docker-compose.yml

version: '3.7'

volumes:
    postgres:
    pgadmin:

services:
  postgres:
    container_name: demo_postgres
    image: "postgres:12"
    environment:
      POSTGRES_USER: "postgres"
      POSTGRES_PASSWORD: "password"
      PGDATA: "/data/postgres"
    volumes:
       - postgres:/data/postgres
       - ./docker_postgres_init.sql:/docker-entrypoint-initdb.d/docker_postgres_init.sql
    ports:
      - "15432:5432"
    restart: unless-stopped
  
  pgadmin:
    container_name: demo_pgadmin
    image: "dpage/pgadmin4:4.24"
    environment:
      PGADMIN_DEFAULT_EMAIL: admin
      PGADMIN_DEFAULT_PASSWORD: admin
      PGADMIN_CONFIG_SERVER_MODE: "False"
      PGADMIN_CONFIG_MASTER_PASSWORD_REQUIRED: "False"
    volumes:
       - pgadmin:/var/lib/pgadmin
       - ./docker_pgadmin_servers.json:/pgadmin4/servers.json
    ports:
      - "15433:80"
    entrypoint:
      - "/bin/sh"
      - "-c"
      - "/bin/echo 'postgres:5432:*:postgres:password' > /tmp/pgpassfile && chmod 600 /tmp/pgpassfile && /entrypoint.sh"
    restart: unless-stopped