logger.xml

<configuration>

    <appender name="FILE" class="ch.qos.logback.core.rolling.RollingFileAppender">
        <file>$LOGS_DIR/application.log</file>
        <rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
            <!-- Daily rollover with compression -->
            <fileNamePattern>application-log-%d{yyyy-MM-dd}.gz</fileNamePattern>
            <!-- keep 30 days worth of history -->
            <maxHistory>30</maxHistory>
        </rollingPolicy>
        <encoder>
            <pattern>%date{yyyy-MM-dd HH:mm:ss ZZZZ} - [%level] - from %logger in %thread %n%message%n%xException%n</pattern>
        </encoder>
    </appender>
    
    <appender name="ACCESS_FILE" class="ch.qos.logback.core.rolling.RollingFileAppender">
        <file>$LOGS_DIR/access.log</file>
        <rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
            <!-- daily rollover with compression -->
            <fileNamePattern>access-log-%d{yyyy-MM-dd}.gz</fileNamePattern>
            <!-- keep 1 week worth of history -->
            <maxHistory>7</maxHistory>
        </rollingPolicy>
        <encoder>
            <pattern>%date{yyyy-MM-dd HH:mm:ss ZZZZ} %message%n</pattern>
            <!-- this quadruples logging throughput -->
            <immediateFlush>false</immediateFlush>
        </encoder>
    </appender>

    <!-- additivity=false ensures access log data only goes to the access log -->
    <logger name="access" level="INFO" additivity="false">
        <appender-ref ref="ACCESS_FILE" />
    </logger>
    
    <root level="INFO">
        <appender-ref ref="FILE"/>
    </root>

</configuration>