LaunchTemplateInstanceMetadataOptionsRequest
The metadata options for the instance. For more information, see Instance metadata and user data in the Amazon Elastic Compute Cloud User Guide.
Contents
- HttpEndpoint
-
Enables or disables the HTTP metadata endpoint on your instances. If the parameter is not specified, the default state is
enabled
.Note
If you specify a value of
disabled
, you will not be able to access your instance metadata.Type: String
Valid Values:
disabled | enabled
Required: No
- HttpProtocolIpv6
-
Enables or disables the IPv6 endpoint for the instance metadata service.
Default:
disabled
Type: String
Valid Values:
disabled | enabled
Required: No
- HttpPutResponseHopLimit
-
The desired HTTP PUT response hop limit for instance metadata requests. The larger the number, the further instance metadata requests can travel.
Default:
1
Possible values: Integers from 1 to 64
Type: Integer
Required: No
- HttpTokens
-
IMDSv2 uses token-backed sessions. Set the use of HTTP tokens to
optional
(in other words, set the use of IMDSv2 tooptional
) orrequired
(in other words, set the use of IMDSv2 torequired
).-
optional
- When IMDSv2 is optional, you can choose to retrieve instance metadata with or without a session token in your request. If you retrieve the IAM role credentials without a token, the IMDSv1 role credentials are returned. If you retrieve the IAM role credentials using a valid session token, the IMDSv2 role credentials are returned. -
required
- When IMDSv2 is required, you must send a session token with any instance metadata retrieval requests. In this state, retrieving the IAM role credentials always returns IMDSv2 credentials; IMDSv1 credentials are not available.
Default:
optional
Type: String
Valid Values:
optional | required
Required: No
-
- InstanceMetadataTags
-
Set to
enabled
to allow access to instance tags from the instance metadata. Set todisabled
to turn off access to instance tags from the instance metadata. For more information, see Work with instance tags using the instance metadata.Default:
disabled
Type: String
Valid Values:
disabled | enabled
Required: No
See Also
For more information about using this API in one of the language-specific AWS SDKs, see the following: