Links

Kraft mode + multiple brokers

Kafka in kraft (zk-less) mode with multiple brokers
---
version: '2'
services:
kafka-ui:
container_name: kafka-ui
image: provectuslabs/kafka-ui:latest
ports:
- 8080:8080
depends_on:
- kafka0
- kafka1
- kafka2
- schema-registry0
- kafka-connect0
environment:
KAFKA_CLUSTERS_0_NAME: local
KAFKA_CLUSTERS_0_BOOTSTRAPSERVERS: kafka0:29092,kafka1:29092,kafka2:29092
KAFKA_CLUSTERS_0_METRICS_PORT: 9997
KAFKA_CLUSTERS_0_SCHEMAREGISTRY: http://schema-registry0:8085
KAFKA_CLUSTERS_0_KAFKACONNECT_0_NAME: first
KAFKA_CLUSTERS_0_KAFKACONNECT_0_ADDRESS: http://kafka-connect0:8083
kafka0:
image: confluentinc/cp-kafka:7.2.1
hostname: kafka0
container_name: kafka0
ports:
- 9092:9092
- 9997:9997
environment:
KAFKA_LISTENER_SECURITY_PROTOCOL_MAP: PLAINTEXT:PLAINTEXT,CONTROLLER:PLAINTEXT,PLAINTEXT_HOST:PLAINTEXT
KAFKA_ADVERTISED_LISTENERS: PLAINTEXT://kafka0:29092,PLAINTEXT_HOST://localhost:9092
KAFKA_INTER_BROKER_LISTENER_NAME: PLAINTEXT
KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR: 1
KAFKA_GROUP_INITIAL_REBALANCE_DELAY_MS: 0
KAFKA_TRANSACTION_STATE_LOG_MIN_ISR: 1
KAFKA_TRANSACTION_STATE_LOG_REPLICATION_FACTOR: 1
KAFKA_PROCESS_ROLES: 'broker,controller'
KAFKA_CLUSTER_ID:
KAFKA_NODE_ID: 1
KAFKA_CONTROLLER_QUORUM_VOTERS: '1@kafka0:29093,2@kafka1:29093,3@kafka2:29093'
KAFKA_LISTENERS: 'PLAINTEXT://kafka0:29092,CONTROLLER://kafka0:29093,PLAINTEXT_HOST://0.0.0.0:9092'
KAFKA_CONTROLLER_LISTENER_NAMES: 'CONTROLLER'
KAFKA_LOG_DIRS: '/tmp/kraft-combined-logs'
KAFKA_JMX_PORT: 9997
KAFKA_JMX_OPTS: -Dcom.sun.management.jmxremote -Dcom.sun.management.jmxremote.authenticate=false -Dcom.sun.management.jmxremote.ssl=false -Djava.rmi.server.hostname=kafka0 -Dcom.sun.management.jmxremote.rmi.port=9997
volumes:
- ./scripts/update_run_cluster.sh:/tmp/update_run.sh
- ./scripts/clusterID:/tmp/clusterID
command: "bash -c 'if [ ! -f /tmp/update_run.sh ]; then echo \"ERROR: Did you forget the update_run.sh file that came with this docker-compose.yml file?\" && exit 1 ; else /tmp/update_run.sh && /etc/confluent/docker/run ; fi'"
kafka1:
image: confluentinc/cp-kafka:7.2.1
hostname: kafka1
container_name: kafka1
environment:
KAFKA_LISTENER_SECURITY_PROTOCOL_MAP: PLAINTEXT:PLAINTEXT,CONTROLLER:PLAINTEXT,PLAINTEXT_HOST:PLAINTEXT
KAFKA_ADVERTISED_LISTENERS: PLAINTEXT://kafka1:29092,PLAINTEXT_HOST://localhost:9092
KAFKA_INTER_BROKER_LISTENER_NAME: PLAINTEXT
KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR: 1
KAFKA_GROUP_INITIAL_REBALANCE_DELAY_MS: 0
KAFKA_TRANSACTION_STATE_LOG_MIN_ISR: 1
KAFKA_TRANSACTION_STATE_LOG_REPLICATION_FACTOR: 1
KAFKA_PROCESS_ROLES: 'broker,controller'
KAFKA_NODE_ID: 2
KAFKA_CONTROLLER_QUORUM_VOTERS: '1@kafka0:29093,2@kafka1:29093,3@kafka2:29093'
KAFKA_LISTENERS: 'PLAINTEXT://kafka1:29092,CONTROLLER://kafka1:29093,PLAINTEXT_HOST://0.0.0.0:9092'
KAFKA_CONTROLLER_LISTENER_NAMES: 'CONTROLLER'
KAFKA_LOG_DIRS: '/tmp/kraft-combined-logs'
KAFKA_JMX_PORT: 9997
KAFKA_JMX_OPTS: -Dcom.sun.management.jmxremote -Dcom.sun.management.jmxremote.authenticate=false -Dcom.sun.management.jmxremote.ssl=false -Djava.rmi.server.hostname=kafka1 -Dcom.sun.management.jmxremote.rmi.port=9997
volumes:
- ./scripts/update_run_cluster.sh:/tmp/update_run.sh
- ./scripts/clusterID:/tmp/clusterID
command: "bash -c 'if [ ! -f /tmp/update_run.sh ]; then echo \"ERROR: Did you forget the update_run.sh file that came with this docker-compose.yml file?\" && exit 1 ; else /tmp/update_run.sh && /etc/confluent/docker/run ; fi'"
kafka2:
image: confluentinc/cp-kafka:7.2.1
hostname: kafka2
container_name: kafka2
environment:
KAFKA_LISTENER_SECURITY_PROTOCOL_MAP: PLAINTEXT:PLAINTEXT,CONTROLLER:PLAINTEXT,PLAINTEXT_HOST:PLAINTEXT
KAFKA_ADVERTISED_LISTENERS: PLAINTEXT://kafka2:29092,PLAINTEXT_HOST://localhost:9092
KAFKA_INTER_BROKER_LISTENER_NAME: PLAINTEXT
KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR: 1
KAFKA_GROUP_INITIAL_REBALANCE_DELAY_MS: 0
KAFKA_TRANSACTION_STATE_LOG_MIN_ISR: 1
KAFKA_TRANSACTION_STATE_LOG_REPLICATION_FACTOR: 1
KAFKA_PROCESS_ROLES: 'broker,controller'
KAFKA_NODE_ID: 3
KAFKA_CONTROLLER_QUORUM_VOTERS: '1@kafka0:29093,2@kafka1:29093,3@kafka2:29093'
KAFKA_LISTENERS: 'PLAINTEXT://kafka2:29092,CONTROLLER://kafka2:29093,PLAINTEXT_HOST://0.0.0.0:9092'
KAFKA_CONTROLLER_LISTENER_NAMES: 'CONTROLLER'
KAFKA_LOG_DIRS: '/tmp/kraft-combined-logs'
KAFKA_JMX_PORT: 9997
KAFKA_JMX_OPTS: -Dcom.sun.management.jmxremote -Dcom.sun.management.jmxremote.authenticate=false -Dcom.sun.management.jmxremote.ssl=false -Djava.rmi.server.hostname=kafka1 -Dcom.sun.management.jmxremote.rmi.port=9997
volumes:
- ./scripts/update_run_cluster.sh:/tmp/update_run.sh
- ./scripts/clusterID:/tmp/clusterID
command: "bash -c 'if [ ! -f /tmp/update_run.sh ]; then echo \"ERROR: Did you forget the update_run.sh file that came with this docker-compose.yml file?\" && exit 1 ; else /tmp/update_run.sh && /etc/confluent/docker/run ; fi'"
schema-registry0:
image: confluentinc/cp-schema-registry:7.2.1
ports:
- 8085:8085
depends_on:
- kafka0
environment:
SCHEMA_REGISTRY_KAFKASTORE_BOOTSTRAP_SERVERS: PLAINTEXT://kafka0:29092
SCHEMA_REGISTRY_KAFKASTORE_SECURITY_PROTOCOL: PLAINTEXT
SCHEMA_REGISTRY_HOST_NAME: schema-registry0
SCHEMA_REGISTRY_LISTENERS: http://schema-registry0:8085
SCHEMA_REGISTRY_SCHEMA_REGISTRY_INTER_INSTANCE_PROTOCOL: "http"
SCHEMA_REGISTRY_LOG4J_ROOT_LOGLEVEL: INFO
SCHEMA_REGISTRY_KAFKASTORE_TOPIC: _schemas
kafka-connect0:
image: confluentinc/cp-kafka-connect:7.2.1
ports:
- 8083:8083
depends_on:
- kafka0
- schema-registry0
environment:
CONNECT_BOOTSTRAP_SERVERS: kafka0:29092
CONNECT_GROUP_ID: compose-connect-group
CONNECT_CONFIG_STORAGE_TOPIC: _connect_configs
CONNECT_CONFIG_STORAGE_REPLICATION_FACTOR: 1
CONNECT_OFFSET_STORAGE_TOPIC: _connect_offset
CONNECT_OFFSET_STORAGE_REPLICATION_FACTOR: 1
CONNECT_STATUS_STORAGE_TOPIC: _connect_status
CONNECT_STATUS_STORAGE_REPLICATION_FACTOR: 1
CONNECT_KEY_CONVERTER: org.apache.kafka.connect.storage.StringConverter
CONNECT_KEY_CONVERTER_SCHEMA_REGISTRY_URL: http://schema-registry0:8085
CONNECT_VALUE_CONVERTER: org.apache.kafka.connect.storage.StringConverter
CONNECT_VALUE_CONVERTER_SCHEMA_REGISTRY_URL: http://schema-registry0:8085
CONNECT_INTERNAL_KEY_CONVERTER: org.apache.kafka.connect.json.JsonConverter
CONNECT_INTERNAL_VALUE_CONVERTER: org.apache.kafka.connect.json.JsonConverter
CONNECT_REST_ADVERTISED_HOST_NAME: kafka-connect0
CONNECT_PLUGIN_PATH: "/usr/share/java,/usr/share/confluent-hub-components,/usr/share/filestream-connectors,/tmp/kfk"
volumes:
- /tmp/kfk:/tmp/kfk:ro
- /tmp/kfk/test.txt:/tmp/kfk/test.txt
kafka-init-topics:
image: confluentinc/cp-kafka:7.2.1
volumes:
- ./message.json:/data/message.json
depends_on:
- kafka0
command: "bash -c 'echo Waiting for Kafka to be ready... && \
cub kafka-ready -b kafka0:29092 1 30 && \
kafka-topics --create --topic second.users --partitions 3 --replication-factor 1 --if-not-exists --bootstrap-server kafka0:29092 && \
kafka-topics --create --topic second.messages --partitions 2 --replication-factor 1 --if-not-exists --bootstrap-server kafka0:29092 && \
kafka-topics --create --topic first.messages --partitions 2 --replication-factor 1 --if-not-exists --bootstrap-server kafka0:29092 && \
kafka-console-producer --bootstrap-server kafka0:29092 --topic second.users < /data/message.json'"