docker-compose.template-log4j.yml

---
version: '3.5'
services:

  zookeeper:
    volumes:
      - ../../other/write-logs-to-files/zookeeper/log4j.template.properties:/etc/confluent/docker/log4j.properties.template
      - ../../other/write-logs-to-files/zookeeper/logs:/var/log/zookeeper/
    environment:
      ZOOKEEPER_LOG4J_ROOT_LOGLEVEL: "DEBUG"
      # ZOOKEEPER_LOG4J_LOGGERS: ""

  broker:
    volumes:
      - ../../other/write-logs-to-files/broker/log4j.template.properties:/etc/confluent/docker/log4j.properties.template
      - ../../other/write-logs-to-files/broker/logs:/var/log/broker/
    environment:
      # KAFKA_LOG4J_ROOT_LOGLEVEL: "TRACE"
      KAFKA_LOG4J_LOGGERS: "org.I0Itec.zkclient.ZkClient=INFO,org.apache.zookeeper=INFO,kafka.network.Processor=TRACE"

  schema-registry:
    volumes:
      - ../../other/write-logs-to-files/schema-registry/log4j.template.properties:/etc/confluent/docker/log4j.properties.template
      - ../../other/write-logs-to-files/schema-registry/logs:/var/log/schema-registry/
    environment:
      SCHEMA_REGISTRY_LOG4J_ROOT_LOGLEVEL: "DEBUG"
      # SCHEMA_REGISTRY_LOG4J_LOGGERS: ""

  connect:
    volumes:
      - ../../other/write-logs-to-files/connect/log4j.template.properties:/etc/confluent/docker/log4j.properties.template
      - ../../other/write-logs-to-files/connect/logs:/var/log/connect/
    environment:
      CONNECT_LOG4J_ROOT_LOGLEVEL: "TRACE"
      CONNECT_LOG4J_LOGGERS: "org.apache.zookeeper=ERROR,org.I0Itec.zkclient=ERROR,org.reflections=ERROR"
      # CONNECT_LOG4J_APPENDER_STDOUT_LAYOUT_CONVERSIONPATTERN: "[%d] %p %m (%c)%n'"

  control-center:
    volumes:
      - ../../other/write-logs-to-files/control-center/log4j.template.properties:/etc/confluent/docker/log4j.properties.template
      - ../../other/write-logs-to-files/control-center/logs:/var/log/control-center/
    environment:
      CONTROL_CENTER_LOG4J_ROOT_LOGLEVEL: "DEBUG"
      # CONTROL_CENTER_LOG4J_LOGGERS: ""

  ksql-server:
    image: confluentinc/${CP_KSQL_IMAGE}:${TAG}
    hostname: ksql-server
    container_name: ksql-server
    depends_on:
      - broker
      - schema-registry
    ports:
      - "8088:8088"
    volumes:
      - ../../other/write-logs-to-files/ksql-server/log4j.template.properties:/etc/confluent/docker/log4j.properties.template
      - ../../other/write-logs-to-files/ksql-server/logs:/var/log/ksql-server/
    environment:
      KSQL_CONFIG_DIR: "/etc/ksql"
      KSQL_BOOTSTRAP_SERVERS: "broker:9092"
      KSQL_HOST_NAME: ksql-server
      KSQL_LISTENERS: "http://0.0.0.0:8088"
      KSQL_CACHE_MAX_BYTES_BUFFERING: 0
      KSQL_KSQL_SCHEMA_REGISTRY_URL: "http://schema-registry:8081"
      KSQL_PRODUCER_INTERCEPTOR_CLASSES: "io.confluent.monitoring.clients.interceptor.MonitoringProducerInterceptor"
      KSQL_CONSUMER_INTERCEPTOR_CLASSES: "io.confluent.monitoring.clients.interceptor.MonitoringConsumerInterceptor"
      KSQL_LOG4J_ROOT_LOGLEVEL: "DEBUG"
      KSQL_LOG4J_LOGGERS: "org.reflections=ERROR"
      # — Processing log config —
      KSQL_LOG4J_PROCESSING_LOG_BROKERLIST: broker:9092
      KSQL_LOG4J_PROCESSING_LOG_TOPIC: demo_processing_log
      KSQL_KSQL_LOGGING_PROCESSING_TOPIC_NAME: demo_processing_log
      KSQL_KSQL_LOGGING_PROCESSING_TOPIC_AUTO_CREATE: "true"
      KSQL_KSQL_LOGGING_PROCESSING_STREAM_AUTO_CREATE: "true"