version: '3'
services:
  gtm_1:
    environment:
      - PG_GTM_NODE=gtm_1
    build:
      context: .
      dockerfile: Dockerfile.gtm
    volumes:
      - gtm_1:/var/lib/postgresql
    networks:
      - db_a
  coordinator_1:
    environment:
      - PG_COORD_NODE=coordinator_1
      - PG_GTM_HOST=gtm_1
    build:
      context: .
      dockerfile: Dockerfile.coordinator
    volumes:
      - coordinator_1:/var/lib/postgresql
    depends_on:
      - gtm_1
    networks:
      - db_a
      - db_b
  coordinator_2:
    environment:
      - PG_COORD_NODE=coordinator_2
      - PG_GTM_HOST=gtm_1
    build:
      context: .
      dockerfile: Dockerfile.coordinator
    volumes:
      - coordinator_2:/var/lib/postgresql
    depends_on:
      - gtm_1
    networks:
      - db_a
      - db_b
  data_1:
    environment:
      - PG_DATA_NODE=data_1
      - PG_GTM_HOST=gtm_1
    build:
      context: .
      dockerfile: Dockerfile.datanode
    depends_on:
      - gtm_1
    volumes:
      - data_1:/var/lib/postgresql
    networks:
      - db_a
  data_2:
    environment:
      - PG_DATA_NODE=data_2
      - PG_GTM_HOST=gtm_1
    build:
      context: .
      dockerfile: Dockerfile.datanode
    depends_on:
      - gtm_1
    volumes:
      - data_2:/var/lib/postgresql
    networks:
      - db_a
volumes:
  gtm_1:
    driver: local
  coordinator_1:
    driver: local
  coordinator_2:
    driver: local
  data_1:
    driver: local
  data_2:
    driver: local
networks:
  db_a:
    driver: bridge
    ipam:
      driver: default
      config:
        - subnet: 172.19.0.0/16
  db_b:
    driver: bridge
    ipam:
      driver: default
      config:
        - subnet: 172.18.0.0/16