Spring Boot Gradle Logback 설정

Spring Boot / Gradle 기반에서 Logback 설정 입니다.
콘솔 로그와 파일 로그 기본 설정 방법으로 작성되었습니다.

# Gradle 설정

• Logback dependencies 추가

    dependencies {
        implementation 'org.bgee.log4jdbc-log4j2:log4jdbc-log4j2-jdbc4:1.16'
    }

---

# Logback 설정 디렉토리 및 파일 구성

    - src
        - main
            - resources
                - log
                    - console.xml
                    - file.xml
                - logback-spring.xml

---

# Logback 로그 설정 파일 추가

• console.xml : 콘솔 로그 설정

    <?xml version="1.0" encoding="UTF-8"?>
    <appender name="CONSOLE" class="ch.qos.logback.core.ConsoleAppender">
        <encoder>
            <charset>UTF-8</charset>
            <pattern>%d{yyyyMMdd HH:mm:ss.SSS} [%thread] %-3level %logger{5} - %msg %n</pattern>
        </encoder>
    </appender>

• 파일 로그 설정 XML 파일 추가

    <?xml version="1.0" encoding="UTF-8"?>
    <appender name="FILE" class="ch.qos.logback.core.rolling.RollingFileAppender">
        <rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
            <fileNamePattern>${LOG_FILE}/stc_api_server_log.%d{yyyy-MM-dd}-%i.log</fileNamePattern>
            <maxHistory>30</maxHistory>
            <timeBasedFileNamingAndTriggeringPolicy class="ch.qos.logback.core.rolling.SizeAndTimeBasedFNATP">
                <maxFileSize>100MB</maxFileSize>
            </timeBasedFileNamingAndTriggeringPolicy>
        </rollingPolicy>
        <encoder>
            <charset>UTF-8</charset>
            <pattern>%d{yyyy:MM:dd HH:mm:ss.SSS} %-5level --- [%thread] %logger{35} : %msg %n</pattern>
        </encoder>
    </appender>

• Spring Boot Logback 설정 XML 추가

  <?xml version="1.0" encoding="UTF-8"?>
    <configuration>
  
        <logger name="jdbc.sqlonly" level="off" />
        <logger name="jdbc.sqltiming" level="info" />
        <logger name="jdbc.audit" level="off" />
        <logger name="jdbc.resultset" level="off" />
        <logger name="jdbc.resultsettable" level="off" />
        <logger name="jdbc.connection" level="off" />
  
        <springProfile name="local">
            <include resource="log/console.xml" />
            <root level="info">
                <appender-ref ref="CONSOLE"/>
            </root>
        </springProfile>
  
        <springProfile name="local-live">
            <include resource="log/console.xml" />
            <root level="info">
                <appender-ref ref="CONSOLE"/>
            </root>
        </springProfile>
  
        <springProfile name="real">
            <include resource="log/file.xml" />
            <root level="info">
                <appender-ref ref="FILE"/>
            </root>
        </springProfile>
  
    </configuration>

# Loagback 설정 application.yaml 추가

• com.project.package : 프로젝트 기본 패키지로 설정

   logging:
       file: /usr/local/logs
       level:
           com.project.package: info