compose-host.yml

version: '3.8'
services:
  db:
    image: postgres:14.1-alpine
    container_name: postgres-db-1
    restart: always
    environment:
      - POSTGRES_DB=${POSTGRES_DB}
      - POSTGRES_USER=${POSTGRES_USER}
      - POSTGRES_PASSWORD=${POSTGRES_PASSWORD}
    ports:
      - 5432:5432
    volumes:
      - db:/var/lib/postgresql/data
      - ./database/init.sql:/docker-entrypoint-initdb.d/init.sql
  db-client:
    depends_on:
      - db
    build:
      context: ./client/
    container_name: postgres-db-client-1
    deploy:
      restart_policy:
        condition: on-failure
        delay: 10s
        max_attempts: 3
        window: 1s
    ports:
      - 8080:8080
    volumes:
      - ./client/:/app
    command:
      - /bin/sh
      - -c
      - >
        python connection.py 
        ${POSTGRES_DB} 
        ${POSTGRES_USER} 
        ${POSTGRES_PASSWORD} 
        ${POSTGRES_HOST} 
        5432
volumes:
  db:
    driver: local