Begin work on supporting private networks

lib/vagrant-lxc/action.rb

@@ -11,6 +11,7 @@ require 'vagrant-lxc/action/forward_ports'
 require 'vagrant-lxc/action/handle_box_metadata'
 require 'vagrant-lxc/action/prepare_nfs_settings'
 require 'vagrant-lxc/action/prepare_nfs_valid_ids'
+require 'vagrant-lxc/action/private_networks'
 require 'vagrant-lxc/action/remove_temporary_files'
 require 'vagrant-lxc/action/setup_package_files'
 require 'vagrant-lxc/action/warn_networks'
@@ -71,6 +72,7 @@ module Vagrant
           b.use ForwardPorts
           b.use Boot
           b.use Builtin::WaitForCommunicator
+          b.use PrivateNetworks
         end
       end
 

lib/vagrant-lxc/action/private_networks.rb

@@ -0,0 +1,60 @@
+module Vagrant
+  module LXC
+    module Action
+      class PrivateNetworks
+        def initialize(app, env)
+          @app = app
+        end
+
+        def call(env)
+          @app.call(env)
+
+          if private_network_configured?(env[:machine].config)
+            configure_private_networks(env)
+          end
+        end
+
+        def private_network_configured?(config)
+          config.vm.networks.find do |type, _|
+            type.to_sym == :private_network
+          end
+        end
+
+        def configure_private_networks(env)
+          env[:machine].config.vm.networks.find do |type, config|
+            next if type.to_sym != :private_network
+
+            container_name = env[:machine].provider.driver.container_name
+            ip             = config[:ip]
+            configure_single_network('br1', container_name, ip)
+          end
+        end
+
+        def configure_single_network(bridge, container_name, ip)
+          cmd = [
+            'sudo',
+            Vagrant::LXC.source_root.join('scripts/private-network').to_s,
+            bridge,
+            container_name,
+            "#{ip}/24"
+          ]
+          puts cmd.join(' ')
+          system cmd.join(' ')
+
+          cmd = [
+            'sudo',
+            'ip',
+            'addr',
+            'add',
+            # TODO: This should not be hard coded and has to run once per bridge
+            "192.168.1.254/24",
+            'dev',
+            bridge
+          ]
+          puts cmd.join(' ')
+          system cmd.join(' ')
+        end
+      end
+    end
+  end
+end

lib/vagrant-lxc/action/warn_networks.rb

@@ -7,16 +7,16 @@ module Vagrant
         end
 
         def call(env)
-          if public_or_private_network_configured?(env[:machine].config)
+          if public_network_configured?(env[:machine].config)
             env[:ui].warn(I18n.t("vagrant_lxc.messages.warn_networks"))
           end
 
           @app.call(env)
         end
 
-        def public_or_private_network_configured?(config)
+        def public_network_configured?(config)
           config.vm.networks.find do |type, _|
-            [:private_network, :public_network].include?(type.to_sym)
+            type.to_sym == :public_network
           end
         end
       end