docker-compose.yml

# Copyright The OpenTelemetry Authors
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

version: '3.9'
x-default-logging: &logging
  driver: "json-file"
  options:
    max-size: "5m"
    max-file: "2"

networks:
  default:
    name: opentelemetry-demo
    driver: bridge

services:
  # ******************
  # Core Demo Services
  # ******************
  # Accounting service
  accountingservice:
    image: ${IMAGE_NAME}:${IMAGE_VERSION}-accountingservice
    container_name: accounting-service
    build:
      context: ./
      dockerfile: ./src/accountingservice/Dockerfile
      cache_from:
        - ${IMAGE_NAME}:${IMAGE_VERSION}-accountingservice
    deploy:
      resources:
        limits:
          memory: 20M
    restart: unless-stopped
    environment:
      - KAFKA_SERVICE_ADDR
      - OTEL_EXPORTER_OTLP_TRACES_ENDPOINT
      - OTEL_EXPORTER_OTLP_METRICS_ENDPOINT
      - OTEL_EXPORTER_OTLP_METRICS_TEMPORALITY_PREFERENCE
      - OTEL_RESOURCE_ATTRIBUTES
      - OTEL_SERVICE_NAME=accountingservice
    depends_on:
      otelcol:
        condition: service_started
      kafka:
        condition: service_healthy
    logging: *logging

  # AdService
  adservice:
    image: ${IMAGE_NAME}:${IMAGE_VERSION}-adservice
    container_name: ad-service
    build:
      context: ./
      dockerfile: ./src/adservice/Dockerfile
      cache_from:
        - ${IMAGE_NAME}:${IMAGE_VERSION}-adservice
    deploy:
      resources:
        limits:
          memory: 300M
    restart: unless-stopped
    ports:
      - "${AD_SERVICE_PORT}"
    environment:
      - AD_SERVICE_PORT
      - FEATURE_FLAG_GRPC_SERVICE_ADDR
      - OTEL_EXPORTER_OTLP_TRACES_ENDPOINT
      - OTEL_EXPORTER_OTLP_METRICS_ENDPOINT
      - OTEL_EXPORTER_OTLP_METRICS_TEMPORALITY_PREFERENCE
      - OTEL_EXPORTER_OTLP_LOGS_ENDPOINT
      - OTEL_RESOURCE_ATTRIBUTES
      - OTEL_SERVICE_NAME=adservice
      - OTEL_LOGS_EXPORTER
    depends_on:
      - otelcol
    logging: *logging

  # Cart service
  cartservice:
    image: ${IMAGE_NAME}:${IMAGE_VERSION}-cartservice
    container_name: cart-service
    build:
      context: ./
      dockerfile: ./src/cartservice/src/Dockerfile
      cache_from:
        - ${IMAGE_NAME}:${IMAGE_VERSION}-cartservice
    deploy:
      resources:
        limits:
          memory: 160M
    restart: unless-stopped
    ports:
      - "${CART_SERVICE_PORT}"
    environment:
      - CART_SERVICE_PORT
      - REDIS_ADDR
      - OTEL_EXPORTER_OTLP_ENDPOINT
      - OTEL_RESOURCE_ATTRIBUTES
      - OTEL_SERVICE_NAME=cartservice
      - ASPNETCORE_URLS=http://*:${CART_SERVICE_PORT}
    depends_on:
      - redis-cart
      - otelcol
    logging: *logging

  # Checkout service
  checkoutservice:
    image: ${IMAGE_NAME}:${IMAGE_VERSION}-checkoutservice
    container_name: checkout-service
    build:
      context: ./
      dockerfile: ./src/checkoutservice/Dockerfile
      cache_from:
        - ${IMAGE_NAME}:${IMAGE_VERSION}-checkoutservice
    deploy:
      resources:
        limits:
          memory: 20M
    restart: unless-stopped
    ports:
      - "${CHECKOUT_SERVICE_PORT}"
    environment:
      - CHECKOUT_SERVICE_PORT
      - CART_SERVICE_ADDR
      - CURRENCY_SERVICE_ADDR
      - EMAIL_SERVICE_ADDR
      - PAYMENT_SERVICE_ADDR
      - PRODUCT_CATALOG_SERVICE_ADDR
      - SHIPPING_SERVICE_ADDR
      - KAFKA_SERVICE_ADDR
      - OTEL_EXPORTER_OTLP_TRACES_ENDPOINT
      - OTEL_EXPORTER_OTLP_METRICS_ENDPOINT
      - OTEL_EXPORTER_OTLP_METRICS_TEMPORALITY_PREFERENCE
      - OTEL_RESOURCE_ATTRIBUTES
      - OTEL_SERVICE_NAME=checkoutservice
    depends_on:
      cartservice:
        condition: service_started
      currencyservice:
        condition: service_started
      emailservice:
        condition: service_started
      paymentservice:
        condition: service_started
      productcatalogservice:
        condition: service_started
      shippingservice:
        condition: service_started
      otelcol:
        condition: service_started
      kafka:
        condition: service_healthy
    logging: *logging

  # Currency service
  currencyservice:
    image: ${IMAGE_NAME}:${IMAGE_VERSION}-currencyservice
    container_name: currency-service
    build:
      context: ./src/currencyservice
      cache_from:
        - ${IMAGE_NAME}:${IMAGE_VERSION}-currencyservice
      args:
        - GRPC_VERSION=1.46.0
        - OPENTELEMETRY_VERSION=1.5.0
    deploy:
      resources:
        limits:
          memory: 20M
    restart: unless-stopped
    ports:
      - "${CURRENCY_SERVICE_PORT}"
    environment:
      - CURRENCY_SERVICE_PORT
      - OTEL_EXPORTER_OTLP_TRACES_ENDPOINT
      - OTEL_RESOURCE_ATTRIBUTES=${OTEL_RESOURCE_ATTRIBUTES},service.name=currencyservice   # The C++ SDK does not support OTEL_SERVICE_NAME
    depends_on:
      - otelcol
    logging: *logging

  # Email service
  emailservice:
    image: ${IMAGE_NAME}:${IMAGE_VERSION}-emailservice
    container_name: email-service
    build:
      context: ./src/emailservice
      cache_from:
        - ${IMAGE_NAME}:${IMAGE_VERSION}-emailservice
    deploy:
      resources:
        limits:
          memory: 100M
    restart: unless-stopped
    ports:
      - "${EMAIL_SERVICE_PORT}"
    environment:
      - APP_ENV=production
      - EMAIL_SERVICE_PORT
      - OTEL_EXPORTER_OTLP_TRACES_ENDPOINT=http://${OTEL_COLLECTOR_HOST}:4318/v1/traces
      - OTEL_RESOURCE_ATTRIBUTES
      - OTEL_SERVICE_NAME=emailservice
    depends_on:
      - otelcol
    logging: *logging

  # Feature Flag service
  featureflagservice:
    image: ${IMAGE_NAME}:${IMAGE_VERSION}-featureflagservice
    container_name: feature-flag-service
    build:
      context: ./
      dockerfile: ./src/featureflagservice/Dockerfile
      cache_from:
        - ${IMAGE_NAME}:${IMAGE_VERSION}-featureflagservice
    deploy:
      resources:
        limits:
          memory: 175M
    restart: unless-stopped
    ports:
      - "${FEATURE_FLAG_SERVICE_PORT}"                                  # Feature Flag Service UI
      - "${FEATURE_FLAG_GRPC_SERVICE_PORT}"                             # Feature Flag Service gRPC API
    environment:
      - FEATURE_FLAG_SERVICE_PORT
      - FEATURE_FLAG_GRPC_SERVICE_PORT
      - OTEL_EXPORTER_OTLP_TRACES_ENDPOINT
      - OTEL_EXPORTER_OTLP_TRACES_PROTOCOL=grpc
      - OTEL_SERVICE_NAME=featureflagservice
      - DATABASE_URL=ecto://ffs:ffs@ffs_postgres:5432/ffs
      - FEATURE_FLAG_SERVICE_PATH_ROOT="/feature"
    healthcheck:
      test: ["CMD", "curl", "-H", "baggage: synthetic_request=true", "-f", "http://localhost:${FEATURE_FLAG_SERVICE_PORT}"]
    depends_on:
      ffs_postgres:
        condition: service_healthy
    logging: *logging

  # Fraud Detection service
  frauddetectionservice:
    image: ${IMAGE_NAME}:${IMAGE_VERSION}-frauddetectionservice
    container_name: frauddetection-service
    build:
      context: ./
      dockerfile: ./src/frauddetectionservice/Dockerfile
      cache_from:
        - ${IMAGE_NAME}:${IMAGE_VERSION}-frauddetectionservice
    deploy:
      resources:
        limits:
          memory: 200M
    restart: unless-stopped
    environment:
      - KAFKA_SERVICE_ADDR
      - OTEL_EXPORTER_OTLP_TRACES_ENDPOINT
      - OTEL_EXPORTER_OTLP_METRICS_ENDPOINT
      - OTEL_EXPORTER_OTLP_METRICS_TEMPORALITY_PREFERENCE
      - OTEL_RESOURCE_ATTRIBUTES
      - OTEL_SERVICE_NAME=frauddetectionservice
    depends_on:
      otelcol:
        condition: service_started
      kafka:
        condition: service_healthy
    logging: *logging

  # Frontend
  frontend:
    image: ${IMAGE_NAME}:${IMAGE_VERSION}-frontend
    container_name: frontend
    build:
      context: ./
      dockerfile: ./src/frontend/Dockerfile
      cache_from:
        - ${IMAGE_NAME}:${IMAGE_VERSION}-frontend
    deploy:
      resources:
        limits:
          memory: 200M
    restart: unless-stopped
    ports:
      - "${FRONTEND_PORT}"
    environment:
      - PORT=${FRONTEND_PORT}
      - FRONTEND_ADDR
      - AD_SERVICE_ADDR
      - CART_SERVICE_ADDR
      - CHECKOUT_SERVICE_ADDR
      - CURRENCY_SERVICE_ADDR
      - PRODUCT_CATALOG_SERVICE_ADDR
      - RECOMMENDATION_SERVICE_ADDR
      - SHIPPING_SERVICE_ADDR
      - OTEL_EXPORTER_OTLP_TRACES_ENDPOINT
      - OTEL_RESOURCE_ATTRIBUTES=${OTEL_RESOURCE_ATTRIBUTES}
      - OTEL_EXPORTER_OTLP_ENDPOINT
      - ENV_PLATFORM
      - OTEL_SERVICE_NAME=frontend
      - PUBLIC_OTEL_EXPORTER_OTLP_TRACES_ENDPOINT
      - OTEL_EXPORTER_OTLP_METRICS_ENDPOINT
      - OTEL_EXPORTER_OTLP_METRICS_TEMPORALITY_PREFERENCE
      - WEB_OTEL_SERVICE_NAME=frontend-web
    depends_on:
      - adservice
      - cartservice
      - checkoutservice
      - currencyservice
      - otelcol
      - productcatalogservice
      - quoteservice
      - recommendationservice
      - shippingservice
    logging: *logging

  # Frontend Proxy (Envoy)
  frontendproxy:
    image: ${IMAGE_NAME}:${IMAGE_VERSION}-frontendproxy
    container_name: frontend-proxy
    build:
      context: ./
      dockerfile: src/frontendproxy/Dockerfile
    deploy:
      resources:
        limits:
          memory: 50M
    ports:
      - "${ENVOY_PORT}:${ENVOY_PORT}"
      - 10000:10000
    environment:
      - FRONTEND_PORT
      - FRONTEND_HOST
      - FEATURE_FLAG_SERVICE_PORT
      - FEATURE_FLAG_SERVICE_HOST
      - LOCUST_WEB_HOST
      - LOCUST_WEB_PORT
      - GRAFANA_SERVICE_PORT
      - GRAFANA_SERVICE_HOST
      - JAEGER_SERVICE_PORT
      - JAEGER_SERVICE_HOST
      - OTEL_COLLECTOR_HOST
      - OTEL_COLLECTOR_PORT
      - ENVOY_PORT
    depends_on:
      - frontend
      - featureflagservice
      - loadgenerator
      - grafana

  # Load Generator
  loadgenerator:
    image: ${IMAGE_NAME}:${IMAGE_VERSION}-loadgenerator
    container_name: load-generator
    build:
      context: ./
      dockerfile: ./src/loadgenerator/Dockerfile
      cache_from:
        - ${IMAGE_NAME}:${IMAGE_VERSION}-loadgenerator
    deploy:
      resources:
        limits:
          memory: 120M
    restart: unless-stopped
    ports:
      - "${LOCUST_WEB_PORT}"
    environment:
      - LOCUST_WEB_PORT
      - LOCUST_USERS
      - LOCUST_HOST
      - LOCUST_HEADLESS
      - LOCUST_AUTOSTART
      - OTEL_EXPORTER_OTLP_TRACES_ENDPOINT=http://${OTEL_COLLECTOR_HOST}:4318/v1/traces
      - OTEL_RESOURCE_ATTRIBUTES
      - OTEL_SERVICE_NAME=loadgenerator
      - PROTOCOL_BUFFERS_PYTHON_IMPLEMENTATION=python
    depends_on:
      - frontend
    logging: *logging

  # Payment service
  paymentservice:
    image: ${IMAGE_NAME}:${IMAGE_VERSION}-paymentservice
    container_name: payment-service
    build:
      context: ./
      dockerfile: ./src/paymentservice/Dockerfile
      cache_from:
        - ${IMAGE_NAME}:${IMAGE_VERSION}-paymentservice
    deploy:
      resources:
        limits:
          memory: 120M
    restart: unless-stopped
    ports:
      - "${PAYMENT_SERVICE_PORT}"
    environment:
      - PAYMENT_SERVICE_PORT
      - OTEL_EXPORTER_OTLP_TRACES_ENDPOINT
      - OTEL_EXPORTER_OTLP_METRICS_ENDPOINT
      - OTEL_EXPORTER_OTLP_METRICS_TEMPORALITY_PREFERENCE
      - OTEL_RESOURCE_ATTRIBUTES
      - OTEL_SERVICE_NAME=paymentservice
    depends_on:
      - otelcol
    logging: *logging

  # Product Catalog service
  productcatalogservice:
    image: ${IMAGE_NAME}:${IMAGE_VERSION}-productcatalogservice
    container_name: product-catalog-service
    build:
      context: ./
      dockerfile: ./src/productcatalogservice/Dockerfile
      cache_from:
        - ${IMAGE_NAME}:${IMAGE_VERSION}-productcatalogservice
    deploy:
      resources:
        limits:
          memory: 20M
    restart: unless-stopped
    ports:
      - "${PRODUCT_CATALOG_SERVICE_PORT}"
    environment:
      - PRODUCT_CATALOG_SERVICE_PORT
      - FEATURE_FLAG_GRPC_SERVICE_ADDR
      - OTEL_EXPORTER_OTLP_TRACES_ENDPOINT
      - OTEL_EXPORTER_OTLP_METRICS_ENDPOINT
      - OTEL_EXPORTER_OTLP_METRICS_TEMPORALITY_PREFERENCE
      - OTEL_RESOURCE_ATTRIBUTES
      - OTEL_SERVICE_NAME=productcatalogservice
    depends_on:
      - otelcol
    logging: *logging

  # Quote service
  quoteservice:
    image: ${IMAGE_NAME}:${IMAGE_VERSION}-quoteservice
    container_name: quote-service
    build:
      context: ./
      dockerfile: ./src/quoteservice/Dockerfile
      cache_from:
        - ${IMAGE_NAME}:${IMAGE_VERSION}-quoteservice
    deploy:
      resources:
        limits:
          memory: 40M
    restart: unless-stopped
    ports:
      - "${QUOTE_SERVICE_PORT}"
    environment:
      - OTEL_EXPORTER_OTLP_ENDPOINT=http://${OTEL_COLLECTOR_HOST}:4318
      - OTEL_PHP_AUTOLOAD_ENABLED=true
      - QUOTE_SERVICE_PORT
      - OTEL_RESOURCE_ATTRIBUTES
      - OTEL_SERVICE_NAME=quoteservice
    depends_on:
      - otelcol
    logging: *logging

  # Recommendation service
  recommendationservice:
    image: ${IMAGE_NAME}:${IMAGE_VERSION}-recommendationservice
    container_name: recommendation-service
    build:
      context: ./
      dockerfile: ./src/recommendationservice/Dockerfile
      cache_from:
        - ${IMAGE_NAME}:${IMAGE_VERSION}-recommendationservice
    deploy:
      resources:
        limits:
          memory: 500M               # This is high to enable supporting the recommendationCache feature flag use case
    restart: unless-stopped
    ports:
      - "${RECOMMENDATION_SERVICE_PORT}"
    environment:
      - RECOMMENDATION_SERVICE_PORT
      - PRODUCT_CATALOG_SERVICE_ADDR
      - FEATURE_FLAG_GRPC_SERVICE_ADDR
      - OTEL_PYTHON_LOG_CORRELATION=true
      - OTEL_TRACES_EXPORTER
      - OTEL_METRICS_EXPORTER
      - OTEL_EXPORTER_OTLP_ENDPOINT
      - OTEL_EXPORTER_OTLP_METRICS_TEMPORALITY_PREFERENCE
      - OTEL_RESOURCE_ATTRIBUTES
      - OTEL_SERVICE_NAME=recommendationservice
      - PROTOCOL_BUFFERS_PYTHON_IMPLEMENTATION=python
    depends_on:
      - productcatalogservice
      - otelcol
      - featureflagservice
    logging: *logging

  # Shipping service
  shippingservice:
    image: ${IMAGE_NAME}:${IMAGE_VERSION}-shippingservice
    container_name: shipping-service
    build:
      context: ./
      dockerfile: ./src/shippingservice/Dockerfile
      cache_from:
        - ${IMAGE_NAME}:${IMAGE_VERSION}-shippingservice
    deploy:
      resources:
        limits:
          memory: 20M
    restart: unless-stopped
    ports:
      - "${SHIPPING_SERVICE_PORT}"
    environment:
      - SHIPPING_SERVICE_PORT
      - QUOTE_SERVICE_ADDR
      - OTEL_EXPORTER_OTLP_TRACES_ENDPOINT
      - OTEL_RESOURCE_ATTRIBUTES
      - OTEL_SERVICE_NAME=shippingservice
    depends_on:
      - otelcol
    logging: *logging

  # ******************
  # Dependent Services
  # ******************
  # Postgres used by Feature Flag service
  ffs_postgres:
    image: postgres:14
    container_name: postgres
    user: postgres
    deploy:
      resources:
        limits:
          memory: 120M
    restart: unless-stopped
    environment:
      - POSTGRES_USER=ffs
      - POSTGRES_DB=ffs
      - POSTGRES_PASSWORD=ffs
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -d ffs -U ffs"]
      interval: 10s
      timeout: 5s
      retries: 5
    logging: *logging

  # Kafka used by Checkout, Accounting, and Fraud Detection services
  kafka:
    image: ${IMAGE_NAME}:${IMAGE_VERSION}-kafka
    container_name: kafka
    build:
      context: ./
      dockerfile: ./src/kafka/Dockerfile
      cache_from:
        - ${IMAGE_NAME}:${IMAGE_VERSION}-kafka
    deploy:
      resources:
        limits:
          memory: 750M
    restart: unless-stopped
    environment:
      - KAFKA_ADVERTISED_LISTENERS=PLAINTEXT://kafka:9092
      - OTEL_EXPORTER_OTLP_TRACES_ENDPOINT
      - OTEL_EXPORTER_OTLP_METRICS_ENDPOINT
      - OTEL_EXPORTER_OTLP_METRICS_TEMPORALITY_PREFERENCE
      - OTEL_RESOURCE_ATTRIBUTES
      - OTEL_SERVICE_NAME=kafka
      - KAFKA_HEAP_OPTS=-Xmx400m -Xms400m
    healthcheck:
      test: nc -z kafka 9092
      start_period: 10s
      interval: 5s
      timeout: 10s
      retries: 10
    logging: *logging

  # Redis used by Cart service
  redis-cart:
    image: redis:alpine
    container_name: redis-cart
    user: redis
    deploy:
      resources:
        limits:
          memory: 20M
    restart: unless-stopped
    ports:
      - "${REDIS_PORT}"
    logging: *logging


  # ********************
  # Telemetry Components
  # ********************
  # Jaeger
  jaeger:
    image: jaegertracing/all-in-one
    container_name: jaeger
    command:
      - "--memory.max-traces"
      - "10000"
      - "--query.base-path"
      - "/jaeger/ui"
      - "--prometheus.server-url"
      - "http://${PROMETHEUS_ADDR}"
    deploy:
      resources:
        limits:
          memory: 300M
    restart: unless-stopped
    ports:
      - "${JAEGER_SERVICE_PORT}"                    # Jaeger UI
      - "4317"                           # OTLP gRPC default port
    environment:
      - COLLECTOR_OTLP_ENABLED=true
      - METRICS_STORAGE_TYPE=prometheus
    logging: *logging

  # Grafana
  grafana:
    image: grafana/grafana:9.1.0
    container_name: grafana
    deploy:
      resources:
        limits:
          memory: 75M
    volumes:
      - ./src/grafana/grafana.ini:/etc/grafana/grafana.ini
      - ./src/grafana/provisioning/:/etc/grafana/provisioning/
    ports:
      - "${GRAFANA_SERVICE_PORT}"
    logging: *logging

  # OpenTelemetry Collector
  otelcol:
    image: otel/opentelemetry-collector-contrib:0.70.0
    container_name: otel-col
    deploy:
      resources:
        limits:
          memory: 125M
    restart: unless-stopped
    command: [ "--config=/etc/otelcol-config.yml", "--config=/etc/otelcol-config-extras.yml" ]
    volumes:
      - ./src/otelcollector/otelcol-config.yml:/etc/otelcol-config.yml
      - ./src/otelcollector/otelcol-config-extras.yml:/etc/otelcol-config-extras.yml
    ports:
      - "4317"          # OTLP over gRPC receiver
      - "4318:4318"     # OTLP over HTTP receiver
      - "9464"          # Prometheus exporter
      - "8888"          # metrics endpoint
    depends_on:
      - jaeger
    logging: *logging

  # Prometheus
  prometheus:
    image: quay.io/prometheus/prometheus:v2.34.0
    container_name: prometheus
    command:
      - --web.console.templates=/etc/prometheus/consoles
      - --web.console.libraries=/etc/prometheus/console_libraries
      - --storage.tsdb.retention.time=1h
      - --config.file=/etc/prometheus/prometheus-config.yaml
      - --storage.tsdb.path=/prometheus
      - --web.enable-lifecycle
      - --web.route-prefix=/
      - --enable-feature=exemplar-storage
    volumes:
      - ./src/prometheus/prometheus-config.yaml:/etc/prometheus/prometheus-config.yaml
    deploy:
      resources:
        limits:
          memory: 300M
    ports:
      - "${PROMETHEUS_SERVICE_PORT}:${PROMETHEUS_SERVICE_PORT}"
    logging: *logging

  # *****
  # Tests
  # *****
  # Frontend Tests
  frontendTests:
    image: ${IMAGE_NAME}:${IMAGE_VERSION}-frontend-tests
    container_name: frontend-tests
    build:
      context: ./
      dockerfile: ./src/frontend/Dockerfile.cypress
    profiles:
      - tests
    volumes:
      - ./src/frontend/cypress/videos:/app/cypress/videos
      - ./src/frontend/cypress/screenshots:/app/cypress/screenshots
    environment:
      - CYPRESS_baseUrl=http://${FRONTEND_ADDR}
      - FRONTEND_ADDR
      - NODE_ENV=production
    depends_on:
      - frontend

  # Integration Tests
  integrationTests:
    image: ${IMAGE_NAME}:${IMAGE_VERSION}-integrationTests
    container_name: integrationTests
    profiles:
      - tests
    build:
      context: ./
      dockerfile: ./test/Dockerfile
    environment:
      - AD_SERVICE_ADDR
      - CART_SERVICE_ADDR
      - CHECKOUT_SERVICE_ADDR
      - CURRENCY_SERVICE_ADDR
      - EMAIL_SERVICE_ADDR
      - PAYMENT_SERVICE_ADDR
      - PRODUCT_CATALOG_SERVICE_ADDR
      - RECOMMENDATION_SERVICE_ADDR
      - SHIPPING_SERVICE_ADDR
    depends_on:
      - adservice
      - cartservice
      - checkoutservice
      - currencyservice
      - emailservice
      - paymentservice
      - productcatalogservice
      - recommendationservice
      - shippingservice
      - quoteservice