k8s_vm_config.yaml

#cloud-config
apt:
  http_proxy: http://__apt_proxy__/
package_update: true
package_upgrade: true
packages:
- apt-transport-https
- ca-certificates
- curl
- software-properties-common
- jq
- nfs-common
power_state:
  delay: "+1"
  mode: reboot
write_files:
- path: /opt/k8s_vm_entrypoint.sh
  permissions: '0755'
  content: |
    #!/bin/bash -x

    export DEBIAN_FRONTEND=noninteractive
    printenv

    mkdir -p /opt/config
    echo "__docker_version__" > /opt/config/docker_version.txt
    echo "__rancher_ip_addr__" > /opt/config/rancher_ip_addr.txt
    echo "__rancher_private_ip_addr__" > /opt/config/rancher_private_ip_addr.txt
    HOST_IP=$(hostname -I)
    echo $HOST_IP `hostname` >> /etc/hosts

    mkdir -p /etc/docker
    if [ ! -z "__docker_proxy__" ]; then
        cat > /etc/docker/daemon.json <<EOF
    {
      "insecure-registries" : ["__docker_proxy__"]
    }
    EOF
    fi

    # apt-get -y install linux-image-extra-$(uname -r)

    # install docker 17.03
    while ! hash docker &> /dev/null; do
        curl -s https://releases.rancher.com/install-docker/__docker_version__.sh | sh
        usermod -aG docker ubuntu
        sleep 10
    done
    apt-mark hold docker-ce

    mkdir -p /dockerdata-nfs
    echo "__rancher_private_ip_addr__:/dockerdata-nfs /dockerdata-nfs nfs noauto,noatime,fg,retry=1,x-systemd.automount,_netdev,soft,nolock,intr,tcp,actimeo=1800 0 0" | tee -a /etc/fstab

    while [ ! -e /dockerdata-nfs/rancher_agent_cmd.sh ]; do
        mount /dockerdata-nfs
        sleep 10
    done

    cd ~
    cp /dockerdata-nfs/rancher_agent_cmd.sh .
    sed -i "s/docker run/docker run -e CATTLE_HOST_LABELS='__host_label__=true' -e CATTLE_AGENT_IP=${HOST_IP}/g" rancher_agent_cmd.sh
    source rancher_agent_cmd.sh

runcmd:
- /opt/k8s_vm_entrypoint.sh