ansible/roles/k3s_storage

k3s_storage Ansible Role

This role installs and configures a k3s node with storage-specific taints and labels.

Role Variables

• k3s.loadbalancer.default_port: The port of the k3s loadbalancer. Defaults to 6443.
• k3s_token: The token to join the k3s cluster. This is a required variable.
• hostvars['k3s-loadbalancer'].ansible_default_ipv4.address: The IP address of the k3s loadbalancer. This is discovered automatically from the host with the name k3s-loadbalancer.

Tasks

The main task includes the following files:

• requirements.yml:
  • Updates and upgrades system packages.
  • Installs open-iscsi and nfs-common.
  • Starts and enables the open-iscsi service.
• installation.yml:
  • Downloads the k3s installation script.
  • Installs k3s on the node with the following configurations:
    • Taint: storage=true:NoExecute
    • Label: longhorn=true

Handlers

• Restart k3s: Restarts the k3s service.

Usage

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

- hosts: k3s_storage_nodes
  roles:
    - role: k3s_storage
      vars:
        k3s_token: "your_k3s_token"