aws_auto_scaling_groups Resource

Use the aws_auto_scaling_groups InSpec audit resource to test the properties of a collection of AWS Auto Scaling Groups.

For additional information, including details on parameters and properties, see the AWS documentation on Auto Scaling Group.

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_auto_scaling_groups resource block returns all Auto Scaling Groups and allows the testing of those ASGs.

describe aws_auto_scaling_groups do
  its('names') { should include 'group-name' }
end

Parameters

This resource does not require any parameters.

Properties

min_sizes: An integer indicating the minimum number of instances in the auto scaling group.
max_sizes: An integer indicating the maximum number of instances in the auto scaling group.
desired_capacities: An integer indicating the desired number of instances in the auto scaling group.
launch_configuration_names: The name of the auto scaling launch configuration associated with the auto scaling group.
vpc_zone_identifiers: An array of strings corresponding to the subnet IDs associated with the auto scaling group.
health_check_types: The service to use for the health checks. The valid values are EC2 and ELB.
tags: A hash of key-value pairs corresponding to the tags associated with the entity.
entries: Provides access to the raw results of the query, which can be treated as an array of hashes.

Examples

Ensure there are no groups with incorrect vpc_zone_identifiers.

describe aws_auto_scaling_groups do
  it                          { should exist }
  its('vpc_zone_identifiers') { should_not include 'UNDESIRED-ZONE'}
end

Matchers

For a full list of available matchers, visit the InSpec matchers page.

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_auto_scaling_groups.where( <property>: <value>) do
  it { should exist }
end

describe aws_auto_scaling_groups.where( <property>: <value>) do
  it { should_not exist }
end

AWS Permissions

Your Principal will need the AutoScaling:Client:AutoScalingGroupsType action with Effect set to Allow.

You can find detailed documentation at Actions, Resources, and Condition Keys for Amazon Auto Scaling Groups.