---
version: "3.8"

services:
  app:
    image: plausible/analytics:v2.0.0
    command: sh -c "sleep 10 && /entrypoint.sh db createdb && /entrypoint.sh db migrate && /entrypoint.sh run"
    depends_on:
      - db
      - plausible_events_db
    environment:
      - BASE_URL=https://$DOMAIN
      - SECRET_KEY_BASE
      - DATABASE_URL=postgres://plausible:plausible@${STACK_NAME}_db:5432/plausible
      - CLICKHOUSE_DATABASE_URL=http://${STACK_NAME}_plausible_events_db:8123/plausible_events_db
      - SMTP_HOST_ADDR
      - MAILER_EMAIL
      - SMTP_HOST_PORT
      - SMTP_USER_NAME
      - SMTP_USER_PWD
      - SMTP_HOST_SSL_ENABLED
      - DISABLE_REGISTRATION
      - DISABLE_AUTH
    networks:
      - proxy
      - internal
    deploy:
      restart_policy:
        # `any`, not `on-failure`: a restore disrupts postgres under the app and Erlang then
        # shuts down gracefully (exit 0), which on-failure treats as done and never restarts.
        condition: any
      labels:
        - "traefik.enable=true"
        - "traefik.http.services.${STACK_NAME}.loadbalancer.server.port=8000"
        - "traefik.http.routers.${STACK_NAME}.rule=Host(`${DOMAIN}`${EXTRA_DOMAINS})"
        - "traefik.http.routers.${STACK_NAME}.entrypoints=web-secure"
        - "traefik.http.routers.${STACK_NAME}.tls.certresolver=${LETS_ENCRYPT_ENV}"
        - coop-cloud.${STACK_NAME}.version=3.1.0+v2.0.0
  db:
    image: pgautoupgrade/pgautoupgrade:18-alpine
    volumes:
      - db-data:/var/lib/postgresql/data
    environment:
      # pin legacy PGDATA so the existing cluster on the volume is upgraded in place, not re-init'd
      - PGDATA=/var/lib/postgresql/data
      - POSTGRES_USER=plausible
      - POSTGRES_PASSWORD=plausible
      - POSTGRES_DB=plausible
    networks:
      - internal
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U plausible -d plausible"]
      interval: 5s
      timeout: 5s
      retries: 60
    configs:
      - source: pg_backup
        target: /pg_backup.sh
        mode: 0555
    deploy:
      labels:
        backupbot.backup: "true"
        backupbot.backup.volumes.db-data.path: "postgres.dump.gz"
        backupbot.backup.pre-hook: "/pg_backup.sh backup"
        backupbot.backup.post-hook: "/pg_backup.sh backup_cleanup"
        backupbot.restore: "true"
        backupbot.restore.post-hook: "/pg_backup.sh restore"

  plausible_events_db:
    image: clickhouse/clickhouse-server:23.4.2.11-alpine
    volumes:
      - event-data:/var/lib/clickhouse
    entrypoint: /custom-entrypoint.sh
    configs:
      - source: clickhouse-config
        target: /etc/clickhouse-server/config.d/logging.xml
      - source: clickhouse-user-config
        target: /etc/clickhouse-server/users.d/clickhouse-user-config.xml
      - source: clickhouse_entrypoint
        target: /custom-entrypoint.sh
        mode: 0555
      - source: clickhouse_backup
        target: /clickhouse_backup.sh
        mode: 0555
    networks:
      - internal
    deploy:
      labels:
        backupbot.backup: "true"
        backupbot.backup.volumes.event-data.path: "backup/events"
        backupbot.backup.pre-hook: "/clickhouse_backup.sh backup"
        backupbot.backup.post-hook: "/clickhouse_backup.sh backup_cleanup"
        backupbot.restore: "true"
        backupbot.restore.post-hook: "/clickhouse_backup.sh restore"

volumes:
  db-data:
  event-data:

networks:
  proxy:
    external: true
  internal:

configs:
  clickhouse-config:
    name: ${STACK_NAME}_clickhouse_config_${CLICKHOUSE_CONF_VERSION}
    file: clickhouse-config.xml
  clickhouse-user-config:
    name: ${STACK_NAME}_clickhouse_user_config_${CLICKHOUSE_USER_CONF_VERSION}
    file: clickhouse-user-config.xml
  clickhouse_entrypoint:
    name: ${STACK_NAME}_clickhouse_entrypoint_${CLICKHOUSE_ENTRYPOINT_VERSION}
    file: entrypoint.clickhouse.sh
  pg_backup:
    name: ${STACK_NAME}_pg_backup_${PG_BACKUP_VERSION}
    file: pg_backup.sh
  clickhouse_backup:
    name: ${STACK_NAME}_clickhouse_backup_${CLICKHOUSE_BACKUP_SCRIPT_VERSION}
    file: clickhouse_backup.sh