docker-compose.yml

version: '3.8'

# Custom top-level network
networks:
  neo4j-internal:

services:

  core1:
    # Docker image to be used
    image: ${NEO4J_DOCKER_IMAGE}

    # Hostname
    hostname: core1

    # Service-level network, which specifies the networks, from the list of the top-level networks (in this case only neo4j-internal), that the server will connect to.
    # Adds a network alias (used in neo4j.conf when configuring the discovery members)
    networks:
      neo4j-internal:
        aliases:
          - neo4j-network

    # The ports that will be accessible from outside the container - HTTP (7474) and Bolt (7687).
    ports:
      - "7474:7474"
      - "7687:7687"

    user: "${UID}:${GID}"
    # Uncomment the volumes to be mounted to make them accessible from outside the container.
    volumes:
      - ./conf/neo4j.conf:/conf/neo4j.conf # This is the main configuration file.
      - ./data/core1:/var/lib/neo4j/data
      - ./logs/core1:/var/lib/neo4j/logs
      - ./conf/core1:/var/lib/neo4j/conf
      - ./import/core1:/var/lib/neo4j/import
      #- ./metrics/core1:/var/lib/neo4j/metrics
      #- ./licenses/core1:/var/lib/neo4j/licenses
      #- ./ssl/core1:/var/lib/neo4j/ssl

    # Passes the following environment variables to the container
    environment:
      - NEO4J_ACCEPT_LICENSE_AGREEMENT
      - NEO4J_AUTH
      - EXTENDED_CONF
      - NEO4J_EDITION
      - NEO4J_dbms_mode=CORE

    # Simple check testing whether the port 7474 is opened.
    # If so, the instance running inside the container is considered as "healthy".
    # This status can be checked using the "docker ps" command.
    healthcheck:
      test: ["CMD-SHELL", "wget --no-verbose --tries=1 --spider localhost:7474 || exit 1"]
    restart: always

  core2:
    image: ${NEO4J_DOCKER_IMAGE}
    hostname: core2
    networks:
      neo4j-internal:
        aliases:
          - neo4j-network
    ports:
      - "7475:7474"
      - "7688:7687"

    user: "${UID}:${GID}"
    volumes:
      - ./conf/neo4j.conf:/conf/neo4j.conf
      - ./data/core2:/var/lib/neo4j/data
      - ./logs/core2:/var/lib/neo4j/logs
      - ./conf/core2:/var/lib/neo4j/conf
      - ./import/core2:/var/lib/neo4j/import
      #- ./metrics/core2:/var/lib/neo4j/metrics
      #- ./licenses/core2:/var/lib/neo4j/licenses
      #- ./ssl/core2:/var/lib/neo4j/ssl
    environment:
      - NEO4J_ACCEPT_LICENSE_AGREEMENT
      - NEO4J_AUTH
      - EXTENDED_CONF
      - NEO4J_EDITION
      - NEO4J_dbms_mode=CORE
    healthcheck:
      test: ["CMD-SHELL", "wget --no-verbose --tries=1 --spider localhost:7474 || exit 1"]
    restart: always

  core3:
    image: ${NEO4J_DOCKER_IMAGE}
    hostname: core3
    networks:
      neo4j-internal:
        aliases:
          - neo4j-network
    ports:
      - "7476:7474"
      - "7689:7687"

    user: "${UID}:${GID}"
    volumes:
      - ./conf/neo4j.conf:/conf/neo4j.conf
      - ./data/core3:/var/lib/neo4j/data
      - ./logs/core3:/var/lib/neo4j/logs
      - ./conf/core3:/var/lib/neo4j/conf
      - ./import/core3:/var/lib/neo4j/import
      #- ./metrics/core3:/var/lib/neo4j/metrics
      #- ./licenses/core3:/var/lib/neo4j/licenses
      #- ./ssl/core3:/var/lib/neo4j/ssl
    environment:
      - NEO4J_ACCEPT_LICENSE_AGREEMENT
      - NEO4J_AUTH
      - EXTENDED_CONF
      - NEO4J_EDITION
      - NEO4J_dbms_mode=CORE
    healthcheck:
      test: ["CMD-SHELL", "wget --no-verbose --tries=1 --spider localhost:7474 || exit 1"]
    restart: always

  readreplica1:
    image: ${NEO4J_DOCKER_IMAGE}
    hostname: replica1
    networks:
      neo4j-internal:
        aliases:
          - neo4j-network
    ports:
      - "7477:7474"
      - "7690:7687"

    user: "${UID}:${GID}"
    volumes:
      - ./conf/neo4j.conf:/conf/neo4j.conf
      - ./data/replica1:/var/lib/neo4j/data
      - ./logs/replica1:/var/lib/neo4j/logs
      - ./conf/replica1:/var/lib/neo4j/conf
      - ./import/replica1:/var/lib/neo4j/import
      #- ./metrics/replica1:/var/lib/neo4j/metrics
      #- ./licenses/replica1:/var/lib/neo4j/licenses
      #- ./ssl/replica1:/var/lib/neo4j/ssl
    environment:
      - NEO4J_ACCEPT_LICENSE_AGREEMENT
      - NEO4J_AUTH
      - EXTENDED_CONF
      - NEO4J_EDITION
      - NEO4J_dbms_mode=READ_REPLICA
    healthcheck:
      test: ["CMD-SHELL", "wget --no-verbose --tries=1 --spider localhost:7474 || exit 1"]
    restart: always