Expand dbconfig support

* Support updating settings values
* Support activity stream endpoint
* Support clearing value
* Improve type conversion system for displaying values

awx/api/serializers.py

@@ -2111,6 +2111,35 @@ class TowerSettingsSerializer(BaseSerializer):
     class Meta:
         model = TowerSettings
         fields = ('key', 'description', 'category', 'value', 'value_type', 'user')
+        read_only_fields = ('description', 'category', 'value_type', 'user')
+
+    def from_native(self, data, files):
+        if data['key'] not in settings.TOWER_SETTINGS_MANIFEST:
+            self._errors = {'key': 'Key {0} is not a valid settings key'.format(data['key'])}
+            return
+        current_val = TowerSettings.objects.filter(key=data['key'])
+        if current_val.exists():
+            current_val.delete()
+        manifest_val = settings.TOWER_SETTINGS_MANIFEST[data['key']]
+        data['description'] = manifest_val['description']
+        data['category'] = manifest_val['category']
+        data['value_type'] = manifest_val['type']
+        return super(TowerSettingsSerializer, self).from_native(data, files)
+
+    def validate(self, attrs):
+        manifest = settings.TOWER_SETTINGS_MANIFEST
+        if attrs['key'] not in manifest:
+            raise serializers.ValidationError(dict(key=["Key {0} is not a valid settings key".format(attrs['key'])]))
+        # TODO: Type checking/coercion, contextual validation
+        return attrs
+
+    def save_object(self, obj, **kwargs):
+        print("kwargs {0}".format(kwargs))
+        manifest_val = settings.TOWER_SETTINGS_MANIFEST[obj.key]
+        obj.description = manifest_val['description']
+        obj.category = manifest_val['category']
+        obj.value_type = manifest_val['type']
+        return super(TowerSettingsSerializer, self).save_object(obj, **kwargs)
 
 class AuthTokenSerializer(serializers.Serializer):
 

awx/api/urls.py

@@ -221,7 +221,8 @@ activity_stream_urls = patterns('awx.api.views',
 )
 
 settings_urls = patterns('awx.api.views',
-                         url(r'^$',                                          'settings_list'))
+                         url(r'^$',                                          'settings_list'),
+                         url(r'^reset/$',                                    'settings_reset'))
 
 v1_urls = patterns('awx.api.views',
     url(r'^$',                      'api_v1_root_view'),

awx/api/views.py

@@ -70,6 +70,7 @@ from awx.api.renderers import * # noqa
 from awx.api.serializers import * # noqa
 from awx.fact.models import * # noqa
 from awx.main.utils import emit_websocket_notification
+from awx.main.conf import TowerConfiguration
 
 def api_exception_handler(exc):
     '''
@@ -2971,7 +2972,12 @@ class SettingsList(ListCreateAPIView):
     def get_queryset(self):
         SettingsTuple = namedtuple('Settings', ['key', 'description', 'category', 'value', 'value_type', 'user'])
         # TODO: Filter by what the user can see
-        all_defined_settings = {s.key: SettingsTuple(s.key, s.description, s.category, s.value, s.value_type, s.user) for s in TowerSettings.objects.all()}
+        all_defined_settings = {s.key: SettingsTuple(s.key,
+                                                     s.description,
+                                                     s.category,
+                                                     s.value_converted,
+                                                     s.value_type,
+                                                     s.user) for s in TowerSettings.objects.all()}
         manifest_settings = settings.TOWER_SETTINGS_MANIFEST
         settings_actual = []
         for settings_key in manifest_settings:
@@ -2987,6 +2993,18 @@ class SettingsList(ListCreateAPIView):
                                                      None))
         return settings_actual
 
+class SettingsReset(APIView):
+
+    view_name = "Reset a settings value"
+    new_in_300 = True
+
+    def post(self, request):
+        # TODO: RBAC
+        setting_key = request.DATA.get('key', None)
+        if setting_key is not None:
+            TowerSettings.objects.filter(key=settings_key).delete()
+        return Response(status=status.HTTP_204_NO_CONTENT)
+
 # Create view functions for all of the class-based views to simplify inclusion
 # in URL patterns and reverse URL lookups, converting CamelCase names to
 # lowercase_with_underscore (e.g. MyView.as_view() becomes my_view).