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Versions: 33
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Contents
# frozen_string_literal: true
module GitHubPages
module HealthCheck
class CDN
include Singleton
# Internal: The path of the config file.
attr_reader :name, :path
# Public: Does cloudflare control this address?
def self.controls_ip?(address)
instance.controls_ip?(address)
end
# Internal: Create a new CDN info instance.
def initialize(options = {})
@name = options.fetch(:name) { self.class.name.split("::").last.downcase }
@path = options.fetch(:path) { default_config_path }
end
# Internal: Does this CDN control this address?
def controls_ip?(address)
ranges.any? { |range| range.include?(address.to_s) }
end
private
# Internal: The IP address ranges that cloudflare controls.
def ranges
@ranges ||= load_ranges
end
# Internal: Load IPAddr ranges from #path
def load_ranges
File.read(path).lines.map { |line| IPAddr.new(line.chomp) }
end
def default_config_path
File.expand_path("../../config/#{name}-ips.txt", File.dirname(__FILE__))
end
end
end
end
Version data entries
33 entries across 33 versions & 1 rubygems