Adds distro module exclude support

1 files changed, 8 insertions, 0 deletions

diff --git a/cloudinit/distros/__init__.py b/cloudinit/distros/__init__.py
index 9c9ac384..a6d1e6c6 100644
--- a/cloudinit/distros/__init__.py
+++ b/cloudinit/distros/__init__.py
@@ -54,12 +54,20 @@ class Distro(object):
     hostname_conf_fn = "/etc/hostname"
     tz_zone_dir = "/usr/share/zoneinfo"
     init_cmd = ['service']  # systemctl, service etc
+    exclude_modules = []
 
     def __init__(self, name, cfg, paths):
         self._paths = paths
         self._cfg = cfg
         self.name = name
 
+    def is_excluded(self, name):
+        if name in self.excluded_modules:
+            distro = getattr(self, name, None) or getattr(self, 'osfamily')
+            LOG.debug(("Skipping module named %s, distro excluded"), name,
+                    distro)
+            return True
+
     @abc.abstractmethod
     def install_packages(self, pkglist):
         raise NotImplementedError()