A Vagrant system implementation for gentoo based linux

gentoo.rb

# A Vagrant system implementation for gentoo based linuxs
class Gentoo < Vagrant::Systems::Linux

  class GentooConfig < Vagrant::Config::Base
    configures :gentoo

    attr_accessor :halt_timeout
    attr_accessor :halt_check_interval

    def initialize
      @halt_timeout = 30
      @halt_check_interval = 1
    end
  end

  #-------------------------------------------------------------------
  # Overridden methods
  #-------------------------------------------------------------------
  def prepare_host_only_network
    # Remove any previous host only network additions to the
    # interface file.
    vm.ssh.execute do |ssh|
      # Verify gentoo
      ssh.exec!("cat /etc/gentoo-release", :error_class => LinuxError, :_key => :network_not_gentoo)

      # Clear out any previous entries
      ssh.exec!("sudo sed -e '/^#VAGRANT-BEGIN/,/^#VAGRANT-END/ d' /etc/conf.d/net > /tmp/vagrant-network-interfaces")
      ssh.exec!("sudo su -c 'cat /tmp/vagrant-network-interfaces > /etc/conf.d/net'")
    end
  end

  def enable_host_only_network(net_options)
    # manually render the net template
    entry = nil
    File.open(File.expand_path('network_entry_gentoo.erb', File.dirname(__FILE__)), 'r') do |f|
      entry = Erubis::Eruby.new(f.read, :trim => true).result(binding)
    end
    vm.ssh.upload!(StringIO.new(entry), "/tmp/vagrant-network-entry")

    vm.ssh.execute do |ssh|
      ssh.exec!("sudo su -c 'cat /tmp/vagrant-network-entry >> /etc/conf.d/net'")
      ssh.exec!("sudo su -c 'ln -fs /etc/init.d/net.lo /etc/init.d/net.eth#{net_options[:adapter]} && /etc/init.d/net.eth#{net_options[:adapter]} restart'")
    end
  end

end

network_entry_gentoo.erb

#VAGRANT-BEGIN
# The contents below are automatically generated by Vagrant.
# Please do not modify any of these contents.
config_eth<%= net_options[:adapter] %>=( "<%= net_options[:ip] %> netmask <%= net_options[:netmask] %>" )
#VAGRANT-END

Vagrantfile.pkg

require File.expand_path("./gentoo.rb", File.dirname(__FILE__))

Vagrant::Config.run do |config|
  
  config.vm.system = Gentoo

end