---
type: resource-type
title: PullThroughCacheRule
description: aws resource type AWS::ECR::PullThroughCacheRule
name: PullThroughCacheRule
lexicon: aws
resource_type: AWS::ECR::PullThroughCacheRule
---
`AWS::ECR::PullThroughCacheRule`, a resource type of the aws lexicon.

## Properties

- `CredentialArn` (`string`, optional): The ARN of the Secrets Manager secret associated with the pull through cache rule.
- `CustomRoleArn` (`string`, optional): The ARN of the IAM role associated with the pull through cache rule.
- `EcrRepositoryPrefix` (`string`, optional): The Amazon ECR repository prefix associated with the pull through cache rule.
- `UpstreamRegistry` (`string`, optional): The name of the upstream source registry associated with the pull through cache rule.
- `UpstreamRegistryUrl` (`string`, optional): The upstream registry URL associated with the pull through cache rule.
- `UpstreamRepositoryPrefix` (`string`, optional): The upstream repository prefix associated with the pull through cache rule.