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From Arvind Prabhakar <arv...@apache.org>
Subject Re: what are the libraries needed for flume log4jappender
Date Wed, 23 Jan 2013 21:17:55 GMT
Here are the dependencies that maven shows for Flume's log4j appender
(generated from the 1.3.0 branch):

org.apache.flume.flume-ng-clients:flume-ng-log4jappender:jar:1.3.1:

   - log4j:log4j:jar:1.2.16
   - org.apache.flume:flume-ng-sdk:jar:1.3.1
      - org.apache.avro:avro:jar:1.7.2
         - org.codehaus.jackson:jackson-core-asl:jar:1.9.3
         - org.codehaus.jackson:jackson-mapper-asl:jar:1.9.3
         - com.thoughtworks.paranamer:paranamer:jar:2.3
         - org.xerial.snappy:snappy-java:jar:1.0.4.1
         - org.slf4j:slf4j-api:jar:1.6.1
      -  org.apache.avro:avro-ipc:jar:1.7.2
         - org.mortbay.jetty:jetty:jar:6.1.26
         - org.mortbay.jetty:jetty-util:jar:6.1.26
         - org.apache.velocity:velocity:jar:1.7
            - commons-collections:commons-collections:jar:3.2.1
            - commons-lang:commons-lang:jar:2.5
         - io.netty:netty:jar:3.4.0.Final


Regards,
Arvind Prabhakar

On Wed, Jan 23, 2013 at 12:44 PM, Mike Percy <mpercy@apache.org> wrote:

> If you want only the required library files, use Maven to pull in the
> exact set of dependencies.
>
>
> On Wed, Jan 23, 2013 at 12:24 PM, yogi nerella <ynerella999@gmail.com>wrote:
>
>> Mike,
>>
>> When I include all the libraries it is not giving compilation problem,
>> but log4jappender documentation says it only needs flume-ng-sdk.jar file.
>>
>> In that case, if I want to ship flume log4jappender, should I have to
>> ship all these jar files in flume/lib directory?
>>
>> Yogi
>>
>>
>> On Wed, Jan 23, 2013 at 12:08 PM, Mike Percy <mpercy@apache.org> wrote:
>>
>>> I don't use Eclipse but my understanding is that mvn eclipse:eclipse
>>> will create a usable Eclipse project file which you can import. the
>>> AvroFlumeEvent class is automatically generated at build time by the maven
>>> avro compiler.
>>>
>>> If you want to avoid maven entirely, you have the option of pulling in
>>> all the jar files in the lib directory of the Flume binary archive. Those
>>> are all the dependencies Flume needs to run.
>>>
>>> Hope that helps!
>>>
>>>
>>>
>>> On Wed, Jan 23, 2013 at 12:03 PM, yogi nerella <ynerella999@gmail.com>wrote:
>>>
>>>> Mike,
>>>>
>>>> I am importing the project into eclipse using maven, but the project
>>>> has issues in the legacy-sources module.
>>>>
>>>> Description Resource Path Location Type
>>>> AvroFlumeEvent cannot be resolved to a type NettyAvroRpcClient.java
>>>> /flume-ng-sdk/src/main/java/org/apache/flume/api line 189 Java Problem
>>>>
>>>>
>>>> Runtime issues are with 1.3.1
>>>> 1.   If I include just ng-core, I run into issues of FlumeException not
>>>> found.
>>>>
>>>> Classpath:
>>>> C:\ServiceManager\workspace\mongodb\Mongodb\bin;C:\test\log4j-1.2.16.jar;C:\apache\apache-flume-1.3.1-bin\lib\flume-ng-core-1.3.1.jar;C:\apache\apache-flume-1.3.1-bin\lib\flume-ng-log4jappender-1.3.1.jar
>>>>  log4j:WARN Error during default initialization
>>>> java.lang.NoClassDefFoundError: org/apache/flume/FlumeException
>>>> at java.lang.Class.getDeclaredConstructors0(Native Method)
>>>>  at java.lang.Class.privateGetDeclaredConstructors(Unknown Source)
>>>> at java.lang.Class.getConstructor0(Unknown Source)
>>>>  at java.lang.Class.newInstance0(Unknown Source)
>>>>
>>>>
>>>> 2.   If I include ng-core, and ng-sdk, I run into the following
>>>> exception.
>>>> Classpath:
>>>> C:\ServiceManager\workspace\mongodb\Mongodb\bin;C:\test\log4j-1.2.16.jar;C:\apache\apache-flume-1.3.1-bin\lib\flume-ng-core-1.3.1.jar;C:\apache\apache-flume-1.3.1-bin\lib\flume-ng-log4jappender-1.3.1.jar;C:\apache\apache-flume-1.3.1-bin\lib\flume-ng-sdk-1.3.1.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:184)
>>>>
>>>>
>>>> Appreciate your help,
>>>> Yogi
>>>>
>>>>
>>>>
>>>> On Wed, Jan 23, 2013 at 11:54 AM, Mike Percy <mpercy@apache.org> wrote:
>>>>
>>>>> Yogi, Flume has lots of dependencies. You can't just drop in one jar.
>>>>> That is what Maven is for.
>>>>>
>>>>> Regards
>>>>> Mike
>>>>>
>>>>>
>>>>> On Wed, Jan 23, 2013 at 11:51 AM, yogi nerella <ynerella999@gmail.com>wrote:
>>>>>
>>>>>> HI,
>>>>>>
>>>>>> I have tried the 1.3.0 and ran into issues, so I am building from
the
>>>>>> latest source and still has the same issue.
>>>>>>
>>>>>> Yogi
>>>>>>
>>>>>>
>>>>>> On Wed, Jan 23, 2013 at 11:36 AM, Mike Percy <mpercy@apache.org>wrote:
>>>>>>
>>>>>>> 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 <
>>>>>>> ynerella@gmail.com> 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
>>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>
>>>>>
>>>>
>>>
>>
>

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