version: '2'
services:
  swarmkit-mon:
    image: rancher/swarmkit:v1.12.3-2
    environment:
      MANAGER_SCALE: ${MANAGER_SCALE}
    labels:
      io.rancher.container.agent.role: environment
      io.rancher.container.create_agent: 'true'
      io.rancher.container.dns: 'true'
      io.rancher.container.pull_image: always
      io.rancher.scheduler.affinity:host_label: io.rancher.host.docker_version=1.12
      io.rancher.scheduler.global: 'true'
    network_mode: host
    privileged: true
    volumes:
    - /var/run/docker.sock:/var/run/docker.sock
    - /var/lib/rancher/state:/var/lib/rancher/state
    logging:
      driver: json-file
      options:
        max-size: 25m
        max-file: '2'