version: '3.8'
name: knightcrawler-metrics

services:
  prometheus:
    image: prom/prometheus:v2.20.1
    volumes:
      - ./prometheus/prometheus.yml:/etc/prometheus/prometheus.yml
    command:
      - '--config.file=/etc/prometheus/prometheus.yml'
    ports:
      - "9090:9090"
    networks:
      - knightcrawler-network

  grafana:
    image: grafana/grafana:latest
    volumes:
      - ./grafana/datasource.yml:/etc/grafana/provisioning/datasources/datasources.yml
    ports:
      - "3000:3000"
    environment:
      - GF_SECURITY_ADMIN_USER=admin
      - GF_SECURITY_ADMIN_PASSWORD=admin_password
    depends_on:
      - prometheus
    networks:
      - knightcrawler-network

  postgres-exporter:
    image: prometheuscommunity/postgres-exporter
    ports:
      - "9187:9187"
    environment:
      DATA_SOURCE_NAME: "postgresql://postgres:postgres@postgres:5432/knightcrawler?sslmode=disable"
    networks:
      - knightcrawler-network

networks:
  knightcrawler-network:
    external: true