version: '3.2'

services:

  db_cluster_node1:

    image: ubuntu:galera-node-worker1
    
#    environment:
#     - NODENAME={{.Node.Hostname}}
#     - NODEID={{.Node.ID}}
#     - SERVICEID={{.Service.ID}}
#     - SERVICENAME={{.Service.Name}}
#     - TASKID={{.Task.ID}}
#     - TASKNAME={{.Task.Name}}
#     - TASKREPID={{.Task.Slot}}

    hostname: node1

    # Storage volume
    volumes:

      - /var/container_data/mysql:/var/lib/mysql
    
    networks:
      galera_net:
        ipv4_address: 10.0.3.10
    deploy:
      # Replicated mode
      mode: replicated 
      replicas: 1
      restart_policy:
        delay: 10s
        max_attempts: 10
        window: 60s
      placement:
        # Services must run only on workers with one service per container
        constraints:
          - node.labels.node1 == true
          - node.role == worker
          #- node.group == galera
    ports:
     - mode: host
      # target: 3306
      # published: 3306
       target: 4567
       published: 4567
      # target: 4568
      # published: 4568
      # target: 4568
      # published: 4568

      #- "10.0.3.100:3306:3306"
      #- "10.0.3.100:4567:4567"
      #- "10.0.3.100:4568:4568"
      #- "10.0.3.100:4444:4444"

  db_cluster_node2:

    image: ubuntu:galera-node-worker2

#    environment:
#     - NODENAME={{.Node.Hostname}}
#     - NODEID={{.Node.ID}}
#     - SERVICEID={{.Service.ID}}
#     - SERVICENAME={{.Service.Name}}
#     - TASKID={{.Task.ID}}
#     - TASKNAME={{.Task.Name}}
#     - TASKREPID={{.Task.Slot}}

    hostname: node2

    # Storage volume
    volumes:

      - /var/container_data/mysql:/var/lib/mysql

    networks:
      galera_net:
        ipv4_address: 10.0.3.11
    deploy:
      # Replicated mode
      mode: replicated
      replicas: 1
      restart_policy:
        delay: 10s
        max_attempts: 10
        window: 60s
      placement:
        # Services must run only on workers with one service per container
        constraints:
          - node.labels.node2 == true
          - node.role == worker 
#         - node.group == galera
    depends_on:
      - db_cluster_node1
    ports:
      - mode: host
        target: 4567
        published: 4567
#      - "10.0.3.101:3306:3306"      
#      - "10.0.3.101:4567:4567"
#      - "10.0.3.101:4568:4568"
#      - "10.0.3.101:4444:4444"


networks:
  galera_net: