Add backing if vgname is defined

salt/modules/lxc.py

@@ -322,7 +322,9 @@ def init(name,
                                          profile=profile, **kwargs)
         if not ret.get('created', False):
             return ret
-    rootfs = info(name)['rootfs']
+    lxc_info = info(name)
+    rootfs = lxc_info['rootfs']
+    #lxc_config = lxc_info['config']
     if seed:
         ret['seeded'] = __salt__['lxc.bootstrap'](
             name, config=salt_config, approve_key=approve_key, install=install)
@@ -396,6 +398,8 @@ def create(name, config=None, profile=None, options=None, **kwargs):
     vgname = tvg if tvg else __salt__['config.option']('lxc.vgname')
     template = select('template')
     backing = select('backing')
+    if vgname and not backing:
+        backing = 'lvm'
     lvname = select('lvname')
     fstype = select('fstype')
     size = select('size', '1G')
@@ -924,6 +928,7 @@ def info(name):
     ret['ipv4_ips'] = []
     ret['ipv6_ips'] = []
     ret['size'] = None
+    ret['config'] = f
 
     if ret['state'] == 'running':
         limit = int(get_parameter(name, 'memory.limit_in_bytes').get(

salt/templates/lxc/salt_tarball

@@ -23,6 +23,10 @@ lxc_network_link="br0"
 default_path="/var/lib/lxc"
 
 deploy_tar() {
+    if [ -f ${path}/config]
+    then
+        cp ${path}/config ${path}/_orig_config
+    fi
     tar xvf ${imgtar} -C ${path}
 }