/usr/lib/ruby/vendor_ruby/serverspec/type/port.rb is in ruby-serverspec 2.18.0-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 | require 'resolv'
module Serverspec::Type
class Port < Base
def protocols
%w(udp tcp tcp6 udp6)
end
def options
@options ||= {}
end
def protocol_matcher(protocol)
protocol = protocol.to_s.downcase
if protocols.include?(protocol)
options[:protocol] = protocol
else
raise ArgumentError.new("`be_listening` matcher doesn't support #{protocol}")
end
end
def local_address_matcher(local_address)
if valid_ip_address?(local_address)
options[:local_address] = local_address
else
raise ArgumentError.new("`be_listening` matcher requires valid IPv4 or IPv6 address")
end
end
def listening?(protocol, local_address)
protocol_matcher(protocol) if protocol
local_address_matcher(local_address) if local_address
@runner.check_port_is_listening(@name, options)
end
def valid_ip_address?(ip_address)
!!(ip_address =~ Resolv::IPv4::Regex) || !!(ip_address =~ Resolv::IPv6::Regex)
end
end
end
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