This is the new *Amazon CloudFormation Template Reference Guide*. Please update your bookmarks and links. For help getting started with CloudFormation, see the [Amazon CloudFormation User Guide](https://docs.amazonaws.cn/AWSCloudFormation/latest/UserGuide/Welcome.html).

# AWS::Transfer::WebApp IdentityProviderDetails
<a name="aws-properties-transfer-webapp-identityproviderdetails"></a>

 A structure that describes the values to use for the IAM Identity Center settings when you create or update a web app. 

## Syntax
<a name="aws-properties-transfer-webapp-identityproviderdetails-syntax"></a>

To declare this entity in your Amazon CloudFormation template, use the following syntax:

### JSON
<a name="aws-properties-transfer-webapp-identityproviderdetails-syntax.json"></a>

```
{
  "[ApplicationArn](#cfn-transfer-webapp-identityproviderdetails-applicationarn)" : String,
  "[InstanceArn](#cfn-transfer-webapp-identityproviderdetails-instancearn)" : String,
  "[Role](#cfn-transfer-webapp-identityproviderdetails-role)" : String
}
```

### YAML
<a name="aws-properties-transfer-webapp-identityproviderdetails-syntax.yaml"></a>

```
  [ApplicationArn](#cfn-transfer-webapp-identityproviderdetails-applicationarn): String
  [InstanceArn](#cfn-transfer-webapp-identityproviderdetails-instancearn): String
  [Role](#cfn-transfer-webapp-identityproviderdetails-role): String
```

## Properties
<a name="aws-properties-transfer-webapp-identityproviderdetails-properties"></a>

`ApplicationArn`  <a name="cfn-transfer-webapp-identityproviderdetails-applicationarn"></a>
The Amazon Resource Name (ARN) for the IAM Identity Center application: this value is set automatically when you create your web app.  
*Required*: No  
*Type*: String  
*Pattern*: `^arn:[\w-]+:sso::\d{12}:application/(sso)?ins-[a-zA-Z0-9-.]{16}/apl-[a-zA-Z0-9]{16}$`  
*Minimum*: `10`  
*Maximum*: `1224`  
*Update requires*: [No interruption](https://docs.amazonaws.cn/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)

`InstanceArn`  <a name="cfn-transfer-webapp-identityproviderdetails-instancearn"></a>
The Amazon Resource Name (ARN) for the IAM Identity Center used for the web app.  
*Required*: No  
*Type*: String  
*Pattern*: `^arn:[\w-]+:sso:::instance/(sso)?ins-[a-zA-Z0-9-.]{16}$`  
*Minimum*: `10`  
*Maximum*: `1224`  
*Update requires*: [Replacement](https://docs.amazonaws.cn/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-replacement)

`Role`  <a name="cfn-transfer-webapp-identityproviderdetails-role"></a>
The IAM role in IAM Identity Center used for the web app.  
*Required*: No  
*Type*: String  
*Pattern*: `^arn:[a-z-]+:iam::[0-9]{12}:role[:/]\S+$`  
*Minimum*: `20`  
*Maximum*: `2048`  
*Update requires*: [No interruption](https://docs.amazonaws.cn/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)