# UAF - GrantFirewall

## Overview

Apply firewall to resources






## Definition

### Public Parameters

| Parameter Name | Type | Description Information | Required |
|:---|:---|:---|:---|
| **Action**     | string  | Corresponding API command name, the current API is `GrantFirewall`.                      | **Yes** |
| **PublicKey**  | string  | The user's public key can be obtained from [Console](https://console.scloudsg.com/uaccount/api_manage)                                             | **Yes** |
| **Signature**  | string  | User signature generated based on public key and API command, see [Signature Algorithm](/docs/api/summary/signature.md)  | **Yes** |

### Request Parameters

| Parameter Name | Type | Description Information | Required |
|:---|:---|:---|:---|
| **Region** | string | Region. See [List of Regions and Availability Zones](/docs/api/summary/regionlist) |**Yes**|
| **ProjectId** | string | Project ID. If not filled in, the default project is used, sub-accounts must be filled in. Please refer to the [GetProjectList interface](/docs/api/summary/get_project_list). |No|
| **FWId** | string | Firewall Resource ID |**Yes**|
| **ResourceType** | string | The resource type to bind the firewall, enumeration values are: 'unatgw', NAT Gateway; 'uhost', UHost; 'upm', Physical Cloud Host; 'hadoophost', Hadoop Node; 'fortresshost', Bastion Host; 'udhost', UDSet Host; 'udockhost', Container; 'dbaudit', Database Audit; 'uni', Virtual Network Card; 'cube', Cube Container Instance; 'ulb', ULB Instance. |**Yes**|
| **ResourceId** | string | Applied Resource ID |**Yes**|

### Response Field

| Field Name | Type | Description Information | Required |
|:---|:---|:---|:---|
| **RetCode** | int | Return status code. If it is 0, it means successful return. If it is not 0, it means failure. |**Yes**|
| **Action** | string | Operation command name. |**Yes**|
| **Message** | string | Returns an error message, providing detailed description when `RetCode` is non-zero. |No|




## Example

### Request Example
    
```
https://api.scloudsg.com/?Action=GrantFirewall
&ProjectId=org-xxx
&Region=xxxx
&FWId=fw-xxx
&ResourceType=uhost
&ResourceId=uhost-xxx
```

### Response Example
    
```json
{
  "Action": "GrantFirewallResponse",
  "RetCode": 0
}
```