docker-compose.yml

version: "3.9"
services:
  # === PROMETHEUS === #
  prom:
    # Make host.docker.internal available for all? platforms
    # On certain platforms like linux or with certain alternatives for
    # docker host.docker.internal is not available. This is a workaround.
    # You can switch docker to host networking mode for unsupported platforms.
    extra_hosts:
      - host.docker.internal:host-gateway
    image: prom/prometheus
    entrypoint: /bin/prometheus
      --enable-feature=exemplar-storage
      --config.file=/etc/prometheus/prometheus.yml
      --storage.tsdb.path=/prometheus
      --web.console.libraries=/usr/share/prometheus/console_libraries
      --web.console.templates=/usr/share/prometheus/consoles
    ports:
      - "${FP_PROMETHEUS_PORT:-9090}:9090"
    volumes:
      - prometheus_data:/prometheus
      - ./prometheus/autometrics.rules.yml:/etc/prometheus/autometrics.rules.yml
      - ./prometheus/prometheus.yml:/etc/prometheus/prometheus.yml

  # === ALERT MANAGER === #
  alertmanager:
    image: prom/alertmanager:v0.23.0
    restart: unless-stopped
    ports:
      - "${FP_ALERTMANAGER_PORT:-9093}:9093"
    volumes:
      - "./alertmanager:/config"
      - alertmanager_data:/data
    command: --config.file=/config/alertmanager.yml --log.level=debug

  # === GRAFANA === #
  grafana:
    image: grafana/grafana
    ports:
      - "${FP_GRAFANA_PORT:-9011}:9011"
    # FIXME - Because the dashboard json require an input to populate "uid": "${DS_PROMETHEUS}" field,
    #         we cannot autoload autometrics dashboards from this path, unfortunately!
    # environment:
    #   GF_DASHBOARDS_DEFAULT_HOME_DASHBOARD_PATH: "/var/lib/grafana/dashboards/Autometrics Overview.json"
    volumes:
      - grafana_data:/var/lib/grafana
      - ./grafana/provisioning:/etc/grafana/provisioning
      - ./grafana/grafana.ini:/etc/grafana/grafana.ini
      # FIXME - This encounters the same error described above re: autoloading dashboards
      #
      # - ./grafana/dashboards:/var/lib/grafana/dashboards

  # === AUTOMETRICS EXPLORER === #
  am-proxy:
    image: autometrics/am-proxy
    ports:
      - "6789:6789"
    environment:
      - PROMETHEUS_URL=http://prom:9090

  # === AGGREGATION GATEWAY === #
  prometheus-push-gateway:
    image: ghcr.io/zapier/prom-aggregation-gateway:v0.7.0
    ports:
      - "${FP_PUSH_GATEWAY_PORT:-8081}:80" # TODO
    env_file:
      # NOTE: "Last in wins" if there are duplicate env vars across multiple files
      - ./.env

  # === PROXY FOR AGGREGATION GATEWAY (sets proper CORS headers) === #
  api:
    build: ./api
    ports:
      - "${FP_API_PORT:-8082}:8080"
    env_file:
      - ./.env
    environment:
      - AGGREGATION_GATEWAY_URL=http://prometheus-push-gateway:80/metrics/
      - PROMETHEUS_URL=http://prom:9090
      - DEBUG=http-proxy-middleware*
volumes:
  prometheus_data:
  grafana_data:
  alertmanager_data: