#version: "3.9"          # Supported by both podman-compose and Docker Compose v2+

###############################################################################
#  NETWORKS + VOLUMES - declared first so they can be referenced later
###############################################################################
networks:
  mcpnet:               # Single user-defined bridge network keeps traffic private
    driver: bridge

volumes:                # Named volumes survive podman-compose down/up
  pgdata:
  # pgdata18:  # Enable for postgres 18+
  mariadbdata:
  mysqldata:
  mongodata:
  pgadmindata:
  redisinsight_data:
  nginx_cache:

###############################################################################
#  CORE SERVICE - MCP Gateway
###############################################################################
services:

  # ──────────────────────────────────────────────────────────────────────
  # Nginx Caching Proxy - High-performance reverse proxy with CDN-like caching
  # ──────────────────────────────────────────────────────────────────────
  nginx:
    build:
      context: ./nginx
      dockerfile: Dockerfile
    image: mcpgateway/nginx-cache:latest
    restart: unless-stopped
    ports:
      - "8080:80"                   # HTTP caching proxy (public-facing)
    networks: [mcpnet]
    depends_on:
      gateway:
        condition: service_healthy
    volumes:
      - nginx_cache:/var/cache/nginx    # Persistent cache storage
      - ./nginx/nginx.conf:/etc/nginx/nginx.conf:ro  # Mount config as read-only
    healthcheck:
      test: ["CMD", "curl", "-f", "http://localhost/health"]
      interval: 30s
      timeout: 5s
      retries: 3
      start_period: 10s

  # ──────────────────────────────────────────────────────────────────────
  # MCP Gateway - the main API server for the MCP stack
  # ──────────────────────────────────────────────────────────────────────
  gateway:
    image: ${IMAGE_LOCAL:-mcpgateway/mcpgateway:latest} # Use the local latest image. Run `make docker-prod` to build it.
    #image: ghcr.io/ibm/mcp-context-forge:0.9.0 # Use the release MCP Context Forge image
    #image: ghcr.io/ibm/mcp-context-forge:0.7.0 # Testing migration from 0.7.0
    build:
      context: .
      dockerfile: Containerfile.lite     # Same one the Makefile builds
    restart: unless-stopped
    ports:
      - "4444:4444"                 # HTTP (or HTTPS if SSL=true is set)
    networks: [mcpnet]

    # ──────────────────────────────────────────────────────────────────────
    # Environment - pick ONE database URL line, comment the rest
    # ──────────────────────────────────────────────────────────────────────
    environment:
      - HOST=0.0.0.0
      - PORT=4444
      - DATABASE_URL=postgresql://postgres:${POSTGRES_PASSWORD:-mysecretpassword}@postgres:5432/mcp
      # - DATABASE_URL=mysql+pymysql://mysql:${MYSQL_PASSWORD:-changeme}@mariadb:3306/mcp
      # - DATABASE_URL=mysql+pymysql://admin:${MARIADB_PASSWORD:-changeme}@mariadb:3306/mcp
      # - DATABASE_URL=mongodb://admin:${MONGO_PASSWORD:-changeme}@mongodb:27017/mcp
      - CACHE_TYPE=redis # backend for caching (memory, redis, database, or none)
      - REDIS_URL=redis://redis:6379/0
      # JWT Configuration - Choose ONE approach:
      # Option 1: HMAC (Default - Simple deployments)
      - JWT_ALGORITHM=HS256
      - JWT_SECRET_KEY=my-test-key
      # Option 2: RSA (Production - Asymmetric, uncomment and generate certs)
      # - JWT_ALGORITHM=RS256
      # - JWT_PUBLIC_KEY_PATH=/app/certs/jwt/public.pem
      # - JWT_PRIVATE_KEY_PATH=/app/certs/jwt/private.pem
      - JWT_AUDIENCE=mcpgateway-api
      - JWT_ISSUER=mcpgateway
      - EMAIL_AUTH_ENABLED=true
      - PLATFORM_ADMIN_EMAIL=admin@example.com
      - PLATFORM_ADMIN_PASSWORD=changeme
      - REQUIRE_TOKEN_EXPIRATION=false
      - MCPGATEWAY_UI_ENABLED=true
      - MCPGATEWAY_ADMIN_API_ENABLED=true
      # Security configuration (using defaults)
      - ENVIRONMENT=development
      - SECURITY_HEADERS_ENABLED=true
      - CORS_ALLOW_CREDENTIALS=true
      - SECURE_COOKIES=false
      # - SSL=true
      # - CERT_FILE=/app/certs/cert.pem
      # - KEY_FILE=/app/certs/key.pem
      # Uncomment to enable plugins
      - PLUGINS_ENABLED=true
      # Uncomment to enable catalog
      - MCPGATEWAY_CATALOG_ENABLED=true
      - MCPGATEWAY_CATALOG_FILE=/app/mcp-catalog.yml
      # Authentication configuration
      - AUTH_REQUIRED=true
      - MCP_CLIENT_AUTH_ENABLED=true
      - TRUST_PROXY_AUTH=false
      # Logging configuration
      - LOG_LEVEL=ERROR  # Default to ERROR for production performance
      - DISABLE_ACCESS_LOG=true  # Disable uvicorn access logs for performance (massive I/O overhead)

      # Phoenix Observability Integration (uncomment when using Phoenix)
      # - PHOENIX_ENDPOINT=${PHOENIX_ENDPOINT:-http://phoenix:6006}
      # - OTEL_EXPORTER_OTLP_ENDPOINT=${OTEL_EXPORTER_OTLP_ENDPOINT:-http://phoenix:4317}
      # - OTEL_SERVICE_NAME=${OTEL_SERVICE_NAME:-mcp-gateway}
      # - OTEL_TRACES_EXPORTER=${OTEL_TRACES_EXPORTER:-otlp}
      # - OTEL_METRICS_EXPORTER=${OTEL_METRICS_EXPORTER:-otlp}
      # - OTEL_RESOURCE_ATTRIBUTES=${OTEL_RESOURCE_ATTRIBUTES:-deployment.environment=docker,service.namespace=mcp}

    depends_on:          # Default stack: Postgres + Redis + Alembic migration
      postgres:
        condition: service_healthy   # ▶ wait for DB
      redis:
        condition: service_started
      # migration:
      #   condition: service_completed_successfully

    healthcheck:
      test: ["CMD", "python3", "-c", "import urllib.request; import json; resp = urllib.request.urlopen('http://localhost:4444/health', timeout=5); data = json.loads(resp.read()); exit(0 if data.get('status') == 'healthy' else 1)"]
      #test: ["CMD", "curl", "-f", "https://localhost:4444/health"]
      interval: 30s
      timeout: 10s
      retries: 5
      start_period: 30s

    # volumes:
    #   - ./mcp-catalog.yml:/app/mcp-catalog.yml:ro # mount catalog configuration
    #   - ./certs:/app/certs:ro   # mount certs folder read-only (includes both SSL and JWT keys)
    #
    # For JWT asymmetric keys:
    # 1. Generate keys: make certs-jwt
    # 2. Uncomment volumes mount above
    # 3. Switch JWT_ALGORITHM to RS256 and uncomment JWT_*_KEY_PATH variables

###############################################################################
#  DATABASES - enable ONE of these blocks and adjust DATABASE_URL
###############################################################################

  postgres:
    image: postgres:17
    environment:
      - POSTGRES_USER=postgres
      - POSTGRES_PASSWORD=mysecretpassword
      - POSTGRES_DB=mcp
    volumes:
      - pgdata:/var/lib/postgresql/data
      # - pgdata18:/var/lib/postgresql  # Enable for postgres 18+
    networks: [mcpnet]
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U $$POSTGRES_USER"]
      interval: 30s
      timeout: 5s
      retries: 5
      start_period: 20s

  mariadb:
    image: mariadb:10.6
    environment:
      MARIADB_ROOT_PASSWORD: mysecretpassword
      MARIADB_DATABASE: mcp
      MARIADB_USER: mariadb
      MARIADB_PASSWORD: mysecretpassword
    volumes:
      - mariadbdata:/var/lib/mysql
    networks: [mcpnet]
    ports:
      - "3306:3306"
    healthcheck:
      test: ["CMD", "mysqladmin", "ping", "-h", "localhost"]
      interval: 30s
      timeout: 5s
      retries: 5
      start_period: 20s


  # mariadb:
  #   image: mariadb:11
  #   environment:
  #     - MARIADB_ROOT_PASSWORD=mysecretpassword
  #     - MARIADB_DATABASE=mcp
  #     - MARIADB_USER=admin
  #     - MARIADB_PASSWORD=changeme
  #   volumes: [mariadbdata:/var/lib/mysql]
  #   networks: [mcpnet]

  # mariadb:
  #   image: registry.redhat.io/rhel9/mariadb-106:12.0.2-ubi10
  #   environment:
  #     - MYSQL_ROOT_PASSWORD=mysecretpassword
  #     - MYSQL_DATABASE=mcp
  #     - MYSQL_USER=mysql
  #     - MYSQL_PASSWORD=changeme
  #   volumes: ["mariadbdata:/var/lib/mysql"]
  #   networks: [mcpnet]
  #   ports:
  #     - "3306:3306"
  #   healthcheck:
  #     test: ["CMD", "mysqladmin", "ping", "-h", "localhost", "-u", "root", "-pmysecretpassword"]
  #     interval: 30s
  #     timeout: 10s
  #     retries: 5
  #     start_period: 30s

  # mongodb:
  #   image: mongo:7
  #   environment:
  #     - MONGO_INITDB_ROOT_USERNAME=admin
  #     - MONGO_INITDB_ROOT_PASSWORD=changeme
  #     - MONGO_INITDB_DATABASE=mcp
  #   volumes: [mongodata:/data/db]
  #   networks: [mcpnet]

  # migration:
  #   #image: ghcr.io/ibm/mcp-context-forge:0.7.0 # Testing migration from 0.7.0
  #   image: mcpgateway/mcpgateway:latest # Use the local latest image. Run `make docker-prod` to build it.
  #   build:
  #     context: .
  #     dockerfile: Containerfile
  #   environment:
  #     - DATABASE_URL=postgresql://postgres:${POSTGRES_PASSWORD:-mysecretpassword}@postgres:5432/mcp
  #   command: alembic -c mcpgateway/alembic.ini upgrade head
  #   depends_on:
  #     postgres:
  #       condition: service_healthy
  #   networks: [mcpnet]

###############################################################################
#  CACHE
###############################################################################
  redis:
    image: redis:latest
    ports:
      - "6379:6379"      # expose only if you want host access
    networks: [mcpnet]

###############################################################################
#  OPTIONAL ADMIN TOOLS - handy web UIs for DB & cache (disabled by default)
###############################################################################
  pgadmin:              # 🔧 Postgres admin UI
    image: dpage/pgadmin4:latest
    environment:
      - PGADMIN_DEFAULT_EMAIL=admin@example.com
      - PGADMIN_DEFAULT_PASSWORD=changeme
    ports:
      - "5050:80"      # http://localhost:5050
    volumes:
      - pgadmindata:/var/lib/pgadmin
    networks: [mcpnet]
    depends_on:
      postgres:
        condition: service_healthy

  # ──────────────────────────────────────────────────────────────────────
  # Redis Insight - a powerful Redis GUI (recently updated)
  # ──────────────────────────────────────────────────────────────────────
  redis_insight:                    # 🔧 Redis Insight GUI
    image: redis/redisinsight:latest
    container_name: redisinsight
    restart: unless-stopped
    networks: [mcpnet]
    ports:
      - "5540:5540"                 # Redis Insight UI (default 5540)
    depends_on:          # Default stack: Postgres + Redis
      redis:
        condition: service_started

    # ──────────────────────────────────────────────────────────────────────
    # Persist data (config, logs, history) between restarts
    # ──────────────────────────────────────────────────────────────────────
    # volumes:
    #   - ./redisinsight_data:/data
    volumes:
      - redisinsight_data:/data  # <- persist data in named volume

    # ──────────────────────────────────────────────────────────────────────
    # Preconfigure Redis connection(s) via env vars
    # ──────────────────────────────────────────────────────────────────────
    environment:
      # Single connection (omit "*" since only one):
      - RI_REDIS_HOST=redis         # <- your Redis hostname
      - RI_REDIS_PORT=6379          # <- your Redis port
      - RI_REDIS_USERNAME=default   # <- ACL/username (Redis 6+)
      #- RI_REDIS_PASSWORD=changeme  # <- Redis AUTH password
      #- RI_REDIS_TLS=true           # <- enable TLS

      # Optional: validate self-signed CA instead of trusting all:
      # - RI_REDIS_TLS_CA_PATH=/certs/selfsigned.crt
      # - RI_REDIS_TLS_CERT_PATH=/certs/client.crt
      # - RI_REDIS_TLS_KEY_PATH=/certs/client.key
      # - RI_REDIS_TLS=true           # (already set above)

      # ──────────────────────────────────────────────────────────────────
      # Core Redis Insight settings
      # ──────────────────────────────────────────────────────────────────
      - RI_APP_HOST=0.0.0.0          # <- listen on all interfaces
      - RI_APP_PORT=5540             # <- UI port (container-side)

      # ──────────────────────────────────────────────────────────────────
      # (Optional) Enable HTTPS for the UI
      # ──────────────────────────────────────────────────────────────────
      # - RI_SERVER_TLS_KEY=/certs/tls.key
      # - RI_SERVER_TLS_CERT=/certs/tls.crt

  # ──────────────────────────────────────────────────────────────────────
  # Redis Commander - a web-based Redis GUI
  # ──────────────────────────────────────────────────────────────────────
  # redis_commander:       # 🔧 Redis key browser
  #   image: rediscommander/redis-commander:latest
  #   restart: unless-stopped
  #   networks: [mcpnet]
  #   depends_on:
  #     redis:
  #       condition: service_started
  #   ports:
  #     - "8081:8081"    # <- change if you want a different host port

  #   # ─────────────────────────────────────────────────────────────────────────
  #   # Mount your local certs directory (only needed if you want real cert validation)
  #   # ─────────────────────────────────────────────────────────────────────────
  #   # volumes:
  #   #   - ./certs:/certs:ro   # <- put your selfsigned.crt (PEM) in ./certs

  #   environment:
  #     # ──────────────────────────────────────────────────────────────────────
  #     # LEGACY HOST LIST (for showing in UI - not used for TLS)
  #     # ──────────────────────────────────────────────────────────────────────
  #     - REDIS_HOSTS=local:redis:6379

  #     # ──────────────────────────────────────────────────────────────────────
  #     # CORE REDIS/TLS
  #     # ──────────────────────────────────────────────────────────────────────
  #     - REDIS_HOST=redis                # <- your Redis hostname or IP
  #     - REDIS_PORT=6379                 # <- your Redis port
  #     - REDIS_USERNAME=admin          # ← REQUIRED when Redis has users/ACLs
  #     - REDIS_PASSWORD=${REDIS_PASSWORD}# <- if you need a Redis auth password
  #     # - REDIS_TLS=true                  # <- turn on TLS
  #     - CLUSTER_NO_TLS_VALIDATION=true  # <- skip SNI/hostname checks in clusters

  #     # ──────────────────────────────────────────────────────────────────────
  #     # SELF-SIGNED: trust no-CA by default
  #     # ──────────────────────────────────────────────────────────────────────
  #     - NODE_TLS_REJECT_UNAUTHORIZED=0  # <- Node.js will accept your self-signed cert

  #     # ──────────────────────────────────────────────────────────────────────
  #     # HTTP BASIC-AUTH FOR THE WEB UI
  #     # ──────────────────────────────────────────────────────────────────────
  #     - HTTP_USER=admin                # <- change your UI username
  #     - HTTP_PASSWORD=changeme         # <- change your UI password

  #     # ──────────────────────────────────────────────────────────────────────
  #     # OPTIONAL: ENABLE REAL CERT VALIDATION (instead of skipping checks)
  #     # ──────────────────────────────────────────────────────────────────────
  #     # - REDIS_TLS_CA_CERT_FILE=/certs/selfsigned.crt
  #     # - REDIS_TLS_SERVER_NAME=redis.example.com


  # mongo_express:         # 🔧 MongoDB GUI (works if mongodb service is enabled)
  #   image: mongo-express:1
  #   environment:
  #     - ME_CONFIG_MONGODB_ADMINUSERNAME=admin
  #     - ME_CONFIG_MONGODB_ADMINPASSWORD=changeme
  #     - ME_CONFIG_MONGODB_SERVER=mongodb
  #   ports:
  #     - "8082:8081"    # http://localhost:8082
  #   networks: [mcpnet]
  #   depends_on:
  #     mongodb:
  #       condition: service_started

  # phpmyadmin:            # 🔧 MySQL / MariaDB GUI
  #   image: phpmyadmin:latest
  #   environment:
  #     - PMA_HOST=mysql   # or mariadb
  #     - PMA_USER=mysql
  #     - PMA_PASSWORD=changeme
  #     - PMA_ARBITRARY=1  # allow login to any host if you switch DBs
  #   ports:
  #     - "8083:80"      # http://localhost:8083
  #   networks: [mcpnet]
  #   depends_on:
  #     mysql:
  #       condition: service_started


###############################################################################
#  OPTIONAL MCP SERVERS - drop-in helpers the Gateway can call
###############################################################################

  ###############################################################################
  # Fast Time Server - High-performance time/timezone service for MCP
  # Note: This is an amd64-only image. On ARM platforms (Apple Silicon),
  # emulation may not work properly. Use profiles to disable:
  # docker compose --profile with-fast-time up -d
  ###############################################################################
  fast_time_server:
    image: ghcr.io/ibm/fast-time-server:latest
    restart: unless-stopped
    networks: [mcpnet]
    ports:
      - "8888:8080"    # Map host port 8888 to container port 8080
    command: ["-transport=sse", "-listen=0.0.0.0", "-port=8080", "-log-level=info"]
    profiles: ["with-fast-time"]  # Optional: enable with --profile with-fast-time

  ###############################################################################
  # Auto-registration service - registers fast_time_server with gateway
  ###############################################################################
  register_fast_time:
    image: ${IMAGE_LOCAL:-mcpgateway/mcpgateway:latest}
    networks: [mcpnet]
    depends_on:
      gateway:
        condition: service_healthy
      fast_time_server:
        condition: service_started
    environment:
      - JWT_SECRET_KEY=my-test-key
    # This is a one-shot container that exits after registration
    restart: "no"
    profiles: ["with-fast-time"]  # Optional: enable with --profile with-fast-time
    entrypoint: ["/bin/sh", "-c"]
    command:
      - |
        echo "Using latest gateway image with current JWT utility..."

        echo "Waiting for services to be ready..."

        # Wait for gateway to be ready using Python
        python3 -c "
        import time
        import urllib.request
        import urllib.error

        for i in range(1, 61):
            try:
                with urllib.request.urlopen('http://gateway:4444/health', timeout=2) as response:
                    if response.status == 200:
                        print('✅ gateway is healthy')
                        break
            except:
                pass
            print(f'Waiting for gateway... ({i}/60)')
            time.sleep(2)
        else:
            print('❌ Gateway failed to become healthy')
            exit(1)
        "

        # Wait for fast_time_server to be ready using Python
        python3 -c "
        import time
        import urllib.request
        import urllib.error

        for i in range(1, 31):
            try:
                with urllib.request.urlopen('http://fast_time_server:8080/health', timeout=2) as response:
                    if response.status == 200:
                        print('✅ fast_time_server is healthy')
                        break
            except:
                pass
            print(f'Waiting for fast_time_server... ({i}/30)')
            time.sleep(2)
        else:
            print('❌ Fast time server failed to become healthy')
            exit(1)
        "

        echo "Generating JWT token..."
        echo "Environment: JWT_SECRET_KEY=$$JWT_SECRET_KEY"
        echo "Running: python3 -m mcpgateway.utils.create_jwt_token --username admin@example.com --exp 10080 --secret my-test-key --algo HS256"
        # Only capture stdout (the token), let warnings go to stderr
        export MCPGATEWAY_BEARER_TOKEN=$$(python3 -m mcpgateway.utils.create_jwt_token --username admin@example.com --exp 10080 --secret my-test-key --algo HS256 2>/dev/null)
        echo "Generated token: $$MCPGATEWAY_BEARER_TOKEN"

        # Decode the token to verify it has expiration
        echo "Decoding token to verify claims..."
        python3 -m mcpgateway.utils.create_jwt_token --decode "$$MCPGATEWAY_BEARER_TOKEN" 2>/dev/null || echo "Failed to decode token"

        # Test authentication first
        echo "Testing authentication..."

        # Use Python to make HTTP requests
        python3 -c "
        import urllib.request
        import urllib.error
        import json
        import sys
        import os

        token = os.environ.get('MCPGATEWAY_BEARER_TOKEN', '')

        # Test version endpoint without auth
        print('Checking gateway config...')
        try:
            with urllib.request.urlopen('http://gateway:4444/version') as response:
                data = response.read().decode('utf-8')
                print(f'Gateway version response (no auth): {data[:200]}')
        except Exception as e:
            print(f'Version check failed: {e}')

        # Test version endpoint with auth
        print('Testing authentication...')
        try:
            req = urllib.request.Request('http://gateway:4444/version')
            req.add_header('Authorization', f'Bearer {token}')
            with urllib.request.urlopen(req) as response:
                data = response.read().decode('utf-8')
                print(f'Auth test response: SUCCESS')
                print(f'Response preview: {data[:200]}...')
                auth_success = True
        except Exception as e:
            print(f'Auth test response: FAILED - {e}')
            auth_success = False

        # Register fast_time_server with gateway
        print('Registering fast_time_server with gateway...')
        try:
            payload = json.dumps({'name': 'fast_time', 'url': 'http://fast_time_server:8080/sse'})
            req = urllib.request.Request('http://gateway:4444/gateways',
                                        data=payload.encode('utf-8'),
                                        method='POST')
            req.add_header('Authorization', f'Bearer {token}')
            req.add_header('Content-Type', 'application/json')

            with urllib.request.urlopen(req) as response:
                data = response.read().decode('utf-8')
                print(f'Registration response: {data}')

                # Check if registration was successful
                response_data = json.loads(data)
                if 'id' in response_data:
                    print('✅ Successfully registered fast_time_server')
                    registration_success = True
                else:
                    print('❌ Registration failed - no ID in response')
                    registration_success = False

        except Exception as e:
            print(f'❌ Registration failed: {e}')
            registration_success = False

        # Exit with error code if registration failed
        if not registration_success:
            sys.exit(1)
        "

        echo "✅ Setup complete!"

  ###############################################################################
  # Hashicorp Terraform MCP Server
  # https://hub.docker.com/r/hashicorp/terraform-mcp-server
  # https://github.com/hashicorp/terraform-mcp-server/blob/main/README.md
  ###############################################################################
  # terraform-mcp-server:
  #   image: docker.io/hashicorp/terraform-mcp-server:dev
  #   container_name: terraform-mcp-server
  #   networks: [mcpnet]
  #   ports:
  #     - "8001:8080"    # Map host port 8888 to container port 8080
  #   restart: unless-stopped
  #   environment:
  #     - TRANSPORT_MODE=streamable-http
  #     - TRANSPORT_HOST=0.0.0.0
  #     - TRANSPORT_PORT=8080
  #     - MCP_CORS_MODE=disabled
  #   healthcheck:
  #     test: ["CMD", "curl", "-f", "http://localhost:8080/health"]
  #     interval: 30s
  #     timeout: 10s
  #     retries: 5
  #     start_period: 20s