Vagrantfile

# -*- mode: ruby -*-
# vi:set ft=ruby sw=2 ts=2 sts=2:

NUM_MASTER_NODE = 1
NUM_WORKER_NODE = 2

IP_NW = "192.168.56."
MASTER_IP_START = 1
NODE_IP_START = 2

Vagrant.configure("2") do |config|
  config.vm.box = "ubuntu/bionic64"
  config.vm.box_check_update = false

  # Provision Master Node
  (1..NUM_MASTER_NODE).each do |i|
    config.vm.define "kubemaster" do |node|
      node.vm.provider "virtualbox" do |vb|
        vb.name = "kubemaster"
        vb.memory = 2048
        vb.cpus = 2
      end
      node.vm.hostname = "kubemaster"

      # NAT network for internet access (works across macOS and Windows)
      node.vm.network "public_network", type: "dhcp"

      # Private network for Kubernetes internal communication
      node.vm.network :private_network, ip: "#{IP_NW}#{MASTER_IP_START + i}"

      # Forwarded port for SSH access (optional)
      node.vm.network "forwarded_port", guest: 22, host: "#{2710 + i}"

      # Provisioners (update paths if necessary)
      node.vm.provision "setup-hosts", type: "shell", path: "ubuntu/vagrant/setup-hosts.sh" do |s|
        s.args = ["enp0s8"]
      end
      node.vm.provision "setup-dns", type: "shell", path: "ubuntu/update-dns.sh"
    end
  end

  # Provision Worker Nodes
  (1..NUM_WORKER_NODE).each do |i|
    config.vm.define "kubenode0#{i}" do |node|
      node.vm.provider "virtualbox" do |vb|
        vb.name = "kubenode0#{i}"
        vb.memory = 2048
        vb.cpus = 2
      end
      node.vm.hostname = "kubenode0#{i}"

      # NAT network for internet access
      node.vm.network "public_network", type: "dhcp"

      # Private network for Kubernetes internal communication
      node.vm.network :private_network, ip: "#{IP_NW}#{NODE_IP_START + i}"

      # Forwarded port for SSH access (optional)
      node.vm.network "forwarded_port", guest: 22, host: "#{2720 + i}"

      # Provisioners (update paths if necessary)
      node.vm.provision "setup-hosts", type: "shell", path: "ubuntu/vagrant/setup-hosts.sh" do |s|
        s.args = ["enp0s8"]
      end
      node.vm.provision "setup-dns", type: "shell", path: "ubuntu/update-dns.sh"
    end
  end
end