name: signoz

services:
    # ===========================================================================
    # ZooKeeper — required for ClickHouse coordination
    # ===========================================================================
    zookeeper-1:
        image: signoz/zookeeper:${ZOOKEEPER_VERSION:-3.7.1}
        container_name: signoz-zookeeper-1
        restart: unless-stopped
        user: root
        labels:
            signoz.io/scrape: "true"
            signoz.io/port: "9141"
            signoz.io/path: "/metrics"
        environment:
            ZOO_SERVER_ID: "1"
            ALLOW_ANONYMOUS_LOGIN: "yes"
            ZOO_AUTOPURGE_INTERVAL: "1"
            ZOO_ENABLE_PROMETHEUS_METRICS: "yes"
            ZOO_PROMETHEUS_METRICS_PORT_NUMBER: "9141"
        volumes:
            - ./zookeeper-data:/bitnami/zookeeper
        logging:
            options:
                max-size: 50m
                max-file: "3"
        healthcheck:
            test:
                - CMD-SHELL
                - curl -s -m 2 http://localhost:8080/commands/ruok | grep error | grep null
            interval: 30s
            timeout: 5s
            retries: 3
        networks:
            - signoz

    # ===========================================================================
    # Init ClickHouse — installs histogramQuantile user script
    # ===========================================================================
    init-clickhouse:
        image: clickhouse/clickhouse-server:${CLICKHOUSE_VERSION:-25.5}
        container_name: signoz-init-clickhouse
        restart: on-failure
        command:
            - bash
            - -c
            - |
                version="v0.0.1"
                # Hardcode linux/amd64 for Unraid x86_64 (uname may be unavailable in slim image)
                node_os="linux"
                node_arch="amd64"
                echo "Fetching histogram-binary for $${node_os}/$${node_arch}"
                cd /tmp
                wget -O histogram-quantile.tar.gz "https://github.com/SigNoz/signoz/releases/download/histogram-quantile%2F$${version}/histogram-quantile_$${node_os}_$${node_arch}.tar.gz" || true
                tar -xvzf histogram-quantile.tar.gz 2>/dev/null || true
                mv histogram-quantile /var/lib/clickhouse/user_scripts/histogramQuantile 2>/dev/null || true
                echo "Done (non-critical if download failed — migrator will handle it)."
        volumes:
            - ./clickhouse/user_scripts:/var/lib/clickhouse/user_scripts
        logging:
            options:
                max-size: 50m
                max-file: "3"
        networks:
            - signoz

    # ===========================================================================
    # ClickHouse — columnar storage for all telemetry data
    # ===========================================================================
    clickhouse:
        image: clickhouse/clickhouse-server:${CLICKHOUSE_VERSION:-25.5}
        container_name: signoz-clickhouse
        restart: unless-stopped
        tty: true
        labels:
            signoz.io/scrape: "true"
            signoz.io/port: "9363"
            signoz.io/path: "/metrics"
        depends_on:
            init-clickhouse:
                condition: service_completed_successfully
            zookeeper-1:
                condition: service_healthy
        environment:
            CLICKHOUSE_SKIP_USER_SETUP: "1"
        volumes:
            - ./clickhouse/config.xml:/etc/clickhouse-server/config.xml:ro
            - ./clickhouse/users.xml:/etc/clickhouse-server/users.xml:ro
            - ./clickhouse/custom-function.xml:/etc/clickhouse-server/custom-function.xml:ro
            - ./clickhouse/user_scripts:/var/lib/clickhouse/user_scripts:ro
            - ./clickhouse/config.d/cluster.xml:/etc/clickhouse-server/config.d/cluster.xml:ro
            - ./clickhouse-data:/var/lib/clickhouse
        logging:
            options:
                max-size: 50m
                max-file: "3"
        healthcheck:
            test:
                - CMD
                - wget
                - --spider
                - -q
                - 0.0.0.0:8123/ping
            interval: 30s
            timeout: 5s
            retries: 3
        ulimits:
            nproc: 65535
            nofile:
                soft: 262144
                hard: 262144
        networks:
            - signoz

    # ===========================================================================
    # SigNoz — query service + UI
    # ===========================================================================
    signoz:
        image: signoz/signoz:${SIGNOZ_VERSION:-v0.128.0}
        container_name: signoz
        restart: unless-stopped
        depends_on:
            clickhouse:
                condition: service_healthy
        environment:
            SIGNOZ_ALERTMANAGER_PROVIDER: signoz
            SIGNOZ_TELEMETRYSTORE_CLICKHOUSE_DSN: tcp://clickhouse:9000
            SIGNOZ_SQLSTORE_SQLITE_PATH: /var/lib/signoz/signoz.db
            SIGNOZ_TOKENIZER_JWT_SECRET: ${SIGNOZ_JWT_SECRET:-change-me-jwt-secret}
        ports:
            # SigNoz UI
            - ${EXPOSE_SIGNOZ_UI_PORT:-8080}:8080
        volumes:
            - ./signoz-data:/var/lib/signoz
        logging:
            options:
                max-size: 50m
                max-file: "3"
        healthcheck:
            test:
                - CMD
                - wget
                - --spider
                - -q
                - localhost:8080/api/v1/health
            interval: 30s
            timeout: 5s
            retries: 3
            start_period: 30s
        networks:
            signoz: {}
            pipeline:
                aliases:
                    - signoz
            # swag:
            #     aliases:
            #         - signoz

    # ===========================================================================
    # OTEL Collector — receives OTLP from all stacks
    # ===========================================================================
    otel-collector:
        image: signoz/signoz-otel-collector:${OTELCOL_VERSION:-v0.144.5}
        container_name: signoz-otel-collector
        restart: unless-stopped
        depends_on:
            clickhouse:
                condition: service_healthy
        entrypoint:
            - /bin/sh
        command:
            - -c
            - |
                /signoz-otel-collector migrate sync check &&
                /signoz-otel-collector --config=/etc/otel-collector-config.yaml --manager-config=/etc/manager-config.yaml --copy-path=/var/tmp/collector-config.yaml
        volumes:
            - ./otel-collector/otel-collector-config.yaml:/etc/otel-collector-config.yaml:ro
            - ./otel-collector/manager-config.yaml:/etc/manager-config.yaml:ro
        environment:
            OTEL_RESOURCE_ATTRIBUTES: host.name=signoz-host,os.type=linux
            LOW_CARDINAL_EXCEPTION_GROUPING: "false"
            SIGNOZ_OTEL_COLLECTOR_CLICKHOUSE_DSN: tcp://clickhouse:9000
            SIGNOZ_OTEL_COLLECTOR_CLICKHOUSE_CLUSTER: cluster
            SIGNOZ_OTEL_COLLECTOR_CLICKHOUSE_REPLICATION: "true"
            SIGNOZ_OTEL_COLLECTOR_TIMEOUT: 10m
        ports:
            # OTLP gRPC receiver
            - ${EXPOSE_OTLP_GRPC_PORT:-4317}:4317
            # OTLP HTTP receiver
            - ${EXPOSE_OTLP_HTTP_PORT:-4318}:4318
        logging:
            options:
                max-size: 50m
                max-file: "3"
        networks:
            signoz: {}
            pipeline:
                aliases:
                    - signoz-otel-collector
                    - otel
                    - lgtm

    # ===========================================================================
    # Telemetry Store Migrator — runs ClickHouse migrations
    # ===========================================================================
    signoz-telemetrystore-migrator:
        image: signoz/signoz-otel-collector:${OTELCOL_VERSION:-v0.144.5}
        container_name: signoz-telemetrystore-migrator
        restart: on-failure
        depends_on:
            clickhouse:
                condition: service_healthy
        environment:
            SIGNOZ_OTEL_COLLECTOR_CLICKHOUSE_DSN: tcp://clickhouse:9000
            SIGNOZ_OTEL_COLLECTOR_CLICKHOUSE_CLUSTER: cluster
            SIGNOZ_OTEL_COLLECTOR_CLICKHOUSE_REPLICATION: "true"
            SIGNOZ_OTEL_COLLECTOR_TIMEOUT: 10m
        entrypoint:
            - /bin/sh
        command:
            - -c
            - |
                echo "Waiting 30s for ClickHouse cluster to stabilize..." && sleep 30 &&
                /signoz-otel-collector migrate bootstrap &&
                /signoz-otel-collector migrate sync up &&
                /signoz-otel-collector migrate async up
        logging:
            options:
                max-size: 50m
                max-file: "3"
        networks:
            - signoz

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

volumes: {}