# AWS::VpcLattice::ResourcePolicy

Retrieves information about the resource policy. The resource policy is an IAM policy created by AWS RAM on behalf of the resource owner when they share a resource.

## Syntax

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

### JSON

<pre>
{
    "Type" : "AWS::VpcLattice::ResourcePolicy",
    "Properties" : {
        "<a href="#resourcearn" title="ResourceArn">ResourceArn</a>" : <i>String</i>,
        "<a href="#policy" title="Policy">Policy</a>" : <i>Map</i>
    }
}
</pre>

### YAML

<pre>
Type: AWS::VpcLattice::ResourcePolicy
Properties:
    <a href="#resourcearn" title="ResourceArn">ResourceArn</a>: <i>String</i>
    <a href="#policy" title="Policy">Policy</a>: <i>Map</i>
</pre>

## Properties

#### ResourceArn

_Required_: Yes

_Type_: String

_Minimum Length_: <code>20</code>

_Maximum Length_: <code>200</code>

_Pattern_: <code>^arn(:[a-z0-9]+([.-][a-z0-9]+)*){2}(:([a-z0-9]+([.-][a-z0-9]+)*)?){2}:((servicenetwork/sn)|(service/svc))-[0-9a-z]{17}$</code>

_Update requires_: [Replacement](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-replacement)

#### Policy

_Required_: Yes

_Type_: Map

_Update requires_: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)

## Return Values

### Ref

When you pass the logical ID of this resource to the intrinsic `Ref` function, Ref returns the ResourceArn.