---
- block:
    - name: Import Rancher public key
      rpm_key:
        state: present
        key: https://rpm.rancher.io/public.key

    - name: Ensure dependencies are installed
      package:
        name: "{{ item }}"
        state: present
      loop: "{{ k3s_packages + k3s_packages_extra }}"

    - name: Check if cluster is installed
      stat:
        path: "{{ __k3s_config_dir }}/k3s.yaml"
      register: __k3s_installed

    - name: Prepare directory structure
      file:
        path: "{{ item }}"
        owner: root
        group: root
        mode: 0700
        state: directory
      loop:
        - "{{ __k3s_config_dir }}"
        - "{{ __k3s_config_dir }}/server"
        - "{{ __k3s_data_dir }}"
        - "{{ __k3s_manifests_dir }}"
        - "{{ __k3s_log_dir }}"

    - name: Download K3s binary
      get_url:
        url: https://github.com/k3s-io/k3s/releases/download/{{ k3s_version }}/k3s
        checksum: sha256:https://github.com/k3s-io/k3s/releases/download/{{ k3s_version }}/sha256sum-amd64.txt
        dest: /usr/local/bin/k3s
        owner: root
        group: root
        mode: 0755

    - name: Copy K3s config file
      template:
        src: "etc/rancher/k3s/config.yaml.j2"
        dest: "{{ __k3s_config_dir }}/config.yaml"
        owner: root
        group: root
        mode: 0600
      notify: __k3s_restart

    - name: Copy K3s kubelet config file
      template:
        src: "etc/rancher/k3s/kubelet.yaml.j2"
        dest: "{{ __k3s_config_dir }}/kubelet.yaml"
        owner: root
        group: root
        mode: 0600
      notify: __k3s_restart

    - name: Copy K3s server config files
      template:
        src: "etc/rancher/k3s/server/{{ item }}.j2"
        dest: "{{ __k3s_config_dir }}/server/{{ item }}"
        owner: root
        group: root
        mode: 0600
      loop:
        - admission-config.yaml
      when: k3s_server | bool
      notify: __k3s_restart

    - name: Copy auto-deploying manifests to the server
      ansible.builtin.template:
        src: "{{ item }}"
        dest: "{{ __k3s_manifests_dir }}/{{ item | basename | replace('.j2', '') }}"
        mode: 0644
      loop: "{{ k3s_server_manifests_templates }}"
      loop_control:
        label: "{{ __k3s_manifests_dir }}/{{ item | basename | replace('.j2', '') }}"
      when:
        - ansible_hostname == hostvars[k3s_server_nodes[0]]['ansible_hostname']
        - not __k3s_installed.stat.exists

    - name: Download auto-deploying manifests to the server
      ansible.builtin.get_url:
        url: "{{ item.url }}"
        dest: "{{ __k3s_manifests_dir }}/{{ item.dest | default(item.url | basename) }}"
        mode: 0644
      loop: "{{ k3s_server_manifests_urls }}"
      loop_control:
        label: "{{ __k3s_manifests_dir }}/{{ item.dest | default(item.url | basename) }}"
      when:
        - ansible_hostname == hostvars[k3s_server_nodes[0]]['ansible_hostname']
        - not __k3s_installed.stat.exists
  become: True
  become_user: root