commit planned implementation of datasourcenocloud

this adds the consumption of 'network-config' to the datasourcenocloud.
There is an implementation of the network rendering taht is untested
in distros/debian.

2 files changed, 21 insertions, 0 deletions

diff --git a/cloudinit/distros/__init__.py b/cloudinit/distros/__init__.py
index a73acae5..461253a7 100644
--- a/cloudinit/distros/__init__.py
+++ b/cloudinit/distros/__init__.py
@@ -75,6 +75,9 @@ class Distro(object):
         # to write this blob out in a distro format
         raise NotImplementedError()
 
+    def _write_network_config(self, settings):
+        raise NotImplementedError()
+
     def _find_tz_file(self, tz):
         tz_file = os.path.join(self.tz_zone_dir, str(tz))
         if not os.path.isfile(tz_file):
@@ -132,6 +135,14 @@ class Distro(object):
             return self._bring_up_interfaces(dev_names)
         return False
 
+    def apply_network_config(self, netconfig, bring_up=True):
+        # Write it out
+        dev_names = self._write_network_config(netconfig)
+        # Now try to bring them up
+        if bring_up:
+            return self._bring_up_interfaces(dev_names)
+        return False
+
     @abc.abstractmethod
     def apply_locale(self, locale, out_fn=None):
         raise NotImplementedError()
diff --git a/cloudinit/distros/debian.py b/cloudinit/distros/debian.py
index db5890b1..89d8d28e 100644
--- a/cloudinit/distros/debian.py
+++ b/cloudinit/distros/debian.py
@@ -26,6 +26,8 @@ from cloudinit import distros
 from cloudinit import helpers
 from cloudinit import log as logging
 from cloudinit import util
+from cloudinit import net
+from cloudinit.net import network_state
 
 from cloudinit.distros.parsers.hostname import HostnameConf
 
@@ -76,6 +78,14 @@ class Distro(distros.Distro):
         util.write_file(self.network_conf_fn, settings)
         return ['all']
 
+    def _write_network_config(self, netconfig):
+        # TODO: THIS IS NOT TESTED
+        state = network_state.NetworkState()
+        state.load(netconfig)
+        state.parse_config()
+        net.render_network_state("/", state)
+        return ['all']
+
     def _bring_up_interfaces(self, device_names):
         use_all = False
         for d in device_names: