pull/3/head
tanghc 4 years ago
parent 25fa143dda
commit 45ceebc34b
  1. 53
      doc/docs/files/90100_常见问题.md

@ -1,10 +1,5 @@
# 常见问题
## 在zuul过滤器中获取请求参数
```java
ApiParam param = ZuulContext.getApiParam();
```
## 在SpringCloudGateway中获取请求参数
@ -15,41 +10,15 @@ ApiParam apiParam = ServerWebExchangeUtil.getApiParam(exchange);
## 微服务端如何获取appId等参数
```java
OpenContext openContext = ServiceContext.getCurrentContext().getOpenContext();
String appId = openContext.getAppId();
String app_id = request.getParameter("app_id");
```
## 在其它地方获取业务参数
```java
OpenContext openContext = ServiceContext.getCurrentContext().getOpenContext();
Story bizObject = (Story)openContext.getBizObject();
OpenContext openContext = ServiceContext.getCurrentContext().getOpenContext();
Story bizObject = openContext.getBizObject(Story.class);
```
## 如何关闭签名验证
- 针对某一个接口关闭签名验证
`@Open(value = "alipay.story.get", ignoreValidate = true)`
- 针对所有接口关闭签名验证
```java
@Configuration
public class ZuulConfig extends AlipayZuulConfiguration {
static {
...
ApiConfig.getInstance().setIgnoreValidate(true);
...
}
}
```
## 注册到eureka显示hostname,非ip
@ -103,26 +72,6 @@ yml添加:
ribbon.ReadTimeout= 60000
```
## 指定了context-path(拉取路由404)
微服务项目定义了`server.servlet.context-path=/story-service`,同时必须指定:
```properties
spring.cloud.nacos.discovery.metadata.context-path=${server.servlet.context-path}
```
yml配置如下:
```yaml
spring:
cloud:
nacos:
discovery:
metadata:
context-path: ${server.servlet.context-path}
```
不然网关无法拉取路由信息
## 其它微服务没有开放接口,需要排除

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