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Flume, mail # user - what are the libraries needed for flume log4jappender


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Re: what are the libraries needed for flume log4jappender
Mike Percy 2013-01-23, 19:36
What version of Flume are you using? Are you using Maven for your build?

You should be able to get away with just flume-ng-core.
On Wed, Jan 23, 2013 at 10:02 AM, yogender nerella <[EMAIL PROTECTED]>wrote:

> Hi,
>
> I would like to make my app directly write events to an flume agent.
>
> What are the libraries needed to add into my application?
>
> I have tried to add the following three but runs into class not found
> errors.
>
>
> log4j.properties are as follows:
>
>
> log4j.rootLogger=TRACE, flume
> log4j.appender.flume = org.apache.flume.clients.log4jappender.Log4jAppender
> log4j.appender.flume.Hostname = example.com
> log4j.appender.flume.Port = 44444
> log4j.appender.flume.layout=org.apache.log4j.TTCCLayout
>
>
> Error In Initialization
>
> Classpath:
> C:\\workspace\mongodb\Mongodb\bin;C:\test\log4j-1.2.16.jar;C:\test\flume\flume-ng-core-1.4.0-SNAPSHOT.jar;C:\test\flume\flume-ng-log4jappender-1.4.0-SNAPSHOT.jar;C:\test\flume\flume-ng-sdk-1.4.0-SNAPSHOT.jar
> log4j:WARN Error during default initialization
> java.lang.NoClassDefFoundError: org/jboss/netty/channel/ChannelFactory
> at
> org.apache.flume.api.RpcClientFactory.getDefaultInstance(RpcClientFactory.java:168)
>  at
> org.apache.flume.api.RpcClientFactory.getDefaultInstance(RpcClientFactory.java:128)
> at
> org.apache.flume.clients.log4jappender.Log4jAppender.activateOptions(Log4jAppender.java:195)
>  at
> org.apache.log4j.config.PropertySetter.activate(PropertySetter.java:307)
> at
> org.apache.log4j.config.PropertySetter.setProperties(PropertySetter.java:172)
>  at
> org.apache.log4j.config.PropertySetter.setProperties(PropertySetter.java:104)
> at
> org.apache.log4j.PropertyConfigurator.parseAppender(PropertyConfigurator.java:809)
>  at
> org.apache.log4j.PropertyConfigurator.parseCategory(PropertyConfigurator.java:735)
> at
> org.apache.log4j.PropertyConfigurator.configureRootCategory(PropertyConfigurator.java:615)
>  at
> org.apache.log4j.PropertyConfigurator.doConfigure(PropertyConfigurator.java:502)
> at
> org.apache.log4j.PropertyConfigurator.doConfigure(PropertyConfigurator.java:547)
>  at
> org.apache.log4j.helpers.OptionConverter.selectAndConfigure(OptionConverter.java:483)
> at org.apache.log4j.LogManager.<clinit>(LogManager.java:127)
>  at org.apache.log4j.Logger.getLogger(Logger.java:117)
> at LogTest.<init>(LogTest.java:7)
>  at LogTest.main(LogTest.java:11)
> Caused by: java.lang.ClassNotFoundException:
> org.jboss.netty.channel.ChannelFactory
> at java.net.URLClassLoader$1.run(Unknown Source)
>  at java.net.URLClassLoader$1.run(Unknown Source)
> at java.security.AccessController.doPrivileged(Native Method)
>  at java.net.URLClassLoader.findClass(Unknown Source)
> at java.lang.ClassLoader.loadClass(Unknown Source)
>  at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)
> at java.lang.ClassLoader.loadClass(Unknown Source)
>  ... 16 more
> log4j:WARN No appenders could be found for logger (LogTest).
> log4j:WARN Please initialize the log4j system properly.
> log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for
> more info.
>
>
> Appreciate your help,
> Yogi
>