version: '3.6'

services:
  postgres:
    image: postgres:alpine
    environment:
    - POSTGRES_DB=${HASURA_POSTGRES_DB:-postgres}
    - POSTGRES_HOST_AUTH_METHOD=${HASURA_POSTGRES_HOST_AUTH_METHOD:-trust}
    - POSTGRES_PASSWORD=${HASURA_POSTGRES_PASSWORD:-postgres}
    - POSTGRES_USER=${HASURA_POSTGRES_USER:-postgres}
    labels:
    - SERVICE_5432_CHECK_TCP=true
    - SERVICE_5432_NAME=${COMPOSE_SERVICE_NAME}-postgres-5432
    networks:
    - private
    ports:
    - 5432
    volumes:
    - postgres:/var/lib/postgresql/data
    restart: always

volumes:
  postgres: