res_levis_backend/build/env/kafka.env

KAFKA_NODE_ID=1
KAFKA_PROCESS_ROLES=broker,controller      
KAFKA_LISTENERS=INTERNAL://:29092,EXTERNAL://:9092,CONTROLLER://127.0.0.1:9093
KAFKA_ADVERTISED_LISTENERS=INTERNAL://kafka:29092,EXTERNAL://localhost:9092
KAFKA_CONTROLLER_LISTENER_NAMES=CONTROLLER
KAFKA_LISTENER_SECURITY_PROTOCOL_MAP=CONTROLLER:PLAINTEXT,INTERNAL:PLAINTEXT,EXTERNAL:PLAINTEXT
KAFKA_CONTROLLER_QUORUM_VOTERS=1@127.0.0.1:9093
KAFKA_INTER_BROKER_LISTENER_NAME=INTERNAL
KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR=1
KAFKA_TRANSACTION_STATE_LOG_REPLICATION_FACTOR=1
KAFKA_TRANSACTION_STATE_LOG_MIN_ISR=1
KAFKA_GROUP_INITIAL_REBALANCE_DELAY_MS=0
KAFKA_NUM_PARTITIONS=3

# Delete messages older than 2 days so queues do not fill up (172800000 ms = 2 days)
KAFKA_LOG_RETENTION_MS=172800000