1.本项目是基于jdk1.8开发的,使用doker容器部署nacos注册中心,及发布服务实例 ,在服务实例中启用spring.cloud.config.discovery.enabled=true配置,实例运行报错,提示找不到DiscoveryClient,
2.程序启动类WaiterServiceApplication
@EnableDiscoveryClient
@SpringBootApplication
public class WaiterServiceApplication {
public static void main(String[] args) {
SpringApplication.run(WaiterServiceApplication.class, args);
}
}
3.bootstrap。properties配置
spring.application.name=waiter-service
spring.cloud.nacos.discovery.server-addr=192.168.40.129:8848
spring.cloud.config.discovery.enabled=true
spring.cloud.config.discovery.service-id=config-service
4.maven pom.xml主要依赖
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-starter-alibaba-nacos-discovery</artifactId>
<version>0.9.0.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-starter-config</artifactId>
</dependency>
5.服务启动报错信息
Caused by: org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type 'org.springframework.cloud.client.discovery.DiscoveryClient' available: expected at least 1 bean which qualifies as autowire candidate. Dependency annotations: {}
at org.springframework.beans.factory.support.DefaultListableBeanFactory.raiseNoMatchingBeanFound(DefaultListableBeanFactory.java:1654) ~[spring-beans-5.1.6.RELEASE.jar:5.1.6.RELEASE]
at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1213) ~[spring-beans-5.1.6.RELEASE.jar:5.1.6.RELEASE]
at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1167) ~[spring-beans-5.1.6.RELEASE.jar:5.1.6.RELEASE]
at org.springframework.beans.factory.support.ConstructorResolver.resolveAutowiredArgument(ConstructorResolver.java:857) ~[spring-beans-5.1.6.RELEASE.jar:5.1.6.RELEASE]
at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:760) ~[spring-beans-5.1.6.RELEASE.jar:5.1.6.RELEASE]
... 43 common frames omitte
6.尝试方案
方案一:移除spring.cloud.config.discovery.enabled=true配置后,程序可以正常启动并成功注册到注册中心,但是无法获取cloud config info
方案二:将spring.cloud.config.discovery.enabled=true 及spring.cloud.config.discovery.service-id=config-service移到application.yml文件中,程序正常启动并成功注册到注册中心,但是无法还是获取cloud config info
7.各位大佬,类似这种情形应该如何处理