docker-compose.yaml

services:
  influxdb:
    image: influxdb:2.7.10
    restart: always
    ports:
      - "8086:8086"
    env_file: ./infra/influxdb.env
    networks:
      - db
    healthcheck:
      test: ["CMD", "curl", "-f", "http://localhost:8086/health"]
      interval: 10s
      start_period: 10s
    volumes:
      - db-data:/var/lib/influxdb2

  # generate Telegraf user in InfluxDB
  telegraf-credentials:
    image: influxdb:2.7.10
    command: /scripts/telegraf-init.sh
    env_file: ./infra/influxdb.env
    working_dir: /scripts
    networks:
      - db
    volumes:
      - ./infra/mqtt.auth:/scripts/mqtt.auth
      - ./infra/telegraf.env:/scripts/telegraf.env
      - ./infra/telegraf-init.sh:/scripts/telegraf-init.sh:ro
    depends_on:
      influxdb:
        condition: service_healthy

  mosquitto:
    image: eclipse-mosquitto:2.0
    restart: always
    networks:
      - mqtt
    ports:
      - "1883:1883"
      - "9001:9001"
    entrypoint: /bin/sh
    command:
      - -c
      - |
        cp /etc/mosquitto/mqtt.auth /etc/mosquitto/password_file
        chmod 0700 /etc/mosquitto/password_file
        chown mosquitto: /etc/mosquitto/password_file
        mosquitto_passwd -U /etc/mosquitto/password_file
        /docker-entrypoint.sh /usr/sbin/mosquitto -c /mosquitto/config/mosquitto.conf
    depends_on:
      telegraf-credentials:
        condition: service_completed_successfully
    volumes:
      - mqtt-data:/mosquitto/data
      - mqtt-logs:/mosquitto/log
      - ./infra/mosquitto.conf:/mosquitto/config/mosquitto.conf:ro
      - ./infra/mqtt.auth:/etc/mosquitto/mqtt.auth:ro

  telegraf:
    image: telegraf:1.30-alpine
    restart: always
    env_file: ./infra/telegraf.env
    networks:
      - db
      - mqtt
    depends_on:
      telegraf-credentials:
        condition: service_completed_successfully
      influxdb:
        condition: service_healthy
      mosquitto:
        condition: service_started
    volumes:
      - ./infra/telegraf-config.toml:/etc/telegraf/telegraf.conf:ro

volumes:
  db-data:
  mqtt-data:
  mqtt-logs:

networks:
  db:
  mqtt: