aws_ec2_network_interfaces resource

Use the aws_ec2_network_interfaces InSpec audit resource to test properties of multiple network interfaces in an Amazon EC2 instance for AWS CloudFormation.

The AWS::EC2::NetworkInterface resource describes a network interface in an Elastic Compute Cloud (EC2) instance for AWS CloudFormation.

For additional information, including details on parameters and properties, see the AWS documentation on AWS EC2 network interface.

Syntax

Ensure that network interface ID exists.

describe aws_ec2_network_interfaces do
  it { should exist }
end

Parameters

This resource does not require any parameters.

Properties

attachments: The attachment.; Field: attachment
availability_zones: The Availability Zone.; Field: availability_zone
descriptions: A description.; Field: description
groups: The security group.; Field: groups
interface_types: The type of network interface.; Field: interface_type
ipv_6_addresses: The IPv6 address.; Field: ipv_6_addresses
mac_addresses: The MAC address.; Field: mac_address
network_interface_ids: The ID of the network interface.; Field: network_interface_id
outpost_arns: The Amazon Resource Name (ARN) of the Outpost.; Field: outpost_arn
owner_ids: The Amazon Web Services account ID of the owner of the network interface.; Field: owner_id
private_dns_names: The private DNS name.; Field: private_dns_name
private_ip_addresses: The IPv4 address of the network interface within the subnet.; Field: private_ip_address
ipv_4_prefixes: The IPv4 Prefix Delegation prefixes that are assigned to the network interface.; Field: ipv_4_prefixes
ipv_6_prefixes: The IPv6 Prefix Delegation prefixes that are assigned to the network interface. The IPv6 Prefix Delegation prefix.; Field: ipv_6_prefixes
requester_ids: The alias or Amazon Web Services account ID of the principal or service that created the network interface.; Field: requester_id
requester_managed: Indicates whether the network interface is being managed by Amazon Web Services.; Field: requester_managed
source_dest_checks: Indicates whether source/destination checking is enabled.; Field: source_dest_check
statuses: The status of the network interface.; Field: status
subnet_ids: The ID of the subnet.; Field: subnet_id
tag_sets: Any tags assigned to the network interface.; Field: tag_set
vpc_ids: The ID of the VPC.; Field: vpc_id

Examples

Ensure a network interface ID is available:

describe aws_ec2_network_interfaces do
  its('network_interface_ids') { should include 'NetworkInterfaceId' }
end

Ensure that an availability zone is available:

describe aws_ec2_network_interfaces do
    its('availability_zones') { should include "us-east-2a" }
end

Matchers

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

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

exist

Use should to test that the entity exists.

describe aws_ec2_network_interfaces do
  it { should exist }
end

Use should_not to test the entity does not exist.

describe aws_ec2_network_interfaces do
  it { should_not exist }
end

AWS Permissions

Your AWS principal will need the EC2:Client:DescribeNetworkInterfacesResult action with Effect set to Allow.