Support bundling lxc config files with base boxes

lib/vagrant-lxc/action/create.rb

@@ -14,6 +14,7 @@ module Vagrant
           env[:machine].provider.driver.create(
             container_name,
             env[:lxc_template_src],
+            env[:lxc_template_config],
             env[:lxc_template_opts]
           )
 

lib/vagrant-lxc/action/handle_box_metadata.rb

@@ -22,6 +22,10 @@ module Vagrant
           @env[:lxc_template_opts] = template_opts
           @env[:lxc_template_src]  = template_src
 
+          if template_config_file.exist?
+            @env[:lxc_template_config] = template_config_file.to_s
+          end
+
           @app.call env
         end
 
@@ -29,6 +33,10 @@ module Vagrant
           @template_src ||= @box.directory.join('lxc-template').to_s
         end
 
+        def template_config_file
+          @template_config_file ||= @box.directory.join('lxc.conf')
+        end
+
         def template_opts
           @template_opts ||= @box.metadata.fetch('template-opts', {}).dup.merge!(
             '--tarball'  => rootfs_tarball,

lib/vagrant-lxc/driver.rb

@@ -33,12 +33,12 @@ module Vagrant
         Pathname.new(base_path.join('rootfs'))
       end
 
-      def create(name, template_path, template_options = {})
+      def create(name, template_path, config_file, template_options = {})
         @cli.name = @container_name = name
 
         import_template(template_path) do |template_name|
           @logger.debug "Creating container..."
-          @cli.create template_name, template_options
+          @cli.create template_name, config_file, template_options
         end
       end
 

lib/vagrant-lxc/driver/cli.rb

@@ -46,13 +46,18 @@ module Vagrant
           end
         end
 
-        def create(template, template_opts = {})
+        def create(template, config_file, template_opts = {})
+          if config_file
+            config_opts = ['-f', config_file]
+          end
+
           extra = template_opts.to_a.flatten
           extra.unshift '--' unless extra.empty?
 
           run :create,
               '--template', template,
               '--name',     @name,
+              *(config_opts),
               *extra
         end