1. 项目结构

2. BasicController

package com.wl.test.controller;

import com.wl.test.model.User;
import lombok.extern.slf4j.Slf4j;
import org.springframework.web.bind.annotation.*;


@RestController
@Slf4j
public class BasicController {
    // http://127.0.0.1:8080/user
    @RequestMapping("/user")
    public User user() {
        User user = new User();
        user.setName("张三");
        user.setAge(666);
        log.info("用户信息：{}", user);
        log.debug("用户信息2：{}", user);
        log.warn("用户信息3：{}", user);
        log.error("用户信息4：{}", user);
        return user;
    }

}

3. pom

        <dependency>
            <groupId>org.projectlombok</groupId>
            <artifactId>lombok</artifactId>
            <version>1.18.18</version>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter</artifactId>
            <exclusions>
                <exclusion>
                    <groupId>org.springframework.boot</groupId>
                    <artifactId>spring-boot-starter-logging</artifactId>
                </exclusion>
            </exclusions>
        </dependency>
        <dependency>
            <groupId>org.slf4j</groupId>
            <artifactId>slf4j-api</artifactId>
        </dependency>
        <dependency>
            <groupId>ch.qos.logback</groupId>
            <artifactId>logback-classic</artifactId>
        </dependency>
        <dependency>
            <groupId>ch.qos.logback</groupId>
            <artifactId>logback-core</artifactId>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-web</artifactId>
        </dependency>

4.logback.xml

<?xml version="1.0" encoding="UTF-8"?>
<configuration>
<property name="LOG_PATH" value="E:/docker/logs" />
<property name="FILE_NAME" value="elk-test" />
    <!--默认日志配置-->
    <include resource="org/springframework/boot/logging/logback/defaults.xml"/>

    <!-- 控制台日志 -->
    <appender name="CONSOLE" class="ch.qos.logback.core.ConsoleAppender">
        <encoder class= "ch.qos.logback.classic.encoder.PatternLayoutEncoder" charset="UTF-8">
            <pattern>%d{yyyy-MM-dd HH:mm:ss} [%thread] %highlight(%-5level) %cyan(%logger{50}:%L) - %msg%n</pattern>
        </encoder>
    </appender>

    <!-- Info日志 -->
    <appender name="FILE_INFO" class="ch.qos.logback.core.rolling.RollingFileAppender">
<!--        <filter class="ch.qos.logback.classic.filter.LevelFilter">-->
<!--            <level>INFO</level>-->
<!--            <onMatch>ACCEPT</onMatch>-->
<!--            <onMismatch>DENY</onMismatch>-->
<!--        </filter>-->
        <rollingPolicy class="ch.qos.logback.core.rolling.SizeAndTimeBasedRollingPolicy">
            <!-- 超出maxFileSize，%i会+1，即新建一个文件  -->
            <FileNamePattern>${LOG_PATH}/${FILE_NAME}-%d{yyyy-MM-dd}.%i-info.log</FileNamePattern>
            <!-- 保留的历史日志文件天数 -->
            <maxHistory>30</maxHistory>
            <maxFileSize>100MB</maxFileSize>
        </rollingPolicy>
        <encoder class="ch.qos.logback.classic.encoder.PatternLayoutEncoder" charset="UTF-8">
            <pattern>%d{yyyy-MM-dd HH:mm:ss} [%thread] %-5level %logger{50}:%L - %msg%n</pattern>
        </encoder>
    </appender>

    <!-- Warn日志 -->
    <appender name="FILE_WARN" class="ch.qos.logback.core.rolling.RollingFileAppender">
        <filter class="ch.qos.logback.classic.filter.LevelFilter">
            <level>WARN</level>
            <onMatch>ACCEPT</onMatch>
            <onMismatch>DENY</onMismatch>
        </filter>
        <rollingPolicy class="ch.qos.logback.core.rolling.SizeAndTimeBasedRollingPolicy">
            <FileNamePattern>${LOG_PATH}/${FILE_NAME}-%d{yyyy-MM-dd}.%i-warn.log</FileNamePattern>
            <!-- 保留的历史日志文件天数 -->
            <maxHistory>30</maxHistory>
            <maxFileSize>100MB</maxFileSize>
        </rollingPolicy>
        <encoder class="ch.qos.logback.classic.encoder.PatternLayoutEncoder" charset="UTF-8">
            <pattern>%d{yyyy-MM-dd HH:mm:ss} [%thread] %-5level %logger{50}:%L - %msg%n</pattern>
        </encoder>
    </appender>

    <!-- Error日志 -->
    <appender name="FILE_ERROR" class="ch.qos.logback.core.rolling.RollingFileAppender">
        <filter class="ch.qos.logback.classic.filter.LevelFilter">
            <level>ERROR</level>
            <onMatch>ACCEPT</onMatch>
            <onMismatch>DENY</onMismatch>
        </filter>
        <rollingPolicy class="ch.qos.logback.core.rolling.SizeAndTimeBasedRollingPolicy">
            <FileNamePattern>${LOG_PATH}/${FILE_NAME}-%d{yyyy-MM-dd}.%i-error.log</FileNamePattern>
            <!-- 保留的历史日志文件天数 -->
            <maxHistory>30</maxHistory>
            <maxFileSize>100MB</maxFileSize>
        </rollingPolicy>
        <encoder class="ch.qos.logback.classic.encoder.PatternLayoutEncoder" charset="UTF-8">
            <pattern>%d{yyyy-MM-dd HH:mm:ss} [%thread] %-5level %logger{50}:%L - %msg%n</pattern>
        </encoder>
    </appender>

    <!-- 异步输出 -->
    <appender name="info-asyn" class="ch.qos.logback.classic.AsyncAppender">
        <appender-ref ref="FILE_INFO"/>
        <queueSize>512</queueSize> <!-- 异步队列的大小 -->
    </appender>
    <appender name="warn-asyn" class="ch.qos.logback.classic.AsyncAppender">
        <appender-ref ref="FILE_WARN"/>
        <queueSize>512</queueSize> <!-- 异步队列的大小 -->
    </appender>
    <appender name="error-asyn" class="ch.qos.logback.classic.AsyncAppender">
        <appender-ref ref="FILE_ERROR"/>
        <queueSize>512</queueSize>
    </appender>

    <!-- 应用日志 -->
    <logger name="com.wl.test" additivity="false">
        <appender-ref ref="CONSOLE"/>
        <appender-ref ref="FILE_INFO"/>
        <appender-ref ref="FILE_WARN"/>
        <appender-ref ref="FILE_ERROR"/>
    </logger>


    <!-- 总日志出口 -->
    <root level="info">
        <appender-ref ref="CONSOLE"/>
        <appender-ref ref="info-asyn"/>
        <appender-ref ref="warn-asyn"/>
        <appender-ref ref="error-asyn"/>
    </root>
</configuration>

5. 效果展示

访问：http://127.0.0.1:8080/user

info.png

warn.png

error.png