#cloud-config
write_files:
  - path: /etc/krates-worker.env
    permissions: 0600
    owner: root
    content: |
      KONTENA_URI=<%= master_uri %>
      KONTENA_TOKEN=<%= grid_token %>
      KONTENA_PEER_INTERFACE=eth1
      KONTENA_VERSION=<%= version %>
  - path: /etc/systemd/system/docker.service.d/50-krates.conf
    content: |
        [Service]
        Environment='DOCKER_OPTS=--insecure-registry="10.81.0.0/16" --bip="172.17.43.1/16" -s overlay2'
        Environment='DOCKER_CGROUPS=--exec-opt native.cgroupdriver=cgroupfs'
  - path: /etc/sysctl.d/99-inotify.conf
    owner: root
    permissions: 0644
    content: |
      fs.inotify.max_user_instances = 8192
coreos:
  update:
      reboot-strategy: off
  units:
    - name: 00-eth.network
      runtime: true
      content: |
        [Match]
        Name=eth*
        [Network]
        DHCP=yes
        DNS=172.17.43.1
        DNS=172.28.128.1
        DNS=8.8.8.8
        DOMAINS=kontena.local
        [DHCP]
        UseDNS=false
    - name: etcd2.service
      command: start
      enable: true
      content: |
        Description=etcd 2.0
        After=docker.service
        [Service]
        Restart=always
        RestartSec=5
        ExecStart=/usr/bin/docker logs --tail=10 -f krates-etcd
    - name: 50-docker.network
      mask: true
    - name: 50-docker-veth.network
      mask: true
    - name: zz-default.network
      runtime: false
      content: |
        # default should only match real network interfaces
        [Match]
        Name=eth*

        [Network]
        DHCP=yes

        [DHCP]
        UseMTU=true
        UseDomains=true
    - name: krates-worker.service
      command: start
      enable: true
      content: |
        [Unit]
        Description=krates-worker
        After=network-online.target
        After=docker.service
        Description=Krates Worker
        Documentation=http://krates.appsters.io
        Requires=network-online.target
        Requires=docker.service

        [Service]
        Restart=always
        RestartSec=5
        TimeoutStartSec=0
        EnvironmentFile=/etc/krates-worker.env
        ExecStartPre=-/usr/bin/docker stop krates-worker
        ExecStartPre=-/usr/bin/docker rm krates-worker
        ExecStartPre=/usr/bin/docker pull krates/worker
        ExecStart=/usr/bin/docker run --name krates-worker \
            --env-file /etc/krates-worker.env \
            -v=/var/run/docker.sock:/var/run/docker.sock \
            -v=/etc/krates-worker.env:/etc/kontena.env \
            --net=host \
            krates/worker
        ExecStop=/usr/bin/docker stop krates-worker