debian-mirror-gitlab/lib/gitlab/config/loader/yaml.rb

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# frozen_string_literal: true
module Gitlab
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module Config
module Loader
class Yaml
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DataTooLargeError = Class.new(Loader::FormatError)
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NotHashError = Class.new(Loader::FormatError)
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include Gitlab::Utils::StrongMemoize
MAX_YAML_SIZE = 1.megabyte
MAX_YAML_DEPTH = 100
def initialize(config)
@config = YAML.safe_load(config, [Symbol], [], true)
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rescue Psych::Exception => e
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raise Loader::FormatError, e.message
end
def valid?
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hash? && !too_big?
end
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def load_raw!
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raise DataTooLargeError, 'The parsed YAML is too big' if too_big?
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raise NotHashError, 'Invalid configuration format' unless hash?
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@config
end
def load!
@symbolized_config ||= load_raw!.deep_symbolize_keys
end
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private
def hash?
@config.is_a?(Hash)
end
def too_big?
return false unless Feature.enabled?(:ci_yaml_limit_size, default_enabled: true)
!deep_size.valid?
end
def deep_size
strong_memoize(:deep_size) do
Gitlab::Utils::DeepSize.new(@config,
max_size: MAX_YAML_SIZE,
max_depth: MAX_YAML_DEPTH)
end
end
end
end
end
end