@RestController
public class LogController {
  private static Logger logger = LoggerFactory.getLogger(LogController.class);

  @RequestMapping(value = "logLevel/{logLevel}")
  public String changeLogLevel(@PathVariable("logLevel") String logLevel) {

    try {
      LoggerContext loggerContext = (LoggerContext) LoggerFactory.getILoggerFactory();
      loggerContext.getLogger("org.mybatis").setLevel(Level.valueOf(logLevel));
      loggerContext.getLogger("org.springframework").setLevel(Level.valueOf(logLevel));
    } catch (Exception e) {
      logger.error("動(dòng)態(tài)修改日志級(jí)別出錯(cuò)", e);
      return "fail";
    }

    return "success";
  }
}

<?xml version="1.0" encoding="UTF-8" ?>
<configuration scan="true" scanPeriod="6000">
  <property name="LOG_HOME" value="/export/logs/cmdb/" />
  <property name="APP_NAME" value="cmdb" />
  <property name="LOG_FILE_EXPIRE_TIME" value="180" />

  <appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
    <encoder>
      <pattern>%d{yyyy-MM-dd HH:mm:ss.SSS} | ${APP_NAME} - %p | %thread | %c | line:%L - %m%n</pattern>
    </encoder>
  </appender>
  <appender name="FILE" class="ch.qos.logback.core.rolling.RollingFileAppender">
    <rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
      <fileNamePattern>${LOG_HOME}${APP_NAME}.%d{yyyy-MM-dd}.log</fileNamePattern>
      <maxHistory>${LOG_FILE_EXPIRE_TIME}</maxHistory>
    </rollingPolicy>
    <encoder>
      <pattern>%d{yyyy-MM-dd HH:mm:ss.SSS} | ${APP_NAME} - %p | %thread | %c | line:%L - %m%n</pattern>
    </encoder>
  </appender>

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