gitlab-org--gitlab-foss/lib/api/validations/validators/file_path.rb

22 lines
695 B
Ruby

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