version: '3.8'

services:
  otelcol-mcp:
    build:
      context: .
      dockerfile: Dockerfile
    container_name: otelcol-mcp-dev
    ports:
      # MCP HTTP Server (SSE)
      - "9999:9999"
      # OTLP gRPC
      - "4317:4317"
      # OTLP HTTP
      - "4318:4318"
      # Prometheus metrics (collector internal)
      - "8888:8888"
      # Prometheus exporter
      - "8889:8889"
      # Health check
      - "13133:13133"
      # Zpages
      - "55679:55679"
      # pprof
      - "1777:1777"
      # Jaeger gRPC
      - "14250:14250"
      # Jaeger HTTP
      - "14268:14268"
      # Zipkin
      - "9411:9411"
    volumes:
      # Mount config file
      - ./config.yaml:/etc/otelcol/config.yaml:ro
      # Persist file exporter output
      - ./output:/tmp:rw
    environment:
      # Override config values via env vars
      - OTEL_SERVICE_NAME=otelcol-mcp-dev
    restart: unless-stopped
    stdin_open: true  # Enable stdin for MCP stdio transport
    tty: true         # Allocate a pseudo-TTY for interactive mode
    healthcheck:
      test: ["CMD", "wget", "--no-verbose", "--tries=1", "--spider", "http://localhost:13133/"]
      interval: 30s
      timeout: 10s
      retries: 3
      start_period: 40s

  # Optional: Prometheus for metrics visualization
  prometheus:
    image: prom/prometheus:latest
    container_name: prometheus
    ports:
      - "9090:9090"
    volumes:
      - ./prometheus.yaml:/etc/prometheus/prometheus.yml:ro
      - prometheus-data:/prometheus
    command:
      - '--config.file=/etc/prometheus/prometheus.yml'
      - '--storage.tsdb.path=/prometheus'
    depends_on:
      - otelcol-mcp
    restart: unless-stopped
    profiles:
      - monitoring

  # Optional: Grafana for visualization
  grafana:
    image: grafana/grafana:latest
    container_name: grafana
    ports:
      - "3000:3000"
    volumes:
      - grafana-data:/var/lib/grafana
    environment:
      - GF_SECURITY_ADMIN_PASSWORD=admin
      - GF_USERS_ALLOW_SIGN_UP=false
    depends_on:
      - prometheus
    restart: unless-stopped
    profiles:
      - monitoring

volumes:
  prometheus-data:
  grafana-data: