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https://github.com/inspec/inspec
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87 lines
2.3 KiB
Ruby
87 lines
2.3 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-s3"
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class AwsS3BucketObject < Inspec.resource(1)
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name "aws_s3_bucket_object"
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desc "Verifies settings for a s3 bucket object"
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example <<~EXAMPLE
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describe aws_s3_bucket_object(bucket_name: 'bucket_name', key: 'file_name') do
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it { should exist }
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it { should_not be_public }
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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 :bucket_name, :key
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def to_s
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# keep the format that aws uses.
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"s3://#{@bucket_name}/#{@key}"
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end
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def object_acl
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return @object_acl if defined? @object_acl
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catch_aws_errors do
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@object_acl = BackendFactory.create(inspec_runner).get_object_acl(bucket: bucket_name, key: key).grants
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end
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@object_acl
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end
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# RSpec will alias this to be_public
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def public?
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# first line just for formatting
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false || \
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object_acl.any? { |g| g.grantee.type == "Group" && g.grantee.uri =~ /AllUsers/ } || \
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object_acl.any? { |g| g.grantee.type == "Group" && g.grantee.uri =~ /AuthenticatedUsers/ }
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end
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private
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def validate_params(raw_params)
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validated_params = check_resource_param_names(
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raw_params: raw_params,
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allowed_params: %i{bucket_name key id}
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)
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if validated_params.empty? || !validated_params.key?(:bucket_name) || !validated_params.key?(:key)
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raise ArgumentError, "You must provide a bucket_name and key to aws_s3_bucket_object."
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end
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validated_params
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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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catch_aws_errors do
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# Just use get_object to detect if the bucket exists
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backend.get_object(bucket: bucket_name, key: key)
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rescue Aws::S3::Errors::NoSuchBucket
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@exists = false
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return
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rescue Aws::S3::Errors::NoSuchKey
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@exists = false
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return
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end
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@exists = true
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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::S3::Client
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# Used to detect if object exists
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def get_object(query)
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aws_service_client.get_object(query)
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end
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def get_object_acl(query)
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aws_service_client.get_object_acl(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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