InstanceMetadataOptions - EC2 Image Builder

InstanceMetadataOptions

The instance metadata options that apply to the HTTP requests that pipeline builds use to launch EC2 build and test instances. For more information about instance metadata options, see Configure the instance metadata options in the Amazon EC2 User Guide for Linux instances, or Configure the instance metadata options in the Amazon EC2 Windows Guide for Windows instances.

Contents

httpPutResponseHopLimit

Limit the number of hops that an instance metadata request can traverse to reach its destination. The default is one hop. However, if HTTP tokens are required, container image builds need a minimum of two hops.

Type: Integer

Valid Range: Minimum value of 1. Maximum value of 64.

Required: No

httpTokens

Indicates whether a signed token header is required for instance metadata retrieval requests. The values affect the response as follows:

  • required – When you retrieve the IAM role credentials, version 2.0 credentials are returned in all cases.

  • optional – You can include a signed token header in your request to retrieve instance metadata, or you can leave it out. If you include it, version 2.0 credentials are returned for the IAM role. Otherwise, version 1.0 credentials are returned.

The default setting is optional.

Type: String

Pattern: optional|required

Required: No

See Also

For more information about using this API in one of the language-specific AWS SDKs, see the following: