lib/mongo/address/ipv6.rb
# frozen_string_literal: true
# rubocop:todo all
# Copyright (C) 2014-2020 MongoDB Inc.
#
# Licensed under the Apache License, Version 2.0 (the 'License');
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an 'AS IS' BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
module Mongo
class Address
# Sets up resolution with IPv6 support if the address is an ip
# address.
#
# @since 2.0.0
class IPv6
# @return [ String ] host The host.
attr_reader :host
# @return [ String ] host_name The original host name.
attr_reader :host_name
# @return [ Integer ] port The port.
attr_reader :port
# The regular expression to use to match an IPv6 ip address.
#
# @since 2.0.0
MATCH = Regexp.new('::').freeze
# Parse an IPv6 address into its host and port.
#
# @example Parse the address.
# IPv6.parse("[::1]:28011")
#
# @param [ String ] address The address to parse.
#
# @return [ Array<String, Integer> ] The host and port pair.
#
# @since 2.0.0
def self.parse(address)
# IPAddr's parser handles IP address only, not port.
# Therefore we need to handle the port ourselves
if address =~ /[\[\]]/
parts = address.match(/\A\[(.+)\](?::(\d+))?\z/)
if parts.nil?
raise ArgumentError, "Invalid IPv6 address: #{address}"
end
host = parts[1]
port = (parts[2] || 27017).to_i
else
host = address
port = 27017
end
# Validate host.
# This will raise IPAddr::InvalidAddressError
# on newer rubies which is a subclass of ArgumentError
# if host is invalid
begin
IPAddr.new(host)
rescue ArgumentError
raise ArgumentError, "Invalid IPv6 address: #{address}"
end
[ host, port ]
end
# Initialize the IPv6 resolver.
#
# @example Initialize the resolver.
# IPv6.new("::1", 28011, 'localhost')
#
# @param [ String ] host The host.
# @param [ Integer ] port The port.
#
# @since 2.0.0
def initialize(host, port, host_name=nil)
@host = host
@port = port
@host_name = host_name
end
# Get a socket for the provided address type, given the options.
#
# @example Get an IPv6 socket.
# ipv4.socket(5, :ssl => true)
#
# @param [ Float ] socket_timeout The socket timeout.
# @param [ Hash ] options The options.
#
# @option options [ Float ] :connect_timeout Connect timeout.
# @option options [ true | false ] :ssl Whether to use TLS.
# @option options [ String ] :ssl_ca_cert
# Same as the corresponding Client/Socket::SSL option.
# @option options [ Array<OpenSSL::X509::Certificate> ] :ssl_ca_cert_object
# Same as the corresponding Client/Socket::SSL option.
# @option options [ String ] :ssl_ca_cert_string
# Same as the corresponding Client/Socket::SSL option.
# @option options [ String ] :ssl_cert
# Same as the corresponding Client/Socket::SSL option.
# @option options [ OpenSSL::X509::Certificate ] :ssl_cert_object
# Same as the corresponding Client/Socket::SSL option.
# @option options [ String ] :ssl_cert_string
# Same as the corresponding Client/Socket::SSL option.
# @option options [ String ] :ssl_key
# Same as the corresponding Client/Socket::SSL option.
# @option options [ OpenSSL::PKey ] :ssl_key_object
# Same as the corresponding Client/Socket::SSL option.
# @option options [ String ] :ssl_key_pass_phrase
# Same as the corresponding Client/Socket::SSL option.
# @option options [ String ] :ssl_key_string
# Same as the corresponding Client/Socket::SSL option.
# @option options [ true, false ] :ssl_verify
# Same as the corresponding Client/Socket::SSL option.
# @option options [ true, false ] :ssl_verify_certificate
# Same as the corresponding Client/Socket::SSL option.
# @option options [ true, false ] :ssl_verify_hostname
# Same as the corresponding Client/Socket::SSL option.
#
# @return [ Mongo::Socket::SSL, Mongo::Socket::TCP ] The socket.
#
# @since 2.0.0
# @api private
def socket(socket_timeout, options = {})
if options[:ssl]
Socket::SSL.new(host, port, host_name, socket_timeout, Socket::PF_INET6, options)
else
Socket::TCP.new(host, port, socket_timeout, Socket::PF_INET6, options)
end
end
end
end
end