---
# Homelab Docker Compose with Centralized Monitoring
# Includes: API, Redis, Prometheus, Grafana, Loki
services:
  caddy:
    image: caddy:2-alpine
    container_name: ml-dev-caddy
    restart: unless-stopped
    ports:
      - "8080:80"
      - "8443:443"
    volumes:
      - ${FETCHML_REPO_ROOT:-..}/deployments/Caddyfile.dev:/etc/caddy/Caddyfile:ro
      - ${FETCHML_REPO_ROOT:-..}/data/dev/caddy/data:/data
      - ${FETCHML_REPO_ROOT:-..}/data/dev/caddy/config:/config
    depends_on:
      api-server:
        condition: service_healthy
  redis:
    image: redis:7-alpine
    container_name: ml-experiments-redis
    user: "999:999"
    ports:
      - "6379:6379"
    volumes:
      - redis_data:/data
    restart: unless-stopped
    command: redis-server --appendonly yes
    healthcheck:
      test: ["CMD", "redis-cli", "ping"]
      interval: 30s
      timeout: 10s
      retries: 3
  api-server:
    build:
      context: ${FETCHML_REPO_ROOT:-..}
      dockerfile: build/docker/simple.Dockerfile
    container_name: ml-experiments-api
    user: "0:0"
    ports:
      - "9101:9101"
    expose:
      - "9101" # API and health endpoints (internal; external access via Caddy)
    volumes:
      - ${FETCHML_REPO_ROOT:-..}/data/dev/logs:/logs
      - ${FETCHML_REPO_ROOT:-..}/data/dev/experiments:/data/experiments
      - ${FETCHML_REPO_ROOT:-..}/data/dev/active:/data/active
      - ${FETCHML_REPO_ROOT:-..}/data/dev/workspaces:/data/active/workspaces:delegated
      - ${FETCHML_REPO_ROOT:-..}/configs/api/dev.yaml:/app/configs/api/dev.yaml
      - ${FETCHML_REPO_ROOT:-..}/ssl:/app/ssl
    depends_on:
      - redis
    restart: unless-stopped
    command: ["/bin/sh", "-c", "mkdir -p /data/experiments /data/active/datasets /data/active/snapshots && exec /usr/local/bin/api-server -config /app/configs/api/dev.yaml"]
    environment:
      - LOG_LEVEL=info
    # Native libs enabled via build tag: -tags native_libs
    healthcheck:
      test: ["CMD", "curl", "-f", "http://localhost:9101/health"]
      interval: 30s
      timeout: 10s
      retries: 3
      start_period: 40s
    labels:
      logging: "promtail"
      job: "api-server"
  minio:
    image: minio/minio:latest
    container_name: ml-experiments-minio
    ports:
      - "9000:9000"
      - "9001:9001"
    volumes:
      - ${FETCHML_REPO_ROOT:-..}/data/dev/minio:/data
    environment:
      - MINIO_ROOT_USER=minioadmin
      - MINIO_ROOT_PASSWORD=minioadmin123
    command: ["server", "/data", "--console-address", ":9001"]
    healthcheck:
      test: ["CMD", "curl", "-f", "http://localhost:9000/minio/health/live"]
      interval: 10s
      timeout: 5s
      retries: 10
    restart: unless-stopped
  minio-init:
    image: alpine:3.19
    container_name: ml-experiments-minio-init
    depends_on:
      minio:
        condition: service_healthy
    entrypoint: ["/bin/sh", "-c"]
    command:
      - |
        set -eu
        apk add --no-cache ca-certificates curl tar gzip
        ARCH=$$(uname -m)
        MC_ARCH=amd64
        if [ "$$ARCH" = "aarch64" ] || [ "$$ARCH" = "arm64" ]; then
          MC_ARCH=arm64
        fi
        curl -fsSL -o /usr/local/bin/mc "https://dl.min.io/client/mc/release/linux-$$MC_ARCH/mc"
        chmod +x /usr/local/bin/mc
        i=0
        while ! mc alias set local http://minio:9000 minioadmin minioadmin123; do
          i=$$((i+1))
          if [ $$i -ge 30 ]; then
            echo "minio not ready after 30 attempts" >&2
            exit 1
          fi
          echo "waiting for minio... ($$i/30)"
          sleep 1
        done
        # Skip if bucket already exists
        if mc ls local/fetchml-snapshots 2>/dev/null; then
          echo "Bucket fetchml-snapshots already exists, skipping init"
          exit 0
        fi
        mc mb -p local/fetchml-snapshots || true
        mkdir -p /tmp/snapshots/snap-1
        echo -n "hello" > /tmp/snapshots/snap-1/hello.txt
        tar -C /tmp/snapshots/snap-1 -czf /tmp/snap-1.tar.gz .
        mc cp /tmp/snap-1.tar.gz local/fetchml-snapshots/snapshots/snap-1.tar.gz
        FILE_SHA=$$(sha256sum /tmp/snapshots/snap-1/hello.txt | cut -d' ' -f1)
        SNAP_SHA=$$(echo -n "$$FILE_SHA" | sha256sum | cut -d' ' -f1)
        echo "snapshot_id=snap-1 snapshot_sha256=$$SNAP_SHA"
    restart: "no"
  worker:
    build:
      context: ${FETCHML_REPO_ROOT:-..}
      dockerfile: build/docker/simple.Dockerfile
    container_name: ml-experiments-worker
    user: "0:0"
    ports:
      - "8888:8888"
    volumes:
      - ${FETCHML_REPO_ROOT:-..}/data/dev/logs:/logs
      - ${FETCHML_REPO_ROOT:-..}/data/dev/active:/data/active
      - ${FETCHML_REPO_ROOT:-..}/data/dev/experiments:/data/experiments
      - ${FETCHML_REPO_ROOT:-..}/data/dev/workspaces:/data/active/workspaces:delegated
      - ${FETCHML_REPO_ROOT:-..}/configs/workers/docker-dev.yaml:/app/configs/worker.yaml
      - /sys/fs/cgroup:/sys/fs/cgroup:rw
    depends_on:
      redis:
        condition: service_healthy
      api-server:
        condition: service_healthy
      minio-init:
        condition: service_completed_successfully
    restart: unless-stopped
    environment:
      - LOG_LEVEL=info
      - MINIO_ROOT_USER=minioadmin
      - MINIO_ROOT_PASSWORD=minioadmin123
      - FETCHML_JUPYTER_DEFAULT_IMAGE=quay.io/jupyter/minimal-notebook:latest
      - FETCHML_JUPYTER_CONDA_ENV=base
      - FETCHML_JUPYTER_KERNEL_NAME=python
      - FETCHML_PODMAN_CGROUPS=disabled
    # Native libs enabled via build tag: -tags native_libs
    privileged: true
    command: ["/usr/local/bin/worker", "-config", "/app/configs/worker.yaml"]
    # # Prometheus - Metrics collection
    # prometheus:
    #   image: prom/prometheus:latest
    #   container_name: ml-experiments-prometheus
    #   ports:
    #     - "9090:9090"
    #   volumes:
    #     - ${FETCHML_REPO_ROOT:-.}/monitoring/prometheus/prometheus.yml:/etc/prometheus/prometheus.yml
    #     - prometheus_data:/prometheus
    #   command:
    #     - '--config.file=/etc/prometheus/prometheus.yml'
    #     - '--storage.tsdb.path=/prometheus'
    #     - '--web.console.libraries=/etc/prometheus/console_libraries'
    #     - '--web.console.templates=/etc/prometheus/consoles'
    #     - '--web.enable-lifecycle'
    #   restart: unless-stopped
    #
    # # Grafana - Visualization
    # grafana:
    #   image: grafana/grafana:latest
    #   container_name: ml-experiments-grafana
    #   ports:
    #     - "3000:3000"
    #   volumes:
    #     - grafana_data:/var/lib/grafana
    #     - ${FETCHML_REPO_ROOT:-.}/monitoring/grafana/provisioning:/etc/grafana/provisioning
    #     - ${FETCHML_REPO_ROOT:-.}/monitoring/grafana/dashboards:/var/lib/grafana/dashboards
    #   environment:
    #     - GF_SECURITY_ADMIN_PASSWORD=admin123
    #     - GF_USERS_ALLOW_SIGN_UP=false
    #   restart: unless-stopped
    #   depends_on:
    #     - prometheus
    #     - loki
    #
    # # Loki - Log aggregation
    # loki:
    #   image: grafana/loki:latest
    #   container_name: ml-experiments-loki
    #   ports:
    #     - "3100:3100"
    #   volumes:
    #     - ${FETCHML_REPO_ROOT:-.}/monitoring/loki-config.yml:/etc/loki/local-config.yaml
    #     - loki_data:/loki
    #   command: -config.file=/etc/loki/local-config.yaml
    # restart: unless-stopped
  # Promtail - Log collector
  promtail:
    image: grafana/promtail:latest
    container_name: ml-experiments-promtail
    volumes:
      - ${FETCHML_REPO_ROOT:-..}/monitoring/promtail-config.yml:/etc/promtail/config.yml
      - ${FETCHML_REPO_ROOT:-..}/data/dev/logs:/var/log/app
      - /var/lib/docker/containers:/var/lib/docker/containers:ro
      - /var/run/docker.sock:/var/run/docker.sock
    command: -config.file=/etc/promtail/config.yml
    restart: unless-stopped
    # depends_on:
    #   - loki
volumes:
  redis_data:
    driver: local
  prometheus_data:
    driver: local
  grafana_data:
    driver: local
  loki_data:
    driver: local