使用Zookeeper作為配置中心,實(shí)現(xiàn)配置的修改和自動(dòng)下發(fā),基于Spriing Cloud我們可以輕松的實(shí)現(xiàn)。
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org.springframework.cloud
spring-cloud-starter-zookeeper-config
server.port=8082
spring.application.name=waiter-service
spring.cloud.zookeeper.connect-string=localhost:2181
eureka.client.service-url.defaultZone=http://****:8761/eureka/
#默認(rèn)的配置項(xiàng),訂單折扣率
order.discount=95
/config/應(yīng)?用名,profile/key=value
1、/config是根目錄
2、服務(wù)名是下一級(jí)目錄,這里是waiter-service
3、配置的鍵和值對
spring.cloud.zookeeper.config.root=config
spring.cloud.zookeeper.config.default-context=application
spring.cloud.zookeeper.config.profile-separator=','
1、創(chuàng)建根路徑/config
2、創(chuàng)建服務(wù)名路徑waiter-service
3、配置一個(gè)配置項(xiàng)order.discount = 30
@ConfigurationProperties("order")
@RefreshScope
@Data
@Component
public class OrderProperties {
private Integer discount = 100;
private String waiterPrefix = "test-";
}
@RestController
@RequestMapping("/coffee")
@Slf4j
public class CoffeeController {
@Autowired
private OrderProperties orderProperties;
@PostMapping(path = "/getDiscount")
@ResponseStatus(HttpStatus.CREATED)
public String getDiscount() {
return String.valueOf(orderProperties.getDiscount());
}