# K3s Agent Ansible Role

This Ansible role installs and configures a K3s agent on a node.

## Role Variables

- `k3s.loadbalancer.default_port`: The port for the K3s load balancer. Defaults to `6443`.
- `k3s_token`: The token for joining the K3s cluster. This is a required variable.
- `hostvars['k3s-loadbalancer'].ansible_default_ipv4.address`: The IP address of the K3s load balancer. This is a required variable.

## Tasks

The main tasks are in `tasks/main.yml` and `tasks/installation.yml`.

- **`installation.yml`**:
  - Installs `qemu-guest-agent`.
  - Checks if K3s is already installed.
  - Downloads the K3s installation script to `/tmp/k3s_install.sh`.
  - Installs K3s as an agent, connecting to the master.

## Handlers

The main handlers are in `handlers/main.yml`.

- **`Restart k3s`**: Restarts the `k3s` service.

## Usage

Here is an example of how to use this role in a playbook:

```yaml
---
- hosts: k3s_agents
  roles:
    - role: k3s_agent
      vars:
        k3s_token: "your_k3s_token"
        k3s.loadbalancer.default_port: 6443
```