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

65 lines
2.7 KiB
Ruby

require "set"
require "tempfile"
require "vagrant/util/retryable"
require "vagrant/util/template_renderer"
module VagrantPlugins
module GuestRedHat
module Cap
class ConfigureNetworks
extend Vagrant::Util::Retryable
include Vagrant::Util
def self.configure_networks(machine, networks)
network_scripts_dir = machine.guest.capability("network_scripts_dir")
interface_names = machine.guest.capability("interfaces_list")
# Accumulate the configurations to add to the interfaces file as
# well as what interfaces we're actually configuring since we use that
# later.
interfaces = Set.new
networks.each do |network|
interface = interface_names[network[:interface]]
interfaces.add(interface)
network[:device] = interface
# Remove any previous vagrant configuration in this network interface's
# configuration files.
machine.communicate.sudo("touch #{network_scripts_dir}/ifcfg-#{interface}")
machine.communicate.sudo("sed -e '/^#VAGRANT-BEGIN/,/^#VAGRANT-END/ d' #{network_scripts_dir}/ifcfg-#{interface} > /tmp/vagrant-ifcfg-#{interface}")
machine.communicate.sudo("cat /tmp/vagrant-ifcfg-#{interface} > #{network_scripts_dir}/ifcfg-#{interface}")
machine.communicate.sudo("rm /tmp/vagrant-ifcfg-#{interface}")
# Render and upload the network entry file to a deterministic
# temporary location.
# use fedora for now
entry = TemplateRenderer.render("guests/fedora/network_#{network[:type]}",
:options => network)
temp = Tempfile.new("vagrant")
temp.binmode
temp.write(entry)
temp.close
machine.communicate.upload(temp.path, "/tmp/vagrant-network-entry_#{interface}")
end
# Bring down all the interfaces we're reconfiguring. By bringing down
# each specifically, we avoid reconfiguring eth0 (the NAT interface) so
# SSH never dies.
interfaces.each do |interface|
puts interface.inspect
retryable(:on => Vagrant::Errors::VagrantError, :tries => 3, :sleep => 2) do
machine.communicate.sudo("cat /tmp/vagrant-network-entry_#{interface} >> #{network_scripts_dir}/ifcfg-#{interface}")
machine.communicate.sudo("/sbin/ifdown #{interface}", :error_check => true)
machine.communicate.sudo("/sbin/ifup #{interface}")
end
machine.communicate.sudo("rm /tmp/vagrant-network-entry_#{interface}")
end
end
end
end
end
end