59 lines
1.9 KiB
Ruby
59 lines
1.9 KiB
Ruby
require "ipaddr"
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require "socket"
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require "tempfile"
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require_relative "../../../../lib/vagrant/util/template_renderer"
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module VagrantPlugins
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module GuestArch
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module Cap
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class ConfigureNetworks
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include Vagrant::Util
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def self.configure_networks(machine, networks)
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comm = machine.communicate
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commands = ["set -e"]
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interfaces = machine.guest.capability(:network_interfaces)
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networks.each.with_index do |network, i|
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network[:device] = interfaces[network[:interface]]
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# Arch expects netmasks to be in the "24" or "64", but users may
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# specify IPV4 netmasks like "255.255.255.0". This magic converts
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# the netmask to the proper value.
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if network[:netmask] && network[:netmask].to_s.include?(".")
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network[:netmask] = (32-Math.log2((IPAddr.new(network[:netmask], Socket::AF_INET).to_i^0xffffffff)+1)).to_i
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end
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entry = TemplateRenderer.render("guests/arch/network_#{network[:type]}",
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options: network,
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)
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remote_path = "/tmp/vagrant-network-#{network[:device]}-#{Time.now.to_i}-#{i}"
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Tempfile.open("vagrant-arch-configure-networks") do |f|
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f.binmode
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f.write(entry)
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f.fsync
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f.close
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comm.upload(f.path, remote_path)
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end
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commands << <<-EOH.gsub(/^ {14}/, '')
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# Configure #{network[:device]}
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mv '#{remote_path}' '/etc/netctl/#{network[:device]}'
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ip link set '#{network[:device]}' down
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netctl restart '#{network[:device]}'
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netctl enable '#{network[:device]}'
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EOH
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end
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# Run all the network modification commands in one communicator call.
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comm.sudo(commands.join("\n"))
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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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