petrocast-backend/docker-compose.yml at main · PramudithaN/petrocast-backend · GitHub

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# This runs a LOCAL Prometheus that:
#   1. Scrapes metrics from your public Hugging Face Spaces deployment
#   2. Remote-writes them to Grafana Cloud
# Grafana itself runs on grafana.com (free tier) — no local container needed.

services:
  # ── Prometheus (local scraper + remote-write agent) ──────────
  prometheus:
    image: prom/prometheus:v2.51.2
    container_name: oilprice_prometheus
    env_file:
      - .env
    entrypoint: /bin/sh
    ports:
      - "9090:9090"
    volumes:
      - ./prometheus/prometheus.yml:/etc/prometheus/prometheus.yml.template:ro
      - prometheus_data:/prometheus
    command: |
      -c '
      : "$${HF_SPACE_TARGET:?HF_SPACE_TARGET is required}";
      : "$${GRAFANA_REMOTE_WRITE_URL:?GRAFANA_REMOTE_WRITE_URL is required}";
      : "$${GRAFANA_METRICS_USER_ID:?GRAFANA_METRICS_USER_ID is required}";
      : "$${GRAFANA_API_TOKEN:?GRAFANA_API_TOKEN is required}";
      cat > /tmp/prometheus.yml <<EOF
      global:
        scrape_interval: 15s
        evaluation_interval: 15s

      scrape_configs:
        - job_name: "fastapi"
          scheme: https
          static_configs:
            - targets: ["$${HF_SPACE_TARGET}"]
          metrics_path: "/metrics"

      remote_write:
        - url: "$${GRAFANA_REMOTE_WRITE_URL}"
          basic_auth:
            username: "$${GRAFANA_METRICS_USER_ID}"
            password: "$${GRAFANA_API_TOKEN}"
      EOF
      exec /bin/prometheus \
        --config.file=/tmp/prometheus.yml \
        --storage.tsdb.path=/prometheus \
        --storage.tsdb.retention.time=7d \
        --web.enable-lifecycle
      '
    restart: unless-stopped

volumes:
  prometheus_data: