From dc56b0d39ef2494ddb348714ca53071642a0c0e5 Mon Sep 17 00:00:00 2001
From: githubixx <home@tauceti.net>
Date: Sat, 25 Jan 2020 21:49:48 +0100
Subject: [PATCH] use wg syncconf if available

---
 handlers/main.yml | 12 ++++++++++++
 tasks/main.yml    | 15 ++++++++++++++-
 2 files changed, 26 insertions(+), 1 deletion(-)

diff --git a/handlers/main.yml b/handlers/main.yml
index 1063f5e..732e8f5 100644
--- a/handlers/main.yml
+++ b/handlers/main.yml
@@ -3,3 +3,15 @@
   service:
     name: "wg-quick@{{ wireguard_interface }}"
     state: restarted
+  when: wg_syncconf == "false"
+  listen: "reconfigure wireguard"
+
+- name: syncconf wireguard
+  shell: |
+      systemctl is-active wg-quick@wg-quick@{{ wireguard_interface|quote }} || systemctl start wg-quick@{{ wireguard_interface|quote }}
+      wg syncconf {{ wireguard_interface|quote }} <(wg-quick strip /etc/wireguard/{{ wireguard_interface|quote }}.conf)
+      exit 0
+  args:
+    executable: "/bin/bash"
+  when: wg_syncconf == "true"
+  listen: "reconfigure wireguard"
diff --git a/tasks/main.yml b/tasks/main.yml
index 492f833..04a3770 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -39,6 +39,19 @@
     - wg-generate-keys
     - wg-config
 
+- name: Get wg subcommands
+  command: "wg --help"
+  register: wg_subcommands
+
+- name: Set default value for wg_syncconf variable
+  set_fact:
+    wg_syncconf: "false"
+
+- name: Check if wg syncconf subcommand is available
+  set_fact:
+    wg_syncconf: "true"
+  when: wg_subcommands.stdout | regex_search('syncconf:')
+
 - block:
   - name: Generate WireGuard private key
     shell: "wg genkey"
@@ -99,7 +112,7 @@
   tags:
     - wg-config
   notify:
-    - restart wireguard
+    - reconfigure wireguard
 
 - name: Check if reload-module-on-update is set
   stat: