update sensorID and deviceID in API call, override invaled IDs

client.py

@@ -1,5 +1,7 @@
 #!/usr/bin/python
 
+# example client application
+
 import logging
 import asyncio
 import numpy as np

main.py

@@ -19,6 +19,8 @@ import cv2 as cv
 sublist = []
 sensorlist = []
 devicelist = []
+sensorcount = 0
+devicecount = 0
 
 showData = True # debug print
 
@@ -29,44 +31,53 @@ async def broker_coro(brokerconfig):
 async def uptime_coro():
     C = MQTTClient()
     await C.connect('mqtt://127.0.0.1:1883/') # connect to my own broker
-    # Subscribe to '$SYS/broker/uptime' with QOS=1
-    # Subscribe to '$SYS/broker/load/#' with QOS=2
-    #await C.subscribe([
-    #        ('a/b', QOS_1),
-    #     ])
-    await C.subscribe(sublist)
+    await C.subscribe(sublist) # subscribe to list of sensor topics
     try:
-        count = 0
         while True:
-            count = count + 1
             message = await C.deliver_message()
             packet = message.publish_packet
             dictout = decoder(packet.payload.data)
-            print("%d:  %s => %s" % (count, packet.variable_header.topic_name, dictout))
+            sensorID = 99999 # in case no sensor ID is found somehow
+            if 'sensorID' in dictout.keys() and dictout["sensorID"] > sensorcount:
+                sensorID = dictout["sensorID"]
+            else:
+                for sensor in sensorlist:
+                    if sensor[0] == packet.variable_header.topic_name:
+                        sensorID = sensor[1]
+
+            deviceID = 99999 # in case no device ID is found somehow
+            if 'deviceID' in dictout.keys() and dictout["deviceID"] > devicecount:
+                deviceID = dictout["deviceID"]
+            else:
+                for device in devicelist:
+                    print('/'.join(packet.variable_header.topic_name.split("/")[0:-1]) + "/")
+                    if device[0] == '/'.join(packet.variable_header.topic_name.split("/")[0:-1]) + "/": # remove the last field (sensor)
+                        deviceID = device[1]
+            timestamp = time.time_ns()
+            if 'timestamp' in dictout.keys():
+                timestamp = dictout["timestamp"]
+            #print("%s => %s" % (packet.variable_header.topic_name, dictout))
             if packet.variable_header.topic_name.split("/")[-1] == "camera": # trigger image loading
                 print(len(dictout["data"]))
                 img = np.frombuffer(base64.b64decode(dictout["data"]), np.uint8)
-                cv.imwrite('./output.jpg', img)
-
-            else:
-                publishData(str(dictout["data"]), str(dictout["sensorID"]), str(packet.variable_header.topic_name.split("/")[-1]), dictout["timestamp"])
+                cv.imwrite('./output.jpg', img) # write to file for testing
+            publishData(str(dictout["data"]), str(sensorID), str(deviceID), str(packet.variable_header.topic_name.split("/")[-1]), timestamp)
         #await C.unsubscribe(['a/b'])
         #await C.disconnect()
     except ClientException as ce:
         logger.error("Client exception: %s" % ce)
 
 
-def publishData(data, sensorID, sensorType, dataTimestamp):
+def publishData(data, sensorID, deviceID, sensorType, dataTimestamp):
     with Plugin() as plugin:
             if showData is True:
-                print("publishing network.bridge.sensor." + sensorType + " with metadata:", {"sensorID": sensorID, "sensorType": sensorType}, "and timestamp:", dataTimestamp, "and data:", data)
+                print("publishing network.bridge.sensor." + sensorType + " with metadata:", {"sensorID": sensorID, "deviceID": deviceID, "sensorType": sensorType}, "and timestamp:", dataTimestamp, "and data:", data)
             else:
-                print("publishing network.bridge.sensor." + sensorType + "with metadata", {"sensorID": sensorID, "sensorType": sensorType})
+                print("publishing network.bridge.sensor." + sensorType + "with metadata", {"sensorID": sensorID, "deviceID": deviceID, "sensorType": sensorType})
             # send data to waggle:
-            plugin.publish("network.bridge.sensor." + sensorType, data, meta={"sensorID": str(sensorID), "sensorType": str(sensorType)}, timestamp=dataTimestamp)
+            plugin.publish("network.bridge.sensor." + sensorType, data, meta={"sensorID": str(sensorID), "deviceID": str(deviceID), "sensorType": str(sensorType)}, timestamp=dataTimestamp)
+
 
-sensorcount = 0
-devicecount = 0
 
 def subdict(d, header):
     # coordinate mqtt topic names and waggle topics / sensor names
@@ -83,7 +94,7 @@ def subdict(d, header):
                 sublist.append((header + k + "/" + sensor, QOS_2))
                 sensorlist.append((header + k + "/" + sensor, sensorcount))
                 sensorcount = sensorcount + 1
-                if (header + k + "/", devicecount) not in devicelist:
+                if (header + k + "/", devicecount - 1) not in devicelist:
                     devicelist.append((header + k + "/", devicecount))
                     devicecount = devicecount + 1