springboot Druid中使用log4j2进行日志输出

╰半橙微兮° 2022-05-20 05:55 384阅读 0赞

## maven的配置 ##

<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>
    
    
    <dependency>
    	<groupId>com.alibaba</groupId>
    	<artifactId>druid-spring-boot-starter</artifactId>
    	<version>1.1.6</version>
    </dependency>

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

log4j2.xml文件中的日志配置(完整，可直接拷贝使用)

<?xml version="1.0" encoding="UTF-8"?>
    <configuration status="OFF">
        <appenders>
    
            <Console name="Console" target="SYSTEM_OUT">
                
                <ThresholdFilter level="DEBUG" onMatch="ACCEPT" onMismatch="DENY"/>
                <PatternLayout pattern="[%d{HH:mm:ss.SSS}] %-5level %class{36} %L %M - %msg%xEx%n"/>
            </Console>
    
            
            
            <RollingFile name="RollingFileDebug" fileName="./logs/debug.log"
                         filePattern="logs/$${date:yyyy-MM}/debug-%d{yyyy-MM-dd}-%i.log.gz">
                <Filters>
                    <ThresholdFilter level="DEBUG"/>
                    <ThresholdFilter level="INFO" onMatch="DENY" onMismatch="NEUTRAL"/>
                </Filters>
                <PatternLayout
                        pattern="[%d{yyyy-MM-dd HH:mm:ss}] %-5level %class{36} %L %M - %msg%xEx%n"/>
                <Policies>
                    <SizeBasedTriggeringPolicy size="500 MB"/>
                    <TimeBasedTriggeringPolicy/>
                </Policies>
            </RollingFile>
    
            
            <RollingFile name="RollingFileInfo" fileName="./logs/info.log"
                         filePattern="logs/$${date:yyyy-MM}/info-%d{yyyy-MM-dd}-%i.log.gz">
                <Filters>
                    
                    <ThresholdFilter level="INFO"/>
                    <ThresholdFilter level="WARN" onMatch="DENY" onMismatch="NEUTRAL"/>
                </Filters>
                <PatternLayout
                        pattern="[%d{yyyy-MM-dd HH:mm:ss}] %-5level %class{36} %L %M - %msg%xEx%n"/>
                <Policies>
                    <SizeBasedTriggeringPolicy size="500 MB"/>
                    <TimeBasedTriggeringPolicy/>
                </Policies>
            </RollingFile>
    
            
            <RollingFile name="RollingFileWarn" fileName="./logs/warn.log"
                         filePattern="logs/$${date:yyyy-MM}/warn-%d{yyyy-MM-dd}-%i.log.gz">
                <Filters>
                    <ThresholdFilter level="WARN"/>
                    <ThresholdFilter level="ERROR" onMatch="DENY" onMismatch="NEUTRAL"/>
                </Filters>
                <PatternLayout
                        pattern="[%d{yyyy-MM-dd HH:mm:ss}] %-5level %class{36} %L %M - %msg%xEx%n"/>
                <Policies>
                    <SizeBasedTriggeringPolicy size="500 MB"/>
                    <TimeBasedTriggeringPolicy/>
                </Policies>
            </RollingFile>
    
            
            <RollingFile name="RollingFileError" fileName="./logs/error.log"
                         filePattern="logs/$${date:yyyy-MM}/error-%d{yyyy-MM-dd}-%i.log.gz">
                <ThresholdFilter level="ERROR"/>
                <PatternLayout
                        pattern="[%d{yyyy-MM-dd HH:mm:ss}] %-5level %class{36} %L %M - %msg%xEx%n"/>
                <Policies>
                    <SizeBasedTriggeringPolicy size="500 MB"/>
                    <TimeBasedTriggeringPolicy/>
                </Policies>
            </RollingFile>
    
            
            <RollingFile name="druidSqlRollingFile" fileName="./logs/druid-sql.log"
                         filePattern="logs/$${date:yyyy-MM}/api-%d{yyyy-MM-dd}-%i.log.gz">
                <PatternLayout pattern="[%d{yyyy-MM-dd HH:mm:ss}] %-5level %L %M - %msg%xEx%n"/>
                <Policies>
                    <SizeBasedTriggeringPolicy size="500 MB"/>
                    <TimeBasedTriggeringPolicy/>
                </Policies>
            </RollingFile>
        </appenders>
    
        <loggers>
            <root level="DEBUG">
                <appender-ref ref="Console"/>
                <appender-ref ref="RollingFileInfo"/>
                <appender-ref ref="RollingFileWarn"/>
                <appender-ref ref="RollingFileError"/>
                <appender-ref ref="RollingFileDebug"/>
            </root>
    
            
            <logger name="druid.sql.Statement" level="debug" additivity="false">
                <appender-ref ref="druidSqlRollingFile"/>
            </logger>
    
            
            <Logger name="org.apache.catalina.startup.DigesterFactory" level="error" />
            <Logger name="org.apache.catalina.util.LifecycleBase" level="error" />
            <Logger name="org.apache.coyote.http11.Http11NioProtocol" level="warn" />
            <logger name="org.apache.sshd.common.util.SecurityUtils" level="warn"/>
            <Logger name="org.apache.tomcat.util.net.NioSelectorPool" level="warn" />
            <Logger name="org.crsh.plugin" level="warn" />
            <logger name="org.crsh.ssh" level="warn"/>
            <Logger name="org.eclipse.jetty.util.component.AbstractLifeCycle" level="error" />
            <Logger name="org.hibernate.validator.internal.util.Version" level="warn" />
            <logger name="org.springframework.boot.actuate.autoconfigure.CrshAutoConfiguration" level="warn"/>
            <logger name="org.springframework.boot.actuate.endpoint.jmx" level="warn"/>
            <logger name="org.thymeleaf" level="warn"/>
        </loggers>
    </configuration>

# application.properties
    logging.config: classpath:log4j2.xml 
    # 配置日志输出
    spring.datasource.druid.filter.slf4j.enabled=true
    spring.datasource.druid.filter.slf4j.statement-create-after-log-enabled=false
    spring.datasource.druid.filter.slf4j.statement-close-after-log-enabled=false
    spring.datasource.druid.filter.slf4j.result-set-open-after-log-enabled=false
    spring.datasource.druid.filter.slf4j.result-set-close-after-log-enabled=false

`另外附上log4j2的用法：https://blog.csdn.net/yangshangwei/article/details/75146896`