docker-compose.yaml

services:
  tempo:
    image: grafana/tempo:${TEMPO_VERSION}
    command: [ "-config.file=/etc/tempo.yaml" ]
    volumes:
      - ./config/tempo.yaml:/etc/tempo.yaml
      - ./data/tempo:/tmp/tempo
    stop_grace_period: 10s
    ports:
      - "3200:3200"   # tempo
      - "9095:9095" # tempo grp

  prom:
    container_name: prometheus
    image: prom/prometheus:${PROMETHEUS_VERSION}
    restart: always
    user: root
    command:
      [
        "--config.file=/etc/prometheus/prometheus.yml",
        "--enable-feature=exemplar-storage",
        "--web.enable-remote-write-receiver",
        "--enable-feature=native-histograms"
      ]
    volumes:
      - ./config/prometheus.yaml:/etc/prometheus/prometheus.yml
      - ./data/prometheus:/etc/prometheus
    ports:
      - "9090:9090"

  loki:
    image: grafana/loki:latest
    volumes:
      - ./config/loki-config.yaml:/etc/loki/local-config.yaml
    ports:
      - "3100:3100"
    command: -config.file=/etc/loki/local-config.yaml

# Collector https://opentelemetry.io/docs/collector/installation/
  otel:
    image: otel/opentelemetry-collector-contrib:${OTEL_VERSION}
    restart: always
    command:
      [
        "--config=/etc/otel-collector-config.yaml",
      ]
    volumes:
      - ./config/otel-collector-config.yaml:/etc/otel-collector-config.yaml
    ports:
      - "1888:1888" # pprof extension
      - "8888:8888" # Prometheus metrics exposed by the collector
      - "8889:8889" # Prometheus exporter metrics
      - "13133:13133" # health_check extension
      - "4317:4317" # OTLP gRPC receiver
      - "4318:4318" # OTLP HTTP receiver
      - "55679:55679" # zpages extension

  grafana:
    image: grafana/grafana:${GRAFANA_VERSION}
    ports:
      - '3000:3000'
    environment:
      - GF_AUTH_ANONYMOUS_ORG_ROLE=Admin
      - GF_AUTH_ANONYMOUS_ENABLED=true
      - GF_AUTH_BASIC_ENABLED=false
      - GF_FEATURE_TOGGLES_ENABLE=traceqlEditor
    volumes:
      - ./config/dashboards:/var/lib/grafana/dashboards
      - ./config/grafana-dashboard.yml:/etc/grafana/provisioning/dashboards/dashboard.yaml
      - ./config/grafana-datasource.yml:/etc/grafana/provisioning/datasources/datasource.yaml

  dependency1:
    build:
      context: ./source/dependency
      dockerfile: Dockerfile
    environment:
      - "Logging__Console__LogLevel__Default=Information"
      - "OTEL_DOTNET_AUTO_LOGS_INSTRUMENTATION_ENABLED=true" #Default: true
      - "OTEL_DOTNET_AUTO_METRICS_INSTRUMENTATION_ENABLED=true" #Default: true
      - "OTEL_DOTNET_AUTO_TRACES_INSTRUMENTATION_ENABLED=true" #Default: true
      - "OTEL_TRACES_EXPORTER=otlp" #Default: otlp - OpenTelemetry Line Protocol
      - "OTEL_METRICS_EXPORTER=otlp" #Default: otlp
      - "OTEL_LOGS_EXPORTER=otlp" #Default: otlp
      - "OTEL_EXPORTER_OTLP_ENDPOINT=http://otel:4318" #Default: http://localhost:4317 - PS did not work with :4317 (gRPC) so using :4318 (HTTP
      - "OTEL_SERVICE_NAME=dependency1" 
      - "OTEL_RESOURCE_ATTRIBUTES=service.version=1.0.0"
      - "OTEL_DOTNET_AUTO_FAIL_FAST_ENABLED=true" #Default: fail fast for easier debugging
      - "OTEL_DOTNET_AUTO_TRACES_CONSOLE_EXPORTER_ENABLED=false" #Default: false
      - "OTEL_DOTNET_AUTO_METRICS_CONSOLE_EXPORTER_ENABLED=false" #Default: false
      - "OTEL_DOTNET_AUTO_LOGS_CONSOLE_EXPORTER_ENABLED=false" #Default: false
      - "OTEL_DOTNET_AUTO_LOGS_INCLUDE_FORMATTED_MESSAGE=true" #Default: false - PS: is convinient but has a performance impact 
      - "OTEL_LOG_LEVEL=debug" #Default: Information
    ports:
      - "8080:8080"

  dependency2:
    build:
      context: ./source/dependency
      dockerfile: Dockerfile
    environment:
      - Logging__Console__LogLevel__Default=Information
      - OTEL_EXPORTER_OTLP_ENDPOINT=http://otel:4318
      - OTEL_SERVICE_NAME=dependency2
      - OTEL_RESOURCE_ATTRIBUTES=service.version=5.3.1
      - OTEL_DOTNET_AUTO_FAIL_FAST_ENABLED=true

    ports:
      - "8081:8080"

  dependency3:
    build:
      context: ./source/dependency
      dockerfile: Dockerfile
    environment:
      - Logging__Console__LogLevel__Default=Information
      - OTEL_EXPORTER_OTLP_ENDPOINT=http://otel:4318
      - OTEL_SERVICE_NAME=dependency3
      - OTEL_RESOURCE_ATTRIBUTES=service.version=2.0.0
      - OTEL_DOTNET_AUTO_FAIL_FAST_ENABLED=true
    ports:
      - "8082:8080"