services:
  << service_name >>:
    image: docker.io/library/postgres:18.3
    hostname: << container_hostname >>
    environment:
      - POSTGRES_INITDB_ARGS=<< postgres_initdb_args >>
      <%- if postgres_host_auth_method %>
      - POSTGRES_HOST_AUTH_METHOD=<< postgres_host_auth_method >>
      <%- endif %>
      - POSTGRES_USER=<< database_user >>
      - POSTGRES_PASSWORD=<< database_password >>
      - POSTGRES_DB=<< database_name >>
      - TZ=<< container_timezone >>
    <%- if network_mode == 'bridge' or network_mode == '' %>
    networks:
      << network_name >>:
    <%- endif %>
    <%- if network_mode == 'bridge' or network_mode == '' %>
    ports:
      - target: 5432
        published: << ports_postgres >>
        protocol: tcp
        mode: host
    <%- endif %>
    volumes:
      <%- if volume_mode == 'mount' %>
      - << volume_mount_path >>:/var/lib/postgresql:rw
      <%- else %>
      - << service_name >>-data:/var/lib/postgresql
      <%- endif %>
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U << database_user >>"]
      start_period: 30s
      interval: 10s
      timeout: 10s
      retries: 5
    deploy:
      mode: replicated
      replicas: 1
      <%- if swarm_placement_host %>
      placement:
        constraints:
          - node.hostname == << swarm_placement_host >>
      <%- endif %>
      restart_policy:
        condition: on-failure

<%- if volume_mode == 'local' %>
volumes:
  << service_name >>-data:
    driver: local
<%- elif volume_mode == 'nfs' %>
volumes:
  << service_name >>-data:
    driver: local
    driver_opts:
      type: nfs
      o: addr=<< volume_nfs_server >>,<< volume_nfs_options >>
      device: ":<< volume_nfs_path >>"
<%- endif %>

<%- if network_mode == 'bridge' or network_mode == '' %>
networks:
  << network_name >>:
    <%- if network_external %>
    external: true
    <%- else %>
    driver: overlay
    attachable: true
    <%- endif %>
<%- endif %>