OpenStack API: Replaced Flask with WSGI
[osm/vim-emu.git] / src / emuvim / api / openstack / openstack_dummies / nova_dummy_api.py
index f294617..5029417 100755 (executable)
@@ -1,6 +1,34 @@
+"""
+Copyright (c) 2017 SONATA-NFV and Paderborn University
+ALL RIGHTS RESERVED.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+
+Neither the name of the SONATA-NFV, Paderborn University
+nor the names of its contributors may be used to endorse or promote
+products derived from this software without specific prior written
+permission.
+
+This work has been performed in the framework of the SONATA project,
+funded by the European Commission under Grant number 671517 through
+the Horizon 2020 and 5G-PPP programmes. The authors would like to
+acknowledge the contributions of their colleagues of the SONATA
+partner consortium (www.sonata-nfv.eu).
+"""
 from flask_restful import Resource
 from flask import Response, request
 from emuvim.api.openstack.openstack_dummies.base_openstack_dummy import BaseOpenstackDummy
+from emuvim.api.openstack.helper import get_host
 import logging
 import json
 import uuid
@@ -14,10 +42,13 @@ class NovaDummyApi(BaseOpenstackDummy):
     def __init__(self, in_ip, in_port, compute):
         super(NovaDummyApi, self).__init__(in_ip, in_port)
         self.compute = compute
+        self.compute.add_flavor('m1.tiny', 1, 512, "MB", 1, "GB")
+        self.compute.add_flavor('m1.nano', 1, 64, "MB", 0, "GB")
+        self.compute.add_flavor('m1.micro', 1, 128, "MB", 0, "GB")
+        self.compute.add_flavor('m1.small', 1, 1024, "MB", 2, "GB")
 
         self.api.add_resource(NovaVersionsList, "/",
                               resource_class_kwargs={'api': self})
-        self.api.add_resource(Shutdown, "/shutdown")
         self.api.add_resource(NovaVersionShow, "/v2.1/<id>",
                               resource_class_kwargs={'api': self})
         self.api.add_resource(NovaListServersApi, "/v2.1/<id>/servers",
@@ -47,30 +78,6 @@ class NovaDummyApi(BaseOpenstackDummy):
         self.api.add_resource(NovaLimits, "/v2.1/<id>/limits",
                               resource_class_kwargs={'api': self})
 
-    def _start_flask(self):
-        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")
-        self.compute.add_flavor('m1.micro', 1, 128, "MB", 0, "GB")
-        self.compute.add_flavor('m1.small', 1, 1024, "MB", 2, "GB")
-        if self.app is not None:
-            self.app.before_request(self.dump_playbook)
-            self.app.run(self.ip, self.port, debug=True, use_reloader=False)
-
-
-class Shutdown(Resource):
-    """
-    A get request to /shutdown will shut down this endpoint.
-    """
-
-    def get(self):
-        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')
-        func()
-
 
 class NovaVersionsList(Resource):
     def __init__(self, api):
@@ -103,7 +110,7 @@ class NovaVersionsList(Resource):
                         }
                     ]
                 }
-            """ % (self.api.ip, self.api.port)
+            """ % (get_host(request), self.api.port)
 
             response = Response(resp, status=200, mimetype="application/json")
             response.headers['Access-Control-Allow-Origin'] = '*'
@@ -157,7 +164,7 @@ class NovaVersionShow(Resource):
                     "updated": "2013-07-23T11:33:21Z"
                 }
             }
-            """ % (self.api.ip, self.api.port)
+            """ % (get_host(request), self.api.port)
 
             response = Response(resp, status=200, mimetype="application/json")
             response.headers['Access-Control-Allow-Origin'] = '*'
@@ -188,7 +195,7 @@ class NovaListServersApi(Resource):
             resp['servers'] = list()
             for server in self.api.compute.computeUnits.values():
                 s = server.create_server_dict(self.api.compute)
-                s['links'] = [{'href': "http://%s:%d/v2.1/%s/servers/%s" % (self.api.ip,
+                s['links'] = [{'href': "http://%s:%d/v2.1/%s/servers/%s" % (get_host(request),
                                                                             self.api.port,
                                                                             id,
                                                                             server.id)}]
@@ -226,6 +233,8 @@ class NovaListServersApi(Resource):
             server = self.api.compute.create_server(name)
             server.full_name = str(self.api.compute.dc.label) + "_man_" + server_dict["name"]
             server.template_name = server_dict["name"]
+            if "metadata" in server_dict:
+                server.properties = server_dict["metadata"]
 
             for flavor in self.api.compute.flavors.values():
                 if flavor.id == server_dict.get('flavorRef', ''):
@@ -274,7 +283,7 @@ class NovaListServersAndPortsApi(Resource):
             resp['servers'] = list()
             for server in self.api.compute.computeUnits.values():
                 s = server.create_server_dict(self.api.compute)
-                s['links'] = [{'href': "http://%s:%d/v2.1/%s/servers/%s" % (self.api.ip,
+                s['links'] = [{'href': "http://%s:%d/v2.1/%s/servers/%s" % (get_host(request),
                                                                             self.api.port,
                                                                             id,
                                                                             server.id)}]
@@ -320,7 +329,7 @@ class NovaListServersDetailed(Resource):
             resp = {"servers": list()}
             for server in self.api.compute.computeUnits.values():
                 s = server.create_server_dict(self.api.compute)
-                s['links'] = [{'href': "http://%s:%d/v2.1/%s/servers/%s" % (self.api.ip,
+                s['links'] = [{'href': "http://%s:%d/v2.1/%s/servers/%s" % (get_host(request),
                                                                             self.api.port,
                                                                             id,
                                                                             server.id)}]
@@ -329,7 +338,7 @@ class NovaListServersDetailed(Resource):
                     "id": flavor.id,
                     "links": [
                         {
-                            "href": "http://%s:%d/v2.1/%s/flavors/%s" % (self.api.ip,
+                            "href": "http://%s:%d/v2.1/%s/flavors/%s" % (get_host(request),
                                                                          self.api.port,
                                                                          id,
                                                                          flavor.id),
@@ -342,7 +351,7 @@ class NovaListServersDetailed(Resource):
                     "id": image.id,
                     "links": [
                         {
-                            "href": "http://%s:%d/v2.1/%s/images/%s" % (self.api.ip,
+                            "href": "http://%s:%d/v2.1/%s/images/%s" % (get_host(request),
                                                                         self.api.port,
                                                                         id,
                                                                         image.id),
@@ -383,7 +392,7 @@ class NovaListFlavors(Resource):
                 f = flavor.__dict__.copy()
                 f['id'] = flavor.id
                 f['name'] = flavor.name
-                f['links'] = [{'href': "http://%s:%d/v2.1/%s/flavors/%s" % (self.api.ip,
+                f['links'] = [{'href': "http://%s:%d/v2.1/%s/flavors/%s" % (get_host(request),
                                                                             self.api.port,
                                                                             id,
                                                                             flavor.id)}]
@@ -409,7 +418,7 @@ class NovaListFlavors(Resource):
             data.get("disk"), "GB")
         # create response based on incoming data
         data["id"] = f.id
-        data["links"] = [{'href': "http://%s:%d/v2.1/%s/flavors/%s" % (self.api.ip,
+        data["links"] = [{'href': "http://%s:%d/v2.1/%s/flavors/%s" % (get_host(request),
                                                                        self.api.port,
                                                                        id,
                                                                        f.id)}]
@@ -439,7 +448,7 @@ class NovaListFlavorsDetails(Resource):
                 # but use a copy so we don't modifiy the original
                 f = flavor.__dict__.copy()
                 # add additional expected stuff stay openstack compatible
-                f['links'] = [{'href': "http://%s:%d/v2.1/%s/flavors/%s" % (self.api.ip,
+                f['links'] = [{'href': "http://%s:%d/v2.1/%s/flavors/%s" % (get_host(request),
                                                                             self.api.port,
                                                                             id,
                                                                             flavor.id)}]
@@ -473,7 +482,7 @@ class NovaListFlavorsDetails(Resource):
             data.get("disk"), "GB")
         # create response based on incoming data
         data["id"] = f.id
-        data["links"] = [{'href': "http://%s:%d/v2.1/%s/flavors/%s" % (self.api.ip,
+        data["links"] = [{'href': "http://%s:%d/v2.1/%s/flavors/%s" % (get_host(request),
                                                                        self.api.port,
                                                                        id,
                                                                        f.id)}]
@@ -508,7 +517,7 @@ class NovaListFlavorById(Resource):
                         break
             resp['flavor']['id'] = flavor.id
             resp['flavor']['name'] = flavor.name
-            resp['flavor']['links'] = [{'href': "http://%s:%d/v2.1/%s/flavors/%s" % (self.api.ip,
+            resp['flavor']['links'] = [{'href': "http://%s:%d/v2.1/%s/flavors/%s" % (get_host(request),
                                                                                      self.api.port,
                                                                                      id,
                                                                                      flavor.id)}]
@@ -520,6 +529,14 @@ class NovaListFlavorById(Resource):
             LOG.exception(u"%s: Could not retrieve flavor with id %s" % (__name__, flavorid))
             return ex.message, 500
 
+    def delete(self, id, flavorid):
+        """
+        Removes the given flavor.
+        Does not really remove anything from the machine, just fakes an OK.
+        """
+        LOG.debug("API CALL: %s GET" % str(self.__class__.__name__))
+        return Response("{}", status=204, mimetype="application/json")
+
 
 class NovaListImages(Resource):
     def __init__(self, api):
@@ -542,7 +559,7 @@ class NovaListImages(Resource):
                 f = dict()
                 f['id'] = image.id
                 f['name'] = str(image.name).replace(":latest", "")
-                f['links'] = [{'href': "http://%s:%d/v2.1/%s/images/%s" % (self.api.ip,
+                f['links'] = [{'href': "http://%s:%d/v2.1/%s/images/%s" % (get_host(request),
                                                                            self.api.port,
                                                                            id,
                                                                            image.id)}]
@@ -579,7 +596,7 @@ class NovaListImagesDetails(Resource):
                 f = image.__dict__.copy()
                 # add additional expected stuff stay openstack compatible
                 f['name'] = str(image.name).replace(":latest", "")
-                f['links'] = [{'href': "http://%s:%d/v2.1/%s/images/%s" % (self.api.ip,
+                f['links'] = [{'href': "http://%s:%d/v2.1/%s/images/%s" % (get_host(request),
                                                                            self.api.port,
                                                                            id,
                                                                            image.id)}]
@@ -634,6 +651,14 @@ class NovaListImageById(Resource):
             LOG.exception(u"%s: Could not retrieve image with id %s." % (__name__, imageid))
             return ex.message, 500
 
+    def delete(self, id, imageid):
+        """
+        Removes the given image.
+        Does not really remove anything from the machine, just fakes an OK.
+        """
+        LOG.debug("API CALL: %s GET" % str(self.__class__.__name__))
+        return Response("{}", status=204, mimetype="application/json")
+
 
 class NovaShowServerDetails(Resource):
     def __init__(self, api):
@@ -656,7 +681,7 @@ class NovaShowServerDetails(Resource):
             if server is None:
                 return Response("Server with id or name %s does not exists." % serverid, status=404)
             s = server.create_server_dict()
-            s['links'] = [{'href': "http://%s:%d/v2.1/%s/servers/%s" % (self.api.ip,
+            s['links'] = [{'href': "http://%s:%d/v2.1/%s/servers/%s" % (get_host(request),
                                                                         self.api.port,
                                                                         id,
                                                                         server.id)}]
@@ -666,7 +691,7 @@ class NovaShowServerDetails(Resource):
                 "id": flavor.id,
                 "links": [
                     {
-                        "href": "http://%s:%d/v2.1/%s/flavors/%s" % (self.api.ip,
+                        "href": "http://%s:%d/v2.1/%s/flavors/%s" % (get_host(request),
                                                                      self.api.port,
                                                                      id,
                                                                      flavor.id),
@@ -679,7 +704,7 @@ class NovaShowServerDetails(Resource):
                 "id": image.id,
                 "links": [
                     {
-                        "href": "http://%s:%d/v2.1/%s/images/%s" % (self.api.ip,
+                        "href": "http://%s:%d/v2.1/%s/images/%s" % (get_host(request),
                                                                     self.api.port,
                                                                     id,
                                                                     image.id),