Added '/limits' endpoint to Nova API

[osm/vim-emu.git] / src / emuvim / api / openstack / openstack_dummies / nova_dummy_api.py

diff --git a/src/emuvim/api/openstack/openstack_dummies/nova_dummy_api.py b/src/emuvim/api/openstack/openstack_dummies/nova_dummy_api.py
old mode 100644 (file)
new mode 100755 (executable)
index 7703d33..f294617
--- a/src/emuvim/api/openstack/openstack_dummies/nova_dummy_api.py
+++ b/src/emuvim/api/openstack/openstack_dummies/nova_dummy_api.py
@@ -7,6 +7,9 @@ import uuid
 from mininet.link import Link
 
 
+LOG = logging.getLogger("api.openstack.nova")
+
+
 class NovaDummyApi(BaseOpenstackDummy):
     def __init__(self, in_ip, in_port, compute):
         super(NovaDummyApi, self).__init__(in_ip, in_port)
@@ -41,9 +44,11 @@ class NovaDummyApi(BaseOpenstackDummy):
                               resource_class_kwargs={'api': self})
         self.api.add_resource(NovaListImageById, "/v2.1/<id>/images/<imageid>",
                               resource_class_kwargs={'api': self})
+        self.api.add_resource(NovaLimits, "/v2.1/<id>/limits",
+                              resource_class_kwargs={'api': self})
 
     def _start_flask(self):
-        logging.info("Starting %s endpoint @ http://%s:%d" % ("NovaDummyApi", self.ip, self.port))
+        LOG.info("Starting %s endpoint @ http://%s:%d" % ("NovaDummyApi", self.ip, self.port))
         # add some flavors for good measure
         self.compute.add_flavor('m1.tiny', 1, 512, "MB", 1, "GB")
         self.compute.add_flavor('m1.nano', 1, 64, "MB", 0, "GB")
@@ -60,7 +65,7 @@ class Shutdown(Resource):
     """
 
     def get(self):
-        logging.debug(("%s is beeing shut doen") % (__name__))
+        LOG.debug(("%s is beeing shut doen") % (__name__))
         func = request.environ.get('werkzeug.server.shutdown')
         if func is None:
             raise RuntimeError('Not running with the Werkzeug Server')
@@ -78,7 +83,7 @@ class NovaVersionsList(Resource):
         :return: Returns a json with API versions.
         :rtype: :class:`flask.response`
         """
-        logging.debug("API CALL: %s GET" % str(self.__class__.__name__))
+        LOG.debug("API CALL: %s GET" % str(self.__class__.__name__))
         try:
             resp = """
                 {
@@ -105,7 +110,7 @@ class NovaVersionsList(Resource):
             return response
 
         except Exception as ex:
-            logging.exception(u"%s: Could not show list of versions." % __name__)
+            LOG.exception(u"%s: Could not show list of versions." % __name__)
             return ex.message, 500
 
 
@@ -122,7 +127,7 @@ class NovaVersionShow(Resource):
         :return: Returns a json with API details.
         :rtype: :class:`flask.response`
         """
-        logging.debug("API CALL: %s GET" % str(self.__class__.__name__))
+        LOG.debug("API CALL: %s GET" % str(self.__class__.__name__))
 
         try:
             resp = """
@@ -159,7 +164,7 @@ class NovaVersionShow(Resource):
             return response
 
         except Exception as ex:
-            logging.exception(u"%s: Could not show list of versions." % __name__)
+            LOG.exception(u"%s: Could not show list of versions." % __name__)
             return ex.message, 500
 
 
@@ -176,7 +181,7 @@ class NovaListServersApi(Resource):
         :return: Returns a json response with a dictionary that contains the server information.
         :rtype: :class:`flask.response`
         """
-        logging.debug("API CALL: %s GET" % str(self.__class__.__name__))
+        LOG.debug("API CALL: %s GET" % str(self.__class__.__name__))
 
         try:
             resp = dict()
@@ -195,7 +200,7 @@ class NovaListServersApi(Resource):
             return response
 
         except Exception as ex:
-            logging.exception(u"%s: Could not retrieve the list of servers." % __name__)
+            LOG.exception(u"%s: Could not retrieve the list of servers." % __name__)
             return ex.message, 500
 
     def post(self, id):
@@ -207,7 +212,7 @@ class NovaListServersApi(Resource):
         :return: Returns a flask response, with detailed information about the just created server.
         :rtype: :class:`flask.response`
         """
-        logging.debug("API CALL: %s POST" % str(self.__class__.__name__))
+        LOG.debug("API CALL: %s POST" % str(self.__class__.__name__))
         try:
             server_dict = json.loads(request.data)['server']
             networks = server_dict.get('networks', None)
@@ -244,7 +249,7 @@ class NovaListServersApi(Resource):
             return response
 
         except Exception as ex:
-            logging.exception(u"%s: Could not create the server." % __name__)
+            LOG.exception(u"%s: Could not create the server." % __name__)
             return ex.message, 500
 
 
@@ -262,7 +267,7 @@ class NovaListServersAndPortsApi(Resource):
         :return: Returns a json response with a dictionary that contains the server information.
         :rtype: :class:`flask.response`
         """
-        logging.debug("API CALL: %s GET" % str(self.__class__.__name__))
+        LOG.debug("API CALL: %s GET" % str(self.__class__.__name__))
 
         try:
             resp = dict()
@@ -291,7 +296,7 @@ class NovaListServersAndPortsApi(Resource):
             return response
 
         except Exception as ex:
-            logging.exception(u"%s: Could not retrieve the list of servers." % __name__)
+            LOG.exception(u"%s: Could not retrieve the list of servers." % __name__)
             return ex.message, 500
 
 
@@ -309,7 +314,7 @@ class NovaListServersDetailed(Resource):
         :return: Returns a flask response, with detailed information aboit the servers and their flavor and image.
         :rtype: :class:`flask.response`
         """
-        logging.debug("API CALL: %s GET" % str(self.__class__.__name__))
+        LOG.debug("API CALL: %s GET" % str(self.__class__.__name__))
 
         try:
             resp = {"servers": list()}
@@ -353,7 +358,7 @@ class NovaListServersDetailed(Resource):
             return response
 
         except Exception as ex:
-            logging.exception(u"%s: Could not retrieve the list of servers." % __name__)
+            LOG.exception(u"%s: Could not retrieve the list of servers." % __name__)
             return ex.message, 500
 
 
@@ -370,7 +375,7 @@ class NovaListFlavors(Resource):
         :return: Returns a flask response with a list of all flavors.
         :rtype: :class:`flask.response`
         """
-        logging.debug("API CALL: %s GET" % str(self.__class__.__name__))
+        LOG.debug("API CALL: %s GET" % str(self.__class__.__name__))
         try:
             resp = dict()
             resp['flavors'] = list()
@@ -389,13 +394,13 @@ class NovaListFlavors(Resource):
             return response
 
         except Exception as ex:
-            logging.exception(u"%s: Could not retrieve the list of servers." % __name__)
+            LOG.exception(u"%s: Could not retrieve the list of servers." % __name__)
             return ex.message, 500
 
     def post(self, id):
-        logging.debug("API CALL: %s POST" % str(self.__class__.__name__))
+        LOG.debug("API CALL: %s POST" % str(self.__class__.__name__))
         data = json.loads(request.data).get("flavor")
-        logging.warning("Create Flavor: %s" % str(data))
+        LOG.warning("Create Flavor: %s" % str(data))
         # add to internal dict
         f = self.api.compute.add_flavor(
             data.get("name"),
@@ -425,7 +430,7 @@ class NovaListFlavorsDetails(Resource):
         :return: Returns a flask response with a list of all flavors with additional information.
         :rtype: :class:`flask.response`
         """
-        logging.debug("API CALL: %s GET" % str(self.__class__.__name__))
+        LOG.debug("API CALL: %s GET" % str(self.__class__.__name__))
         try:
             resp = dict()
             resp['flavors'] = list()
@@ -453,13 +458,13 @@ class NovaListFlavorsDetails(Resource):
             return response
 
         except Exception as ex:
-            logging.exception(u"%s: Could not retrieve the list of servers." % __name__)
+            LOG.exception(u"%s: Could not retrieve the list of servers." % __name__)
             return ex.message, 500
 
     def post(self, id):
-        logging.debug("API CALL: %s POST" % str(self.__class__.__name__))
+        LOG.debug("API CALL: %s POST" % str(self.__class__.__name__))
         data = json.loads(request.data).get("flavor")
-        logging.warning("Create Flavor: %s" % str(data))
+        LOG.warning("Create Flavor: %s" % str(data))
         # add to internal dict
         f = self.api.compute.add_flavor(
             data.get("name"),
@@ -491,7 +496,7 @@ class NovaListFlavorById(Resource):
         :return: Returns a flask response with detailed information about the flavor.
         :rtype: :class:`flask.response`
         """
-        logging.debug("API CALL: %s GET" % str(self.__class__.__name__))
+        LOG.debug("API CALL: %s GET" % str(self.__class__.__name__))
         try:
             resp = dict()
             resp['flavor'] = dict()
@@ -512,7 +517,7 @@ class NovaListFlavorById(Resource):
             return response
 
         except Exception as ex:
-            logging.exception(u"%s: Could not retrieve flavor with id %s" % (__name__, flavorid))
+            LOG.exception(u"%s: Could not retrieve flavor with id %s" % (__name__, flavorid))
             return ex.message, 500
 
 
@@ -529,7 +534,7 @@ class NovaListImages(Resource):
         :return: Returns a flask response with a list of available images.
         :rtype: :class:`flask.response`
         """
-        logging.debug("API CALL: %s GET" % str(self.__class__.__name__))
+        LOG.debug("API CALL: %s GET" % str(self.__class__.__name__))
         try:
             resp = dict()
             resp['images'] = list()
@@ -547,7 +552,7 @@ class NovaListImages(Resource):
             return response
 
         except Exception as ex:
-            logging.exception(u"%s: Could not retrieve the list of images." % __name__)
+            LOG.exception(u"%s: Could not retrieve the list of images." % __name__)
             return ex.message, 500
 
 
@@ -564,7 +569,7 @@ class NovaListImagesDetails(Resource):
         :return: Returns a flask response with a list of images and their metadata.
         :rtype: :class:`flask.response`
         """
-        logging.debug("API CALL: %s GET" % str(self.__class__.__name__))
+        LOG.debug("API CALL: %s GET" % str(self.__class__.__name__))
         try:
             resp = dict()
             resp['images'] = list()
@@ -591,7 +596,7 @@ class NovaListImagesDetails(Resource):
             return response
 
         except Exception as ex:
-            logging.exception(u"%s: Could not retrieve the list of images." % __name__)
+            LOG.exception(u"%s: Could not retrieve the list of images." % __name__)
             return ex.message, 500
 
 
@@ -610,7 +615,7 @@ class NovaListImageById(Resource):
         :return: Returns a flask response with the information about one image.
         :rtype: :class:`flask.response`
         """
-        logging.debug("API CALL: %s GET" % str(self.__class__.__name__))
+        LOG.debug("API CALL: %s GET" % str(self.__class__.__name__))
         try:
             resp = dict()
             i = resp['image'] = dict()
@@ -626,7 +631,7 @@ class NovaListImageById(Resource):
             return response
 
         except Exception as ex:
-            logging.exception(u"%s: Could not retrieve image with id %s." % (__name__, imageid))
+            LOG.exception(u"%s: Could not retrieve image with id %s." % (__name__, imageid))
             return ex.message, 500
 
 
@@ -645,7 +650,7 @@ class NovaShowServerDetails(Resource):
         :return: Returns a flask response with details about the server.
         :rtype: :class:`flask.response`
         """
-        logging.debug("API CALL: %s GET" % str(self.__class__.__name__))
+        LOG.debug("API CALL: %s GET" % str(self.__class__.__name__))
         try:
             server = self.api.compute.find_server_by_name_or_id(serverid)
             if server is None:
@@ -688,7 +693,7 @@ class NovaShowServerDetails(Resource):
             return response
 
         except Exception as ex:
-            logging.exception(u"%s: Could not retrieve the server details." % __name__)
+            LOG.exception(u"%s: Could not retrieve the server details." % __name__)
             return ex.message, 500
 
     def delete(self, id, serverid):
@@ -702,7 +707,7 @@ class NovaShowServerDetails(Resource):
         :return: Returns 200 if everything is fine.
         :rtype: :class:`flask.response`
         """
-        logging.debug("API CALL: %s POST" % str(self.__class__.__name__))
+        LOG.debug("API CALL: %s POST" % str(self.__class__.__name__))
         try:
             server = self.api.compute.find_server_by_name_or_id(serverid)
             if server is None:
@@ -715,7 +720,7 @@ class NovaShowServerDetails(Resource):
             return response
 
         except Exception as ex:
-            logging.exception(u"%s: Could not create the server." % __name__)
+            LOG.exception(u"%s: Could not create the server." % __name__)
             return ex.message, 500
 
 
@@ -734,14 +739,14 @@ class NovaInterfaceToServer(Resource):
         :return: Returns a flask response with information about the attached interface.
         :rtype: :class:`flask.response`
         """
-        logging.debug("API CALL: %s GET" % str(self.__class__.__name__))
+        LOG.debug("API CALL: %s GET" % str(self.__class__.__name__))
         try:
             server = self.api.compute.find_server_by_name_or_id(serverid)
             if server is None:
                 return Response("Server with id or name %s does not exists." % serverid, status=404)
 
             if server.emulator_compute is None:
-                logging.error("The targeted container does not exist.")
+                LOG.error("The targeted container does not exist.")
                 return Response("The targeted container of %s does not exist." % serverid, status=404)
             data = json.loads(request.data).get("interfaceAttachment")
             resp = dict()
@@ -798,7 +803,7 @@ class NovaInterfaceToServer(Resource):
             return response
 
         except Exception as ex:
-            logging.exception(u"%s: Could not add interface to the server." % __name__)
+            LOG.exception(u"%s: Could not add interface to the server." % __name__)
             return ex.message, 500
 
 
@@ -820,7 +825,7 @@ class NovaShowAndDeleteInterfaceAtServer(Resource):
          error message.
         :rtype: :class:`flask.response`
         """
-        logging.debug("API CALL: %s GET" % str(self.__class__.__name__))
+        LOG.debug("API CALL: %s GET" % str(self.__class__.__name__))
         try:
             server = self.api.compute.find_server_by_name_or_id(serverid)
             if server is None:
@@ -840,5 +845,58 @@ class NovaShowAndDeleteInterfaceAtServer(Resource):
             return response
 
         except Exception as ex:
-            logging.exception(u"%s: Could not detach interface from the server." % __name__)
+            LOG.exception(u"%s: Could not detach interface from the server." % __name__)
+            return ex.message, 500
+
+
+class NovaLimits(Resource):
+    def __init__(self, api):
+        self.api = api
+
+    def get(self, id):
+        """
+        Returns the resource limits of the emulated cloud.
+        https://developer.openstack.org/api-ref/compute/?expanded=show-rate-and-absolute-limits-detail#limits-limits
+
+        TODO: For now we only return fixed limits, not based on the real deployment.
+
+        :param id: tenant id, used for the 'href' link
+        :type id: ``str``
+        :return: Returns the resource limits.
+        :rtype: :class:`flask.response`
+        """
+        LOG.debug("API CALL: %s GET" % str(self.__class__.__name__))
+        try:
+            resp = {
+                "limits": {
+                    "absolute": {
+                        "maxImageMeta": 12800,
+                        "maxPersonality": 500,
+                        "maxPersonalitySize": 1024000,
+                        "maxSecurityGroupRules": 2000,
+                        "maxSecurityGroups": 1000,
+                        "maxServerMeta": 12800,
+                        "maxTotalCores": 2000,
+                        "maxTotalFloatingIps": 1000,
+                        "maxTotalInstances": 1000,
+                        "maxTotalKeypairs": 1000,
+                        "maxTotalRAMSize": 5120000,
+                        "maxServerGroups": 1000,
+                        "maxServerGroupMembers": 1000,
+                        "totalCoresUsed": 0,
+                        "totalInstancesUsed": 0,
+                        "totalRAMUsed": 0,
+                        "totalSecurityGroupsUsed": 0,
+                        "totalFloatingIpsUsed": 0,
+                        "totalServerGroupsUsed": 0
+                    },
+                    "rate": []
+                }
+            }
+            response = Response(json.dumps(resp), status=200, mimetype="application/json")
+            response.headers['Access-Control-Allow-Origin'] = '*'
+            return response
+
+        except Exception as ex:
+            LOG.exception(u"%s: Could not retrieve the list of images." % __name__)
             return ex.message, 500