# EksSource
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Defines an Amazon EKS cluster and its namespaces as an input source for resource discovery.

## Contents
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 ** clusterArn **   <a name="ngresiliencehub-Type-EksSource-clusterArn"></a>
ARN identifier.  
Type: String  
Length Constraints: Minimum length of 31.  
Pattern: `arn:(aws|aws-cn|aws-iso|aws-iso-[a-z]{1}|aws-us-gov):[A-Za-z0-9][A-Za-z0-9_/.-]{0,62}:([a-z]{2}-((iso[a-z]{0,1}-)|(gov-)){0,1}[a-z]+-[0-9]):[0-9]{12}:[A-Za-z0-9/][A-Za-z0-9:_/+.-]{0,1023}`   
Required: Yes

 ** namespaces **   <a name="ngresiliencehub-Type-EksSource-namespaces"></a>
The list of Kubernetes namespaces within the EKS cluster.  
Type: Array of strings  
Array Members: Minimum number of 1 item. Maximum number of 10 items.  
Length Constraints: Minimum length of 1. Maximum length of 63.  
Pattern: `[a-z0-9]([-a-z0-9]*[a-z0-9])?`   
Required: Yes

## See Also
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For more information about using this API in one of the language-specific AWS SDKs, see the following:
+  [AWS SDK for C\+\+](https://docs.aws.amazon.com/goto/SdkForCpp/resiliencehubv2-2026-02-17/EksSource) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/resiliencehubv2-2026-02-17/EksSource) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/resiliencehubv2-2026-02-17/EksSource)