---
version: "3.7"

services:
  traefik:
    image: traefik:v2.9.1
    networks:
      ocis-net:
        aliases:
          - ${OCIS_DOMAIN:-ocis.owncloud.test}
          - ${KEYCLOAK_DOMAIN:-keycloak.owncloud.test}
    command:
      - "--log.level=${TRAEFIK_LOG_LEVEL:-ERROR}"
      # letsencrypt configuration
      - "--certificatesResolvers.http.acme.email=${TRAEFIK_ACME_MAIL:-example@example.org}"
      - "--certificatesResolvers.http.acme.storage=/certs/acme.json"
      - "--certificatesResolvers.http.acme.httpChallenge.entryPoint=http"
      # enable dashboard
      - "--api.dashboard=true"
      # define entrypoints
      - "--entryPoints.http.address=:80"
      - "--entryPoints.http.http.redirections.entryPoint.to=https"
      - "--entryPoints.http.http.redirections.entryPoint.scheme=https"
      - "--entryPoints.https.address=:443"
      # docker provider (get configuration from container labels)
      - "--providers.docker.endpoint=unix:///var/run/docker.sock"
      - "--providers.docker.exposedByDefault=false"
    ports:
      - "80:80"
      - "443:443"
    volumes:
      - "/var/run/docker.sock:/var/run/docker.sock:ro"
      - "certs:/certs"
    labels:
      - "traefik.enable=${TRAEFIK_DASHBOARD:-false}"
      - "traefik.http.middlewares.traefik-auth.basicauth.users=${TRAEFIK_BASIC_AUTH_USERS:-admin:$$apr1$$4vqie50r$$YQAmQdtmz5n9rEALhxJ4l.}" # defaults to admin:admin
      - "traefik.http.routers.traefik.entrypoints=https"
      - "traefik.http.routers.traefik.rule=Host(`${TRAEFIK_DOMAIN:-traefik.owncloud.test}`)"
      - "traefik.http.routers.traefik.middlewares=traefik-auth"
      - "traefik.http.routers.traefik.tls.certresolver=http"
      - "traefik.http.routers.traefik.service=api@internal"
    logging:
      driver: "local"
    restart: always

  ocis:
    image: owncloud/ocis:${OCIS_DOCKER_TAG:-latest}
    networks:
      ocis-net:
    entrypoint:
      - /bin/sh
    # run ocis init to initialize a configuration file with random secrets
    # it will fail on subsequent runs, because the config file already exists
    # therefore we ignore the error and then start the ocis server
    command: ["-c", "ocis init || true; ocis server"]
    environment:
      # Keycloak IDP specific configuration
      PROXY_AUTOPROVISION_ACCOUNTS: "true"
      OCIS_OIDC_ISSUER: https://${KEYCLOAK_DOMAIN:-keycloak.owncloud.test}/auth/realms/${KEYCLOAK_REALM:-oCIS}
      PROXY_OIDC_REWRITE_WELLKNOWN: "true"
      WEB_OIDC_CLIENT_ID: ${OCIS_OIDC_CLIENT_ID:-web}
      # general config
      OCIS_URL: https://${OCIS_DOMAIN:-ocis.owncloud.test}
      OCIS_LOG_LEVEL: ${OCIS_LOG_LEVEL:-error} # make oCIS less verbose
      OCIS_LOG_COLOR: "${OCIS_LOG_COLOR:-false}"
      PROXY_TLS: "false" # do not use SSL between Traefik and oCIS
      # INSECURE: needed if oCIS / Traefik is using self generated certificates
      OCIS_INSECURE: "${INSECURE:-false}"
    volumes:
      - ocis-config:/etc/ocis
      - ocis-data:/var/lib/ocis
    labels:
      - "traefik.enable=true"
      - "traefik.http.routers.ocis.entrypoints=https"
      - "traefik.http.routers.ocis.rule=Host(`${OCIS_DOMAIN:-ocis.owncloud.test}`)"
      - "traefik.http.routers.ocis.tls.certresolver=http"
      - "traefik.http.routers.ocis.service=ocis"
      - "traefik.http.services.ocis.loadbalancer.server.port=9200"
    logging:
      driver: "local"
    restart: always

  postgres:
    image: postgres:alpine
    networks:
      ocis-net:
    volumes:
      - keycloak_postgres_data:/var/lib/postgresql/data
    environment:
      POSTGRES_DB: keycloak
      POSTGRES_USER: keycloak
      POSTGRES_PASSWORD: keycloak
    logging:
      driver: "local"
    restart: always

  keycloak:
    # Keycloak WildFly distribution, Quarkus is not ready yet for automatic setup https://github.com/keycloak/keycloak/issues/10216
    image: quay.io/keycloak/keycloak:legacy
    networks:
      ocis-net:
    entrypoint: ["/bin/sh", "/opt/jboss/tools/docker-entrypoint-override.sh"]
    volumes:
      - ./config/keycloak/docker-entrypoint-override.sh:/opt/jboss/tools/docker-entrypoint-override.sh
      - ./config/keycloak/ocis-realm.dist.json:/opt/jboss/keycloak/ocis-realm.dist.json
    environment:
      OCIS_DOMAIN: ${OCIS_DOMAIN:-ocis.owncloud.test}
      DB_VENDOR: POSTGRES
      DB_ADDR: postgres
      DB_DATABASE: keycloak
      DB_USER: keycloak
      DB_SCHEMA: public
      DB_PASSWORD: keycloak
      KEYCLOAK_USER: ${KEYCLOAK_ADMIN_USER:-admin}
      KEYCLOAK_PASSWORD: ${KEYCLOAK_ADMIN_PASSWORD:-admin}
      PROXY_ADDRESS_FORWARDING: "true"
      KEYCLOAK_IMPORT: /opt/jboss/keycloak/ocis-realm.json
    labels:
      - "traefik.enable=true"
      - "traefik.http.routers.keycloak.entrypoints=https"
      - "traefik.http.routers.keycloak.rule=Host(`${KEYCLOAK_DOMAIN:-keycloak.owncloud.test}`)"
      - "traefik.http.routers.keycloak.tls.certresolver=http"
      - "traefik.http.routers.keycloak.service=keycloak"
      - "traefik.http.services.keycloak.loadbalancer.server.port=8080"
    depends_on:
      - postgres
    logging:
      driver: "local"
    restart: always

volumes:
  certs:
  ocis-config:
  ocis-data:
  keycloak_postgres_data:

networks:
  ocis-net: