# Mentorenwahl: A fullstack application for assigning mentors to students based on their whishes.
# Copyright (C) 2022  Dominic Grimm
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <https://www.gnu.org/licenses/>.

x-backend:
  &backend
  image: git.dergrimm.net/mentorenwahl/backend:latest
  build:
    context: ./backend
    args:
      BUILD_ENV: production
  restart: always
  depends_on:
    - db
    - redis
    - auth
  environment:
    BACKEND_MINIMUM_TEACHER_SELECTION_COUNT: ${BACKEND_MINIMUM_TEACHER_SELECTION_COUNT}
    BACKEND_ASSIGNMENT_RUN_TIME: ${BACKEND_ASSIGNMENT_RUN_TIME}
    BACKEND_API_JWT_SECRET: ${BACKEND_API_JWT_SECRET}
    BACKEND_API_JWT_EXPIRATION: ${BACKEND_API_JWT_EXPIRATION}
    BACKEND_DB_URL: postgres://${POSTGRES_USER}:${POSTGRES_PASSWORD}@db:5432/${POSTGRES_USER}
    BACKEND_DB_ALLOW_OLD_SCHEMA: ${BACKEND_DB_ALLOW_OLD_SCHEMA}
    BACKEND_REDIS_HOST: redis
    BACKEND_REDIS_PORT: 6379
    BACKEND_AUTH_URL: "http://auth/v1"
  volumes:
    - /etc/timezone:/etc/timezone:ro
    - /etc/localtime:/etc/localtime:ro
    - ./data/static:/static

version: "3"

services:
  nginx:
    image: docker.io/openresty/openresty:1.21.4.1-0-alpine
    restart: always
    volumes:
      - ./config/nginx/nginx.conf:/usr/local/openresty/nginx/conf/nginx.conf:ro
    ports:
      - 80:80
      - 8080:8080
    depends_on:
      - adminer
      - api
      - frontend

  db:
    image: docker.io/postgres:alpine
    restart: always
    command: postgres -c "max_connections=256"
    environment:
      POSTGRES_USER: ${POSTGRES_USER}
      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD}
    volumes:
      - db:/var/lib/postgresql/data

  adminer:
    image: docker.io/adminer:standalone
    restart: always
    depends_on:
      - db

  redis:
    image: docker.io/redis:alpine
    restart: always
    volumes:
      - redis:/data

  auth:
    image: git.dergrimm.net/mentorenwahl/auth:latest
    build:
      context: ./auth
    restart: always
    environment:
      AUTH_UNTIS_URL: ${AUTH_UNTIS_URL}
      AUTH_UNTIS_CLIENT_NAME: ${AUTH_UNTIS_CLIENT_NAME}
      AUTH_UNTIS_SCHOOL: ${AUTH_UNTIS_SCHOOL}
      AUTH_UNTIS_USERNAME: ${AUTH_UNTIS_USERNAME}
      AUTH_UNTIS_PASSWORD: ${AUTH_UNTIS_PASSWORD}
    volumes:
      - ./data/static:/static

  worker:
    <<: *backend
    command: ./bin/worker run
    deploy:
      replicas: 2

  api:
    <<: *backend
    command: ./bin/api run
    depends_on:
      - db
      - redis
      - auth
      - worker

  frontend:
    image: git.dergrimm.net/mentorenwahl/frontend:latest
    build:
      context: ./frontend
    restart: always
    depends_on:
      - api

volumes:
  db:
  redis: