version: "3.8"
services:

  client:
    build:
      context: ./Client
      dockerfile: ../Dockerfile # installs OpenTelemetry .NET Automatic Instrumentation
    entrypoint: "./out/Examples.Client http://service:5000"
    env_file:
      - otel-dotnet.env # enables OpenTelemetry .NET Automatic Instrumentation
    environment:
      # OpenTelemetry environmental variables:
      OTEL_SERVICE_NAME: "client"
      OTEL_EXPORTER_OTLP_ENDPOINT: "http://otel-collector:4318"
    depends_on:
      - service
      - otel-collector

  service:
    build:
      context: ./Service
      dockerfile: ../Dockerfile # installs OpenTelemetry .NET Automatic Instrumentation
    entrypoint: "./out/Examples.Service --urls http://*:5000"
    env_file:
      - otel-dotnet.env # enable OpenTelemetry .NET Automatic Instrumentation
    environment:
      DB_CONNECTION: "Server=sqlserver,1433;User=sa;Password=yourStrong(!)Password;TrustServerCertificate=True;"
      # OpenTelemetry environmental variables:
      OTEL_SERVICE_NAME: "service"
      OTEL_EXPORTER_OTLP_ENDPOINT: "http://otel-collector:4318"
      OTEL_DOTNET_AUTO_TRACES_ADDITIONAL_SOURCES: "Examples.Service"
      OTEL_DOTNET_AUTO_METRICS_ADDITIONAL_SOURCES: "Examples.Service"
    depends_on:
      - sqlserver
      - otel-collector

  sqlserver:
    image: mcr.microsoft.com/mssql/server:2019-CU17-ubuntu-20.04
    environment:
      - ACCEPT_EULA=Y
      - SA_PASSWORD=yourStrong(!)Password
    ports:
      - "1433:1433"

  # OpenTelemetry Collector
  otel-collector:
    image: otel/opentelemetry-collector-contrib:0.61.0
    volumes:
      - ./otel-config.yaml:/etc/otel/config.yaml
      - ./log:/log/otel
    command: --config /etc/otel/config.yaml
    environment:
      JAEGER_ENDPOINT: "jaeger:4317"
      LOKI_ENDPOINT: "http://loki:3100/loki/api/v1/push"
    ports:
      - "8889:8889"   # Prometheus metrics exporter (scrape endpoint)
      - "13133:13133" # health_check extension
      - "55679:55679" # ZPages extension
    depends_on:
      - jaeger
      - prometheus
      - loki

  jaeger:
    image: jaegertracing/all-in-one:1.38.1
    environment:
      COLLECTOR_OTLP_ENABLED: "true"
    ports:
      - "16686:16686" # Jaeger Web UI

  prometheus:
    image: prom/prometheus:v2.40.5
    volumes:
      - ./prometheus.yml:/etc/prometheus/prometheus.yml
    ports:
      - "9090:9090"

  loki:
    image: grafana/loki:2.7.1
    ports:
      - "3100:3100"

  grafana:
    image: grafana/grafana:9.3.2
    volumes:
      - ./grafana-datasources.yml:/etc/grafana/provisioning/datasources/datasources.yml
    environment:
      GF_AUTH_ANONYMOUS_ENABLED: "true"
      GF_AUTH_ANONYMOUS_ORG_ROLE: "Admin"
    ports:
      - "3000:3000"