使用現(xiàn)在比較流行得Log4j2
導(dǎo)入依賴jar 排除spring自帶的logback
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter</artifactId>
<exclusions>
<!--排除logback-->
<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>
log4j2.xml配置文件 需要在resources目錄下
<?xml version="1.0" encoding="UTF-8"?>
<!--日志級(jí)別以及優(yōu)先級(jí)排序: OFF > FATAL > ERROR > WARN > INFO > DEBUG > TRACE > ALL -->
<!--Configuration后面的status，這個(gè)用于設(shè)置log4j2自身內(nèi)部的信息輸出兰粉，可以不設(shè)置闲擦，當(dāng)設(shè)置成trace時(shí)，你會(huì)看到log4j2內(nèi)部各種詳細(xì)輸出-->
<!--monitorInterval：Log4j能夠自動(dòng)檢測(cè)修改配置文件和重新配置本身钻蔑，設(shè)置間隔秒數(shù)-->
<configuration status="WARN" monitorInterval="30">
<!--先定義所有的appender-->
<appenders>
<!--這個(gè)輸出控制臺(tái)的配置-->
<console name="Console" target="SYSTEM_OUT">
<!--輸出日志的格式-->
<PatternLayout pattern="[%d{HH:mm:ss:SSS}] [%p] - %l - %m%n"/>
</console>
<!--文件會(huì)打印出所有信息拧抖，這個(gè)log每次運(yùn)行程序會(huì)自動(dòng)清空佳遣，由append屬性決定识埋，這個(gè)也挺有用的，適合臨時(shí)測(cè)試用-->
<File name="log" fileName="log/test.log" append="false">
<PatternLayout pattern="%d{HH:mm:ss.SSS} %-5level %class{36} %L %M - %msg%xEx%n"/>
</File>
<!-- 這個(gè)會(huì)打印出所有的info及以下級(jí)別的信息零渐，每次大小超過(guò)size窒舟，則這size大小的日志會(huì)自動(dòng)存入按年份-月份建立的文件夾下面并進(jìn)行壓縮，作為存檔-->
<RollingFile name="RollingFileInfo" fileName="${sys:user.home}/logs/info.log"
filePattern="${sys:user.home}/logs/$${date:yyyy-MM}/info-%d{yyyy-MM-dd}-%i.log">
<!--控制臺(tái)只輸出level及以上級(jí)別的信息（onMatch）诵盼，其他的直接拒絕（onMismatch）-->
<ThresholdFilter level="info" onMatch="ACCEPT" onMismatch="DENY"/>
<PatternLayout pattern="[%d{HH:mm:ss:SSS}] [%p] - %l - %m%n"/>
<Policies>
<TimeBasedTriggeringPolicy/>
<SizeBasedTriggeringPolicy size="100 MB"/>
</Policies>
</RollingFile>
<RollingFile name="RollingFileWarn" fileName="${sys:user.home}/logs/warn.log"
filePattern="${sys:user.home}/logs/$${date:yyyy-MM}/warn-%d{yyyy-MM-dd}-%i.log">
<ThresholdFilter level="warn" onMatch="ACCEPT" onMismatch="DENY"/>
<PatternLayout pattern="[%d{HH:mm:ss:SSS}] [%p] - %l - %m%n"/>
<Policies>
<TimeBasedTriggeringPolicy/>
<SizeBasedTriggeringPolicy size="100 MB"/>
</Policies>
<!-- DefaultRolloverStrategy屬性如不設(shè)置惠豺，則默認(rèn)為最多同一文件夾下7個(gè)文件，這里設(shè)置了20 -->
<DefaultRolloverStrategy max="20"/>
</RollingFile>
<RollingFile name="RollingFileError" fileName="${sys:user.home}/logs/error.log"
filePattern="${sys:user.home}/logs/$${date:yyyy-MM}/error-%d{yyyy-MM-dd}-%i.log">
<ThresholdFilter level="error" onMatch="ACCEPT" onMismatch="DENY"/>
<PatternLayout pattern="[%d{HH:mm:ss:SSS}] [%p] - %l - %m%n"/>
<Policies>
<TimeBasedTriggeringPolicy/>
<SizeBasedTriggeringPolicy size="100 MB"/>
</Policies>
</RollingFile>
</appenders>
<!--然后定義logger风宁，只有定義了logger并引入的appender洁墙，appender才會(huì)生效-->
<appender name="LOGSTASH" class="net.logstash.logback.appender.LogstashTcpSocketAppender">
<!--配置logstash的ip和端口，在logstash配置文件中-->
<destination>127.0.0.1:8089</destination>
<encoder charset="UTF-8" class="net.logstash.logback.encoder.LogstashEncoder" />
</appender>
<loggers>
<!--過(guò)濾掉spring和mybatis的一些無(wú)用的DEBUG信息-->
<logger name="org.springframework" level="INFO"/>
<logger name="org.mybatis" level="INFO"/>
<root level="all">
<appender-ref ref="Console"/>
<appender-ref ref="LOGSTASH"/>
<appender-ref ref="RollingFileInfo"/>
<appender-ref ref="RollingFileWarn"/>
<appender-ref ref="RollingFileError"/>
</root>
</loggers>
</configuration>
使用springboot自帶的logback
<?xml version="1.0" encoding="UTF-8"?>
<configuration scan="true" scanPeriod="60 seconds" debug="false">
<include resource="org/springframework/boot/logging/logback/base.xml"/>
<property name="logging.path" value="/service-user/logs"/>
<property name="logging.level" value="INFO"/>
<!--通過(guò)控制臺(tái)輸出的log-->
<appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
<filter class="ch.qos.logback.classic.filter.ThresholdFilter">
<level>${logging.level}</level>
</filter>
<encoder class="ch.qos.logback.classic.encoder.PatternLayoutEncoder">
<!--格式化輸出：%d表示日期戒财，%thread表示線程名热监，%-5level：級(jí)別從左顯示5個(gè)字符寬度%msg：日志消息，%n是換行符-->
<Pattern>%d{HH:mm:ss.SSS} %-5level %logger{80} - %msg%n</Pattern>
</encoder>
</appender>
<appender name="service-demo" class="ch.qos.logback.core.rolling.RollingFileAppender">
<!--append 如果是 true饮寞，日志被追加到文件結(jié)尾孝扛，如果是false列吼，清空現(xiàn)存文件，默認(rèn)是true苦始。-->
<append>true</append>
<filter class="ch.qos.logback.classic.filter.ThresholdFilter">
<level>${logging.level}</level>
</filter>
<file>
${logging.path}/service-demo.log
</file>
<rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
<FileNamePattern>${logging.path}/service-demo.log.%d{yyyy-MM-dd}
</FileNamePattern>
<MaxHistory>30</MaxHistory>
</rollingPolicy>
<encoder class="ch.qos.logback.classic.encoder.PatternLayoutEncoder">
<pattern>%d{yyyy-MM-dd HH:mm:ss.SSS} [%thread] %-5level %logger{50} - %msg%n</pattern>
<charset>UTF-8</charset>
</encoder>
</appender>
<!--<appender name="LOGSTASH" class="net.logstash.logback.appender.LogstashTcpSocketAppender">-->
<!--<destination>127.0.0.1:900</destination>-->
<!--<encoder charset="UTF-8" class="net.logstash.logback.encoder.LogstashEncoder"/>-->
<!--</appender>-->
<root level="INFO">
<appender-ref ref="STDOUT"/>
<appender-ref ref="service-demo"/>
</root>
</configuration>
