aws_internet_gateways.md

title
About the aws_internet_gateways Resource

aws_internet_gateways

Use the aws_internet_gateways InSpec audit resource to test the properties of all AWS internet gateways owned by the AWS account.

Syntax

An aws_internet_gateways resource block collects all of the internet gateways and then tests that group.

describe aws_internet_gateways do
  it { should exist }
end 

Parameters

This resource does not expect any parameters.

Properties

Property	Description
ids	The ID of the internet gateway. The field name is id.
names	The value of the Name tag. It is nil if not defined. The field name is name.
vpc_ids	The ID of the attached VPC. It is nil if the resource is in a detached state. The field name is vpc_id.
tags	A hash, with each key-value pair corresponding to an internet gateway tag. The field name is tags.
attachment_states	Indicates whether the internet gateway is attached to a VPC (attached or detached). The field name is attachment_state.
owner_ids	The ID of the AWS account that owns the internet gateway. The field name is owner_id.

Examples

Test that there are exactly 3 internet gateways

describe aws_internet_gateway do
  its('count') { should cmp 3 }
end

Use this InSpec resource to request the ids of all internet gateways, then test in-depth using aws_internet_gateway.

aws_internet_gateways.ids.each do |id|
  describe aws_internet_gateway(id: id) do
    it { should be_attached }
  end
end

Matchers

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

exist

The control will pass if the describe returns at least one result. The field names described in the properties table should be used for the <property> in the where clause.

Use should_not to test the entity should not exist.

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

AWS Permissions

Your Principal will need the EC2:Client:DescribeInternetGatewaysResult action set to allow.

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