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https://github.com/inspec/inspec
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112 lines
3.3 KiB
Ruby
112 lines
3.3 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 AwsIamAccessKey < Inspec.resource(1)
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name "aws_iam_access_key"
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desc "Verifies settings for an individual IAM access key"
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example <<~EXAMPLE
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describe aws_iam_access_key(username: 'username', id: 'access-key id') do
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it { should exist }
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it { should_not be_active }
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its('create_date') { should be > Time.now - 365 * 86400 }
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its('last_used_date') { should be > Time.now - 90 * 86400 }
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end
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EXAMPLE
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supports platform: "aws"
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include AwsSingularResourceMixin
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attr_reader :access_key_id, :create_date, :status, :username
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alias id access_key_id
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def validate_params(raw_params)
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recognized_params = check_resource_param_names(
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raw_params: raw_params,
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allowed_params: %i{username id access_key_id},
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allowed_scalar_name: :access_key_id,
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allowed_scalar_type: String
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)
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# id and access_key_id are aliases; standardize on access_key_id
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recognized_params[:access_key_id] = recognized_params.delete(:id) if recognized_params.key?(:id)
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# Validate format of access_key_id
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if recognized_params[:access_key_id] &&
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recognized_params[:access_key_id] !~ (/^AKIA[0-9A-Z]{16}$/)
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raise ArgumentError, "Incorrect format for Access Key ID - expected AKIA followed " \
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"by 16 letters or numbers"
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end
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# One of username and access_key_id is required
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if recognized_params[:username].nil? && recognized_params[:access_key_id].nil?
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raise ArgumentError, "You must provide at lease one of access_key_id or username to aws_iam_access_key"
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end
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recognized_params
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end
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def active?
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return nil unless exists?
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status == "Active"
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end
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def to_s
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"IAM Access-Key #{access_key_id}"
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end
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def last_used_date
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return nil unless exists?
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return @last_used_date if defined? @last_used_date
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backend = BackendFactory.create(inspec_runner)
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catch_aws_errors do
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@last_used_date = backend.get_access_key_last_used({ access_key_id: access_key_id }).access_key_last_used.last_used_date
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end
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end
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def fetch_from_api
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backend = BackendFactory.create(inspec_runner)
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query = {}
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query[:user_name] = username if username
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response = backend.list_access_keys(query)
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access_keys = response.access_key_metadata.select do |key|
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if access_key_id
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key.access_key_id == access_key_id
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else
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true
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end
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end
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if access_keys.empty?
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@exists = false
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return
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end
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if access_keys.count > 1
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raise "More than one access key matched for aws_iam_access_key. Use more specific paramaters, such as access_key_id."
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end
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@exists = true
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@access_key_id = access_keys[0].access_key_id
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@username = access_keys[0].user_name
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@create_date = access_keys[0].create_date
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@status = access_keys[0].status
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# Last used date is lazily loaded, separate API call
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rescue Aws::IAM::Errors::NoSuchEntity
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@exists = false
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end
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class Backend
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class AwsClientApi < AwsBackendBase
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BackendFactory.set_default_backend(self)
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self.aws_client_class = Aws::IAM::Client
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def list_access_keys(query)
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aws_service_client.list_access_keys(query)
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end
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end
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end
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end
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