? Spring Boot 依賴與配置

Maven 依賴

        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-actuator</artifactId>
        </dependency>

Actuator 配置

management.endpoints.web.exposure.include=loggers

? 初始化配置日志級別

可選的日志級別

• OFF
• ERROR
• WARN
• INFO
• DEBUG
• TRACE

設(shè)置全局日志級別

logging.level.root=INFO

設(shè)置特定 Package/Class 日志級別

logging.level.<Package/Class>=INFO

示例：logging.level.com.anoyi=INFO

? 運行時配置日志級別

查看所有 package / class 日志級別的配置

curl http://127.0.0.1:8080/actuator/loggers

查看單個 package / class 日志級別的配置

# 用法
curl http://127.0.0.1:8080/actuator/loggers/<Package/Class>

# 示例
curl http://127.0.0.1:8080/actuator/loggers/com.anoyi

動態(tài)修改日志級別

# 用法
curl -X POST \
  http://localhost:8080/actuator/loggers/<Package/Class> \
  -d '{"configuredLevel":"<LEVEL>"}'

# 示例
curl -X POST \
  http://localhost:8080/actuator/loggers/com.anoyi \
  -d '{"configuredLevel":"DEBUG"}'

? Github Demo URL

• https://github.com/ChinaSilence/spring-boot-demos/tree/master/02%20-%20logging%20(dynamic%20level)