注册中心 Consul 迁移到 Nacos

#启动第1个Server节点，集群要求要有3个Server，将容器8500端口映射到主机8900端口，同时开启管理界面docker run -d --name=consul1 -p 8900:8500 -e CONSUL_BIND_INTERFACE=eth0 consul agent --server=true --bootstrap-expect=3 --client=0.0.0.0 -ui
#查看启动后的第一个consul 容器IPdocker exec -it consul1 cat /etc/hosts | grep 172
#启动第2个Server节点，并加入集群docker run -d --name=consul2 -e CONSUL_BIND_INTERFACE=eth0 consul agent --server=true --client=0.0.0.0 --join 第一个容器ip
#启动第3个Server节点，并加入集群docker run -d --name=consul3 -e CONSUL_BIND_INTERFACE=eth0 consul agent --server=true --client=0.0.0.0 --join 第一个容器ip
#启动第4个Client节点，并加入集群docker run -d --name=consul4 -e CONSUL_BIND_INTERFACE=eth0 consul agent --server=false --client=0.0.0.0 --join 第一个容器ip

$ docker run --name nacos-standalone -e MODE=standalone -p 8848:8848 -d nacos/nacos-server:1.2.1

$ docker run --name nacos-sync-db -e MYSQL_ROOT_PASSWORD=root -e MYSQL_DATABASE=nacos_sync -p 3306:3306 -d  mysql:5.7

server.port=8081server.servlet.context-path=/
spring.jpa.properties.hibernate.dialect=org.hibernate.dialect.MySQL5Dialectspring.jpa.hibernate.ddl-auto=update

spring.datasource.url=jdbc:mysql://127.0.0.1:3306/nacos_sync?characterEncoding=utf8spring.datasource.username=rootspring.datasource.password=root

$ ./bin/startup.sh restart

@RestControllerpublic class HelloController {    @GetMapping(value = "/hello")    public String hello() {        return "Hello World from Consul!";    }    @Autowired    private HelloService helloService;    // 注册在Nacos注册中心的服务    @GetMapping(value = "/nacos-hello")    public String hello2() {        return helloService.hello();    }}

@SpringBootApplication@EnableFeignClientspublic class ConsulProviderApplication {    public static void main(String[] args) {        SpringApplication.run(ConsulProviderApplication.class, args);    }    // 引用Nacos同步过来的服务    @FeignClient(name = "nacos-provider-cloud")    public interface HelloService {        @RequestMapping(value = "/hello", method = RequestMethod.GET)        String hello();    }}

@RestControllerpublic class HelloController {    @Autowired    private HelloService helloService;    @GetMapping(value = "/consul-hello")    public String hello() {        return helloService.hello();    }    @GetMapping(value = "/hello")    public String hello2() {        return "Hello World from Nacos!";    }}

@SpringBootApplication@EnableDiscoveryClient@EnableFeignClientspublic class NacosCloudConsulConsumerApplication {    public static void main(String[] args) {        SpringApplication.run(NacosCloudConsulConsumerApplication.class, args);    }    @FeignClient(name = "consul-provider-cloud")    public interface HelloService {        @RequestMapping(value = "/hello", method = RequestMethod.GET)        String hello();    }}