@installdoc/ansible-gas-station/roles/system/firewall/tasks/setup-Darwin.yml

An Ansible playbook that provisions your network with software from GitHub Awesome lists, developed with disaster recovery in mind ⛽🔥🤤

---
- name: Set default incoming policy to deny
  lineinfile:
    path: /etc/pf.conf
    regexp: "^block.*"
    line: "block in"

- name: Allow SSH connections from select networks
  lineinfile:
    path: /etc/pf.conf
    regexp: ".*{{ ssh_port }}$"
    line: "{{ 'pass in proto tcp from {' + lan_network.management + ', ' + lan_network.work + ', ' + main_ip_address + '} to any port ' + ssh_port }}"
  when: vlan != 'cloud'

- name: Allow SSH connections from anywhere
  lineinfile:
    path: /etc/pf.conf
    regexp: ".*{{ ssh_port }}$"
    line: "{{ 'pass in proto tcp from any to any port ' + ssh_port }}"
  when: vlan == 'cloud'

- name: Allow RDP access
  lineinfile:
    path: /etc/pf.conf
    regexp: ".*3389$"
    line: "{{ 'pass in proto tcp from {' +  lan_network.work + '} to any port 3389' }}"
  when: "'desktop' in group_names"

- name: Allow remote Docker access
  lineinfile:
    path: /etc/pf.conf
    regexp: ".*2424$"
    line: "{{ 'pass in proto tcp from {' +  hosts.portainer.ip_address + '} to any port 2424' }}"
  when:
    - not ('portainer' in apps)
    - hosts.portainer is defined

- name: Allow TFTP access to Netboot.xyz
  lineinfile:
    path: /etc/pf.conf
    regexp: ".*69$"
    line: "{{ 'pass in proto tcp from {' + lan_network.iot + ', ' + lan_network.kubernetes + ', ' \
      + lan_network.management + ', ' + lan_network.offline + ', ' + lan_network.unifi + ', ' + lan_network.work + '} to any port 69' }}"
  when: ('netboot' in apps)

- name: Allow access to Plex Media Server from LAN
  include_tasks: Darwin/PlexMediaServer.yml
  loop:
    - "{{ lan_network.iot }}"
    - "{{ lan_network.work }}"
  when: ('plex' in apps)

- name: Allow access to Plex Media Server from Internet
  lineinfile:
    path: /etc/pf.conf
    regexp: ".*32400$"
    line: "pass in proto tcp from any to any port 32400"
  when: ('plex' in apps)

- name: Allow UniFi access
  include_tasks: Darwin/UniFi.yml
  loop:
    - "{{ lan_network.unifi }}"
  when: ('unifilab' in apps)

- name: Allow HTTP/HTTPS access from LAN
  lineinfile:
    path: /etc/pf.conf
    regexp: "pass in proto tcp from {{ item }} to any port { 80, 443 }"
    line: "pass in proto tcp from {{ item }} to any port { 80, 443 }"
  loop: "{{ rc1918_networks }}"
  when:
    - not ('nuc' in apps)
    - vlan != 'cloud'

- name: Allow HTTP/HTTPS access from internet
  lineinfile:
    path: /etc/pf.conf
    regexp: ".*443 }$"
    line: "pass in proto tcp from any to any port { 80, 443 }"
  when: ('nuc' in apps) or (vlan == 'cloud')

- name: Check if Firewall is enabled # noqa 301
  command: /usr/libexec/ApplicationFirewall/socketfilterfw --getglobalstate
  register: firewall_state

- name: Enable Firewall # noqa 301 503
  command: defaults write /Library/Preferences/com.apple.alf globalstate -int 1
  when: "'enabled' not in firewall_state.stdout"