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SpringCloud Finchley+Spring Boot 2.0 集成Consul的方法示例(1.2版本)

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概述:

spring boot 2.0相对于之前的版本,变化还是很大的。首先对jdk的版本要求已经不能低于1.8,其次依赖的spring的版本也是最新版本5.0,并集成了功能强大的webflux等.

springcloud finchley 版本的升级也带来了全新组件:spring cloud function 和 spring cloud gateway ,前者致力于函数式编程模块的整合,后者则是网关netflix zuul 的替换组件.

1)需要的依赖:

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<?xml version= "1.0" encoding= "utf-8" ?>
<project xmlns= "http://maven.apache.org/pom/4.0.0" xmlns:xsi= "http://www.w3.org/2001/xmlschema-instance"
    xsi:schemalocation= "http://maven.apache.org/pom/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" >
  <modelversion> 4.0 . 0 </modelversion>
 
  <groupid>com.iyb</groupid>
  <artifactid>saturn</artifactid>
  <version> 0.0 . 1 -snapshot</version>
  <packaging>jar</packaging>
 
  <name>sc-saturn</name>
  <description>sc-saturn for spring boot</description>
 
  <parent>
   <groupid>org.springframework.boot</groupid>
   <artifactid>spring-boot-starter-parent</artifactid>
   <version> 2.0 . 1 .release</version>
  </parent>
 
  <properties>
   <project.build.sourceencoding>utf- 8 </project.build.sourceencoding>
   <project.reporting.outputencoding>utf- 8 </project.reporting.outputencoding>
   <java.version> 1.8 </java.version>
   <mapper.version> 3.4 . 0 </mapper.version>
   <pagehelper.version> 4.1 . 6 </pagehelper.version>
   <fastjson.version> 1.2 . 13 </fastjson.version>
   <jackson.version> 2.8 . 5 </jackson.version>
   <druid.version> 1.0 . 27 </druid.version>
   <mysql.version> 5.1 . 40 </mysql.version>
   <commons-fileupload.version> 1.3 . 1 </commons-fileupload.version>
  </properties>
 
 
  <dependencies>
 
   <!--starter begin-->
   <!--spring cloud starter-->
 
   <dependency>
    <groupid>org.springframework.cloud</groupid>
    <artifactid>spring-cloud-starter-consul-discovery</artifactid>
   </dependency>
   <dependency>
    <groupid>org.springframework.cloud</groupid>
    <artifactid>spring-cloud-starter-config</artifactid>
   </dependency>
   <dependency>
    <groupid>org.springframework.cloud</groupid>
    <artifactid>spring-cloud-starter-openfeign</artifactid>
   </dependency>
   <dependency>
    <groupid>org.springframework.cloud</groupid>
    <artifactid>spring-cloud-starter-netflix-hystrix</artifactid>
   </dependency>
   <dependency>
    <groupid>org.springframework.cloud</groupid>
    <artifactid>spring-cloud-starter-netflix-zuul</artifactid>
   </dependency>
   <dependency>
    <groupid>org.springframework.cloud</groupid>
    <artifactid>spring-cloud-starter-netflix-ribbon</artifactid>
   </dependency>
    <dependency>
    <groupid>org.springframework.cloud</groupid>
    <artifactid>spring-cloud-starter-sleuth</artifactid>
   </dependency>
 
 
   <!--tomcat starter-->
   <dependency>
    <groupid>org.springframework.boot</groupid>
    <artifactid>spring-boot-starter-tomcat</artifactid>
    <scope>provided</scope>
   </dependency>
   <dependency>
    <groupid>org.apache.tomcat.embed</groupid>
    <artifactid>tomcat-embed-jasper</artifactid>
    <scope>compile</scope>
   </dependency>
    <!--actuator starter-->
   <dependency>
    <groupid>org.springframework.boot</groupid>
    <artifactid>spring-boot-starter-actuator</artifactid>
   </dependency>
 
 
   <!--spring boot starter-->
   <dependency>
    <groupid>org.springframework.boot</groupid>
    <artifactid>spring-boot-starter</artifactid>
   </dependency>
 
   <!--spring starter-->
   <dependency>
    <groupid>org.springframework.boot</groupid>
    <artifactid>spring-boot-starter-jdbc</artifactid>
   </dependency>
   <dependency>
    <groupid>org.springframework.boot</groupid>
    <artifactid>spring-boot-starter-aop</artifactid>
   </dependency>
   <dependency>
    <groupid>org.springframework.boot</groupid>
    <artifactid>spring-boot-starter-data-redis</artifactid>
   </dependency>
   <dependency>
    <groupid>org.springframework.boot</groupid>
    <artifactid>spring-boot-starter-web</artifactid>
   </dependency>
 
   <!--fastjon-->
   <dependency>
    <groupid>com.alibaba</groupid>
    <artifactid>fastjson</artifactid>
    <version>${fastjson.version}</version>
   </dependency>
 
   <dependency>
    <groupid>io.github.openfeign</groupid>
    <artifactid>feign-gson</artifactid>
    <version> 9.3 . 1 </version>
   </dependency>
 
   <!--lombok-->
   <dependency>
    <groupid>org.projectlombok</groupid>
    <artifactid>lombok</artifactid>
   </dependency>
 
   <dependency>
    <groupid>log4j</groupid>
    <artifactid>log4j</artifactid>
    <version> 1.2 . 17 </version>
   </dependency>
 
 
   <dependency>
    <groupid>commons-beanutils</groupid>
    <artifactid>commons-beanutils</artifactid>
   </dependency>
   <dependency>
    <groupid>commons-collections</groupid>
    <artifactid>commons-collections</artifactid>
   </dependency>
   <dependency>
    <groupid>org.apache.commons</groupid>
    <artifactid>commons-lang3</artifactid>
    <version> 3.4 </version>
   </dependency>
   <dependency>
    <groupid>com.netflix.feign</groupid>
    <artifactid>feign-gson</artifactid>
    <version> 8.15 . 1 </version>
   </dependency>
 
  </dependencies>
 
 
 
  // spring cloud finchley.release
  <dependencymanagement>
   <dependencies>
    <dependency>
     <groupid>org.springframework.cloud</groupid>
     <artifactid>spring-cloud-dependencies</artifactid>
     <version>finchley.release</version>
     <type>pom</type>
     <scope> import </scope>
    </dependency>
   </dependencies>
  </dependencymanagement>
 
</project>

需要注意的地方:

部分依赖做了改变:

  。

旧版本 finchley 版本
spring-cloud-starter-eureka-client spring-cloud-starter-netflix-eureka-client
spring-cloud-starter-eureka-server spring-cloud-starter-netflix-eureka-server
spring-cloud-starter-hystrix spring-cloud-starter-netflix-hystrix
spring-cloud-starter-hystrix-dashboard spring-cloud-starter-netflix-hystrix-dashboard
spring-cloud-starter-ribbon spring-cloud-starter-netflix-ribbon
spring-cloud-starter-turbine spring-cloud-starter-netflix-turbine
spring-cloud-starter-zuul spring-cloud-starter-netflix-zuul
spring-cloud-starter-feign spring-cloud-starter-openfeign

  。

新版本的 springcloud 上面的依赖都发生了变化,依赖中都引入了 netflix,或许是为了声明吧(组件的实现底层并非spring).

log4j依赖:

在spring cloud之前的版本中,日志只需要引入lombok即可,但是finchley版本需要单独的引用.

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<!--lombok-->
   <dependency>
    <groupid>org.projectlombok</groupid>
    <artifactid>lombok</artifactid>
   </dependency>
 
   <dependency>
    <groupid>log4j</groupid>
    <artifactid>log4j</artifactid>
    <version> 1.2 . 17 </version>
   </dependency>

2)集成consul配置文件:

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spring:
  application:
  name: sc-saturn
  profiles:
  active: dev
 
  cloud:
  config:
#  uri: http: //localhost:9999
   discovery:
   enabled: false
   serviceid: sc-earth-config-server
   label: master
   profile: pre
  consul:
   host: http: //localhost:8500
   port: 80
   discovery:
    prefer-ip-address: true
    #这里是重写健康检查的endpoint,默认为 /health,重写是为了节省不必要的网络传输,只需要http 200 状态码即可
    health-check-path: /ok/health
    heartbeat:
    enabled: false

3)启动类:

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@springbootapplication
@enablefeignclients
@enablezuulserver
@componentscan (basepackages={ "com.iyb.ak" })
@enablediscoveryclient
@slf4j
public class saturnapplication implements commandlinerunner{
 
  public static void main(string[] args) {
   springapplication.run(saturnapplication. class , args);
  }
 
 
  @override
  public void run(string... args) throws exception {
   log.info( ">>>>>>>>>>>>>>> sc-saturn 启动完成<<<<<<<<<<<<<" );
  }
}

4)示例:

SpringCloud Finchley+Spring Boot 2.0 集成Consul的方法示例(1.2版本)

注册中心:

SpringCloud Finchley+Spring Boot 2.0 集成Consul的方法示例(1.2版本)

可以看到 sc-saturn 已经成功注册到 consul中了。另外,上面的consul ui界面发生了变化,这是1.2版本做出的优化,相较以前的ui界面,已经好看很多了.

以上就是本文的全部内容,希望对大家的学习有所帮助,也希望大家多多支持我.

原文链接:https://blog.csdn.net/woshilijiuyi/article/details/80969407 。

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