tried again, seemed like the .out extension got filtered out by mail server...
On Thu, Aug 18, 2016 at 4:41 PM, Bill Okara <billok...@gmail.com> wrote:
> attach the catalina.out again, didn't seem to go through last time...
>
>
> On Thu, Aug 18, 2016 at 4:33 PM, Bill Okara <billok...@gmail.com> wrote:
>> Hi,
>>
>> When trying out the log4j2 Kafka appender, it works ok if all the
>> log4j2/kafka-client related jars are packaged in the webapp's
>> WEB-INF/lib, like:
>>
>>>ls WEB-INF/lib/
>> jackson-core-2.8.1.jar
>> log4j-core-2.6.2.jar
>> lz4-1.3.0.jar
>> kafka-clients-0.10.0.1.jar
>> log4j-slf4j-impl-2.6.2.jar
>> slf4j-api-1.7.21.jar
>> log4j-api-2.6.2.jar
>> log4j-web-2.6.2.jar
>> snappy-java-1.1.2.6.jar
>>
>>
>> But if the jars are provided in tomcat/lib (for all webapps), and each
>> webapp will have its own log4j2.xml (as in attached war), then when
>> launching the webapp, will encounter:
>>
>> -----
>> Caused by: java.lang.NullPointerException
>> at
>> org.apache.kafka.clients.producer.KafkaProducer.close(KafkaProducer.java:658)
>> at
>> org.apache.kafka.clients.producer.KafkaProducer.<init>(KafkaProducer.java:333)
>> at
>> org.apache.kafka.clients.producer.KafkaProducer.<init>(KafkaProducer.java:188)
>> at
>> org.apache.logging.log4j.core.appender.mom.kafka.DefaultKafkaProducerFactory.newKafkaProducer(DefaultKafkaProducerFactory.java:29)
>> at
>> org.apache.logging.log4j.core.appender.mom.kafka.KafkaManager.startup(KafkaManager.java:86)
>> at
>> org.apache.logging.log4j.core.appender.mom.kafka.KafkaAppender.start(KafkaAppender.java:96)
>> at
>> org.apache.logging.log4j.core.config.AbstractConfiguration.start(AbstractConfiguration.java:247)
>> at
>> org.apache.logging.log4j.core.LoggerContext.setConfiguration(LoggerContext.java:496)
>> at
>> org.apache.logging.log4j.core.LoggerContext.reconfigure(LoggerContext.java:566)
>> ---------
>>
>> (full stack trace as in attached catalina.out)
>>
>>
>> To reproduce the error, simply:
>> 1) build the attached webapp, and deploy the output to tomcat/webapps
>> 2) move the WEB-INF/lib/*.jar to tomcat/lib (make sure WEB-INF/lib is
>> empty after move)
>> 3) start tomcat
>>
>> Tested with tomcat 7.0.70
>>
>> Anyone encounter similar problem? or is this a bug? (log4j2 or
>> kafka-client bug?)
>>
>>
>> Thanks,
>> Bill
INFO: Initializing ProtocolHandler ["http-bio-8080"]
Aug 18, 2016 3:35:41 PM org.apache.coyote.AbstractProtocol init
INFO: Initializing ProtocolHandler ["ajp-bio-8009"]
Aug 18, 2016 3:35:41 PM org.apache.catalina.startup.Catalina load
INFO: Initialization processed in 405 ms
Aug 18, 2016 3:35:41 PM org.apache.catalina.core.StandardService startInternal
INFO: Starting service Catalina
Aug 18, 2016 3:35:41 PM org.apache.catalina.core.StandardEngine startInternal
INFO: Starting Servlet Engine: Apache Tomcat/7.0.70
Aug 18, 2016 3:35:41 PM org.apache.catalina.startup.HostConfig deployDirectory
INFO: Deploying web application directory
/opt/java/apache/apache-tomcat-7.0.70/webapps/log4j-appender
Aug 18, 2016 3:35:42 PM org.apache.catalina.startup.TldConfig execute
INFO: At least one JAR was scanned for TLDs yet contained no TLDs. Enable debug
logging for this logger for a complete list of JARs that were scanned but no
TLDs were found in them. Skipping unneeded JARs during scanning can improve
startup time and JSP compilation time.
Aug 18, 2016 3:35:42 PM org.apache.catalina.core.ContainerBase addChildInternal
SEVERE: ContainerBase.addChild: start:
org.apache.catalina.LifecycleException: Failed to start component
[StandardEngine[Catalina].StandardHost[localhost].StandardContext[/log4j-appender]]
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:153)
at
org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:899)
at
org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:875)
at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:652)
at
org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:1260)
at
org.apache.catalina.startup.HostConfig$DeployDirectory.run(HostConfig.java:2002)
at
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)
Caused by: java.lang.ExceptionInInitializerError
at
org.apache.logging.log4j.core.appender.mom.kafka.DefaultKafkaProducerFactory.newKafkaProducer(DefaultKafkaProducerFactory.java:29)
at
org.apache.logging.log4j.core.appender.mom.kafka.KafkaManager.startup(KafkaManager.java:86)
at
org.apache.logging.log4j.core.appender.mom.kafka.KafkaAppender.start(KafkaAppender.java:96)
at
org.apache.logging.log4j.core.config.AbstractConfiguration.start(AbstractConfiguration.java:247)
at
org.apache.logging.log4j.core.LoggerContext.setConfiguration(LoggerContext.java:496)
at
org.apache.logging.log4j.core.LoggerContext.start(LoggerContext.java:249)
at
org.apache.logging.log4j.core.impl.Log4jContextFactory.getContext(Log4jContextFactory.java:239)
at
org.apache.logging.log4j.core.config.Configurator.initialize(Configurator.java:157)
at
org.apache.logging.log4j.web.Log4jWebInitializerImpl.initializeNonJndi(Log4jWebInitializerImpl.java:167)
at
org.apache.logging.log4j.web.Log4jWebInitializerImpl.start(Log4jWebInitializerImpl.java:109)
at
org.apache.logging.log4j.web.Log4jServletContainerInitializer.onStartup(Log4jServletContainerInitializer.java:57)
at
org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5604)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:147)
... 10 more
Caused by: java.lang.NullPointerException
at
org.apache.kafka.clients.producer.KafkaProducer.close(KafkaProducer.java:658)
at
org.apache.kafka.clients.producer.KafkaProducer.<init>(KafkaProducer.java:333)
at
org.apache.kafka.clients.producer.KafkaProducer.<init>(KafkaProducer.java:188)
at
org.apache.logging.log4j.core.appender.mom.kafka.DefaultKafkaProducerFactory.newKafkaProducer(DefaultKafkaProducerFactory.java:29)
at
org.apache.logging.log4j.core.appender.mom.kafka.KafkaManager.startup(KafkaManager.java:86)
at
org.apache.logging.log4j.core.appender.mom.kafka.KafkaAppender.start(KafkaAppender.java:96)
at
org.apache.logging.log4j.core.config.AbstractConfiguration.start(AbstractConfiguration.java:247)
at
org.apache.logging.log4j.core.LoggerContext.setConfiguration(LoggerContext.java:496)
at
org.apache.logging.log4j.core.LoggerContext.reconfigure(LoggerContext.java:566)
at
org.apache.logging.log4j.core.LoggerContext.reconfigure(LoggerContext.java:582)
at
org.apache.logging.log4j.core.LoggerContext.start(LoggerContext.java:217)
at
org.apache.logging.log4j.core.impl.Log4jContextFactory.getContext(Log4jContextFactory.java:152)
at
org.apache.logging.log4j.core.impl.Log4jContextFactory.getContext(Log4jContextFactory.java:45)
at org.apache.logging.log4j.LogManager.getContext(LogManager.java:194)
at
org.apache.logging.log4j.spi.AbstractLoggerAdapter.getContext(AbstractLoggerAdapter.java:103)
at
org.apache.logging.slf4j.Log4jLoggerFactory.getContext(Log4jLoggerFactory.java:43)
at
org.apache.logging.log4j.spi.AbstractLoggerAdapter.getLogger(AbstractLoggerAdapter.java:42)
at
org.apache.logging.slf4j.Log4jLoggerFactory.getLogger(Log4jLoggerFactory.java:29)
at org.slf4j.LoggerFactory.getLogger(LoggerFactory.java:358)
at org.slf4j.LoggerFactory.getLogger(LoggerFactory.java:383)
at
org.apache.kafka.clients.producer.KafkaProducer.<clinit>(KafkaProducer.java:131)
... 23 more
Aug 18, 2016 3:35:42 PM org.apache.catalina.startup.HostConfig deployDirectory
SEVERE: Error deploying web application directory
/opt/java/apache/apache-tomcat-7.0.70/webapps/log4j-appender
java.lang.IllegalStateException: ContainerBase.addChild: start:
org.apache.catalina.LifecycleException: Failed to start component
[StandardEngine[Catalina].StandardHost[localhost].StandardContext[/log4j-appender]]
at
org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:903)
at
org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:875)
at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:652)
at
org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:1260)
at
org.apache.catalina.startup.HostConfig$DeployDirectory.run(HostConfig.java:2002)
at
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)
Aug 18, 2016 3:35:42 PM org.apache.catalina.startup.HostConfig deployDirectory
INFO: Deployment of web application directory
/opt/java/apache/apache-tomcat-7.0.70/webapps/log4j-appender has finished in
719 ms
Aug 18, 2016 3:35:42 PM org.apache.coyote.AbstractProtocol start
INFO: Starting ProtocolHandler ["http-bio-8080"]
Aug 18, 2016 3:35:42 PM org.apache.coyote.AbstractProtocol start
INFO: Starting ProtocolHandler ["ajp-bio-8009"]
Aug 18, 2016 3:35:42 PM org.apache.catalina.startup.Catalina start
INFO: Server startup in 748 ms
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