log4j2.xml文件配置介绍

spring boot整合log4j2的pom依赖

<dependency>
	<groupId>org.springframework.boot</groupId>
	<artifactId>spring-boot-starter-web</artifactId>
	<exclusions>
		<exclusion>
			<groupId>org.springframework.boot</groupId>
			<artifactId>spring-boot-starter-logging</artifactId>
		</exclusion>
	</exclusions>
</dependency>

<dependency>
	<groupId>org.springframework.boot</groupId>
	<artifactId>spring-boot-starter-log4j2</artifactId>
</dependency>
<!-- 加上这个才能辨认到log4j2.yml文件 -->
<dependency>
	<groupId>com.fasterxml.jackson.dataformat</groupId>
	<artifactId>jackson-dataformat-yaml</artifactId>
</dependency>

<dependency>
	<groupId>org.springframework.kafka</groupId>
	<artifactId>spring-kafka</artifactId>
</dependency>
<!-- Async -->
<dependency>
    <groupId>com.lmax</groupId>
    <artifactId>disruptor</artifactId>
    <version>3.4.2</version>
</dependency>

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
@RestController
public class testController {
    private Logger logger = LogManager.getLogger(testController.class);

    @GetMapping("/hello")
    public String getFileName(){
        String now = Calendar.getInstance().get(Calendar.MINUTE)+":"+Calendar.getInstance().get(Calendar.SECOND);
        logger.info(now);
        return now;
    }
}

Configuration:
  status: warn

  Appenders:
    Console: #输出到控制台
      name: Console
      target: SYSTEM_OUT
      PatternLayout:
        pattern: %highlight{%d [%t] %-5level: %msg%n%throwable}{FATAL=white, ERROR=red, WARN=blue, INFO=black,DEBUG=green, TRACE=blue}

    Kafka:
      name: Kafka
      topic: log-test
      Property:

<?xml version="1.0" encoding="UTF-8"?>
<configuration status="OFF">
    <appenders>
		<Console name="Console" target="SYSTEM_OUT">
            <PatternLayout pattern="%highlight{%d [%t] %-5level: %msg%n%throwable}{FATAL=white, ERROR=red, WARN=blue, INFO=black,DEBUG=green, TRACE=blue}" />
			<!--JsonLayout locationInfo="true" properties="true"/-->
		</Console>
        <RandomAccessFile name="File" fileName="appfs.log" immediateFlush="false">
            <JsonLayout/>
        </RandomAccessFile>
		<Kafka name="Kafka" topic="log-test" >
            <!--JsonLayout/-->
            <Property name="bootstrap.servers">10.4.56.102:9092</Property>
		</Kafka>
		<Async name="Async">
			<AppenderRef ref="Kafka"/>
            <AppenderRef ref="File"/>
			<AppenderRef ref="Console"/>
		</Async>
	</appenders>
	<loggers>
		<Root level="info">
			<AppenderRef ref="Async"/>
		</Root>
	</loggers> 
</configuration>