springboot-base/src/main/resources/logback-spring.xml

<?xml version="1.0" encoding="UTF-8" ?>
<configuration>
    <springProperty scope="context" name="applicationname" source="spring.application.name"/>
    <!-- 声明变量 -->
    <substitutionProperty name="log.base" value="${LOG_PATH:-/opt/logs/${applicationname}}/${LOG_FILE:-${applicationname}}"/>

    <appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
        <layout class="ch.qos.logback.classic.PatternLayout">
            <pattern>%-4d [%green(%thread)] %highlight(%-5level)  %cyan(%-40.40logger{39}:%L) - %m%n</pattern>
        </layout>
    </appender>

    <appender name="FILE" class="ch.qos.logback.core.rolling.RollingFileAppender">
        <rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
            <fileNamePattern>${log.base}.%d{yyyy-MM-dd}.log</fileNamePattern>
            <maxHistory>30</maxHistory>
        </rollingPolicy>
        <encoder>
            <pattern>[%d{yy-MM-dd HH:mm:ss.SSS}] [%cn] [%thread] %-5level %-40.40logger{39} - %msg%n</pattern>
            <charset>utf-8</charset>
        </encoder>
    </appender>

    <root level="INFO">
        <appender-ref ref="STDOUT"/>
        <appender-ref ref="FILE"/>
    </root>
    <jmxConfigurator/>
</configuration>