22 lines
681 B
Ruby
22 lines
681 B
Ruby
# frozen_string_literal: true
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module API
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module Validations
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module Validators
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class FilePath < Grape::Validations::Base
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def validate_param!(attr_name, params)
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options = @option.is_a?(Hash) ? @option : {}
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path_allowlist = options.fetch(:allowlist, [])
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path = params[attr_name]
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path = Gitlab::Utils.check_path_traversal!(path)
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Gitlab::Utils.check_allowed_absolute_path!(path, path_allowlist)
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rescue
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raise Grape::Exceptions::Validation.new(
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params: [@scope.full_name(attr_name)],
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message: "should be a valid file path"
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)
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end
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end
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end
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end
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end
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