Merge remote-tracking branch 'upstream/master'

[osm/vim-emu.git] / src / emuvim / api / rest / rest_api_endpoint.py

diff --git a/src/emuvim/api/rest/rest_api_endpoint.py b/src/emuvim/api/rest/rest_api_endpoint.py
index 7a0fc4f..71f87b9 100755 (executable)
--- a/src/emuvim/api/rest/rest_api_endpoint.py
+++ b/src/emuvim/api/rest/rest_api_endpoint.py
@@ -25,21 +25,26 @@ 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).
 """
+
 import logging
 import threading
 from flask import Flask
 from flask_restful import Api
+#from gevent.wsgi import WSGIServer
 
 # need to import total module to set its global variable dcs
 import compute
-from compute import dcs, ComputeList, Compute, DatacenterList, DatacenterStatus
+from compute import dcs, ComputeList, Compute, ComputeResources, DatacenterList, DatacenterStatus
 
 # need to import total module to set its global variable net
 import network
 from network import NetworkAction
 
 import monitor
-from monitor import MonitorInterfaceAction, MonitorFlowAction, MonitorLinkAction
+from monitor import MonitorInterfaceAction, MonitorFlowAction, MonitorLinkAction, MonitorSkewAction
+
+import pkg_resources
+from os import path
 
 logging.basicConfig(level=logging.INFO)
 
@@ -56,36 +61,51 @@ class RestApiEndpoint(object):
         self.port = port
 
         # setup Flask
-        self.app = Flask(__name__)
+        # find directory of dashboard files
+        dashboard_file = pkg_resources.resource_filename('emuvim.dashboard', "index.html")
+        dashboard_dir = path.dirname(dashboard_file)
+        logging.info("Started emu dashboard: {0}".format(dashboard_dir))
+
+        self.app = Flask(__name__, static_folder=dashboard_dir, static_url_path='/dashboard')
         self.api = Api(self.app)
 
         # setup endpoints
 
-        self.api.add_resource(Compute,
-                              "/restapi/compute/<dc_label>/<compute_name>",
-                              "/restapi/compute/<dc_label>/<compute_name>/<resource>/<value>")
+        # compute related actions (start/stop VNFs, get info)
+        self.api.add_resource(Compute, "/restapi/compute/<dc_label>/<compute_name>")
         self.api.add_resource(ComputeList,
                       "/restapi/compute",
                       "/restapi/compute/<dc_label>")
+        self.api.add_resource(ComputeResources, "/restapi/compute/resources/<dc_label>/<compute_name>")
 
         self.api.add_resource(DatacenterStatus, "/restapi/datacenter/<dc_label>")
         self.api.add_resource(DatacenterList, "/restapi/datacenter")
 
+
+        # network related actions (setup chaining between VNFs)
         self.api.add_resource(NetworkAction,
-                              "/restapi/network/<vnf_src_name>/<vnf_dst_name>")
+                              "/restapi/network")
+
 
+        # monitoring related actions
+        # export a network interface traffic rate counter
         self.api.add_resource(MonitorInterfaceAction,
-                              "/restapi/monitor/vnf/<vnf_name>/<metric>",
-                              "/restapi/monitor/vnf/<vnf_name>/<vnf_interface>/<metric>",
-                              "/restapi/monitor/vnf/<vnf_name>/<vnf_interface>/<metric>/<cookie>")
+                              "/restapi/monitor/interface")
+        # export flow traffic counter, of a manually pre-installed flow entry, specified by its cookie
         self.api.add_resource(MonitorFlowAction,
-                              "/restapi/monitor/flow/<vnf_name>/<metric>/<cookie>",
-                              "/restapi/monitor/flow/<vnf_name>/<vnf_interface>/<metric>/<cookie>")
+                              "/restapi/monitor/flow")
+        # install monitoring of a specific flow on a pre-existing link in the service.
+        # the traffic counters of the newly installed monitor flow are exported
         self.api.add_resource(MonitorLinkAction,
-                              "/restapi/monitor/link/<vnf_src_name>/<vnf_dst_name>")
+                              "/restapi/monitor/link")
+        # install skewness monitor of resource usage disribution
+        # the skewness metric is exported
+        self.api.add_resource(MonitorSkewAction,
+                              "/restapi/monitor/skewness")
 
         logging.debug("Created API endpoint %s(%s:%d)" % (self.__class__.__name__, self.ip, self.port))
 
+
     def connectDatacenter(self, dc):
         compute.dcs[dc.label] = dc
         logging.info(
@@ -106,3 +126,6 @@ class RestApiEndpoint(object):
 
     def _start_flask(self):
         self.app.run(self.ip, self.port, debug=True, use_reloader=False)
+        #this should be a more production-fit http-server
+        #http_server = WSGIServer((self.ip, self.port), self.app)
+        #http_server.serve_forever()