vagrant/plugins/guests/darwin/cap/configure_networks.rb

117 lines
4.3 KiB
Ruby

require "tempfile"
require "vagrant/util/template_renderer"
module VagrantPlugins
module GuestDarwin
module Cap
class ConfigureNetworks
@@logger = Log4r::Logger.new("vagrant::guest::darwin::configure_networks")
include Vagrant::Util
def self.configure_networks(machine, networks)
if !machine.provider.capability?(:nic_mac_addresses)
raise Vagrant::Errors::CantReadMACAddresses,
provider: machine.provider_name.to_s
end
nic_mac_addresses = machine.provider.capability(:nic_mac_addresses)
@@logger.debug("mac addresses: #{nic_mac_addresses.inspect}")
mac_service_map = create_mac_service_map(machine)
networks.each do |network|
mac_address = nic_mac_addresses[network[:interface]+1]
if mac_address.nil?
@@logger.warn("Could not find mac address for network #{network.inspect}")
next
end
service_name = mac_service_map[mac_address]
if service_name.nil?
@@logger.warn("Could not find network service for mac address #{mac_address}")
next
end
network_type = network[:type].to_sym
if network_type == :static
command = "networksetup -setmanual \"#{service_name}\" #{network[:ip]} #{network[:netmask]}"
elsif network_type == :dhcp
command = "networksetup -setdhcp \"#{service_name}\""
else
raise "#{network_type} network type is not supported, try static or dhcp"
end
machine.communicate.sudo(command)
end
end
# Creates a hash mapping MAC addresses to network service name
# Example: { "00C100A1B2C3" => "Thunderbolt Ethernet" }
def self.create_mac_service_map(machine)
tmp_ints = File.join(Dir.tmpdir, File.basename("#{machine.id}.interfaces"))
tmp_hw = File.join(Dir.tmpdir, File.basename("#{machine.id}.hardware"))
machine.communicate.tap do |comm|
comm.sudo("networksetup -detectnewhardware")
comm.sudo("networksetup -listnetworkserviceorder > /tmp/vagrant.interfaces")
comm.sudo("networksetup -listallhardwareports > /tmp/vagrant.hardware")
comm.download("/tmp/vagrant.interfaces", tmp_ints)
comm.download("/tmp/vagrant.hardware", tmp_hw)
end
interface_map = {}
ints = ::IO.read(tmp_ints)
ints.split(/\n\n/m).each do |i|
if i.match(/Hardware/) && i.match(/Ethernet/)
# Ethernet, should be 2 lines,
# (3) Thunderbolt Ethernet
# (Hardware Port: Thunderbolt Ethernet, Device: en1)
# multiline, should match "Thunderbolt Ethernet", "en1"
devicearry = i.match(/\([0-9]+\) (.+)\n.*Device: (.+)\)/m)
service = devicearry[1]
interface = devicearry[2]
# Should map interface to service { "en1" => "Thunderbolt Ethernet" }
interface_map[interface] = service
end
end
File.delete(tmp_ints)
mac_service_map = {}
macs = ::IO.read(tmp_hw)
macs.split(/\n\n/m).each do |i|
if i.match(/Hardware/) && i.match(/Ethernet/)
# Ethernet, should be 3 lines,
# Hardware Port: Thunderbolt 1
# Device: en1
# Ethernet Address: a1:b2:c3:d4:e5:f6
# multiline, should match "en1", "00:c1:00:a1:b2:c3"
devicearry = i.match(/Device: (.+)\nEthernet Address: (.+)/m)
interface = devicearry[1]
naked_mac = devicearry[2].gsub(':','').upcase
# Skip hardware ports without MAC (bridges, bluetooth, etc.)
next if naked_mac == "N/A"
if !interface_map[interface]
@@logger.warn("Could not find network service for interface #{interface}")
next
end
# Should map MAC to service, { "00C100A1B2C3" => "Thunderbolt Ethernet" }
mac_service_map[naked_mac] = interface_map[interface]
end
end
File.delete(tmp_hw)
mac_service_map
end
end
end
end
end