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::ARCRegionSwitch::Plan EksCluster
<a name="aws-properties-arcregionswitch-plan-ekscluster"></a>

The Amazon EKS cluster execution block configuration.

## Syntax
<a name="aws-properties-arcregionswitch-plan-ekscluster-syntax"></a>

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

### JSON
<a name="aws-properties-arcregionswitch-plan-ekscluster-syntax.json"></a>

```
{
  "[ClusterArn](#cfn-arcregionswitch-plan-ekscluster-clusterarn)" : {{String}},
  "[CrossAccountRole](#cfn-arcregionswitch-plan-ekscluster-crossaccountrole)" : {{String}},
  "[ExternalId](#cfn-arcregionswitch-plan-ekscluster-externalid)" : {{String}}
}
```

### YAML
<a name="aws-properties-arcregionswitch-plan-ekscluster-syntax.yaml"></a>

```
  [ClusterArn](#cfn-arcregionswitch-plan-ekscluster-clusterarn): {{String}}
  [CrossAccountRole](#cfn-arcregionswitch-plan-ekscluster-crossaccountrole): {{String}}
  [ExternalId](#cfn-arcregionswitch-plan-ekscluster-externalid): {{String}}
```

## Properties
<a name="aws-properties-arcregionswitch-plan-ekscluster-properties"></a>

`ClusterArn`  <a name="cfn-arcregionswitch-plan-ekscluster-clusterarn"></a>
The Amazon Resource Name (ARN) of an Amazon EKS cluster.  
*Required*: Yes  
*Type*: String  
*Pattern*: `^arn:aws[a-zA-Z-]*:eks:[a-z0-9-]+:\d{12}:cluster/[a-zA-Z0-9][a-zA-Z0-9-_]{0,99}$`  
*Update requires*: [No interruption](https://docs.amazonaws.cn/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)

`CrossAccountRole`  <a name="cfn-arcregionswitch-plan-ekscluster-crossaccountrole"></a>
The cross account role for the configuration.  
*Required*: No  
*Type*: String  
*Pattern*: `^arn:aws[a-zA-Z0-9-]*:iam::[0-9]{12}:role/.+$`  
*Update requires*: [No interruption](https://docs.amazonaws.cn/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)

`ExternalId`  <a name="cfn-arcregionswitch-plan-ekscluster-externalid"></a>
The external ID (secret key) for the configuration.  
*Required*: No  
*Type*: String  
*Update requires*: [No interruption](https://docs.amazonaws.cn/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)