docker-compose.dev.yml

version: "3"

services:
  vote:
    build:
      context: ./vote
      dockerfile: Dockerfile.dev
      # https://stackoverflow.com/a/52430444
      args:
        - NODE_ENV=development
        - WEBSITE_PORT=4000
    volumes:
      - "./vote:/app"
    ports:
      # must be same as WEBSITE_PORT= arg above
      - "4000:4000"
      - "35729:35729"
    networks:
      - backend
    depends_on:
      - redis
    
  redis:
    image: redis:alpine
    ports:
      - "6379:6379"
    networks:
      - backend

  metrics:
    build:
      context: ./metrics
      dockerfile: Dockerfile.dev
      # https://stackoverflow.com/a/52430444
      args:
        - NODE_ENV=development
        - SERVER_PORT=5000
        - REDIS_HOST=redis
    volumes:
      - "./metrics:/app"
    ports:
      # must be same as SERVER_PORT= arg above
      - "5000:5000"
    networks:
      - backend

  prometheus:
    container_name: prometheus
    image: prom/prometheus
    ports: 
      - "9090:9090"
    command: --config.file=/etc/prometheus/prometheus.yaml
    volumes:
      - ./prometheus.yaml:/etc/prometheus/prometheus.yaml
    networks:
      - backend

  grafana:
    container_name: grafana
    image: grafana/grafana
    ports:
      - "3000:3000"
    environment:
      - GF_AUTH_BASIC_ENABLED=false
      - GF_AUTH_ANONYMOUS_ENABLED=true
      - GF_AUTH_ANONYMOUS_ORG_ROLE=Admin
    networks:
      - backend

  grafana-setup:
    container_name: grafana-setup
    image: alpine:3.10
    depends_on:
      - grafana
    volumes:
      - ./datasource.json:/etc/grafana/datasource.json
      - ./my-dashboard.json:/etc/grafana/my-dashboard.json
    command: >
      /bin/sh -c "
        apk add --no-cache curl
        cd /etc/grafana/
        sleep 10
        until nc -vz grafana 3000 ; do echo 'Waiting for grafana' ; sleep 5 ; done

        sleep 5
        curl --silent http://grafana:3000/api/datasources
        echo

        curl http://grafana:3000/api/datasources \
          --header 'Content-Type: application/json' \
          --data @datasource.json
        
        curl http://grafana:3000/api/dashboards/db \
          --silent \
          --header 'Content-Type: application/json' \
          --data @my-dashboard.json"
    networks:
      - backend

networks:
  backend: {}