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aws_ami Resource

Use the aws_ami InSpec audit resource to test properties of a single AWS AMI.

For additional information, including details on parameters and properties, see the AWS documentation on EC2 Amazon Machine Images.

Install

This resource is available in the Chef InSpec AWS resource pack.

For information on configuring your AWS environment for Chef InSpec and creating an InSpec profile that uses the InSpec AWS resource pack, see the Chef InSpec documentation on the AWS cloud platform.

Syntax

An aws_ami resource block declares the tests for a single AWS AMI by image id.

describe aws_ami(image_id: 'aki-2349e94458a507') do
  it { should exist }
end

Parameters

image_id (required)

This resource accepts a single parameter, the AMI Image ID. This can be passed either as a string or as a image_id: 'value' key-value entry in a hash.

Properties

architecture
The architecture of the image.
creation_date
The date and time the image was created.
image_id
The ID of the AMI.
image_location
The location of the AMI.
image_type
The type of image.
public
Indicates whether the image has public launch permissions.
kernel_id
The kernel associated with the image, if any. Only applicable for machine images.
owner_id
The AWS account ID of the image owner.
platform
This value is set to windows for Windows AMIs; otherwise, it is blank.
platform_details
The platform details associated with the billing code of the AMI.
usage_operation
The operation of the Amazon EC2 instance and the billing code that is associated with the AMI.
product_codes
Any product codes associated with the AMI.
ramdisk_id
The RAM disk associated with the image, if any. Only applicable for machine images.
state
The state of the AMI.
block_device_mappings
Any block device mapping entries.
description
The description of the AMI that was provided during image creation.
ena_support
Specifies whether enhanced networking with ENA is enabled.
hypervisor
The hypervisor type of the image.
image_owner_alias
The AWS account alias or the AWS account ID of the AMI owner.
name
The name of the AMI that was provided during image creation.
root_device_name
The device name of the root device volume.
root_device_type
The type of root device used by the AMI.
sriov_net_support
Specifies whether enhanced networking with the Intel 82599 Virtual Function interface is enabled.
state_reason
Provides the reason for the state change.
tags
Provides any tags assigned to the image.
virtualization_type
The type of virtualization of the AMI.

There are also additional properties available. For a comprehensive list, see the API reference documentation

Examples

Check if an AMI is public.

describe aws_ami(image_id: 'aki-25348fd4323') do
  it { should be_public }
end

Matchers

For a full list of available matchers, see our Universal Matchers page.

This resource has the following special matchers.

be_public

The be_public matcher tests if the AMI has public launch permissons.

describe aws_ami(image_id: 'aki-1234') do
  it { should be_public }
end
describe aws_ami(image_id: 'aki-6789') do
  it { should_not be_public }
end

exist

The control will pass if the describe returns at least one result.

Use should_not to test the entity should not exist.

describe aws_ami(image_id: 'aki-1234') do
  it { should exist }
end
describe aws_ami(image_id: 'aki-6789') do
  it { should_not exist }
end

AWS Permissions

Your Principal will need the EC2:Client:DescribeImages action with Effect set to Allow.

You can find detailed documentation at Actions, Resources, and Condition Keys for Amazon EC2.

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