docker-compose.yml

version: '3.9'

networks:
  nginx:
    name: 'nginx'
    external: true
  grafana:
    name: 'grafana'
    external: true

services:
  nginx:
    build: nginx
    container_name: nginx
    restart: always
    volumes:
      - './app.conf:/etc/nginx/conf.d/default.conf:ro'
    networks:
      - nginx
    ports:
      - '80:80'
    environment:
      NGINX_ENTRYPOINT_QUIET_LOGS: "${NGINX_QUIET:-1}"
    logging:
      driver: json-file
      options:
        max-size: 4m
        max-file: "1"
        tag: nginx
  loki:
    user: "1000:1000"
    restart: always
    image: grafana/loki
    container_name: loki
    networks:
      - grafana
    volumes:
      - './data/loki:/loki'
      - './loki/loki.yml:/etc/config/loki.yml:ro'
    entrypoint:
      - /usr/bin/loki
      - -config.file=/etc/config/loki.yml
    logging:
      #driver: json-file
      driver: none
      options:
        max-size: 4m
        max-file: "1"
        tag: loki
  promtail:
    restart: always
    image: grafana/promtail
    container_name: promtail
    depends_on:
      - loki
    networks:
      - grafana
    volumes:
      - './data/promtail:/mnt/promtail'
      - './promtail/promtail.yml:/etc/config/promtail.yml:ro'
      - '/var/lib/docker/containers:/var/lib/docker/containers:ro'
    entrypoint:
      - /usr/bin/promtail
      - -config.file=/etc/config/promtail.yml
    logging:
      #driver: json-file
      driver: none
      options:
        max-size: 4m
        max-file: "1"
        tag: promtail
  grafana:
    user: "1000:1000"
    restart: always
    image: grafana/grafana
    container_name: grafana
    environment:
      GF_LOG_LEVEL: warn
      GF_SECURITY_ADMIN_USER: "${GRAFANA_USER:?}"
      GF_SECURITY_ADMIN_PASSWORD: "${GRAFANA_PASSWORD:?}"
      GF_SERVER_ROOT_URL: "${GRAFANA_SERVER_URL:?}"
    depends_on:
      - loki
    networks:
      - nginx
      - grafana
    volumes:
      - './data/grafana:/var/lib/grafana'
      - './grafana/datasource.yml:/etc/grafana/provisioning/datasources/datasource.yml:ro'
    logging:
      #driver: json-file
      driver: none
      options:
        max-size: 4m
        max-file: "1"
        tag: grafana