Add additional rules for resolving ambiguity in resources.get (#333)

* Add additional rules for resolving ambiguity in resources.get

* Store a complete lookup instead of just the kind

Author: fabianvf

openshift/dynamic/discovery.py

@@ -208,7 +208,14 @@ def get_resources_for_api_version(self, prefix, group, version, preferred):
             )
             resources[resource['kind']].append(resourceobj)
 
-            resource_list = ResourceList(self.client, group=group, api_version=version, base_kind=resource['kind'])
+            resource_lookup = {
+                'prefix': prefix,
+                'group': group,
+                'api_version': version,
+                'kind': resourceobj.kind,
+                'name': resourceobj.name
+            }
+            resource_list = ResourceList(self.client, group=group, api_version=version, base_kind=resource['kind'], base_resource_lookup=resource_lookup)
             resources[resource_list.kind].append(resource_list)
         return resources
 
@@ -226,6 +233,10 @@ def get(self, **kwargs):
         # If there are multiple matches, prefer non-List kinds
         if len(results) > 1 and not all([isinstance(x, ResourceList) for x in results]):
             results = [result for result in results if not isinstance(result, ResourceList)]
+        # if multiple resources are found that share a GVK, prefer the one with the most supported verbs
+        if len(results) > 1 and len(set((x.group_version, x.kind) for x in results)) == 1:
+            if len(set(len(x.verbs) for x in results)) != 1:
+                results = [max(results, key=lambda x: len(x.verbs))]
         if len(results) == 1:
             return results[0]
         elif not results:

openshift/dynamic/resource.py

@@ -93,19 +93,20 @@ def __getattr__(self, name):
 class ResourceList(Resource):
     """ Represents a list of API objects """
 
-    def __init__(self, client, group='', api_version='v1', base_kind='', kind=None):
+    def __init__(self, client, group='', api_version='v1', base_kind='', kind=None, base_resource_lookup=None):
         self.client = client
         self.group = group
         self.api_version = api_version
         self.kind = kind or '{}List'.format(base_kind)
         self.base_kind = base_kind
+        self.base_resource_lookup = base_resource_lookup
         self.__base_resource = None
 
     def base_resource(self):
         if self.__base_resource:
             return self.__base_resource
-        elif self.base_kind:
-            self.__base_resource = self.client.resources.get(group=self.group, api_version=self.api_version, kind=self.base_kind)
+        elif self.base_resource_lookup:
+            self.__base_resource = self.client.resources.get(**self.base_resource_lookup)
             return self.__base_resource
         return None
 
@@ -204,7 +205,8 @@ def to_dict(self):
             'group': self.group,
             'api_version': self.api_version,
             'kind': self.kind,
-            'base_kind': self.base_kind
+            'base_kind': self.base_kind,
+            'base_resource_lookup': self.base_resource_lookup
         }
 
     def __getattr__(self, name):