version: '3.8'

services:
  influxdb:
    image: influxdb:2.7
    container_name: influxdb
    restart: unless-stopped
    ports:
      - "8086:8086"
    volumes:
      - influxdb-data:/var/lib/influxdb2
      - influxdb-config:/etc/influxdb2
    environment:
      - DOCKER_INFLUXDB_INIT_MODE=setup
      - DOCKER_INFLUXDB_INIT_USERNAME=admin
      - DOCKER_INFLUXDB_INIT_PASSWORD=supersecurepassword
      - DOCKER_INFLUXDB_INIT_ORG=my-org
      - DOCKER_INFLUXDB_INIT_BUCKET=telegraf-bucket
      - DOCKER_INFLUXDB_INIT_ADMIN_TOKEN=my-secret-token

  grafana:
    image: grafana/grafana:latest
    container_name: grafana
    restart: unless-stopped
    ports:
      - "3000:3000"
    volumes:
      - grafana-data:/var/lib/grafana
      - ./grafana/provisioning/datasources:/etc/grafana/provisioning/datasources
      - ./grafana/provisioning/dashboards:/etc/grafana/provisioning/dashboards
    environment:
      - GF_SECURITY_ADMIN_USER=admin
      - GF_SECURITY_ADMIN_PASSWORD=admin
    depends_on:
      - influxdb

  telegraf:
    image: telegraf:1.30
    container_name: telegraf
    restart: unless-stopped
    volumes:
      - /proc:/host/proc:ro
      - /sys:/host/sys:ro
      - /:/host:ro
      - ./telegraf/telegraf.conf:/etc/telegraf/telegraf.conf:ro
    depends_on:
      - influxdb

volumes:
  influxdb-data:
  influxdb-config:
  grafana-data: