04843b5394
Arch Linux ships a Linux kernel > 5.6 and doesn't require DKMS. Move the package list variable to (distribution-specific) var files. For the Arch Linux LTS kernel (5.4) a binary wireguard-lts package is provided in [core].
147 lines
3.5 KiB
YAML
147 lines
3.5 KiB
YAML
---
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- name: Gather instance facts
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setup:
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- include_tasks: "setup-{{ ansible_distribution|lower }}.yml"
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- name: Load packages variable file based on the OS type, or a default if not found
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include_vars: "{{ lookup('first_found', params) }}"
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vars:
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params:
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files:
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- "packages-{{ ansible_distribution | lower }}.yml"
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- "packages.yml"
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paths:
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- "vars"
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- name: Install WireGuard
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package:
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name: "{{ packages }}"
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state: present
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tags:
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- wg-install
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- name: Enable WireGuard kernel module
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modprobe:
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name: wireguard
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state: present
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register: wireguard_module_enabled
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until: wireguard_module_enabled is succeeded
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retries: 10
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delay: 10
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failed_when: wireguard_module_enabled is failure
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tags:
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- wg-install
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- name: Set WireGuard IP (without mask)
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set_fact:
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wireguard_ip: "{{ wireguard_address.split('/')[0] }}"
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- name: Register if config/private key already exists on target host
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stat:
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path: "{{ wireguard_remote_directory }}/{{ wireguard_interface }}.conf"
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register: config_file_stat
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tags:
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- wg-generate-keys
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- wg-config
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- name: Get wg subcommands
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command: "wg --help"
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register: wg_subcommands
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- name: Set default value for wg_syncconf variable (assume wg syncconf subcommand not available)
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set_fact:
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wg_syncconf: false
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- name: Check if wg syncconf subcommand is available
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set_fact:
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wg_syncconf: true
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when: wg_subcommands.stdout | regex_search('syncconf:')
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- name: Show syncconf subcommand status
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debug:
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var: wg_syncconf
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- block:
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- name: Generate WireGuard private key
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shell: "wg genkey"
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register: wg_private_key_result
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tags:
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- wg-generate-keys
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- name: Set private key fact
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set_fact:
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private_key: "{{ wg_private_key_result.stdout }}"
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tags:
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- wg-generate-keys
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when: not config_file_stat.stat.exists
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- block:
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- name: Read WireGuard config file
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slurp:
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src: "{{ wireguard_remote_directory }}/{{ wireguard_interface }}.conf"
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register: wg_config
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tags:
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- wg-config
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- name: Set private key fact
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set_fact:
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private_key: "{{ wg_config['content'] | b64decode | regex_findall('PrivateKey = (.*)') | first }}"
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tags:
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- wg-config
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when: config_file_stat.stat.exists
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- name: Derive WireGuard public key
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shell: "echo '{{ private_key }}' | wg pubkey" # noqa 306
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register: wg_public_key_result
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changed_when: false
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tags:
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- wg-config
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- name: Set public key fact
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set_fact:
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public_key: "{{ wg_public_key_result.stdout }}"
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tags:
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- wg-config
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- name: Create WireGuard configuration directory
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file:
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dest: "{{ wireguard_remote_directory }}"
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state: directory
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mode: 0700
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tags:
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- wg-config
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- name: Generate WireGuard configuration file
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template:
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src: wg.conf.j2
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dest: "{{ wireguard_remote_directory }}/{{ wireguard_interface }}.conf"
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owner: root
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group: root
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mode: 0600
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tags:
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- wg-config
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notify:
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- reconfigure wireguard
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- name: Check if reload-module-on-update is set
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stat:
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path: "{{ wireguard_remote_directory }}/.reload-module-on-update"
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register: reload_module_on_update
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tags:
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- wg-config
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- name: Set WireGuard reload-module-on-update
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file:
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dest: "{{ wireguard_remote_directory }}/.reload-module-on-update"
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state: touch
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when: not reload_module_on_update.stat.exists
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tags:
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- wg-config
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- name: Start and enable WireGuard service
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service:
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name: "wg-quick@{{ wireguard_interface }}"
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state: started
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enabled: yes
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