Spring 官方文档

注册中心model

buildscript {ext {springBootVersion = '1.5.6.RELEASE'}repositories {mavenCentral()}dependencies {classpath("org.springframework.boot:spring-boot-gradle-plugin:${springBootVersion}")}
}apply plugin: 'java'
apply plugin: 'eclipse'
apply plugin: 'org.springframework.boot'version = '0.0.1-SNAPSHOT'
sourceCompatibility = 1.8repositories {mavenCentral()
}ext {springCloudVersion = 'Dalston.SR3'
}dependencies {compile('org.springframework.cloud:spring-cloud-starter-eureka-server')testCompile('org.springframework.boot:spring-boot-starter-test')
}dependencyManagement {imports {mavenBom "org.springframework.cloud:spring-cloud-dependencies:${springCloudVersion}"}
}

package registerserver;import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.cloud.netflix.eureka.server.EnableEurekaServer;/*** 注册中心*/
@EnableEurekaServer
@SpringBootApplication
public class RegisterCenterApplication {public static void main(String[] args) {SpringApplication.run(RegisterCenterApplication.class, args);}
}

application.yml

server:port: 8761eureka:instance:hostname: localhostclient:registerWithEureka: falsefetchRegistry: falseserviceUrl:defaultZone: http://${eureka.instance.hostname}:${server.port}/eureka/

项目目录结构

配置中心model

buildscript {ext {springBootVersion = '1.5.6.RELEASE'}repositories {mavenCentral()}dependencies {classpath("org.springframework.boot:spring-boot-gradle-plugin:${springBootVersion}")}
}apply plugin: 'java'
apply plugin: 'eclipse'
apply plugin: 'org.springframework.boot'version = '0.0.1-SNAPSHOT'
sourceCompatibility = 1.8repositories {mavenCentral()
}ext {springCloudVersion = 'Dalston.SR3'
}dependencies {compile('org.springframework.cloud:spring-cloud-config-server')compile('org.springframework.cloud:spring-cloud-starter-eureka')compile('org.springframework.boot:spring-boot-starter-web')testCompile('org.springframework.boot:spring-boot-starter-test')
}dependencyManagement {imports {mavenBom "org.springframework.cloud:spring-cloud-dependencies:${springCloudVersion}"}
}

package com.cn.config;import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.cloud.config.server.EnableConfigServer;
import org.springframework.cloud.netflix.eureka.EnableEurekaClient;@SpringBootApplication
@EnableConfigServer
@EnableEurekaClient
public class ConfigeServerApplication {public static void main(String[] args) {SpringApplication.run(ConfigeServerApplication.class, args);}
}

application.yml

# 自定义变量
register-center-url: http://localhost:8761/eureka/
# 注册中心地址
eureka.client.serviceUrl.defaultZone: ${register-center-url}
# 配置中心存储配置文件的方式
spring.profiles.active: native
# 应用名称
spring.application.name: config-server
# 端口
server.port: 8888
#本地配置文件存放路径 (${spring.profiles.active} 为native 是才有效)
spring.cloud.config.server.native.searchLocations: classpath:/config
zuul.ignore-local-service=

项目目录结构

zuul网管 model

buildscript {ext {springBootVersion = '1.5.7.RELEASE'}repositories {mavenCentral()}dependencies {classpath("org.springframework.boot:spring-boot-gradle-plugin:${springBootVersion}")}
}apply plugin: 'java'
apply plugin: 'eclipse'
apply plugin: 'org.springframework.boot'group = 'com.cn.pppcar'
version = '0.0.1-SNAPSHOT'
sourceCompatibility = 1.8repositories {mavenCentral()
}ext {springCloudVersion = 'Dalston.SR3'
}dependencies {compile('org.springframework.cloud:spring-cloud-starter-zuul')compile('org.springframework.cloud:spring-cloud-starter-eureka')compile('org.springframework.cloud:spring-cloud-starter-config')testCompile('org.springframework.boot:spring-boot-starter-test')
}dependencyManagement {imports {mavenBom "org.springframework.cloud:spring-cloud-dependencies:${springCloudVersion}"}
}

package com.cn.pppcar;import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.cloud.netflix.eureka.EnableEurekaClient;
import org.springframework.cloud.netflix.zuul.EnableZuulProxy;
import org.springframework.context.annotation.Bean;@SpringBootApplication
@EnableZuulProxy
@EnableEurekaClient
public class ZuulGatewayApplication {public static void main(String[] args) {SpringApplication.run(ZuulGatewayApplication.class, args);}@Beanpublic AccessFilter accessFilter() {return new AccessFilter();}
}

package com.cn.pppcar;import com.netflix.zuul.ZuulFilter;
import com.netflix.zuul.context.RequestContext;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;import javax.servlet.http.HttpServletRequest;/*** Created by nurmemet on 9/19/2017.*/public class AccessFilter extends ZuulFilter {private static Logger log = LoggerFactory.getLogger(AccessFilter.class);@Overridepublic String filterType() {return "pre";}@Overridepublic int filterOrder() {return -10;}@Overridepublic boolean shouldFilter() {return true;}@Overridepublic Object run() {RequestContext ctx = RequestContext.getCurrentContext();HttpServletRequest request = ctx.getRequest();log.info(String.format("%s request to %s", request.getMethod(), request.getRequestURL().toString()));return null;}}

bootstrap.properties

# Flag to say that remote configuration is enabled. Default true;
spring.cloud.config.enabled=true
spring.cloud.config.discovery.enabled=true
spring.cloud.config.discovery.service-id=config-server
# Name of application used to fetch remote properties.
# 远程配置文件名称  如 service0-{profile}.properties
# @Value("${spring.application.name:application}")
#
spring.cloud.config.name=zuul-gateway
# The URI of the remote server (default http://localhost:8888). 配置服务器
spring.cloud.config.uri=http://localhost:8888
# 要启用的环境(test,pro,dev 之类的) 配置服务器得有 ${spring.cloud.config.name}-{spring.cloud.config.profile}.properties文件
spring.cloud.config.profile=test
#spring.cloud.config.label=config-label-test

在配置中心的配置

zuul:ignoredServices: '*'routes:service0:path: /hello/**stripPrefix: false
#      serviceId: service0
#也可以用serviceIdurl: http://localhost:8891/       sensitive-headers: Cookie,Set-Cookie
eureka:client:serviceUrl:defaultZone: http://localhost:8761/eureka/spring:application:name: api-gateway
server:port: 8002

项目目录结构

service0 model

buildscript {ext {springBootVersion = '1.5.6.RELEASE'}repositories {mavenCentral()}dependencies {classpath("org.springframework.boot:spring-boot-gradle-plugin:${springBootVersion}")}
}apply plugin: 'java'
apply plugin: 'eclipse'
apply plugin: 'org.springframework.boot'version = '0.0.1-SNAPSHOT'
sourceCompatibility = 1.8repositories {mavenCentral()
}ext {springCloudVersion = 'Dalston.SR3'
}dependencies {compile('org.springframework.cloud:spring-cloud-starter-eureka')compile('org.springframework.cloud:spring-cloud-starter-config')testCompile('org.springframework.boot:spring-boot-starter-test')
}dependencyManagement {imports {mavenBom "org.springframework.cloud:spring-cloud-dependencies:${springCloudVersion}"}
}

package com.cn.nur;import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.cloud.netflix.eureka.EnableEurekaClient;@SpringBootApplication
@EnableEurekaClient
public class Service0Application {public static void main(String[] args) {SpringApplication.run(Service0Application.class, args);}}

package com.cn.nur;import org.springframework.beans.factory.annotation.Value;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;/*** Created by nurmemet on 9/12/2017.*/
@RestController
@RequestMapping("hello")
public class MyController {@Value("${message}")String msg;@RequestMapping("hello")public String hello(){return "hello "+ msg;}}

bootstrap.yml

# Flag to say that remote configuration is enabled. Default true;
spring.cloud.config.enabled=true
spring.cloud.config.discovery.enabled=true
spring.cloud.config.discovery.service-id=config-server
# Name of application used to fetch remote properties.
# 远程配置文件名称  如 service0-{profile}.properties
# @Value("${spring.application.name:application}")
#
spring.cloud.config.name=service0
# The URI of the remote server (default http://localhost:8888). 配置服务器
spring.cloud.config.uri=http://localhost:8888
# 要启用的环境(test,pro,dev 之类的) 配置服务器得有 ${spring.cloud.config.name}-{spring.cloud.config.profile}.properties文件
spring.cloud.config.profile=test
#spring.cloud.config.label=config-label-test

在配置中心的配置

eureka:client:serviceUrl:defaultZone: http://localhost:8761/eureka/
server:port: 8891spring.application.name: service0
message: nurmemet-test

依次启动 注册中心，配置中心，zuul网管，service0
打开浏览器 localhost:8671 所有服务是否注册成功
浏览器输入 localhost:8002/hello/hello
网管会把这个请求转发到 localhos:8891/hello/hello
所有hello开头的请求都会转发到service0微服务中去