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SOP/doc/docs/files/10011_项目接入到SOP.md

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# 项目接入到SOP
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以springboot项目为例,完整项目可参考sop-example下的sop-story
- pom.xml添加版本配置
```xml
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<!-- springboot 版本-->
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<spring-boot.version>2.3.2.RELEASE</spring-boot.version>
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<!-- spring cloud 版本 -->
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<spring-cloud.version>Hoxton.SR8</spring-cloud.version>
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<!-- spring cloud alibaba 版本 -->
<!-- 具体版本对应关系见:https://github.com/alibaba/spring-cloud-alibaba/wiki/%E7%89%88%E6%9C%AC%E8%AF%B4%E6%98%8E -->
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<spring-cloud-alibaba.version>2.2.5.RELEASE</spring-cloud-alibaba.version>
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```
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- pom.xml添加`<dependencyManagement>`控制版本
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```xml
<dependencyManagement>
<dependencies>
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<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-dependencies</artifactId>
<version>${spring-boot.version}</version>
<type>pom</type>
<scope>import</scope>
</dependency>
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<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-dependencies</artifactId>
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<version>${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>
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<type>pom</type>
<scope>import</scope>
</dependency>
</dependencies>
</dependencyManagement>
```
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- pom.xml依赖sop-service-common和nacos服务发现
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```xml
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<dependency>
<groupId>com.gitee.sop</groupId>
<artifactId>sop-service-common</artifactId>
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<version>最新版本</version>
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</dependency>
<dependency>
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<groupId>com.alibaba.cloud</groupId>
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<artifactId>spring-cloud-starter-alibaba-nacos-discovery</artifactId>
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</dependency>
```
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- application.properties配置文件添加
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```properties
server.port=2222
spring.application.name=story-service
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# nacos注册中心
spring.cloud.nacos.discovery.server-addr=127.0.0.1:8848
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```
- 在springboot启动类上添加`@EnableDiscoveryClient`
- 新增一个配置类,继承`AlipayServiceConfiguration.java`,内容为空
```java
@Configuration
public class OpenServiceConfig extends AlipayServiceConfiguration {
}
```
到此准备工作就完成了,接下来可前往`新增接口`查看如何新增接口。
## 非Java项目接入
如果是非Java项目接入,如php,需要做到以下几点:
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> 1. 提供路由配置接口
> 2. 服务注册到nacos,并在nacos的metadata中指定接口路径,metadata的key为:`sop.routes.path`
- 提供路由配置接口
php应用提供的接口需要返回如下json内容:
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假设请求的接口为:`http://open.xxx.com/get_routes`
```json
{
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"serviceId": "goods-service",
"createTime": 1568603471646,
"updateTime": 1568603471646,
"description": null,
"routeDefinitionList": [
{
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"id": "goods.list1.0",
"name": "goods.list",
"version": "1.0",
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"uri": "lb://goods-service",
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"path": "/goods/list_goods",
"order": 0,
"ignoreValidate": 0,
"status": 1,
"mergeResult": 1,
"permission": 0
},
...
]
}
```
json参数说明
|参数名|是否必填|说明|
|:----|:----|:----|
|serviceId |是|serviceId,服务id |
|createTime |是|创建时间,Unix timestamp,毫秒 |
|updateTime |是|修改时间,Unix timestamp,毫秒 |
|description|否|描述|
|routeDefinitionList元素参数说明|是|路由配置,见:routeDefinitionList元素参数说明|
routeDefinitionList元素参数说明
|参数名|是否必填|说明|
|:----|:----|:----|
|id |是|路由id,全局唯一,格式:接口名+版本号 |
|name|是|接口名称|
|version|是|版本号|
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|uri|是|格式:lb:// + serviceId,如:lb://goods-service|
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|path|是|接口path,填端口号后面的path,如你的接口为`http://open.domain.com:8080/goods/list_goods`,填:`/goods/list_goods`|
|order|是|固定填:0|
|ignoreValidate|是|忽略签名验证,1:是,0:否|
|status|是|启用状态,1:启用,2:禁用|
|mergeResult|是|是否统一返回结果,1:是,0:否|
|permission|是|是否需要权限访问,1:是,0:否|
- 服务注册到nacos
可前往nacos官网,参考[open-api](https://nacos.io/zh-cn/docs/open-api.html),使用nacos提供的接口完成服务注册
- 在nacos的metadata中指定接口路径
伪代码如下:
```java
Instance instance = new Instance();
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instance.setServiceName("goods-service");
instance.setIp("192.168.0.11");
instance.setPort(8080);
// 在nacos的metadata中指定接口路径
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instance.getMetadata().put("sop.routes.path", "http://open.xxx.com/get_routes");
namingService.registerInstance(serviceId, instance);
```
完成以上步骤后,php服务注册到nacos,网关会触发监听事件,获取新注册的服务,然后会向你的服务拉取路由配置。