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增加 spring cloud gateway 网关的示例

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YunaiV
2020-02-25 20:00:20 +08:00
parent 96c5b98208
commit bc9749107f
11 changed files with 311 additions and 2 deletions
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README.md
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* [《Spring Cloud 专栏》](https://github.com/YunaiV/SpringBoot-Labs#spring-cloud-%E4%B8%93%E6%A0%8F)
* [《Dubbo 专栏》](https://github.com/YunaiV/SpringBoot-Labs#Dubbo-%E4%B8%93%E6%A0%8F)
作为一个热爱**深夜**撸码的 18 岁秃头的可爱小男孩，希望大佬能够**一间三连**。
作为一个热爱**深夜**撸码的 18 岁秃头的可爱小男孩，希望大佬能够**一键三连**。
![一间三连](http://static.iocoder.cn/github-star.jpg)
~~交流~~**装逼群**，请点击[传送门](http://www.iocoder.cn/mall-user-group/?vip&gitee)，进行引导加入。**亲，一间三连啊**
> ~~交流~~**装逼群**，请点击[传送门](http://www.iocoder.cn/mall-user-group/?vip&gitee)，进行引导加入。**亲，一键三连啊**
# Spring Boot 专栏

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labx-08/labx-08-sc-gateway-demo02-registry/pom.xml Normal file
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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">
<parent>
<artifactId>labx-08</artifactId>
<groupId>cn.iocoder.springboot.labs</groupId>
<version>1.0-SNAPSHOT</version>
</parent>
<modelVersion>4.0.0</modelVersion>
<artifactId>labx-08-sc-gateway-demo02-registry</artifactId>
<properties>
<spring.boot.version>2.2.4.RELEASE</spring.boot.version>
<spring.cloud.version>Hoxton.SR1</spring.cloud.version>
<spring.cloud.alibaba.version>2.2.0.RELEASE</spring.cloud.alibaba.version>
</properties>
<!--
引入 Spring Boot、Spring Cloud、Spring Cloud Alibaba 三者 BOM 文件，进行依赖版本的管理，防止不兼容。
在 https://dwz.cn/mcLIfNKt 文章中，Spring Cloud Alibaba 开发团队推荐了三者的依赖关系
-->
<dependencyManagement>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>${spring.boot.version}</version>
<type>pom</type>
<scope>import</scope>
</dependency>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-dependencies</artifactId>
<version>${spring.cloud.version}</version>
<type>pom</type>
<scope>import</scope>
</dependency>
<dependency>
<groupId>com.alibaba.cloud</groupId>
<artifactId>spring-cloud-alibaba-dependencies</artifactId>
<version>${spring.cloud.alibaba.version}</version>
<type>pom</type>
<scope>import</scope>
</dependency>
</dependencies>
</dependencyManagement>
<dependencies>
<!-- 引入 Spring Cloud Gateway 相关依赖，使用它作为网关，并实现对其的自动配置 -->
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-starter-gateway</artifactId>
</dependency>
<!-- 引入 Spring Cloud Alibaba Nacos Discovery 相关依赖，将 Nacos 作为注册中心，并实现对其的自动配置 -->
<dependency>
<groupId>com.alibaba.cloud</groupId>
<artifactId>spring-cloud-starter-alibaba-nacos-discovery</artifactId>
</dependency>
</dependencies>
</project>

13
labx-08/labx-08-sc-gateway-demo02-registry/src/main/java/cn/iocoder/springcloud/labx08/gatewaydemo/GatewayApplication.java Normal file
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package cn.iocoder.springcloud.labx08.gatewaydemo;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
@SpringBootApplication
public class GatewayApplication {
public static void main(String[] args) {
SpringApplication.run(GatewayApplication.class, args);
}
}

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labx-08/labx-08-sc-gateway-demo02-registry/src/main/resources/application.yaml Normal file
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server:
port: 8888
spring:
cloud:
# Spring Cloud Gateway 配置项，对应 GatewayProperties 类
gateway:
# 路由配置项，对应 RouteDefinition 数组
routes:
- id: yudaoyuanma # 路由的编号
uri: http://www.iocoder.cn # 路由到的目标地址
predicates: # 断言，作为路由的匹配条件，对应 RouteDefinition 数组
- Path=/blog
filters:
- StripPrefix=1
- id: oschina # 路由的编号
uri: https://www.oschina.net # 路由的目标地址
predicates: # 断言，作为路由的匹配条件，对应 RouteDefinition 数组
- Path=/oschina
filters: # 过滤器，对请求进行拦截，实现自定义的功能，对应 FilterDefinition 数组
- StripPrefix=1
# 与 Spring Cloud 注册中心的集成，对应 DiscoveryLocatorProperties 类
discovery:
locator:
enabled: true # 是否开启，默认为 false 关闭
url-expression: "'lb://' + serviceId" # 路由的目标地址的表达式，默认为 "'lb://' + serviceId"
# Nacos 作为注册中心的配置项
nacos:
discovery:
server-addr: 127.0.0.1:8848 # Nacos 服务器地址

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labx-08/labx-08-sc-user-service/pom.xml Normal file
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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">
<parent>
<artifactId>labx-08</artifactId>
<groupId>cn.iocoder.springboot.labs</groupId>
<version>1.0-SNAPSHOT</version>
</parent>
<modelVersion>4.0.0</modelVersion>
<artifactId>labx-08-sc-user-service</artifactId>
<properties>
<spring.boot.version>2.2.4.RELEASE</spring.boot.version>
<spring.cloud.version>Hoxton.SR1</spring.cloud.version>
<spring.cloud.alibaba.version>2.2.0.RELEASE</spring.cloud.alibaba.version>
</properties>
<!--
引入 Spring Boot、Spring Cloud、Spring Cloud Alibaba 三者 BOM 文件，进行依赖版本的管理，防止不兼容。
在 https://dwz.cn/mcLIfNKt 文章中，Spring Cloud Alibaba 开发团队推荐了三者的依赖关系
-->
<dependencyManagement>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>${spring.boot.version}</version>
<type>pom</type>
<scope>import</scope>
</dependency>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-dependencies</artifactId>
<version>${spring.cloud.version}</version>
<type>pom</type>
<scope>import</scope>
</dependency>
<dependency>
<groupId>com.alibaba.cloud</groupId>
<artifactId>spring-cloud-alibaba-dependencies</artifactId>
<version>${spring.cloud.alibaba.version}</version>
<type>pom</type>
<scope>import</scope>
</dependency>
</dependencies>
</dependencyManagement>
<dependencies>
<!-- 引入 SpringMVC 相关依赖，并实现对其的自动配置 -->
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<!-- 引入 Spring Cloud Alibaba Nacos Discovery 相关依赖，将 Nacos 作为注册中心，并实现对其的自动配置 -->
<dependency>
<groupId>com.alibaba.cloud</groupId>
<artifactId>spring-cloud-starter-alibaba-nacos-discovery</artifactId>
</dependency>
</dependencies>
</project>

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labx-08/labx-08-sc-user-service/src/main/java/cn/iocoder/springcloud/labx08/userservice/UserServiceApplication.java Normal file
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package cn.iocoder.springcloud.labx08.userservice;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
@SpringBootApplication
public class UserServiceApplication {
public static void main(String[] args) {
SpringApplication.run(UserServiceApplication.class, args);
}
}

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labx-08/labx-08-sc-user-service/src/main/java/cn/iocoder/springcloud/labx08/userservice/controller/UserController.java Normal file
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package cn.iocoder.springcloud.labx08.userservice.controller;
import cn.iocoder.springcloud.labx08.userservice.dto.UserAddDTO;
import cn.iocoder.springcloud.labx08.userservice.dto.UserDTO;
import org.springframework.web.bind.annotation.*;
@RestController
@RequestMapping("/user")
public class UserController {
@GetMapping("/get")
public UserDTO get(@RequestParam("id") Integer id) {
return new UserDTO().setId(id)
.setName("没有昵称：" + id)
.setGender(id % 2 + 1); // 1 - 男；2 - 女
}
@PostMapping("/add")
public Integer add(UserAddDTO addDTO) {
return (int) (System.currentTimeMillis() / 1000); // 嘿嘿，随便返回一个 id
}
}

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labx-08/labx-08-sc-user-service/src/main/java/cn/iocoder/springcloud/labx08/userservice/dto/UserAddDTO.java Normal file
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package cn.iocoder.springcloud.labx08.userservice.dto;
import java.io.Serializable;
/**
* 用户添加 DTO
*/
public class UserAddDTO implements Serializable {
/**
* 昵称
*/
private String name;
/**
* 性别
*/
private Integer gender;
public String getName() {
return name;
}
public UserAddDTO setName(String name) {
this.name = name;
return this;
}
public Integer getGender() {
return gender;
}
public UserAddDTO setGender(Integer gender) {
this.gender = gender;
return this;
}
}

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labx-08/labx-08-sc-user-service/src/main/java/cn/iocoder/springcloud/labx08/userservice/dto/UserDTO.java Normal file
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package cn.iocoder.springcloud.labx08.userservice.dto;
import java.io.Serializable;
/**
* 用户信息 DTO
*/
public class UserDTO implements Serializable {
/**
* 用户编号
*/
private Integer id;
/**
* 昵称
*/
private String name;
/**
* 性别
*/
private Integer gender;
public Integer getId() {
return id;
}
public UserDTO setId(Integer id) {
this.id = id;
return this;
}
public String getName() {
return name;
}
public UserDTO setName(String name) {
this.name = name;
return this;
}
public Integer getGender() {
return gender;
}
public UserDTO setGender(Integer gender) {
this.gender = gender;
return this;
}
}

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labx-08/labx-08-sc-user-service/src/main/resources/application.yaml Normal file
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spring:
application:
name: user-service # Spring 应用名
cloud:
nacos:
# Nacos 作为注册中心的配置项
discovery:
server-addr: 127.0.0.1:8848 # Nacos 服务器地址 "'lb://'+serviceId"
server:
port: ${random.int[10000,19999]} # 服务器端口。默认为 8080
# port: 18080 # 服务器端口。默认为 8080

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labx-08/pom.xml
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<packaging>pom</packaging>
<modules>
<module>labx-08-sc-gateway-demo01</module>
<module>labx-08-sc-gateway-demo02-registry</module>
<module>labx-08-sc-user-service</module>
</modules>