workstation/roles/el/tasks/ssh.yml

---
# Copyright 2021 Anthony Perkins
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

- name: Disable SSH passwords
  become: true
  ansible.builtin.lineinfile:
    path: /etc/ssh/sshd_config
    regexp: '^#?\w*PasswordAuthentication (yes|no)'
    line: 'PasswordAuthentication no'
  register: changed_ssh_config
- name: Enable SSH
  become: true
  ansible.builtin.systemd:
    name: sshd.service
    enabled: yes
    state: started
- name: Restart SSH
  become: true
  ansible.builtin.systemd:
    name: sshd.service
    state: restarted
  when: changed_ssh_config.changed == true
- name: Check for firewall-cmd
  ansible.builtin.stat:
    path: /usr/bin/firewall-cmd
  register: firewall_cmd
- name: Allow SSH through firewall
  become: true
  ansible.posix.firewalld:
    service: ssh
    permanent: yes
    state: enabled
    immediate: yes
  when: firewall_cmd.stat.exists