healthchecks.yml

# DOMAIN=example.com docker stack deploy -c healthchecks.yml healthchecks

services:
  app:
    image: healthchecks/healthchecks:${VERSION:-v2.7}
    command: bash -c 'while !</dev/tcp/postgres/5432; do sleep 1; done; uwsgi /opt/healthchecks/docker/uwsgi.ini'
    environment:
      - ALLOWED_HOSTS=${DOMAIN:-healthchecks.localhost}
      - DB=postgres
      - DB_CONN_MAX_AGE=0
      - DB_HOST=postgres
      - DB_USER=healthchecks
      - DB_NAME=healthchecks
      - DB_PASSWORD=myp@ssw0rd
      - DB_PORT=5432
      - DB_SSLMODE=prefer
      - DEBUG=${DEBUG:-False}
      - DEFAULT_FROM_EMAIL=${SMTP_FROM:-noreply@example.com}
      - EMAIL_HOST=${SMTP_HOST:-smtp.example.com}
      - EMAIL_HOST_PASSWORD=${SMTP_PASSWORD}
      - EMAIL_HOST_USER=${SMTP_USER}
      - EMAIL_PORT=${SMTP_PORT:-587}
      - EMAIL_USE_TLS=${SMTP_TLS:-True}
      - EMAIL_USE_SSL=${SMTP_SSL:-False}
      - EMAIL_USE_VERIFICATION=True
      - PING_EMAIL_DOMAIN=${DOMAIN:-healthchecks.localhost}
      - PING_ENDPOINT=${SCHEME:-https}://${DOMAIN:-healthchecks.localhost}/ping/
      - REGISTRATION_OPEN=${REGISTRATION_OPEN:-True}
      - SECRET_KEY=${SECRET_KEY:-mys3cr3t}
      - SITE_LOGO_URL=https://healthchecks.io/static/img/logo-full-ua.svg
      - SITE_NAME=Healthchecks
      - SITE_ROOT=${SCHEME:-https}://${DOMAIN:-healthchecks.localhost}
      - WEBHOOKS_ENABLED=True
    deploy:
      labels:
        - traefik.enable=true
        - traefik.http.routers.healthchecks-${NUMBER:-1}.rule=Host(`${DOMAIN:-healthchecks.localhost}`)
        - traefik.http.routers.healthchecks-${NUMBER:-1}.entrypoints=${SCHEME:-https}
        - traefik.http.routers.healthchecks-${NUMBER:-1}.service=healthchecks-${NUMBER:-1}
        - traefik.http.routers.healthchecks-${NUMBER:-1}.tls.certresolver=letsencrypt
        - traefik.http.services.healthchecks-${NUMBER:-1}.loadbalancer.server.port=8000
    networks:
      - internal
      - traefik

  postgres:
    image: postgres:${POSTGRES_VERSION:-12-alpine}
    environment:
      - POSTGRES_DB=healthchecks
      - POSTGRES_USER=healthchecks
      - POSTGRES_PASSWORD=myp@ssw0rd
    healthcheck:
      test: ["CMD", "pg_isready", "-U", "healthchecks"]
    volumes:
      - ${VOLUME_PATH}postgres:/var/lib/postgresql/data
    networks:
      - internal

volumes:
  postgres:

networks:
  internal:
    driver: overlay
    attachable: true
  traefik:
    external: true
    name: traefik-net