Initial system configuration and customization interface.

packages/base/all/vendor-config-onl/src/python/onl/sysconfig/__init__.py

@@ -0,0 +1,60 @@
+############################################################
+#
+# ONL System Configuration
+#
+############################################################
+import os
+import sys
+import yaml
+import types
+import onl.onlyaml
+import platform as pp
+from onl.platform.current import OnlPlatform
+
+class DotDict(dict):
+    """ Access keys in a nested dictionary using dot notation """
+
+    def __getattr__(self, attr):
+        item = self.get(attr, None)
+
+        if item is None:
+            raise AttributeError("'%s' object has no attribute '%s'" % (type(self), attr))
+
+        if type(item) == types.DictType:
+            item = DotDict(item)
+
+        return item
+
+    __setattr__= dict.__setitem__
+    __delattr__= dict.__delitem__
+
+
+class OnlSystemConfig(object):
+    SYSTEM_CONFIG_DIR = '/etc/onl/config'
+
+    def __init__(self):
+
+        platform = OnlPlatform()
+        self.variables = {}
+        self.variables['PLATFORM'] = platform.platform()
+        self.variables['ARCH'] = pp.machine()
+        self.variables['PARCH'] = dict(ppc='powerpc',
+                                       x86_64='amd64',
+                                       armv7l='armel')[pp.machine()]
+
+        self.config = {}
+
+        for root, dirs, files in os.walk(self.SYSTEM_CONFIG_DIR):
+            for f in files:
+                if f.endswith('.yml'):
+                    d = onl.onlyaml.loadf(os.path.join(root, f), self.variables)
+                    self.config.update(d)
+
+        self.config['pc'] = platform.platform_config
+
+    def dump(self):
+        return yaml.dump(self.config, default_flow_style=False)
+
+x = OnlSystemConfig()
+sysconfig = DotDict(x.config)
+sysconfig['OnlSystemConfig'] = x