WA3 Exsisting Code

wa/framework/configuration/execution.py

@@ -0,0 +1,67 @@
+from copy import copy
+from collections import OrderedDict
+
+from wa.framework import pluginloader
+from wa.framework.exception import ConfigError
+from wa.framework.configuration.core import ConfigurationPoint
+from wa.framework.utils.types import TreeNode, list_of, identifier
+
+
+class ExecConfig(object):
+
+    static_config_points = [
+            ConfigurationPoint(
+                'components',
+                kind=list_of(identifier),
+                description="""
+                Components to be activated.
+                """,
+            ),
+            ConfigurationPoint(
+                'runtime_parameters',
+                kind=list_of(identifier),
+                aliases=['runtime_params'],
+                description="""
+                Components to be activated.
+                """,
+            ),
+            ConfigurationPoint(
+                'classifiers',
+                kind=list_of(str),
+                description="""
+                Classifiers to be used. Classifiers are arbitrary key-value
+                pairs associated with with config. They may be used during output
+                proicessing and should be used to provide additional context for
+                collected results.
+                """,
+            ),
+    ]
+
+    config_points = None
+
+    @classmethod
+    def _load(cls, load_global=False, loader=pluginloader):
+        if cls.config_points is None:
+            cls.config_points = {c.name: c for c in cls.static_config_points}
+            for plugin in loader.list_plugins():
+                cp = ConfigurationPoint(
+                    plugin.name,
+                    kind=OrderedDict,
+                    description="""
+                    Configuration for {} plugin.
+                    """.format(plugin.name)
+                )
+                cls._add_config_point(plugin.name, cp)
+                for alias in plugin.aliases:
+                    cls._add_config_point(alias.name, cp)
+
+    @classmethod
+    def _add_config_point(cls, name, cp):
+        if name in cls.config_points:
+            message = 'Cofig point for "{}" already exists ("{}")'
+            raise ValueError(message.format(name, cls.config_points[name].name))
+
+
+
+class GlobalExecConfig(ExecConfig):
+