docker-compose.yml

version: "3.9"
services:
  mongo_node_1:
    container_name: mongo_node_1
    hostname: mongo_node_1
    image: "mongo:6.0"
    expose:
      - "27017"
    volumes:
      - ${PWD}/data/node_1:/data/db
      - ${PWD}/config:/data/config
    restart: always
    entrypoint: ["/usr/bin/mongod", "--config", "/data/config/cluster.conf"]
    networks:
      mongo-network:
        ipv4_address: 170.17.5.5
    # extra_hosts:
    #   - "localhost:(YOUR MACHINE/SERVER IP)"
    environment:
      MONGO_INITDB_ROOT_USERNAME: mdb_admin
      MONGO_INITDB_ROOT_PASSWORD: mdb_pass

  mongo_node_2:
    container_name: mongo_node_2
    hostname: mongo_node_2
    image: "mongo:6.0"
    expose:
      - "27017"
    volumes:
      - ${PWD}/data/node_2:/data/db
      - ${PWD}/config:/data/config
    restart: always
    entrypoint: ["/usr/bin/mongod", "--config", "/data/config/cluster.conf"]
    networks:
      mongo-network:
        ipv4_address: 170.17.5.6
    # extra_hosts:
    #   - "localhost:(YOUR MACHINE/SERVER IP)"
    environment:
      MONGO_INITDB_ROOT_USERNAME: mdb_admin
      MONGO_INITDB_ROOT_PASSWORD: mdb_pass

  mongo_node_arbiter:
    container_name: mongo_node_arbiter
    hostname: mongo_node_arbiter
    image: "mongo:6.0"
    expose:
      - "27017"
    volumes:
      - ${PWD}/data/node_arbiter:/data/db
      - ${PWD}/config:/data/config
    restart: always
    entrypoint: ["/usr/bin/mongod", "--config", "/data/config/cluster.conf"]
    networks:
      mongo-network:
        ipv4_address: 170.17.5.7
    # extra_hosts:
    #   - "localhost:(YOUR MACHINE/SERVER IP)"
    environment:
      MONGO_INITDB_ROOT_USERNAME: mdb_admin
      MONGO_INITDB_ROOT_PASSWORD: mdb_pass

networks:
  mongo-network:
    name: mongo-network
    ipam: 
      driver: default
      config:
        - subnet: 170.17.0.0/16
          ip_range: 170.17.0.0/16
          gateway: 170.17.5.254