docker-compose.yml

services:
  metricly:
    container_name: metricly_metricly
    build:
      context: .
      dockerfile: Dockerfile
    restart: always
    network_mode: host
    volumes:
      - ./config/config.yaml:/etc/metricly/config.yaml:ro,z
      - /:/host/root:ro,rslave # Changes in the source (host) are reflected in the container, not vice-versa
    environment:
      - HOSTNAME=${HOSTNAME}
      - PROC_CPU_STAT=/host/root/proc/stat
      - PROC_MEMORY_INFO=/host/root/proc/meminfo
      - PROC_NETWORK_DEV=/host/root/proc/net/dev
      - PROC_DISK_MOUNTS=/host/root/proc/mounts
      - PROC_DISK_STATS=/host/root/proc/diskstats
    healthcheck:
      test: ["CMD", "/bin/sh /metricly/healthcheck metricly"]
      interval: 30s   
      timeout: 5s     
      retries: 3      
      start_period: 10s 

  prometheus:
    container_name: metricly_prometheus
    image: quay.io/prometheus/prometheus:v2.36.2
    network_mode: host
    volumes:
      - ./config/prometheus/:/etc/prometheus/:ro,z
      - ./config/prometheus/alerts:/etc/prometheus/alerts:ro,z
    command:
      - '--config.file=/etc/prometheus/prometheus.yml'
      - '--storage.tsdb.path=/prometheus'
      - '--web.console.libraries=/usr/share/prometheus/console_libraries'
      - '--web.console.templates=/usr/share/prometheus/consoles'      
    restart: always
    depends_on:
      - metricly

  grafana:
    container_name: metricly_grafana
    image: docker.io/grafana/grafana:11.3.1
    network_mode: host
    environment:
      - GF_SECURITY_ADMIN_USER=admin
      - GF_SECURITY_ADMIN_PASSWORD=admin
    volumes:
      - ./config/grafana/provisioning/:/etc/grafana/provisioning/:ro,z
      - ./config/grafana/visualizations/infrastructure.json:/var/lib/grafana/dashboards/infrastructure.json:ro,z
      - ./config/grafana/visualizations/go-runtime.json:/var/lib/grafana/dashboards/go-runtime.json:ro,z
    restart: always
    depends_on:
      - prometheus

  alertmanager:
    container_name: metricly_alertmanager
    image: docker.io/prom/alertmanager:v0.27.0
    network_mode: host
    volumes:
      - ./config/alertmanager/alertmanager.yml:/etc/alertmanager/alertmanager.yml:ro,z
    restart: always
    depends_on:
      - prometheus