Multi VM Vagrantfile

Vagrantfile

$SCRIPT = <<'EOF'
#!/bin/bash -x

#IPADDR=$(ip -4 addr show eth1 | grep -oE "\b([0-9]{1,3}\.){3}[0-9]{1,3}\b" |  head -1)

IPADDR=$(ifconfig  -a | grep "192.168" | grep -oE "([0-9]{1,3}\.){3}[0-9]{1,3}" | head -1)

HOSTS="/etc/hosts"
FQDN=$(hostname -f)
SDN=$(hostname -s)

# Grep if the entry already exists
if grep -q "$(hostname -f)" /etc/hosts && ! grep -q "${IPADDR}[[:space:]]*${FQDN}[[:space:]]*${SDN}" "${HOSTS}"
then
    echo -e "fixing the ${HOSTS} file ..."
    LINE=$(grep -n "${FQDN}" "${HOSTS}"  |  cut -d:  -f1)
    sudo sed -i "${LINE}d" /etc/hosts
    echo -e "${IPADDR} ${FQDN} ${SDN}" |  sudo tee -a "${HOSTS}"
fi
EOF

nodes = [

  { :hostname => 'cp1', :ip => '192.168.56.51', :mem => '3072', :cpus => '2', },
  { :hostname => 'w1',  :ip => '192.168.56.52', :mem => '3072', :cpus => '2', },
  { :hostname => 'w2',  :ip => '192.168.56.53', :mem => '3072', :cpus => '2', },
  { :hostname => 'w3',  :ip => '192.168.56.54', :mem => '2048', :cpus => '1', },
]

Vagrant.configure(2) do |config|
    # Landrush config
    config.landrush.tld = ['example.com']
    config.landrush.upstream 'x.x.x.x'
    config.landrush.upstream 'y.y.y.y'
    config.landrush.enabled = true
    config.landrush.guest_redirect_dns = false
    config.landrush.host_redirect_dns = true
    config.landrush.host_interface_excludes = [/lo[0-9]*/, /docker[0-9]+/, /tun[0-9]+/]
    config.landrush.host_interface = 'enp0s8'
    config.landrush.host_interface_class = :ipv4
    config.landrush.host 'kubernetes.example.com', 'cp1.example.com'
    # end

    # box config
    config.vm.box = 'mycentos/7' # custom created vagrant box
    config.vm.box_check_update = false
    config.vbguest.auto_update = false
    # end

    nodes.each do |node|
        config.vm.define node[:hostname] do |nodeconfig|

          nodeconfig.vm.network :private_network, ip: node[:ip]
            nodeconfig.vm.hostname = node[:hostname] + ".example.com"

            nodeconfig.vm.provider :virtualbox do |vb|
                vb.customize [ "modifyvm", :id, "--memory", node[:mem], "--cpus", node[:cpus], ]
                vb.customize [ "modifyvm", :id, "--natdnshostresolver1", "on" ]
            end

            nodeconfig.vm.synced_folder ".","/vagrant", type: "nfs"

            if nodeconfig.vm.hostname =~ /^cp1/
                nodeconfig.vm.network "forwarded_port", guest: 6443, host: 6443
	        end
            nodeconfig.vm.provision :shell, inline: $SCRIPT

        end
    end

end