GreenhouseDetector/Dockerfile

@@ -0,0 +1,11 @@
+FROM python:3.9-slim
+
+WORKDIR /app
+
+COPY requirements.txt .
+
+RUN pip install --no-cache-dir -r requirements.txt
+
+COPY GreenhouseDetector/detector.py .
+
+CMD ["python", "detector.py"]

GreenhouseDetector/detector.py

@@ -1,3 +1,4 @@
+import os
 import time
 import random as rnd
 
@@ -5,10 +6,13 @@ from flask import Flask
 import requests
 import threading
 
+
 app = Flask(__name__)
 
 class Detector:
     def __init__(self, id, moistureThresholdUpper, moistureThresholdLower, tempThresholdUpper, tempThresholdLower):
+        self.MANAGER_URL = os.environ.get('MANAGER_URL')
+        print("MANAGER_URL=", self.MANAGER_URL)
         self.id = id
         self.moistureThresholdUpper = moistureThresholdUpper
         self.moistureThresholdLower = moistureThresholdLower
@@ -24,7 +28,7 @@ class Detector:
     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)
+        requests.post(f"{self.MANAGER_URL}/webhook?id={self.id}", json=data)
 
 detector1 = Detector(1, 0.6, 0.2, 40, 20)
 

GreenhouseManager/Dockerfile

@@ -0,0 +1,11 @@
+FROM python:3.9-slim
+
+WORKDIR /app
+
+COPY requirements.txt .
+
+RUN pip install --no-cache-dir -r requirements.txt
+
+COPY GreenhouseManager/manager.py .
+
+CMD ["python", "manager.py"]

GreenhouseManager/manager.py

@@ -1,3 +1,4 @@
+import os
 from kafka import KafkaProducer, KafkaConsumer
 import kafka
 import socket
@@ -7,6 +8,7 @@ import time
 from enum import Enum
 import threading
 
+
 app = Flask(__name__)
 
 def start_manager():
@@ -15,6 +17,8 @@ def start_manager():
 class Manager:
     def __init__(self, _id: int, moisture: float = 0, temp: float = 20,  isAutoOn: bool = False, valve_state: str = "closed",
                  heater_state: str = "off"):
+        KAFKA_URL = os.environ.get('KAFKA_URL')
+        print("KAFKA_URL=", KAFKA_URL)
         self._id = _id
         self.moisture = moisture
         self.temp = temp
@@ -23,14 +27,14 @@ class Manager:
         self.heater_state = heater_state
 
         self.dataPublisher = KafkaProducer(
-            bootstrap_servers=['localhost:9092'],
+            bootstrap_servers=[KAFKA_URL],
             client_id=f'manager{self._id}_producer',
             value_serializer=lambda v: dumps(v).encode('utf-8')
         )
 
         self.controllerConsumer = KafkaConsumer(
             'commands',
-            bootstrap_servers=['localhost:9092'],
+            bootstrap_servers=[KAFKA_URL],
             auto_offset_reset='earliest',
             enable_auto_commit=True,
             consumer_timeout_ms=2000,
@@ -38,7 +42,7 @@ class Manager:
             value_deserializer=lambda x: loads(x.decode('utf-8'))
         )
         self.controllerConsumerResponse = KafkaProducer(
-            bootstrap_servers=['localhost:9092'],
+            bootstrap_servers=[KAFKA_URL],
             client_id=f'manager{self._id}_producer',
             value_serializer=lambda v: dumps(v).encode('utf-8')
         )

docker-compose.yml

@@ -113,6 +113,29 @@ services:
       KAFKA_CLUSTERS_0_NAME: local
       KAFKA_CLUSTERS_0_BOOTSTRAPSERVERS: kafka:29092
       KAFKA_CLUSTERS_0_METRICS_PORT: 9997
+  manager:
+    networks:
+      - vpn
+    build:
+      context: .
+      dockerfile: ./GreenhouseManager/Dockerfile
+    environment:
+      KAFKA_URL: kafka:29092
+    depends_on:
+      - kafka
+    expose:
+      - 20002
+  detector:
+    networks:
+      - vpn
+    build:
+      context: .
+      dockerfile: ./GreenhouseDetector/Dockerfile
+    environment:
+      MANAGER_URL: http://manager:20002
+    depends_on:
+      - manager
+
 volumes:
   postgres_data:
     driver: local

requirements.txt

@@ -0,0 +1,3 @@
+kafka-python~=2.0.2
+Flask~=3.0.3
+requests~=2.31.0