Sha256: 82d639faeb7361f2f12d5e6cd6646515a5e581eed0c8952b31574a641e94799f
Contents?: true
Size: 1013 Bytes
Versions: 156
Compression:
Stored size: 1013 Bytes
Contents
require "resolv-replace"
module CC
class Resolv
def self.with_fixed_dns(dns = ::Resolv::DNS.new)
::Resolv::DefaultResolver.replace_resolvers([Fixed.new(dns)])
yield if block_given?
ensure
# There's no way to ask what the current values are before we override
# them; hopefully going by the source is good enough.
# https://docs.ruby-lang.org/en/2.0.0/Resolv.html#method-c-new
default_resolvers = [::Resolv::Hosts.new, ::Resolv::DNS.new]
::Resolv::DefaultResolver.replace_resolvers(default_resolvers)
end
class Fixed
def initialize(fallback)
@addresses = {}
@fallback = fallback
end
def each_address(name)
if addresses.key?(name)
yield addresses.fetch(name)
else
fallback.each_address(name) do |address|
addresses[name] ||= address
yield address
end
end
end
private
attr_reader :addresses, :fallback
end
end
end
Version data entries
156 entries across 156 versions & 3 rubygems