Spring Cloud Eureka主要负责实现微服务架构中的服务治理功能,简易搭建步骤为:
创建maven项目,在pom.xml中配置以下依赖信息:
<parent>
<groupId>org.springframework.bootgroupId>
<artifactId>spring-boot-starter-parentartifactId>
<version>2.1.2.RELEASEversion>
<relativePath/>
parent>
<properties>
<java.version>1.8java.version>
<spring-cloud.version>Greenwich.RELEASEspring-cloud.version>
properties>
<build>
<plugins>
<plugin>
<groupId>org.springframework.bootgroupId>
<artifactId>spring-boot-maven-pluginartifactId>
plugin>
plugins>
build>
<dependencies>
<dependency>
<groupId>org.springframework.cloudgroupId>
<artifactId>spring-cloud-starter-netflix-eureka-serverartifactId>
dependency>
dependencies>
<dependencyManagement>
<dependencies>
<dependency>
<groupId>org.springframework.cloudgroupId>
<artifactId>spring-cloud-dependenciesartifactId>
<version>${spring-cloud.version}version>
<type>pomtype>
<scope>importscope>
dependency>
dependencies>
dependencyManagement>
@EnableEurekaServer
@SpringBootApplication
public class StartApplication {
public static void main(String args[]){
SpringApplication.run(StartApplication.class,args);
}
}
在application.properties中增加如下配置:
spring.application.name=eureka-server
server.port=8761
# 不向注册中心注册自己
eureka.client.register-with-eureka=false
# 不需要检索服务
eureka.client.fetch-registry=false
# 关闭保护机制,使服务正常退出,方便开发与调试
eureka.server.enableSelfPreservation=false
eureka.client.service-url.defaultZone=http://*.*.226.80:8762/eureka/
启动服务后,可通过eureka提供的web控制台查看服务注册状态
新建maven项目,在pom.xml中增加如下依赖:
<parent>
<groupId>org.springframework.bootgroupId>
<artifactId>spring-boot-starter-parentartifactId>
<version>2.1.2.RELEASEversion>
<relativePath/>
parent>
<properties>
<java.version>1.8java.version>
<spring-cloud.version>Greenwich.RELEASEspring-cloud.version>
properties>
<dependency>
<groupId>org.springframework.bootgroupId>
<artifactId>spring-boot-starter-webartifactId>
dependency>
<dependency>
<groupId>org.springframework.cloudgroupId>
<artifactId>spring-cloud-starter-netflix-eureka-clientartifactId>
dependency>
<dependencyManagement>
<dependencies>
<dependency>
<groupId>org.springframework.cloudgroupId>
<artifactId>spring-cloud-dependenciesartifactId>
<version>${spring-cloud.version}version>
<type>pomtype>
<scope>importscope>
dependency>
dependencies>
dependencyManagement>
在application.properties中增加如下配置:
eureka.client.register-with-eureka=true
eureka.client.fetchRegistry=true
eureka.client.server.waitTimeInMsWhenSyncEmpty=0
eureka.client.service-url.defaultZone=http://10.18.226.209:5054/eureka/
eureka.instance.prefer-ip-address=true
eureka.instance.instance-id=springCloud-test:5051
启动服务,可以看到已经成功注册到eureka上
至此eureka已经部署完成
SpringCloudGateway作为SpringCloud生态系中的网关,为微服务架构提供统一的路由管理,并且根据http请求进行相应的匹配、断言、过滤,其简易搭建方法如下:
新建maven项目,在pom.xml中增加如下依赖:
<parent>
<groupId>org.springframework.bootgroupId>
<artifactId>spring-boot-starter-parentartifactId>
<version>2.1.2.RELEASEversion>
<relativePath/>
parent>
<properties>
<java.version>1.8java.version>
<spring-cloud.version>Greenwich.RELEASEspring-cloud.version>
properties>
<dependency>
<groupId>org.springframework.cloudgroupId>
<artifactId>spring-cloud-starter-gatewayartifactId>
dependency>
<dependency>
<groupId>org.springframework.cloudgroupId>
<artifactId>spring-cloud-starter-netflix-eureka-clientartifactId>
dependency>
<dependencyManagement>
<dependencies>
<dependency>
<groupId>org.springframework.cloudgroupId>
<artifactId>spring-cloud-dependenciesartifactId>
<version>${spring-cloud.version}version>
<type>pomtype>
<scope>importscope>
dependency>
dependencies>
dependencyManagement>
在application.properties中增加如下配置:
spring.application.name=springCloud-Gateway-test
server.port=5052
server.tomcat.uri-encoding=utf-8
###############################################################
#默认所有服务转发操作
spring.cloud.gateway.discovery.locator.enabled=true
#小写服务名
spring.cloud.gateway.discovery.locator.lower-case-service-id=true