name: alloy

services:
    alloy:
        image: grafana/alloy:${ALLOY_VERSION:-v1.17.0}
        restart: unless-stopped
        command:
            - run
            - --server.http.listen-addr=0.0.0.0:12345
            - --storage.path=/var/lib/alloy/data
            - /etc/alloy/config.alloy
        environment:
            OTEL_EXPORTER_OTLP_ENDPOINT: ${ALLOY_OTLP_FORWARD_ENDPOINT:-http://lgtm:4318}

            # Log level: debug, info, warn, error
            ALLOY_LOG_LEVEL: ${ALLOY_LOG_LEVEL:-info}

            # UI basic auth (optional)
            ALLOY_UI_USERNAME: ${ALLOY_UI_USERNAME:-admin}
            ALLOY_UI_PASSWORD: ${ALLOY_UI_PASSWORD:-}

        ports:
            # Alloy UI / debug endpoint
            - ${EXPOSE_ALLOY_UI_PORT:-12345}:12345
            # OTLP gRPC receiver
            - ${EXPOSE_OTLP_GRPC_PORT:-4317}:4317
            # OTLP HTTP receiver
            - ${EXPOSE_OTLP_HTTP_PORT:-4318}:4318

        volumes:
            # Pipeline configuration
            - ./config.alloy:/etc/alloy/config.alloy:ro
            # Persistent storage for component state
            - ./alloy-data:/var/lib/alloy/data

        healthcheck:
            test:
                - CMD
                - wget
                - --no-verbose
                - --tries=1
                - --spider
                - http://localhost:12345/-/healthy
            interval: 15s
            timeout: 5s
            retries: 10
            start_period: 10s

        networks:
            alloy:
            pipeline:
                aliases:
                    - alloy
                    - otel
            # swag:
            #     aliases:
            #         - alloy

networks:
    alloy:
        name: alloy
        driver: bridge
    pipeline:
        name: pipeline
        external: true
    # swag:
    #     name: swag
    #     external: true

volumes: {}