Splunk Dev

How to directly log my java application logs to Splunk Enterprise?

logesh_ssg
New Member

I am a newbie, just exploring the features of Enterprise. Wanted to upload my logs directly to Enterprise. May be simple question to you, please help.

I have attached my code and configuration file.
package com.logesh;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;

public class Log4j2Demo {
    public static void main(String[] args) {
        final Logger logger = LogManager.getLogger("splunk.log4j");
        logger.info("Entering Log4j Example.");
        logger.info("Performing...");
        logger.info("Exiting Log4j Example.");
        System.out.println("-------");
    }
}

My configuration file. (log4j2.xml)

<?xml version="1.0" encoding="UTF-8"?>

<Configuration status="info" name="example" packages="com.logesh">
        <Appenders>
            <Console name="Console" target="SYSTEM_OUT">
                <PatternLayout pattern="%d{HH:mm:ss.SSS}
                 [%t] %-5level %logger{36} - %msg%n" />
            </Console>
            <Http name="http-input"
              url="http://localhost:8000/services/collector/event/1.0"
              token="MYTOKEN"
              host="MYHOST"
              index="main"
              source="splunktest"
              sourcetype="battlecat"

              middleware="HttpEventCollectorUnitTestMiddleware"
              disableCertificateValidation="true">
            <PatternLayout pattern="%m"/>
            </Http>
       </Appenders>
    <Loggers>
        <Root level="INFO">
        </Root>
           <Logger name="splunk.log4j" level="info">
            <AppenderRef ref="http-input"/>
        </Logger>
    </Loggers>
</Configuration>

When I run this code I get error like:

2018-09-10 13:53:38,082 main ERROR Http contains invalid attributes "disableCertificateValidation", "host", "index", "sourcetype", "source", "middleware", "token"
2018-09-10 13:53:38,260 main ERROR Unable to send HTTP in appender [http-input] java.io.IOException: 303 See Other
    at org.apache.logging.log4j.core.appender.HttpURLConnectionManager.send(HttpURLConnectionManager.java:132)
    at org.apache.logging.log4j.core.appender.HttpAppender.append(HttpAppender.java:170)
    at org.apache.logging.log4j.core.config.AppenderControl.tryCallAppender(AppenderControl.java:156)
    at org.apache.logging.log4j.core.config.AppenderControl.callAppender0(AppenderControl.java:129)
    at org.apache.logging.log4j.core.config.AppenderControl.callAppenderPreventRecursion(AppenderControl.java:120)
    at org.apache.logging.log4j.core.config.AppenderControl.callAppender(AppenderControl.java:84)
    at org.apache.logging.log4j.core.config.LoggerConfig.callAppenders(LoggerConfig.java:464)
    at org.apache.logging.log4j.core.config.LoggerConfig.processLogEvent(LoggerConfig.java:448)
    at org.apache.logging.log4j.core.config.LoggerConfig.log(LoggerConfig.java:431)
    at org.apache.logging.log4j.core.config.LoggerConfig.log(LoggerConfig.java:406)
    at org.apache.logging.log4j.core.config.AwaitCompletionReliabilityStrategy.log(AwaitCompletionReliabilityStrategy.java:63)
    at org.apache.logging.log4j.core.Logger.logMessage(Logger.java:146)
    at org.apache.logging.log4j.spi.AbstractLogger.tryLogMessage(AbstractLogger.java:2170)
    at org.apache.logging.log4j.spi.AbstractLogger.logMessageTrackRecursion(AbstractLogger.java:2125)
    at org.apache.logging.log4j.spi.AbstractLogger.logMessageSafely(AbstractLogger.java:2108)
    at org.apache.logging.log4j.spi.AbstractLogger.logMessage(AbstractLogger.java:2002)
    at org.apache.logging.log4j.spi.AbstractLogger.logIfEnabled(AbstractLogger.java:1974)
    at org.apache.logging.log4j.spi.AbstractLogger.info(AbstractLogger.java:1311)
    at com.logesh.Log4j2Demo.main(Log4j2Demo.java:9)

2018-09-10 13:53:38,264 main ERROR Unable to send HTTP in appender [http-input] java.io.IOException: 303 See Other
    at org.apache.logging.log4j.core.appender.HttpURLConnectionManager.send(HttpURLConnectionManager.java:132)
    at org.apache.logging.log4j.core.appender.HttpAppender.append(HttpAppender.java:170)
    at org.apache.logging.log4j.core.config.AppenderControl.tryCallAppender(AppenderControl.java:156)
    at org.apache.logging.log4j.core.config.AppenderControl.callAppender0(AppenderControl.java:129)
    at org.apache.logging.log4j.core.config.AppenderControl.callAppenderPreventRecursion(AppenderControl.java:120)
    at org.apache.logging.log4j.core.config.AppenderControl.callAppender(AppenderControl.java:84)
    at org.apache.logging.log4j.core.config.LoggerConfig.callAppenders(LoggerConfig.java:464)
    at org.apache.logging.log4j.core.config.LoggerConfig.processLogEvent(LoggerConfig.java:448)
    at org.apache.logging.log4j.core.config.LoggerConfig.log(LoggerConfig.java:431)
    at org.apache.logging.log4j.core.config.LoggerConfig.log(LoggerConfig.java:406)
    at org.apache.logging.log4j.core.config.AwaitCompletionReliabilityStrategy.log(AwaitCompletionReliabilityStrategy.java:63)
    at org.apache.logging.log4j.core.Logger.logMessage(Logger.java:146)
    at org.apache.logging.log4j.spi.AbstractLogger.tryLogMessage(AbstractLogger.java:2170)
    at org.apache.logging.log4j.spi.AbstractLogger.logMessageTrackRecursion(AbstractLogger.java:2125)
    at org.apache.logging.log4j.spi.AbstractLogger.logMessageSafely(AbstractLogger.java:2108)
    at org.apache.logging.log4j.spi.AbstractLogger.logMessage(AbstractLogger.java:2002)
    at org.apache.logging.log4j.spi.AbstractLogger.logIfEnabled(AbstractLogger.java:1974)
    at org.apache.logging.log4j.spi.AbstractLogger.info(AbstractLogger.java:1311)
    at com.logesh.Log4j2Demo.main(Log4j2Demo.java:10)

2018-09-10 13:53:38,267 main ERROR Unable to send HTTP in appender [http-input] java.io.IOException: 303 See Other
    at org.apache.logging.log4j.core.appender.HttpURLConnectionManager.send(HttpURLConnectionManager.java:132)
    at org.apache.logging.log4j.core.appender.HttpAppender.append(HttpAppender.java:170)
    at org.apache.logging.log4j.core.config.AppenderControl.tryCallAppender(AppenderControl.java:156)
    at org.apache.logging.log4j.core.config.AppenderControl.callAppender0(AppenderControl.java:129)
    at org.apache.logging.log4j.core.config.AppenderControl.callAppenderPreventRecursion(AppenderControl.java:120)
    at org.apache.logging.log4j.core.config.AppenderControl.callAppender(AppenderControl.java:84)
    at org.apache.logging.log4j.core.config.LoggerConfig.callAppenders(LoggerConfig.java:464)
    at org.apache.logging.log4j.core.config.LoggerConfig.processLogEvent(LoggerConfig.java:448)
    at org.apache.logging.log4j.core.config.LoggerConfig.log(LoggerConfig.java:431)
    at org.apache.logging.log4j.core.config.LoggerConfig.log(LoggerConfig.java:406)
    at org.apache.logging.log4j.core.config.AwaitCompletionReliabilityStrategy.log(AwaitCompletionReliabilityStrategy.java:63)
    at org.apache.logging.log4j.core.Logger.logMessage(Logger.java:146)
    at org.apache.logging.log4j.spi.AbstractLogger.tryLogMessage(AbstractLogger.java:2170)
    at org.apache.logging.log4j.spi.AbstractLogger.logMessageTrackRecursion(AbstractLogger.java:2125)
    at org.apache.logging.log4j.spi.AbstractLogger.logMessageSafely(AbstractLogger.java:2108)
    at org.apache.logging.log4j.spi.AbstractLogger.logMessage(AbstractLogger.java:2002)
    at org.apache.logging.log4j.spi.AbstractLogger.logIfEnabled(AbstractLogger.java:1974)
    at org.apache.logging.log4j.spi.AbstractLogger.info(AbstractLogger.java:1311)
    at com.logesh.Log4j2Demo.main(Log4j2Demo.java:11)

-------

Please help me to solve this.

0 Karma

jamessevener
SplunkTrust
SplunkTrust

For anyone finding this searching, this was an issue with the appender name. See this issue: https://github.com/splunk/splunk-library-javalogging/issues/97

It's resolved in splunk-library-javalogging release 1.7.0.

0 Karma
Got questions? Get answers!

Join the Splunk Community Slack to learn, troubleshoot, and make connections with fellow Splunk practitioners in real time!

Meet up IRL or virtually!

Join Splunk User Groups to connect and learn in-person by region or remotely by topic or industry.

Get Updates on the Splunk Community!

Event Series: Splunk Observability Metrics Cost Optimization

Balancing Scale and Spend: Gaining Control Over High-Volume Metrics in Splunk Observability Cloud As ...

Kick the Tires Before You Commit: A Hands-On Tour of the Splunk Observability Cloud ...

Evaluating an enterprise observability platform usually goes like this: fill out a form, get a free trial with ...

Deep insights, no barriers: Splunk Observability Cloud Free Edition

As software delivery cycles continue to accelerate, observability shouldn’t be a luxury — it should be a ...