version: '3'

services:
  prometheus:
    container_name: prometheus
    image: prom/prometheus
    command: >
      --storage.tsdb.path=/prometheus
      --config.file=/etc/prometheus/prometheus.yml
      --storage.tsdb.retention.time=30d
      --storage.tsdb.retention.size=2GB
    logging:
      driver: journald
      options:
        tag: prometheus 
    restart: unless-stopped
    ports:
      - 9090:9090
    volumes:
      - ${PROMETHEUS_CONFIG_FILE_PATH}:/etc/prometheus/prometheus.yml:ro
      - ${PROMETHEUS_DATA_PATH}:/prometheus:rw