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

90 lines
3.1 KiB
Ruby

require "tempfile"
require "ipaddr"
require_relative "../../../../lib/vagrant/util/template_renderer"
module VagrantPlugins
module GuestGentoo
module Cap
class ConfigureNetworks
include Vagrant::Util
def self.configure_networks(machine, networks)
comm = machine.communicate
commands = []
interfaces = machine.guest.capability(:network_interfaces, "/bin/ip")
networks.map! { |n| n[:device] = interfaces[n[:interface]]; n }
if comm.test('[[ `systemctl` =~ -\.mount ]]')
# Configure networking for Systemd
# convert netmasks to CIDR by converting to a binary string and counting the '1's
networks.map! { |n| n[:netmask] = IPAddr.new(n[:netmask]).to_i.to_s(2).count("1"); n }
# glob networks by device, so that we can write one file per device
# (result is hash[devicename] = [net, net, net...])
networks = networks.map { |n| [n[:device], n] }.reduce({}) { |h, (k, v)| (h[k] ||= []) << v; h }
# Write one .network file out for each device
networks.each_pair do |device_name, device_networks|
entry = TemplateRenderer.render('guests/gentoo/network_systemd', networks: device_networks)
filename = "50_vagrant_#{device_name}.network"
tmpfile = "/tmp/#{filename}"
destfile = "/etc/systemd/network/#{filename}"
Tempfile.open('vagrant-gentoo-configure-networks') do |f|
f.binmode
f.write(entry)
f.fsync
f.close
comm.upload(f.path, tmpfile)
end
commands << "mv #{tmpfile} #{destfile} && chmod 644 #{destfile}"
end
# tell systemd to reload the networking config
commands << 'systemctl daemon-reload && systemctl restart systemd-networkd.service'
else
# Configure networking for OpenRC
# Remove any previous network additions to the configuration file.
commands << "sed -i'' -e '/^#VAGRANT-BEGIN/,/^#VAGRANT-END/ d' /etc/conf.d/net"
networks.each_with_index do |network, i|
entry = TemplateRenderer.render("guests/gentoo/network_#{network[:type]}",
options: network,
)
remote_path = "/tmp/vagrant-network-#{network[:device]}-#{Time.now.to_i}-#{i}"
Tempfile.open("vagrant-gentoo-configure-networks") do |f|
f.binmode
f.write(entry)
f.fsync
f.close
comm.upload(f.path, remote_path)
end
commands << <<-EOH.gsub(/^ {14}/, '')
ln -sf /etc/init.d/net.lo /etc/init.d/net.#{network[:device]}
/etc/init.d/net.#{network[:device]} stop || true
cat '#{remote_path}' >> /etc/conf.d/net
rm -f '#{remote_path}'
/etc/init.d/net.#{network[:device]} start
EOH
end
end
comm.sudo(commands.join("\n"))
end
end
end
end
end