettyPrinter',
+  'com.lmax.disruptor.BlockingWaitStrategy',
+  'com.lmax.disruptor.BusySpinWaitStrategy',
+  'com.lmax.disruptor.EventFactory',
+  'com.lmax.disruptor.EventTranslator',
+  'com.lmax.disruptor.EventTranslatorTwoArg',
+  'com.lmax.disruptor.EventTranslatorVararg',
+  'com.lmax.disruptor.ExceptionHandler',
+  'com.lmax.disruptor.LifecycleAware',
+  'com.lmax.disruptor.RingBuffer',
+  'com.lmax.disruptor.Sequence',
+  'com.lmax.disruptor.SequenceReportingEventHandler',
+  'com.lmax.disruptor.SleepingWaitStrategy',
+  'com.lmax.disruptor.TimeoutBlockingWaitStrategy',
+  'com.lmax.disruptor.WaitStrategy',
+  'com.lmax.disruptor.YieldingWaitStrategy',
+  'com.lmax.disruptor.dsl.Disruptor',
+  'com.lmax.disruptor.dsl.ProducerType',
+  'javax.jms.Connection',
+  'javax.jms.ConnectionFactory',
+  'javax.jms.Destination',
+  'javax.jms.Message',
+  'javax.jms.MessageConsumer',
+  'javax.jms.MessageListener',
+  'javax.jms.MessageProducer',
+  'javax.jms.ObjectMessage',
+  'javax.jms.Session',
+  'javax.mail.Authenticator',
+  'javax.mail.Message$RecipientType',
+  'javax.mail.PasswordAuthentication',
+  'javax.mail.Session',
+  'javax.mail.Transport',
+  'javax.mail.internet.InternetAddress',
+  'javax.mail.internet.InternetHeaders',
+  'javax.mail.internet.MimeBodyPart',
+  'javax.mail.internet.MimeMessage',
+  'javax.mail.internet.MimeMultipart',
+  'javax.mail.internet.MimeUtility',
+  'javax.mail.util.ByteArrayDataSource',
+  'javax.persistence.AttributeConverter',
+  'javax.persistence.EntityManager',
+  'javax.persistence.EntityManagerFactory',
+  'javax.persistence.EntityTransaction',
+  'javax.persistence.Persistence',
+  'javax.persistence.PersistenceException',
+  'org.apache.commons.compress.compressors.CompressorStreamFactory',
+  'org.apache.commons.compress.utils.IOUtils',
+  'org.apache.commons.csv.CSVFormat',
+  'org.apache.commons.csv.QuoteMode',
+  'org.apache.kafka.clients.producer.KafkaProducer',
+  'org.apache.kafka.clients.producer.Producer',
+  'org.apache.kafka.clients.producer.ProducerRecord',
+  'org.codehaus.stax2.XMLStreamWriter2',
+  'org.osgi.framework.AdaptPermission',
+  'org.osgi.framework.AdminPermission',
+  'org.osgi.framework.Bundle',
+  'org.osgi.framework.BundleActivator',
+  'org.osgi.framework.BundleContext',
+  'org.osgi.framework.BundleEvent',
+  'org.osgi.framework.BundleReference',
+  'org.osgi.framework.FrameworkUtil',
+  'org.osgi.framework.SynchronousBundleListener',
+  'org.osgi.framework.wiring.BundleWire',
+  'org.osgi.framework.wiring.BundleWiring',
+  'org.zeromq.ZMQ$Context',
+  'org.zeromq.ZMQ$Socket',
+  'org.zeromq.ZMQ',
+
   // from org.locationtech.spatial4j.io.GeoJSONReader (spatial4j)
   'org.noggit.JSONParser', 
 ]

core/src/main/java/org/elasticsearch/ElasticsearchException.java

@@ -19,6 +19,7 @@
 
 package org.elasticsearch;
 
+import org.apache.logging.log4j.message.ParameterizedMessage;
 import org.elasticsearch.action.support.replication.ReplicationOperation;
 import org.elasticsearch.cluster.action.shard.ShardStateAction;
 import org.elasticsearch.common.io.stream.StreamInput;

core/src/main/java/org/elasticsearch/ExceptionsHelper.java

@@ -19,12 +19,12 @@
 
 package org.elasticsearch;
 
+import org.apache.logging.log4j.Logger;
 import org.apache.lucene.index.CorruptIndexException;
 import org.apache.lucene.index.IndexFormatTooNewException;
 import org.apache.lucene.index.IndexFormatTooOldException;
 import org.elasticsearch.action.ShardOperationFailedException;
 import org.elasticsearch.common.Nullable;
-import org.elasticsearch.common.logging.ESLogger;
 import org.elasticsearch.common.logging.Loggers;
 import org.elasticsearch.index.Index;
 import org.elasticsearch.rest.RestStatus;
@@ -39,7 +39,7 @@
 
 public final class ExceptionsHelper {
 
-    private static final ESLogger logger = Loggers.getLogger(ExceptionsHelper.class);
+    private static final Logger logger = Loggers.getLogger(ExceptionsHelper.class);
 
     public static RuntimeException convertToRuntime(Exception e) {
         if (e instanceof RuntimeException) {

core/src/main/java/org/elasticsearch/action/admin/cluster/health/TransportClusterHealthAction.java

@@ -19,6 +19,7 @@
 
 package org.elasticsearch.action.admin.cluster.health;
 
+import org.apache.logging.log4j.message.ParameterizedMessage;
 import org.elasticsearch.action.ActionListener;
 import org.elasticsearch.action.support.ActionFilters;
 import org.elasticsearch.action.support.IndicesOptions;
@@ -105,7 +106,7 @@ public void onNoLongerMaster(String source) {
 
                 @Override
                 public void onFailure(String source, Exception e) {
-                    logger.error("unexpected failure during [{}]", e, source);
+                    logger.error(new ParameterizedMessage("unexpected failure during [{}]", source), e);
                     listener.onFailure(e);
                 }
 

core/src/main/java/org/elasticsearch/action/admin/cluster/reroute/TransportClusterRerouteAction.java

@@ -19,6 +19,8 @@
 
 package org.elasticsearch.action.admin.cluster.reroute;
 
+import org.apache.logging.log4j.Logger;
+import org.apache.logging.log4j.message.ParameterizedMessage;
 import org.elasticsearch.action.ActionListener;
 import org.elasticsearch.action.support.ActionFilters;
 import org.elasticsearch.action.support.master.TransportMasterNodeAction;
@@ -33,7 +35,6 @@
 import org.elasticsearch.cluster.service.ClusterService;
 import org.elasticsearch.common.Priority;
 import org.elasticsearch.common.inject.Inject;
-import org.elasticsearch.common.logging.ESLogger;
 import org.elasticsearch.common.settings.Settings;
 import org.elasticsearch.threadpool.ThreadPool;
 import org.elasticsearch.transport.TransportService;
@@ -77,13 +78,13 @@ static class ClusterRerouteResponseAckedClusterStateUpdateTask extends AckedClus
 
         private final ClusterRerouteRequest request;
         private final ActionListener<ClusterRerouteResponse> listener;
-        private final ESLogger logger;
+        private final Logger logger;
         private final AllocationService allocationService;
         private volatile ClusterState clusterStateToSend;
         private volatile RoutingExplanations explanations;
 
-        ClusterRerouteResponseAckedClusterStateUpdateTask(ESLogger logger, AllocationService allocationService, ClusterRerouteRequest request,
-                                                                 ActionListener<ClusterRerouteResponse> listener) {
+        ClusterRerouteResponseAckedClusterStateUpdateTask(Logger logger, AllocationService allocationService, ClusterRerouteRequest request,
+                                                          ActionListener<ClusterRerouteResponse> listener) {
             super(Priority.IMMEDIATE, request, listener);
             this.request = request;
             this.listener = listener;
@@ -103,7 +104,7 @@ public void onAckTimeout() {
 
         @Override
         public void onFailure(String source, Exception e) {
-            logger.debug("failed to perform [{}]", e, source);
+            logger.debug(new ParameterizedMessage("failed to perform [{}]", source), e);
             super.onFailure(source, e);
         }
 

core/src/main/java/org/elasticsearch/action/admin/cluster/settings/TransportClusterUpdateSettingsAction.java

@@ -19,6 +19,7 @@
 
 package org.elasticsearch.action.admin.cluster.settings;
 
+import org.apache.logging.log4j.message.ParameterizedMessage;
 import org.elasticsearch.ElasticsearchException;
 import org.elasticsearch.action.ActionListener;
 import org.elasticsearch.action.support.ActionFilters;
@@ -148,7 +149,7 @@ public void onNoLongerMaster(String source) {
                     @Override
                     public void onFailure(String source, Exception e) {
                         //if the reroute fails we only log
-                        logger.debug("failed to perform [{}]", e, source);
+                        logger.debug(new ParameterizedMessage("failed to perform [{}]", source), e);
                         listener.onFailure(new ElasticsearchException("reroute after update settings failed", e));
                     }
 
@@ -166,7 +167,7 @@ public ClusterState execute(final ClusterState currentState) {
 
             @Override
             public void onFailure(String source, Exception e) {
-                logger.debug("failed to perform [{}]", e, source);
+                logger.debug(new ParameterizedMessage("failed to perform [{}]", source), e);
                 super.onFailure(source, e);
             }
 

core/src/main/java/org/elasticsearch/action/admin/indices/close/TransportCloseIndexAction.java

@@ -19,6 +19,7 @@
 
 package org.elasticsearch.action.admin.indices.close;
 
+import org.apache.logging.log4j.message.ParameterizedMessage;
 import org.elasticsearch.action.ActionListener;
 import org.elasticsearch.action.support.ActionFilters;
 import org.elasticsearch.action.support.DestructiveOperations;
@@ -108,7 +109,7 @@ public void onResponse(ClusterStateUpdateResponse response) {
 
             @Override
             public void onFailure(Exception t) {
-                logger.debug("failed to close indices [{}]", t, (Object)concreteIndices);
+                logger.debug(new ParameterizedMessage("failed to close indices [{}]", (Object) concreteIndices), t);
                 listener.onFailure(t);
             }
         });

core/src/main/java/org/elasticsearch/action/admin/indices/delete/TransportDeleteIndexAction.java

@@ -19,6 +19,7 @@
 
 package org.elasticsearch.action.admin.indices.delete;
 
+import org.apache.logging.log4j.message.ParameterizedMessage;
 import org.elasticsearch.action.ActionListener;
 import org.elasticsearch.action.support.ActionFilters;
 import org.elasticsearch.action.support.DestructiveOperations;
@@ -100,7 +101,7 @@ public void onResponse(ClusterStateUpdateResponse response) {
 
             @Override
             public void onFailure(Exception t) {
-                logger.debug("failed to delete indices [{}]", t, concreteIndices);
+                logger.debug(new ParameterizedMessage("failed to delete indices [{}]", concreteIndices), t);
                 listener.onFailure(t);
             }
         });