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aws_ec2_network_interface Resource

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Use the aws_ec2_network_interface InSpec audit resource to test properties of a single network interface 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.

Installation

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

See the Chef InSpec documentation on cloud platforms for information on configuring your AWS environment for InSpec and creating an InSpec profile that uses the InSpec AWS resource pack.

Syntax

Ensure that network interface ID exists.

describe aws_ec2_network_interface(network_interface_id: 'NETWORK_INTERFACE_ID') do
  it { should exist }
end

Parameters

network_interface_id (required)

The ID of the network interface.

Properties

association (allocation_id)
The allocation ID.
association (association_id)
The association ID.
association (ip_owner_id)
The ID of the Elastic IP address owner.
association (public_dns_name)
The public DNS name.
association (public_ip)
The address of the Elastic IP address bound to the network interface.
association (customer_owned_ip)
The customer-owned IP address associated with the network interface.
association (carrier_ip)
The carrier IP address associated with the network interface.
attachment (attach_time)
The timestamp indicating when the attachment initiated.
attachment (attachment_id)
The ID of the network interface attachment.
attachment (delete_on_termination)
Indicates whether the network interface is deleted when the instance is terminated.
attachment (device_index)
The device index of the network interface attachment on the instance.
attachment (network_card_index)
The index of the network card.
attachment (instance_id)
The ID of the instance.
attachment (instance_owner_id)
The Amazon Web Services account ID of the owner of the instance.
attachment (status)
The attachment state. Valid Values: attaching, attached, detaching, detached.
availability_zone
The availability zone.
description
A description.
groups
The security group.
interface_type
The type of network interface.
ipv_6_addresses
The IPv6 address.
mac_address
The MAC address.
network_interface_id
The ID of the network interface.
outpost_arn
The Amazon Resource Name (ARN) of the Outpost.
owner_id
The Amazon Web Services account ID of the owner of the network interface.
private_dns_name
The private DNS name.
private_ip_address
The IPv4 address of the network interface within the subnet.
ipv_4_prefixes
The IPv4 Prefix Delegation prefixes that are assigned to the network interface.
ipv_6_prefixes
The IPv6 Prefix Delegation prefixes that are assigned to the network interface. The IPv6 Prefix Delegation prefix.
requester_id
The alias or Amazon Web Services account ID of the principal or service that created the network interface.
requester_managed
Indicates whether the network interface is being managed by Amazon Web Services.
source_dest_check
Indicates whether source/destination checking is enabled.
status
The status of the network interface.
subnet_id
The ID of the subnet.
tag_set
Any tags assigned to the network interface.
vpc_id
The ID of the VPC.

Examples

Ensure a network interface ID is available.

describe aws_ec2_network_interface(network_interface_id: 'NETWORK_INTERFACE_ID') do
  its('network_interface_id') { should eq 'NETWORK_INTERFACE_ID' }
end

Ensure that the interface type is ‘vpc’.

describe aws_ec2_network_interface(network_interface_id: 'NETWORK_INTERFACE_ID') do
    its('interface_type') { should eq 'vpc' }
end

Matchers

This InSpec audit resource has the following special matchers. For a full list of available matchers, please visit 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_interface(network_interface_id: 'NETWORK_INTERFACE_ID') do
  it { should exist }
end

Use should_not to test the entity does not exist.

describe aws_ec2_network_interface(network_interface_id: 'NETWORK_INTERFACE_ID') do
  it { should_not exist }
end

be_available

Use should to check if the entity is available.

describe aws_ec2_network_interface(network_interface_id: 'NETWORK_INTERFACE_ID') do
  it { should be_available }
end

AWS Permissions

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

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