Add preliminary support for system morphologies.

No validation at this time. The current approach to implementing
validation is too much work.

1 files changed, 6 insertions, 0 deletions

diff --git a/morphlib/morphology.py b/morphlib/morphology.py
index 86658fb8..903df472 100644
--- a/morphlib/morphology.py
+++ b/morphlib/morphology.py
@@ -51,6 +51,8 @@ class Morphology(object):
             self._validate_stratum()
             for source in self.sources.itervalues():
                 source['repo'] = self._join_with_baseurl(source['repo'])
+        elif self.kind == 'system':
+            pass
         else:
             raise self._error('kind must be chunk or stratum, not %s' %
                                 self.kind)
@@ -142,6 +144,10 @@ class Morphology(object):
     def install_commands(self):
         return self._dict.get('install-commands', [])
 
+    @property
+    def strata(self):
+        return self._dict.get('strata', [])
+
     def _join_with_baseurl(self, url):
         is_relative = (':' not in url or
                        '/' not in url or