Grafana and Prometheus

x-arcane:
  icon: https://cdn.jsdelivr.net/gh/selfhst/icons@main/svg/grafana.svg
  urls:
    - https://grafana.com/
    - https://prometheus.io/

services:
  prometheus:
    image: prom/prometheus:latest
    container_name: prometheus
    restart: unless-stopped
    command:
      - --config.file=/etc/prometheus/prometheus.yml
      - --storage.tsdb.path=/prometheus
      - --web.console.libraries=/etc/prometheus/console_libraries
      - --web.console.templates=/etc/prometheus/consoles
      - --web.enable-lifecycle
    ports:
      - "${PROMETHEUS_PORT:-9090}:9090"
    volumes:
      - prometheus-data:/prometheus
    configs:
      - source: prometheus_config
        target: /etc/prometheus/prometheus.yml
    labels:
      com.getarcaneapp.arcane.icon: https://cdn.jsdelivr.net/gh/selfhst/icons@main/svg/prometheus.svg

  node-exporter:
    image: quay.io/prometheus/node-exporter:latest
    container_name: node-exporter
    restart: unless-stopped
    command:
      - --path.rootfs=/host
    pid: host
    volumes:
      - /:/host:ro,rslave
    labels:
      com.getarcaneapp.arcane.icon: https://cdn.jsdelivr.net/gh/selfhst/icons@main/svg/prometheus.svg

  grafana:
    image: grafana/grafana-oss:latest
    container_name: grafana
    restart: unless-stopped
    depends_on:
      - prometheus
    ports:
      - "${GRAFANA_PORT:-3000}:3000"
    environment:
      GF_SECURITY_ADMIN_USER: ${GRAFANA_ADMIN_USER}
      GF_SECURITY_ADMIN_PASSWORD: ${GRAFANA_ADMIN_PASSWORD}
      GF_USERS_ALLOW_SIGN_UP: ${GRAFANA_ALLOW_SIGN_UP:-false}
    volumes:
      - grafana-data:/var/lib/grafana
    configs:
      - source: grafana_datasource
        target: /etc/grafana/provisioning/datasources/prometheus.yml
    labels:
      com.getarcaneapp.arcane.icon: https://cdn.jsdelivr.net/gh/selfhst/icons@main/svg/grafana.svg

volumes:
  prometheus-data:
  grafana-data:

configs:
  prometheus_config:
    content: |
      global:
        scrape_interval: 15s
      scrape_configs:
        - job_name: prometheus
          static_configs:
            - targets:
                - localhost:9090
        - job_name: node-exporter
          static_configs:
            - targets:
                - node-exporter:9100
  grafana_datasource:
    content: |
      apiVersion: 1
      datasources:
        - name: Prometheus
          type: prometheus
          access: proxy
          url: http://prometheus:9090
          isDefault: true

PROMETHEUS_PORT=9090
GRAFANA_PORT=3000

GRAFANA_ADMIN_USER=admin
GRAFANA_ADMIN_PASSWORD=change-this-grafana-password
GRAFANA_ALLOW_SIGN_UP=false