GreenhouseDetector/detector.py

@@ -1,12 +1,13 @@
+from random import random
+from turtledemo.penrose import start
+
+from kafka import KafkaProducer, KafkaConsumer
+import kafka
+import socket
+from json import dumps, loads
 import time
 import random as rnd
 
-from flask import Flask
-import requests
-import threading
-
-app = Flask(__name__)
-
 class Detector:
     def __init__(self, id, moistureThresholdUpper, moistureThresholdLower, tempThresholdUpper, tempThresholdLower):
         self.id = id
@@ -17,21 +18,29 @@ class Detector:
         self.moisture = 0
         self.temp = 0
 
+        self.producer = KafkaProducer(
+            bootstrap_servers=['localhost:9092'],
+            client_id=f'detector{self.id}',
+            value_serializer=lambda v: dumps(v).encode('utf-8')
+        )
+
+    def sendData(self):
+        message = {'id' : self.id,
+                   'moisture': self.moisture,
+                   'temperature' : self.temp }
+        self.producer.send('dataDetectors', message)
+
     def cycle(self):
         self.moisture += rnd.random() / 100
         self.temp += (rnd.random() - 0.5) / 100
 
-    def sendData(self):
-        data = {"moisture": self.moisture,
-                "temp": self.temp}
-        requests.post(f"http://127.0.0.1:20002/webhook?id={self.id}", json=data)
-
 detector1 = Detector(1, 0.6, 0.2, 40, 20)
+detector2 = Detector(2, 0.7, 0.3, 40, 20)
+detector3 = Detector(3, 0.9, 0.6, 40, 20)
 
-detectors = [detector1]
+detectors = [detector1, detector2, detector3]
 
-if __name__ =="__main__":
-    while True:
+while True:
     for detector in detectors:
         detector.cycle()
         detector.sendData()

GreenhouseManager/manager.py

@@ -2,20 +2,20 @@ from kafka import KafkaProducer, KafkaConsumer
 import kafka
 import socket
 from json import dumps, loads
-from flask import Flask, request
 import time
 from enum import Enum
-import threading
+from GreenhouseDetector.detector import Detector
 
-app = Flask(__name__)
+class Status(Enum):
+    UNKNOWN = -1
+    OFF = 0
+    ON = 1
 
-def start_manager():
-    return
 
 class Manager:
-    def __init__(self, _id: int, moisture: float = 0, temp: float = 20,  isAutoOn: bool = False, valve_state: str = "closed",
+    def __init__(self, id: int, moisture: float = 0, temp: float = 20,  isAutoOn: bool = False, valve_state: str = "closed",
                  heater_state: str = "off"):
-        self._id = _id
+        self.id = id
         self.moisture = moisture
         self.temp = temp
         self.isAutoOn = isAutoOn
@@ -24,29 +24,49 @@ class Manager:
 
         self.dataPublisher = KafkaProducer(
             bootstrap_servers=['localhost:9092'],
-            client_id=f'manager{self._id}_producer',
+            client_id=f'manager{id}_producer',
             value_serializer=lambda v: dumps(v).encode('utf-8')
         )
 
+       # self.detectorConsumer = KafkaConsumer(
+        #    'dataDetectors',
+         #   bootstrap_servers=['localhost:9092'],
+          #  auto_offset_reset='earliest',
+          #  enable_auto_commit=True,
+           # consumer_timeout_ms=1000,
+            #group_id=f'manager{id}',
+           # value_deserializer=lambda x: loads(x.decode('utf-8'))
+        #)
         self.controllerConsumer = KafkaConsumer(
             'commands',
             bootstrap_servers=['localhost:9092'],
             auto_offset_reset='earliest',
             enable_auto_commit=True,
             consumer_timeout_ms=2000,
-            group_id=f'manager{self._id}',
+            group_id=f'manager{id}',
             value_deserializer=lambda x: loads(x.decode('utf-8'))
         )
         self.controllerConsumerResponse = KafkaProducer(
             bootstrap_servers=['localhost:9092'],
-            client_id=f'manager{self._id}_producer',
+            client_id=f'manager{id}_producer',
             value_serializer=lambda v: dumps(v).encode('utf-8')
         )
 
+    def update(self):
+        for message in self.detectorConsumer:
+
+                print(f"Manager {self.id} received message: ")
+                print(message.value)
+                self.moisture = message.value['moisture']
+                self.temp = message.value['temperature']
+        print("Updating info...\n")
+
+        self.sendData()
+
     def sendData(self):
         print("sending data...")
         message = {
-            'id': self._id,
+            'id': self.id,
             'moisture': self.moisture,
             'temp': self.temp,
             'valveStatus': str(self.valve_state),
@@ -56,8 +76,6 @@ class Manager:
 
         print(message)
         self.dataPublisher.send('data', message)
-        self.dataPublisher.flush()
-
 
     def toggle_device(self, device, request_id, greenhouse_id):
 
@@ -104,33 +122,23 @@ class Manager:
 
         for tp, msgs in messages.items():
             for message in msgs:
-                print(f"Manager {self._id} received message: ")
+                print(f"Manager {self.id} received message: ")
                 print(message.value)
                 self.request_id = message.value['request_id']
                 self.greenhouse_id = message.value['greenhouse_id']
                 self.command = message.value['command']
                 self.toggle_device(self.command, self.request_id, self.greenhouse_id)
 
-@app.route(f'/webhook', methods=['POST'])
-def webhook():
-    print("received webhook", request.args.get('id'))
-    for manager in managers:
-        print()
-        if int(request.args.get('id')) == manager._id and request.method == 'POST':
-            print("Data received from Webhook is", request.json)
 
-            body = request.json
-            for key, value in body.items():
-                setattr(manager, key, value)
 
-            manager.sendData()
+manager1 = Manager(id=1)
 
-            return f"Webhook received for manager {manager._id}"
-    return "Webhook ignored"
-
-t1 = threading.Thread(target=start_manager)
-manager1 = Manager(_id=1)
 managers = [manager1]
 
-if __name__ == "__main__":
-    threading.Thread(target=lambda: app.run(host="0.0.0.0", port=20002, debug=True, use_reloader=False)).start()
+
+while True:
+    time.sleep(5)
+    manager1.sendData()
+    for manager in managers:
+
+        manager.getCommand()

docker-compose.yml

@@ -1,12 +1,3 @@
-networks:
-  vpn:
-    name: kafkaVPN
-    driver: bridge
-    ipam:
-      config:
-        - subnet: "192.168.2.0/24"
-          gateway: "192.168.2.1"
-
 services:
   cloud:
     build: ./Cloud/
@@ -39,19 +30,7 @@ services:
             - ping
         retries: 3
         timeout: 5s
-  zookeeper:
-      networks:
-        - vpn
-      image: confluentinc/cp-zookeeper:7.4.0
-      environment:
-        ZOOKEEPER_CLIENT_PORT: 2181
-        ZOOKEEPER_TICK_TIME: 2000
-      ports:
-        - 2181:2181
     kafka:
-      networks:
-        vpn:
-          ipv4_address: 192.168.2.10
         image: confluentinc/cp-kafka:7.4.0
         ports:
         - 9092:9092
@@ -61,10 +40,8 @@ services:
         environment:
             KAFKA_BROKER_ID: 1
             KAFKA_ZOOKEEPER_CONNECT: zookeeper:2181
-          KAFKA_LISTENERS: HOST://0.0.0.0:9092,DOCKER://0.0.0.0:29092
-          KAFKA_ADVERTISED_LISTENERS: HOST://192.168.1.5:9092,DOCKER://kafka:29092
-          KAFKA_LISTENER_SECURITY_PROTOCOL_MAP: DOCKER:PLAINTEXT,HOST:PLAINTEXT
-          KAFKA_INTER_BROKER_LISTENER_NAME: DOCKER
+            KAFKA_LISTENER_SECURITY_PROTOCOL_MAP: PLAINTEXT:PLAINTEXT,PLAINTEXT_HOST:PLAINTEXT
+            KAFKA_ADVERTISED_LISTENERS: PLAINTEXT://kafka:29092,PLAINTEXT_HOST://localhost:9092
             KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR: 1
             KAFKA_TRANSACTION_STATE_LOG_MIN_ISR: 1
             KAFKA_LOG_FLUSH_INTERVAL_MESSAGES: 10000
@@ -72,8 +49,6 @@ services:
         depends_on:
         - zookeeper
     init-kafka:
-      networks:
-        - vpn
         image: confluentinc/cp-kafka:7.4.0
         depends_on:
           - kafka
@@ -86,14 +61,13 @@ services:
           echo -e 'Creating kafka topics'
           kafka-topics --bootstrap-server kafka:29092 --create --if-not-exists --topic commands --replication-factor 1 --partitions 1
           kafka-topics --bootstrap-server kafka:29092 --create --if-not-exists --topic data --replication-factor 1 --partitions 1
+          kafka-topics --bootstrap-server kafka:29092 --create --if-not-exists --topic dataDetectors --replication-factor 1 --partitions 1
           kafka-topics --bootstrap-server kafka:29092 --create --if-not-exists --topic response --replication-factor 1 --partitions 1
 
           echo -e 'Successfully created the following topics:'
           kafka-topics --bootstrap-server kafka:29092 --list
           "
     kafka-ui:
-    networks:
-      - vpn
       container_name: kafka-ui
       image: provectuslabs/kafka-ui:latest
       ports: