Nacos是一个更易于构建云原生应用的动态服务发现、配置管理和服务管理平台,Nacos 致力于帮助您发现、配置和管理微服务。Nacos 提供了一组简单易用的特性集,帮助您快速实现动态服务发现、服务配置、服务元数据及流量管理。
1、跟之前新建SpringBoot自定义扩展一样,我们在GitEgg_Platform中新建gitegg-platform-cloud子工程,此工程主要用于Spring Cloud相关功能的自定义及扩展。
2、在GitEgg_Platform中的gitegg-platform-bom子工程添加SpringCloud Alibaba的依赖
org.springframework.boot spring-boot-starter-parent2.3.3.RELEASE 4.0.0 com.gitegg.platform gitegg-platform-bom${project.artifactId} ${gitegg.project.version} pom 1.8 3.8.1 UTF-8 UTF-8 UTF-8 1.0-SNAPSHOT 8.0.17 9.1-901.jdbc4 1.1.23 3.4.0 3.0.1 2.2.3.RELEASE com.gitegg.platform gitegg-platform-db${gitegg.project.version} com.gitegg.platform gitegg-platform-mybatis${gitegg.project.version} com.gitegg.platform gitegg-platform-swagger${gitegg.project.version} com.gitegg.platform gitegg-platform-boot${gitegg.project.version} com.gitegg.platform gitegg-platform-cloud${gitegg.project.version} mysql mysql-connector-java${mysql.connector.version} postgresql postgresql${postgresql.connector.version} com.alibaba druid-spring-boot-starter${druid.version} com.baomidou mybatis-plus-boot-starter${mybatis.plus.version} com.github.xiaoymin knife4j-dependencies${knife4j.version} pom import com.alibaba.cloud spring-cloud-alibaba-dependencies${spring.cloud.alibaba} pom import
3、在gitegg-platform-cloud工程中引入spring-cloud-starter-alibaba-nacos-discovery
GitEgg-Platform com.gitegg.platform 1.0-SNAPSHOT 4.0.0 gitegg-platform-cloud${project.artifactId} ${project.parent.version} jar com.alibaba.cloud spring-cloud-starter-alibaba-nacos-discovery
4、GitEgg_Platform工程重新执行install,在GitEgg_Cloud的子工程gitegg-service中引入gitegg-platform-cloud
GitEgg-Cloud com.gitegg.cloud 1.0-SNAPSHOT 4.0.0 gitegg-servicepom gitegg-service-base gitegg-service-bigdata gitegg-service-system com.gitegg.platform gitegg-platform-bootcom.gitegg.platform gitegg-platform-cloudcom.gitegg.platform gitegg-platform-dbcom.gitegg.platform gitegg-platform-mybatiscom.gitegg.platform gitegg-platform-swaggerorg.springframework.boot spring-boot-starter-weborg.springframework.boot spring-boot-starter-actuator
5、修改application.yml文件,添加nacos配置:
server: port: 8001 spring: application: name: gitegg-service-system cloud: nacos: discovery: server-addr: 127.0.0.1:8848 datasource: type: com.alibaba.druid.pool.DruidDataSource url: jdbc:mysql://127.0.0.1/gitegg_cloud?zeroDateTimeBehavior=convertToNull&useUnicode=true&characterEncoding=utf8&allowMultiQueries=true username: root password: root initialSize: 1 minIdle: 3 maxActive: 20 # 配置获取连接等待超时的时间 maxWait: 60000 # 配置间隔多久才进行一次检测,检测需要关闭的空闲连接,单位是毫秒 timeBetweenEvictionRunsMillis: 60000 # 配置一个连接在池中最小生存的时间,单位是毫秒 minEvictableIdleTimeMillis: 30000 validationQuery: select 'x' testWhileIdle: true testOnBorrow: false testOnReturn: false # 打开PSCache,并且指定每个连接上PSCache的大小 poolPreparedStatements: true maxPoolPreparedStatementPerConnectionSize: 20 # 配置监控统计拦截的filters,去掉后监控界面sql无法统计,'wall'用于防火墙 filters: config,stat,slf4j # 通过connectProperties属性来打开mergeSql功能;慢SQL记录 connectionProperties: druid.stat.mergeSql=true;druid.stat.slowSqlMillis=5000; # 合并多个DruidDataSource的监控数据 useGlobalDataSourceStat: true mybatis-plus: mapper-locations: classpath*:/com/giteggmapper @EnableDiscoveryClient @ComponentScan(basePackages = "com.gitegg") @MapperScan("com.gitegg.*.*.mapper") @SpringBootApplication public class GitEggSystemApplication { public static void main(String[] args) { SpringApplication.run(GitEggSystemApplication.class,args); } }
7、在浏览器中打开nacos的地址,点击左侧菜单的服务列表,可以查看到服务已经注册到nacos
本文源码在https://gitee.com/wmz1930/GitEgg 的chapter-09分支。
Gitee: https://gitee.com/wmz1930/GitEgg
GitHub: https://github.com/wmz1930/GitEgg
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