#### 访问链路
+ API域名 api-prod.palmmerchant.com

```mermaid
flowchart LR
   User --->| 攻击串联高防 HTTPS|DDoS --->|HTTPS|WAF --->|HTTPS|SLB ---> |HTTP|Nginx(Nginx) --->|HTTP| serviceid1(merchant-gateway)
   User --->| 无攻击时不走高防 HTTPS| WAF
```

#### 内部服务(HTTP协议)
```mermaid
flowchart LR
   subgraph ide2 [ Middleware ]
      NACOS
      RDS
      Redis
      ES
      OSS
      ONS
      SLS
      ARMS
   end
```
```mermaid
flowchart LR
   SLB ---> NG1(Nginx 172.18.17.118) 
   SLB ---> NG2(Nginx 172.18.18.138) 
   SLB ---> NG3(Nginx 172.18.17.119) 
   NG1 ---> MG
   NG2 ---> MG
   NG3 ---> MG
   MG ---> A & B
   A ---> C & D
   B ---> D
   subgraph ide1 [ ACK-PROD ]
      MG(merchant-gateway)
      A
      B
      C
      D
   end
```

#### Nacos

|  登录地址   | 环境 |部署架构 | 版本|
|  ----  | ----  | ----  | ----  |
| https://nacos-prod.chuanyinet.com/nacos  | prod | cluster部署3节点|2.0.3 |

+ 生产环境（prod）集群部署架构图

```mermaid
flowchart LR
    A[DNS nacos-prod.chuanyinet.com ] -->|HTTP:8848| B{SLB}
    B--> C[Nacos-1 172.18.17.113] 
    B--> D[Nacos-2 172.18.18.136]
    B--> E[Nacos-3 172.18.17.112]
    subgraph ide1 [ Nacos  Cluster ]
    C    
    D     
    E    
    end
```