Add Vagrantfile for local testing

---

warn_list:

 - var-naming[no-role-prefix]

 - yaml[comments-indentation]

 - yaml[line-length]

# ENV['VAGRANT_NO_PARALLEL'] = 'no'

NODE_ROLES = ["server-0", "server-1", "server-2", "agent-0", "agent-1"]

NODE_BOXES = ['generic/ubuntu2004', 'generic/ubuntu2004', 'generic/ubuntu2004', 'generic/ubuntu2004', 'generic/ubuntu2004']

NODE_CPUS = 2

NODE_MEMORY = 2048

# Virtualbox >= 6.1.28 require `/etc/vbox/network.conf` for expanded private networks 

NETWORK_PREFIX = "10.10.10"

def provision(vm, role, node_num)

  vm.box = NODE_BOXES[node_num]

  vm.hostname = role

  # An expanded netmask is required to allow VM<-->VM communication, virtualbox defaults to /32

  node_ip = "#{NETWORK_PREFIX}.#{100+node_num}"

  vm.network "private_network", ip: node_ip, netmask: "255.255.255.0"

  vm.provision "ansible", run: 'once' do |ansible|

    ansible.compatibility_mode = "2.0"

    ansible.verbose = "vv"

    ansible.playbook = "playbook/site.yml"

    ansible.groups = {

      "server" => NODE_ROLES.grep(/^server/),

      "agent" => NODE_ROLES.grep(/^agent/),

      "k3s_cluster:children" => ["server", "agent"],

    }

    ansible.extra_vars = {

      k3s_version: "v1.26.5+k3s1",

      api_endpoint: "#{NETWORK_PREFIX}.100",

      api_port: 6443,

      extra_server_args: "",

      extra_server_init_args: "",

      extra_agent_args: "",

    }

  end

end

Vagrant.configure("2") do |config|

  # Default provider is libvirt, virtualbox is only provided as a backup

  config.vm.provider "libvirt" do |v|

    v.cpus = NODE_CPUS

    v.memory = NODE_MEMORY

  end

  config.vm.provider "virtualbox" do |v|

    v.cpus = NODE_CPUS

    v.memory = NODE_MEMORY

  end

  # Must iterate on the index, vagrant does not understand iterating 

  # over the node roles themselves

  NODE_ROLES.each_with_index do |name, i|

    config.vm.define name do |node|

      provision(node.vm, name, i)

    end

  end

end

        192.16.35.12

        192.16.35.13

  # Required Vars

  vars:

    ansible_port: 22

    ansible_user: debian

    k3s_version: v1.25.5+k3s2

    k3s_server_location: /var/lib/rancher/k3s

    systemd_dir: /etc/systemd/system

    api_endpoint: "{{ hostvars[groups['server'][0]]['ansible_host'] | default(groups['server'][0]) }}"

    api_port: 6443

    extra_server_args: ""

    extra_server_init_args: ""

    extra_agent_args: ""

  # Optional vars

    # k3s_server_location: /var/lib/rancher/k3s

    # systemd_dir: /etc/systemd/system

---

k3s_server_location: "/var/lib/rancher/k3s"

systemd_dir: "/etc/systemd/system"

---

- name: Copy K3s service file

  ansible.builtin.template:

    src: "k3s-agent.service.j2"