compose + kafka ui

GreenhouseManager/manager.py

@@ -0,0 +1,7 @@
+from kafka import KafkaProducer, KafkaConsumer
+import kafka
+import socket
+
+consumer = KafkaConsumer(bootstrap_servers = ['localhost:9092'])
+
+print(consumer.topics())

docker-compose.yml

@@ -0,0 +1,58 @@
+services:
+    zookeeper:
+        image: confluentinc/cp-zookeeper:7.4.0
+        environment:
+            ZOOKEEPER_CLIENT_PORT: 2181
+            ZOOKEEPER_TICK_TIME: 2000
+        ports:
+        - 2181:2181
+
+    kafka:
+        image: confluentinc/cp-kafka:7.4.0
+        ports:
+        - 9092:9092
+        - 9997:9997
+        expose:
+        - 29092:29092
+        environment:
+            KAFKA_BROKER_ID: 1
+            KAFKA_ZOOKEEPER_CONNECT: zookeeper:2181
+            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
+            KAFKA_GROUP_INITIAL_REBALANCE_DELAY_MS: 0
+        depends_on:
+        - zookeeper
+
+    init-kafka:
+        image: confluentinc/cp-kafka:7.4.0
+        depends_on:
+          - kafka
+        entrypoint: [ '/bin/sh', '-c' ]
+        command: |
+          "
+          # blocks until kafka is reachable
+          kafka-topics --bootstrap-server kafka:29092 --list
+
+          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 response --replication-factor 1 --partitions 1
+
+          echo -e 'Successfully created the following topics:'
+          kafka-topics --bootstrap-server kafka:29092 --list
+          "
+
+    kafka-ui:
+      container_name: kafka-ui
+      image: provectuslabs/kafka-ui:latest
+      ports:
+        - 8080:8080
+      depends_on:
+        - kafka
+      environment:
+        KAFKA_CLUSTERS_0_NAME: local
+        KAFKA_CLUSTERS_0_BOOTSTRAPSERVERS: kafka:29092
+        KAFKA_CLUSTERS_0_METRICS_PORT: 9997