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About the azure_policy_definition Resource
azure

azure_policy_definition

Use the azure_policy_definition InSpec audit resource to test properties and configuration of an Azure policy definition.

Azure REST API version, endpoint and http client parameters

This resource interacts with api versions supported by the resource provider. The api_version can be defined as a resource parameter. If not provided, the latest version will be used. For more information, refer to azure_generic_resource.

Unless defined, azure_cloud global endpoint, and default values for the http client will be used. For more information, refer to the resource pack README.

Availability

Installation

This resource is available in the InSpec Azure resource pack. For an example inspec.yml file and how to set up your Azure credentials, refer to resource pack README.

Syntax

name or the resource_id must be given as a parameter.

describe azure_policy_definition(name: 'my_policy') do
  it { should exist }
end
describe azure_policy_definition(resource_id: '/subscriptions/{subscriptionId}/providers/Microsoft.Authorization/policyDefinitions/{policyDefinitionName}') do
  it { should exist }
end

Parameters

Name Description
name Name of the policy definition. policyDefinitionName
built_in Indicates whether the policy definition is built-in. Optional. Defaults to false if not supplied. This should not be used when resource_id is provided.
resource_id The unique resource ID. /subscriptions/{subscriptionId}/providers/Microsoft.Authorization/policyDefinitions/{policyDefinitionName}

Either one of the parameter sets can be provided for a valid query:

  • resource_id
  • name
  • name and built_in

Properties

Property Description
properties.description The policy definition description.
properties.displayName The display name of the policy definition.
properties.policyType The type of policy definition. Possible values are NotSpecified, BuiltIn, Custom, and Static.
properties.policyRule The policy rule.

For properties applicable to all resources, such as type, name, id, properties, refer to azure_generic_resource.

Also, refer to Azure documentation for other properties available. Any attribute in the response may be accessed with the key names separated by dots (.), eg. properties.<attribute>.

Examples

Test a Policy Definition Display Name

describe azure_policy_definition(name: 'my_policy') do
  its('properties.displayName') { should cmp "Enforce 'owner' tag on resource groups" }
end

Test a Policy Definition Rule

describe azure_policy_definition(name: 'my_policy', built_in: true ) do
  its('properties.policyRule.then.effect') { should cmp 'deny' }
end

Matchers

This InSpec audit resource has the following special matchers. For a full list of available matchers, please visit our Universal Matchers page.

custom

Test if a policy definition type is Custom or not.

describe azure_policy_definition(name: 'my_policy') do
  it { should be_custom }
end

exists

# If we expect a resource to always exist
describe azure_policy_definition(name: 'my_policy', built_in: true ) do
  it { should exist }
end
# If we expect a resource to never exist
describe azure_policy_definition(name: 'my_policy') do
  it { should_not exist }
end

Azure Permissions

Your Service Principal must be setup with a contributor role on the subscription you wish to test.