82 lines
2.5 KiB
Ruby
82 lines
2.5 KiB
Ruby
require "ipaddr"
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require "socket"
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require "log4r"
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require "vagrant/util/presence"
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require "vagrant/util/scoped_hash_override"
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module VagrantPlugins
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module ProviderVirtualBox
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module Action
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# This middleware works around a bug in VirtualBox where booting
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# a VM with an IPv6 host-only network will someties lose the
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# route to that machine.
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class NetworkFixIPv6
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include Vagrant::Util::Presence
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include Vagrant::Util::ScopedHashOverride
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def initialize(app, env)
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@logger = Log4r::Logger.new("vagrant::plugins::virtualbox::network")
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@app = app
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end
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def call(env)
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@env = env
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# Determine if we have an IPv6 network
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has_v6 = false
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env[:machine].config.vm.networks.each do |type, options|
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next if type != :private_network
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options = scoped_hash_override(options, :virtualbox)
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next if options[:ip].to_s.strip == ""
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if IPAddr.new(options[:ip]).ipv6?
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has_v6 = true
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break
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end
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end
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# Call up
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@app.call(env)
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# If we have no IPv6, forget it
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return if !has_v6
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host_only_interfaces(env).each do |interface|
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next if !present?(interface[:ipv6])
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next if interface[:status] != "Up"
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ip = IPAddr.new(interface[:ipv6])
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ip |= ("1" * (128 - interface[:ipv6_prefix].to_i)).to_i(2)
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@logger.info("testing IPv6: #{ip}")
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begin
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UDPSocket.new(Socket::AF_INET6).connect(ip.to_s, 80)
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rescue Errno::EHOSTUNREACH
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@logger.info("IPv6 host unreachable. Fixing: #{ip}")
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env[:machine].provider.driver.reconfig_host_only(interface)
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end
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end
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end
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# The list of interface names for host-only adapters.
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# @return [Array<String>]
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def host_only_interface_names(env)
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env[:machine].provider.driver.read_network_interfaces
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.map { |_, i| i[:hostonly] if i[:type] == :hostonly }.compact
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end
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# The list of host_only_interfaces that are tied to a host-only adapter.
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# @return [Array]
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def host_only_interfaces(env)
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iface_names = self.host_only_interface_names(env)
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env[:machine].provider.driver.read_host_only_interfaces
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.select { |interface| iface_names.include?(interface[:name]) }
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end
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end
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end
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end
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end
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