# Docker Compose setup for AgentDB Observability Stack
#
# Includes:
# - OpenTelemetry Collector
# - Prometheus (metrics storage)
# - Jaeger (trace storage and UI)
# - Grafana (visualization)

version: '3.8'

services:
  # OpenTelemetry Collector
  otel-collector:
    image: otel/opentelemetry-collector-contrib:latest
    command: ['--config=/etc/otel-collector-config.yaml']
    volumes:
      - ./otel-collector-config.yaml:/etc/otel-collector-config.yaml
    ports:
      - '4317:4317' # OTLP gRPC receiver
      - '4318:4318' # OTLP HTTP receiver
      - '8888:8888' # Prometheus metrics exposed by the collector
      - '8889:8889' # Prometheus exporter
      - '13133:13133' # Health check
      - '55679:55679' # ZPages
    environment:
      - ENVIRONMENT=development
    networks:
      - observability

  # Prometheus
  prometheus:
    image: prom/prometheus:latest
    command:
      - '--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'
      - '--web.enable-lifecycle'
    volumes:
      - ./prometheus.yml:/etc/prometheus/prometheus.yml
      - prometheus-data:/prometheus
    ports:
      - '9090:9090'
    networks:
      - observability
    depends_on:
      - otel-collector

  # Jaeger
  jaeger:
    image: jaegertracing/all-in-one:latest
    ports:
      - '16686:16686' # Jaeger UI
      - '14250:14250' # Jaeger gRPC
      - '14268:14268' # Jaeger HTTP
    environment:
      - COLLECTOR_OTLP_ENABLED=true
      - SPAN_STORAGE_TYPE=memory
    networks:
      - observability

  # Grafana
  grafana:
    image: grafana/grafana:latest
    ports:
      - '3000:3000'
    environment:
      - GF_SECURITY_ADMIN_USER=admin
      - GF_SECURITY_ADMIN_PASSWORD=admin
      - GF_USERS_ALLOW_SIGN_UP=false
    volumes:
      - grafana-data:/var/lib/grafana
      - ./grafana/provisioning:/etc/grafana/provisioning
      - ./grafana/dashboards:/var/lib/grafana/dashboards
    networks:
      - observability
    depends_on:
      - prometheus
      - jaeger

volumes:
  prometheus-data:
  grafana-data:

networks:
  observability:
    driver: bridge