archlinux-ansible/roles/configure/tasks/main.yml

---
- name: Enable services on installed system.
  command: arch-chroot {{ root_mount }}
    systemctl enable {{ item }}
  with_items:
    - sshd
    - NetworkManager
    - fstrim.timer
  changed_when: true

- name: Get primary network interface.
  set_fact:
    net_interface: '{{ ansible_interfaces | reject("match", "^lo$") | first }}'

- name: Set ip address.
  set_fact:
    net_ip: '{{ ansible_facts[net_interface]["ipv4"]["address"] }}'

- name: Set gateway.
  set_fact:
    net_gateway: '{{ (ansible_facts[net_interface]["ipv4"]["network"] | split("."))[:3] | join(".") }}.1'

- name: Set nameservers.
  set_fact:
    net_dns: '{{ ansible_facts["dns"]["nameservers"] | join(";") }};8.8.8.8;'

- name: Create static ip config.
  template:
    src: files/static.nmconnection
    dest: "{{ root_mount }}/etc/NetworkManager/system-connections/static.nmconnection"
    owner: root
    group: root
    mode: 0600

- name: Make sure root's .ssh directory exists.
  file:
    state: directory
    path: "{{ root_mount }}/root/.ssh"
    owner: root
    group: root
    mode: 0700

- name: Make sure temporary key is in root's authorized_keys.
  authorized_key:
    state: present
    user: root
    path: "{{ root_mount }}/root/.ssh/authorized_keys"
    key: "{{ tmp_pub_key }}"
    manage_dir: true

- name: Update root password.
  command: arch-chroot {{ root_mount }} sh -c "echo root:{{ root_user_password }} | chpasswd"
  changed_when: true