mirror of
https://github.com/inspec/inspec
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82 lines
2.7 KiB
Ruby
82 lines
2.7 KiB
Ruby
require "resource_support/aws/aws_singular_resource_mixin"
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require "resource_support/aws/aws_backend_base"
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require "aws-sdk-iam"
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class AwsIamRootUser < Inspec.resource(1)
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name "aws_iam_root_user"
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desc "Verifies settings for AWS root account"
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example <<~EXAMPLE
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describe aws_iam_root_user do
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it { should have_access_key }
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end
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EXAMPLE
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supports platform: "aws"
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# TODO: rewrite to avoid direct injection, match other resources, use AwsSingularResourceMixin
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def initialize(conn = nil)
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@client = conn ? conn.iam_client : inspec_runner.backend.aws_client(Aws::IAM::Client)
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end
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# TODO: DRY up, see https://github.com/chef/inspec/issues/2633
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# Copied from resource_support/aws/aws_resource_mixin.rb
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def catch_aws_errors
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yield
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rescue Aws::Errors::MissingCredentialsError
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# The AWS error here is unhelpful:
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# "unable to sign request without credentials set"
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Inspec::Log.error "It appears that you have not set your AWS credentials. You may set them using environment variables, or using the 'aws://region/aws_credentials_profile' target. See https://docs.chef.io/inspec/platforms/ for details."
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fail_resource("No AWS credentials available")
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rescue Aws::Errors::ServiceError => e
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fail_resource e.message
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end
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# TODO: DRY up, see https://github.com/chef/inspec/issues/2633
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# Copied from resource_support/aws/aws_singular_resource_mixin.rb
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def inspec_runner
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# When running under inspec-cli, we have an 'inspec' method that
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# returns the runner. When running under unit tests, we don't
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# have that, but we still have to call this to pass something
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# (nil is OK) to the backend.
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# TODO: remove with https://github.com/chef/inspec-aws/issues/216
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# TODO: remove after rewrite to include AwsSingularResource
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inspec if respond_to?(:inspec)
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end
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def has_access_key?
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summary_account["AccountAccessKeysPresent"] == 1
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end
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def has_mfa_enabled?
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summary_account["AccountMFAEnabled"] == 1
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end
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# if the root account has a Virtual MFA device then it will have a special
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# serial number ending in 'root-account-mfa-device'
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def has_virtual_mfa_enabled?
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mfa_device_pattern = %r{arn:aws:iam::\d{12}:mfa\/root-account-mfa-device}
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virtual_mfa_devices.any? { |d| mfa_device_pattern =~ d["serial_number"] }
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end
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def has_hardware_mfa_enabled?
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has_mfa_enabled? && !has_virtual_mfa_enabled?
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end
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def to_s
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"AWS Root-User"
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end
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private
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def summary_account
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catch_aws_errors do
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@summary_account ||= @client.get_account_summary.summary_map
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end
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end
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def virtual_mfa_devices
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catch_aws_errors do
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@__virtual_devices ||= @client.list_virtual_mfa_devices.virtual_mfa_devices
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end
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end
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end
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