Use DescribeIdentityIdFormat with an AWS SDK or CLI

The following code examples show how to use DescribeIdentityIdFormat.

CLI

AWS CLI

To describe the ID format for an IAM role

The following describe-identity-id-format example describes the ID format received by instances created by the IAM role EC2Role in your AWS account.

aws ec2 describe-identity-id-format \
    --principal-arn arn:aws:iam::123456789012:role/my-iam-role \
    --resource instance

The following output indicates that instances created by this role receive IDs in long ID format.

{
    "Statuses": [
        {
            "Deadline": "2016-12-15T00:00:00Z",
            "Resource": "instance",
            "UseLongIds": true
        }
    ]
}

To describe the ID format for an IAM user

The following describe-identity-id-format example describes the ID format received by snapshots created by the IAM user AdminUser in your AWS account.

aws ec2 describe-identity-id-format \
    --principal-arn arn:aws:iam::123456789012:user/AdminUser \
    --resource snapshot

The output indicates that snapshots created by this user receive IDs in long ID format.

{
    "Statuses": [
        {
            "Deadline": "2016-12-15T00:00:00Z",
            "Resource": "snapshot",
            "UseLongIds": true
        }
    ]
}

• For API details, see DescribeIdentityIdFormat in AWS CLI Command Reference.

PowerShell

Tools for PowerShell

Example 1: This example returns the ID format for the resouce 'image' for the role given

Get-EC2IdentityIdFormat -PrincipalArn arn:aws:iam::123456789511:role/JDBC -Resource image

Output:

Deadline             Resource UseLongIds
--------             -------- ----------
8/2/2018 11:30:00 PM image    True

• For API details, see DescribeIdentityIdFormat in AWS Tools for PowerShell Cmdlet Reference.