wicked.yml

---
# Wicked persistent DHCP caching implementation
# Used by: SUSE Linux Enterprise Server, openSUSE

- name: Detect primary network interface
  ansible.builtin.set_fact:
    primary_interface: "{{ ansible_default_ipv4.interface | default('eth0') }}"

- name: Create wicked extension for DHCP cache save
  become: true
  become_flags: "su - -c"
  become_method: sudo
  ansible.builtin.template:
    src: wicked-extension.j2
    dest: /etc/wicked/extensions/kdevops-dhcp-cache
    mode: "0755"
    owner: root
    group: root

- name: Ensure lease cache directory exists
  become: true
  become_flags: "su - -c"
  become_method: sudo
  ansible.builtin.file:
    path: /var/lib/wicked/cache
    state: directory
    mode: "0755"
    owner: root
    group: root

- name: Get current IP configuration via wicked
  become: true
  become_flags: "su - -c"
  become_method: sudo
  ansible.builtin.shell: |
    wicked show {{ primary_interface }} | \
    grep -E "addr.*inet|route.*default|DNS" | \
    awk '{print}' > /var/lib/wicked/cache/{{ primary_interface }}.cached-config
    echo "cache_timestamp=$(date +%s)" >> /var/lib/wicked/cache/{{ primary_interface }}.cached-config
    chmod 644 /var/lib/wicked/cache/{{ primary_interface }}.cached-config
  args:
    creates: /var/lib/wicked/cache/{{ primary_interface }}.cached-config
  changed_when: true