version: "3"

services:
  grafana:
    image: grafana/grafana:9.0.6
    entrypoint:
      - /usr/share/grafana/bin/grafana-server
      - --homepath=/usr/share/grafana
      - --config=/etc/grafana-config/grafana.ini
    volumes:
      - ./grafana/config:/etc/grafana-config
      - ./grafana/datasources:/etc/grafana/provisioning/datasources
    ports:
      - "3000:3000"

  tempo:
    image: grafana/tempo:1.4.1
    volumes:
      - ./etc/tempo.yaml:/etc/tempo.yaml
    command:
      - "-storage.trace.backend=local"                  # tell tempo where to permanently put traces
      - "-storage.trace.local.path=/tmp/tempo/traces"
      - "-storage.trace.wal.path=/tmp/tempo/wal"        # tell tempo where to store the wal
      - "-auth.enabled=false"                           # disables the requirement for the X-Scope-OrgID header
      - "-server.http-listen-port=3200"
      - "-config.file=/etc/tempo.yaml"
    ports:
      - "3200:3200"

  nodejs:
    build: .
    command: node --require './tracing.js' index.js
    ports:
      - "8080:8080"
    environment:
      - OTEL_SERVICE_NAME=nodejs-opentelemetry-tempo

  agent:
    image: grafana/agent:latest
    volumes:
      - ./etc/agent.yaml:/etc/agent.yaml
    entrypoint:
      - /bin/agent
      - -config.file=/etc/agent.yaml
      - -config.expand-env
      - -config.enable-read-api
    environment:
      TEMPO_HOST: tempo:4317
    ports:
      - "12345:12345"
    depends_on:
      - tempo