Added rescue image ref parameter

* Added rescue image ref to the rescue client
* Refactored rescue model request object and methods to take rescue image ref under consideration

Change-Id: Ice0d07e90e6c326310ad5a66a03908acfd753003

cloudcafe/compute/extensions/rescue_api/client.py

@@ -47,13 +47,14 @@ class RescueClient(AutoMarshallingHTTPClient):
         self.default_headers['Accept'] = accept
         self.url = url
 
-    def rescue(self, server_id, requestslib_kwargs=None):
+    def rescue(self, server_id, rescue_image_ref=None,
+               requestslib_kwargs=None):
         self.server_id = server_id
         url = '{base_url}/servers/{server_id}/action'.format(
             base_url=self.url, server_id=server_id)
         resp = self.request(
             'POST', url, response_entity_type=RescueResponse,
-            request_entity=RescueMode(),
+            request_entity=RescueMode(rescue_image_ref=rescue_image_ref),
             requestslib_kwargs=requestslib_kwargs)
         return resp
 

cloudcafe/compute/extensions/rescue_api/models/requests.py

@@ -22,14 +22,29 @@ from cloudcafe.compute.common.constants import Constants
 
 
 class RescueMode(AutoMarshallingModel):
+    """
+    @summary: Rebuild Request Object for Server
+    """
+
+    def __init__(self, rescue_image_ref=None):
+        super(RescueMode, self).__init__()
+        self.rescue_image_ref = rescue_image_ref
 
     def _obj_to_json(self):
-        return json.dumps({'rescue': {}})
+
+        body = {
+            'rescue_image_ref': self.rescue_image_ref
+        }
+
+        body = self._remove_empty_values(body)
+        return json.dumps({'rescue': body})
 
     def _obj_to_xml(self):
         xml = Constants.XML_HEADER
         element = ET.Element('rescue')
         element.set('xmlns', Constants.XML_API_RESCUE)
+        if self.rescue_image_ref is not None:
+            element.set('rescue_image_ref', self.rescue_image_ref)
         xml += ET.tostring(element)
         return xml
 

pip-requires

@@ -1,6 +1,5 @@
 mock
-unittest2
 IPy
 netaddr
 XenAPI
-dateutils
+dateutils