详解spring-boot actuator（监控）配置和使用

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

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

server: 
 port: 8082 
management: 
 port: 54001 
 health: 
  mail: 
   enabled: false 

{"status":"UP","diskSpace":{"status":"UP","total":120031539200,"free":33554337792,"threshold":10485760},"db":{"status":"UP","dataSource1":{"status":"UP","database":"MySQL","hello":1},"dataSource2":{"status":"UP","database":"MySQL","hello":1}}} 

@SpringBootApplication 
@EnableScheduling 
public class MySpringBootApplication implements HealthIndicator{ 
  private static Logger logger = LoggerFactory.getLogger(MySpringBootApplication.class); 
   
  public static void main(String[] args) { 
    SpringApplication.run(MySpringBootApplication.class, args); 
    logger.info("My Spring Boot Application Started"); 
  } 
 
  /** 
   * 在/health接口调用的时候，返回多一个属性："mySpringBootApplication":{"status":"UP","hello":"world"} 
   */ 
  @Override 
  public Health health() { 
    return Health.up().withDetail("hello", "world").build(); 
  } 
} 

info: 
 app: 
  name: "@project.name@" #从pom.xml中获取 
  description: "@project.description@" 
  version: "@project.version@" 
  spring-boot-version: "@project.parent.version@"