echo "Waiting for the Kafka-Cluster to become ready..."
docker-compose exec cli cub kafka-ready -b kafka:9092 1 60 > /dev/null 2>&1 || exit 1
-docker-compose up setup
-docker-compose up -d producer
-sleep 5
-docker-compose stop producer
-docker-compose logs producer
+docker-compose up -d kafka-ui
+
+docker-compose exec -T cli bash << 'EOF'
+echo "Creating topic with 3 partitions..."
+kafka-topics --bootstrap-server kafka:9092 --delete --if-exists --topic test
+# tag::createtopic[]
+kafka-topics --bootstrap-server kafka:9092 --create --topic test --partitions 3
+# end::createtopic[]
+kafka-topics --bootstrap-server kafka:9092 --describe --topic test
+EOF
+
+docker-compose up -d producer consumer
+
+sleep 10
+http :8081/seen
+sleep 1
+http :8081/seen
+sleep 1
+http :8081/seen
+sleep 1
+http :8081/seen
+
+docker-compose exec -T cli bash << 'EOF'
+echo "Altering number of partitions from 3 to 7..."
+# tag::altertopic[]
+kafka-topics --bootstrap-server kafka:9092 --alter --topic test --partitions 7
+kafka-topics --bootstrap-server kafka:9092 --describe --topic test
+# end::altertopic[]
+EOF
+
+sleep 1
+http :8081/seen
+sleep 1
+http :8081/seen
+sleep 1
+http :8081/seen
+sleep 1
+http :8081/seen
+sleep 1
+http :8081/seen
+sleep 1
+http :8081/seen
+
+http post :8081/stop
+http post :8081/start
+
+sleep 1
+http :8081/seen
+sleep 1
+http :8081/seen
+sleep 1
+http :8081/seen
+sleep 1
+http :8081/seen
+sleep 1
+http :8081/seen
+sleep 1
+http :8081/seen
+sleep 1
+http :8081/seen
+sleep 1
+http :8081/seen
+
+docker-compose stop producer consumer
depends_on:
- zookeeper
- setup:
- image: juplo/toolbox
- command: >
- bash -c "
- kafka-topics --bootstrap-server kafka:9092 --delete --if-exists --topic test
- kafka-topics --bootstrap-server kafka:9092 --create --topic test --partitions 2
- "
+ kafka-ui:
+ image: provectuslabs/kafka-ui:0.3.3
+ ports:
+ - 8080:8080
+ environment:
+ KAFKA_CLUSTERS_0_NAME: local
+ KAFKA_CLUSTERS_0_BOOTSTRAPSERVERS: kafka:9092
cli:
image: juplo/toolbox
producer:
image: juplo/endless-producer:1.0-SNAPSHOT
ports:
- - 8080:8080
+ - 8000:8080
environment:
producer.bootstrap-server: kafka:9092
producer.client-id: producer
producer.topic: test
- producer.throttle-ms: 200
+ producer.throttle-ms: 10
+
+
+ consumer:
+ image: juplo/counting-consumer:1.0-SNAPSHOT
+ ports:
+ - 8081:8081
+ environment:
+ consumer.bootstrap-server: kafka:9092
+ consumer.client-id: my-group
+ consumer.client-id: consumer
+ consumer.topic: test