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

# AWS::AppMesh::VirtualGateway VirtualGatewayFileAccessLog
<a name="aws-properties-appmesh-virtualgateway-virtualgatewayfileaccesslog"></a>

An object that represents an access log file.

## Syntax
<a name="aws-properties-appmesh-virtualgateway-virtualgatewayfileaccesslog-syntax"></a>

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

### JSON
<a name="aws-properties-appmesh-virtualgateway-virtualgatewayfileaccesslog-syntax.json"></a>

```
{
  "[Format](#cfn-appmesh-virtualgateway-virtualgatewayfileaccesslog-format)" : LoggingFormat,
  "[Path](#cfn-appmesh-virtualgateway-virtualgatewayfileaccesslog-path)" : String
}
```

### YAML
<a name="aws-properties-appmesh-virtualgateway-virtualgatewayfileaccesslog-syntax.yaml"></a>

```
  [Format](#cfn-appmesh-virtualgateway-virtualgatewayfileaccesslog-format): 
    LoggingFormat
  [Path](#cfn-appmesh-virtualgateway-virtualgatewayfileaccesslog-path): String
```

## Properties
<a name="aws-properties-appmesh-virtualgateway-virtualgatewayfileaccesslog-properties"></a>

`Format`  <a name="cfn-appmesh-virtualgateway-virtualgatewayfileaccesslog-format"></a>
The specified format for the virtual gateway access logs. It can be either `json_format` or `text_format`.  
*Required*: No  
*Type*: [LoggingFormat](aws-properties-appmesh-virtualgateway-loggingformat.md)  
*Update requires*: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)

`Path`  <a name="cfn-appmesh-virtualgateway-virtualgatewayfileaccesslog-path"></a>
The file path to write access logs to. You can use `/dev/stdout` to send access logs to standard out and configure your Envoy container to use a log driver, such as `awslogs`, to export the access logs to a log storage service such as Amazon CloudWatch Logs. You can also specify a path in the Envoy container's file system to write the files to disk.  
*Required*: Yes  
*Type*: String  
*Minimum*: `1`  
*Maximum*: `255`  
*Update requires*: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)