vehicle sends daf to orchestrator via rabbitMQ broker

vehicle receives new target velocity from orchestrator as response;
at this point, this velocity is just a random float between 0 and 130;

components/orchestration/orchestration_server.py

@@ -1,4 +1,7 @@
+import threading
+
 from flask import Flask
+from orchestrator import Orchestrator
 
 app = Flask(__name__)
 
@@ -19,4 +22,6 @@ def api2():
 
 
 if __name__ == '__main__':
-    app.run()
+    orc = Orchestrator()
+    threading.Thread(target=orc.setup_msg_queues).start()
+    threading.Thread(target=app.run).start()

components/orchestration/orchestrator.py

@@ -0,0 +1,45 @@
+import pickle
+import sys
+from random import randrange
+
+from wrappers import daf
+from wrappers.message_broker_wrapper import MBWrapper
+
+sys.modules['daf'] = daf
+
+
+class Orchestrator:
+    vins = []
+    tls = []
+
+    _daf_mbs = {}
+    _velocity_mbs = {}
+
+    def __init__(self):
+        # TODO fetch available car VINs from Entity Ident
+        self.vins.append('SB164ABN1PE082000')
+        self.vins.append('SB999ABN1PE082111')
+
+        # TODO fetch available TLs from Entity Ident
+        self.tls.append('traffic-light-1')
+        self.tls.append('traffic-light-2')
+        self.tls.append('traffic-light-3')
+
+    def setup_msg_queues(self):
+        for vin in self.vins:
+            daf_channel = MBWrapper(exchange_name='vehicle_daf_{}'.format(vin), callback=self.handle_daf_receive)
+            daf_channel.setup_receiver()
+            self._daf_mbs[vin] = daf_channel
+
+            velocity_channel = MBWrapper(exchange_name='vehicle_velocity_{}'.format(vin))
+            velocity_channel.setup_sender()
+            self._velocity_mbs[vin] = velocity_channel
+
+    def handle_daf_receive(self, msg):
+        received_daf_object = pickle.loads(msg)
+        print(received_daf_object)
+
+        # TODO use the data from the traffic lights to transmit a new target velocity for this vehicle to achieve
+        # a green wave
+        response_channel = self._velocity_mbs[received_daf_object.vehicle_identification_number]
+        response_channel.send(randrange(0, 130))