# Docker Compose file for Vapor
#
# Install Docker on your system to run and test
# your Vapor app in a production-like environment.
#
# Note: This file is intended for testing and does not
# implement best practices for a production deployment.
#
# Learn more: https://docs.docker.com/compose/reference/
#
#   Build images: docker-compose build
#      Start app: docker-compose up app
# Start database: docker-compose up db
# Run migrations: docker-compose up migrate
#       Stop all: docker-compose down (add -v to wipe db)
#
version: '3.7'

volumes:
  db_data:

x-shared_environment: &shared_environment
  LOG_LEVEL: ${LOG_LEVEL:-debug}
  DATABASE_HOST: db
  DATABASE_NAME: cod_db
  DATABASE_USERNAME: cod
  DATABASE_PASSWORD: pw4cod
  VIRTUAL_HOST: app.local

services:
  nginx-proxy:
    image: jwilder/nginx-proxy:alpine
    restart: "always" # Always restart container
    ports:
     - "80:80" # Port mappings in format host:container
     - "443:443" # Port mappings in format host:container
    networks:
     - nginx-proxy # Name of the etwork these two containers will share
    labels:
     - "com.github.jrcs.letsencrypt_nginx_proxy_companion.nginx_proxy" # Label needed for Let's Encrypt companion container
    volumes: # Volumes needed for container to configure proixes and access certificates genereated by Let's Encrypt companion container
     - /var/run/docker.sock:/tmp/docker.sock:ro
     - "nginx-conf:/etc/nginx/conf.d"
     - "nginx-vhost:/etc/nginx/vhost.d"
     - "html:/usr/share/nginx/html"
     - "certs:/etc/nginx/certs:ro"

  letsencrypt-nginx-proxy-companion:
    image: jrcs/letsencrypt-nginx-proxy-companion
    restart: always
    container_name: letsencrypt-nginx-proxy-companion
    volumes:
     - "/var/run/docker.sock:/var/run/docker.sock:ro"
     - "nginx-conf:/etc/nginx/conf.d"
     - "nginx-vhost:/etc/nginx/vhost.d"
     - "html:/usr/share/nginx/html"
     - "certs:/etc/nginx/certs:rw"
    depends_on: # Make sure we start nginx proxy container first
     - app
     - nginx-proxy
  app:
    image: cod-backend:latest
    build:
      context: .
    environment:
      <<: *shared_environment
    depends_on:
      - db
    ports:
      - '8080:8080'
#    user: '0' # uncomment to run as root for testing purposes even though Dockerfile defines 'vapor' user.
    command: ["serve", "--env", "production", "--hostname", "0.0.0.0", "--port", "8080"]
  migrate:
    image: cod-backend:latest
    build:
      context: .
    environment:
      <<: *shared_environment
    depends_on:
      - db
    command: ["migrate", "--yes"]
    deploy:
      replicas: 0
  revert:
    image: cod-backend:latest
    build:
      context: .
    environment:
      <<: *shared_environment
    depends_on:
      - db
    command: ["migrate", "--revert", "--yes"]
    deploy:
      replicas: 0
  db:
    image: postgres:12-alpine
    volumes:
      - db_data:/var/lib/postgresql/data/pgdata
    environment:
      PGDATA: /var/lib/postgresql/data/pgdata
      POSTGRES_USER: cod
      POSTGRES_PASSWORD: pw4cod
      POSTGRES_DB: cod_db
    ports:
      - '5432:5432'
networks:
    nginx-proxy: # Name of our shared network that containers will use
volumes: # Names of volumes that out containers will share. Those will persist on docker's host machine.
    nginx-conf:
    nginx-vhost:
    html:
    certs:
    db_data: