core: Make lxc-template optional [GH-254]

CHANGELOG.md

@@ -20,7 +20,9 @@ FEATURES:
 
 IMPROVEMENTS:
 
-  - Set container utsname to configured hostname by default [[GH-253]]
+  - `lxc-template` is now optional for base boxes and are bundled with the plugin,
+    allowing us to roll out updates without the need to rebuild boxes [[GH-254]]
+  - Set container's `utsname` to `config.vm.hostname` by default [[GH-253]]
   - Added libvirt dnsmasq leases file to the lookup paths [[GH-251]]
   - Improved compatibility with Vagrant 1.4 / 1.5 including the ability
     to use `rsync` and `nfs` shared folders to work around synced folders
@@ -29,6 +31,7 @@ IMPROVEMENTS:
   - Warn in case `:group` or `:owner` are specified for synced folders [[GH-251]]
   - Acceptance specs are now powered by `vagrant-spec` [[GH-213]]
 
+[GH-254]: https://github.com/fgrehm/vagrant-lxc/issues/254
 [GH-196]: https://github.com/fgrehm/vagrant-lxc/issues/196
 [GH-251]: https://github.com/fgrehm/vagrant-lxc/pull/251
 [GH-253]: https://github.com/fgrehm/vagrant-lxc/pull/253

README.md

@@ -31,7 +31,7 @@ will be coming along _soon_.
 
 ## Requirements
 
-* [Vagrant 1.1+](http://downloads.vagrantup.com/)
+* [Vagrant 1.1+](http://www.vagrantup.com/downloads.html)
 * lxc 0.7.5+
 * redir (if you are planning to use port forwarding)
 * A [kernel != 3.5.0-17.28](https://github.com/fgrehm/vagrant-lxc/wiki/Troubleshooting#wiki-im-unable-to-restart-containers)

boxes/common/package.sh

@@ -23,7 +23,6 @@ popd &>>${LOG}
 
 # Prepare package contents
 log 'Preparing box package contents'
-cp common/lxc-template ${WORKING_DIR}
 cp conf/${DISTRIBUTION} ${WORKING_DIR}/lxc-config
 cp conf/metadata.json ${WORKING_DIR}
 sed -i "s/<TODAY>/${NOW}/" ${WORKING_DIR}/metadata.json

lib/vagrant-lxc.rb

@@ -1,2 +1,10 @@
 require "vagrant-lxc/version"
 require "vagrant-lxc/plugin"
+
+module Vagrant
+  module LXC
+    def self.source_root
+      @source_root ||= Pathname.new(File.dirname(__FILE__)).join('..').expand_path
+    end
+  end
+end

lib/vagrant-lxc/action/handle_box_metadata.rb

@@ -42,7 +42,12 @@ module Vagrant
         end
 
         def template_src
-          @template_src ||= @box.directory.join('lxc-template').to_s
+          @template_src ||=
+            if (box_template = @box.directory.join('lxc-template')).exist?
+              box_template.to_s
+            else
+              Vagrant::LXC.source_root.join('scripts/lxc-template').to_s
+            end
         end
 
         def template_config_file