metricbeat-docker-compose.yml

version: "3.8"

services:

  metricbeat:
    image: docker.elastic.co/beats/metricbeat:${ELASTIC_VERSION:-7.9.1}
    # https://github.com/docker/swarmkit/issues/1951
    hostname: "{{.Node.Hostname}}-metricbeat"
    user: root
    networks:
      - elastic
    configs:
      - source: mb_config
        target: /usr/share/metricbeat/metricbeat.yml
    volumes:
      - /proc:/hostfs/proc:ro
      - /sys/fs/cgroup:/hostfs/sys/fs/cgroup:ro
      - /:/hostfs:ro
      - /var/run/docker.sock:/var/run/docker.sock
      - metricbeat:/usr/share/metricbeat/data
    environment:
      - ELASTICSEARCH_HOST=${ELASTICSEARCH_HOST:-node1}
      - KIBANA_HOST=${KIBANA_HOST:-node1}
      - ELASTICSEARCH_USERNAME=${ELASTICSEARCH_USERNAME:-elastic}
      - ELASTICSEARCH_PASSWORD=${ELASTICSEARCH_PASSWORD:-changeme}
    # disable strict permission checks
    command: ["--strict.perms=false", "-system.hostfs=/hostfs"]
    deploy:
      mode: global

networks:
  elastic:
    external: true
    # https://www.elastic.co/guide/en/beats/metricbeat/current/running-on-docker.html#monitoring-host
    name: host

volumes:
  metricbeat:

configs:
  mb_config:
    file: $PWD/elk/beats/metricbeat/config/metricbeat.yml